A world where documents talk, objects carry secrets, and your veins guide medical tools may be closer than it seems. A team of researchers from Universidad Carlos III de Madrid (UC3M), the ...

How it works is simple: you can track devices using Bluetooth on the ESP32, and through a combination of presence and signal strength, you can define a sensor that changes to an "on" state when your ...

This Arduino based IR reflectance sensor can be easily modified and adapted for various practical applications, including line-following robots and proximity or edge detection.

Build a Bidirectional Visitor Counter using Arduino and IR sensors to track entry and exit movements with real-time counting on an LCD display. This step-by-step guide covers circuit design, hardware ...

The right Joy-Con of the original model features an IR sensor called the “IR motion camera,” utilized in games like Ring Fit Adventure, Nintendo Labo, and Resident Evil Revelations. Each game uses the ...

Part 2 describes TIA applications in fiber-optic communication systems and makes recommendations for designs that are specific to each application in fiber-optic comms.

The mother of all motion sensors Quantum sensing milestone draws closer exquisitely accurate, GPS-free navigation Date: August 13, 2024 Source: DOE/Sandia National Laboratories Summary ...

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 ...

Aqara makes a lot of smart products, but they made their bones as a brand that produces smart sensors. Today, they’re launching the new Motion and Light Sensor P2, which uses Thread and Matter ...

Philips Hue's sibling brand already lets its smart lights act as motion sensors. Is Hue about to follow suit?

Obstacle sensor, based on TCRT5000, uses infrared diode and photo-receiver to detect obstacle in front of it - emitted light just reflects back to the sensor. Onboard, you'll find voltage comparator, ...

Ikea’s new sensors detect motion, water leaks, and whether doors and windows are open or shut. Also: Matter support for Ikea’s hub has been pushed back.