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Differentiating Noise from Real Touch - The Key to Robust Capacitive Sensing | Cypress Semiconductor

Differentiating Noise from Real Touch - The Key to Robust Capacitive Sensing

Last Updated: 
Apr 15, 2011

Capacitive sensing is emerging as a popular interfacing alternative to switches and knobs in consumer electronics, front panel display applications, and many industrial and automotive sensors. This article describes different kinds of noise impacting any capacitive sensing technology and the methods that can be implemented to overcome different kinds of noise under varied environmental conditions.