Video-type universal motion and intrusion detection system

Details Video-type universal motion and intrusion detection system Video-type universal motion and intrusion detection system

1974-09-30

1976-10-26

Britton, Howard W.

Telegraphy

Systems

Simplex-reversing periodic

340324AD, H04N 718

Patent

active

039885330

ABSTRACT:
A motion and intrusion detection system utilizing video techniques samples fixed points during a video scan of the field of view of a camera and stores information concerning the fixed scanned points. During subsequent scans, information concerning the respective scanned points is compared with previous scans and threshold conditions are set up in order to detect an alarm condition. Further, apparatus is provided to change the field of view of the video system and in order to automatically focus and zoom in to magnify a particular portion of the field of view. Still further, means is provided to display a "map" of the alarmed areas on the screen of the television monitor.

REFERENCES:
patent: 3590151 (1971-06-01), Keith
patent: 3740466 (1973-06-01), Marshall
patent: 3743768 (1973-07-01), Copland
patent: 3816648 (1974-06-01), Noll
patent: 3836710 (1974-09-01), Takahashi

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