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:
May. 13, 2008
Filed:
Sep. 18, 2006
Applicants:
Matthew Rabinowitz, Portola Valley, CA (US);
James J. Spilker, Jr., Woodside, CA (US);
Inventors:
Matthew Rabinowitz, Portola Valley, CA (US);
James J. Spilker, Jr., Woodside, CA (US);
Assignee:
Rosum Corporation, Mountain View, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Apparatus to determine the position of a user terminal, the apparatus having corresponding methods and computer-readable media, comprises a receiver to receive, at the user terminal, a wireless orthogonal frequency-division multiplexing (OFDM) signal comprising a scattered pilot signal; and a processor to determine a pseudo-range based on the scattered pilot signal; wherein a position of the user terminal is determined based on the pseudo-range and a location of a transmitter of the OFDM signal.