Ultrasonics refers to signals that are above the human hearing span (>20 kHz), and usually in the 40- to 70-kHz range. These signals are used like radar—they’re radiated toward a target and reflected ...
HONG KONG, HONG KONG, February 5, 2026 /EINPresswire.com/ — ZERA, a leader in innovative home and personal care electronics, announced the launch of the ZERA Sonic ...
A small PlatformIO/Arduino project that measures distance using an ultrasonic sensor (HC-SR04 or similar) and prints the measured distance over the serial port. This README explains how to open the ...
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 ...
ROS Laser Bot is a ROS Kinetic autonomous navigation project for TurtleBot using the Stage simulator and a Hokuyo laser model. It implements three smooth controllers—basic, advanced, and TF-based—to ...
Abstract: The task of helping visually impaired people with the help of technical means has been relevant for more than half a century. A large number of works have been written on this topic, and a ...
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