What that small flashing dot on your Samsung phone is trying to tell you

Have you ever noticed a tiny blinking light on the screen of your Samsung phone close to the camera? That light indicates ...
EDN

Proximity sensor is small, economical

Aimed at industrial, medical, and commercial applications, the OPB720 is less expensive than traditional proximity sensors. The under-$35 plastic-packaged LED-photodetector measures 27.9 x17.3 x 8.4 ...
Nasdaq

ROHM’s New Compact VCSEL Proximity Sensor Contributes to Greater Miniaturization and Battery Capacity in Wireless Earbuds and Other Wearable Devices

Santa Clara, CA and Kyoto, Japan, Sept. 27, 2023 (GLOBE NEWSWIRE) -- ROHM Semiconductor today announced a compact 2.0mm × 1.0mm proximity sensor, the RPR-0720, optimized for applications requiring ...
Hackaday

A DIY Proximity Sensor, Using Just Scrap Parts And Software

[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors. The ...
EDN

Laser Proximity Sensor Build Ideas

Laser Proximity Sensors use laser beams to detect the presence or absence of objects within a certain range. They are used in security systems, robotics, automation, and industrial processes, where ...