Communication navigation system and method, program storage...

Data processing: vehicles – navigation – and relative location – Navigation – Employing position determining equipment

Reexamination Certificate

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Details

Other Related Categories

C701S202000, C340S990000

Type

Reexamination Certificate

Status

active

Patent number

06947837

Description

ABSTRACT:
A communication navigation system is provided with: a communication navigation terminal (5) and a communication center apparatus (3) with a communication network (2) for connecting them. The communication navigation terminal is provided with a traveling locus recording device (36, 24) for preferentially holding a traveling locus recorded when a movable body is driving out of a service area of the communication navigation system; and a processing device (20) for performing a route search and the like on the basis of this preferentially held traveling locus.

REFERENCES:
patent: 6484093 (2002-11-01), Ito et al.
patent: 2002/0040271 (2002-04-01), Park et al.
patent: 2003/0060211 (2003-03-01), Chern et al.
patent: 7-262493 (1995-10-01), None
patent: 10-96644 (1998-04-01), None

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