Title:
METHOD FOR MANAGING SESSION, AND SMF NODE FOR PERFORMING METHOD
Document Type and Number:
WIPO Patent Application WO/2018/230778
Kind Code:
A1
Abstract:
Provided in one disclosure of the present specification is a method by which a session management function (SMF) node manages a session. The method can comprise the steps of: transmitting, to an access and mobility management function (AMF) node, a registration request for notifying of state information of user equipment (UE) capable of accessing a local area data network (LADN) through any one of a first access network and a second access network; receiving, from the AMF node, changed state information when the state information of the UE is changed; and determining whether to release or deactivate a PDU session of the UE on the basis of the received information.
Inventors:
KIM HYUNSOOK (KR)
KIM LAEYOUNG (KR)
RYU JINSOOK (KR)
PARK SANGMIN (KR)
YOUN MYUNGJUNE (KR)
KIM LAEYOUNG (KR)
RYU JINSOOK (KR)
PARK SANGMIN (KR)
YOUN MYUNGJUNE (KR)
Application Number:
PCT/KR2017/012060
Publication Date:
December 20, 2018
Filing Date:
October 30, 2017
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04W8/08; H04W80/10; H04W88/14
Foreign References:
| US20160227597A1 | 2016-08-04 |
Other References:
QUALCOMM INCORPORATED; SPRINT; LGE; HUAWEI; SAMSUNG: "TS 23.501: PDU sessions handling for LADNs", 3GPP SA WG2 MEETING #121 S2-173987, no. S2-173987, 20 May 2017 (2017-05-20), Hangzhou, China, XP051289463
SAMSUNG, QUALCOMM INCORPORATED: "TS 23.502 Update 4.3.2 PDU Session establishment for LADN", 3GPP SA WG2 MEETING #121 S2-172939, no. S2-172939, 8 May 2017 (2017-05-08), Hangzhou, China, XP051268394
SAMSUNG: "TS 23.502 - Update 4.2.2.2 General Registration", 3GPP SA WG2 MEETING #121 S2-173269, no. S2-173269, 8 May 2017 (2017-05-08), Hangzhou, China, XP051268419
NOKIA; ALCATEL-LUCENT SHANGHAI BELL: "TS 23.501: PDU sessions handling for LADNs", 3GPP SA WG2 MEETING #121 S2-173525, no. S2-173525, 9 May 2017 (2017-05-09), Hangzhou, China, XP051268962
SAMSUNG, QUALCOMM INCORPORATED: "TS 23.502 Update 4.3.2 PDU Session establishment for LADN", 3GPP SA WG2 MEETING #121 S2-172939, no. S2-172939, 8 May 2017 (2017-05-08), Hangzhou, China, XP051268394
SAMSUNG: "TS 23.502 - Update 4.2.2.2 General Registration", 3GPP SA WG2 MEETING #121 S2-173269, no. S2-173269, 8 May 2017 (2017-05-08), Hangzhou, China, XP051268419
NOKIA; ALCATEL-LUCENT SHANGHAI BELL: "TS 23.501: PDU sessions handling for LADNs", 3GPP SA WG2 MEETING #121 S2-173525, no. S2-173525, 9 May 2017 (2017-05-09), Hangzhou, China, XP051268962
Attorney, Agent or Firm:
ENVISION PATENT & LAW FIRM (KR)
Download PDF: