Navigation apparatus for vehicles

Patent 5293163 Issued on March 8, 1994. Estimated Expiration Date:

August 18, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

Auto routing computer for eliminating the need for maps or travel instructions
Patent #: 4301506
Issued on: 11/17/1981
Inventor: Turco

Video system for assisting automobile traffic employing a segmented LCD display
Patent #: 4409583
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Inventor: Dahan , et al.

Adaptive in-vehicle route guidance system
Patent #: 5031104
Issued on: 07/09/1991
Inventor: Ikeda, et al.

Method and apparatus for searching for route
Patent #: 5041983
Issued on: 08/20/1991
Inventor: Nakahara, et al.

Fully optimized automatic parking facility management system
Patent #: 5091727
Issued on: 02/25/1992
Inventor: Mahmood

Method and apparatus for route-selective reproduction of broadcast traffic announcements
Patent #: 5095532
Issued on: 03/10/1992
Inventor: Mardus

Destination guidance method of vehicle navigating Patent #: 5103400
Issued on: 04/07/1992
Inventor: Yamada, et al.

Inventors

Assignee

Mazda Motor Corporation

Application

No. 108834 filed on 08/18/1993

US Classes:

340/995.13, Traffic information340/905, Highway information (e.g., weather, speed limits, etc.)340/988, VEHICLE POSITION INDICATION701/207, Employing position determining equipment701/208, For use in a map data base system701/210Route correction, modification, or verification

Examiners

Primary: Swarthout, Brent A.

Attorney, Agent or Firm

Price, Heneveld, Cooper, DeWitt & Litton

Foreign Patent References

3613195 DE. 11/13/1986

International Class

G08G 001/123

Foreign Application Priority Data

1990-06-06 JP

Abstract

A navigation apparatus for vehicles according to the present invention has a display device for displaying road information. The navigation system is designed to selectively display the road information which is close to the current position of the vehicle and/or the demands of the driver from a large amount of road information (each of which consists of image data to be displayed and logical data on which logical determination can be made).