Patent ID: 6437819
Filing Date: 2002-08-20
Classification: H04N

Abstract:
A system for automated tracking of persons with pan/tilt/zoom cameras, comprising:(a) a computer system, (b) a pointing device connected to said computer system, providing a means of designating a person to be tracked, (c) a means of digitizing an input camera video signal connected to said computer system, (d) an interface means allowing a camera motion control signal to be input to said computer system, (e) a camera multiplexing means allowing a particular set of camera video and motion control signals to be selected from a multiplicity of said signals and passed through to appropriate input and output connections, (f) an interface means allowing a selector signal and camera motion control signals to be output from said computer system to said camera multiplexing means; and (g) a software program running on said computer implementing an algorithm providing a means of issuing camera motion control signals to said interface means and multiplexing means in such a manner as to keep the designated person to be tracked centered in the field of view of a pan/tilt/zoom camera.