I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...
Vishay Intertechnology, Inc. announced a new fully integrated proximity and ambient light optical sensor with the industry's lowest height of 0.8 mm. The VCNL4020 combines an IR emitter, a ...
Compact mobile devices have a new miniature, low-cost optical proximity sensor at the ready. In mobile phones, for example, the HSDL-9100-021 sensor makes it possible ...
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