Method and system for validating a mobile station location fix

Details Method and system for validating a mobile station location fix Method and system for validating a mobile station location fix

2001-01-24

2009-06-23

Bhattacharya, Sam (Department: 2617)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S414200

Reexamination Certificate

active

07551931

ABSTRACT:
A method and system for evaluating the validity of location fixes of a mobile station by comparison of a location fix for which a validity determination is desired with one or more prior reference location fixes. In one embodiment, a satellite positioning system based location fix of a satellite positioning system enabled cellular mobile station in a cellular communications network is validated by comparison of the satellite positioning system based location fix to one or more of a plurality of network based location fixes, or to an estimated future location fix of the mobile station.

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