Target detection method and apparatus and image acquisition device
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United States of America Patent
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Apr 14, 2015
Grant Date -
May 3, 2012
app pub date -
Mar 5, 2010
filing date -
Jul 3, 2009
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Abstract
A target detection method including the following steps controlling a modulated light emitting device to emit optical pulse signals with a first light intensity and a second light intensity to a target to be detected and a background, controlling an image sensor to acquire images of the target to be detected and the background, and distinguishing the target to be detected and the background, using the first frame image and the second frame image.
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