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:
May. 24, 2011
Filed:
Dec. 14, 2007
Applicant:
Seiji Takahata, Okazaki, JP;
Inventor:
Seiji Takahata, Okazaki, JP;
Assignee:
Aisin AW Co., Ltd., Anjo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
Systems, methods, and programs create a road map data structure, the data structure including road network data in which a road is represented by a plurality of links connected in a link string. The systems, methods, and programs assign a link ID to each of the links of the road network data. For each link, the link ID has a numerical range set in accordance with both a length of the link and a road attribute, and the link ID is set sequentially in a connection order within the link string.
Takahata, Seiji. (2011). Road map data structure, road map data structure creating method, road map data storage medium, and navigation device (U.S. Patent No. 7949467). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7949467
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