Liquid crystal display device

Details Liquid crystal display device Liquid crystal display device

2007-01-23

2007-01-23

Chow, Dennis-Doon (Department: 2629)

Computer graphics processing and selective visual display system

Plural display systems

C345S087000

Reexamination Certificate

active

10628362

ABSTRACT:
A display device used in a miniaturized portable equipment is capable of driving two display panels, consisting of main and sub-display panels. The display device includes a main display panel, a sub-display panel and a drive circuit. The drive circuit can simultaneously drive the main display panel and the sub-display panel. Output terminals are provided to the main display panel, and signals are transmitted to the sub-display panel from the output terminals. Further, the drive circuit includes a power source circuit which is capable of outputting proper common voltages to the main display panel and the sub-display panel.

REFERENCES:
patent: 6326959 (2001-12-01), Tanaka
patent: 6529257 (2003-03-01), Nakano
patent: 6677925 (2004-01-01), Kawaguchi et al.
patent: 6954184 (2005-10-01), Kurashima et al.
patent: 10-319368 (1998-12-01), None
patent: 2001-067049 (2001-03-01), None
patent: 2001-117072 (2001-04-01), None
patent: 2001-282145 (2001-10-01), None

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