Infrared (IR) imaging radiometry is the science of using an IR camera to measure the amount of IR radiation from a target in a scene. Every pixel in the image formed by a radiometrically calibrated ...

Color sensing (as well as detecting empty spaces) settled on IR-based sensors commonly used in line-following robots. You can watch the clock in action in the video embedded below just under the ...

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 ...