Method for inter-system inter-MSC handover to UMA
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United States of America Patent
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Apr 27, 2010
Grant Date -
Jan 4, 2007
app pub date -
Oct 28, 2005
filing date -
Jun 30, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Disclosed is a method of executing a handover in a system including a core network comprising two mobile services switching center. Both mobile services switching center can be accessed to by a cellular access as well as by a non-cellular access. The system further includes a terminal which can access to both mobile services switching center over the cellular access as well as over the non-cellular access. The method comprises the steps of handing over a call of the terminal to non-cellular access involving also a handover from a first one of said two mobile services switching center to a second one of said two mobile services switching center, and indicating in a message that the call of the terminal was handed over to non-cellular access, wherein said message is sent from the second mobile services switching center to the first mobile services switching center.
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