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:
Oct. 15, 2013
Filed:
Jul. 25, 2012
Takayuki Watanabe, Kariya, JP;
Hidetoshi Fujimoto, Makinohara, JP;
Takamitsu Suzuki, Okazaki, JP;
Takayuki Suzuki, Narashino, JP;
Kaoru Shibata, Kawasaki, JP;
Akio Samizu, Yokohama, JP;
Takayuki Watanabe, Kariya, JP;
Hidetoshi Fujimoto, Makinohara, JP;
Takamitsu Suzuki, Okazaki, JP;
Takayuki Suzuki, Narashino, JP;
Kaoru Shibata, Kawasaki, JP;
Akio Samizu, Yokohama, JP;
Denso Corporation, Kariya, JP;
Kousokuya, Inc., Kawasaki, JP;
Abstract
A map difference data generation apparatus includes: most recent and supplementary map data storage devices storing primary most recent and supplementary map data, respectively; a map update reflection device generating secondly most recent and supplementary map data according to an update of a first link, and generating tertiary most recent and supplementary map data according to an update of a second link; a determination device determining a dependency relationship between the update of the first and second links, in accordance with results of searching a route in the tertiary most recent and supplementary map data between first and second nodes, which are both ends of the second link; and a map difference data generation device generating map difference data, which defines a combination of the update of the first and second links, when the update of the first and second links have the dependency relationship.