The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 22, 1999

Filed:

Oct. 17, 1996
Applicant:
Inventors:
Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B / ;
U.S. Cl.
CPC ...
340506 ; 340511 ; 340517 ; 340522 ; 340541 ; 340565 ;
Abstract

A method of operating an intruder detector system comprising deploying plural intruder sensors in or adjacent a region to be protected, transmitting signals from each sensor to a processor, the signals relating to at least one local environmental ambient condition, processing the signals to determine a common ambient condition associated with the intruder sensors, transmitting a control signal to each of the sensors, and automatically adjusting the sensors in response to the control signal to substantially vary detection parameters thereof.


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