Illumination – Display backlight – Lcd backlight
Reexamination Certificate
2011-05-10
2011-05-10
Husar, Stephen F (Department: 2875)
Illumination
Display backlight
Lcd backlight
C362S247000, C362S301000, C362S346000
Reexamination Certificate
active
07938552
ABSTRACT:
The present invention discloses a backlight unit having a reflecting device to enhance light directivity. The backlight unit comprises a light source module, comprising at least one light source, and a reflecting device. The reflecting device is provided to surround the light source or light source module and comprises a first surface. Besides, the first surface comprises at least two planes where every two planes are connected with an included angle more than 90 degrees and less than 180 degrees.
REFERENCES:
patent: 7163315 (2007-01-01), Chang et al.
Chang Sheng-Kai
Chen Rong-Jhe
Fan Yi-Hua
Huang Kai-Yin
Liao Yi-Lin
Chung Yuan Christian University
Husar Stephen F
King Justin
WPAT, PC
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