Cantor Colburn LLP
Building and switching IP multimedia sessions
Embodiments of the present disclosure include methods and systems of building an IP multimedia session without the use of a central server and switching IP multimedia session among devices. The method of building an IP multimedia session includes receiving a registering request from a plurality of IP multimedia session participant devices, electing a service device from the plurality of participant devices, and building IP multimedia session among the plurality of participant devices by using the elected service device.
INTERNATIONAL BUSINESS MACHINES CORPORATION
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Xin Ying Jian Sheng Hua Xiang Zhong
Yang Chen Bao Zhou Su