US 2018/0324875 A1 · CALL TRANSMITTING/RECEIVING METHOD IN WIRELESS COMMUNICATION SYSTEM AND DEVICE FOR SAME

Abstract

One embodiment of the present invention, with respect to a call receiving method of a UE in a wireless communication system, a call receiving method of a UE comprises the steps of: establishing a one-to-one connection with a relay UE; transmitting an SIP register message including information pertaining to an IMS registration cancellation of the relay UE to an SIP server; and receiving a call from the SIP server, wherein when a connection between the UE and the relay UE is cancelled, the relay UE is IMS registered.

Claims12

Dependent claims

A method for receiving a call by a user equipment (UE) in a wireless communication system, the method comprising:

establishing a one-to-one connection with a relay UE;
transmitting, to a session initiation protocol (SIP) server, an SIP register message including information related to IP multimedia subsystem (IMS) deregistration of the relay UE;
and
receiving a call from the SIP server,
wherein when the connection between the UE and the relay UE is released, the relay UE is IMS-registered.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

15/764,744Filed 30 Sep 2016

Priority

30 Sep 2015

Published

8 Nov 2018

Term ends

Not estimatedThe source records don’t support an estimate.

Classification13 codes

H04W 76/10
Connection management: connection setup
H04L 65/1016
Architectures or entities: iP multimedia subsystem [IMS]
H04L 65/1073
Session management: registration or de-registration
H04L 65/1104
Session protocols: session initiation protocol [SIP]

Call transmitting/receiving method in wireless communication system and device for same

Life of this patent

Call transmitting/receiving method in wireless communication system and device for same

Life of this patent

Abstract

Claims12