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Class Information
Number: 345/94
Name: Computer graphics processing, operator interface processing, and selective visual display systems > Plural physical display element control system (e.g., non-crt) > Display elements arranged in matrix (e.g., rows and columns) > Light-controlling display elements > Liquid crystal display elements (lcd) > Waveform generation
Description: Subject matter wherein the selective electrical control includes a source for applying specific waveforms or particular voltages to the display elements*.


Sub-classes under this class:

Class Number Class Name Patents
345/97 Ferroelectric liquid crystal elements 462
345/96 Field period polarity reversal 509
345/95 Three or more voltages 393


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Patent Number Title Of Patent Date Issued
7619600 Driving method of liquid crystal device and driving device of liquid crystal device Nov. 17, 2009
7619605 Liquid crystal display device and method for driving the same Nov. 17, 2009
7616221 Driving circuits for display device Nov. 10, 2009
7612752 Flat panel display and pixel driving method applied thereto Nov. 3, 2009
7609256 Power supply circuit, display driver, electro-optical device, electronic instrument, and method of controlling power supply circuit Oct. 27, 2009
7605792 Driving method and circuit for automatic voltage output of active matrix organic light emitting device and data drive circuit using the same Oct. 20, 2009
7605788 Method of driving liquid crystal display device and liquid crystal display device Oct. 20, 2009
7586477 Active matrix liquid crystal display Sep. 8, 2009
7580032 Display device and driving method thereof Aug. 25, 2009
7573452 Integrated multiplexer/de-multiplexer for active-matrix display/imaging arrays Aug. 11, 2009
7570241 Liquid crystal display device and method of driving the same Aug. 4, 2009
7564437 Liquid crystal display device and controlling method thereof Jul. 21, 2009
7564439 Liquid crystal display with improved motion image quality and driving method therefor Jul. 21, 2009
7561136 Method and apparatus for driving liquid crystal display panel Jul. 14, 2009
7561137 Comparator-based drivers for LCD displays and the like Jul. 14, 2009
7554515 Method of driving liquid crystal display Jun. 30, 2009
7545356 Liquid crystal display device and method of manufacturing the same Jun. 9, 2009
7532210 Driving method for active matrix liquid crystal display panel May. 12, 2009
7528813 Liquid crystal display device, driving circuit for the same and driving method for the same May. 5, 2009
7528818 Digitally synchronized integrator for noise rejection in system using PWM dimming signals to control brightness of light source May. 5, 2009
7528815 Driving circuit and method for liquid crystal display panel May. 5, 2009
7522145 Liquid crystal display apparatus Apr. 21, 2009
7522139 Method of reducing OFF-current of a thin film transistor for display device and circuit for the same Apr. 21, 2009
7522140 Liquid crystal display device driving method Apr. 21, 2009
7518583 Impulsive driving liquid crystal display and driving method thereof Apr. 14, 2009
7518587 Impulse driving method and apparatus for liquid crystal device Apr. 14, 2009
7515129 Liquid crystal display and method of driving the same Apr. 7, 2009
7508369 Driving technique for activating liquid crystal device Mar. 24, 2009
7508370 Liquid-crystal display device and method of driving liquid-crystal display device Mar. 24, 2009
7502003 Method for eliminating pi-cell artifacts Mar. 10, 2009
7499115 Display and its driving method Mar. 3, 2009
7499014 Driving circuit of liquid crystal display device for generating ramp signal and method for driving liquid crystal display for generating ramp signal Mar. 3, 2009
7499009 Erasing device for liquid crystal display image and liquid crystal display device including the same Mar. 3, 2009
7495642 Sequential multi-segment pulse width modulated display system Feb. 24, 2009
7492417 Method of manufacturing liquid crystal display device Feb. 17, 2009
7489262 Digital to analog converter having integrated level shifter and method for using same to drive display device Feb. 10, 2009
7483007 Liquid crystal display Jan. 27, 2009
7483022 Active matrix displays and drive control methods Jan. 27, 2009
7477223 Liquid-crystal display device and method of driving liquid-crystal display device Jan. 13, 2009
7474293 Method of driving liquid crystal panel, and liquid crystal display apparatus Jan. 6, 2009
7460114 Display device and driving circuit for the same display method Dec. 2, 2008
7460098 Liquid crystal display device having a gray-scale voltage producing circuit Dec. 2, 2008
7460100 Liquid crystal display apparatus having level conversion circuit Dec. 2, 2008
7456813 Liquid crystal display of improving display color contrast effect and related method Nov. 25, 2008
7449838 Backlight device and display unit provided with it Nov. 11, 2008
7450101 Liquid crystal display unit and driving method therefor Nov. 11, 2008
7436383 Driving method for cholesteric liquid crystal display Oct. 14, 2008
7432896 Method of driving a liquid crystal display panel Oct. 7, 2008
7432899 Driving scheme for cholesteric liquid crystal display Oct. 7, 2008
7432900 Liquid crystal display drive method Oct. 7, 2008

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