Backlight source having first and second electroluminescence...

Details Backlight source having first and second electroluminescence... Backlight source having first and second electroluminescence...

2007-06-01

2010-12-28

Truong, Bao Q (Department: 2875)

Illumination

Light source or light source support and luminescent material

C362S097100, C362S231000

Reexamination Certificate

active

07857472

ABSTRACT:
A backlight source has different luminescence types of electroluminescence devices and coordinates at least one of the arrangement positions and the arrangement spacing of the electroluminescence devices to improve the brightness uniformity of the backlight source and make the mixed light better. Moreover, because of the brightness uniformity promotion, the overall thickness of backlight module can be reduced.

REFERENCES:
patent: 6478447 (2002-11-01), Yen
patent: 7185995 (2007-03-01), Hatanaka et al.
patent: 7204607 (2007-04-01), Yano et al.
patent: 7229199 (2007-06-01), Lee et al.
patent: 7461948 (2008-12-01), van Voorst Vader et al.
patent: 2006/0067074 (2006-03-01), Lin

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