This article introduces a Sigma-Delta analog-to-digital converter and its analog front-end circuit for partial discharge detection in gas insulated switchgear and other power grid devices, based on ...

Ultrasonic fingerprint sensors are taking smartphone security to the next level, offering reliable and fast unlocking even in less-than-ideal conditions. If you’re interested in experiencing ...

In this letter, we proposed an ultrasonic sensor-based resolution tunable displacement measurement system by using an extension spring. In the proposed method, a linear extension spring is vertically ...

An obstacle-avoiding robot using an ultrasonic sensor and motor control, programmed with Arduino to autonomously navigate and avoid obstacles by stopping, reversing, and turning.

A Smart Dumpster Monitoring System using Arduino Uno, ESP8266 WiFi module, and HC-SR04 ultrasonic sensor for real-time garbage level detection. Monitor trash can status remotely through a web ...