This method works on the same principle as capacitive button sensing ... Button – A capacitive button with large parasitic capacitance can work as a proximity sensor. The sensitivity of a proximity ...

Capacitive sensing is a contactless-sensing technique with numerous applications, ranging from proximity sensing (Fig. 1), gesture recognition, automotive rain sensors, and remote liquid-level ...

(This is the “Eddy Current Killed Oscillator,” or ECKO, principle ... sometimes affect the inductive sensor performance. Capacitive proximity sensors detect both metallic and non-metallic ...

The following guide provides a review of the types of proximity sensors for prolonged detection, followed by a look at capacitive sensing design specifically for occupancy-type solutions. A variety of ...