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Patent Searching and Data


Title:
CENTER DEVICE, PROGRAM, MAP INFORMATION TRANSMISSION METHOD, AND NAVIGATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/020886
Kind Code:
A1
Abstract:
The present invention discloses a center device (10) that enables a navigation device (20) to conduct guidance according to a route on the basis of the latest map information, without imposing a heavy load on a communication network. The center device (10) calculates a guide route (center route) on the basis of the latest of the map information and information received from the navigation device (20), specifies the map information that can be used by the navigation device (20), and calculates a guide route (navigation route) on the basis of the specified map information and the information received from the navigation device (20). On the basis of the center route and the navigation route, the center device (10) specifies, from the map information, different map information necessary for the navigation device (20) to give guidance on the center route, and transmits the specified map information to the navigation device (20).

Inventors:
YANO MAKOTO (JP)
FUKUMOTO MOTOHIRO (JP)
HIRANO HIROYUKI (JP)
SUZUKI TAKAMITSU (JP)
Application Number:
PCT/JP2013/004579
Publication Date:
February 06, 2014
Filing Date:
July 29, 2013
Export Citation:
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Assignee:
DENSO CORP (JP)
International Classes:
G01C21/26; G08G1/0969; G09B29/00
Domestic Patent References:
WO2009078101A12009-06-25
Foreign References:
JP2011179844A2011-09-15
JP2003315056A2003-11-06
JP2002303523A2002-10-18
JP2011007504A2011-01-13
Attorney, Agent or Firm:
KIN, Junhi (JP)
Gold Junki (JP)
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