Color display with white light emitting elements

Details Color display with white light emitting elements Color display with white light emitting elements

2005-03-22

2005-03-22

Philogene, Haissa (Department: 2828)

Electric lamp and discharge devices: systems

Plural power supplies

Plural cathode and/or anode load device

C315S169100, C315S308000, C345S083000, C345S084000, C345S204000, C345S690000

Reexamination Certificate

active

06870323

ABSTRACT:
A color display includes an array of light emitting pixels, each pixel having a plurality of color light emitting elements for emitting different colors of light and at least one additional light emitting element for emitting white light, and wherein the power efficiency of the additional light emitting element is higher than the power efficiency of at least one of the color light emitting elements; means for generating a brightness control signal; and means responsive to the brightness control signal and a color display signal for generating a white display signal for driving the white light emitting element(s).

REFERENCES:
patent: 5216504 (1993-06-01), Webb et al.
patent: 6191764 (2001-02-01), Kono et al.
patent: 6320325 (2001-11-01), Cok et al.
patent: 6329758 (2001-12-01), Salam
patent: 6747618 (2004-06-01), Arnold et al.
patent: 20040113875 (2004-06-01), Miller et al.
patent: 20040150590 (2004-08-01), Cok et al.

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