Method and apparatus for controlling integration time in imagers
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United States of America Patent
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Issued Date -
Mar 17, 2005
app pub date -
Sep 16, 2003
filing date -
Sep 16, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method and apparatus for controlling integration time in an imager. An embodiment provides a CMOS image sensor having a timing control unit which operates a global reset function, a mechanical shutter operation to mechanically end integration time and a rolling readout. The use of a global reset to start an integration period and a mechanical shutter to end an integration period allows the rolling readout to be conducted without blurring.
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