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. 29, 2004
Filed:
Nov. 06, 2001
Yilin Zhao, Northbrook, IL (US);
Thomas M. King, Tempe, AZ (US);
George J. Geier, Scottsdale, AZ (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
Methods for determining the location of a satellite positioning system receiver by determining an estimated location of the receiver ( ), transmitting the estimated location of the receiver to a network, determining a reference altitude of the receiver at the network based upon the estimated location of the receiver ( ), and determining a new location of the receiver based upon the reference altitude of the receiver ( ). In some embodiments, terrain slope is determined at the estimated location for use in updating the estimated location. In some embodiments, satellite information and weighting factors used to estimate receiver location along with other parameters are utilized to update the estimated location.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile