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Ultrasonic Motion Sensor | Cypress Semiconductor

Ultrasonic Motion Sensor

Last Updated: 
Jan 19, 2010

This element illustrates an implementation of a Doppler-Effect-based ultrasound motion detection sensor. The sensor is primarily intended to be used in security systems for detection of moving objects, but can be effectively involved in intelligent children’s toys, automatic door opening devices, and sports training and contact-less-speed measurement equipment.