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Charge Sharing

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


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Display apparatus and a method of operating the same
Samsung Display Co., Ltd.
June 29, 2017 - N°20170186389

A display apparatus includes a display panel, a first data driver, a second data driver, and a first capacitor. The display panel is connected to a plurality of data lines. The first data driver is connected to first data lines among the plurality of data lines, and is configured to perform a first charge sharing for the first data lines. ...
Charge sharing filter
Huawei Technologies Co., Ltd.
June 15, 2017 - N°20170170810

A charge sharing filter includes a rotating capacitor, and a plurality of elementary filters, each elementary filter comprising: an elementary switch coupled between a first node of the respective elementary filter and a second node of the respective elementary filter; and a history capacitor coupled to the first node of the respective elementary filter, wherein the second nodes of the ...
Systems, circuits, and methods for charge sharing
Micron Technology, Inc.
June 08, 2017 - N°20170162240

Systems, circuits, and methods are disclosed for charge sharing. In one such example system, a first line is configured to be driven to a first voltage representative of data to be placed on the first line and then precharged to a first precharge voltage. A second line is configured to be driven to a second voltage representative of data to ...
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Apparatuses and methods for transistor protection by charge sharing
Micron Technology, Inc.
May 18, 2017 - N°20170140830

Apparatuses and methods for protecting transistors through charge sharing are disclosed herein. An example apparatus includes a transistor comprising a gate node and a bulk node, a charge sharing circuit coupled between the gate and bulk nodes, and logic. The charge sharing circuit is configure to equalize charge differences between the gate and bulk nodes, and the logic is configured ...
Memory device with switchable sense amplifier
Samsung Electronics Co., Ltd.
March 09, 2017 - N°20170069368

A switchable sense amplifier includes a sense amplification unit and a plurality of switches. The sense amplification unit senses a voltage change of a bit line connected to a memory cell and amplifies a voltage difference between the bit line and a complementary bit line. The plurality of switches operate according to switching signals, and thus, enable the sense amplification ...
Means and method for detecting capacitance connected to ac power
G2touch Co., Ltd.
February 16, 2017 - N°20170045563

The present invention relates to a novel means and a novel method for detecting a capacitance connected to ac power, which detect a sensor capacitance on the basis of a charge sharing phenomenon occurring due to a difference between voltages applied to a sensor capacitor and an auxiliary capacitor connected to a detection system when an ac voltage applied to ...
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Charge sharing pixel circuit
Au Optronics Corporation
January 19, 2017 - N°20170018221

A pixel circuit includes a first switch unit, a second switch unit, a data line, a charge sharing line and a pixel-driving unit. The pixel-driving unit is electrically connected with the data line and a first terminal of the first switch unit. A second terminal of the first switch unit is electrically connected with the charge sharing line and a ...
High voltage device with multi-electrode control
Texas Instruments Incorporated
December 29, 2016 - N°20160380089

A high-voltage transistor (hvt) structure adapts a low-voltage transistor (lvt) to high-voltage environments. The hvt structure includes a drain node, a source node, a control gate, and a field electrode. The drain node and the source node define a conductive channel, in which mobilized charges are regulated by the control gate. While being isolated from the control gate, the field ...
Means and method for detecting capacitance connected to ac power
Texas Instruments Incorporated
December 08, 2016 - N°20160356832

The present invention relates to a novel means and a novel method for detecting a capacitance connected to ac power, which detect a sensor capacitance on the basis of a charge sharing phenomenon occurring due to a difference between voltages applied to a sensor capacitor and an auxiliary capacitor connected to a detection system when an ac voltage applied to ...
System and method for reducing power loss in switched-capacitor power converters
The Trustees Of Dartmouth College
December 01, 2016 - N°20160352218

A system for reducing power loss in a switched-capacitor converter includes a first and second switched capacitor sub-converter each having a flying capacitor and a first, second, third, and fourth switching device. Each switching device is controlled by one of a first, second, third, and fourth clock signal. The first, second, third and fourth clock signals of the second switched ...
Apparatus and method for detecting hovering object, switching matrix, apparatus for determining compensation capacitance, method ...
Nplanic Co., Ltd.
December 01, 2016 - N°20160349906

Disclosed is a method of detecting a hovering object, the method including: an operation of precharging a compensation capacitor and a parallel capacitor, which is obtained by connecting in parallel a self-capacitor formed between an object hovering over a touch panel and an electrode of the touch panel and a parasitic capacitor of the touch panel, with a predetermined voltage; ...
Pixel structure and detection method of promoting defect detection rate
Shenzhen China Star Optoelectronics Technology Co., Ltd.
November 24, 2016 - N°20160342051

The present invention provides a pixel structure and a detection method of promoting defect detection rate. The pixel structure of promoting defect detection rate comprises two areas of a main pixel (10) and a sub pixel (20), and the sub pixel (20) comprises a charge sharing thin film transistor (t3) and a charge sharing capacitor (cst3); a gate of the charge sharing thin ...
Method and apparatus for reducing sar input loading
Texas Instruments Incorporated
November 17, 2016 - N°20160336952

The disclosure provides a successive approximation register analog to digital converter (sar adc). The sar adc includes a charge sharing dac that includes an array of msb (most significant bit) capacitors, an array of lsb (least significant bit) capacitors, and an error correction capacitor. A zero crossing detector is coupled to the charge sharing dac. The zero crossing detector generates ...
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Synchronous charge sharing filter
Analog Devices, Inc.
October 06, 2016 - N°20160294363

A signal processing device has a first discrete time analog signal processing section, which has an input, an output, a plurality of charge storage elements, and plurality of switch elements coupling the charge storage elements. The device has a controller coupled to the first signal processing section configured to couple different subsets of the charge elements of the first signal ...
Driving method for display apparatus and circuitry of display apparatus used therein
Shenzhen China Star Optoelectronics Technology Co., Ltd.
September 22, 2016 - N°20160275898

The present invention provides a driving method for display apparatus and circuitry of display apparatus used therein. The driving method comprises providing a pre-clock signal (cpv), a charge sharing control signal (gcs), a clock signal (ck), which swings between a high voltage signal (vh) and a low voltage signal (vl), formed basing on the pre-clock signal (cpv) and the charge ...
Level shifter circuit with improved time response and control method thereof
Silicon Works Co., Ltd.
July 14, 2016 - N°20160204770

A level shifter circuit with improved time response and a control method thereof are disclosed herein. The level shifter circuit includes the output stage circuit of a level shifter and a booster circuit. The output stage circuit of the level shifter includes a first pass switch configured to transfer a voltage level of the first power supply of the level ...
Cost effective low pin/ball count level-shifter for lcd bias applications supporting charge sharing of ...
Texas Instruments Deutschland Gmbh
July 07, 2016 - N°20160196791

A level shifter circuit has a plurality of channels for providing signals to a capacitive load and has circuits for sharing charge stored in the capacitive load between the channels. A first pair of channel clock generating circuits are coupled respectively to a first pair of channels. A second pair of channel clock generating circuits are coupled respectively to a ...
Discrete-time analog circuit, transmitting device, and receiving device
Panasonic Corporation
July 07, 2016 - N°20160195853

A discrete-time analog circuit comprises: a voltage-current conversion circuit that converts an input voltage signal into a current signal and outputs the current signal; and a charge inverting circuit that is connected to an output terminal of the voltage-current conversion circuit to perform charge sharing. The charge inverting circuit includes 2m capacitors (m is an integer greater than or equal ...
Driving device and driving device control method thereof
Novatek Microelectronics Corp.
June 16, 2016 - N°20160171942

A driving device includes a driving module, for generating a plurality of driving signals according to a plurality of next channel data and adjusting coupling relationships of the plurality of driving signals according to a charge sharing control signal; and a timing control module, for generating the plurality of next channel data and selecting one of a plurality of charge ...
Charging scan and charge sharing scan double output goa circuit
Shenzhen China Star Optoelectronics Technology Co. Ltd.
May 26, 2016 - N°20160148589

The present invention provides a charging scan and charge sharing scan double output goa circuit to combine the time sequence and circuit. The nth stage goa unit circuit receives the first, the second low frequency clock signals (lc1, lc2), the direct current low voltage signal (vss), the mth, m−2th high frequency clock signals (ck(m), ck(m−2)), ...
Evse doubler add-on unit
Schneider Electric Usa, Inc.
May 19, 2016 - N°20160137082

An add-on adapter 110 enables a single charging port 102 of an electric vehicle charging station 100 to simultaneously charge two electric vehicles. An adapter controller 120 determines the available charging rate offered by the charging station. Electric vehicle charging handles 150a, 150b are determined to be connected to the electric vehicles. A charge sharing control circuit 300 in the adapter controller, determines modified available ...
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