Direct type backlight module

Details Direct type backlight module Direct type backlight module

2006-04-20

2008-08-19

Lee, Jong-Suk (James) (Department: 2885)

Illumination

Display backlight

Lcd backlight

C362S634000, C362S611000, C349S064000

Reexamination Certificate

active

07413318

ABSTRACT:
A direct type backlight module (200) includes a substrate (231), a diffusion sheet (24) disposed above the substrate, a plurality of spacers (21) and a plurality of light sources (22). The spacers are disposed between the substrate and the diffusion sheet. Each spacer includes a bottom surface (211) contacting with the substrate. A groove (2114) is defined in the bottom surface, and a light incident surface (2112) is defined on inner surface of the groove. A pair of wings is disposed on two sides of the bottom surface for supporting the diffusion sheet. Each wing includes an outer side surface and an inner side surface, and a transflective film is formed on the inner side surfaces of the wing. The light sources are respectively disposed in the grooves.

REFERENCES:
patent: 5555161 (1996-09-01), Roe et al.
patent: 5613750 (1997-03-01), Roe
patent: 6561663 (2003-05-01), Adachi et al.
patent: 6880947 (2005-04-01), Hsieh et al.
patent: 6974221 (2005-12-01), Wu et al.
patent: 7101074 (2006-09-01), Kuo et al.
patent: 2004/0228106 (2004-11-01), Stevenson et al.
patent: 2004/0239829 (2004-12-01), Yu et al.
patent: 2004/0257792 (2004-12-01), Yu et al.
patent: 2005/0180142 (2005-08-01), Tsai
patent: 2006/0274547 (2006-12-01), Kao et al.

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