Title:
CHANGE NAVIGATION SYSTEM AND SYSTEM EQUIPMENT
Document Type and Number:
Japanese Patent JP2004352069
Kind Code:
A
Abstract:
To provide a system and a device which provides an information at good timing when new behavior is required such as when approaching or arriving at a station for change, and guides a route.
When the route is guided using a portable terminal, guidance is not made by receiving a signal regarding all positions but the guidance of the route is made only by using a signal of a radio transmitter installed at a point where the new behaviors such as change, arrival and an erroneous ride are generated.
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Inventors:
TAKEMOTO AKIO
Application Number:
JP2003151781A
Publication Date:
December 16, 2004
Filing Date:
May 29, 2003
Export Citation:
Assignee:
HITACHI LTD
International Classes:
B61L25/02; G06Q50/00; G06Q50/30; G06Q10/00; (IPC1-7): B61L25/02; G06F17/60
Attorney, Agent or Firm:
Yasuo Sakuta