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:
Aug. 21, 2012
Filed:
Mar. 31, 2008
Toru Sakai, Nukata Aichi, JP;
Norihiro Nakamura, Toyokawa Aichi, JP;
Isao Moribe, Okazaki Aichi, JP;
Hironobu Sugimoto, Aichi, JP;
Tomoki Kodan, Nagoya Aichi, JP;
Toru Sakai, Nukata Aichi, JP;
Norihiro Nakamura, Toyokawa Aichi, JP;
Isao Moribe, Okazaki Aichi, JP;
Hironobu Sugimoto, Aichi, JP;
Tomoki Kodan, Nagoya Aichi, JP;
Aisin AW Co., Ltd, , JP;
Abstract
When updating meansfor performing a differential update on map data M using update data U performs an update on the map data M using update data U stored on a recording medium R, update data U having section identification information that matches the section identification information of the map data M and a later update version than the update version of the map data M are extracted from the plurality of update data U stored on the recording medium R, and a differential update is performed on the map data M using the extracted update data U.