Scientists at Nanyang Technological University in Singapore have discovered a surprisingly simple way to create exotic light ...

The sensor continuously sends out infrared light and measures how much of that light is reflected. When a reflective object is within its set detection range, it returns a low signal. The Arduino ...

The Broadcom APDS-9960 is a digital RGB, ambient light, proximity and gesture sensor device in a single 8-pin package. The device has an I2C compatible interface providing red, green, blue, clear ...

The Raspberry Pi might sound like dessert, but it's actually a credit card–sized computer changing the world of DIY tech. First launched in 2012 by the Raspberry Pi Foundation, it was designed to make ...

Stick an Estimote Beacon at your desk, in your car, or on a package, and the Estimote Proximity SDK will let your app know when you enter or exit its range. Works indoors, in the background, and is ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. In this paper, we propose and analyze a waveguide-integrated interferometric sensor in ...

A light source and photosensor combine for effective, reliable, non-contact proximity detection of nearby objects. Non-contact proximity sensors detect the presence or absence of nearby objects ...

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 ...

Warzone 2.0 was launched with a plethora of new features for players to explore. One of the most engaging features is proximity chat which allows players to hear other players from a certain distance.