With a standard old HC-SR04 ultrasonic sensor, an audio module and a servo to drive a custom gauge needle he’s made a device which can warn people around you if they’re too close for comfort.

While ultrasonic sensors are perhaps most often thought of for general object detection, as mentioned earlier, their ability to accurately detect translucent objects like water makes them well suited ...

The innovative V-shaped gas sensor features an advanced ultrasonic transmission design that enables efficient gas detection, ... ImageForNews_16227_17394425685168505.jpg ...

OnePlus 13 officially gets ultrasonic fingerprint sensor, ‘4D’ haptics, IP69 water resistance Follow Ben: Twitter/X , Threads , Bluesky , and Instagram Add 9to5Google to your Google News feed.

That should change this year, as Google is switching to an ultrasonic fingerprint sensor across the Pixel 9 series – except the Pixel 9 Pro Fold, which has a side-mounted fingerprint sensor.

Ultrasonic fingerprint scanners aren’t the only option if you want to hide the sensor in the display. Optical-capacitive fingerprint scanners are being used for this purpose too. The industry is ...

Toposens, a manufacturer of safety equipment, announces the launch of a 3D ultrasonic collision avoidance sensor for automotive and industrial vehicles. Called ECHO ONE, the product is based on ...

The bottom line is an ultrasonic under-display fingerprint sensor is always better than an optical sensor. So, kudos to Google for finally making the switch. The Pixel Fold 2 won’t get this upgrade ...