Method and device for detecting the surface character of objects in road traffic or of persons
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United States of America Patent
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Apr 30, 2013
Grant Date -
Aug 27, 2009
app pub date -
Mar 23, 2006
filing date -
May 9, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method for detecting the surface character of objects in road traffic or of persons, especially pedestrians, vehicles, obstacles and the like, in which signals are emitted from a vehicle that are reflected by a person or an object, and in which the reflected signals are received and evaluated in the vehicle, wherein the emitted signals are transmit pulses whose echo pulses are received, and based on the signal characteristics of the echo pulses, the surface character is inferred, and from that, it is inferred whether a person or an object is positioned in front of the vehicle.
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