Image display apparatus
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United States of America Patent
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-
Mar 1, 2011
Grant Date -
Dec 28, 2006
app pub date -
May 19, 2006
filing date -
Jun 22, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
At least one exemplary embodiment is directed to an image display apparatus which displays an image on a surface to be scanned and includes a light source configured to emit a light beam modulated on the basis of image information, a scanner configured to scan the surface to be scanned with the light beam emitted from the light source, a light receiver configured to receive the light beam that is incident upon a particular area of the surface to be scanned when the surface to be scanned is scanned with the light beam, a first determiner configured to determine whether or not an output signal from the light receiver are output at a predetermined time interval, and a controller configured to control driving of the light source on the basis of a determination signal from the determiner.
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