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Capacitor patents

      

This page is updated frequently with new Capacitor-related patent applications.




 Systems and methods for detecting light-emitting diode without flickering patent thumbnailSystems and methods for detecting light-emitting diode without flickering
An image sensor for detecting light-emitting diode (led) without flickering includes a pixel array with pixels. Each pixel including subpixels including a first and a second subpixel, dual floating diffusion (dfd) transistor, and a capacitor coupled to the dfd transistor.
Omnivision Technologies, Inc.


 Capacative auto focus position detection patent thumbnailCapacative auto focus position detection
Some embodiments include an electrically conductive capacitor plate mounted to a chassis supporting an actuator using one or more suspension wires. In some embodiments, the first electrically conductive capacitor plate is electrically connected with an electrically conductive coil of the actuator.
Apple Inc.


 Analogue to digital converter patent thumbnailAnalogue to digital converter
A sar adc is disclosed. The sar adc includes a plurality of sar-capacitors.
Nxp Usa, Inc.


 Charge compensation circuit and analog-to-digital converter with the same patent thumbnailCharge compensation circuit and analog-to-digital converter with the same
A charge compensation circuit for use in an analog-to-digital converter (adc) includes at least one capacitor and at least one logic circuit. A first terminal of the capacitor is coupled to a reference voltage of the analog-to-digital converter.
Mediatek Inc.


 Logic circuit, semiconductor device, electronic component, and electronic device patent thumbnailLogic circuit, semiconductor device, electronic component, and electronic device
A drive capability of a dynamic logic circuit is improved. A logic circuit includes a dynamic logic circuit, a first output node, a first transistor that is diode-connected, and a capacitor.
Semiconductor Energy Laboratory Co., Ltd.


 Amplifier circuit including first input branch circuit, second input branch circuit, feedback capacitor, and operational amplifier and pulse-wave measuring device patent thumbnailAmplifier circuit including first input branch circuit, second input branch circuit, feedback capacitor, and operational amplifier and pulse-wave measuring device
An amplifier circuit includes a first input branch circuit including a first sampling capacitor, a second input branch circuit including a second sampling capacitor, an averaging capacitor, and a subtraction capacitor, a feedback capacitor, and an operational amplifier. The first sampling capacitor samples an input voltage in a first time period and outputs a first voltage.
Panasonic Intellectual Property Management Co., Ltd.


 Semiconductor device and method patent thumbnailSemiconductor device and method
A circuit includes a first digital controlled oscillator and a second digital controlled oscillator coupled to the first digital controlled oscillator. A skew detector is connected to determine a skew between outputs of the first digital controlled oscillator and the second digital controlled oscillator, and a decoder is utilized to output a control signal, based on the skew, to modify a frequency of the first digital controlled oscillator using a switched capacitor array to reduce or eliminate the skew.
Taiwan Semiconductor Manufacturing Company, Ltd.


 Resonant power converter with switchable reflected output voltage patent thumbnailResonant power converter with switchable reflected output voltage
Disclosed is a power converter including a generator configured to generate a sequence of output voltage waveforms, a resonant tank connected to the generator comprising at least one capacitor and at least one inductor, a transformer including a primary side connected in series with said series inductor and, the primary side being configurable to use at least one primary winding tap and a secondary side for connecting to a rectifying circuit for providing a rectified dc voltage to an output load circuit, a first switch and a second switch on the primary side connected to the primary winding, wherein the at least one primary winding is selected by the first switch or the second switch to select a different reflected output voltage by closing the first switch or the second switch.. .
Nxp B.v.


 Dual-mode operation controller for flyback converter with primary-side regulation patent thumbnailDual-mode operation controller for flyback converter with primary-side regulation
Disclosed is a dual-mode operation controller in collocation with an input capacitor, a flyback transformer, a first primary-side switch, a second primary-side switch, a current-sensing resistor, a primary-side voltage-sensing unit, a secondary-side rectifier, and an output capacitor as a primary-side regulation (psr) flyback converter, which is dynamically controlled to operate in two operating modes, including quasi-resonant-discontinuous conduction mode (qr-dcm) and continuous conduction mode (ccm), in accordance with a loading condition so as to convert a unregulated dc input voltage source into a regulated dc output voltage source. The dual-mode operation controller has at least 5 pins, and the flyback transformer includes a primary-side winding, a secondary-side winding, and an auxiliary winding.
Inno-tech Co., Ltd.


 Charge pump circuit outputting high voltage without high voltage-endurance electric devices patent thumbnailCharge pump circuit outputting high voltage without high voltage-endurance electric devices
The charge pump circuit includes multiple boosting stages, and each stage includes following units. A first switch circuit is controlled by a first clock signal to couple a second terminal of a first capacitor to a first input terminal or a second input terminal.
Himax Technologies Limited


Grid connection power conversion device and start-up control method therefor

A grid connection power conversion device is provided in which an amplitude of an output voltage from an inverter is increased stepwise from 0, after start-up of the power conversion device, to adjust the amplitude of the output voltage from the inverter to match an amplitude of a commercial system voltage as detected, and thereafter the inverter is connected to the commercial power system to start grid-connected operation. This makes it possible to prevent the voltage applied to a capacitor provided between the inverter and the commercial power system from abruptly increasing from 0v to the commercial system voltage at the start-up of the power conversion device, thereby making it possible to reduce an inrush current to the capacitor at the start-up without using an inrush current prevention circuitry..
Tabuchi Electric Co., Ltd.

Power receiver and power transmitting system

A power receiver includes: a secondary-side resonant coil including a resonant coil part to receive electric power from a primary-side resonant coil through magnetic field resonance; a first capacitor inserted in series in the resonant coil part; a series circuit of a first switch and a second switch; a first rectifier having a first rectification direction; a second rectifier having a second rectification direction opposite to the first rectification direction; a second capacitor inserted in series with the series circuit; a detector configured to detect a voltage waveform or a current waveform of the electric power; and a controller configured to adjust a phase difference between the waveform and a driving signal that includes a first signal for switching on/off the first switch and a second signal for switching on/off the second switch to adjust an amount of the electric power received by the secondary-side resonant coil.. .
Fujitsu Limited

Wireless power receiver

A reception antenna includes a reception coil which receives a power signal. A rectification circuit rectifies an alternating current flowing to the reception antenna.
Rohm Co., Ltd.

Voltage regulation in wireless power receivers

A wireless power receiver includes one or more tunable capacitors in parallel with an inductor. The wireless power receiver adapted to receive an induced voltage input at the inductor due to a magnetic field generated by a wireless power transmitter.
Witricity Corporation

Capacitor discharge circuit

A capacitor discharge circuit according to one or more embodiments includes a capacitor connected in parallel to an alternating-current power source; a rectification element; a first discharge circuit that includes a first diode and a second diode, and causes the capacitor to discharge; a first series circuit including a first capacitor and a second capacitor connected in series between one end of the alternating-current power source and a ground terminal of the rectification element; a second discharge circuit that causes the second capacitor to discharge such that an absolute value of voltage across opposite ends of the second capacitor does not reach a predetermined voltage; and a predetermined period generator that actuates the first discharge circuit after an elapse of a predetermined period of time from stoppage of a discharge operation of the second discharge circuit.. .
Sanken Electric Co., Ltd.

Battery-capacitor-type charging and discharging system

The present invention discloses a battery-capacitor-type charging and discharging system which includes a supply module, a capacitor module and a switcher module. The supply module is a power provider and is connected with the capacitor module parallel.

Grid connection power conversion device having isolated operation function and start-up control method therefor

A grid connection power conversion device having isolated operation function for connecting a distributed power supply to a commercial power system is provided which comprises an inverter for converting dc power to ac power, a capacitor connected between the inverter and the commercial power system, a commercial voltage amplitude detection circuitry, an amplitude adjustment circuitry to increase an amplitude of an output voltage from the inverter stepwise from a given value to match the amplitude of the commercial system voltage, and a start-up control circuitry to control the grid connection power conversion device so that after the amplitude adjustment circuitry adjusts the amplitude of the output voltage from the inverter, after the start-up, to match the amplitude of the commercial system voltage detected by the commercial voltage amplitude detection circuitry, the start-up control circuitry connects the inverter to the commercial power system to start grid-connected operation.. .
Tabuchi Electric Co., Ltd.

Sensing and detection of esd and other transient overstress events

An integrated circuit includes an i/o pad and a protection device coupled to the i/o pad and a first supply node. A transient event detector includes a latch; a first transistor having a first current electrode coupled to the i/o pad, a control electrode coupled to a first supply node, and a second current electrode coupled to a data input of the latch, wherein the latch is configured to store an indication that a transient event occurred.
Freescale Semiconductor, Inc.

Esd protection device

Systems and methods for protecting a device from an electrostatic discharge (esd) event are provided. A resistor-capacitor (rc) trigger circuit and a driver circuit are provided.
Taiwan Semiconductor Manufacturing Company Limited

Filtered connector and filter board thereof

A filtered connector is mounted on a casing and includes a connection port and a filter board. An electrode plate mounted on one end of the connection port and electrically isolated from the casing is securely mounted through a through hole of the casing.
Acbel Polytech Inc.

Electrochemical devices comprising nanoscopic carbon materials made by additive manufacturing

Electrochemical devices, such as batteries, supercapacitors, etc., which may be prepared from nanoscopic electrically conductive carbon materials, and optionally electrochemically active materials. Also, methods for preparing such electrochemical devices, including components, elements, etc., of such devices by using three-dimensional (3d) printing, fused deposition modeling (fdm), selective laser sintering (sls), etc., techniques..
Graphene 3d Lab Inc.

Carbon coating-treatment apparatus, negative electrode active material for non-aqueous electrolyte secondary battery and producing the same, lithium ion secondary battery and electrochemical capacitor

A carbon coating-treatment apparatus configured to introduce organic gas into the furnace tube through the gas introduction tube while stirring raw material particles introduced into the furnace tube with the stirring blade to coat the raw material particles with carbon coating, wherein the stirring blade is configured to have a proportion satisfying relation of v2/v1≧0.1, where v1 is a time-averaged volume of a portion of the stirring blade positioned in the furnace tube, v2 is a time-averaged volume of a portion of the stirring blade positioned in a region of the furnace tube except for a cylindrical region being in a distance of r/10 or less from the central axis of the furnace tube, and r is the inner diameter of the furnace tube. A carbon coating-treatment apparatus that can sufficiently coat raw material particles with uniform carbon coating to produce particles having carbon coating in high productivity..
Shin-etsu Chemical Co., Ltd.

Semiconductor device

A semiconductor device includes a first electrode layer and a second electrode layer. The first electrode layer extends in a first direction.
Taiwan Semiconductor Manufacturing Company Ltd.

Three-layer stacked image sensor

An image sensor may include a lower device that includes logic transistors, an intermediate device that is formed over the lower device and includes a correlated double sampling (cds) circuit and a capacitor, and an upper device that is formed over the intermediate device and includes a photodiode, a floating diffusion region, and a transfer gate electrode.. .
Sk Hynix Inc.

Method of manufacturing and operating a non-volatile memory cell

A memory device includes a capacitor, a tunneling-enhanced device, and a transistor. In accordance with an embodiment, capacitor has first and second electrodes wherein the first electrode of the capacitor serves as a control gate of the memory device.
Semiconductor Components Industries, Llc

Ferroelectric devices and methods of forming ferroelectric devices

Some embodiments include a ferroelectric device comprising ferroelectric material adjacent an electrode. The device includes a semiconductor material-containing region along a surface of the ferroelectric material nearest the electrode.
Micron Technology, Inc.

Electronic device and fabricating the same

An electronic device includes a semiconductor memory. The semiconductor memory may include a semiconductor substrate having an isolation trench in a first region and a capacitor trench in a second region, an isolation layer filling the isolation trench, an insulation layer pattern disposed along the capacitor trench, and a conductive layer pattern filling the capacitor trench over the insulation layer pattern.
Sk Hynix Inc.

Decoupling capacitor

A device includes a plurality of active areas, a plurality of gates, and a plurality of conductors. The active areas are elongated in a first direction.
Taiwan Semiconductor Manufacturing Co., Ltd.

Lithium ion capacitor

A lithium ion capacitor has an electrolytic solution that contains: an electrolyte which is a mixture of lifsi and libf4, where the mol ratio of lifsi to libf4 is in a range of 90/10 to 30/70; a solvent that contains at least one type of cyclic or chained carbonate compound; and a film-forming agent; wherein the concentration of electrolyte in the electrolytic solution is in a range of 1.2 to 1.8 mol/l. The lithium ion capacitor can maintain its initial high capacitance and low internal resistance, while also undergoing minimal characteristics changes after exposure to a high-temperature, high-voltage environment..
Taiyo Yuden Co., Ltd.

Lithium ion capacitor

A lithium ion capacitor has an electrolytic solution that contains: 100 parts by volume of a solvent containing 20 to 50 parts by volume of propylene carbonate, 10 to 35 parts by volume of dimethyl carbonate, and 15 to 70 parts by volume of ethyl methyl carbonate; and lithium bis(fluorosulfonyl)imide, as an electrolyte. The lithium ion capacitor can maintain its initial high capacitance and low internal resistance, while also undergoing minimal characteristics changes in a low-temperature environment, even after exposure to a high-temperature, high-voltage environment..
Taiyo Yuden Co., Ltd.

Using etch resist patterns and formation for facilitation of laser cutting, particle and leakage current reduction

A process for creating an anode foil for use in an electrolytic capacitor of an implantable cardioverter defibrillator is provided. The process includes placing a partially masked bulk metal foil in an etch electrolyte solution to etch exposed area of the bulk metal foil, removing the etch-resistant mask to expose the unetched areas, widening the bulk metal foil, and partially cutting the bulk metal foil between a plurality of unetched areas to form a partially detached etched foil anode, such that the unetched areas are not cut and the unetched areas serve as attachment tabs to keep the partially detached etched foil anode attached to the bulk metal foil.
Pacesetter, Inc.

High performance and reliability solid electrolytic tantalum capacitors and screening method

Disclosed are tantalum capacitors having enhanced volumetric efficiency, effective series resistance, effective series inductance, and high frequency performance when compared to existing tantalum capacitors. Also disclosed is a screening process for tantalum capacitors to enhance reliability..
Vishay Sprague, Inc.

Apparatuses, multi-chip modules and capacitive chips

Some embodiments include a capacitive chip having a plurality of capacitive units. The individual capacitive units include alternating electrode layers and dielectric layers in a capacitor stack.
Micron Technology, Inc.

Capacitor

A capacitor that includes a lower common electrode having a first region and a second region, a first upper electrode opposing the first region, a first dielectric layer between the first region and the first upper electrode, a second upper electrode located in a layer in which the first upper electrode is located and opposing the second region, a second dielectric layer between the second region and the second upper electrode, a first connection electrode electrically connected to the first upper electrode, a second connection electrode located in a layer in which the first connection electrode is located and electrically connected to the second upper electrode, and auxiliary electrodes located in a layer different from a layer in which the lower common electrode is located and that connect the first region and the second region of the lower common electrode.. .
Murata Manufacturing Co., Ltd.

Thin-film capacitor

In a thin-film capacitor, a first extraction electrode provided along a side surface of a first groove portion is in contact with a first electrode layer and is not in contact with a second electrode layer. Also, a second extraction electrode provided along a side surface of a second groove portion is in contact with the second electrode layer exposed on the side surface of the second groove portion and is not in contact with the first electrode layer.
Tdk Corporation

Capacitor, capacitor mounting structure, and taped electronic component series

In a capacitor main body, a dimension along the thickness direction of a first region where a first inner electrode and a second inner electrode are provided is t1, a dimension along the thickness direction of a second region that is positioned on the side of a first main surface relative to the first region is t2, and a dimension along the thickness direction of a third region that is positioned on the side of a second main surface relative to the first region is t3. A condition of t2/t1>about 0.15 and a condition of t3/t1>about 0.15 are satisfied..
Murata Manufacturing Co., Ltd.

Multilayered ceramic capacitor, mounting structure of circuit board having thereon multilayered ceramic capacitor, packing unit for multilayered ceramic capacitor

There is provided a multilayered ceramic capacitor, including: a ceramic body; an active layer including a plurality of first and second internal electrodes; an upper cover layer; a lower cover layer formed below the active layer, the lower cover layer being thicker than the upper cover layer; first and second external electrodes; at least one pair of first and second internal electrodes repeatedly formed inside the lower cover layer, wherein, when a is defined as 1/2 of an overall thickness of the ceramic body, b is defined as a thickness of the lower cover layer, c is defined as 1/2 of an overall thickness of the active layer, and d is defined as a thickness of the upper cover layer, a ratio of deviation between a center of the active layer and a center of the ceramic body, (b+c)/a, satisfies 1.063≦(b+c)/a≦1.745.. .
Samsung Electro-mechanics Co., Ltd.

Structure and methods of forming the structure (as amended)

Capacitors, apparatus including a capacitor, and methods for forming a capacitor are provided. One such capacitor may include a first conductor a second conductor above the first conductor, and a dielectric between the first conductor and the second conductor.
Micron Technology, Inc.

Multilayer ceramic capacitor

In an embodiment, a multilayer ceramic capacitor 20 has a first external electrode 22 having a second part 22b, and a second external electrode 23 having a second part 23b, and each second part have an external shape where length l21 becomes the largest at a width-direction center portion 22b1 or 23b1 and length l22 becomes the smallest at a width-direction edge 22b3 or 23b3, with the length decreasing gradually from the width-direction center portion 22b1 or 23b1 to the width-direction edge 22b3 or 23b3.. .
Taiyo Yuden Co., Ltd.

Multilayer ceramic capacitor

A plurality of dielectric layers containing one of cazro3 and srzro3 and a plurality of internal electrodes containing ni are alternately disposed in a second direction. The plurality of internal electrodes includes a plurality of first internal electrodes and a plurality of second internal electrodes.
Tdk Corporation

Multilayer ceramic capacitor and manufacturing multilayer ceramic capacitor

A multilayer ceramic capacitor includes: a ceramic multilayer structure having ceramic dielectric layers and internal electrode layers alternately stacked, the internal electrode layers being mainly composed of a transition metal other than an iron group, end edges of the internal electrode layers being alternately exposed to a first end face and a second end face; and a pair of external electrodes provided on the first end face and the second end face, wherein the external electrode includes a base conductive layer that includes glass of less than 7 weight % and is mainly composed of a transition metal other than an iron group or a noble metal, and a first plated film that covers the base conductive layer, has a thickness that is half of a thickness of the base conductive layer or more and is mainly composed of a transition metal other than an iron group.. .
Taiyo Yuden Co., Ltd.

Multilayer ceramic capacitor

A multilayer ceramic capacitor includes: a ceramic multilayer structure in which a ceramic dielectric layer and an internal electrode layer mainly composed of transition metal other than iron-group transition metal are alternately stacked, and a plurality of the internal electrode layers stacked are alternately exposed to a pair of end surfaces of the ceramic multilayer structure; a pair of external electrodes that are coupled to the internal electrode layer in the pair of end surfaces and are mainly composed of transition metal other than iron-group transition metal; and a conductor that is fixed to the ceramic multilayer structure, is located in a region other than a region in which the plurality of the internal electrode layers face each other, and is mainly composed of iron-group transition metal.. .
Taiyo Yuden Co., Ltd.

Multilayer ceramic capacitor

A multilayer ceramic capacitor includes: a ceramic multilayer structure having ceramic dielectric layers and internal electrode layers alternately stacked, the internal electrode layers being mainly composed of a transition metal other than an iron group, end edges of the internal electrode layers being alternately exposed to a first end face and a second end face; and at least a pair of external electrodes that are provided on the first face and the second face of the ceramic multilayer structure, wherein the external electrode includes a base conductive layer including ceramic of 5 weight % or less and being mainly composed of a transition metal other than an iron group or a noble metal and a first plated film having a thickness that is half of a thickness of the base conductive layer or more and being mainly composed of a transition metal other than an iron group.. .
Taiyo Yuden Co., Ltd.

Multilayer ceramic capacitor

In an embodiment, a multilayer ceramic capacitor 10 has a capacitor body comprising a capacitive part 11a constituted by multiple internal electrode layers 11al that are stacked with dielectric layers 11a2 in between, as well as dielectric cover parts 11b that respectively cover both sides of the capacitive part 11a in the stacking direction. Also, the dielectric layers 11a2 of the capacitive part 11a, and the dielectric cover parts 11b, contain elemental manganese, and the elemental manganese is distributed in such a way that its quantity gradually decreases in the depth direction from the exterior faces of the dielectric cover parts 11b toward the center of the dielectric layers 11a2 of the capacitive part 11a..
Taiyo Yuden Co., Ltd.

Ceramic capacitor

A ceramic capacitor which is low in esl and suitable for being built into a substrate includes a first external electrode, a second external electrode and a third external electrode. Each of the first, second and third external electrodes include a sputtering electrode film.
Murata Manufacturing Co., Ltd.

Ceramic capacitor

In a planar view of a ceramic capacitor that has low esl and is embeddable into a substrate, lengths of first and second external electrodes are l1, lengths from portions of the first and second external electrodes farthest from a capacitor main body to portions closer to the capacitor main body by about 40% of a thickness of the first or second external electrode in a laminating direction are l2, a ratio l2/l1 is about 80% or more and about 90% or less. In the planar view, a length of a third external electrode is l3, a length from a portion of the third external electrode farthest from the capacitor main body to a portion closer to the capacitor main body by about 40% of a thickness of the third external electrode in the laminating direction is l4, a ratio l4/l3 is about 80% or more..
Murata Manufacturing Co., Ltd.

Multilayer ceramic capacitor

In an embodiment, a multilayer ceramic capacitor 10 has a first external electrode 12 and a second external electrode 13 that each contain metal grains mp and dielectric grains dp, where an oxide of the same metal element constituting the metal grain mp, or mo, is present at the interface between the metal grain mp and the dielectric grain dp. The multilayer ceramic capacitor can prevent the hardness of its external electrodes from dropping, even when the external electrodes contain metal grains and dielectric grains..
Taiyo Yuden Co., Ltd.

Ceramic capacitor

A ceramic capacitor which is low in esl and suitable for being built into a substrate has a dimension in a length direction of a lowermost surface of a third external electrode which is in contact with a capacitor main body denoted by e1 and a dimension in the length direction of the uppermost surface of the third external electrode denoted by e2, and a relationship of e1<e2 is satisfied.. .
Murata Manufacturing Co., Ltd.

Ceramic capacitor

A ceramic capacitor that has low esl and is suitable to be built into a substrate includes a first external electrode including a first portion extending from a portion located on a first principal surface to a portion of a first end surface, a second portion extending from a portion located on a second principal surface to a portion of the first end surface, a third portion extending from a portion located on a first side surface to a portion of the first end surface, and a fourth portion extending from a portion located on a second side surface to a portion of the first end surface. The first external electrode includes an outermost layer that is a cu plated layer..
Murata Manufacturing Co., Ltd.

Ceramic capacitor

In a ceramic capacitor which is low in esl and suitable to be built into a substrate, widths of portions of a third external electrode on first and second principal surfaces in a length direction are a, widths of portions of the third external electrode on first and second side surfaces in the length direction are b, a>b is satisfied, and widths of portions of first and second external electrodes on the first and second principal surfaces in the length direction are c, widths of portions of the first and second external electrodes on the first and second side surfaces in the length direction are denoted by d, c>d is satisfied.. .
Murata Manufacturing Co., Ltd.

Sensing amplifier comprising a built-in sensing offset for flash memory devices

The present invention relates to an improved sensing amplifier and related method for use in read operations in flash memory devices. In one embodiment, the sensing amplifier includes a built-in voltage offset.
Silicon Storage Technology, Inc.

Word line driving unit with a boost voltage generator and memory device including the same

A method includes delaying an input voltage signal to generate an output voltage, enabling a capacitor unit to apply across a word line driver a boosted voltage greater than the output voltage, and enabling the word line driver to provide a driving voltage that corresponds to the boosted voltage. A word line driving unit that performs the method and a memory device that includes the word line driving unit are also disclosed..
Taiwan Semiconductor Manufacturing Company Limited

Power delivery circuitry

Embodiments of the present disclosure are directed to a system that includes a memory device. The memory device includes a memory system and an energy storage device including a capacitor.
Micron Technology, Inc.

Pixel driving circuit and display appratus thereof

A display apparatus includes a plurality of pixel units. Each pixel unit is driven by a pixel driving circuit.
Hon Hai Precision Industry Co., Ltd.

Improved radio frequency identification tag

A radio frequency identification (rfid) tag includes a substrate; and an inductive-capacitive circuit located on the substrate. The circuit includes a corrugated inductive antenna to communicate with a rfid interrogator using radio frequency signals.
Halliburton Energy Services, Inc.

Capacitive discharge circuit for touch sensitive screen

A capacitive discharge circuit includes a line having a capacitance, a switched capacitor circuit including a capacitor, a switched circuit coupled to the line, and a voltage regulator coupled between the switched capacitor circuit and the switched circuit. A controller operates the switched capacitor circuit and switched circuit to in a first phase, charge the capacitor by coupling the capacitor between a common mode and a power supply, and in a second phase, discharge the capacitor by coupling the voltage regulator in series with the capacitor between the power supply node a ground.
Stmicroelectronics Asia Pacific Pte Ltd

Method and reducing pin count in in-cell touch display driver ic

Embodiments of an active in-cell sub-pixel in an lcd panel are provided for time multiplexing image display and touch sensing so as to reduce pin counts required in display driver integrated circuits. In one embodiment, the sub-pixel comprises a liquid crystal capacitor, a storage capacitor and an active switching element.
Solomon Systech Limited

Array substrate, liquid crystal display panel and liquid crystal display device

The present application discloses an array substrate, a liquid crystal display panel and a liquid crystal display device; a metal layer is designed to be added between the pixel electrode and the common electrode. The metal layer can form a first storage capacitor with the pixel electrode and formed a second storage capacitor with the common electrode, such as the dual storage capacitors to enlarge the storage capacitor to improve the flicker caused by tft leakage, ensure the display effect, and the two storage capacitor are overlapped set, the aperture ratio of the pixel is not reduced..
Wuhan China Star Optoelectronics Technology Co., Ltd.

Display substrate having gate driving circuit

A display substrate includes a first substrate having a display area and a non-display area, a plurality of pixels at the display area, and a gate driving circuit at the non-display area and including an output transistor including a channel region, an insulation layer covering the output transistor, and a capacitor on the insulation layer, electrically connected to the output transistor, and including a first capacitor electrode on the insulation layer, overlapping the channel region of the output transistor, and electrically connected to a first electrode of the output transistor, a first protection layer covering the first capacitor electrode, and a second capacitor electrode on the first protection layer, overlapping the channel region of the output transistor, and electrically connected to a gate electrode of the output transistor.. .
Samsung Display Co., Ltd.

Display device

According to one embodiment, a display device includes pixel circuits arranged in a matrix in a display area, and the pixel circuits each includes a display element, a capacitor which applies voltage to at least one of electrodes of the display element, a first switch which supplies voltage to the capacitor when in an on state, a second switch which is set in an off state with the first switch when the first switch is in the off state, and sets the capacitor in a floating state.. .
Japan Display Inc.

Rechargeable power module and test system including the same

A rechargeable power module (rpm) may include a rechargeable energy storage device such as a battery or capacitor, a charging circuit, a direct-current (dc) to dc converter, a low drop-out (ldo) voltage regulator and a controller. The charging circuit provides the rechargeable energy storage device with a charging current based on power requirements of device under test and the state of charge, or storage, of the energy storage device..
Samsung Electronics Co., Ltd.

Inertial force sensor

An inertial sensor includes oscillating-type angular velocity sensing element (32), ic (34) for processing signals supplied from angular velocity sensing element (32), capacitor (36) for processing signals, and package (38) for accommodating angular velocity sensing element (32), ic (34), capacitor (36). Element (32) and ic (34) are housed in package (38) via a vibration isolator, which is formed of tab tape (46), plate (40) on which ic (34) is placed, where angular velocity sensing element (32) is layered on ic (34), and outer frame (44) placed outside and separately from plate (40) and yet coupled to plate (40) via wiring pattern (42)..
Panasonic Intellectual Property Management Co., Ltd.

Variable-capacity compressor controller with two-wire configuration

A system includes a converter and a controller to control a compressor and operates without receiving power supply from a thermostat. The converter receives a demand signal from the thermostat that is used to power the controller and charge a capacitor.
Emerson Climate Technologies, Inc.

High intensity marine led strobe and torch light

A submersible light fixture including an outer casing with a window and a housing, the outer casing being sealed for operation underwater, an led array within the outer casing behind the window including a plurality of light-emitting diodes, and a driver within the outer casing including a microprocessor, at least one capacitor, a charging circuit, and discharging circuit. The charging circuit charges the at least one capacitor to a voltage of at least two times a forward voltage of the led array.

Vehicle rim and vehicle wheel having a vehicle rim

A vehicle rim is provided having a rim body and at least one capacitor. The rim body has a hub region, a rim bed and a connection region that connects the hub region to the rim bed.
Bayerische Motoren Werke Aktiengesellschaft

Quantum wave therapy apparatus

A quantum wave therapy apparatus includes a quantum wave generator and a quantum wave irradiator. The quantum wave irradiator includes an oscillation plate, and a resin panel that is formed by kneading semiconductor powder, which reflects quantum waves, into resin.
New Energy Industry Co., Ltd.

Multi-electrode implantable stimulator device with a single current path decoupling capacitor

Disclosed herein are circuits and methods for a multi-electrode implantable stimulator device incorporating one decoupling capacitor in the current path established via at least one cathode electrode and at least one anode electrode. In one embodiment, the decoupling capacitor may be hard-wired to a dedicated anode on the device.
Boston Scientific Neuromodulation Corporation

Method of detecting detachment of an ostomy device from a patient

A method of detecting detachment of an ostomy device from a patient includes providing, in the ostomy device, a first electrode separated from the patient by an adhesive that attaches the ostomy device to the patient, where a first capacitor is formed between the first electrode and the patient. The method includes applying a signal to an electrical circuit that includes the first capacitor, and detecting changes in a capacitance value of the first capacitor based on frequency responses of the electrical circuit to the signal.
Coloplast A/s

Capacitor element-mounted structure

A circuit module includes a first and second monolithic ceramic capacitors encapsulated by a mold resin layer on a wiring board. The first and second monolithic ceramic capacitors are lined up along a direction parallel or substantially parallel to the main surface of the wiring board and are electrically connected in series or in parallel through a conductive pattern provided on the wiring board.
Murata Manufacturing Co., Ltd.

Lighting system built-in intelligence

The present invention provides a method for minimizing a ripple current and turning the light emitting diode (led) off rapidly in order to maximize the efficiency of a light emitting diode array. To achieve this, a set of dual drain field effect transistor circuit is included with a light emitting diode array and a filter capacitor, wherein the led current and the filter capacitor current are interrupted through a common source i.e.
Lunera Lighting, Inc.

Two-terminal integrated circuits with time-varying voltage-current characteristics including phased-locked power supplies

A two-terminal ic chip and method thereof. For example, a two-terminal ic chip includes a first chip terminal, a second chip terminal, a first switch configured to receive a control signal, a first capacitor coupled to the first switch, a second switch configured to receive the control signal, a second capacitor coupled to the second switch, a third switch configured to receive the control signal, and a third capacitor coupled to the third switch.
On-bright Electronics (shanghai) Co., Ltd.

Mems acoustic transducer with combfingered electrodes and corresponding manufacturing process

A mems acoustic transducer provided with: a substrate of semiconductor material, having a back surface and a front surface opposite with respect to a vertical direction; a first cavity formed within the substrate, which extends from the back surface to the front surface; a membrane which is arranged at the upper surface, suspended above the first cavity and anchored along a perimeter thereof to the substrate; and a combfingered electrode arrangement including a number of mobile electrodes coupled to the membrane and a number of fixed electrodes coupled to the substrate and facing respective mobile electrodes for forming a sensing capacitor, wherein a deformation of the membrane as a result of incident acoustic pressure waves causes a capacitive variation of the sensing capacitor. In particular, the combfingered electrode arrangement lies vertically with respect to the membrane and extends parallel thereto..
Stmicroelectronics S.r.l.

Second order harmonic cancellation for radio frequency front-end switches

A radio frequency switch circuit with improved harmonic suppression and low insertion loss has an antenna port and a plurality of signal ports. A plurality of transistor switch circuits, are connected to a respective one of the plurality of signal ports and to the antenna port.
Skyworks Solutions, Inc.

Isolation module for use between power rails in an integrated circuit

An integrated circuit (ic) can include multiple power domains that are served by a common power source. In an example, a first ic power rail can be coupled to the source and a first consumer circuit.
Intel Corporation

Ramp generator for wide frequency range pulse width modulator controller or the like

A ramp generator includes a current generator, a current mirror, and a first capacitor. The current generator has an input for receiving a clock signal, and an output for providing a current proportional to a frequency of the clock signal using a first transistor having first and second current electrodes and a control electrode, an amplifier that establishes a reference voltage on the second current electrode of the first transistor, and a variable resistor coupled between the second current electrode of the second transistor and ground whose resistance is set according to the frequency of the clock signal.
Fairchild Semiconductor Corporation

Method and system for a feedback transimpedance amplifier with sub-40khz low-frequency cutoff

A system for a differential trans-impedance amplifier circuit comprising: an amplifier having a pair of input nodes and configured to generate an amplified replica of a differential voltage on said pair of input nodes; a photodiode; a pair of dc-blocking capacitors coupling said photodiode to said pair of input nodes; at least one resistance coupled between said pair of input nodes of said amplifier; and a bias network comprising two identical photodiode biasing resistances each photodiode biasing resistance coupled in series between said photodiode and a respective dc voltage. A feedback loop for the amplifier may include source followers that are operable to level shift voltages prior to coupling capacitors that couple said photodiode to said amplifier to ensure stable bias conditions for said amplifier.
Luxtera, Inc.

Rf power transistor circuits

A radio frequency (rf) power transistor circuit includes a power transistor and a decoupling circuit. The power transistor has a control electrode coupled to an input terminal for receiving an rf input signal, a first current electrode for providing an rf output signal at an output terminal, and a second current electrode coupled to a voltage reference.
Nxp Usa, Inc.

Startup pop minimization

A switching power conversion system and a method for start-up pop minimization in an audio amplifier assembly are disclosed. The switching power conversion system comprises a forward path including a compensator, a switching power stage and a demodulation filter.
Icepower A/s

Lc resonant clock resource minimization using compensation capacitance

Vlsi distributed lc resonant clock networks having reduced inductor dimensions as well as simplified decoupling capacitances that are obtained by including one or more compensation capacitors. A compensation capacitor can be added in parallel with a clock capacitance and/or in parallel with a clock inductor.
The Regents Of The University Of California

Resonant converters including flying capacitors

Unique systems, methods, techniques and apparatuses of zero-voltage transition pulse width modulation resonant converters are disclosed. One exemplary embodiment is a zero-voltage transition pwm resonant converter comprising a dc bus, a first switching device, a second switching device, a resonant tank circuit, an auxiliary circuit having a flying capacitor and a plurality of auxiliary switching devices, and a controller.
Abb Technology Ltd.

Control circuit and related integrated circuit and switching-type converter

A control circuit can include: a power supply circuit having a bias capacitor coupled between a power terminal and a common node, where the power supply circuit supplies power to the control circuit via the bias capacitor; a detection circuit coupled between the common node and a current output terminal of a main power switch of a power stage circuit, to detect current flowing through the main power switch; a current feedback circuit that generates a feedback signal according to a difference value between a sense value obtained from a voltage at the power terminal during an off state of the main power switch and a present voltage at the power terminal, where the feedback signal represents an inductor current of the power stage circuit; and a control signal generator that generates a control signal according to the feedback signal to control the main power switch.. .
Silergy Semiconductor Technology (hangzhou) Ltd

Current detection and averaging circuit for switching power supplies with a half-bridge switch circuit topology

A power supply includes a half-bridge circuit. The power supply further includes an output inductor connected to a switch node that is common to a high side switch and a low side switch of the half-bridge.
Monolithic Power Systems, Inc.

Power conversion apparatus and power semiconductor module

A power conversion apparatus includes a main capacitor to store therein dc power, and an inverter circuit to convert the dc power stored in the main capacitor to ac power. The main capacitor and a power semiconductor element that constitutes the inverter circuit are connected to each other by a p-side common wire through which a switching current flows.
Mitsubishi Electric Corporation

Printed circuit board and motor

A printed circuit board includes a body, a first conductive pattern layer disposed on a first surface of the body, and a second conductive pattern layer disposed on a second surface of the body. The first conductive pattern layer and the second conductive pattern layer form a capacitor.
Johnson Electric S.a.

Device for charging and discharging a capacitive load

A capacitive load charging/discharging device, including a first capacitor, a down-up converter including a first and a second switching element connected across the first capacitor, wherein a connecting point of the switching elements is connected to a first output terminal of the converter through a main coil. The device further includes an output circuit with a capacitive load arranged between first and second output circuit terminals, which are connected to output terminals of the converter.
Continental Automotive Gmbh

Analog circut and balancing supercapacitors in a series stack using mosfets

An analog mosfet balancing method using an analog circuit technique for automatically balancing leakage currents with at least two supercapacitors coupled in series. A respective mosfet is placed across each of the at least two supercapacitors operating in the non-linear region near its threshold voltage where the drain current of the respective mosfet varies approximately exponentially with its gate voltage.

System and charging a capacitor

Systems and methods of charging and discharging an ultracapacitor are disclosed. In one embodiment, a circuit for charging a capacitor can include a power source configured to provide a source voltage.
Avx Corporation

High-voltage pulse generator and gas laser apparatus

A high-voltage pulse generator may include a number “n” (n is a natural number of not less than 2) of primary electric circuits connected in parallel to one another on the primary side of a pulse transformer, and a secondary electric circuit of the pulse transformer, which is connected to a pair of discharge electrodes disposed in a laser chamber of a gas laser apparatus. The “n” primary electric circuits may include a number “n” of primary coils connected in parallel to one another, a number “n” of capacitors respectively connected in parallel to the “n” primary coils, and a number “n” of switches respectively connected in series to the “n” capacitors.
Gigaphoton Inc.

Systems and methods for ultra-ultra-wide band aesa

In one aspect, the inventive concepts disclosed herein are directed to an antenna array system employing a current sheet array (csa) wavelength scaled aperture. The csa wavelength scaled aperture can include a first frequency region associated with a first operating frequency band and a second frequency region associated with a second operating frequency band.
Rockwell Collins, Inc.

Autonomous thermoelectric energy harvesting platform for biomedical sensors

Thermoelectric energy harvesting systems in accordance with embodiments of the invention enable energy harvesting. One embodiment includes a thermoelectric energy harvesting (teh) system comprising a teh comprising a thin-film array-based teh source; start-up mode circuitry comprising: an upper branch comprising: a mode switch configured to allow selection of the upper branch; an inductive-load ring oscillator (ilro); a charge pump configured to receive an input from the ilro and output current, where output current is utilized to charge an upper branch capacitor; a lower branch comprising: an inductor; an active diode configured to transfer energy stored in the inductor to an output capacitor; maximum-power-point tracking (mppt) mode circuitry, where the mppt loop comprises: a mode control unit; a gate controller; a clock generator configured to generate at least one control signal; an analog-domain mppt unit configured to receive the at least one generated control signal..
The Regents Of The University Of California

Adaptive capacitors with reduced variation in value and in-line methods for making same

A method of making a capacitor with reduced variance comprises providing a bottom plate in a first metal layer, a first dielectric material over the bottom plate, and a middle plate in a second metal layer to form a first capacitor. The method also comprises measuring the capacitance of the first capacitor, and determining whether to couple none, one, or both of a second capacitor and a third capacitor in parallel with the first capacitor.
Qorvo Us, Inc.

Display device

Provided is a display device, which includes a substrate, a transistor, a capacitor and a light emitting unit. The transistor and the capacitor are disposed on the substrate.
Innolux Corporation

Circuit architecture for a measuring arrangement, a level converter circuit, a charge pump stage and a charge pump, and operating same

In various embodiments, a measuring arrangement is provided. The measuring arrangement may include a micromechanical sensor including a capacitor, a bridge circuit including a plurality of capacitors, at least one capacitor of which is the capacitor of the micromechanical sensor, an amplifier coupled, on the input side, to an output of the bridge circuit, a dc voltage source configured to provide an electrical dc voltage, a chopper including at least one first charge store and a switch structure, the switch structure is configured to couple the first charge store alternately to the dc voltage and the bridge circuit for the purpose of coupling an electrical mixed voltage into the bridge circuit..
Infineon Technologies Ag

Electrode configuration for an ultracapacitor

An ultracapacitor that contains a first electrode, second electrode, separator, nonaqueous electrolyte, and housing is provided. The first electrode comprises a first current collector electrically coupled to a first carbonaceous coating and the second electrode comprises a second current collector electrically coupled to a second carbonaceous coating.
Avx Corporation

Nonaqueous electrolyte for an ultracapacitor

An ultracapacitor that contains a first electrode, second electrode, separator, nonaqueous electrolyte, and housing is provided. The first electrode comprises a first current collector electrically coupled to a first carbonaceous coating and the second electrode comprises a second current collector electrically coupled to a second carbonaceous coating.
Avx Corporation

Graphene supercapacitor design and manufacture

Improvements in design and manufacturing techniques to produce a graphene based prismatic supercapacitor of very high capacitance with very high energy density storage able to outperform and replace the cutting edge batteries available in the market today.. .

N-doped three dimensional carbon nanostructure, preparing the same, and supercapacitor electrode including the same

Disclosed are an n-doped three dimensional carbon nanostructure, a method of preparing the n-doped three dimensional carbon nanostructure, and a supercapacitor electrode including the three dimensional carbon nanostructure.. .
Sogang University Research & Business Development Foundation

Enhanced cycle lifetime with gel electrolyte for mno2 nanowire capacitors

A nanowire energy storage device such as a nanowire battery or a capacitor having a cathode comprising a plurality of nanowires and an anode comprising a plurality of nanowires interlaced with the plurality of nanowires of the cathode, and embedded in a pmma gel electrolyte.. .
The Regents Of The University Of California

Ultracapacitor for use at high temperatures

An ultracapacitor that is in contact with a hot atmosphere having a temperature of about 80° c. Or more is provided.
Avx Corporation

Multi-cell ultracapacitor

An ultracapacitor that comprises a first and second electrochemical cell that are connected in parallel is provided. The cells are define by a first electrode that contains a current collector having opposing sides coated with a carbonaceous material, a second electrode that contains a current collector having opposing sides coated with a carbonaceous material, and a separator positioned between the first electrode and the second electrode.
Avx Corporation

High voltage supercapacitor

The present invention provides a supercapacitor assembly which is characterised by comprising: a supercapacitor comprised of carbon-containing anode(s) and cathode(s), intermediate porous membrane(s) and an ionic liquid electrolyte; an electrical heater for heating the supercapacitor; and a thermostat for controlling the heater and maintaining the temperature of the ionic liquid at a temperature such that its viscosity is in the range 1 to 50 centipoise. In particular, there are provided supercapacitors which can operate at voltages greater than 3.5 v (for example, in the range 3.5 to 6 v) without significant long term redox degradation..
Zapgo Ltd

Aluminum-ion capacitor and uses thereof

Disclosed is an aluminum ion capacitor, including a separator, an anode and a cathode, between which the separator is interposed, and an electrolyte contacting the anode and the cathode, wherein the anode contains aluminum, the electrolyte contains aluminum ions, and an electrical double layer is formed at the cathode and intercalation and deintercalation of aluminum ions are performed at the anode. Accordingly, a supercapacitor having increased energy density can be effectively manufactured at lower cost than lithium ion capacitors, and also, the supercapacitor has high material stability and thus is not limited as to electrode configuration, and an electrode configuration that has a low manufacturing cost and is able to increase energy density and power density can be adopted..
Korea Institute Of Energy Research

Stacked-type solid electrolytic capacitor capable of increasing welding effect and manufacturing the same

The instant disclosure relates to a stacked-type solid electrolytic capacitor capable of increasing welding effect and a manufacturing method of the same. The stacked-type solid electrolytic capacitor includes a plurality of solid electrolytic capacitor units, each of which has an anode part and a cathode part connected to the anode part, characterized in that the anode part is formed with at least one buffering via-hole in a welding area thereof.
Apaq Technology Co., Ltd.

Process to improve coverage and electrical performance of solid electrolytic capacitors

A method for forming a capacitor, a capacitor formed thereby and an improved composition for a conductive coating are described. The method includes providing an anode, forming a dielectric on the anode and forming a cathode layer over the dielectric by applying a monoamine, a weak acid and a conductive polymer..
Kemet Electronics Corporation

Polyanion copolymers for use with conducting polymers in solid electrolytic capacitors

A capacitor and a method of making a capacitor, is provided with improved reliability performance. The capacitor comprises an anode; a dielectric on the anode; and a cathode on the dielectric wherein the cathode comprises a conductive polymer and a polyanion wherein the polyanion is a copolymer comprising groups a, b and c represented by formula axbycz as described herein..
Kemet Electronics Corporation

Solid electrolytic capacitor for use at high temperatures

A capacitor that comprises a capacitor element that includes an anode that contains a dielectric formed on a sintered porous body, a solid electrolyte overlying the anode, and a cathode coating is provided. The cathode coating includes a noble metal layer (e.g., gold) overlying the solid electrolyte and a layer overlying the noble metal layer that includes sintered metal particles (e.g., silver particles)..
Avx Corporation

Low inductance capacitor assembly

A low-inductance capacitor assembly (12) is provided. The capacitor assembly (12) includes a positive terminal plate (16), a negative terminal plate (18) and an array (20) of capacitors (22) disposed between and electrically coupled to the positive terminal plate (16) and the negative terminal plate (18).
Pratt & Whitney Canada Corp.

Thin-film capacitor and manufacturing the same

A thin-film capacitor includes: a body in which a plurality of dielectric layers and first and second internal electrodes are alternately disposed on a substrate; and first and second external electrode disposed on an external surface of the body. A plurality of vias are disposed in the body, a first via connects first internal electrodes to each other, and penetrates from the external surface of the body to the lowermost first internal electrode, a second via connects second internal electrodes to each other, and penetrates from the external surface of the body to the lowermost second internal electrode, and the plurality of vias have a multistage shape, and at least one internal electrode has an etched portion of 0.3 to 0.7 layer in relation to one layer of the internal electrode..
Samsung Electro-mechanics Co., Ltd.

Low inductance capacitor

A capacitor comprising first and second end sprays respectively located at distal ends of a capacitor cell, a positive polarity bus bar extending from a first wound conductive layer of the capacitor cell adjacent to the first end spray, a negative polarity bus bar extending from a second wound conductive layer of the capacitor cell adjacent to the second end spray, and a capacitor film wrapped around an area between the first and second conductive layers.. .
Ford Global Technologies, Llc

Capacitor, in particular intermediate circuit capacitor for a multi-phase system

A capacitor with a first voltage layer guided around the capacitor structure, so that the first voltage layer and the second planar electrode of the capacitor form an overlap region in which the first voltage layer and the second planar electrode are arranged, parallel to one another and separated from one another by a gap, on a base side of the capacitor directly one above the other, wherein the first voltage layer is arranged on an outer side of the second planar electrode, which outer side is averted from the capacitor structure).. .
Robert Bosch Gmbh

Thin film capacitor and manufacturing the same

A thin film capacitor includes: a body formed by alternately stacking first and second electrode layers, with dielectric layers therebetween on a substrate. A plurality of first vias are disposed in the body and electrically connected to the first electrode layers.
Samsung Electro-mechanics Co., Ltd.

Capacitor and electronic device

A capacitor that includes a substrate, a first inner electrode and a second inner electrode provided above the first main surface of the substrate, the second inner electrode arranged so as to face the first inner electrode; a dielectric layer between the first inner electrode and the second inner electrode; a first intermediate electrode connected to the first inner electrode at a plurality of first locations; first surface electrodes electrically connected to the first intermediate electrode; and a second surface electrode connected to the second inner electrode at a plurality of second locations.. .
Murata Manufacturing Co., Ltd.

Apparatus with 3d wirewound inductor integrated within a substrate

An apparatus includes a substrate and a three-dimensional (3d) wirewound inductor integrated within the substrate. The apparatus further includes a capacitor coupled to the 3d wirewound inductor..
Qualcomm Incorporated

Fast magnetoelectric device based on current-driven domain wall propagation

In some examples, an electronic device comprising an input ferroelectric (fe) capacitor, an output fe capacitor, and a channel positioned beneath the input fe capacitor and positioned beneath the output fe capacitor. In some examples, the channel is configured to carry a magnetic signal from the input fe capacitor to the output fe capacitor to cause a voltage change at the output fe capacitor.
Regents Of The University Of Minnesota

Semiconductor device, and display device and electronic device utilizing the same

A semiconductor device having a normal function means is provided, in which the amplitude of an output signal is prevented from being decreased even when a digital circuit using transistors having one conductivity is employed. By turning off a diode-connected transistor 101, the gate terminal of a first transistor 102 is brought into a floating state.
Semiconductor Energy Laboratory Co., Ltd.

Organic light-emitting diode display device and driving the same

Discussed herein are an oled display device and a method of driving the same. The oled display device includes according to an embodiment an organic light-emitting diode; a driving transistor involved in driving the organic light-emitting diode and including a bottom gate electrode, an oxide semiconductor layer, a source electrode, a drain electrode and a top gate electrode; a first switching transistor electrically connected to the bottom gate electrode of the driving transistor and involved in transmitting a data voltage to control the driving transistor; a storage capacitor electrically connected to the bottom gate electrode and involved in charging the data voltage; a second switching transistor configured to store a threshold voltage in the storage capacitor; a compensating transistor directly connected to the top gate electrode of the driving transistor to compensate for a deviation in the threshold voltage of the driving transistor; and a compensating capacitor disposed between the source electrode of the driving transistor and a source electrode of the compensating transistor and storing the threshold voltage therein..
Lg Display Co., Ltd.

Display device, driving display device, and electronic device

A display device according to the present disclosure includes: a pixel array unit (30) in which pixel circuits (20a) are disposed in a matrix form, the pixel circuits (20a) each including a light emission unit (21), a write transistor (23) that writes a signal voltage (vsig) of a video signal, a retention capacitor (24) that retains the signal voltage (vsig) written by the write transistor (23), and a drive transistor (22) that drives the light emission unit (21) on the basis of the signal voltage (vsig) retained by the retention capacitor (24); and a common line (35) that is wired along a pixel row, for each pixel row. The pixel circuit (20a) includes a switching transistor (26) which selectively connects the common line (35) and a source electrode of the drive transistor (22)..
Sony Corporation

Display apparatus and driving the same

A display apparatus includes a plurality of pixels. A pixel includes a first capacitor connected between a first voltage line receiving a first driving signal and a first node, a first transistor comprising a control electrode connected to the first node, a first electrode connected to a second voltage line receiving a first power source signal and a second electrode connected to a second node, an organic light emitting diode comprising an anode electrode connected to the second node and a cathode electrode receiving a second power source signal, a second capacitor connected between an m-th data line and the second node (wherein, ‘m’ is a natural number) and a second transistor comprising a control electrode connected to an n-th scan line (wherein, ‘n’ is a natural number), a first electrode connected to the first node and a second electrode connected to the second node..
Industry-university Cooperation Foundation Hanyang University

Semiconductor device, electronic component, and electronic device

A semiconductor device including a memory which can perform a pipeline operation is provided. The semiconductor device includes a processor core, a bus, and a memory section.
Semiconductor Energy Laboratory Co., Ltd.

Touch display apparatus and touch detection circuit thereof

A touch display apparatus comprises a touch panel and a control circuit. The control circuit comprises a touch detection circuit, a buffer, a first switch, a second switch, a plurality of vertical controllers and a plurality of horizontal controllers.
Integrated Solutions Technology Inc.

Touch sensing circuit and in-cell display panel using the same

The prevent disclosure is directed to a touching sensing circuit for an in-cell display panel. An electrode is disposed between two substrates of the in-cell display panel.
Himax Technologies Limited

Mri receiver coil providing an enhanced signal-to-noise ratio

A magnetic resonance imaging (mri) receiver includes a receiver coil on a substrate. The receiver coil includes one or more capacitors.
The Regents Of The University Of California

Method for determining the maximum time when a capacitor should be replaced

A method for determining the maximum time when a capacitor should be replaced before failure is provided. The method includes obtaining a first group of data relative to the capacitor, the first group of data comprising at least the value of the capacitance of the capacitor and the value of the equivalent series resistance of the capacitor, providing an ageing law for at least the capacitance, an ageing law predicting the evolution with time of a data, computing the remaining lifetime of the capacitor, based on the obtained first group of data, on each provided ageing law and on a lifetime criterion, and determining the maximum time when the capacitor should be replaced before failure, based on the computed remaining lifetime of the capacitor.
Ecole Centrale De Lyon

Photodetector

A photodetector includes a plurality of photoelectric conversion elements arranged within a photosensitive-element area constituting one photosensitive element; the plurality of detection circuits each of which is provided for one of the plurality of photoelectric conversion elements, each of the detection circuits including a capacitor; and a signal processing section for totaling output signals produced by the plurality of detection circuits.. .
Shimadzu Corporation

Compressor control apparatus and control method

A compressor control apparatus includes a rectifying unit configured to rectify power applied from the outside, a dc link unit configured to include a pair of capacitors and smooth the rectified voltage, an inverter unit configured to include a pair of switches and convert the smoothed dc voltage into a driving voltage of a motor according to a control signal, and a control unit configured to generate the control signal, wherein the control unit applies a dc offset voltage to the driving voltage according to a direction of a current applied to the motor on the basis of a result obtained by comparing voltages across the pair of capacitors.. .
Lg Electronics Inc.

Solar drive control system for oil pump jacks

A system for supplementing the electric power needed by a pump jack electric motor, thereby reducing the electric power purchased from the local utility or power supplier. The system comprises a solar photovoltaic system, or other forms of renewable energy, and regenerated power from the electric motor or drive.

Fuel control device for internal combustion engine

Provided is a fuel control device for an internal combustion engine that is able to detect the correct boost voltage regardless of the temperature condition, and stabilize the boost voltage value, and is able to inject an accurate amount of fuel from a fuel injection valve. The boost voltage value detected when current is not flowing in a boosting capacitor at least during a boosting operation is taken as a legitimate boost voltage value, and this legitimate boost voltage value is compared with a prescribed boost voltage value to control the boosting operation.
Hitachi Automotive Systems, Ltd.

Capacitor discharge well treatment device and methods of use

A method for treating slime-forming bacteria within a water well, including providing a capacitor discharge well treatment device, introducing the capacitor discharge well treatment device into a well water source, powering the capacitor discharge well treatment device with a high voltage current, and subjecting slime-forming bacteria within the well water source to the high voltage current.. .

Method and device for detecting steering wheel contact

A device for detecting steering wheel contact comprises at least a first electrode (12) which is provided in a steering wheel (10) and which forms, together with a human body acting as a second electrode and a dielectric situated therebetween, at least one sensor capacitor (26). The device also comprises an evaluation circuit (24) having a reference capacitor (30) of known capacitance which can be connected parallel to the sensor capacitor (26), a direct current voltage source (34) which can be connected to the reference capacitor (30), and a measuring device for measuring the voltage at the reference capacitor (30).
Trw Automotive Safety Systems Gmbh

Mlcc filter on an aimd circuit board with conductive ground pin attached to a hermetic feedthrough ferrule

An emi/energy dissipating filter for an active implantable medical device (aimd) is described. The filter comprises a first gold braze hermetically sealing the insulator to a ferrule that is configured to be mounted in an opening in a housing for the aimd.
Greatbatch Ltd.

System and method to track usage of surgical instrument

Systems, devices, and methods are operable to track usage of a surgical instrument and modify the performance of the surgical instrument based on the prior usage of the surgical instrument. Some surgical instruments are designed to have a limited service life beginning at their first use, or a limit to their overall usage in order to ensure safe use of the sensitive instruments.
Ethicon Llc

Mounted structure of laminated capacitor, and mounting laminated capacitor

A wiring board is provided with power supply patterns for each type of power supply of an ic. An ic has a plurality of power supply terminals for each type of power supply.
Murata Manufacturing Co., Ltd.

Driving a lighting element

An analogue dimmer driver for driving an led lighting element (54) to generate coded light comprises an output component (54) which provides a primary current (ipr), a capacitor (53) connected to the output component, a switch (s1) via which the lighting element is connectable to the current source in parallel with the capacitor. Switching is performed by periodically opening and closing the switch to code information into light generated by the lighting element.
Philips Lighting Holding B.v.

Supply circuit for a led controller

A supply circuit adapted to provide a continuous power supply for a string of serially connected light emitting elements driven with a current source, said supply circuit including: a voltage supply capacitor connected to said string and being adapted to provide a supply voltage for a driving control unit configured to control the light emitting elements of said string; and a capacitor bypass switch connected in parallel with said voltage supply capacitor and being controlled by a local control circuit of said driving control unit, wherein said capacitor bypass switch is switched off by said local control circuit to charge said voltage supply capacitor with a charging current to maintain a continuous power supply without disturbing the current to said string of light emitting elements.. .
Rohm Co., Ltd.

Driver circuit for an inductor coil

Driver circuit in which a capacitor (4), in a manner controlled by a switch control device (9) which is connected downstream of a current measuring device (8), is charged to a reference voltage (ur) by means of a charging current (ic2), and the charged capacitor is discharged in an oscillating manner via an inductor coil (1), wherein the discharging operation is terminated when the current (ia) through the inductor coil has passed through an entire oscillation period or several oscillation periods, wherein a first controllable switch (5) is connected in series between a first non-reactive resistor (6) and the first capacitor (4) in one of two input paths. Furthermore, a second controllable switch (7) and a fourth controllable switch (14) are connected into two output paths, and a second non-reactive resistor (13) is connected between a second connection (x2) of the inductor coil (1) and a connection for na reference potential (um).
Continental Automotive Gmbh

Peaking inductor array for peaking control unit of transceiver

Embodiments relate to peaking inductor array for a peaking control unit of a transceiver. An aspect includes the peaking inductor array comprising a plurality of cells connected in parallel, each cell comprising a respective active inductor.
International Business Machines Corporation

High-speed successive approximation analog-to-digital converter of two bits per circle

The present invention pertains to a high-speed successive approximation analog-to-digital converter of two bits per circle, includes three switches, two capacitor arrays, three comparators, an encoding circuit, a first switch array corresponding to the first capacitor array, a second switch array corresponding to the second capacitor array, a shifting register and a digital correction unit. The analog-to-digital converter, featuring doubled speed, realizes a successive approximation process without any fault when a high-bit large capacitor is unsettled.
China Electronic Technology Corporation, 24th Research Institute

Reference voltage buffer circuit

A reference voltage buffer circuit includes an operational amplifier, a capacitor switching module, a first transistor and a second transistor. The operational amplifier includes two input terminals and an output terminal, where the two input terminals receive an input reference voltage and a feedback voltage, respectively.
Realtek Semiconductor Corp.

Filter

A filter with three phases comprising for each phase an input terminal, an output terminal and a capacitor, wherein for each of the three phases the input terminal is electrically connected via a connection point to the output terminal, wherein the connection points of the three phases are electrically connected via the three capacitors in star and/or delta form, wherein the filter comprises a housing containing two coil blocks, wherein the housing comprises a first side and a second side opposite the first side, wherein the two coil blocks are arranged along a line between the first side and the second side, wherein a fan for cooling the two coil blocks is arranged on the first side of the housing, wherein the larger of the two coil blocks is arranged between the fan and the smaller of the two coil blocks.. .
Schaffner Emv Ag

Power conversion device

It is an object of the present invention to enhance connection reliability of terminals while enhancing assembling performance. A power conversion device according to the present invention includes: a power semiconductor module having a power terminal; a capacitor module for supplying smoothed power to the power semiconductor module; and a mold bus bar in which a conductor part for electrically connecting the power semiconductor module and the capacitor module is sealed by a resin material, wherein the capacitor module has a positive capacitor terminal and a negative capacitor terminal, the power terminal, the positive capacitor terminal, and the negative capacitor terminal are formed such that the main surfaces of the terminals face in the same direction, and the mold bus bar has a first terminal contacting with the main surface of the power terminal, a second terminal contacting with the main surface of the positive capacitor terminal, and a third terminal contacting with the main surface of the negative capacitor terminal..
Hitachi Automotive Systems, Ltd.

Motor control device

The occurrence of torque in the motor due to an unintentional flow of the q-axis current in the motor during discharging of the smoothing capacitor is reduced. A motor control device according to the present invention controls a system including an inverter including a smoothing capacitor connected to a power source via a relay, a motor connected to the inverter, and a current sensor configured to detect a current flowing through the motor, the motor control device including: an electric discharge control unit configured to discharge, in the motor via the inverter, an electric charge accumulated in the smoothing capacitor; and a current sensor calibration unit configured to calibrate the current sensor in a state where no current in the motor flows during a time period from when the relay is cut off to when discharge control by the electric discharge control unit is started, wherein the electric discharge control unit performs discharge by controlling the current in the motor based on a value of the current sensor calibrated by the current sensor calibration unit..
Hitachi Automotive Systems, Ltd.

Power conversion device and electric power steering device using the same

An object of the invention is to simultaneously solve a miniaturization and an improvement of productivity of a power conversion device, a temperature rise suppression of a smoothing capacitor, and a reduction of motor noises. The power conversion device of the invention includes a smoothing capacitor, a first power conversion unit and a second power conversion unit which are connected in parallel, and a control unit which generates a pwm pulse on the basis of an output voltage vector and a pwm carrier.
Hitachi Automotive Systems, Ltd.

Boost chopper circuit

In a boost chopper circuit, a backflow prevention diode circuit has a withstand voltage equal to or more than a withstand voltage of a capacitor circuit connected in series to the backflow prevention diode circuit between opposite ends of a switching device circuit.. .
Fuji Electric Co., Ltd.

Llc power converter and switching method thereof

In some embodiments, an inductor-inductor-capacitor (llc) converter includes a transformer having a primary winding, a secondary winding, and an auxiliary winding. The primary winding is coupled to a primary side circuit and the auxiliary winding has a first winding portion coupled between a first terminal and a middle terminal, and a second winding portion coupled between the middle terminal and a second terminal.
Infineon Technologies Austria Ag

Power adaptor

A power adaptor includes a main electric unit, a transformer unit and a bus capacitor unit. The main electric unit is disposed on a first surface.
Delta Electronics (shanghai) Co., Ltd.

Multilevel boost dc to dc converter circuit

Described examples include dc to dc converters and systems with switching circuitry formed by four series-connected switches, inductors connected between the ends of the switching circuitry and corresponding output nodes, and with a flying capacitor coupled across interior switches of the switching circuitry and a second capacitor coupled across the ends of the switching circuitry. A control circuit operates the switching circuit to control a voltage signal across the output nodes using a first clock signal and a phase shifted second clock signal to reduce output ripple current and enhance converter efficiency using valley current control.
Texas Instruments Deutschland Gmbh

Chip embedded power converters

A direct current to direct current (dc-dc) converter can include a chip embedded integrated circuit (ic), one or more switches, and an inductor. The ic can be embedded in a pcb.
Faraday Semi, Llc

Boost chopper circuit

In a boost chopper circuit, a withstand voltage of at least one device of a switching device circuit is lower than a withstand voltage of a capacitor circuit connected in series to a backflow prevention diode circuit between opposite ends of the switching device circuit.. .
Fuji Electric Co., Ltd.

Switched-capacitor buffer and related methods

A line receiver comprising a switched capacitor circuit and a buffer is described. The buffer may be configured to receive, through the switched capacitor circuit, an analog signal.
Mediatek Inc.

Methods and devices for inductive coupling into power lines

An electronic device is provided, including a housing having a back surface. The device includes a rechargeable battery, a capacitor, an inductor coil connected to the capacitor, the inductor coil being disposed around an axis oriented perpendicular to the back surface, a rectifier circuit connected to the inductor coil to output a direct current (dc), a dc-dc converter connected to the rectifier circuit, configured to trickle charge the battery with current received from the rectifier circuit, a test load switchably connected to the dc-dc converter, and a feedback circuit configured to detect a voltage level of the test load and provide an indication of the voltage level..
Google Inc.

Device for suppressing potential induced degradation and system

Provided are a device for suppressing potential induced degradation and a system. The device includes a rectification module, a non-isolated voltage conversion module and at least one capacitor.
Sungrow Power Supply Co., Ltd.

A parameter tuning approach for bypass damping filter to suppress subsynchronous resonance in power systems

The present invention discloses a parameter tuning approach for bypass damping filter to suppress subsynchronous resonance in power systems, namely determining the parameters of capacitor, inductor and damping resistor in bdf. Using this approach, the parameters of capacitor and inductor in bdf can be adjusted, so that the frequency where the negative electrical damping of generator reaches minimum can be away from the frequency range of low frequency oscillation mode and typical frequencies of each torsional mode; the parameter of damping resistor in bdf can be further adjusted so that the minimum value of negative electrical damping is in reasonable range.
Zhejiang University

Driver circuit for an inductor and active transmitter device having a driver circuit

The invention relates to a driver circuit and an active transmitter device, a series circuit consisting of a first capacitor (4) and a second capacitor (12) being charged to a reference voltage by way of a charging current and the charged capacitors being discharged via the inductor (1) by an oscillating discharge, the discharge being terminated when the current through the inductor has completed an entire oscillation period or a multiple thereof.. .
Continental Automotive Gmbh

Electrode current collector, manufacturing the same, electrode, lithium ion secondary battery, redox flow battery, and electric double layer capacitor

An electrode current collector including a metal foil wherein a coating layer is formed on one or both surfaces of the metal foil, and a contact angle with pure water of the surface of the coating layer at a side opposite to the metal foil side is 30° or more.. .
Showa Denko K.k.

Organic light-emitting diode display

An organic light-emitting diode display is disclosed. In one aspect, the display includes a substrate, a scan line formed over the substrate and configured to provide a scan signal, and a data line crossing the scan line and configured to provide a data voltage.
Samsung Display Co., Ltd.

Metal-insulator-metal (mim) capacitor with an electrode scheme for improved manufacturability and reliability

A method for manufacturing a metal-insulator-metal (mim) capacitor with a top electrode that is free of sidewall damage is provided. A bottom electrode layer is formed with a first material.
Taiwan Semiconductor Manufacturing Co., Ltd.

Display device

A display device includes: a plurality of pixels each including a driving thin film transistor and a storage capacitor, wherein each of the pixels further includes: a driving semiconductor layer including a driving channel region, a driving source region, and a driving drain region; a first electrode layer, a portion of the first electrode layer overlapping the driving channel region; a second electrode layer overlapping the first electrode layer; a node connection line having a first side connected to the first electrode layer; a pixel electrode overlapping the first electrode layer and the second electrode layer; and a shielding layer between the first electrode layer and the pixel electrode and overlapping the first electrode layer, the node connection line, and the pixel electrode.. .
Samsung Display Co., Ltd.

Image sensor

An image sensor includes: a pixel chip provided with a plurality of pixels, a plurality of first transfer lines, and a plurality of capacitors; a circuit chip provided with a plurality of column reading circuits, a plurality of column scanning circuits, a second transfer line, and a constant current source; and a connection portion stacked and provided between the pixel chip and the circuit chip and configured to connect a capacitor, which is arranged in the pixel chip and has a trench structure, and a first transistor arranged in the circuit chip to each other via an electrode. The capacitor is configured to form a transfer capacity removing a noise included in an imaging signal and connect the pixel chip and the circuit chip to each other via the electrode and the connection portion..
Olympus Corporation

Semiconductor device and electronic device

Decrease of the output voltage of the logic circuit is inhibited by raising the gate voltage using a capacitor. In a first transistor, a drain and a gate are electrically connected to a first wiring, and a source is electrically connected to a first node.
Semiconductor Energy Laboratory Co., Ltd.

Circuits and methods for lowering leakage in ultra-low-power mos integrated circuits

The block may be nmos, pmos, or cmos. In the case of cmos, there are two body voltage rails, powered by a voltage source, two logic reference voltage rails, and two resistors.

Switch circuit package module

A switch circuit package module includes a semiconductor switch unit and a capacitor unit. The semiconductor switch unit includes a first semiconductor switch element and a second semiconductor switch element.
Delta Electronics (shanghai) Co., Ltd.

Nonaqueous electrolytic solution for electric double layer capacitors

The present invention provides a nonaqueous electrolytic solution that provides an electric double layer capacitor having excellent durability. The nonaqueous electrolytic solution of the present invention is a nonaqueous electrolytic solution for electric double layer capacitors prepared by dissolving a quaternary ammonium salt as an electrolyte in a nonaqueous solvent, and the nonaqueous electrolytic solution has an alkali metal cation concentration of 0.1 to 30 ppm..
Otsuka Chemical Co., Ltd.

Conductive electrodes and their manufacturing process

Electrode for storing electrical energy including a metal current collector and an active material, the current collector being coated on at least one portion of one of its faces with at least one protective layer placed between the current collector and the active material, the protective layer including: (a) a polymer matrix including: (a1) at least one cross-linked epoxy polymer or copolymer, (a2) at least one elastomer, and (b) conductive fillers. This system is used in aqueous electrolyte supercapacitors, the protective layer allowing a very significant reduction in corrosion problems that are generally associated with the use of aqueous electrolytes to be achieved and the adhesion of the active material to the metal collector to be improved..
Hutchinson

Electrode comprising organic semiconductor material, manufacturing electrode, and supercapacitor comprising electrode

The present invention relates to: an electrode comprising a current collector and a film located on the current collector, wherein the film comprises an organic semiconductor material and one selected from a carbon material, a metal oxide and a conductive polymer; a method for manufacturing the electrode; and a supercapacitor comprising the electrode.. .
University-industry Cooperation Group Of Kyung Hee University

Strain capacitor energy storage devices and assemblies

Energy storage devices are disclosed that store both electrical and mechanical energies, making the total energy stored larger than either an electrical or mechanical means alone. The energy storage device is charged by the application of a voltage, which charges a capacitor to store electrical energy while simultaneously exerting a force on the mechanical system that deforms the mechanical system, resulting in mechanical energy storage.

Solid electrolytic capacitor

A solid electrolytic capacitor includes a capacitor element having an anode body that is a porous sintered body having a hexahedral shape, an anode lead, a dielectric layer, and a solid electrolyte layer. One end of the anode lead is embedded into the anode body from a first surface of the anode body.
Panasonic Intellectual Property Management Co., Ltd.

Capacitor module

A capacitor module includes a circuit board including a positive conductor part and a negative conductor part, and capacitors mounted on the circuit board. The capacitors have the same capacitance and the same inner current path structure.
Denso Corporation

Multilayer capacitor and mounting structure

A multilayer capacitor includes a pair of external electrodes each having an end face portion; a first principal face extending portion; a second principal face extending portion; a first side face extending portion; and a second side face extending portion. The pair of external electrodes each includes a base electrode and a metallic layer.
Kyocera Corporation

Thin film capacitor and manufacturing method thereof

A thin film capacitor includes a body including a lower electrode formed on a substrate, a plurality of first electrode layers, and a plurality of second electrode layers stacked alternately with the plurality of first electrode layers, with one of the dielectric layers interposed therebetween. The lower electrode and the first electrode layer have the same polarity as each other, and surface roughness of the first and second electrode layers is less than that of the dielectric layers, thereby securing capacitance and characteristics of the dielectric layers..
Samsung Electro-mechanics Co., Ltd.

Multilayer ceramic capacitor, multilayer ceramic capacitor series including the same, and multilayer ceramic capacitor mount body including the same

A body of a multilayer ceramic capacitor includes an inner layer portion and first and second outer layer portions sandwiching the inner layer portion therebetween. The inner layer portion includes an area extending from a conductive layer positioned closest to a first main surface to a conductive layer positioned closest to a second main surface in the stacking direction.
Murata Manufacturing Co., Ltd.

Multilayer ceramic capacitor and manufacturing method thereof

In a width direction of a ceramic laminate, one end portion of a first internal electrode and one end portion of a second internal electrode each include metal phases of a ni region, a ni—o region, and a ni—o—mg region disposed in this order from a first internal electrode side and a second internal electrode side, respectively, to a first side surface of the ceramic laminate. The other end portion of the first internal electrode and the other end portion of the second internal electrode each include metal phases of a ni region, a ni—o region, and a ni—o—mg region disposed in this order from the first internal electrode side and the second internal electrode side, respectively, to a second side surface of the ceramic laminate..
Murata Manufacturing Co., Ltd.

Plzt capacitor and method to increase the dielectric constant

A ceramic-capacitor includes a first electrically-conductive-layer, a second electrically-conductive-layer arranged proximate to the first electrically-conductive-layer, and a dielectric-layer interposed between the first electrically-conductive-layer and the second electrically-conductive-layer. The dielectric-layer is formed of a lead-lanthanum-zirconium-titanate material (plzt), wherein the plzt is characterized by a dielectric-constant greater than 125, when measured at 25 degrees celsius and zero volts bias, and an excitation frequency of ten-thousand hertz (10 khz).

Pixel compensation circuit, method and flat display device

Pixel compensation circuit, method and flat display device. The circuit includes a control terminal of a first controllable switch connected with a first scanning line, first terminal connected with data line; second terminal connected with control terminal of the driving switch through a storage capacitor, a first terminal of the driving switch connected with a voltage terminal; a control terminal of the second controllable switch connected with a second scanning line, a first terminal connected with the control terminal of the driving switch, the second terminal connected with second terminal of the driving switch; control terminal of the third controllable switch connected with a third scanning line, first terminal connected with the second terminal of the driving switch; anode of an oled connected with the second terminal of the third controllable switch, cathode is grounded to avoid unstable current of the oled by drift of threshold voltage of driving transistor..
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Pixel compensation circuit and method

A pixel compensation circuit contains first controllable switch's control terminal is connected to first scan line, and first terminal to data line; driving switch's control terminal is connected to second terminals of first and third controllable switches, and second terminal to oled's anode and fifth controllable switch's first terminal, cathode to ground; second controllable switch's control terminal is connected to lighting control terminal, and first terminal to a voltage terminal; second scan line is connected to control terminals of third to fifth controllable switches, first terminals of the third and second controllable switches are connected; driving switch's first terminal is connected to second controllable switch's second terminal and fourth controllable switch's first terminal, reference voltage terminal is connected to second terminals of fourth and fifth switches; driving switch's control terminal is connected to its first terminal through storage capacitor.. .
Shenzhen China Star Optoelectronics Technology Co., Ltd.

Nanostructure based super-capacitor for pressure and fingerprint sensor

An arrangement of individually addressable nanostructures (200) in an array format on a substrate (100) (non-conducting, flexible or rigid) with electrical portions (conducing) in the substrate where the electrical portions form electrical contacts with the nanostructures is utilized to form individually addressable nanostructures. The said nanostructures can be 1-1 000 000 nm in base size and range from 1-1000 000 nm in height.

Power supply unit having an extended hold-up time

A power supply for an information handling system includes a rectifier circuit that is coupled to a power factor correction circuit. The power factor correction circuit includes a bulk capacitor.
Dell Products, L.p.

Supercapacitor-based power supply protection for multi-node systems

In one embodiment, a system includes: a plurality of compute nodes to couple in a chassis; a first shared power supply to provide a baseline power level to the plurality of compute nodes; and an auxiliary power source to provide power to one or more of the plurality of compute nodes during operation at a higher power level than the baseline power level. Other embodiments are described and claimed..
Intel Corporation

Component placement within a solid state drive

A component mount for a data storage device (dsd). The component mount includes a flexible member or printed circuit board assembly (pcba) including a pad for electrically connecting to a printed circuit board (pcb) of the dsd.
Western Digital Technologies, Inc.

Temperature probe and temperature measuring device

A temperature probe includes: an antenna, a coupling element, a radio frequency identification (rfid) chip and a temperature measuring circuit. The antenna is connected to a capacitor in the coupling element to form a resonant loop, and is configured to sense an electromagnetic wave emitted by a reader and a store harvested energy in the capacitor to supply power to the rfid chip.
Boe Technology Group Co., Ltd.

Optical sensor

An optical sensor includes: a semiconductor layer including a first region, a second region, and a third region between the first region and the second region; a gate electrode facing to the semiconductor layer; a gate insulating layer between the third region and the gate electrode, the gate insulating layer including a photoelectric conversion layer: a signal detection circuit including a first signal detection transistor, a first input of the first signal detection transistor being electrically connected to the first region; a first transfer transistor connected between the first region and the first input; and a first capacitor having one end electrically connected to the first input. The signal detection circuit detects an electrical signal corresponding to a change of a dielectric constant of the photoelectric conversion layer, the change being caused by incident light..
Panasonic Intellectual Property Management Co., Ltd.

System and maximizing short-term energy storage in a supercapacitor array for engine start applications

A system for starting an internal combustion engine includes a battery system, a charger to receive dc battery power from the battery system and convert the power to a dc charging current, a supercapacitor array having a plurality of supercapacitor cells connected to the charger to receive the dc charging current therefrom, and a motor starter to start the internal combustion engine responsive to a dc input from the supercapacitor array. The charger modifies a voltage of the supercapacitor cells in an on-demand fashion, with the charger programmed to provide dc charging current to the supercapacitor array to hold the supercapacitor cells at a first voltage, receive a bump-up command indicative of an upcoming engine start and, responsive to receiving the bump-up command, provide dc charging current to the supercapacitor array to increase a voltage of the supercapacitor cells temporarily to a second voltage higher than the first voltage..
Cooper Technologies Company

Control device for fuel injection system

A control device for a fuel injection system includes a cpu which generates a drive signal for instructing execution of compression by a feel pump; a fuel pump drive circuit which controls application of electric power to a solenoid of the feel pump based on the drive signal; a boost circuit provided with a capacitor for storing electric power to be used for driving an injector; a charging circuit which leads a current generated when the application of electric power to the solenoid is stopped to the capacitor; and an excess electric power consumption circuit which consumes excess electric power of the capacitor. While feel injection from the injector is stopped, the cpu counts the number of times the feel pump is driven and turns off the drive signal so as to stop driving the feel pump as soon as the drive count has exceeded a predetermined count value..
Honda Motor Co., Ltd.

Vehicle system

A vehicle system provided according to one aspect of the present disclosure includes a power transmitter and a vehicle. The power transmitter is placed at one of at least one charge position.
Daihen Corporation

Laser drilling of metal foils for assembly in an electrolytic capacitor

A capacitor and methods of processing an anode metal foil are presented. The capacitor includes a housing, one or more anodes disposed within the housing, one or more cathodes disposed within the housing, one or more separators disposed between an adjacent anode and cathode, and an electrolyte disposed around the one or more anodes, one or more cathodes, and one or more separators within the housing.
Pacesetter, Inc.

Skin treatment system

A method of operating a flashlamp in a skin treatment system comprises the steps of charging capacitor, discharging the capacitor through a flashlamp, and interrupting the discharge of the capacitor through the flashlamp at a predetermined time based on at least one condition caused by the discharge of the capacitor through the flashlamp.. .
Koninklijke Philips N.v.

Optical spectroscopy system using pipeline-structured matched filter and dual-slope analog digital converter and controlling the optical spectroscopy system

Disclosed are an optical spectroscopy system using a pipeline-structured matched filter and a dual-slope analog digital converter, and a method for controlling the optical spectroscopy system. The optical spectroscopy system may comprise: a pipeline-structured matched filter sequentially connecting input voltage, transmitted by means of an amplifier, to a first capacitor and a second capacitor by means of a first switch terminal; and a dual-slope analog digital converter for sequentially receiving, by means of a second switch terminal, the electric charge stored in the first capacitor and second capacitor, and digitizing the input voltage..
Korea Advanced Institute Of Science And Technology

Driver circuit and method

A driver circuit has a driver unit (50) which provides a current for the load (51) based on an input voltage (10) comprising first and second terminals (10a, 10b). The driver unit (50) comprises a linear driver which comprises a current regulating element (q3) between the input and the load, said element having a controllable resistive characteristic.
Philips Lighting Holding B.v.

Duty-cycling microphone/sensor for acoustic analysis

A duty-cycled acoustic sensor saves power, for example, by operating for relatively short periods of time in a repetitive manner. A sensor bias current provides operating power to the sensor.
Texas Instruments Incorporated

Dual-photodiode image pixel

An image sensor may have an array of pixels that include nested sub-pixels that each have at least one respective photodiode. An inner sub-pixel of a pixel with nested sub-pixels may have a relatively lower effective light collecting area compared to an outer sub-pixel of the pixel within which the inner sub-pixel is nested.
Semiconductor Components Industries, Llc

Optical sensor, signal reading method therefor, solid-state imaging device, and signal reading method therefor

One problem addressed by the present invention is to provide an optical sensor, a solid-state imaging device, and methods for reading the signals therefrom, which contribute greatly to the development of industry and the realization of a safer and more secure society. One solution according to the present invention is an optical sensor having a light-receiving element, storage capacitors that store a charge, and a transfer switch for transferring to the storage capacitors a charge generated by light input to the light-receiving element, wherein the storage capacitors are a floating diffusion capacitor and a lateral overflow integration capacitor, and the transfer switch is a non-ldd/mos transistor, that is, a non-ldd/mos transistor for which the impurity concentration of the drain region is reduced by 50%..
Tohoku University

Voltage converter integrated circuit with an integrated bootstrap capacitor

A bootstrap circuit integrated to a voltage converter integrated circuit (ic) and a voltage converter ic for a switch mode voltage regulator. The bootstrap circuit is used to provide a bootstrap voltage signal for driving a high side switch of the voltage converter ic.
Chengdu Monolithic Power Systems, Co., Ltd.

Spike train generating circuit

An oscillator circuit that includes a voltage source, a resistor, a capacitor, and a nonlinear device. The capacitor and the nonlinear device may be coupled in parallel with one another.
Hewlett Packard Enterprise Development Lp

Charge and discharge circuit, control charge and discharge circuit, control device for charge and discharge circuit, and direct power converter

A first capacitor is connected between first and second power supply lines. A reactor is connected in series with the first power supply line or the second power supply line.
Daikin Industries, Ltd.

High efficiency high frequency resonant power conversion

An apparatus comprises a first capacitor and a second capacitor connected in series, a diode and the second capacitor connected in parallel, wherein a cathode of the diode is connected to a common node of the first capacitor and the second capacitor and a plurality of adjustable capacitance networks connected in parallel with the second capacitor.. .
Nuvolta Technologies, Inc.

Power conversion device and operating a power conversion device

A power conversion device includes a low-pass filter, a second inductor, a first switch, a third switch, a second capacitor, and a controller. The low-pass filter is configured for direct coupling to an alternating current power source.
Toshiba Tec Kabushiki Kaisha

Voltage regulator with fast feedback

In some examples, a voltage regulator comprises an amplifier stage and a pass element configured to receive an output of the amplifier stage and an output of a feedback circuit. The voltage regulator further comprises the feedback circuit configured to receive an output of the pass element, wherein the feedback circuit includes a differentiator stage coupled to a feedback output stage, and wherein the differentiator stage comprises a single capacitor configured to differentiate an output voltage of the pass element..
Infineon Technologies Ag

Load adaptable boost dc-dc power converter

A boost dc-dc power converter comprising a semiconductor switch arrangement comprising a plurality of series connected semiconductor switches. A first capacitor is connected between a first intermediate node of a first leg of the semiconductor switch arrangement and a second intermediate node of a second leg of the semiconductor switch arrangement.
Merus Audio Aps

Method and radial electromagnetic power arrays

Multiple arrays of linear motors and generators are combined in a radial configuration to provide high mechanical efficiency to deliver power in a single plane of motion to a common crankshaft. Magnet core assemblies for the motors and generators use powerful rare earth magnets positioned within an outer flux containment shell comprising a highly-magnetically-permeable ferrous-alloy to provide high power density.
Juiced Planet, Llc

Submersed electric motor

The capacitive electric starter includes at least two capacitors, which are mutually complementary, and have a transverse cross-section with an arc-like profile and are connected in parallel to each other.. .

Wireless power transmission device and wireless power transmission system

A wireless power transmission device for wirelessly transmitting power to at least one wireless power reception device through a magnetic field, the wireless power transmission device including: a power transmission unit for generating a magnetic field, an impedance matching unit, and a control unit for controlling the impedance matching unit, the impedance matching unit including: a plurality of first circuits which include a capacitor or an inductor and are connected in series to the power transmission unit; a plurality of second circuits which include a capacitor or an inductor and are connected in parallel to the power transmission unit; a matching inductor which is connected in series to the second circuits; and a plurality of switches which are arranged in the first circuits and second circuits and open and close same.. .
Ls Cable & System Ltd.

Wireless power trnsfer device

The present disclosure discloses a wireless power transfer device. A power transmitting coil (or a power receiving coil) is equally divided into n equivalents by configuring a primary-side compensation capacitor (or a secondary side compensation capacitor) to comprise n sub-compensation capacitors which are connected in the power transmitting coil (or the power receiving coil) in an equally distributed manner.
Ningbo Weie Electronics Technology Ltd.

Photovoltaic module and photovoltaic system including the same

Discussed are a photovoltaic module and a photovoltaic system including the same. According to an embodiment, the photovoltaic module includes a solar cell module including a plurality of solar cells, and a junction box attached to a back surface of the solar cell module, wherein the junction box includes a capacitor unit to store a direct current (dc) power from the solar cell module, and a shutdown unit disposed at a front end of the capacitor unit and to operate to consume the dc power stored in the capacitor unit and temporarily interrupt power output of the solar cell module when the dc power from the solar cell module is outside of a permissible range.
Lg Electronics Inc.

Battery control circuit for power generation system using renewable energy

The battery control circuit includes: a battery; a dc power supply unit; a first dc-dc converter providing a current path in a first direction of supplying the dc energy from the dc power supply unit to the battery, and a current path in a second direction of discharging the dc energy in the battery to a ground; a first capacitor fully discharging the battery in a manner that the sum of a voltage across the first capacitor and a voltage across the flow battery to be higher than an output voltage of the first dc-dc converter; a second dc-dc converter supplying the dc energy from the dc power supply unit to the first capacitor; and a controller controlling the first dc-dc converter to form the current flow path in the second direction when a number of times of charging and discharging the flow battery reaches a preset number.. .
Lsis Co., Ltd.

Gan circuit drivers for gan circuit loads

An electronic circuit is disclosed. The electronic circuit includes a gan substrate, a first power supply node on the substrate, an output node, a signal node, and an output component on the substrate, where the output component is configured to generate a voltage at the output node based at least in part on a voltage at the signal node.
Navitas Semiconductor, Inc.

Ac-dc photovoltaic device

An ac-dc photovoltaic device is provided, including: a photovoltaic module, a direct current side capacitor, a dc-pwm power switching circuit and a controller. The direct current side capacitor is connected in parallel with an output terminal of the photovoltaic module.
Sungrow Power Supply Co., Ltd.

Dielectric and dielectric ink and capacitor and transistor and device

A dielectric and a dielectric ink include a dielectric material. The dielectric material includes ceramide or a ceramide derivative.
Samsung Electronics Co., Ltd.

Semiconductor device and a manufacturing method thereof

In a semiconductor device including a split gate type monos memory, and a trench capacitor element having an upper electrode partially embedded in trenches formed in the main surface of a semiconductor substrate, merged therein, the flatness of the top surface of the upper electrode embedded in the trench is improved. The polysilicon film formed over the semiconductor substrate to form a control gate electrode forming a memory cell of the monos memory is embedded in the trenches formed in the main surface of the semiconductor substrate in a capacitor element formation region, thereby to form the upper electrode including the polysilicon film in the trenches..
Renesas Electronics Corporation

High density capacitor structure and method

High density capacitor structures based on an array of semiconductor nanorods are provided. The high density capacitor structure can be a plurality of capacitors in which each of the semiconductor nanorods serves as a bottom electrode for one of the plurality of capacitors, or a large-area metal-insulator-metal (mim) capacitor in which the semiconductor nanorods serve as a support structure for a bottom electrode of the mim capacitor subsequently formed..
Globalfoundries Inc.

Display device and manufacturing method thereof

A display device and method of manufacture includes a substrate; a transistor disposed on the substrate to include a gate electrode, a semiconductor layer, a source electrode, a drain electrode, and a gate insulating layer disposed between the gate electrode and the semiconductor layer. A capacitor disposed on the substrate includes a first electrode, a second electrode, and a dielectric layer is disposed between the first electrode and the second electrode.
Samsung Display Co., Ltd.

Memory device

A memory device which stores a large amount of data is provided. The memory device includes a first transistor, a second transistor, a third transistor, a first capacitor, a second capacitor, and first to third wirings.
Semiconductor Energy Laboratory Co., Ltd.

High quality varactor

Various examples are provided for varactors (variable capacitors). Described are both simple and complex forms of variable capacitors and improvements thereof.
North Carolina State University

Electrode material for electrochemical capacitor, electrode coating solution for electrochemical capacitor, electrode for electrochemical capacitor, and electrochemical capacitor

The present invention provides an electrode material for an electrochemical capacitor having high surface utilization efficiency, composed of a porous carbon material capable of further contributing to higher electrostatic capacitance of the electrochemical capacitor and to development of high rate characteristics; the porous carbon material having a co-continuous structural portion in which a carbon skeleton and voids form respective continuous structures, the co-continuous structural portion having a structural period of 0.002 μm to 20 μm.. .
Toray Industries, Inc.

Lithium-sulfur ultracapacitor and manufacturing the same

The present invention relates to a lithium-sulfur ultracapacitor including a cathode containing a sulfur-porous carbon composite material; a separator; a lithium metal electrode disposed on an opposite side of the cathode with respect to the separator; a graphite-based electrode disposed adjacent to the lithium metal electrode; and an electrolyte impregnating the cathode, the lithium metal electrode, and the graphite-based electrode, wherein the lithium metal electrode and the graphite-based electrode together constitute an anode, and a method of preparing the lithium-sulfur ultracapacitor. According to the present invention, since the lithium metal electrode and the graphite-based electrode are adjacent to each other, lithium ions arising from the lithium metal electrode are pre-doped on the graphite-based electrode due to an internal short circuit between the lithium metal electrode and the graphite-based electrode, migrate from the graphite-based electrode to the cathode during a discharging process, and migrate from the cathode to the graphite-based electrode during a charging process, and such migrations contribute to excellent charging and discharging properties of the lithium-sulfur ultracapacitor..
Korea Institute Of Ceramic Engineering And Technology

Energy storage capacitor having composite electrode structure

An energy storage capacitor having a composite electrode structure includes: a case; a rolled body arranged inside the case; and an electrolyte stored inside the case. The rolled body includes: a first anode foil having a first anode lead plate connected at one side of one surface, a first cathode foil arranged to face the other surface of the first cathode foil with the one surface of the first anode foil and a first cathode lead plate connected at the other side, a second cathode foil arranged to face the other surface of the second cathode foil with one surface of the first cathode foil and having a second cathode lead plate connected at one side of one surface, a second anode foil arranged to face the one surface of the second cathode foil and a second anode lead plate connected at the other side..
Samhwa Capacitor Co., Ltd.

Electronic circuit and mounting electronic circuit

There has been a problem of generating anti-resonance between a three-terminal capacitor and a capacitor when the three-terminal capacitor and the capacitor are mounted. In order to solve the problem, this electronic circuit includes: a capacitor and a three-terminal capacitor, which are connected to a power supply terminal of a circuit component, and a power supply, and which are connected in parallel to each other between the power supply and ground; and a resistor that is connected in series between the ground and a ground terminal of the three-terminal capacitor and/or the capacitor..
Nec Corporation

Multilayer ceramic capacitor, multilayer ceramic capacitor series including the same, and multilayer ceramic capacitor mount body including the same

A body of a multilayer ceramic capacitor includes an inner layer portion and first and second outer layer portions sandwiching the inner layer portion therebetween. The inner layer portion includes an area extending from a conductive layer positioned closest to a first main surface to a conductive layer positioned closest to a second main surface in the stacking direction.
Murata Manufacturing Co., Ltd.

Layered ceramic capacitor

Resolution means: the layered ceramic capacitor includes an effective dielectric portion (9) and cover layers (11). The effective dielectric portion (9) includes dielectric ceramic layers (5) and internal electrode layers (7) that are alternately stacked.

Multilayer electronic component

In an embodiment of a multilayer electronic component, one main electrode part 12a of the first external electrode 12 present on one height-direction face of the capacitor body 11 of the multilayer capacitor is partially opposed to the other main electrode part 13a of the second external electrode 13 present on the other height-direction face, while one main electrode part 13a of the second external electrode 13 present on one height-direction face of the capacitor body 11 is partially opposed to the other main electrode part 12a of the first external electrode 12 present on the other height-direction face of the capacitor body 11, and margin areas mr1 to mr4 of roughly belt shape exist between each of the opposing areas or and each of the edges on both height-direction faces of the capacitor body 11.. .
Taiyo Yuden Co., Ltd.

Charge injection noise reduction in sample-and-hold circuit

A sample-and-hold circuit includes a first transistor; a second transistor disposed between a gate electrode and a drain electrode of the first transistor; a sampling capacitor, an electrode of the sampling capacitor being connected to the gate electrode of the first transistor; and a first current source connected to the drain electrode of the first transistor, where a gate electrode of the second transistor receives a gate control signal. A minimum voltage of the gate control signal is vth2+vsat2+vth1+vsat1, where vth1 is a threshold voltage of the first transistor, vsat1 is a saturation voltage of the first transistor, vth2 is a threshold voltage of the second transistor, and vsat2 is a saturation voltage of the second transistor..
Sony Semiconductor Solutions Corporation

Sense amplifier

A read-amplifier circuit includes a core with a first input and a second input that are intended to receive in a measurement phase a differential signal arising from a first bit line and from a second bit line of the memory device. The circuit also includes a memory element with two inverters coupled in a crossed manner.
Stmicroelectronics (rousset) Sas

Scan driving circuit

A scan driving circuit is provided for driving scan line in cascade, including a pull-down controlling module, a pull-down module, a reset-controlling module, a resetting module, a downward-transferring module, a first bootstrap capacitor, a constant low voltage level source, and a constant high voltage level source. By disposing the resetting module, the scan driving circuit of the present invention raises the reliability of the scan driving circuit and simplifies the entire structure of the scan driving circuit..
Wuhan China Star Optoelectronics Technology Co., Ltd.

Pixel circuits including feedback capacitors and reset capacitors, and dispay systems therefore

A display with a pixel circuit for driving a current-driven emissive element includes a feedback capacitor in series between the emissive element and a programming node of the pixel circuit. During driving, variations in the operating voltage of the emissive element due to variations in the current conveyed through the emissive element by a driving transistor are accounted for.
Ignis Innovation Inc.

Electro-optical device having pixel circuit and driving circuit, driving electro-optical device and electronic apparatus

An electro-optical device includes a first storage capacitor that has a first electrode and a second electrode, and a second storage capacitor that has a third electrode and a fourth electrode, and a first pixel circuit. The first pixel circuit includes a first transistor having a first gate, a first drain, and a first source, an electro-optical element, a second transistor through which a first data line is electrically connected to the first gate during the second transistor is in an on-state, and a third transistor through which the first gate is electrically connected to the first drain or the first source.
Seiko Epson Corporation

Charge transfer circuit for capacitive sensing and detecting fingerprint having thereof

A charge transfer circuit for capacitive sensing according to an embodiment of the present disclosure includes a variable capacitor defined through a sensor plate connected to one end of a drive line and one end of an x-drive line, an x-drive part disposed between a voltage input terminal and another end of the x-drive line opposing the variable capacitor, a switched capacitor integrator disposed between a voltage output terminal and another end of the drive line of which the one end is connected to the variable capacitor, and a shielding plate connected to a first input terminal of the switched capacitor integrator, wherein the first input terminal is connected to the other end of the drive line.. .
Senvis Co. Ltd.

Systems and methods for sensing external magnetic fields in implantable medical devices

Systems and methods for sensing external magnetic fields in implantable medical devices are provided. One aspect of this disclosure relates to an apparatus for sensing magnetic fields.
Cardiac Pacemakers, Inc.

Sensor with micro break compensation

A sensor device includes a high voltage circuit, a sensor and a charge storage. The sensor utilizes a low voltage supply.
Infineon Technologies Ag

System and estimating state of health of capacitive device

State of health processes and systems are provided for analyzing a capacitor, such as a supercapacitor. The process includes, for instance: determining a measured capacitance of a capacitor; estimating an effective series resistance (esr) of the capacitor; determining, using the measured capacitance and the effective series resistance, a linearized capacitance parameter (cap) for the capacitor; and signaling should the cap drop below, or the esr rise above, a respective specified threshold for the capacitor.
The Paper Battery Company, Inc.

Apparatus and performing high voltage impedance analysis and short circuit diagnosis for a vehicle

In at least one embodiment, an apparatus for performing a high voltage (hv) short circuit diagnosis and an impedance analysis for a vehicle is provided. The apparatus includes a controller configured to measure a first voltage associated with a battery and a first current that varies based on a hv power net during the pre-charge operation and to perform the short circuit diagnosis based on the first voltage and the first current.
Lear Corporation

Capacitance sensing circuit

As applied to the field of touch control technology, a capacitance sensing circuit for sensing a detection capacitor of a detecting circuit, includes: a capacitance judging circuit coupled to the detecting circuit for judging the capacitance of the detection capacitor according to the output signal; and an input signal generator coupled to the detecting circuit for generating the input signal according to noise. The input signal generator includes: a phase detection unit for receiving the noise and detecting a first phase of the noise; a phase calculation unit coupled to the phase detection unit for receiving the noise and the first phase and calculating an optimum phase according to the noise and the first phase; and a first waveform generator coupled to the phase calculation unit for generating the input signal according to the optimum phase..
Shenzhen Goodix Technology Co., Ltd.





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