Help with a security question about motion detectors and ultrasonic system? - motion detector security alarm
An example of a situation in which an alarm motion detection can be used effectively.
Be chosen under what circumstances an ultrasonic system for a radio frequency?
Monday, January 25, 2010
Motion Detector Security Alarm Help With A Security Question About Motion Detectors And Ultrasonic System?
1 comment:
Ultrasound does not penetrate hard surfaces, but RF in the common building materials (glass, metal screens, wood, plaster - but not), ultrasound may be useful in an office in order to protect the inside, with no false positives from what happens outside in the adjacent rooms or corridors.
Other considerations are the type of material control in space and the types of movements that normally occur there. ) For example, certain vibrations (computer or noise could cause false alarms ultrasound electronica, and some magnetic interference can be a spark RF sensor devices (electricity, lightning in the vicinity of electric motors, lead, etc..)
Sensors are equipped with modern 3-D video processing, as is taught: "What are the types of movements or moving colors or shapes of objects and can therefore be alert to the possibility of other types of movements recorded in space surveillance.
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