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:
Dec. 03, 2013
Filed:
Nov. 25, 2009
Applicants:
Shaowei Pan, Kildeer, IL (US);
Xiaohua Wu, Kildeer, IL (US);
Chuntao Zhang, Streamwood, IL (US);
Inventors:
Assignee:
Other;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 24/00 (2009.01);
U.S. Cl.
CPC ...
Abstract
A first position () of the mobile client is determined at least in part by utilizing first signals received from at least one first signal source. The first signal source operates in a first location determination system (). A second position () of at least one second signal source () is determined by utilizing both the determined first position of the mobile client and second signals received from the at least one second signal source (). The second signal source () operates in a second location determination system. A third position () of the mobile client is determined utilizing the second signal source ().