Flat panel display lighting system
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United States of America Patent
Stats
-
Oct 24, 1995
Grant Date -
N/A
app pub date -
Jul 20, 1993
filing date -
Jul 20, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A flat panel display lighting system is disclosed wherein a thin, flat light guide has two spaced major surfaces with light introduced into one edge of the guide. Light is extracted from the light guide by the facets in a plurality of parallel microgrooves disposed to intersect the light introduced into the light guide. A liquid crystal display is placed adjacent to the light guide to be backlit or frontlit.
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Family
International Classification(s)
Cited Art Landscape
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