Systems and methods of call setup
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United States of America Patent
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-
Mar 19, 2013
Grant Date -
N/A
app pub date -
May 21, 2007
filing date -
May 21, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Systems and methods of call setup and information delivery are provided. Calls can be setup between communication units supported by a local area network and those supported by a wide area network using presence information of either or both of the wide area and local area networks.
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