The proximity sensor market is growing rapidly as IoT infiltrates industrial and automotive markets but is in the early stages of growth for residential. According to Markets and Markets, the ...

The LED in your smartphone's proximity sensor, for example, is made from III-V semiconductors, so called because they contain elements from the third and fifth columns of the periodic table.

One challenge for LED production is that it's difficult to make them from silicon meaning the LED sensor has to be made separately from the device it's embedded in. That could be changing with a ...