Infrared certainly has its uses, but if you’re trying to locate objects, ultrasonic detection is far superior. It’s contact-less, undetectable to the human ear, and it isn’t affected by smoke, dust, ...

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 ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

Around July last year when Corning announced the Gorilla Glass Victus, speculations were rife that the technology will feature on the Galaxy Note 20 first. Indeed, the Samsung Galaxy Note 20 was ...

Update March 4: The first phones with ultrasonic in-display fingerprint sensors, the Samsung Galaxy S10 and S10 Plus, are now on sale. Original story: It’s day one of Qualcomm’s annual Snapdragon Tech ...