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.

Date of Patent:
Oct. 06, 2015

Filed:

May. 10, 2011
Applicants:

Manabu Ota, Tokyo, JP;

Yasuo Morinaga, Tokyo, JP;

Inventors:

Manabu Ota, Tokyo, JP;

Yasuo Morinaga, Tokyo, JP;

Assignee:

NTT DOCOMO, INC., Tokyo, JP;

Attorney:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 7/18 (2006.01); H04N 5/33 (2006.01); G01C 21/20 (2006.01); G01C 21/36 (2006.01); G08G 1/005 (2006.01); G08G 1/13 (2006.01); G01S 5/00 (2006.01); G01S 5/02 (2010.01);
U.S. Cl.
CPC ...
H04N 7/18 (2013.01); G01C 21/20 (2013.01); G01C 21/3602 (2013.01); G01C 21/3679 (2013.01); G01S 5/0018 (2013.01); G01S 5/0257 (2013.01); G08G 1/005 (2013.01); G08G 1/13 (2013.01);
Abstract

In a terminal location specifying system, landmark information of a landmark located within a specified distance from an approximate position is retrieved based on approximate position information of a mobile terminal, and the retrieved landmark information is transmitted to the mobile terminal. The mobile terminal can thereby acquire the landmark information about the landmark located in the vicinity of the mobile terminal. Further, because the landmark information pre-stored in a server is transmitted to the mobile terminal, it is possible to reliably specify the position of the mobile terminal based on the landmark image. Then, the photographing position of the image is analyzed based on the landmark image, and the photographing position is managed as the located position of the mobile terminal and used for position correction, and it is thus possible to accurately specify the position of the mobile terminal.


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