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Patent Searching and Data


Title:
COMMUNICATION TERMINAL, SERVER DEVICE, MOVEMENT GUIDANCE SYSTEM, AND COMPUTER PROGRAM
Document Type and Number:
WIPO Patent Application WO/2017/170142
Kind Code:
A1
Abstract:
Provided are: a communication terminal which prevents as much as possible the occurrence of erroneous guidance, and events in which movement guidance based on a guidance route is not performed, after the communication terminal has acquired the guidance route from a server device; a server device; a movement guidance system; and a computer program. Specifically, this communication terminal 5 identifies areas to be updated, i.e. areas which are pieces of old-version map information in terminal-side map information 48 of the communication terminal 5 relative to device-side map information 25 of a server device 3, requests, from the server device 3, for at least the areas to be updated around the current position, movement guidance information 26 for guiding the movement of a moving body, and uses the movement guidance information 26 transmitted from the server device 3 in accordance with the request to guide the movement of the moving body.

Inventors:
AOYAMA SHINGO (JP)
TANIZAKI DAISUKE (JP)
OGAWA KOJI (JP)
NAKAMURA MOTOHIRO (JP)
WATANABE KAZUNORI (JP)
Application Number:
PCT/JP2017/011780
Publication Date:
October 05, 2017
Filing Date:
March 23, 2017
Export Citation:
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Assignee:
AISIN AW CO (JP)
TOYOTA MOTOR CO LTD (JP)
International Classes:
G01C21/34; G08G1/005; G08G1/0969; G09B29/00
Foreign References:
JP2003195743A2003-07-09
Other References:
See also references of EP 3385675A4
Attorney, Agent or Firm:
NEXT INTERNATIONAL (JP)
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