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.:

US 9212919 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 15, 2015

Filed:

May. 29, 2013
Applicant:

Denso Corporation, Kariya, Aichi-pref., JP;

Inventor:

Osamu Kanematsu, Nagoya, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/32 (2006.01); G01C 21/26 (2006.01); G01C 21/12 (2006.01); G01C 21/30 (2006.01); G09B 29/10 (2006.01); G09B 29/00 (2006.01);
U.S. Cl.
CPC ...
G01C 21/32 (2013.01); G01C 21/30 (2013.01); G09B 29/004 (2013.01); G09B 29/106 (2013.01);
Abstract

A road learning device includes: a map data storage device; an own vehicle location detection portion; a travel data storage device; an unregistered road travelling determination device; an unregistered road travel data storage control device; a potential unregistered road track creation device; a first correction device that corrects a potential unregistered road track to be a first track; a map-matching trial device for the first track; a primary successful map-matching determination device; a second correction device that corrects the first track to be a second track when primary map-matching is unsuccessful; a secondary successful map-matching determination device for the second track; and a new map data storage control device that discards a group of unregistered road travel data when secondary map-matching is unsuccessful, merges the first track with the map data when the primary map-matching is successful, and merges the second track with the map data when the secondary map-matching is successful.


Find Patent Forward Citations

Kanematsu, Osamu. (2015). Road learning device (U.S. Patent No. 9212919). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9212919

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