XDA Developers on MSN

5 ESP32 projects that turned out more useful than any store-bought smart device

Local-first wins.
Tech Xplore

Ultrasonic sensor eliminates inspection blind spots in extreme environments

The Korea Research Institute of Standards and Science (KRISS) has developed an ultrasonic sensor technology that applies a ...
IEEE

Integrated BLE PIFA Sensor with Machine Learning for Liquid Level Detection in IoT Applications

Abstract: This paper presents an integrated Bluetooth Low Energy (BLE) planar inverted-F antenna (PIFA) sensor designed for noncontact liquid level detection using microwave sensing in the 2.4 GHz ISM ...
IEEE

Enhancing Vehicle Safety: An Arduino-Based Real-Time Collision Avoidance System Using Ultrasonic Sensors and Warning Alerts

Abstract: This paper provides details about the design and operation of a Collision Avoidance System in smart cars, with the Arduino board as the central control unit, interfaced with an ultrasonic ...