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.:

US 6859172 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 22, 2005

Filed:

Feb. 17, 2003
Applicants:

Michael W. Powers, Lubbock, TX (US);

Sam D. Sorensen, Lubbock, TX (US);

Chuck C. Williams, The Colony, TX (US);

John W. Walter, Lubbock, TX (US);

Adam V. Behnke, Lubbock, TX (US);

Inventors:

Michael W. Powers, Lubbock, TX (US);

Sam D. Sorensen, Lubbock, TX (US);

Chuck C. Williams, The Colony, TX (US);

John W. Walter, Lubbock, TX (US);

Adam V. Behnke, Lubbock, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S005/02 ; G01S003/02 ; H04Q007/20 ;
U.S. Cl.
CPC ...
Abstract

A system includes antenna control stations and a system interface. Each antenna control stations directs an orientation of an associated antenna to search for an identification signal associated with a mobile phone. The antenna control station communicates a detection response describing the orientation of the associated antenna. The system interface computes the location of the mobile phone based on the detection responses received from the antenna control stations.


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