Positioning device, mobile terminal, positioning method, and...

Details Positioning device, mobile terminal, positioning method, and... Positioning device, mobile terminal, positioning method, and...

2006-06-27

2006-06-27

Phan, Dao L. (Department: 3662)

Communications: directive radio wave systems and devices (e.g.,

Directive

Including a satellite

C342S357490

Reexamination Certificate

active

07068217

ABSTRACT:
A device and method are provided to reduce the time required for positioning by a GPS without allowing specific parties to occupy a communication channel. An initial location acquisition unit specifies a location of a broadcasting station based on a terrestrial digital broadcasting from the broadcasting station to set the location of the broadcasting station as an initial location for positioning in a positioning unit, and the positioning unit determines a present location by receiving a radio wave from a GPS satellite.

REFERENCES:
patent: 6617980 (2003-09-01), Endo et al.
patent: 6816734 (2004-11-01), Wong et al.
patent: 06-118156 (1994-04-01), None
patent: 2001-133535 (2001-05-01), None
patent: 2001-235337 (2001-08-01), None

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