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:
Nov. 21, 2006

Filed:

Mar. 11, 2005
Applicants:

Kimiyoshi Machii, Hitachi, JP;

Shigeru Matsuo, Hitachinaka, JP;

Katsuaki Tanaka, Hitachi, JP;

Yoshinori Endo, Mito, JP;

Mariko Okude, Hitachi, JP;

Michio Morioka, Hitachi, JP;

Inventors:

Kimiyoshi Machii, Hitachi, JP;

Shigeru Matsuo, Hitachinaka, JP;

Katsuaki Tanaka, Hitachi, JP;

Yoshinori Endo, Mito, JP;

Mariko Okude, Hitachi, JP;

Michio Morioka, Hitachi, JP;

Assignees:

Hitachi, Ltd., Tokyo, JP;

Xanavi Informatics Corporation, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/26 (2006.01); G06F 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A terminal apparatus has a simple map installed therein. When a map is desired, it is checked whether or not a map of a desired place exists in the simple map. If it exists, the map of the desired place is loaded from the simple map, or if it does not exist, the map of the desired place is downloaded from a navigation server.


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