There is a lot of buzz about electromagnetic (EM) detection and ranging sensor technology, which encompass radar, lidar, infrared (IR), ultra-wide bandwidth (UWB), and many others. However, there are ...
This post is a review of the popular waterproof ultrasonic sensor JSN-SR04T. I hope this will serve as a backdrop for some interesting ultrasonic distance sensor experiments and projects. A number of ...
Xiaomi's flagship smartphones have had in-display fingerprint sensors for many years now, but they've all been of the optical variety. The same goes for OnePlus. That might, however, change next year ...