Backlight for an electronic display
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United States of America Patent
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Aug 13, 1991
Grant Date -
N/A
app pub date -
Apr 11, 1990
filing date -
Apr 13, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A backlight having a reflection plate, a diffusion plate, a transparent light guide plate held between the diffusion plate and the reflection plate and having a reflection and diffusion surface adjacent to the reflection plate and a recessed light emitting surface adjacent to the diffusion plate, so that a space is defined between the recessed light emitting surface and the bottom surface of the diffusion plate adjacent thereto, a holder connected to the diffusion plate to define accommodation spaces between the opposite ends of the transparent light guide plate and the holder, and line light sources located in the accommodation spaces.
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