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:
Mar. 24, 2015
Filed:
Jun. 24, 2013
Applicant:
Global Locate, Inc., Irvine, CA (US);
Inventors:
Jason Goldberg, Menlo Park, CA (US);
Charles Abraham, Los Gatos, CA (US);
Emre Tapucu, San Jose, CA (US);
Assignee:
Global Locate, Inc., Irvine, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/707 (2011.01); G01S 19/24 (2010.01); G01S 19/37 (2010.01); H04B 1/7075 (2011.01);
U.S. Cl.
CPC ...
G01S 19/24 (2013.01); G01S 19/37 (2013.01); H04B 1/70752 (2013.01);
Abstract
A method and apparatus for performing frequency analysis of sub-epoch correlations to estimate an unknown frequency of a received signal is provided. The method includes forming a sequence of correlation values from a plurality of correlations performed over a period less than a repeating period of a code, and analyzing the sequence of correlation values to estimate the frequency that is used to receive a signal comprising the code.