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:
Jun. 04, 2013
Filed:
Nov. 25, 2010
Applicants:
Yufeng Zhang, Calgary, CA;
Yang Gao, Calgary, CA;
Suen Lee, Calgary, CA;
Inventors:
Assignee:
Nexteq Navigation Corporation, Calgary, Alberta, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 19/43 (2010.01); G01S 19/30 (2010.01);
U.S. Cl.
CPC ...
Abstract
A method for determining a position using a GNSS system having a plurality of GNSS satellites and one or more augmentation systems, which method includes the steps of obtaining a code or phase measurement from the GNSS satellite signals, generating measurement groups, and generating corrected measurement groups by applying code or phase corrections from the augmentation systems, and applying combinations of the corrected measurements in a filter which outputs a position and ambiguity estimate.