Process and system for the operation of a resistive moisture sensor
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United States of America Patent
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Jan 19, 1999
Issued Date -
N/A
app pub date -
Jul 30, 1997
filing date -
Mar 7, 1995
priority date (Note) -
Expired
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Abstract
A process and a system for the operation of a resistive moisture sensor, in particular on the windshield of a motor vehicle, wherein the conductivity of the moisture sensor is measured shortly after a sudden change in a signal fed to the moisture sensor and measured at at least one later time. Information as to the nature and degree of the dirtying of the windshield is obtained by the measured values.
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