Positioning apparatus and positioning method

Details Positioning apparatus and positioning method Positioning apparatus and positioning method

2006-03-10

2010-02-02

To, Tuan C (Department: 3663)

Data processing: vehicles, navigation, and relative location

Navigation

Employing position determining equipment

C701S213000, C701S214000, C340S995100, C340S995250

Reexamination Certificate

active

07657371

ABSTRACT:
A positioning apparatus having short sensory time for executing the high precision positioning of the user on a map. The positioning apparatus includes: a first positioning unit for obtaining a first position information which represents the position of the positioning apparatus itself measured by carrying out a low precision positioning; a displaying unit for displaying the first position information; and a second positioning unit for obtaining the second position information which represents the position of the positioning apparatus itself measured by carrying out a high precision positioning. The high precision positioning is executed in parallel with the low precision positioning. The displaying unit updates a screen based on the second position information.

REFERENCES:
patent: 5272483 (1993-12-01), Kato
patent: 6064337 (2000-05-01), Hirosawa
patent: 6434482 (2002-08-01), Oshida et al.
patent: 2003/0055555 (2003-03-01), Knockeart et al.
patent: 2004/0122588 (2004-06-01), Ito et al.
patent: 2004-239803 (2004-08-01), None

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