Multi-color backlight control circuit and multi-color...

Details Multi-color backlight control circuit and multi-color... Multi-color backlight control circuit and multi-color...

2011-01-11

2011-12-06

Vu, David Hung (Department: 2821)

Electric lamp and discharge devices: systems

Plural series connected load devices

Christmas lights

C315S192000, C315S193000

Reexamination Certificate

active

08072153

ABSTRACT:
The present invention discloses a multi-color backlight control circuit, comprising: a plurality of pins for electrically connecting with a plurality of LED strings of different LED colors; and a voltage supply circuit for receiving an input voltage and supplying a single output voltage to the plurality of LED strings of different LED colors. The present invention also discloses a multi-color backlight control method, comprising: supplying a single output voltage to a plurality of LED strings of different LED colors.

REFERENCES:
patent: 7569996 (2009-08-01), Holmes et al.
patent: 7741788 (2010-06-01), Ito et al.
patent: 2005/0225515 (2005-10-01), Tsuchida
patent: 2008/0054815 (2008-03-01), Kotikalapoodi et al.
patent: 1656621 (2005-08-01), None
patent: 2006/47027 (2006-05-01), None
patent: 2007/77719 (2007-07-01), None
patent: 10-2006-0012692 (2007-08-01), None
patent: WO 03/103061 (2003-12-01), None

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