Satellite based positioning method and system for coarse...

Details Satellite based positioning method and system for coarse... Satellite based positioning method and system for coarse...

2007-08-28

2007-08-28

Black, Thomas (Department: 3661)

Data processing: vehicles, navigation, and relative location

Navigation

Employing position determining equipment

C701S214000, C701S215000, C342S357490, C342S357490, C342S357490, C342S357490

Reexamination Certificate

active

10700821

ABSTRACT:
A satellite based positioning method and system including storing satellite sub-almanac data on a mobile station. Embodiments include using the sub-almanac data to take measurements and calculate a coarse position of the mobile station. Embodiments further include a location server calculating a correction to the coarse position, and the location server determining whether any sub-almanacs used to calculate the coarse position require replacement.

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