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Nagai; Makoto
Yokohama, JP
No. of patents:

Patent Number Title Of Patent Date Issued
6919876 Driving method and driving device for a display device July 19, 2005
The liquid crystal display device includes a MLA operating circuit which reads from gradation data of [b2, b1, b0] stored in frame memories b2 in a period of the first frame, and b1 and b0 in periods T1 and T0 of the second frame to produce a column data signal 104 ([c2, c1, c0]), and a
6519013 Gray scale driving method for a birefringent liquid display service February 11, 2003
A liquid crystal display (LCD) is improved. A driving method for a LCD which has a liquid crystal layer interposed between the first electrode and the second electrode so that voltages to be applied to pixels are changed, wherein voltage levels in a selection time in a Pulse Width Mo
6346774 Method of driving passive matrix liquid crystal display February 12, 2002
Driving is effected by MLA under a condition of L.noteq.M or (M/L.multidot.(L+D) ).noteq.N where M represents the total number of row electrodes, L represents the number of simultaneously selected row electrodes, D represents the number of dummy row electrodes and N represents the ma
5953002 Driving method for a liquid crystal display device September 14, 1999
A driving method for a direct addressing type liquid crystal display device for displaying gradation by changing the amplitude of voltages applied to pixels, wherein a series of voltage pulses, as signal voltages, composed of a plurality of different voltage levels are applied in order t
5831586 Method of driving a picture display device November 3, 1998
A method for forming a selection pulse sequence includes arranging, time-sequentially, selection pulse vectors which are applied to simultaneously selected scanning electrodes by repeating a subsequence which has a time period of 1/n (n is an integer of n.gtoreq.2) times one frame (a
5774101 Multiple line simultaneous selection method for a simple matrix LCD which uses temporal and spat June 30, 1998
A method of driving an image display device including the steps of: dividing row electrodes of an image display device having a plurality of row electrodes and a plurality of column electrodes into a plurality of subgroups; selecting summarizingly one of the plurality of subgroups; a
5734364 Method of driving a picture display device March 31, 1998
A method of driving a picture display device having a plurality (an M number) of row electrodes and a plurality of column electrodes, by selecting an L number (L.gtoreq.3) of row electrodes simultaneously and by applying to the row electrodes voltages based on signals obtained by dev

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