Display device having an improved video signal drive circuit

Details Display device having an improved video signal drive circuit Display device having an improved video signal drive circuit

2007-05-25

2010-06-29

Nguyen, Kevin M (Department: 2629)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S098000, C345S690000

Reexamination Certificate

active

07746306

ABSTRACT:
A display device including: a plurality of pixels arranged in a matrix array; a selector circuit for selecting one from a plurality of rows of pixels in said matrix array; and a video signal supplying circuit for supplying a video signal to each of pixels in said selected row in synchronism with said selection of said selected row, wherein said video signal supplying circuit is provided with a transfer-data processing section for generating a data signal at a time assigned to a gray scale level, in accordance with n-bit data information representing said gray scale level, and a gray-scale voltage selector circuit section for supplying as said video signal, a voltage signal selected from among a plurality of gray-scale voltages, based upon said time associated with said data signal, said plurality of gray-scale voltages being successively selected.

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patent: 6498596 (2002-12-01), Nakamura et al.
patent: 6621547 (2003-09-01), Kang

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