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Class Information
Number: 345/103
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) > Grouped electrodes (e.g., matrix partitioned into sections)
Description: Subject matter wherein the liquid crystal display elements* are divided into plural groups which are driven separately so as to scan the entire display matrix at a faster speed.

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
4890101 Apparatus for addressing active displays Dec. 26, 1989
4870399 Apparatus for addressing active displays Sep. 26, 1989
4845473 Method of driving a liquid crystal matrix display panel Jul. 4, 1989
4842371 Liquid crystal display device having interlaced driving circuits for driving rows and columns one-half cycle out of phase Jun. 27, 1989
4830466 Drive system for an active matrix liquid crystal display panel having divided row electrodes May. 16, 1989
4824212 Liquid crystal display device having separate driving circuits for display and non-display regions Apr. 25, 1989
4822142 Planar display device Apr. 18, 1989
4816816 Liquid-crystal display apparatus Mar. 28, 1989
4799057 Circuit for driving a matrix display device with a plurality of isolated driving blocks Jan. 17, 1989
4782337 Matrix display device comprising two groups of row electrodes and two column electrodes for image element and its control process Nov. 1, 1988
4778260 Method and apparatus for driving optical modulation device Oct. 18, 1988
4779085 Matrix display panel having alternating scan pulses generated within one frame scan period Oct. 18, 1988
4764766 Method for driving and liquid crystal display device including dot matrix display part and fixed pattern display port Aug. 16, 1988
4751502 Display controller for displaying a cursor on either of a CRT display device or a liquid crystal display device Jun. 14, 1988
4740786 Apparatus for driving liquid crystal display Apr. 26, 1988
4701799 Image display panel drive Oct. 20, 1987
4688896 Information conversion device with auxiliary address lines for enhancing manufacturing yield Aug. 25, 1987
4679043 Method of driving liquid crystal matrix display Jul. 7, 1987
4602292 Driving system for matrix display device Jul. 22, 1986
4447131 Liquid crystal driving apparatus May. 8, 1984
4427979 Process for the control of an optical characteristic of a material by signals of increasing time periods Jan. 24, 1984
4345249 Liquid crystal display panel Aug. 17, 1982
4338600 Liquid crystal display system having temperature compensation Jul. 6, 1982
4308534 Multiplexing liquid crystal display device having different display formats Dec. 29, 1981
4281324 Matrix type liquid crystal display Jul. 28, 1981

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