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.

Date of Patent:
Feb. 17, 2009

Filed:

Oct. 17, 2005
Applicants:

Akio Sumizawa, Zama, JP;

Manabu Morita, Zama, JP;

Atsushi Hiroike, Kokubunji, JP;

Kishiko Maruyama, Kokubunji, JP;

Akinori Asahara, Kokubunji, JP;

Inventors:

Akio Sumizawa, Zama, JP;

Manabu Morita, Zama, JP;

Atsushi Hiroike, Kokubunji, JP;

Kishiko Maruyama, Kokubunji, JP;

Akinori Asahara, Kokubunji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

This abridged map generating apparatus includes an abridged map generation unit that generates an abridged map in which a shape of a road is simplified based upon road map data, wherein the road map data specifies the shapes of the road by shapes of links set for each predetermined road section, and the abridged map generation unit generates the abridged map by simplifying a shapes of a link or link series with fixed positions of both end points of the link or link series made by lining up a plurality of the links.


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