专利名称：Methods for handing over a circuit switched
call to an internet protocol call and relatedelectronic devices and computer programproducts
发明人：Rodrigo Terra Rios,Mostafa Attariani,Ahmed
Tayeh,Mathias Jensen,Nabaz Barzangi
申请号：US14367584申请日：20140526公开号：US09742924B2公开日：20170822
专利附图：
摘要：A method includes establishing a circuit switched call with an automatedanswering system at a destination, the destination having a communication serverassociated therewith, transmitting a request to switch to Internet Protocol (IP)communication to the automated answering system, receiving an IP request
acknowledgement message from the communication server responsive to transmittingthe request to switch to IP communication, and establishing an IP communication sessionwith the communication server responsive to receiving the IP request acknowledgement.Systems and computer program products are also disclosed.
申请人：Sony Corporation
地址：Tokyo JP
国籍：JP
代理机构：Myers Bigel, P.A.
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