Display control apparatus

Details Display control apparatus Display control apparatus

1994-09-06

1997-11-11

Liang, Regina D.

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

345 99, G09G 336

Patent

active

056869347

ABSTRACT:
A preserving performance of a display state of a display having a ferroelectric liquid crystal (FLC) as a display device is effectively used, thereby realizing a long life of the display. For this purpose, access monitor device is provided. The access of a video memory by display data supply device is monitored. When there is no access for a predetermined time or more, that is, when there is no change in the present display content, display drive control device controls display driving device so as to stop the driving of an FLC panel.

REFERENCES:
patent: 4101879 (1978-07-01), Kawaji et al.
patent: 4525710 (1985-06-01), Hoshi et al.
patent: 5059961 (1991-10-01), Cheng
patent: 5146558 (1992-09-01), Inoue
patent: 5175567 (1992-12-01), Asai
patent: 5606343 (1997-02-01), Tsuboyama et al.

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