Area light source apparatus and liquid crystal display...

Details Area light source apparatus and liquid crystal display... Area light source apparatus and liquid crystal display...

2011-01-11

2011-01-11

Nelms, David (Department: 2883)

Liquid crystal cells, elements and systems

Particular structure

Particular illumination

C349S062000, C349S064000, C349S069000, C349S095000, C362S097100, C362S097200, C362S097300

Reexamination Certificate

active

07868969

ABSTRACT:
Disclosed herein is an area light source apparatus for illuminating a liquid crystal display apparatus of the transmission type, which has a display area formed from a plurality of pixels arrayed in a two-dimensional matrix, from the back, including: a plurality of light emitting element assemblies each provided as a light source and each including a light emitting element and a lens through which light emitted from the light emitting element passes; and a plurality of dummy lenses disposed in the proximity of each of the light emitting element assemblies and configured same as the lenses of the light emitting element assemblies.

REFERENCES:
patent: 6633351 (2003-10-01), Hira et al.
patent: 6897911 (2005-05-01), Yamaguchi
patent: 2002/0149943 (2002-10-01), Obata
patent: 2006/0221592 (2006-10-01), Nada et al.
patent: 2005-258403 (2005-09-01), None

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