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:
Apr. 23, 2013
Filed:
Jul. 17, 2008
Applicants:
Gregory C. Best, San Francisco, CA (US);
Bruce D. Riter, Los Altos, CA (US);
Bruce Edward Peetz, Los Gatos, CA (US);
Inventors:
Gregory C. Best, San Francisco, CA (US);
Bruce D. Riter, Los Altos, CA (US);
Bruce Edward Peetz, Los Gatos, CA (US);
Assignee:
Trimble Navigation Ltd., Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/69 (2011.01); H04B 1/707 (2011.01); H04B 1/713 (2011.01);
U.S. Cl.
CPC ...
Abstract
A method for estimating an unknown spreading code in a received signal by using a set of genetic algorithms. The method comprises: selecting at least one seed of the unknown spreading code for initialization purposes, wherein the unknown spreading code comprises a plurality of chips, and performing a breeding process of the unknown spreading code by executing a breeding algorithm.