Direct-lighting type back light unit

Details Direct-lighting type back light unit Direct-lighting type back light unit

2005-07-05

2005-07-05

Quach-Lee, Y. My (Department: 2875)

Illumination

Light fiber, rod, or pipe

Illuminating or display apparatus

C362S297000, C362S346000, C362S327000

Reexamination Certificate

active

06913378

ABSTRACT:
A direct-lighting type back light unit includes a plurality of light sources for emitting light outward; a reflecting plate defining a plurality of curved reflecting recesses in which the light sources are respectively arranged. Each recess forms a first convex reflecting surface at a center of the recess, a second inclined reflecting surface formed at an edge of the recess and a third inclined reflecting surface formed at the edge and extending from the second reflecting surface.

REFERENCES:
patent: 5479328 (1995-12-01), Lee et al.
patent: 5499165 (1996-03-01), Holmes, Jr.
patent: 5871273 (1999-02-01), Shaw
patent: 6467933 (2002-10-01), Baar
patent: 6692137 (2004-02-01), Blanchard
patent: 6722777 (2004-04-01), Erber
patent: 2002/0039292 (2002-04-01), Matsui
patent: 2004/0114366 (2004-06-01), Smith et al.

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