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.:

US 7346450 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 18, 2008

Filed:

Apr. 06, 2004
Applicant:

Yoshimasa Usui, Nagoya, JP;

Inventor:

Yoshimasa Usui, Nagoya, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

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

A stop area is set in an arbitrary area where map matching processing is to be stopped, by an operation switch group or a remote controller. When a vehicle enters the stop area, the map matching processing is stopped, and when the vehicle exits from the stop area, the map matching processing is performed. It is supposed that a situation where the map matching processing should be performed has changed to a situation where the map matching processing should be stopped or vice versa. Here, since the stop area can be set in advance, it is not necessary to perform any selection operation. Thus, load on a driver during driving the vehicle can be reduced.


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