Display device driver, display device and driving method...

Details Display device driver, display device and driving method... Display device driver, display device and driving method...

2006-05-16

2006-05-16

Lefkowitz, Sumati (Department: 2675)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S690000

Reexamination Certificate

active

07046224

ABSTRACT:
A display device driver of the present invention includes: an operational amplifier for generating a plurality of gray level display voltages; a switch for selecting and outputting one of the plurality of gray level display voltages according to display data; and a control circuit for detecting the gray level display voltage that was selected and outputted by the switch from the plurality of gray level display voltages, so as to control the operational amplifier. With this configuration, the display device driver reduces power consumption of the display device.

REFERENCES:
patent: 6570560 (2003-05-01), Hashimoto
patent: 6753880 (2004-06-01), Kudo et al.
patent: 2002/0039090 (2002-04-01), Saito et al.
patent: 2002/0158882 (2002-10-01), Liaw et al.

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