Backlight unit for liquid crystal display

Details Backlight unit for liquid crystal display Backlight unit for liquid crystal display

2007-10-09

2007-10-09

Quach-Lee, Y. My (Department: 2885)

Illumination

Edge lighted panel

Light guide

C362S626000, C362S613000

Reexamination Certificate

active

10956909

ABSTRACT:
A backlight unit for a liquid crystal display device includes a lamp, a lamp housing surrounding the lamp with an opening, a prism light guide plate having a first side corresponding to the opening and having prisms at a lower surface thereof, the prism light guide plate including a first portion of an even surface at the lower surface adjacent to the lamp, and a reflector opposite the lower surface of the prism light guide plate.

REFERENCES:
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patent: 6305811 (2001-10-01), Beeson et al.
patent: 6629764 (2003-10-01), Uehara
patent: 6921178 (2005-07-01), Ohkawa
patent: 7048428 (2006-05-01), Tahara et al.
patent: 2003/0016930 (2003-01-01), Inditsky
patent: 2003/0081402 (2003-05-01), Jeon et al.
patent: 2003/0160911 (2003-08-01), Kano
Notification dated Jun. 23, 2006 from the German Patent Office for Application No. 10 2004 037033.8-51.
Office Action for corresponding German Patent Application Serial No. 10 2004 037 033.8-51 Jun. 23, 2007.

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