Apparatus and method for active integrator optical sensors
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United States of America Patent
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Feb 29, 2000
Grant Date -
N/A
app pub date -
Jan 5, 1998
filing date -
Jan 6, 1997
priority date (Note) -
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Abstract
Active integrator optical sensor (13) having a photodetector (56) and an active integrator circuit. The active integrator circuit having an operational amplifier (50), an integrating capacitor (51) an offset capacitor (54) and a store capacitor (52). The active integrator circuit operating to integrate the electrical signal from photodetector (56).
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