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.
Patent No.:
Date of Patent:
Jul. 31, 2012
Filed:
Dec. 17, 2010
Applicants:
Eric Van Doorn, Frederick, MD (US);
Sendil Rangaswamy, Gaithersburg, MD (US);
Inventors:
Eric van Doorn, Frederick, MD (US);
Sendil Rangaswamy, Gaithersburg, MD (US);
Assignee:
Intelligent Automation, Inc., Rockville, MD (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A security system for detecting physical intrusion in a monitored area including a plurality of radio units arranged in a network around the monitored area to determine received signal strength and pass variations thereof through the radio units to a base station.