[ladyada] has a freshly-published and amazingly thorough tutorial on passive infrared (PIR) motion sensors. Most often seen in security floodlights and automatic doors, in creative hands these sensors ...

A new software tool enables quicker integration of infrared sensors by optimizing product design’s evaluation, development, testing, and validation phases. More specifically, the tool streamlines ...

In this article, we implement a rain and ice sensor by analyzing the reflection of an infrared (IR) light source. This project uses proven techniques based on multiple reflections of IR light in the ...

Some readers may recall building a line-following robot during their school days. Involving some IR LEDs, perhaps a bit of LEGO, and plenty of trial-and-error, it was fun on a tiny scale. Now imagine ...

Anduril's new Iris AI-enabled EO/IR sensor riding atop the skin of an unidentified tactical fighter platform. The fighter was likely manned but the company says Iris is primarily intended for unmanned ...

Vishay’s VEML6046X00 RGB IR sensor is AEC-Q100 qualified for use in vehicle displays and interior lighting. This compact device integrates a photodiode, low-noise amplifier, and 16-bit ADC in an ...

There may be an actual hardware reason why Siri will never come to older Apple hardware. The iPhone 4S, iFixit discovered, has an IR sensor to let Siri know that you have held it up to your face. And ...