Method and system for providing location information of a mobile station
OwnerArvind Betrabet, Mahbuhul Alam +3inventors
InventorsArvind Betrabet, Mahbuhul Alam, Ghassan Naim, Andrew Silver, Seshagiri Madhavapeddy
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Abstract
The present disclosure provides a method and system (100) for obtaining the geographical position (latitude, longitude) of mobile station (MS) such as a CDMA 1x handheld mobile device (102) when it is in a packet mode session. The disclosed method and system allows the mobile station (102) to transparently switch from data to voice session tentatively, determines the geographical position thereof, and then switches back to the packet data mode and resume the data session.
Claims19
A method for obtaining the geographic position of a mobile station when the mobile station is in a packet data mode, the method comprising:
- switching the mobile from the packet data mode to a voice mode,
- determining the geographic position of the mobile station,
- sending the geographic position to the mobile station, and
- switching the mobile station from the voice mode to the packet mode.
A network node in a wireless network, the node comprising:
- a means for allowing a data connection between a mobile station and an application server,
- a means for receiving a location request from a service gateway,
- a means for receiving a voice call from the mobile station,
- a means for sending a location request message to a service gateway,
- a means for receiving location information from the service gateway,
- a means for releasing the voice call,
- a means for sending the location information to the service gateway, and
- a means for allowing a data connection between an application server and a mobile station.
An application server comprising:
- a means for establishing a data connection with a mobile station in a wireless network,
- a means for sending a plurality of selectors to the mobile station wherein one of the selectors indicates a request for location information,
- a means for receiving a request for location information from the mobile station,
- a means for sending a location request to a service gateway,
- a means for receiving location information from the service gateway, and
- a means for sending the location information to the mobile station.
A service gateway node in a wireless network, the service gateway node comprising:
- a means for receiving a location request message from an application server,
- a means for sending a location request message to a location service node,
- a means for receiving location information from the location service node, and
- a means for sending a location information to the application server.
Dependencies are inferred from the claim text.