Analog to digital converter with offset error correction
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United States of America Patent
Stats
-
Jun 29, 1982
Grant Date -
N/A
app pub date -
Apr 16, 1979
filing date -
Apr 16, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An analog to digital converter of the ramp-integrator type with provisions to reduce errors due to offset voltages. The cycle which is utilized includes a preconditioning cycle during which the capacitor is charged while the input to the buffer amplifier is connected to the datum level voltage, such as ground. A microprocessor is used to compute the unknown signal.
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Cited Art Landscape
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