|| List of recent Capacitor-related patents
|Slurry composition, ceramic green sheet, and multi layer ceramic capacitor|
In an amount of 30% or more relative to the total molar amount of all acetalized structural units in a molecule, 10 to 1000 ppm of 2-methyl propanoic acid relative to the polyvinyl acetal resin and an organic solvent.. .
|Optimizing isolation and insertion loss of a radio frequency single-pole-double-throw switch|
A single pole double throw (spdt) switch is fabricated on an integrated circuit (ic) and may comprise two radio frequency (rf) switching devices each having a separate dc blocking capacitor coupled between respective rf switching devices and a common node. A dc connection is provided between the two rf switching devices with a thin electrically conductive line.
|Communications connector with improved contacts|
A network cable jack includes a printed circuit board (pcb) for balancing both inductive and capacitive coupling. Using a pcb allows compact trace paths to be formed without significantly increasing manufacturing costs.
|Plasma processing apparatus and plasma processing method|
Advantages of a conventional upper electrode dc power applying manner can be maintained and disadvantages of the upper electrode dc power applying manner can be removed. In a capacitively coupled plasma processing apparatus, a first high frequency power rfh for plasma generation and a second high frequency power rfl for ion attraction are overlapped with each other to be applied to a susceptor (lower electrode) 16.
|Semiconductor devices and methods of fabricating the same|
Provided are semiconductor devices and methods of fabricating the same. The methods may include forming a molding layer on a semiconductor substrate.
|Display device and method for manufacturing the same|
A display device includes a substrate; a gate wire including a gate electrode and a first capacitor electrode formed on the substrate; a gate insulating layer formed on the gate wire; a semiconductor layer pattern formed on the gate insulating layer, and including an active region overlapping at least a part of the gate electrode and a capacitor region overlapping at least a part of the first capacitor electrode; an etching preventing layer formed on a part of the active region of the semiconductor layer pattern; and a data wire including a source electrode and a drain electrode formed over the active region of the semiconductor layer from over the etching preventing layer, and separated with the etching preventing layer therebetween, and a second capacitor electrode formed on the capacitor region of the semiconductor layer.. .
|Liquid crystal display device having touch sensor embedded therein, method for driving the same, and method for fabricating the same|
Disclosed is a liquid crystal display device having touch sensors embedded therein. The liquid crystal display device includes a liquid crystal layer interposed between upper and lower substrates, pixels, each of which includes pixel and common electrodes applying a horizontal electric field to the liquid crystal layer, a pixel thin film transistor to drive the pixel electrode, and a common thin film transistor to drive the common electrode, touch sensors, each of which forms a sensing capacitor between an object and the common electrode, sensor power lines, readout lines, and sensor gate lines.
|Method for manufacturing electrode, electrode manufactured according to the method, supercapacitor including the electrode, and rechargable lithium battery including the electrode|
Disclosed are a method for manufacturing an electrode including mixing at least two electrode materials selected from a carbon material, a metal oxide precursor, and a conductive polymer with a solvent to prepare a mixture, coating the mixture on a current collector, and radiating ipl (intense pulsed light) on the mixture coated on the current collector, the electrode manufactured according to the method, and a supercapacitor and rechargeable lithium battery including the electrode.. .
A charging station performs communications by use of a superimposing/separating unit configured by connecting a capacitor, a coupling transformer and a capacitor to branch lines branching out respectively from a control cable and a grounded cable. An electric vehicle performs communications by use of a superimposing/separating unit configured by providing a coupling transformer to the control cable.
|Single wire analog output sensor architecture|
A analog integrated sensor device has an interface with only a single ground line and a single signal line configured to receive power and output an analog value. A power capacitor is coupled between the ground line and the single signal line.
|Ultrasensitive ratiometric capacitance dilatometer and related methods|
An ultrasensitive ratiometric capacitance dilatometer and related methods are described. The dilatometer provides a capacitance measurement based on a ratiometric capacitance, or the capacitance ratio measured between two or more parallel plate capacitors of the dilatometer.
|Power supply brownout protection circuit and method for embedded fram|
Corruption of data in a fram (2) is avoided by applying a regulated voltage (vldo) to a conductive pin (5-1). A switch (sw1) is coupled between the conductive pin and a power terminal of the fram so a fram supply voltage (vfram) is equal to the regulated voltage when the switch is closed.
A three-level converter includes at least one phase bridge arm, each including an upper-half and a lower-half bridge arm circuit modules. The upper-half bridge arm circuit module includes a first and a second switch units that are in series connection, and a first diode unit.
|Power conversion device|
An inexpensive and space-saving power conversion device is provided which can eliminate a high-cost and large reactor like a buffer reactor. A device includes multiple switching elements 21u, 21x performing conversion between dc and ac upon switching, a unitary unit c including the switching elements 21u, 21x, and a capacitor 30, and unit arms 10p, 10n each including at least one unitary unit c.
|Auxiliary resonant apparatus for llc converters|
A resonant tank comprises a series resonant inductor coupled to a switching network and a transformer, a series resonant capacitor coupled to the switching network and the transformer, a first parallel inductor implemented as a magnetizing inductance of the transformer, a second parallel inductor implement as a separate inductor, wherein a first inductance of the first parallel inductor is greater than a second inductance of the second parallel inductor and a switch connected in series with the second parallel inductor.. .
|Switching power supply device|
In a switching power supply device, a voltage of a counter electromotive force induced in a drive winding as a high side switching element is turned off is output to a zt terminal of a switching control ic, and thus an out terminal of the switching control ic is brought to a high level, and thus a low side switching element is turned on. A constant current circuit charges a capacitor with a constant current through a voltage at the out terminal.
A resonant tank comprises a resonant inductor coupled to a switching network and a transformer, a resonant capacitor coupled to the switching network and the transformer, a first parallel inductor implemented as a magnetizing inductance and a second parallel inductor implement as a separate inductor, wherein a first inductance of the first parallel inductor is greater than a second inductance of the second parallel inductor.. .
Disclosed herein is a tantalum capacitor capable of improving equivalent series resistance (esr) characteristic by increasing the bond between a tantalum wire and a tantalum powder. The tantalum capacitor according to the present invention includes: a tantalum wire; a tantalum powder having embedded a front end of the tantalum wire and then being sintered; and a rough part formed on a surface of the tantalum wire so as to strengthen a bond between the tantalum wire and the tantalum powder..
|Electrochemical energy storage device with flexible metal current collector|
Electrochemical energy storage devices such as electric double layer capacitors include a flexible metal contact current collector establishing electrical contact with a conductive housing at numerous contact points. The flexible current collector simplifies manufacturing of the device and avoids laser welding on the conductive housing.
|Multilayer ceramic capacitor|
A multilayer ceramic capacitor includes ceramic grains forming a dielectric layer of the multilayer ceramic capacitor, which ceramic grains contain a coarse ceramic grain spr having a coarse grain size dcoa that satisfies the condition of tmin dcoa tmax where tmax is the maximum thickness of the dielectric layer and tmin is the minimum thickness of the dielectric layer. The multilayer ceramic capacitor is capable of inhibiting deterioration of capacitance and capacity-temperature characteristics even when the internal electrode layer is made thin..
|Multi layer smectite capacitor (mlsc)|
Multilayer smectite capacitor (mlsc) provided with a new dielectric film, and a first electric and second electrode formed sandwiching it and facing each other, wherein has dielectric film. The dielectric film in this capacitor is smectite, and either or both of said first electrode and second electrode contain at least one metal selected from group consisting of cu, ni.
|Protection circuit and electronic device using the same|
An exemplary protection circuit is provided to provide a controlled, latency-free, steady voltage. The circuit includes a switch module, an induction, a response module, a protection chip, and a sequence controller.
|Vertical alignment liquid crystal display device and method for driving same|
A vertical alignment liquid crystal display device (va-lcd) includes a display panel. The display panel includes a plurality of pixels.
|Conductive film, manufacturing method thereof, and touch screen having the same|
A conductive film includes a substrate, a first matrix layer, a first conductive layer, a second matrix layer, and a second conductive layer. The substrate includes a first surface and an oppositely arranged second surface.
|Photoelectric conversion apparatus and imaging system|
The present invention provides a photoelectric conversion apparatus capable of preventing dark current noise due to a leakage current of a transistor and improving the signal-to-noise ratio. A photoelectric conversion apparatus includes a pixel which in turn includes a photoelectric conversion element adapted to convert light into an electric charge, buffers whose input terminals are connected to an output terminal of the photoelectric conversion element and which buffer a voltage corresponding to the electric charge of the photoelectric conversion element, a capacitor whose first electrode is connected to an output terminal of the photoelectric conversion element, a first switch connected between a second electrode of the capacitor and output terminals of the buffers, and a second switch connected between the second electrode of the capacitor and a fixed voltage node..
|Display device and driving method thereof|
A display device includes: a plurality of pixels, each of the pixels including: a switching transistor; a relay transistor; a first capacitor; a driving transistor; and an organic light emitting diode (oled). The oled emits light according to a driving current from a first power source voltage, and a light emitting period for the oled is one of a first light emitting period that is not temporally overlapped with a scan period in which data are written to the pixels or a second light emitting period that is temporally overlapped with the scan period.
|Driving method of semiconductor device|
A highly reliable semiconductor device and a method for driving the highly reliable semiconductor device is provided. In a semiconductor device in which a light-transmitting storage capacitor having a mos capacitor structure is provided and a light-transmitting semiconductor film functioning as one electrode of the storage capacitor is electrically connected to a capacitor line, a shift of a threshold voltage of the storage capacitor in the positive direction is suppressed in a period during which an image is not displayed.
|Nfc antenna using dual resonance technical field|
The present invention is disclosed to provide an nfc antenna using dual resonance, wherein a closed circuit is formed by a capacitor and a loop antenna, and a relay unit is attached to a portable wireless terminal that forms a resonance to a predetermined frequency signal mutually transmitted between a portable wireless terminal reader and an nfc chip, and in the course of communicating between the nfc chip and the reader, the relay unit relays a signal transmitted by the reader to an nfc antenna unit, and the nfc chip relays a signal transmitted through the nfc antenna unit to the reader to thereby increase a recognition distance capable of obtaining predetermined information.. .
|Electronic device with capacitively loaded antenna|
An electronic device may have an antenna for providing coverage in wireless communications bands of interest such as a low frequency communications band, a middle frequency communications band, and a high frequency communications band. Slot structures in the antenna that might reduce efficiency in the high frequency communications band may be avoided by capacitively loading the antenna and omitting meandering paths in the antenna.
|Balanced signal processing circuit and analog-digital conversion circuit|
A balanced signal processing circuit includes: a comparator; a first capacitor having a first end connected to a non-inverting input terminal of the comparator; a second capacitor having a first end connected to an inverting input terminal of the comparator; a first switch configured to apply a voltage signal to the first end of the first capacitor; a second switch configured to apply a voltage signal to the first end of the second capacitor; an operation state detection section configured to detect an operation state of the comparator; and an offset voltage correction section configured to apply a predetermined offset voltage to a second end of the first capacitor and a second end of the second capacitor when the operation state detection section detects an abnormal operation state of the comparator.. .
|4n+1 level capacitive dac using n capacitors|
A digital-to analog converter (dac) of the charge transfer type for use in a sigma delta modulator, includes a capacitor switch unit operable to generate a 4n+1 output levels, comprising: a plurality of second switching units for coupling first terminals of a plurality of reference capacitor pairs with either a positive or a negative reference signal; wherein the second terminals of the plurality of reference capacitor pairs are coupled in parallel, respectively; wherein for even transfers a single switching combination is provided to achieve linearity and wherein for odd transfers an average of different switching combinations is provided to achieve linearity; wherein an even transfer is when an input of the dac is even and an odd transfer is when an input to the dac is odd.. .
|Multi-level capacitive dac|
A digital-to analog converter (dac) of the charge transfer type can be used in a sigma delta modulator for generating n output levels, wherein an output level is defined by a respective amount of charge transferred by the dac. The dac has a first capacitor switch unit receiving a reference voltage and a first digital input value to transfer first output charges, at least one second capacitor switch unit receiving the reference voltage and a second digital input value, wherein an output of the second capacitor switch unit is coupled in parallel with an output of the first capacitor switch unit to generate a sum of first and second transferred output charges; and a sequencer controlling switches of the first and second capacitor switch units wherein switching sequences according to individual first and second digital input values are provided for every dac input value to generate the n output levels..
|Successive-approximation-register (sar) analog-to-digital converter (adc) attenuation capacitor calibration method and apparatus|
A fixed capacitor is coupled between a top plate of an attenuation capacitor and a variable voltage reference. The error in the attenuation capacitor may be calibrated out with the variable voltage reference and the fixed correction capacitor.
|Force sensing input device|
User input is accepted by a force sensing resistor (“fsr”) assembly, a force sensing capacitor (“fsc”) or both. The fsr or fsc assemblies may be located within an input device, such as behind a device exterior, display, and so forth.
|Monolithic clock generator and timing/frequency reference|
A periodic signal generator includes a resonant lc tank circuit that generates a periodic reference signal at a first frequency at a differential output thereof. A temperature-responsive frequency compensation module is electrically coupled to the differential output of the resonant lc tank circuit.
|Voltage controlled oscillator band-select fast searching using predictive searching|
A method, an apparatus, and a computer program product are provided. The apparatus tunes a frequency provided by a vco.
|Circuit for providing a flat gain response over a selected frequency range and method of use|
An integrated circuit is disclosed. The integrated circuit includes an amplifier and a capacitor array coupled to the amplifier.
|Amplifiers with inductive degeneration and configurable gain and input matching|
Amplifiers with inductive degeneration and configurable gain and input matching are disclosed. In an exemplary design, an apparatus includes a gain transistor, an inductor, and an input matching circuit for an amplifier.
|Amplifier, a residue amplifier, and an adc including a residue amplifier|
An amplifier, comprising: an input node; an output node; a gain stage having a gain stage inverting input, a gain stage non-inverting input and a gain stage output; a feedback capacitor connected in a signal path between the gain stage output and the gain stage inverting input; a sampling capacitor connected between the input node and the gain stage non-inverting input, and a controllable impedance in parallel with the feedback capacitor, wherein the controllable impedance is operable to switch between a first impedance state in which it does not affect current flow through the feedback capacitor, and a second impedance state in which it cooperates with the feedback capacitor form a bandwidth limiting circuit.. .
|Generating negative impedance compensation|
Apparatuses for generating negative impedance compensation are provided. Embodiments include a differential amplifier having a first output and a second output; a capacitor coupled between the first output and the second output of the differential amplifier; a first negative impedance cross-coupled circuit having a first output and a second output; and a resistance control circuit coupled in series between the first output and the second output of the differential amplifier and the first output and the second output of the first negative impedance cross-coupled circuit..
|Variable gain amplifier|
According to an embodiment, a variable gain amplifier includes a differential transistor pair including a first and second transistor. A variable resistor for setting a gain is connected between electrodes the transistor pair.
|Integrated high voltage isolation using low value capacitors|
High voltage rated isolation capacitors are formed on a face of a primary integrated circuit die. The isolation capacitors ac couple the primary integrated circuit in a first voltage domain to a second integrated circuit in a second voltage domain.
|Method and apparatus for generating regulated isolation supply voltage|
High voltage rated isolation capacitors of inductors are formed on a face of a primary integrated circuit die. The isolation capacitors or inductors ac couple the primary integrated circuit in a first voltage domain to a second integrated circuit in a second voltage domain.
|Systems and methods for providing low-pass filtering|
A low-pass filter circuit is described. The low-pass filter circuit includes a pseudo-resistor.
|Apparatus for controlling comparator input offset voltage|
An apparatus to remove an input offset voltage of a comparator circuit includes an input voltage offset capacitor, control logic to charge and discharge the capacitor to provide an offset cancelation voltage. The offset cancellation voltage removes the input offset voltage of the comparator dependent upon an output of the comparator circuit.
A circuit with a sampling network may include a pair of capacitors, where each of the capacitors has a first node and a second node; a first pair of switches communicatively coupling corresponding differential input voltage signals to the first node of each of the capacitors; and a second pair of switches communicatively coupling the second node of each of the capacitors to a common mode voltage source. Corresponding differential output voltage signals at the second node of each of the capacitors may be communicatively coupled using a differential switch.
|Capacitance-to-voltage interface circuits|
A capacitance-to-voltage interface circuit is utilized to obtain a voltage corresponding to a detected capacitance differential, which may be associated with the operation of a capacitive sensing cell. The interface circuit includes a capacitive sensing cell, an operational amplifier adapted for selective coupling to the capacitive sensing cell, a feedback capacitor for the operational amplifier, a load capacitor for the operational amplifier, and a switching architecture associated with the capacitive sensing cell, the operational amplifier, the feedback capacitor, and the load capacitor.
|Nmr probe head with variable rf resonant circuit capacitor which can be adjusted in steps via a piezo-electric actuator|
An nmr probe head has a capacitor with a dielectric (5), which surrounds a cavity (15) in which a capacitor piston (7) is disposed. A sliding bush (9) has a through hole (16) in which a piston operating rod (8) extends.
|Inductive sensor with demodulator|
A transconductor converts voltage on an inductive sensor to a proportional current using two “coupling” capacitors. Responsive to movement of an electrically conductive target from the null position a resonant current is formed between the two sensor coils.
|Drive enhancement in switch driver circuitry|
A driver circuitry includes a capacitor, a first switch, and a second switch. The capacitor includes a first node and a second node.
|Low drop out voltage regulator|
A low drop out voltage regulator comprising: a transistor having an input node, an output node, and a control node; a differential amplifier having an output connected to the control node of the transistor and having a first input node; and a feedback capacitor connected between the output node of the transistor and the first input of the differential amplifier, wherein a voltage at the output of the transistor is dependent on a charge across the feedback capacitor.. .
|Resonant commutation system for exciting a three-phase alternator|
An alternator has a field coil that produces a magnetic field which induces electricity in a coil arrangement. A field coil excitation system includes a generator with an output coil assembly for producing alternating electricity.
|Apparatus, method and article for authentication, security and control of portable charging devices and power storage devices, such as batteries|
A network of collection, charging and distribution machines collect, charge and distribute portable electrical energy storage devices (e.g., batteries, supercapacitors or ultracapacitors). To charge, the machines employ electrical current from an external source, such as the electrical grid or an electrical service of an installation location.
|Motor control unit|
A motor control unit includes: a microcomputer that outputs a motor control signal; a driving circuit that supplies driving electric power to the motor based on the motor control signal; and a capacitor provided at an intermediate portion of a power supply line that connects the driving circuit and a driving power supply to each other. The microcomputer carries out electric discharge from the capacitor by supplying electric power generated by electric charges stored in the capacitor to the motor such that torque is generated by the motor and an angular velocity of the motor becomes less than or equal to a prescribed angular velocity, with torque transmission between the motor and the wheel interrupted by the clutch after a driving relay is turned off..
|Semiconductor light source lighting circuit and vehicular lamp|
A semiconductor light source lighting circuit includes a voltage step-down unit configured to generate a drive voltage lower than an input voltage by turning on or off a first switching element in a voltage step-down mode, a voltage step-up unit configured to generate the drive voltage higher than the input voltage by turning on or off a second switching element in a voltage step-up mode, and a controller. The controller includes a charge pump unit configured to repeat charging from the drive voltage to a second capacitor and discharging from the charged second capacitor to the first capacitor in the voltage step-up mode, and a switch drive unit configured to apply a voltage higher than the voltage at the other end of the first switching element to the control terminal of the first switching element by using a voltage of the charged first capacitor..
|Methods and systems for reducing conducted electromagnetic interference|
An emi filter is described. The filter includes an input, an output, first and second line-side x capacitors, and a line-side y capacitor.
|Solar photovoltaic systems|
We describe a photovoltaic (pv) power generation system comprising at least two pv panels and a power conditioning unit. The dc power outputs of the pv panels are connected in parallel to a dc power input of the power conditioning unit.
|Universal power supply system with load isolating and voltage enhance device|
This invention relates to power supply system having recharging unit with load isolation and its method of operation. The power supply unit has one or more energy storage device and such energy storage device is of low voltage rating when compared with the operating voltage of the load.
|Semiconductor device and method of forming embedded conductive layer for power/ground planes in fo-ewlb|
A semiconductor device has a first conductive layer and a semiconductor die disposed adjacent to the first conductive layer. An encapsulant is deposited over the first conductive layer and semiconductor die.
|Method and apparatus for constructing an isolation capacitor in an integrated circuit|
At least one high voltage rated isolation capacitor is formed on a face of a primary integrated circuit die. The isolation capacitor ac couples the primary integrated circuit in a first voltage domain to a second integrated circuit in a second voltage domain.
|Stack capacitor structure and manufacturing method thereof|
The present invention provides a stack capacitor structure and a manufacturing method thereof, adapted for a random access memory. The stack capacitor structure is formed on a semiconductor substrate.
An embodiment metal-insulator-metal (mim) capacitor includes a gate stack disposed upon an insulation layer, the gate stack including a gate metal, the gate metal serving as a bottom electrode, a dielectric layer disposed upon the gate stack, and a top metal layer disposed upon the dielectric layer, the top metal serving as a top electrode.. .
|Filter and capacitor using redistribution layer and micro bump layer|
An integrated circuit package includes a die. An electrically conductive layer comprises a redistribution layer (rdl) in the die, or a micro-bump layer above the die, or both.
|Semiconductor device having integrated passive device and process for manufacturing the same|
The present invention relates to a semiconductor device and a process for fabricating the same. In one embodiment, the semiconductor device includes a substrate and a plurality of integrated passive devices.
|Switched capacitor structure|
A capacitor structure comprising semiconductor substrate and a matrix of capacitor units formed over the semiconductor substrate each capacitor unit. The matrix includes an interior structure comprised of one or more vertical plates, each vertical plate of the interior structure formed from a plurality of conductive portions connected vertically to each other, an exterior structure comprised of one or more vertical plates, each vertical plate of the exterior structure formed from a plurality of conductive portions connected vertically to each other, the exterior structure substantially encompassing the interior structure, and insulative material separating the interior and exterior structures.
|Contact structure and semiconductor memory device using the same|
A semiconductor memory device includes a substrate having thereon a memory array region and a periphery circuit region. A first dielectric layer covers the memory array region and the periphery circuit region on the substrate.
|Dc/ ac dual function power delivery network (pdn) decoupling capacitor|
Some implementations provide a semiconductor device that includes a first substrate, a die coupled to the first substrate, and a set of solder balls coupled to the first substrate. The set of solder balls is configured to provide an electrical connection between the die and a second substrate.
|Metal-oxide-metal (mom) capacitor with enhanced capacitance|
A particular metal-oxide-metal (mom) capacitor device includes a conductive gate material coupled to a substrate. The mom capacitor device further includes a first metal structure coupled to the conductive gate material.
|Semiconductor device and method of manufacturing same|
A technique for enhancing the performance of a memory- and logic-equipped semiconductor device is provided. The semiconductor device comprises a semiconductor substrate, and insulating layer on the semiconductor substrate, a plurality of contact plugs in the insulating layer, and an insulating layer where capacitors, a plurality of contact plugs, barrier metal layers and copper interconnections are formed.
|Analog-to-digital converter and solid-state imaging device|
An adc includes a comparator and first and second amplifier circuits including a fully-differential operational amplifier. The comparator converts an analog signal output from the operational amplifier into digital data.