Image defect correcting circuit for a solid state imager
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United States of America Patent
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Sep 1, 1992
Grant Date -
N/A
app pub date -
Jan 29, 1991
filing date -
Jan 31, 1990
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An image defect correcting circuit for a solid state imager arranged such that levels of output signals form respective pixels of a solid state image pickup element illuminated on its whole surface a light of uniform brightness are compared with a predetermined level, data indicative of a position of a pixel which outputs a signal of peculiar level is generated on the basis of a compared result, a video signal output from at least the pixel located at the position indicated by the position data is interpolated by using output signals of other pixels according to an interpolation processing and the output signals of the respective pixels and the video signal generated by the interpolation processing are selectively output on the basis of the position data.
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