Liquid crystal display device, display device and backlight device
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United States of America Patent
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Mar 13, 2007
Grant Date -
Nov 3, 2005
app pub date -
Apr 19, 2005
filing date -
Apr 23, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention provides a display device comprising a display panel and a backlight device comprising a main light guide body which irradiates light toward the display panel. A sub light guide body is arranged on the back surface of the main light guide body is divided in the center by a first air layer. Both end portions of the sub light guide are optically coupled to the main light guide, and a plurality of solid state light emitting elements are arranged in the inside of the air layer of the sub light guide.
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