METHODS FOR HANDING OVER A CIRCUIT SWITCHED CALL T

专利名称：METHODS FOR HANDING OVER A CIRCUIT

SWITCHED CALL TO AN INTERNETPROTOCOL CALL AND RELATEDELECTRONIC DEVICES AND COMPUTERPROGRAM PRODUCTS

发明人：TERRA RIOS, Rodrigo,ATTARIANI,

Mostafa,TAYEH, Ahmed,JENSEN,Mathias,BARZANGI, Nabaz

申请号：EP14730598.1申请日：20140526公开号：EP3149925A1公开日：20170405

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：1-7-1 Konan Minato-ku Tokyo 108-0075 JP

国籍：JP

代理机构：Banzer, Hans-Jörg

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