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:
Sep. 15, 2009
Filed:
Mar. 26, 2002
Applicants:
Hiroyuki Yamamoto, Tokyo, JP;
Katsutoshi Murata, Kunitachi, JP;
Inventors:
Hiroyuki Yamamoto, Tokyo, JP;
Katsutoshi Murata, Kunitachi, JP;
Assignee:
NTT DoCoMo, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 24/00 (2009.01); G01S 1/00 (2006.01); G01C 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Each time mobile communication terminalmoves a distance of 150 kilometers, it computes its approximate position by performing a stand-alone position measurement, and stores the approximate position. When mobile communication terminalneeds to precisely measure its location it notifies position measurement assist serverof the stored approximate position, to thereby perform a GPS position measurement operation by using satellite capturing data transmitted, accordingly, from position measurement assist server