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Capacitor

Capacitor-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Mounting aid and method for mounting electrical components on a printed circuit board
September 13, 2018 - N°20180263121

What is described is a mounting aid for mounting electrical components, in particular electrolytic capacitors or chokes, on a printed circuit board, said mounting aid comprising a body, which has compartments for receiving the electrical components, wherein the compartments have a base with openings for the insertion of connection wires of the electrical components, and metal parts fastened to the ...
Electronic converter and lighting system comprising such a converter
September 13, 2018 - N°20180263090

An electronic converter allows a power transfer from an ac voltage source, connected between an input terminal and a common terminal, to a load connected between an output terminal and a reference terminal, the ac voltage including positive alternations interspersed with negative alternations at a first frequency. The converter includes an input inductance connected to the input terminal; an output ...
Ac light emitting diode and ac led drive methods and apparatus
September 13, 2018 - N°20180263087

An led lighting system for use with ac voltage power source configured such that a driver, and led circuit is combined, the driver having an input of a first ac voltage and first frequency and an output of a second voltage and frequency delivered to the led circuit. Embodiments include the led circuit, driver and at least one capacitor mounted ...
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Sensor device
September 13, 2018 - N°20180262204

A sensor device includes an a/d converter including an adder that computes a difference between an analog input signal and a predicted value, the adder includes a capacitive adder defined by a series circuit including a capacitive charge output device and a capacitor. A capacitive component in the charge output device defines a portion of the capacitance of the ...
Driver interface methods and apparatus for switch-mode power converters, switch-mode power amplifiers, and other switch-based ...
September 13, 2018 - N°20180262192

A driver interface for a switch-based circuit includes an ac coupling capacitor, a first diode or a first series of diodes, and a second diode or a second series of diodes connected in series with the first diode or first series of diodes but with an opposing polarity. The ac coupling capacitor removes a dc voltage from an input bi-level ...
Integrated bootstrap high-voltage driver chip and technological structure thereof
September 13, 2018 - N°20180262186

Parasitic high-voltage diodes implemented by integration technology in a high-voltage level shift circuit are used for charging a bootstrap capacitor cb, wherein a power supply end of the high voltage level shift circuit is a high-side floating power supply vb, and a reference ground is a floating voltage pgd that is controlled by a bootstrap control circuit. A first parasitic ...
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High gain rf power amplifier with negative capacitor
September 13, 2018 - N°20180262170

A radio frequency (rf) power amplifier circuit includes an input and an output. A power amplifier transistor has a first terminal connected to the input, a second terminal connected to the output, and a third terminal defined by a degeneration inductance.
Psc motor having multiple speed and voltage configurations
September 13, 2018 - N°20180262147

A permanent split capacitor (psc) motor includes a stator defining an axis of rotation and a rotor disposed adjacent the stator. The stator includes a start winding, a capacitor electrically coupled in series with the start winding, a first plurality of windings, and a second plurality of windings.
Switched reluctance motor modeling method
September 13, 2018 - N°20180262134

A switched reluctance motor modeling method, which is applicable to switched reluctance motors of various phase numbers. A variable resistor (rmp) formed by four operational amplifiers (u1, u2, u3, u4), three current conveyors (u5, u6, u7), a digital potentiometer and a digital controller, eight resistors (r1, r2, r3, r4, r5, ro, rx, rs) and a capacitor (c) are adopted to ...
Dc-to-dc converter and method for operating a dc-to-dc converter
September 13, 2018 - N°20180262109

A dc-to-dc converter, comprising a first, second, and third dc voltage network, and a first, second, and third dc-dc regulator, wherein the first, second, and third regulator each having a dc voltage main connection that is supplied with a dc voltage network voltage related to a common reference potential, a respective dc voltage network current flowing through each connection, the ...
Switching regulator synchronous node snubber circuit
September 13, 2018 - N°20180262100

Various methods and devices that involve snubber circuits for switching power converters are disclosed. An example power converter has a snubbing circuit.
Self power-generating device
September 13, 2018 - N°20180262020

A self power-generating device for electric vehicles includes a positive charge generating converter, a negative charge generating converter, a transformer and batteries. One end of the positive charge generating converter is provided with a first electrode, the other end of the positive charge generating converter is provided with a second electrode.
Power conversion device and control method thereof
September 13, 2018 - N°20180262012

This power conversion device performs power conversion via an intermediate bus between a plurality of dc power supplies and an ac grid, and includes: a plurality of dc/dc converters respectively provided between the intermediate bus and the plurality of dc power supplies; an intermediate capacitor connected to the intermediate bus; a dc/ac converter provided between the intermediate bus ...
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Binders, electrolytes and separator films for energy storage and collection devices using discrete carbon nanotubes
September 13, 2018 - N°20180261884

In various embodiments an improved binder composition, electrolyte composition and a separator film composition using discrete carbon nanotubes. Their methods of production and utility for energy storage and collection devices, like batteries, capacitors and photovoltaics, is described.
Thin film capacitor and semiconductor device
September 13, 2018 - N°20180261665

A thin film capacitor in a redistribution layer of a semiconductor device including a semiconductor chip. The thin film capacitor includes a capacitor body including a first electrode, a dielectric on the first electrode, and a second electrode on the dielectric, and an adhesive portion disposed on a lower surface of the first electrode and used for attaching the thin ...
Oled array substrate and manufacturing method thereof, array substrate and display device
September 13, 2018 - N°20180261663

An oled array substrate and a manufacturing method thereof, an array substrate and a display device are provided. The oled array substrate includes a wire; a plurality of pixel units, each of which includes an oled light-emitting unit, a driving transistor and a storage capacitor; an insulation layer which covers the driving transistor, the storage capacitor and the wire; and ...
Thin film transistor array substrate and display panel
September 13, 2018 - N°20180261627

A thin film transistor array substrate and a display panel are provided. A parasitic capacitor is formed from a common line and a data line, and a capacitance value of the parasitic capacitor formed from the data line connected to the connecting line with a lamer resistance value and the corresponding common line is less than that of the parasitic ...
Printable composition for an ionic gel separation layer for energy storage devices
September 13, 2018 - N°20180261404

Representative embodiments provide a composition for printing a liquid or gel separator utilized to separate and space apart first and second conductors or electrodes of an energy storage device, such as a battery or a supercapacitor. A representative composition comprises a plurality of particles, typically having a size (in any dimension) between about 0.5 to about 50 microns; a first, ionic liquid ...
Composite comprising cnt fibres and an ionic conducting compound as part of an energy storage ...
September 13, 2018 - N°20180261401

The present invention relates to composite comprising cnt fibres and an ionic conducting compound forming a homogeneous continuous phase or a two-phase bicontinuous structure and its process of obtainment by impregnation methods. Furthermore the invention relates to its use as part of an energy storage device such as an structural flexible electrochemical capacitor..
Electrode foil production method and capacitor production method
September 13, 2018 - N°20180261393

A method for producing an electrode foil includes: a first step of preparing a metal foil, the metal foil having a strip shape; a second step of disposing a masking member so as to cover part of a principal surface of the metal foil; and a third step of partially etching the principal surface of the metal foil by applying ...
Capacitor with multiple elements for multiple replacement applications
September 13, 2018 - N°20180261391

A capacitor provides a plurality of selectable capacitance values, by selective connection of six capacitor sections of a capacitive element each having a capacitance value. The capacitor sections are provided in a plurality of wound cylindrical capacitive elements.
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