Liquid crystal cells – elements and systems – Particular structure – Holder – support – frame – or housing
Reexamination Certificate
2011-04-19
2011-04-19
Ngo, Julie-Huyen L (Department: 2871)
Liquid crystal cells, elements and systems
Particular structure
Holder, support, frame, or housing
C349S059000, C345S094000, C252S299010
Reexamination Certificate
active
07929072
ABSTRACT:
An object of the present invention is to reduce the exterior of a display device while retaining a display screen at a certain size. A liquid crystal display panel including a TFT substrate formed with a glass substrate and a color filter substrate is stored in a frame made of a metal. In order to avoid the direct contact between the glass substrate and the frame made of a metal, part of an optical sheet included in a backlight disposed behind the liquid crystal display panel is extended to lie between the liquid crystal display panel and the frame, and is regarded as a spacer. Since the thickness of the optical sheet is as small as 0.06 mm, the spacer hardly affects the external dimensions of a display device. Consequently, while a crack of the glass substrate is prevented, the exterior of the display device can be reduced.
REFERENCES:
patent: 2003/0223020 (2003-12-01), Lee
patent: 2008/0273136 (2008-11-01), Hisada
patent: 2009/0268121 (2009-10-01), Hisada
patent: 2005-338497 (2004-05-01), None
patent: 2007232809 (2007-09-01), None
A. Marquez, Esq. Juan Carlos
Hitachi Displays. Ltd.
Ngo Julie-Huyen L
Stites & Haribson PLLC
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