Matches 1 - 8 out of 8


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US20090121870 METHOD FOR CALIBRATING A MICROWAVE MOTION DETECTOR AND A MICROWAVE MOTION DETECTOR  
A method of automatically calibrating a motion detector and a motion detector adapted for calibration using the method. The method comprises setting the motion detector to a calibration mode,...
US20100073165 MICROWAVE MOTION DETECTOR WITH TARGET ANGLE DETECTION  
The present invention is an alarm system that includes a dual technology motion sensor. The dual technology sensor includes a PIR sensor with a PIR detection pattern and a Doppler microwave...
US20100328068 Hand-Held Pocket-Sized Barrier Penetrating Motion Detector  
A motion detector utilizing a low microwave frequency that penetrates dry, non-metallic barriers and detects motion by sensing a Doppler shift in the received signal that has been reflected off of...
US20090224913 DIRECTION OF TRAVEL MOTION SENSOR  
A microwave direction of travel detector and method of detecting the direction of an intruder in a protected region. The microwave direction of travel detector transmits and receives, by a...
US20100013636 MICROWAVE RANGING SENSOR  
A method for detecting an intruder in a protected space that uses a microwave frequency sensor to determine an accurate distance measurement to the intruder. The accurate distance measurement...
US20100201518 MICROWAVE CURTAIN SENSOR  
A method and apparatus are provided for detecting an intruder. The method includes the steps of receiving an echo from opposing sides of a curtain line extending through the secure area,...
US20120126980 SELF-TEST METHOD FOR A MICROWAVE MODULE  
A method and apparatus are provided for automatically testing microwave instruction detection modules of a security system. The method includes the steps of detecting intruders within a protected...
US20160240056 MICROWAVE MOTION SENSING TECHNOLOGY AND ITS APPLICATION THEREOF  
A microwave motion sensor has a circuit assembly for intrusion detection in a predetermined space. The microwave motion sensor comprising a control unit, a microwave sensing unit and a microwave...
Matches 1 - 8 out of 8