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Charge Sharing patents



      
           
This page is updated frequently with new Charge Sharing-related patent applications. Subscribe to the Charge Sharing RSS feed to automatically get the update: related Charge RSS feeds. RSS updates for this page: Charge Sharing RSS RSS


Date/App# patent app List of recent Charge Sharing-related patents
09/18/14
20140267473
 Display device and driving method thereof patent thumbnailDisplay device and driving method thereof
An object of the invention is to provide a display device and a driving method thereof, in which uniformity of a video image displayed after charge sharing does not deteriorate. In a first horizontal period, a positive voltage and a negative voltage according to a video signal are alternately applied to source signal lines, and then, reset voltages of +5v and −5v are respectively applied to source signal lines.
09/18/14
20140266327
 Method for charge sharing/reuse of electronic circuits patent thumbnailMethod for charge sharing/reuse of electronic circuits
The present disclosure discloses methods and circuits to reduce power consumption of switching circuits comprising two or more units by applying charge sharing/reuse of capacitive loads between the units. The units are stacked in a way that, if an output potential of a unit is to be lowered and an output potential of a neighboring unit is to be lifted, a charge of the unit to be lowered is reused by transferring it to the unit to be lifted depending on input signals of the units.
09/11/14
20140253352
 Semiconductor integrated circuit device patent thumbnailSemiconductor integrated circuit device
A digital-correction-type a/d converter which is a charge sharing type and performing successive approximation is realized in a small area. The a/d converter is configured with an a/d conversion unit which is a charge sharing type and performing successive approximation, a digital correction unit which receives a digital output of the a/d conversion unit and performs digital correction to the digital output, and a holding unit which holds a test signal.
08/21/14
20140236523
 X-ray data processing apparatus, x-ray data processing method, and x-ray data processing program patent thumbnailX-ray data processing apparatus, x-ray data processing method, and x-ray data processing program
An x-ray data processing apparatus for processing x-ray data that is obtained by simultaneously measuring x-rays of multiple wavelengths. The apparatus includes a management unit 210 to receive and manage x-ray data that is detected by a detector, a calculation unit 230 which calculates a detection amount of charge sharing events in lower energy side data caused by higher energy x-ray, based on the higher energy side data obtained using a threshold value on a higher energy side and the lower energy side data obtained using a threshold value on a lower energy side of the received x-ray data, and a correction unit 250 to reconfigure the lower energy side data using the calculated detection amount.
08/21/14
20140233773
 Charge sharing analog computation circuitry and applications patent thumbnailCharge sharing analog computation circuitry and applications
In one aspect, reduced power consumption and/or circuit area of a discrete time analog signal processing module is achieved in an approach that makes use of entirely, or largely, passive charge sharing circuitry, which may include configurable (e.g., after fabrication, at runtime) multiplicative scaling stages that do not require active devices in the signal path. In some examples, multiplicative coefficients are represented digitally, and are transformed to configure the reconfigurable circuitry to achieve a linear relationship between a desired coefficient and a degree of charge transfer.
08/21/14
20140232627
 Driving device for driving liquid crystal display device patent thumbnailDriving device for driving liquid crystal display device
The present disclosure provides a driving device for driving a liquid crystal display (lcd) device. The driving device comprises a plurality of first charge sharing switches and a plurality of second charge sharing switches.
07/31/14
20140210804
 Method of dynamic charge sharing for a display device patent thumbnailMethod of dynamic charge sharing for a display device
In a method of dynamic charge sharing for a display device, it is determined whether a current line of a data driver has polarity inverted from a preceding line. Charge sharing is performed globally, if it is determined that the current line is polarity inverted from the preceding line.
07/31/14
20140210698
 Driving method for reducing emi and device using the same patent thumbnailDriving method for reducing emi and device using the same
A driving method for reducing emi in a driving device includes detecting a voltage difference between a first display voltage and a second display voltage which correspond to the same pixel, for generating a detecting signal; and adjusting an operating method of a charge sharing switch utilized for performing charge sharing in the driving device according to the detecting signal.. .
06/12/14
20140160107
 Charge sharing apparatus and charge sharing method patent thumbnailCharge sharing apparatus and charge sharing method
A charge sharing apparatus and a charge sharing method applied in a driving circuit of a liquid crystal display are disclosed. The driving circuit includes at least one data latch and at least one output switch.
05/29/14
20140146265
 Liquid crystal display device patent thumbnailLiquid crystal display device
In a liquid crystal display device in which one pixel is divided into a plurality of sub-pixels, power consumption is reduced. A liquid crystal display device in which a pixel formation portion forming one pixel includes a first sub-pixel portion and a second sub-pixel portion is provided with a charge sharing circuit (50) for short-circuiting a cs bus line (csl1) provided for the first sub-pixel portion and a cs bus line (csl2) provided for the second sub-pixel portion to each other based on a short-circuit control signal (ctl).
04/24/14
20140111494
Self-detection charge sharing module
A self-detection charge sharing module for a liquid crystal display device is disclosed. The self-detection charge sharing module includes at least one detecting unit, for detecting a plurality of input voltages of a plurality of operational amplifiers driving a plurality of data line sand a plurality of output voltage of the plurality of data line, to generate at least one detecting result, and at least one charge sharing unit, for conducting connection between at least one first data line and at least one second data line among the plurality of data line when the at least one detecting result indicates at least one corresponding first input voltage and at least one corresponding second input voltage among the plurality of input voltage have opposite voltage variation direction and vary toward each other.
04/17/14
20140104260
Driving device and display device and method for driving display panel
A driving device is configured for driving a display panel and includes a data driver, a plurality of switches, and an image determiner. The switch is electrically coupled between data lines of a first data line group.
04/03/14
20140091995
Driving circuit, lcd device, and driving method
A driving circuit for a multi-subpixel charge sharing type lcd panel includes a plurality of scan lines directly driven by gate driver chips. The driving circuit further includes a compensating line, and a level conversion module coupled to the compensating line.
03/20/14
20140078129
Load driving apparatus and driving method thereof
A load driving apparatus including a first driving unit, a second driving unit, and a circuit switch module is disclosed. The first and the second driving unit are respectively disposed at a first driving channel and a second driving channel and respectively output a first driving signal and a second driving signal for driving a first load and a second load during a channel output period.
03/13/14
20140071777
Systems, circuits, and methods for charge sharing
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.
03/13/14
20140070870
Multipurpose half bridge signal output circuit
The present invention discloses a multipurpose half bridge signal output circuit. The multipurpose half bridge signal output circuit is capable of selectively operating under a charge sharing mode or a gate pulsing modulation mode.
03/13/14
20140070838
Charge sharing testing of through-body-vias
In accordance with one aspect of the present description, an integrated circuit die has a plurality of through-body-vias and a testing circuit on board the die which allows charges on a first and second through-body-via to redistribute between them to provide an indication whether one or both of the first and second through-body-vias has a defect. Other aspects are described..
03/06/14
20140062401
Power control apparatus and methods for electric vehicles
Electric vehicle (ev) charging apparatus and methods are described which allow the sharing of charge current between multiple vehicles connected to a single source of charging energy. In addition, this charge sharing can be performed in a grid-friendly manner by lowering current supplied to evs when necessary in order to satisfy the needs of the grid, or building operator.
01/02/14
20140003181
Memory cell with improved write margin
Described is an apparatus and system for improving write margin in memory cells. In one embodiment, the apparatus comprises: a first circuit to provide a pulse signal with a width; and a second circuit to receive the pulse signal and to generate a power supply for the memory cell, wherein the second circuit to reduce a level of the power supply below a data retention voltage level of the memory cell for a time period corresponding to the width of the pulse signal.
11/28/13
20130314980
Row-decoder circuit and method with dual power systems
A spin-transfer-torque magnetic random access memory includes a dual-voltage row decoder with charge sharing for read operations. The dual-voltage row decoder with charge sharing for read operations reduces read-disturbance failure rates and provides a robust macro design with improved yields.
11/21/13
20130311413
Electronic charge sharing cmos-memristor neural circuit
Cmos-memristor circuit is constructed to behave as a trainable artificial synapse for neuromorphic hardware systems. The invention relies on the memristance of a memristor at the input side of the device to act as a reconfigurable weight that is adjusted to realize a desired function.
10/31/13
20130286739
Methods of reading memory cells
Strings of series-coupled memory cells selectively coupled to the same bit line may facilitate increased memory densities, reduced fabrication steps and faster read operations when compared to traditional memory array architectures. Reading of the memory cells may be accomplished using charge sharing techniques similar to read operations in a dram device..
10/10/13
20130265292
Apparatus for driving display panel and display device using same
An apparatus for driving a display panel includes an output terminal for outputting driving voltages to the display panel, a source driver for intermittently outputting data voltages to the driving voltage output terminal and at least one charge sharing branch connected to the driving voltage output terminal. Each of the at least one charge sharing branch includes a charge sharing capacitor and a charge sharing switch connected in series between the driving voltage output terminal and ground, enabling the accumulation and supply to the display of the necessary reverse driving voltages, from a single intermittent source driver instead of from two independently-powered opposite polarity sources..
09/26/13
20130250646
Semiconductor memory device
In a memory device having a hierarchical bit line architecture, a main memory array is divided into two sub-memory arrays. The number of sub bit lines is twice the number of main bit lines, and global data lines are formed in the same metal interconnect layer as the main bit lines, thereby reducing an increase in the number of interconnects used in a memory macro.
08/22/13
20130214761
3d-ic differential sensing and charge sharing scheme
The present invention discloses a 3d-ic differential sensing and charge sharing scheme which includes a plurality of tsvs including a first tsv and a second tsv. A tracking circuit is coupled to the first tsv.
08/15/13
20130208547
Apparatuses and methods for line charge sharing
Apparatuses and methods for charge sharing between signal lines are disclosed. An example apparatus may include first and second lines and a charge sharing circuit, the charge sharing circuit may be coupled to the first line and the second line and configured to receive a first data signal and a second data signal.
08/15/13
20130207958
Data driver and liquid crystal display device using the same
A liquid crystal display having data driving apparatus comprising first and second output switches, a charge sharing line, and first and second charge sharing switches. The first output switch switches an electrical connection between a first amplifier providing a positive gradation voltage and a first data line in response to a control signal.
08/15/13
20130207827
Charge sharing analog computation circuitry and applications
In one aspect, reduced power consumption and/or circuit area of a discrete time analog signal processing module is achieved in an approach that makes use of entirely, or largely, passive charge sharing circuitry, which may include configurable (e.g., after fabrication, at runtime) multiplicative scaling stages that do not require active devices in the signal path. In some examples, multiplicative coefficients are represented digitally, and are transformed to configure the reconfigurable circuitry to achieve a linear relationship between a desired coefficient and a degree of charge transfer.
06/27/13
20130163358
Systems, circuits, and methods for charge sharing
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.
06/27/13
20130161757
Cmos device for reducing charge sharing effect and fabrication method thereof
The present invention discloses a cmos device of reducing charge sharing effect and a fabrication method thereof. The present invention has an additional isolation for trapping carriers disposed right below an isolation region.
06/20/13
20130155344
Liquid crystal display having a wide viewing characteristic and capable of fast driving
A charge sharing style wide viewing liquid crystal display to which fast driving pre-charging technology may be applied to is disclosed. A charge sharing style wide viewing liquid crystal display is provided such that charge sharing is carried out between a liquid crystal capacitor and a charge sharing capacitor that correspond to the nth gate line when the mth (m≧n+2) gate line is turned on..
05/16/13
20130120349
Display device and method for driving the same
A display device and a method for driving the same are disclosed. The disclosed display device includes a display panel for displaying an image corresponding to a plurality of data signals transferred via a plurality of data lines, a data driver for driving the plurality of data lines, a timing controller for controlling driving timing of the data driver, and a charge sharing unit comprising a first charger allocated to a first data line group of the plurality of data lines, and a second charger allocated to a second data line group of the plurality of data lines, the charge sharing unit selectively performing charging and discharging operations among the first data line group, the first charger, the second data line group and the second charger under control of the timing controller..
04/25/13
20130100108
Liquid crystal display and display driving method thereof
A liquid crystal display includes a date line for transmitting a data signal, a first gate line for transmitting a first gate signal, a second gate line for transmitting a second gate signal, a first sub-pixel unit for being written to by a first sub-pixel voltage according to the data signal and the first gate signal, a second sub-pixel unit for being written to by a second sub-pixel voltage according to the data signal and the first gate signal, a third sub-pixel unit for being written to by a third sub-pixel voltage according to the data signal and the first gate signal, and a charge sharing control unit. The charge sharing control unit is utilized for controlling a charge sharing operation over the first and third sub-pixel units according to the second gate signal, thereby adjusting the first and third sub-pixel voltages..
04/04/13
20130082996
Display device and driving method thereof
A driving apparatus for a display device includes: a signal controller that generates a pre-clock signal, a charge sharing control signal and a scanning start signal; a clock signal generator that generates a clock signal swinging between a first voltage and a second voltage based on the pre-clock signal and the charge sharing control signal; and a gate driver that generates gate signals based on the scanning start signal and the clock signal, where the clock signal generator includes: a voltage generator that generates a third voltage; and a clock generator that receives one of the first to third voltages in response to the pre-clock signal and the charge sharing control signal, and outputs an output signal based on the one of the first to third voltages as the clock signal, where the third voltage is lower than the first voltage and higher than the second voltage.. .
02/14/13
20130038381
Charge pump systems with reduction in inefficiencies due to charge sharing between capacitances
Improvements in the efficiency of two charge pump designs are presented. As a charge pump switches between modes, capacitances are charged.
01/31/13
20130027283
Charge-sharing path control device for a scan driver of an lcd panel
A bidirectional switch includes a pair of transistors, with each transistor including a source connected via a degeneration resistance to a common source control node, a gate connected to a common gate control node, a drain connected to a respective channel or gate line and to a charge storage node, respectively, and a clamp diode connected between the source and the gate. This forms a single charge transfer path between gate lines sequentially activated by a scan driver of an lcd panel, and implements a charge sharing technique for reducing power dissipation..
01/24/13
20130021066
Method and apparatus for driving a display device with charge sharing
A driving device for a display device is disclosed. The driving device includes a first output buffer, for generating a first source driving signal at a first output end; a second output buffer, for generating a second source driving signal at a second output end; and an electric charge storage unit, including a voltage sensing end coupled to the first output buffer and the second output buffer, for receiving and storing electric charges released by the first output buffer via the voltage sensing end when a level of the first source driving signal decreases, and for outputting the electric charges to the second output buffer via the voltage sensing end when a level of the second source driving signal increases..
01/24/13
20130020466
Conversion gain modulation using charge sharing pixel
An image sensor including an array of pixel elements is operated according to two operation modes to modulate the conversion gain of the pixel to operate the image sensor based on the impinging light conditions. More specifically, an image sensor pixel element is operated in a high conversion gain mode for low light conditions and in a low conversion gain mode for bright light conditions.


Popular terms: [SEARCH]

Charge Sharing topics: Charge Sharing, Liquid Crystal, Liquid Crystal Display, Memory Cells, Memory Cell, Display Panel, Semiconductor Memory, Hierarchical, Semiconductor, Amplification, Memory Device, Clamping Circuit, Signal Processing, Shallow Trench Isolation, Crystallin

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This listing is a sample listing of patent applications related to Charge Sharing for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Charge Sharing with additional patents listed. Browse our RSS directory or Search for other possible listings.
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