Liquid crystal display with independently activated backlight sources
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United States of America Patent
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Aug 18, 1998
Grant Date -
N/A
app pub date -
Jan 31, 1996
filing date -
Feb 18, 1995
priority date (Note) -
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Abstract
A liquid crystal display 10 is backlit by more than one light source 20 which is operated independently. Selective usage of the light sources extends the useful operating time of batteries when the liquid crystal display is used with a portable computer system.
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