Title:
マップデータを更新する方法及びナビゲーションシステム
Document Type and Number:
Japanese Patent JP2005519317
Kind Code:
A
Abstract:
The invention concerns a process for updating map data of a navigation system in a vehicle, wherein the navigation system includes a digital map of a road and path network as well as a digital supplemental map, wherein in the digital supplemental map data supplemental to the road and path network are stored. The process includes the steps: a) producing differential data for an updated digital map, using the digital map, b) replacing the digital map in the vehicle with the updated digital map, c) updating the digital supplemental map in the vehicle using the differential data.
Inventors:
Jochen Linkor
Application Number:
JP2003573385A
Publication Date:
June 30, 2005
Filing Date:
January 16, 2003
Export Citation:
Assignee:
BASF AKTIENGESELLSCHAFT
International Classes:
G09B29/00; G01C21/00; G01C21/32; G08G1/137; G09B29/10; (IPC1-7): G09B29/00; G01C21/00; G08G1/137
Attorney, Agent or Firm:
Johei Nakamura
Tomoko Morima
Tomoko Morima