Illumination apparatus for display device, display device...

Liquid crystal cells – elements and systems – Particular structure – Holder – support – frame – or housing

Reexamination Certificate

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Details

C349S056000, C349S062000, C362S280000

Reexamination Certificate

active

07924365

ABSTRACT:
In a backlight apparatus, laminated optical sheets are housed in a tray such that a wall portion thereof surrounds their circumferences so that the optical sheets receive light from fluorescent lights. Tips of one corner portion A of optical sheets preferably have a shape in which the tips are trimmed by line segments extending between two edges defining the corner portions. At the wall portion of the tray, an opposing surface is formed along the line segments of the corner portions so as to correspond to the shape of the corner portions having tips trimmed off. The opposing surface restrains the line segments.

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patent: 7538759 (2009-05-01), Newton
patent: 7731376 (2010-06-01), Takata
patent: 2002/0080298 (2002-06-01), Fukayama
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patent: 2004/0263716 (2004-12-01), Lee et al.
patent: 2005/0062902 (2005-03-01), Fukayama
patent: 2007/0242183 (2007-10-01), Fukayama
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patent: 2009/0310060 (2009-12-01), Sudo et al.
patent: 1651988 (2005-08-01), None
Takata; “Illumination Apparatus for Display Device, Display Device Using the Same, and Television Receiver Apparatus Comprising the Display Device”; U.S. Appl. No. 12/014,118; filed Jan. 15, 2008.
Takata; “Illumination Apparatus for Display Device, Display Device Using the Same, and Television Receiver Apparatus Comprising the Display Device”; U.S. Appl. No. 12/565,979; filed Sep. 24, 2009.

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