Control of windshield wiper by integration and differentiation of sensor signal
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United States of America Patent
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Aug 18, 1992
Grant Date -
N/A
app pub date -
Nov 30, 1990
filing date -
Jan 12, 1990
priority date (Note) -
Expired
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Abstract
A method and a system for controlling a windshield wiper, particularly on a motor vehicle, provides that the windshield wiper is automatically activated as a function of the intensity of rain. A frequency-limited variation of the signal of a sensor serves as a measure of the intensity of the rain.
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