This project implements a Vehicle Speed Monitoring and Violation Detection System using an ESP32 microcontroller, IR sensors, and the Arduino IoT Cloud. It calculates the speed of vehicles in two ...
An IR sensor is located near the TV and wired to the receiver, which can be many feet away in the equipment rack. The receiver has an amplifier and an "IR blaster" that showers IR signals to all ...
Researchers at Aalto University have developed a new type of infrared photodiode that is 35% more responsive at 1.55 µm, the key wavelength for telecommunications, compared to other germanium ...