In a smartphone, a proximity sensor is located by the phone speaker. It turns off the touch detection during a phone call; otherwise a person's ear would activate functions when pressed against ...

Carefully clean the front of the phone with a dry, lint-free cloth, noting that the proximity sensor is that little dot just above the speaker on the face of the phone. And if that doesn't fix the ...

Mobile proximity is ready for its coming-of-age moment this year, thanks to a better understanding of technology, methodology and best practice from all parties involved. Here are five predictions ...