Patent ID: 11924691
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. A User Equipment (UE) for wireless communication, the UE comprising:
a memory;
a processor;
a communicator; and
an Evolved Packet System (EPS) fallback (EPS FB) controller, configured to:
send an invite request to a server in a wireless network to initiate a Voice over New Radio (VoNR), wherein the UE is connected with a first network entity of the wireless network, and wherein the invite request comprises a media feature tag that indicates support for EPS FB;
receive a response to the invite request, wherein the response includes the media feature tag;
initiate an EPS FB timer based on the media feature tag and a Quality of service (QoS) timer;
determine whether an EPS FB command is received from the server, wherein the EPS FB command indicates a handover (HO) from the first network entity to a second network entity; and
establish, based on whether the EPS FB command is received from the server, a call over the second network entity.