Handoff decision making for heterogeneous network environments
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United States of America Patent
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Issued Date -
Apr 5, 2007
app pub date -
Sep 30, 2005
filing date -
Sep 30, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method and apparatus of handoff decision making for heterogeneous network environments are described. In one embodiment, the method includes receiving session initiation protocol (SIP) messages from a mobile device via a wireless local area network (WLAN). The SIP messages contain data identifying at least one current network characteristic. The method further includes determining whether a handoff trigger for the mobile device is detected using the current network characteristic.
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