Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2007-06-05
2007-06-05
Eng, George (Department: 2617)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S456100, C455S404200, C455S456500, C455S433000, C455S432100
Reexamination Certificate
active
10013521
ABSTRACT:
A system and method allow an authorized Service Application or an authorized network entity to retrieve a geographic position of a mobile station. A home Positioning Node for receiving a mobile station's geoposition request from the Service Application and for generating a Positioning Request message including a home Positioning Node identification parameter to a serving Positioning Node. The serving Positioning Node validates the home Positioning Node identification parameter prior to sending the geographic position of the mobile station to the Service Application. The home Positioning Node further accesses and stores data in an internal database. An anchor Switching Node for receiving, forwarding, processing, generating and sending Positioning Requests. The Anchor Switching Node further supports a mobile station's hand/off, retrieves the geographic position of the mobile station, and sends it to the authorized network entity.
REFERENCES:
patent: 5809424 (1998-09-01), Eizenhoefer
patent: 6002932 (1999-12-01), Kingdon et al.
patent: 6138003 (2000-10-01), Kingdon et al.
patent: 6236852 (2001-05-01), Veerasamy et al.
Anctil Susan
Arreaga Garza Jose Arturo
Tran Lan
Eng George
Ericsson Canada Inc.
Phan Huy
Telefonaktiebolaget L M Ericsson (publ)
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