Thermal infrared image sensor
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United States of America Patent
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Sep 14, 1999
Grant Date -
N/A
app pub date -
Oct 22, 1997
filing date -
Oct 22, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A thermal type infrared image sensor is provided, the sensor including rows and columns of pixels forming a matrix, each pixel having a thermosensing element connected to a switch, vertical read lines connected to columns of pixels, a vertical reading circuit for extracting, in parallel, signals from rows of pixels in the matrix via the vertical read lines, an accumulator for accumulating signals output from the vertical reading circuit, a horizontal switching device and a horizontal scan circuit for sequentially and serially reading the accumulated signals.
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