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:
Jul. 10, 2018
Filed:
Dec. 21, 2015
Applicant:
Clarion Co., Ltd., Saitama, JP;
Inventors:
Norikazu Nara, Irvine, CA (US);
Stephen Chiu, Newport Coast, CA (US);
Megumi Kawata, Irvine, CA (US);
Assignee:
CLARION CO., LTD., Saitama-Shi, Saitama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/20 (2006.01); G01S 19/46 (2010.01); G01S 19/14 (2010.01); G01S 19/45 (2010.01);
U.S. Cl.
CPC ...
G01S 19/46 (2013.01); G01S 19/14 (2013.01); G01S 19/45 (2013.01);
Abstract
A portable terminal includes a GPS unit configured to receive a GPS signal, a GPS processing section configured to detect GPS accuracy at an interval and detect the position of a vehicle on the basis of the GPS signal received by the GPS unit, and an information processing section configured to detect entrance timing, which is timing when the GPS accuracy is detected when the vehicle is located at an entrance point of a multi-storey parking structure, on the basis of transition of the GPS accuracy detected by the GPS processing section at the interval.