Call initiation for legacy mobile circuit switched domain wireless systems
作者： Marvin Bienn , Jayshree Bharatia , Amy Pendleton
DOI:
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摘要: The present invention provides a packet-switched telecommunications system having at least first network and second that employ protocol, third employing circuit-switched protocol. A functional entity are employed within each of the networks. entities both networks have an interworking engine, which allows for communication between network. communicate using device control
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