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:
Dec. 13, 2011
Filed:
Jul. 06, 2010
Applicants:
Jacques Y. Guigné, Paradise, CA;
James A. Stacey, Paradise, CA;
Nicholas G. Pace, Bath, GB;
Andre Pant, Paradise, CA;
Inventors:
Jacques Y. Guigné, Paradise, CA;
James A. Stacey, Paradise, CA;
Nicholas G. Pace, Bath, GB;
Andre Pant, Paradise, CA;
Assignee:
Intelligent Sciences, Ltd., Paradise, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S 3/48 (2006.01); G01S 5/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system of determining a position of a mobile device within a surveillance volume includes a phase difference array comprising a spatially diverse array of N sensors for detecting RF signals from the mobile device and acquiring phase difference data from the RF signals, N being greater than 4. The system includes a processor for processing the phase difference data and determining the position of the mobile device from the phase difference data.