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Capacitor patents

      

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




 Ionizer patent thumbnailnew patent Ionizer
An electrode unit formed by mounting a discharge electrode in a first housing, and a power supply control unit formed by locating a high voltage generation circuit that outputs a pulsating high voltage to the electrode unit in a second housing are electrically connected via a shielded cable, and a capacitor is connected to a ground line electrically connecting between a shield layer of the shielded cable and the ground.. .
Smc Corporation


 Light-emitting apparatus and lighting appliance provided with the same patent thumbnailnew patent Light-emitting apparatus and lighting appliance provided with the same
In various embodiments, a light-emitting apparatus is disclosed. In one example, the light-emitting apparatus comprises a substrate, an led string mounted on the substrate, in which led string a plurality of leds are connected in series, a power supply path connected in series to the led string, and a plurality of protection elements, each protection element having a first node commonly connected to the power supply path and a second node connected between a pair of the leds in the series, wherein the protection elements include capacitors or zener diodes, and an ac impedance of each protection element is smaller than an impedance between the pair of leds and a case ground..
Philips Lighting Holding B.v.


 Wireless array patent thumbnailnew patent Wireless array
A mesh network includes an array of stationary sensing devices. Each of the devices is controlled by a microprocessor control unit and has a sensor capable of detecting a non-stationary object that enters a detection range of the sensor.
Griffin Technology, Inc.


 Current-mode driver with built-in continuous-time linear equalization patent thumbnailnew patent Current-mode driver with built-in continuous-time linear equalization
According to one embodiment of the present disclosure, a current-mode driver with built-in ctle provides signal correction for a transmitter. The current-mode driver includes a digital current source operable to use a data signal to produce a main current signal.
Fujitsu Limited


 Current-mode driver patent thumbnailnew patent Current-mode driver
According to one embodiment, a current-mode driver provides pre-emphasis for a transmitter. The current-mode driver includes a filtering circuit comprising a resistor, an inductor, and a capacitor.
Fujitsu Limited


 Circuit and  comparator offset error detection and correction in an adc patent thumbnailnew patent Circuit and comparator offset error detection and correction in an adc
A method includes sampling an input voltage signal applied to an adc, comparing the sampled input voltage signal with an output signal of a feedback dac, and determining in a search logic block a digital code representation for the comparison result. The method may also include performing a calibration by: performing an additional cycle, wherein a last comparison carried out for determining a least significant bit of the digital code representation is repeated with a second comparator resolution mode different from a first comparator resolution mode, so obtaining an additional comparison; determining from a difference between results of the additional comparison and the last comparison a sign of a comparator offset error between the comparator resolution modes; and tuning, in accordance with a sign of the comparator offset error, a programmable capacitor connected at an input of the comparator, thereby inducing a voltage step to counteract the comparator offset error..
Stichting Imec Nederland


 Method for driving semiconductor device patent thumbnailnew patent Method for driving semiconductor device
A method for driving a semiconductor device capable of reducing an area of a multiplexer and reducing its power consumption is provided. In a method for operating a semiconductor device including a memory and a multiplexer, a first transistor is connected to a first capacitor, and a second transistor is connected to a second capacitor.
Semiconductor Energy Laboratory Co., Ltd.


 Drive device patent thumbnailnew patent Drive device
A drive device that drives a semiconductor switching device includes a capacitor and an output selection unit that selects whether or not to supply charge of the capacitor to a conduction control terminal of the semiconductor switching device, in which the output selection unit includes a first switching device and a second switching device, the charge of the capacitor is supplied to the conduction control terminal of the semiconductor switching device by the first switching device going to a conducting state, the charge is extracted from the conduction control terminal of the semiconductor switching device by the second switching device going to the conducting state, and a gate width of the second switching device is smaller than the gate width of the first switching device.. .
Panasonic Corporation


 Semiconductor device with guard ring coupled resonant circuit patent thumbnailnew patent Semiconductor device with guard ring coupled resonant circuit
A semiconductor device comprises a guarded circuit. The semiconductor device also comprises a guard ring surrounding the guarded circuit.
Taiwan Semiconductor Manufacturing Company, Ltd.


 High linearity push-pull common-gate amplifier patent thumbnailnew patent High linearity push-pull common-gate amplifier
An amplifier operates to provide a high output impedance at an output through a push stage having a first transistor of a first transistor type and a pull stage having a second transistor of a second transistor type that is different from the first transistor type. The first transistor and the second transistor are coupled in a common-gate configuration.
Intel Ip Corporation


new patent

Differential switched capacitor circuits having voltage amplifiers, and associated methods


Switched capacitor circuits and charge transfer methods comprising a sampling phase and a transfer phase. Circuits and methods are implemented via a plurality of switches, a set of at least two capacitors, at least one voltage amplifier, and an operational amplifier.
Omni Design Technologies Inc.


new patent

Direct-current power supply device, motor driving device, air conditioner, and refrigerator


A direct-current power supply device includes a rectifier connected to a power supply, a charge storage unit configured by a first capacitor and a second capacitor connected in series, a switching unit configured by a first switching element 4a and a second switching element connected in series and backflow preventing elements that suppress a backflow of electric charges from the charge storage unit, a reactor, a control unit that controls operations of the first switching element and the second switching element, and a direct-current-voltage detecting unit that detects a first both-end voltage, which is a voltage across the first capacitor, and a second both-end voltage, which is a voltage across the second capacitor. The control unit detects, on the basis of a voltage difference between the first both-end voltage and the second both-end voltage, a short-circuit failure of one of the first switching element and the second switching element..
Mitsubishi Electric Corporation


new patent

Renewable energy power generation systems


We describe a modular adjustable power factor renewable energy inverter system. The system comprises a plurality of inverter modules having a switched capacitor across its ac power output, a power measurement system coupled to a communication interface, and a power factor controller to control switching of the capacitor.
Solarcity Corporation


new patent

Power conversion apparatus


A module of conversion circuit includes a high side igbt, a low side igbt connected in series to the high side igbt, a first terminal connected to the high side igbt, a second terminal connected to the low side igbt, a capacitor connected to the first terminal and the second terminal, and a third terminal connected to a connection point between the high side igbt and the low side igbt. A fourth terminal is engaged with the first terminal.
Hitachi, Ltd.


new patent

Control direct power converter


A converter performs full-wave rectification on a single-phase voltage, thus outputting a rectified voltage across dc power supply lines. An inverter receives the rectified voltage and then supplies a three-phase ac current to an inductive load.
Daikin Industries, Ltd.


new patent

Motor drive with lcl filter inductor with built-in passive damping resistor for afe rectifier


Power conversion systems, filter circuits and integrated filter resistor and inductor apparatus are presented, in which a damping resistor is integrated with a filter inductor by winding joined resistor winding portions proximate to one another at least partially around a filter inductor core leg to form an integrated filter resistor and inductor apparatus for interconnection with filter capacitors to provide an input filter or an output filter for a motor drive or other power conversion system.. .
Rockwell Automation Technologies, Inc.


new patent

Switching power-supply device


A switching power-supply device includes: a transformer including a primary coil and a secondary coil; a rectifying-and-smoothing circuit; a series circuit including a first switching element and a second switching element; a series resonant circuit including a capacitor connected to the second switching element and the primary coil; a controller performing switching control to alternately turn on and off the first switching element and the second switching element with a dead time; and a resonant-current detection unit that detects a resonant current, wherein in a case where the first switching element is in an on state at a timing when the absolute value level of the resonant current becomes equal to or less than a threshold value, the controller switches the first switching element to an off state and makes a subsequent on period of the first switching element shorter than a last on period.. .
Sanken Electric Co., Ltd.


new patent

Dc/dc converter


It is presented a dc/dc converter for converting power between a first dc connection comprising a first positive terminal and a first negative terminal, and a second dc connection comprising a second positive terminal and a second negative terminal. The dc/dc converter comprises: a first multilevel converter and a second multilevel converter connected serially between the first positive terminal and the first negative terminal, wherein the second positive terminal is connected to a point between the first multilevel converter and the second multilevel converter; and a first filter connected between an ac terminal of the first multilevel converter and an ac terminal of the second multilevel converter, wherein the first filter comprises a capacitor and an inductor..
Abb Technology Ltd


new patent

Power converter and air conditioner


Disclosed herein is a technique for substantially preventing, in a power converter including a boost power factor correction section, the power factor correction section from starting an intermittent operation even if the ripple voltage of its smoothing capacitor has increased. The converter includes: a power factor correction section including a booster circuit boosting an input voltage supplied from a rectifier section and a smoothing capacitor smoothing an output of the booster circuit; and a control section correcting a power factor by controlling the booster circuit.
Daikin Industries, Ltd.


new patent

Power conversion apparatus


A capacitor connected to the battery in parallel; a step-up converter connected to the battery and the first capacitor; another capacitor connected to the step-up converter in parallel; an inverter connected to the step-up converter and the other capacitor in parallel; a potential line connecting a negative-side terminal of the battery to the capacitor, the step-up converter, the other capacitor, and the inverter in the stated order; and a bypass path formed, when a lower arm switching device of the step-up converter has a short-circuit failure, from cutting the reference electric potential line at a position including at least any one of a position between the negative-side terminal and the capacitor and another position between the step-up converter and the other capacitor. The bypass path bypasses the lower arm switching device and connects the negative-side terminal to the inverter..
Toyota Jidosha Kabushiki Kaisha


new patent

System for capacitively driving a load


A capacitive driving system (100) comprises: —a supply device (10) comprising a power generator (13), capacitive transmission electrodes (11, 12) and preferably at least one inductor (16) connected in series between the power generator and at least one of said transmission electrodes; —at least one load device (20) comprising two capacitive receiver electrodes (21, 22) and at least one load member (23) coupled to said receiver electrodes. For resonant energy transfer, the supply device and the load device have an energy transfer position in which a first one of said transmission electrodes together with a first one of said receiver electrodes defines a first transfer capacitor (31) while simultaneously a second one of said transmission electrodes together with a second one of said receiver electrodes defines a second transfer capacitor (32).
Koninklijke Philips N.v.


new patent

Dynamic means for correcting for load imbalance and harmonic distortion


A method and apparatus are directed to a dynamic means for correcting imbalance and harmonic distortion in an electrical system. In one embodiment, the device includes an imbalance and harmonics measurement module configured to measure power parameters for determining imbalance and harmonics within the electrical three-phase system.
Powermetrics International, Inc


new patent

Voltage conversion apparatus


A voltage conversion apparatus includes connection terminals to which a battery, a capacitor, and a protected load are respectively connected, a first dc-dc converter having input/output terminals, a second dc-dc converter having input/output terminals, a first power path having one end connected to the first connection terminal and the other end connected to the first input/output terminal, a second power path having one end connected to the second input/output terminal and the other end connected to the third input/output terminal, a third power path having one end connected to the fourth input/output terminal and the other end connected to the second connection terminal, and a fourth power path having one end connected to a midway part of the second power path and the other end connected to the third connection terminal.. .
Omron Automotive Electronics Co., Ltd.


new patent

Antenna and mobile terminal


An antenna, including a first radiation part, a matching circuit, and a feed source, where the first radiation part includes a first radiator, a second radiator, and a capacitor structure, a first end of the first radiator is connected to the feed source using the matching circuit, the feed source is connected to a grounding part, a second end of the first radiator is connected to a first end of the second radiator using the capacitor structure, a second end of the second radiator is connected to the grounding part, the first radiation part is configured to generate a first resonance frequency, and a length of the second radiator is one-eighth of a wavelength corresponding to the first resonance frequency which helps to reduce an antenna length, and a volume of a mobile terminal.. .
Huawei Device Co., Ltd.


new patent

Organic light-emitting diode display and manufacturing the same


An organic light-emitting diode (oled) display and a method of manufacturing an oled display are disclosed. In one aspect, the display includes a substrate and a thin-film transistor including an active layer, a gate electrode, a source electrode, and a drain electrode formed over the substrate.
Samsung Display Co., Ltd.


new patent

Pixel structure having high aperture ratio and circuit


The present invention provides a pixel structure having high aperture ratio and circuit. The first gate (21), the first source/the first drain (61), and the etching stopper layer (5), the first semiconductor layer (41), the gate isolation layer (3) sandwiched in-between of the pixel structure having high aperture ratio construct a first thin film transistor (tft1); the second gate (22), the second source/the second drain (62), and the etching stopper layer (5), the second semiconductor layer (42), the gate isolation layer (3) sandwiched in between construct a second thin film transistor (tft2); the transparent electrode (8), the pixel electrode (10) and the flat isolation layer (9)sandwiched in-between construct a transparent capacitor (c), and the transparent capacitor (c) constructs an activation area part of the pixel structure which is capable of increasing the activation area of the pixel and raising the aperture ratio to increase the display brightness and reduce the power consumption..
Shenzhen China Star Optoelectronics Technology Co., Ltd.


new patent

Display device and electronic device including the same


It is an object to decrease the number of transistors connected to a capacitor. In a structure, a capacitor and one transistor are included, one electrode of the capacitor is connected to a wiring, and the other electrode of the capacitor is connected to a gate of the transistor.
Semiconductor Energy Laboratory Co., Ltd.


new patent

Method for manufacturing tft substrate having storage capacitors and tft substrate


The present invention provides a method for manufacturing a tft substrate having storage capacitors and the tft substrate. The method includes: (1) forming a gate terminal (21) and a first metal electrode (23); (2) forming a gate insulation layer (3) and a gate insulation layer through-hole (31); (3) forming an oxide semiconductor layer (4); (4) subjecting a portion of the oxide semiconductor layer (4) to n-type heavy doping to form a first conductor electrode (5) thereby constituting a first storage capacitor c1; (5) forming an etch stop layer (6) and a first etch stop layer through-hole (61); (6) forming source/drain terminals (71) and a second metal electrode (73), thereby constituting a second storage capacitor c2 with c2 being connected in parallel to c1; (7) forming a protection layer (8), a protection layer through-hole (81), and a second etch stop layer through-hole (63); and (8) forming a pixel electrode (91) and a second conductor electrode (93), thereby constituting a third storage capacitor c3 with c3 being connected in parallel to c2..
Shenzhen China Star Optoelectronics Technology Co., Ltd.


new patent

Semiconductor storage device and manufacturing the semiconductor storage device


A semiconductor storage device includes an insulating layer. A ferroelectric capacitor is on the insulating layer and includes a lower electrode, a ferroelectric film, and an upper electrode.
Rohm Co., Ltd.


new patent

Semiconductor device


A semiconductor device includes a package, an input terminal fixed to the package, an input pre-matched substrate provided in the package, a semiconductor element provided in the package and formed on a substrate different from the input pre-matched substrate, a matching circuit including a circuit element formed on the input pre-matched substrate, a first wire for connecting the input terminal and the circuit element, and a second wire for connecting the circuit element and the semiconductor element, a first mim capacitor formed as part of the circuit element, and a first stabilization circuit formed as part of the circuit element to reduce oscillation, wherein a lower electrode of the first mim capacitor is connected to the package through a via provided in the input pre-matched substrate.. .
Mitsubishi Electric Corporation


new patent

Capacitor in post-passivation structures and methods of forming the same


A device includes a metal pad and a passivation layer having a portion overlapping the metal pad. A capacitor includes a bottom capacitor electrode underlying the passivation layer, wherein the bottom capacitor includes the metal pad.
Taiwan Semiconductor Manufacturing Company, Ltd.


new patent

Semiconductor device and manufacturing the same


A method for manufacturing a semiconductor device is provided. The method includes the following operations: (i) forming a transistor having a source, a drain and a gate on a semiconductor substrate; (ii) forming a conductive contact located on and in contact with at least one of the source and the drain; and (iii) forming a capacitor having a first electrode and a second electrode on the semiconductor substrate, in which at least one of the first and second electrodes is formed using front-end-of line (feol) processes or middle-end-of line (meol) processes..
Taiwan Semiconductor Manufacturing Co., Ltd.


new patent

Relay system


A relay system is provided which is designed to avoid flow of inrush current through a capacitor in a pre-charge mode wherein the capacitor is pre-charged. The relay system includes a pair of power lines, a capacitor, a series-connected assembly, a control circuit, and a relay module.
Anden Co., Ltd.


new patent

Stretchable supercapacitor and manufacturing the same


Provided is a stretchable supercapacitor and a method of manufacturing the same. The stretchable supercapacitor includes a separator between first and second current collectors.
Korea Advanced Institute Of Science And Technology


new patent

All-solid-state capacitor


All-solid-state capacitor includes an inorganic solid electrolyte, and a pair of current collectors disposed so that the inorganic solid electrolyte is interposed therebetween. In the all-solid-state capacitor, the inorganic solid electrolyte has a polycrystalline structure composed of crystal particles and crystal grain boundaries formed between the crystal particles.
Energy Storage Materials Llc.


new patent

Energy accumulation basket


The present invention relates to an energy accumulation basket, formed by holders provided with multiple housings where there are arranged capacitors held by their ends between holders, the inner walls of the housings having indentations where respective accessory elastic projections are housed, whereby capacitors arranged in the housings fit within the perimeter, and where conformations are defined on the outer face of each holder, said conformations protruding into the housings for supporting the end of the corresponding capacitor, the capacitors being axially retained in the respective housings by means of the conformations of the holders.. .
Caf Power & Automation, S.l.u.


new patent

Multilayer capacitor and producing the same


A multilayer capacitor includes a multilayer body with sides each about 0.3 mm or smaller when viewed from a stacking direction of the multilayer body, and first and second outer electrodes disposed on a surface of the multilayer body. An outermost one of the conductive layers is bent to be convex in the stacking direction and includes penetrating portions extending in the stacking direction.
Murata Manufacturing Co., Ltd.


new patent

Method of supporting a capacitor, capacitor assembly and subsea adjustable speed drive comprising the assembly


A method is disclosed for supporting a capacitor. In an embodiment, the method includes applying a pressure on a first side of the capacitor parallel to a first electrode of the capacitor in a first direction of a normal of the first electrode; applying a pressure on a second side of the capacitor parallel to a second electrode of the capacitor in a second direction of a normal of the second electrode, the first direction being opposite to the second direction; and afterwards pressurizing a non-conductive fluid surrounding the capacitor to a target pressure..
Siemens Aktiengesellschaft


new patent

Memory device


To provide a memory device where multiple pieces of multilevel data can be written and read. The memory device includes first to fifth transistors, first to fourth capacitors, first to fourth nodes, and first and second wirings.
Semiconductor Energy Laboratory Co., Ltd.


new patent

Display panel and driving the same


A display panel and a driving method for the same are provided. The display panel comprises at least one data line and pixel row units.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


new patent

Pixel circuit and organic light emitting display device


A pixel circuit includes an organic light emitting diode, a first pmos transistor coupled between a first power voltage and an anode electrode of the organic light emitting diode, a second pmos transistor coupled between a first node and the anode electrode of the organic light emitting diode, a first capacitor coupled between a second node and the first node, a second capacitor coupled between the first power voltage and the second node, a third pmos transistor coupled between a data line and the second node, a fourth pmos transistor coupled between a third node and the second node, a third capacitor coupled between the third node and a gate terminal of the third pmos transistor, and a fifth pmos transistor coupled between the data line and the third node.. .
Samsung Display Co., Ltd.


new patent

Display apparatus and operation method thereof


A display apparatus includes a display unit, a source driver, a gate driver and a compensation unit. The display unit includes at least a pixel unit.
Au Optronics Corp.


new patent

Method and system for calculating affinity between entities using electrical circuit analogy


Methods and systems for measuring relatedness, known as net affinity, between any two arbitrary nodes, known as entities, in a graph is provided. According to one embodiment, unprocessed data about entities is collected from various data sources.

new patent

Pixel circuit, its driving methods, organic light-emitting diode display panel, and display device


The present disclosure provides a pixel circuit, its driving methods, an oled display panel and a display device. The pixel circuit includes a driving controlling unit configured to, under the control of a first scanning signal and a second scanning signal, charge or discharge a first storage capacitor through a first level, a second level and a data voltage, so as to compensate for a threshold voltage of a driving transistor with a gate-to-source voltage of the driving transistor when an oled is driven by the driving transistor to emit light; and a touch controlling unit including a touch sensor and configured to, under the control of the first scanning signal and the second scanning signal, sense by the touch sensor whether or not a touch is made and transmit a corresponding touch sensing signal to a touch signal reading line..
Beijing Boe Optoelectronics Technology Co., Ltd.


new patent

Keypad with 1-bit capacitive touch sensing analog front end with sparse multi-touch detection


A capacitive touch keypad may receive a touch by a conductive object to one or more keys of the keypad, in which the keys each have a separate capacitive key electrode. The touched locations may be determined by precharging a pseudo-randomly selected set of key electrodes a number (m) of iterations while the keyboard is being touched, producing a sense voltage for each iteration by coupling all of the key electrodes to a reference capacitor, producing a 1-bit sense measurement for each iteration by comparing the sense voltage to a reference voltage to form a set of m 1-bit sense measurement, and by applying a modified binary iterative hard threshold (biht) algorithm to the set of m 1-bit sense measurements, in which only the non-zero locations of the solution are monitored in each iteration..
Texas Instruments Incorporated


new patent

Array substrate, manufacturing method thereof and display device


An array substrate includes: a first metal area disposed at an edge portion of the array substrate and electrically connected with a common electrode line or common electrodes; a second metal area disposed at the edge portion of the array substrate, corresponding to and insulated from the first metal area, and configured for access of a stabilized voltage that is a fixed voltage. At least one capacitor is formed by the first metal area and the second metal area.
Hefei Xinsheng Optoelectronics Technology Co., Ltd.


new patent

Array substrate, liquid crystal display panel and driving the same


Related to is an array substrate, a liquid crystal display panel and a method for driving the liquid crystal display panel. In the array substrate, each pixel unit thereon comprises a main-area electrode, a sub-area electrode and a sharing capacitor.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


new patent

Structure and obtaining capacitance in array substrate


A structure and a method for obtaining capacitance in an array substrate are disclosed. The structure comprises a first conductive region, arranged in a same layer as a first conductive layer of said array substrate; a second conductive region, arranged in a same layer as a second conductive layer of said array substrate, wherein said second conductive region overlaps with said first conductive region partly or totally; a first measurement region, connected with said first conductive region; and a second measurement region, connected with said second conductive region.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


new patent

Array substrate and display device


An array substrate and a display device are disclosed. The present disclosure relates to the technical field of display, whereby the technical problem that the aperture ratio of the pixel unit is affected by the voltage-dividing capacitor in the prior art can be solved.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


new patent

Array substrate and display device


An array substrate and a display device, which can solve the technical problem of short circuit of transparent electrode and the failure of detection thereof, are provided. In the array substrate, each pixel unit comprises a primary pixel electrode, a secondary pixel electrode, and a voltage dividing capacitor.
Shenzhen China Star Optoelectronics Technology Co., Ltd.


new patent

Display device


To suppress a variation in characteristics of a transistor due to a released gas from an organic insulating film so that reliability of a display device is increased. The display device includes a transistor, an organic insulating film which is provided over the transistor in order to reduce unevenness due to the transistor, and a capacitor over the organic insulating film.
Semiconductor Energy Laboratory Co., Ltd.


new patent

Apparatus and characterization of fluids or powders by electrical permittivity


In an embodiment, an apparatus for determining a value of a parameter related to electrical permittivity of a fluid includes capacitor formed by at least one electrode on a first side of a dielectric barrier and at least a part of an electrically conducting housing surrounding the barrier. The housing is adapted for being sealingly attached to a container so as to allow the fluid to be characterized to occupy a space between the housing and a side of the barrier, and an electronic relaxation type oscillator circuit is arranged on a miniature circuit board being fit to the housing and connected with the capacitor.
Advantec Sensing As


new patent

Method for measuring the flow rate of a liquid medium and device for implementing same


The device for measuring the flow rate of a liquid medium comprises a pipeline of dielectric material, permanent magnets arranged on different sides of the pipeline, an oscillatory circuit consisting of an inductance coil and a capacitor, the plates of said capacitor being arranged on both sides of the pipeline, and a measuring system. Resonant oscillations of an electromagnetic field are excited in the oscillatory circuit.

new patent

Electronic measurement circuit


The electronic measurement circuit comprises a measurement sensor with two differential mounted capacitors each comprising a fixed electrode, and a common electrode arranged to move relative to the fixed capacitor electrode to alter the capacitive value when the physical parameter is measured. The circuit further comprises a first integrator unit connected to the common electrode for integrating charge received from the sensor, and comprising two integrators arranged to be connected alternately to the common electrode, a first comparator for comparing analogue output values from the first integrator unit, a second integrator unit for integrating charge received from the first integrator unit, a second comparator for comparing analogue output values from the second integrator unit, a switch circuit for switching different voltage values across the capacitors, and a feedback circuit for feeding a digital output signal from the first comparator to the switch circuit for controlling its operation, and an incremental calculation unit receiving digital output signals from the comparators and supplying a final digital output signal..
Em Microelectronic Marin S.a.


new patent

Dispensing device and battery package


A fluid dispensing device, a battery package for a fluid dispensing device, and a method of assembling a fluid dispensing device. The dispensing device has a housing defining a passage having an outlet, and fluid being dispensed through the passage and out of the outlet.
Kohler Co.


new patent

Engine start and battery support module


An engine start and battery support module (or a vehicle is provided that utilizes a bank of ultra capacitors (ucs) charged with or without running the vehicle's alternator to levels that support both engine starting assistance and hotel load support. The ucs' per-cell charge can be adjured and raided during periods of low temperatures and even higher during ultralow temperatures.
Ioxus, Inc.


new patent

Driving circuit for driving a capacitive load


Provided is a liquid discharging apparatus which includes a modulation circuit which generates a modulation signal which is obtained by pulse-modulating a source signal, a transistor which generates an amplified modulation signal by amplifying the modulation signal, a low pass filter which includes an inductor and a capacitor and generates a drive signal by smoothening the amplified modulation signal, a piezoelectric element which is displaced by receiving the drive signal, a cavity of which the internal volume changes in accordance with the displacement of the piezoelectric element, a nozzle through which liquid in the cavity is discharged in accordance with change in the internal volume of the cavity, and a circuit substrate on which the modulation circuit, the transistor, and the low pass filter are mounted, in which the capacitor is a leadless type capacitor.. .
Seiko Epson Corporation


new patent

Drive circuit for driving a capacitive load


A liquid discharge apparatus includes: a modulation circuit that generates a modulated signal by pulse-modulating a source signal; a transistor that amplifies the modulated signal to generate an amplified modulated signal; a low-pass filter that includes an inductor and a capacitor and smoothes the amplified modulated signal to generate a drive signal; a feedback circuit that returns the drive signal to the modulation circuit; a circuit board; a piezoelectric element that is displaced by application of the drive signal thereto. The circuit board has a first mounting surface and a second mounting surface.
Seiko Epson Corporation


new patent

Treatment device and medical system


A treatment device includes: an insertion portion inserted into a channel of an endoscope; a treatment section configured to perform treatment according to power supplied from a power source; a power reception electrode installed along an outer circumferential face of the insertion portion and configured to form a capacitor by capacitively coupling to a power transmission electrode that generates an electric field according to the power supplied from the power source on an outer circumferential face of the channel when the insertion portion is inserted into the channel; and a position restriction section that restricts a position of the insertion portion in the channel in a radial direction such that a distance between a center axis of the channel and a center axis of the insertion portion is equal to or smaller than a predetermined value.. .
Olympus Corporation


Printed circuit board


Various embodiments related to a printed circuit board in which a capacitor is embedded are described. The capacitor may include: a plurality of first conductive layers that have a plurality of first via holes; a plurality of second conductive layers that have a plurality of second via holes, wherein the first and second conductive layers are alternately arranged in turns; and a plurality of dielectric layers that are arranged between the first and second conductive layers.
Samsung Electronics Co., Ltd.


Monolithic complementary metal-oxide semiconductor (cmos) - integrated silicon microphone


Some embodiments relate to a manufacturing process that combines a mems capacitor of a microelectromechanical systems (mems) microphone and an integrated circuit (ic) onto a single substrate. A dielectric is formed over a device substrate.
Taiwan Semiconductor Manufacturing Co., Ltd.


Solid-state imaging device and camera system


A solid-state imaging device includes a pixel array with unit pixels each having a photoelectric conversion device arranged in a matrix. Column signal lines are wired with respect to one column in the pixel arrangement and pixels are regularly connected to the column signal lines in accordance with rows in which pixels are positioned.
Sony Corporation


Portable device and near field communication chip


In one embodiment, the antenna arrangement includes a primary antenna having a conductive sidewall; and a loop antenna disposed in and physically separated from the primary antenna. The loop antenna includes a first conductive loop and a capacitor electrically connected between ends of the first conductive loop..

Method and improving a load independent buffer


Described herein are apparatus, system, and method for reducing electrical over-stress of transistors and for generating an output with deterministic duty cycle for load independent buffers. The apparatus comprises a feedback capacitor electrically coupled between an input terminal and an output terminal of a buffer; and a switch, electrically parallel to the feedback capacitor and operable to electrically short the feedback capacitor in response to a control signal, wherein the switch causes a deterministic voltage level on the input terminal..

Drive circuit for driving a capacitive load


A liquid discharge apparatus includes: an modulation circuit that generates a modulated signal by pulse-modulating a source signal through self-oscillation; a transistor that amplifies the modulated signal to generate an amplified modulated signal; a low-pass filter that includes an inductor and a capacitor and smoothes the amplified modulated signal to generate a drive signal; a feedback circuit that allows the drive signal to return to the modulation circuit; a piezoelectric element that is displaced by application of the drive signal thereto; a cavity that is filled with a liquid inside and has an internal volume which changes when the piezoelectric element is displaced; and a nozzle that is provided to discharge the liquid inside the cavity in response to the change of the internal volume of the cavity. In this configuration, a self-resonant frequency of the capacitor is higher than a frequency of the self-oscillation..
Seiko Epson Corporation


Comparison circuit


A comparison circuit is provided which is capable of removing the influence of an offset voltage of a comparator in the comparison circuit and obtaining a highly accurate comparison/determination result even at a high temperature. The comparison circuit includes a comparator having a first input terminal inputted with a first input voltage through a first capacitor, a second input terminal inputted with a second input voltage through a second capacitor, and an output terminal; a first switch which has one end connected to the first input terminal and is turned on in a sample phase to set a voltage of the first input terminal as a voltage of the output terminal; a second switch which has one end connected to the second input terminal and is turned on in the sample phase to set a voltage of the second input terminal as a reference voltage; and a third switch which is turned on in a comparison phase to equalize voltages of the other end of the first switch and the other end of the second switch..
Sii Semiconductor Corporation


Amplifier with common-mode filter


A differential amplifier having a tunable filter is disclosed. The tunable filter may attenuate some common-mode signals while not affecting amplification of differential signals.
Qualcomm Incorporated


Method of discharging at least one electrical energy storage unit, in particular a capacitor, of an electrical circuit


Method of discharging at least one electrical energy storage unit of an electrical circuit (1), the electrical circuit (1) furthermore comprising a switching system (2) comprising a plurality of arms (3) each extending in parallel between a positive conductor (4) and a negative conductor (5) of a dc bus (7), each arm (3) comprising in series at least two switching cells (10), in which method, to discharge the capacitor (20, 40), a short-circuit between the positive conductor (4) and the negative conductor (5) of the dc bus (7) is produced in at least two of the arms (3) of the switching system (2) so as to allow the discharge current (idc) of the electrical energy storage unit to flow from said positive conductor (4) to said negative conductor (5).. .
Valeo Systemes De Controle Moteur


Power conversion apparatus


A power conversion apparatus includes a capacitor and a heat dissipation member for cooling the capacitor. The capacitor and the heat dissipation member are pressed in an arranging direction in which the capacitor and the heat dissipation member are arranged.
Denso Corporation


Converters for wind turbine generators


A wind turbine generator 1 supplies three-phase a.c. Current of variable voltage and variable frequency to two pairs of rectifiers 4a, 4b and 4c, 4d which generate respective d.c.
Vestas Wind Systems A/s


Power supply device


A power supply device includes: a rectifier having an input terminal connected to one end of a switching element configured to perform synchronous rectification; a coil having one end connected to an output terminal of the power supply device; and a second capacitor connected in series to a first capacitor, the first capacitor having one end grounded, the second capacitor having one end connected to a connection point between another end of the first capacitor and the one end of the coil, and the second capacitor having another end connected to an output terminal of the rectifier.. .
Shindengen Electric Manufacturing Co., Ltd.


Charge pump having ac and dc outputs for touch panel bootstrapping and substrate biasing


A charge pump that can be configured to operate in a first mode and a second mode is disclosed. The charge pump can comprise a charging capacitor coupled to a first node and configured to transfer a first dc voltage to the first node.
Apple Inc.


Capacitor discharge circuit for power supply emi filters


A discharging circuit for a power supply includes a rectifying circuit for coupling to an input filter capacitor coupled to an ac input voltage for providing a rectified ac voltage. A discharge resistor is coupled to the rectifying circuit, and a power switch and a discharging current source are coupled in series with the discharging resistor.
Shanghai Sim-bcd Semiconductor Manufacturing Co., Ltd.


Control device and totem-pole bridgeless pfc soft switch


Disclosed are a totem-pole bridgeless power factor correction (pfc) soft switch control device and method, wherein, the device includes a totem pole bridgeless pfc circuit, and the totem pole bridgeless pfc circuit includes at least two bridge arms connected in parallel between a first connecting point and a second connecting point: the first bridge arm includes two switches or diodes connected in serial in a same direction, the second bridge arm includes two switches that are connected in serial in the same direction, the totem pole bridgeless pfc circuit includes at least one pfc inductor, and further a filter capacitor and a load connected in parallel between the first connecting point and the second connecting point.. .
Zte Corporation


Inverter circuit with voltage limitation


The invention relates to an inverter circuit (80) which comprises first and second switching means (1, 2) that are connected, in an electrical path (10), in series to one another and parallel to a dc link capacitor (20). Said inverter circuit (80) also comprises an output (9) and two inputs (11, 12) which are each electrically-conductively connected to a pole of the dc link capacitor (20) and can each be connected to a pole of an energy store.
Robert Bosch Gmbh


Resonant inverter and switching power source unit


A resonance inverter includes a first coil provided between an input terminal and a switch element, a first capacitor provided between the drain and the source of the switch element, a second capacitor serially connected between the drain and the source of the switch element, and a second coil. A drain-source voltage of a switch element can be effectively lowered, by setting a serial resonance frequency based on the second coil and the second capacitor to a value higher than twice of a driving frequency, and lower than 2.75 times thereof..
Tdk Corporation


Power receiver control circuit for wireless power receiver apparatus


A control circuit is provided for a power receiver apparatus. A target voltage range setting unit sets an upper limit voltage vh and a lower limit voltage vl that define a target voltage range ref to be set for a rectified voltage vrect that develops across a smoothing capacitor.
Rohm Co., Ltd.


Dc power-supply device and refrigeration-cycle application device including the same


The dc power-supply device includes a rectifier circuit rectifying an alternating current, a reactor connected to an input or output side of the rectifier circuit, a first capacitor and a second capacitor serially connected between output terminals to a load, and a charging unit that selectively charges one or both of the first capacitor and the second capacitor. A ratio, to a period obtained by combining a charging period and a non-charging period of a pair of the first capacitor and the second capacitor, of the non-charging period, is controlled according to an operating condition of the load, to change a charging frequency of the first capacitor and the second capacitor based on the ratio, at the time of controlling an output voltage to the load..
Mitsubishi Electric Corporation


Adjustable cable voltage compensation for battery chargers


A battery charger controller is configured to add a compensation current in the feedback control loop such that the output voltage varies with the output current to compensate charging cable voltage drop. In some embodiments, the output voltage is also proportional to a compensation resistor.
Shanghai Sim-bcd Semiconductor Manufacturing Co., Ltd.


Inverter circuit and distributed power source system including the same


Provided are: a smoothing capacitor connected in parallel to the dc power source; a bridge circuit including switching elements for converting dc power to ac power, flywheel diodes connected in reversely parallel, and flywheel-and-separation diodes connected in series to the flywheel diodes and serving concurrently as flywheel and separation diodes; an interconnection reactor on an output side, provided on ac output lines connecting the bridge circuit and an ac power source; and a separation circuit for separating the smoothing capacitor and the interconnection reactor from each other during a flywheel period of the flywheel diodes. The separation circuit includes separation switching elements and the flywheel-and-separation diodes.
Tabuchi Electric Co., Ltd.


Power semiconductor device


A semiconductor substrate has a first surface and a second surface. A gate electrode has a part buried in a first trench.
Mitsubishi Electric Corporation


Multi-layer interconnected spiral capacitor


An upper planar capacitor is spaced above a lower planar capacitor by a dielectric layer. A bridged-post inter-layer connector couples the capacitances in parallel, through first posts and second posts.
Qualcomm Incorporated


Organic light emitting display apparatus


An organic light emitting display apparatus includes a base substrate, an active pattern disposed on the base substrate, a data line disposed on the base substrate, and a driving voltage line disposed on the base substrate. The active pattern includes a first transistor including a source area, a drain area and a channel.
Samsung Display Co., Ltd.


Light emitting device


A light emitting device is provided which can prevent a change in gate voltage due to leakage or other causes and at the same time can prevent the aperture ratio from lowering. A capacitor storage is formed from a connection wiring line, an insulating film, and a capacitance wiring line.
Semiconductor Energy Laboratory Co., Ltd.


Semiconductor device


A semiconductor device having a high aperture ratio and including a capacitor capable of increasing the charge capacity is provided. A semiconductor device includes a transistor over a substrate, a first light-transmitting conductive film over the substrate, an oxide insulating film covering the transistor and having an opening over the first light-transmitting conductive film, a nitride insulating film over the oxide insulating film and in contact with the first light-transmitting conductive film in the opening, a second light-transmitting conductive film connected to the transistor and having a depressed portion in the opening, and an organic resin film with which the depressed portion of the second light-transmitting conductive film is filled..
Semiconductor Energy Laboratory Co., Ltd.


Semiconductor device and manufacturing the same


An object is to provide a display device with high productivity by reducing the number of masks and the number of steps. Another object is to provide a display device with high yield.
Semiconductor Energy Laboratory Co., Ltd.


Memory cells


A memory cell includes a select device and a capacitor electrically coupled in series with the select device. The capacitor includes two conductive capacitor electrodes having ferroelectric material there-between.
Micron Technology, Inc.


Semiconductor devices including sealing regions and decoupling capacitor regions


Semiconductor devices may include an internal circuit, a sealing region surrounding the internal circuit, and a decoupling capacitor region in the sealing region. The decoupling capacitor region may include decoupling capacitors.
Samsung Electronics Co., Ltd.


Semiconductor modules and methods of forming the same


Electronic modules, and methods of forming and operating modules, are described. The modules include a capacitor, a first switching device, and a second switching device.
Transphorm Inc.


Ac line powered relay driving circuits


Disclosed are exemplary embodiments of relay drive circuits. In an exemplary embodiment, a relay drive circuit generally includes a first diode, a second diode, a third diode, a first transistor, a second transistor, a first capacitor, and a second capacitor.
Emerson Electric Co.


Titanium oxide-based supercapacitor electrode material and manufacturing same


A titanium oxide-based supercapacitor electrode material and a method of manufacturing same. A reactive substance of the titanium oxide-based supercapacitor electrode material is a conductive titanium oxide.
Shanghai Institute Of Ceramics, Chinese Academy Of Sciences


Capacitor unit with high-energy storage


The present invention provides a capacitor unit with high-energy storage which includes an electrolyte, a positive electrode, and a negative electrode. The electrolyte includes an electrically conductive polymer composition.
Apaq Technology Co., Ltd.


Process for manufacturing an alkaline-based hybrid supercapacitor type battery, battery obtained by this process and process for recycling an anode material of an alkali-ion battery


A process is provided for manufacturing an alkaline-based hybrid supercapacitor type battery, to an alkaline-based hybrid supercapacitor type battery, and to a process for recycling a negative electrode of an alkali-ion battery. The process for manufacturing the alkaline-based hybrid supercapacitor type battery comprises forming a negative electrode a from an electrode material b originating from a used alkali-ion battery having lost at least some of its initial capacity.
Commissariat A L'energie Atomique Et Aux Energies Alternatives


Hybrid capacitor with enhanced reliability


An improved hybrid capacitor is described. The hybrid capacitor comprises an anode with a dielectric thereon and a cathode.
Kemet Electronics Corporation


Electrolyte material formulation, electrolyte material composition formed therefrom and use thereof


Wherein a, x, b1, b2, r1 to r3, q and w are defined as those recited in the specification, and the monomer (b) is in an amount of about 1 part by weight to about 800 parts by weight and the polymerizable compound (c) is in an amount of about 1 part by weight to about 10000 parts by weight based on 100 parts by weight of the monomer (a). The present invention further provides an electrolytic material composition obtained by the polymerization of the aforementioned electrolytic material formulation.

Multilayer feedthrough capacitor


An element body includes principal surfaces opposing each other in a first direction, first side surfaces opposing each other in a second direction perpendicular to the first direction, and second side surfaces opposing each other in a third direction perpendicular to the first and second directions. A length in the first direction of the element body is smaller than a length in the second direction of the element body and a length in the third direction of the element body.
Tdk Corporation


Ceramic material and capacitor comprising the ceramic material


A ceramic material for capacitors using multilayer technology of formula (i): pb(1−1.5a)aabb(zr1−xtix)(1−c−d−e−f)cesic03+y.pbo wherein a is selected from the group consisting of la, nd, y, eu, gd, tb, dy, ho, er and yb; c is selected from the group consisting of ni and cu; and 0<a<0.12, 0.05≦x≦0.3, 0≦c<0.12, 0.001<e<0.12 and 0≦y<1.. .
Epcos Ag


Multilayer capacitor


A length in a first direction of an element body is smaller than a length in a second direction of the element body and smaller than a length in a third direction of the element body, the second direction being perpendicular to the first direction, the third direction being perpendicular to the first and second direction. A difference between a maximum thickness and a minimum thickness of a first electrode portion is smaller than a difference between a maximum thickness and a minimum thickness of a second electrode portion.
Tdk Corporation


Multilayer capacitor


A length in a first direction of the element body is smaller than a length in a second direction of the element body and smaller than a length in a third direction of the element body, the second direction being perpendicular to the first direction, the third direction being perpendicular to the first and second direction. Each of a first terminal electrode and a second terminal electrode includes a sintered conductor layer formed on the element body, a first plated layer formed on the sintered conductor layer, and a second plated layer formed on the first plated layer.
Tdk Corporation


Multilayer capacitor


A multilayer ceramic capacitor includes a capacitor body and first to fourth outer connectors. The capacitor body includes dielectric layers and conductor layers, first and second principal surfaces facing each other in a height direction, first and second side surfaces facing each other in a length direction, and third and fourth side surfaces facing each other in a width direction.
Murata Manufacturing Co., Ltd.


Cog dielectric composition for use with nickel electrodes


Multilayer ceramic chip capacitors which satisfy cog requirements and which are compatible with reducing atmosphere sintering conditions so that non-noble metals such as nickel and nickel alloys may be used for internal and external electrodes are disclosed. The capacitors exhibit desirable dielectric properties (high capacitance, low dissipation factor, high insulation resistance), excellent performance on highly accelerated life testing, and very good resistance to dielectric breakdown.
Ferro Corporation


Low temperature multilayer dielectric film for passivation and capacitor


The present disclosure generally relates to capacitors having a multilayer dielectric material between two electrodes. The multilayer dielectric material can have a small thickness with little to no breakdown strength reduction.
Applied Materials, Inc.


Semiconductor device and electronic device


A semiconductor device capable of generating a signal (e.g., a potential signal or a current signal) suitable for usage environment or a purpose. The semiconductor device includes a first memory circuit, a first circuit, and a second memory circuit.
Semiconductor Energy Laboratory Co., Ltd.


Setting of reference voltage for data sensing in ferroelectric memories


A method of setting the reference voltage for sensing data states in integrated circuits including ferroelectric random access memory (fram) cells of the one-transistor-one capacitor (1t-1c) type. In an electrical test operation, some or all of the fram cells are programmed to a particular polarization state.
Texas Instruments Incorporated


Pixel unit driving circuit and method thereof, pixel unit and display apparatus


A pixel unit driving circuit and a method thereof, a pixel unit and a display apparatus can improve uniformity in the brightness of an oled panel. The pixel unit driving circuit includes a driving thin film transistor, a matching thin film transistor, a signal-erasing thin film transistor, a charging control unit, a driving control unit and a storage capacitor, wherein a gate of the driving thin film transistor is connected with a high level output terminal of a driving power supply via the charging control unit, a source thereof is connected with the high level output terminal of the driving power supply, and a drain thereof is connected with an anode of an oled; a gate and a source of the matching thin film transistor are connected with a data line via the charging control unit, and a drain thereof is connected with a second end of the storage capacitor..
Chengdu Boe Optoelectronics Technology Co., Ltd.


Pixel driver circuit, display panel and driving method therefor


A pixel driver circuit including a first transistor, second transistor, third transistor, fourth transistor, first capacitor, second capacitor, and organic light-emitting diode is provided. A drain of the second transistor is coupled to a cathode of the organic light-emitting diode, and an anode of the organic light-emitting diode is couple to a power line.
Shenzhen China Star Optoelectronics Technology Co. Ltd.


Display device and electronic apparatus


A display panel including pixels disposed on a substrate, where each of the pixels includes a light emitting element, and a capacitor. The capacitor of a first one of the pixels is partially overlapped, in a vertical direction, by respective pixel areas of two of the pixels.
Sony Corporation


Pixel driving circuit and pixel driving organic light-emitting diode


The present invention provides a pixel driving circuit and a pixel driving method of an organic light emitting diode, the pixel driving circuit comprises: a first transistor (t1), a second transistor (t2), a third transistor (t3), a fourth transistor (t4), a fifth transistor (t5), a sixth transistor (t6), a storage capacitor (c1) and an organic light-emitting diode (oled); which also comprises a scanning control terminal (scan), a data signal terminal (data), a constant current source (iref), a control light emitting signal terminal (em), a power supply voltage (vdd) and a power supply negative electrode (vss); the first transistor (t1) is a driving transistor. The present invention uses 6t1c compensation circuit to compensate the threshold voltage of the driving transistor of each pixel, grabbing the threshold voltage through the constant current source, and the data writing and the threshold voltage (vth) grabbing are simultaneous, which effectively compensate the threshold voltage (vth) variation of the driving transistor, improving the display quality..
Shenzhen China Star Optoloelectronis Technology Co., Ltd.


Pixel circuit and display device including the same


A pixel circuit and a display device including the pixel circuit are disclosed. In one aspect, the pixel circuit includes an organic light-emitting diode (oled) including a first terminal electrically connected to a first node and a second terminal electrically connected to a ground voltage.
Samsung Display Co., Ltd.


Amoled pixel circuit and driving method


An amoled pixel circuit and driving method are disclosed. The amoled pixel circuit comprises a first transistor(t1), a second transistor(t2), a third transistor(t3), a fourth transistor(t4), a fifth transistor(t5), a sixth transistor(t6), a seventh transistor(t7), an eighth transistor(t8), a first capacitor(c1), a second capacitor(c2), a current source and a light-emitting device(oled).
Boe Technology Group Co., Ltd.






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