Lighting device

Details Lighting device Lighting device

2011-08-16

2011-08-16

Lee, James (Department: 2885)

Illumination

Light fiber, rod, or pipe

Light emitting diode

C362S612000, C362S618000, C362S620000, C362S621000, C362S622000

Reexamination Certificate

active

07997780

ABSTRACT:
A lighting device includes a housing, a plurality of LEDs arranged on a base of the housing, and a first optical plate positioned above the LEDs. The first optical plate includes a light input surface, a light output surface opposite to the light input surface, and a plurality of elongated arcuate protrusions formed on the light output surface. The elongated arcuate protrusions are substantially parallel to one another. The lighting device may be used as a backlight module.

REFERENCES:
patent: 7408708 (2008-08-01), Goto et al.
patent: 7726865 (2010-06-01), Sato et al.
patent: 7742137 (2010-06-01), Adachi et al.
patent: 7804649 (2010-09-01), Eckhardt et al.
patent: 7806567 (2010-10-01), Chen
patent: 2006/0002678 (2006-01-01), Weber et al.
patent: 2006/0236877 (2006-10-01), Strand et al.
patent: 2007/0086179 (2007-04-01), Chen et al.

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