TELEVISION AUTOMATIC INTRUSION DETECTION SYSTEM

• US 3,531,588 A
• Filed: 08/15/1967
• Issued: 09/29/1970
• Est. Priority Date: 08/15/1967
• Status: Expired due to Term

• Current Assignee: Earl M. Kartchner
• Original Assignee: Earl M. Kartchner
• Inventors: Kartchner, Earl M.
• Application Number:
  US04/660,732
• Time in Patent Office: 1,141 Days
• US Class Current: 348/155
• CPC Class Codes: G08B 13/19602 Image analysis to detect motion of the intruder, e.g. by frame subtraction
• CPC Class Codes: G08B 13/19634 Electrical details of the system, e.g. component blocks for carrying out specific functions

Claims