Display apparatus and driving method thereof

Details Display apparatus and driving method thereof Display apparatus and driving method thereof

2005-11-15

2005-11-15

Nguyen, Jimmy H. (Department: 2673)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S092000, C345S098000, C345S099000, C345S100000

Reexamination Certificate

active

06965365

ABSTRACT:
A liquid crystal display device which can reduce power consumption and can be miniaturized. The liquid crystal display device according to the present invention includes a pixel array portion, an address decoder, a display memory (VRAM), and a VRAM controller, and transmits/receives a signal to/from a CPU and a peripheral circuit through a system bus. The pixel array portion has an area gradation pixel structure in which each pixel is composed of a plurality of one-bit memories. The entire pixel array portion is divided into pixel blocks each of which consists of a plurality of pixels, and the one-bit memory is rewritten in units of block. The one-bit memory has a double-word line structure.

REFERENCES:
patent: 5712652 (1998-01-01), Sato et al.
patent: 6188377 (2001-02-01), Campbell et al.
patent: 6246386 (2001-06-01), Perner
patent: 6335778 (2002-01-01), Kubota et al.
patent: 2000-227608 (2000-08-01), None

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