METHOD AND RADAR ARRANGEMENT FOR MONITORING A MONITORING AREA
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United States of America Patent
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Issued Date -
Apr 29, 2010
app pub date -
Nov 13, 2007
filing date -
Nov 24, 2006
priority date (Note) -
Abandoned
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Abstract
In the case of a radar arrangement for monitoring a monitoring area (1) having a radar transmitter (in 3) which continuously emits a measurement signal, having a radar receiver (in 3) for the measurement signal reflected from a moving object (6) and having an evaluation device for evaluation of a Doppler frequency, and improvement is achieved in object identification and a reduction is achieved in false alarms by providing at least one reflector (4) in the emission area of the radar transmitter (in 3), which reflects a radar signal emitted from the radar transmitter (in 3) to the radar receiver (in 3), by the evaluation of the Doppler frequency being periodically interrupted, and by the capability to switch the evaluation device, during the interruption, to evaluation of the existence or strength of the radar signal received by the radar receiver (in 3).
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