Liquid crystal display device using holographic diffuser
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United States of America Patent
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-
Feb 26, 2008
Grant Date -
May 8, 2003
app pub date -
Nov 6, 2002
filing date -
Nov 8, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
A liquid crystal display device includes a liquid crystal cell, a first polarizer under the liquid crystal cell, a backlight under the first polarizer, and a holographic diffuser over the liquid crystal cell. The holographic diffuser includes a spacer and a diffusing layer over the spacer. The spacer includes an open portion and a lower surface of the diffusing layer includes a holographic pattern.
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