proximity sensor
Detects objects nearby
A proximity sensor is an electronic device that detects when an object comes near without physical contact.
Smartphones use them to turn off the screen during calls when held to your face.
They appear in automatic faucets, parking assist systems, and industrial machinery: The proximity sensor triggers when anything enters the danger zone.
- infraredHeat-bearing electromagnetic waves
- motionChange in position
- detectionAct of finding something
- touchlessRequiring no physical contact
- ultrasonicAbove audible frequency range
automatic · automatic door · door · faucet · trigger · range · distance · obstacle · collision avoidance · beam · motion detector · capacitive · inductive · presence · gesture · hands-free · parking · parking assist
- roboticsrobot, android, humanoid, robotic arm, servo
- alarmsalarm, fire alarm, alert, smoke alarm, burglar alarm
- detectorsmetal detector, smoke detector, motion detector, heat detector, lie detector
- measuring toolstape measure, ruler, yardstick, tablespoon, teaspoon
- phone featurescaller ID, call waiting, call forwarding, touchscreen, voicemail
- safety monitoringsmoke detector, fire alarm, carbon monoxide detector, security camera, baby monitor
proximity sensortouch sensor
Device detecting physical contact
pressure switch · pressure sensor · push button · camera · temperature sensor
proximity, sensor, proximate, proximal, approximate, approximately, approximation, sense, senses