Proximity sensor for a parking area
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United States of America Patent
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Apr 24, 2012
Grant Date -
Oct 21, 2010
app pub date -
Apr 1, 2010
filing date -
Apr 1, 2009
priority date (Note) -
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Abstract
A proximity sensor for a parking area designed to detect the presence of an obstacle constituted by a parked vehicle, comprises a transmitting radar, designed to send electromagnetic pulses towards the obstacle, a receiving radar, designed to receive the pulses reflected by the obstacle, and a processing circuit, designed to compare samples detected in a certain condition of absence of an obstacle in a calibration step with those detected in a condition of detection of an obstacle to determine the presence/absence of the obstacle.
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