This Arduino library provides a simple C++ class for ultrasonic distance sensors (SRF04, SRF05, HC-SR04). It supports measuring distances in centimeters or inches, object detection within a threshold, ...

A new category of sensing technology transforms mobile robot vision from 2D to 3D, improves safety performance and provides 50-80% cost savings compared to traditional, LiDAR-based systems and sensor ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (October 2025) that make the cut: ...

Abstract: This letter presents a real-time bed-exit alarm system using ultrasonic sensors, infrared (IR) sensors, and an accelerometer. The ultrasonic sensors detect the elderly in bed; the IR sensors ...

Abstract: In this paper authors propose the mobile robot and its navigation system development. This navigation system is based on two ultrasonic sensors HC-SR04. The device driver is developed. And ...

This project is a real-time monitoring solution for diesel engines, utilizing various sensors to track temperature and vibrations. The sensors are connected to an Arduino Mega 2560, which sends data ...