Brightness control method and device for a display

Details Brightness control method and device for a display Brightness control method and device for a display

2005-12-20

2009-11-03

Tran, My-Chau T (Department: 2629)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S087000, C345S204000, C345S690000, C382S168000

Reexamination Certificate

active

07612758

ABSTRACT:
A brightness control method and device for a display, which calculates a brightness distribution of partial frame image, determines when the partial frame image tends to be dark or light, compares a backlight brightness of the display with a predetermined value in accordance with the partial frame image determined, and accordingly adjusts the backlight brightness of the display.

REFERENCES:
patent: 6388388 (2002-05-01), Weindorf et al.
patent: 7375719 (2008-05-01), Oh et al.
patent: 7460103 (2008-12-01), Konno et al.
patent: 2002/0027617 (2002-03-01), Jeffers et al.
patent: 2005/0231457 (2005-10-01), Yamamoto et al.

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