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What is a Presence Detection Sensor (Proximity sensor)? As the name itself tells, presence detection means sensing the availability or presence in a proximity or near place without contacting. Basically, it detects the presence, distance, or absence of an object using sensors based on different technologies like optical, LASER, ultrasonic, Hall effect, capacitive, etc. Using …
What basically is motion sensing or detection? As the name itself tells the device or circuit which senses or detects the movement of a living or non-living body. It is a wide and great topic of interest in the field of electronics and artificial Intelligence. It is widely used in gaming industry along with toys, …
RCWL 0516 microwave radar sensor (PIR alternatives) WORKING PRINCIPLE The RCWL 0516 Sensor module has been designed specially for motion sensing and that to after considering the outcomes of common PIR motion sensors. Earlier PIR sensor was widely used in auto motion sensing devices like burglar alarms, security lights, motion sensing relay switch etc. Just …