Satellite information update system, positioning auxiliary...

Details Satellite information update system, positioning auxiliary... Satellite information update system, positioning auxiliary...

2007-07-10

2007-07-10

Phan, Dao L. (Department: 3662)

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

Directive

Including a satellite

C342S357490, C342S357490

Reexamination Certificate

active

11180696

ABSTRACT:
A positioning auxiliary information provision device30has: a auxiliary information generation device to generate positioning auxiliary information including satellite information; a satellite information update necessity determination device to determine the necessity of updating the satellite information; a satellite information update notification information generation device to generate satellite information update notification information indicating that the satellite information needs to be updated based on the determination result of the satellite information update necessity determination device; a positioning auxiliary information transmission device to transmit the positioning auxiliary information via a mediation device60to terminal devices80ato80cindicated in provision target terminal information; and a satellite information update notification information transmission device to transmit the satellite information update notification information via the mediation device60to the terminal devices80ato80cindicated in the provision target terminal information.

REFERENCES:
patent: 6313787 (2001-11-01), King et al.
patent: 6429808 (2002-08-01), King et al.
patent: 2002/0111171 (2002-08-01), Boesch et al.
patent: 2003/0218567 (2003-11-01), Pitt et al.
patent: 2002-221565 (2002-08-01), None

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