Title:
車両用ナビゲーションシステム
Document Type and Number:
Japanese Patent JP4098106
Kind Code:
B2
Abstract:
A car navigation system searches for a route from a start point to a destination, and provides guidance along the route. The car navigation system includes a trifurcate guidance section that makes a decision of considering two consecutive bifurcate guidance nodes among guidance nodes stored in a guidance node storing section as a single trifurcate guidance node, and makes a decision of a guidance direction to be provided as trifurcate guidance. The trifurcate guidance section provides the trifurcate guidance at the single trifurcate guidance node via a guidance section. The car navigation system can provide the guidance indicating a driver the way to proceed plainly, when two successive bifurcate intersections are present in a short distance.
Inventors:
Takashi Irie
Application Number:
JP2003020474A
Publication Date:
June 11, 2008
Filing Date:
January 29, 2003
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
G01C21/00; G09B29/00; G01C21/34; G08G1/0968; G08G1/0969; G09B29/10
Domestic Patent References:
| JP9304105A | ||||
| JP2001059733A |
Attorney, Agent or Firm:
Hideaki Tazawa
Konobu Kato
Hamada Hatsune
Konobu Kato
Hamada Hatsune