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:
Mar. 13, 2012

Filed:

Oct. 04, 2010
Applicants:

Katsuhiko Takahashi, Tokyo, JP;

Daisuke Nishiwaki, Tokyo, JP;

Inventors:

Katsuhiko Takahashi, Tokyo, JP;

Daisuke Nishiwaki, Tokyo, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/46 (2006.01); G06K 9/72 (2006.01); H04W 24/00 (2009.01);
U.S. Cl.
CPC ...
Abstract

Words possibly included in a scene image shot by a mobile camera can be efficiently extracted using a word dictionary or a map database. Positional information acquiring meansmeasures a current position of the device to acquire positional information. Directional information acquiring meansdetects a direction of the device to acquire directional information. Character recognizing meansdetermines a range of shooting of a scene image based on the current positional information and the directional information. The character recognizing meansextracts from a map databaseinformation such as store names, building names, and place names associated with positions in the shooting range. Then the character recognizing meansconducts character recognition using word knowledge such as the extracted store names, building names, and place names.


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