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:
Jan. 13, 2015

Filed:

Oct. 08, 2012
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Sung Lok Choi, Gyeonggi-do, KR;

Hee Sung Chae, Daejeon, KR;

Won Pil Yu, Ulsan, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01); G01C 21/34 (2006.01);
U.S. Cl.
CPC ...
G01C 21/3446 (2013.01);
Abstract

Disclosed are an apparatus and a method for fast path search using learning of a heuristic function according to the present invention. An apparatus for fast path search according to the present invention includes: an input unit to receive destination information from a user, and to receive a search request for a path to the received destination information; a location recognizing unit to obtain current location information of the user when the search request for the path is received; and a control unit to search a map for a path from a start node corresponding to the current location information to a destination node corresponding to the destination information using a heuristic evaluation function.


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