and touchless interfaces for handsets, eReaders, netbooks, tablets, personal media players, toys, office equipment, industrial controls, security systems, point-of-sale stations and many other products. A proximity
sensor's detection range and sensitivity is determined by the system's signal-to-noise ratio (SNR); the higher the SNR, the longer the range. Numerous variables contribute to a system's SNR including ambient noise/light compensation, photo-diode sensitivity, filtering and
analog-to-
digital...
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