Backlight device having LEDs controlled as a function of...

Details Backlight device having LEDs controlled as a function of... Backlight device having LEDs controlled as a function of...

2007-11-08

2011-10-18

Nguyen, Chanh (Department: 2629)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

Reexamination Certificate

active

08040317

ABSTRACT:
A backlight device for applying white light to a rear face of a display panel, includes: a plurality of light sources each including a plurality of light-emitting diodes of at least three colors mounted on one surface, for emitting lights in the colors to be mixed into the white light, the light sources being divided into a plurality of unit light-emitting blocks each including a predetermined number of light sources. The device further includes a plurality of light sensors; a drive control section; and a storage section.

REFERENCES:
patent: 2005/0135441 (2005-06-01), Ng et al.
patent: 2006/0221047 (2006-10-01), Tanizoe et al.
patent: 1375653 (2002-10-01), None
patent: 1721943 (2006-01-01), None
patent: 2002-344031 (2002-11-01), None
patent: 2005-71702 (2005-03-01), None
patent: 2006-31977 (2006-02-01), None
patent: 2006 171693 (2006-06-01), None
patent: 2006-303016 (2006-11-01), None
patent: 2006-524841 (2006-11-01), None

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