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:
Jun. 14, 2016

Filed:

Jan. 06, 2016
Applicant:

National Institute of Meteorological Research, Jeju-do, KR;

Inventors:

Kyu Young Choi, Jeju-do, KR;

Jong Chul Ha, Jeju-do, KR;

Kwang Deuk Ahn, Jeju-do, KR;

Hee Choon Lee, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06T 7/00 (2006.01);
U.S. Cl.
CPC ...
G06T 7/0044 (2013.01); G06T 7/0081 (2013.01); G06T 2207/20021 (2013.01); G06T 2207/20076 (2013.01);
Abstract

A method for estimating a position of a target by using an image acquired from a camera is provided. The method includes the steps of: (a) setting multiple virtual estimated reference points by dividing a view-path; (b) comparing altitude values of the respective estimated reference points with those of respective points on terrain; (c) searching neighboring virtual estimated reference points among the multiple virtual estimated reference points to satisfy a requirement under which a difference between an altitude zof one point among the neighboring estimated reference points and that of the terrain corresponding thereto and a difference between an altitude zof the other point among the neighboring estimated reference points and that of the terrain corresponding thereto have different signs; and (d) determining that the actual position of the target exists between the searched estimated reference points P.


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