Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
Reexamination Certificate
2008-04-29
2008-04-29
Ngo, Huyen (Department: 2871)
Liquid crystal cells, elements and systems
Particular structure
Having significant detail of cell structure only
C349S062000, C349S065000, C349S096000, C349S138000, C349S158000
Reexamination Certificate
active
07365814
ABSTRACT:
A liquid crystal display device includes a first substrate, a second substrate facing the first substrate, a liquid crystal layer made of liquid crystals injected between the first and the second substrates, and a backlight assembly arranged on an outer surface of the first substrate. The first substrate has a light guiding pattern containing a periodic structure formed from a medium whose refractive index is different from the refractive index of the first substrate. The light guiding pattern is operative to internally reflect light from the backlight assembly to a transmission region.
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Chinese Office Action dated Apr. 27, 2007 for corresponding Chinese Patent Application No. 2004100706887.
Brinks Hofer Gilson & Lione
LG. Philips LCD Co., Ltd
Ngo Huyen
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