Arduino-based Bus Overload & Accident Detection System using Ultrasonic Sensor, GSM, Bluetooth, Servo Motor, Buzzer, and LCD. Automatically detects accidents, opens doors, sounds an alarm, and sends ...
The SparkFun Ultrasonic Distance Sensor - TCT40 (sen-24805) a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm.
Abstract: Proximity sensing is of great importance for robot control during human–robot collaboration (HRC). Commonly used machine vision sensors or photodetectors are subjected to the light block ...
Abstract: In a ball screw precision positioning system, a high-precision external displacement sensor can effectively identify the positioning error of the ball screw ...
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