First-person view of someone aiming a TV remote at a smart TV - Proxima Studio/Shutterstock In recent years, IR blasters have become a standard part of smart TV systems, but it's not always clear just ...

I switch phones quite frequently. My current favorite is the OnePlus 13 because in addition to packing exceptional hardware, it also offers a decades-old feature: an IR blaster. I find this ...

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 ...

Proximity sensing based on infrared signal acquisition and processing typically requires two parts to form the optical front end: an infrared LED and an optical sensor. The infrared LED beams infrared ...

[Dhananjay Gadre] happened across a useful little trick the other day. Take any old 1N4148 or 1N914 glass-package signal diode and wire it up right, and you’ve got yourself a nifty little IR detector.

In recent years, IR blasters have become a standard part of smart TV systems, but it's not always clear just what these devices are or do. For starters, the IR in the name stands for infrared, which ...