Roaming method and system in location information system
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United States of America Patent
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N/A
Issued Date -
Mar 16, 2006
app pub date -
Aug 23, 2005
filing date -
Sep 13, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A roaming method and system using a SUPL (Secure User Plane Location)-based location information system, are provided. According to an aspect of the present invention, the method can include the steps of establishing a transmission control protocol (TCP) connection between a target terminal and a visited network associated with the target terminal, if position information of the target terminal is requested; and obtaining, by the target terminal or a location server in the visited network, the position information of the target terminal, through the established TCP connection and without a TCP connection between the target terminal and a home network of the target terminal.
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