Point light source, light-emitting module and display device...

Details Point light source, light-emitting module and display device... Point light source, light-emitting module and display device...

2006-11-29

2009-11-03

O'Shea, Sandra L (Department: 2875)

Illumination

Edge lighted panel

Light source

C362S555000, C362S601000, C362S606000, C362S608000, C362S615000

Reexamination Certificate

active

07611273

ABSTRACT:
A point light source includes a body, a light-emitting unit and a fluorescent unit. The body includes a bottom portion and a protrusion portion protruded from the bottom portion. The light-emitting unit includes a light-emitting chip disposed at the protrusion to have an inclined-angle with respect to the bottom portion. The fluorescent unit covers the bottom portion, the protrusion portion and the light-emitting chip. The point light source has an emitting-angle of about 180 degrees and luminance difference between a bright-portion and a dark-portion is decreased to enhance display quality of a display device.

REFERENCES:
patent: 7278756 (2007-10-01), Leu et al.
patent: 2006/0072339 (2006-04-01), Li et al.
patent: 2006/0268555 (2006-11-01), Kelly
patent: 2004-212830 (2004-07-01), None
English Abstract for Publication No. 2004-212830.

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