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公开(公告)号：US09420526B2
公开(公告)日：2016-08-16
申请号：US14803640
申请日：2015-07-20
Applicant: Samsung Electronics Co., Ltd.
Inventor： Haris Zisimopoulos , Ricky Kaura
Abstract: The present invention provides a method of establishing a call to or from a user equipment in a wireless communication system comprising a first wireless network and a second wireless network, the second wireless network having an association with the first wireless network, the wireless communication system having a serving node and an application server capable of communication with said serving node, and the method comprising: receiving a message from said serving node at the application server, said message having information regarding network capabilities of said user equipment; and determining at the application server whether to anchor said call in the first wireless network or the second wireless network dependent on said information regarding network capabilities of said user equipment.
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公开(公告)号：US09503484B2
公开(公告)日：2016-11-22
申请号：US14954205
申请日：2015-11-30
Applicant: Samsung Electronics Co., Ltd.
Inventor： Haris Zisimopoulos , Ricky Kaura
CPC classification number: H04L65/1066 , H04L65/1003 , H04L65/1016 , H04L65/1059 , H04L65/1063 , H04W8/04 , H04W8/22 , H04W28/06 , H04W48/18
Abstract: The present invention relates to a method of transmitting a signal by an MME (Mobility Management Entity) in a wireless network, the method comprising: receiving a tracking area update message from an UE (User Equipment); transmitting, on reception the tracking area update message, an Update Location message comprising an IMS voice over PS (Packet Switched) session supported indication to an HSS (Home Subscriber Server), wherein the IMS voice over PS session supported indication indicates whether or not an IMS Voice over PS Session is supported homogeneously in all tracking areas in the serving MME.
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