Patent ID: 6853936

Claim:
A camera calibration system comprising: a first transmitter for transmitting a first signal; a second transmitter for transmitting a second signal; a second receiver; a third transmitter for transmitting a first plurality of signals, said second receiver and said third transmitter being movable together as a common unit so that said second receiver receives said first signal and said second signal and so that said first plurality of signals are receivable by a first camera to be calibrated; and a processor in electrical communication with said second receiver and the first camera, said processor being capable of receiving a second plurality of signals from the first camera to be calibrated, said second plurality of signals indicative of receipt of said first plurality of signals, said processor capable of generating a third signal indicative of calibration of the first camera and being configured to determine a relative coordinate system of said common unit, said first transmitter and said second transmitter, and the first camera based at least in part on said first signal, said second signal, and said second plurality of signals.