Capacitive proximity sensor for automotive use
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 27, 2002
Grant Date -
N/A
app pub date -
Feb 7, 2000
filing date -
Jul 29, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides a capacitive sensor for fitting to the bumper of a vehicle to assist the driver when maneuvering the vehicle. The sensor comprises a guard plate and a sensor plate which are mounted on a vehicle bumper in use. The capacitance between the sensor plate and ground is measured to provide an indication of the proximity of any obstruction near the vehicle.
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