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:
Dec. 29, 2015
Filed:
Nov. 27, 2013
Applicant:
Korea Aerospace Research Institute, Seoul, KR;
Inventors:
Woon Ki Hong, Seoul, KR;
Eun Sung Lee, Seoul, KR;
Kwang Sik Choi, Seoul, KR;
Moon Beom Heo, Seoul, KR;
Gi Wook Nam, Seoul, KR;
Assignee:
Korea Aerospace Research Institute, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); B64G 1/10 (2006.01);
U.S. Cl.
CPC ...
B64G 1/10 (2013.01);
Abstract
Provided is a satellite navigation visibility calculation apparatus. The satellite navigation visibility calculation apparatus includes a processing unit configured to binarize an input sky view image to create an binary image, an extraction unit configured to extract a plurality of feature points from the binary image, and a calculation unit configured to calculate satellite navigation dilution of precision (DOP) corresponding to the sky view image using the plurality of feature points.