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. 15, 2019

Filed:

Nov. 22, 2016
Applicant:

Hyundai Motor Company, Seoul, KR;

Inventor:

Kyung Ho Yoo, Seoul, KR;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/22 (2006.01); G01S 19/14 (2010.01); G01S 19/28 (2010.01); G01C 23/00 (2006.01); G01C 21/30 (2006.01); G01S 19/08 (2010.01); G01S 19/42 (2010.01);
U.S. Cl.
CPC ...
G01C 23/00 (2013.01); G01C 21/30 (2013.01); G01S 19/08 (2013.01); G01S 19/423 (2013.01); G01S 19/426 (2013.01);
Abstract

An apparatus for estimating a direction of a vehicle includes: a vehicle position calculator calculating a current position of the vehicle and a current time using a received satellite signal; a satellite candidate predictor predicting satellite candidates that are observable at the calculated current position of the vehicle using ALMANAC data in which information about positions and azimuths of satellites is included and using the calculated current position of the vehicle and current time; a road candidate searcher searching road candidates positioned around the vehicle based on the calculated current position of the vehicle; and a direction estimator estimating the direction of the vehicle using information about the predicted satellite candidates and the searched road candidates.


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