METHODS AND APPARATUSES FOR PROVIDING VOICE CALL OVER A CIRCUIT SWITCHED DOMAIN TO A UE

A method for providing a voice call service to a user equipment, UE, by a mobile management entity, MME, in a mobile communication system is provided, the method comprising: sending, to a base station, a first message for paging to provide the voice call service to the UE; receiving, from the base s...

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Bibliographic Details
Main Authors Bae, Beom-Sik, Choi, Sung-Ho, Lim, Han-Na, Yeom, Tae-Sun, Lim, Hyoung-Kyu
Format Patent
LanguageEnglish
French
German
Published 06.10.2021
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
WIRELESS COMMUNICATIONS NETWORKS
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Summary:A method for providing a voice call service to a user equipment, UE, by a mobile management entity, MME, in a mobile communication system is provided, the method comprising: sending, to a base station, a first message for paging to provide the voice call service to the UE; receiving, from the base station, a second message including a cause associated with a domain change from a packet switching, PS, domain to a circuit switching, CS, domain; and sending, to a gateway in the PS domain, a third message for requesting suspension of a bearer to provide a service for the UE.
Bibliography:Application Number: EP20190194916