Title:
METHOD FOR REQUESTING ALWAYS-ON PDU SESSION IN 5GS
Document Type and Number:
WIPO Patent Application WO/2020/171312
Kind Code:
A1
Abstract:
One disclosure of the present specification provides a method for requesting, by means of a terminal, an always-on protocol data unit (PDU) session. The method may comprise the steps of: transmitting a PDU session request message including information indicating that an always-on PDU session is requested; receiving a response message to the PDU session request message; and not transmitting the PDU session request message until a first condition is satisfied, on the basis of the response message including information indicating that the always-on PDU session is not supported or cannot be used.
Inventors:
KIM JAEHYUN (KR)
PARK SANGMIN (KR)
PARK SANGMIN (KR)
Application Number:
PCT/KR2019/008628
Publication Date:
August 27, 2020
Filing Date:
July 12, 2019
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04W76/10; H04W60/00; H04W68/00; H04W80/10
Domestic Patent References:
| WO2018064128A1 | 2018-04-05 |
Other References:
"3GPP; TSG CT; Non-Access-Stratum (NAS) protocol for 5G System (5GS); Stage 3 (Release 15", 3GPP TS 24.501, 7 January 2019 (2019-01-07)
HUAWEI: "Discussion on network control for always-on PDU sessions", C1-184544, 3GPP TSG CT WG1 MEETING #LLLBIS, 13 July 2018 (2018-07-13), Sophia-Antipolis ( France, XP051466037
HUAWEI: "Network control for always-on PDU sessions", CP-182219, 3GPP TSG CT MEETING #81, 5 September 2018 (2018-09-05), Gold Coast, Australia, XP051571044
"3GPP; TSG SA; System Architecture for the 5G System; Stage 2 (Release 15", 3GPP TS 23.501, 18 December 2018 (2018-12-18)
HUAWEI: "Discussion on network control for always-on PDU sessions", C1-184544, 3GPP TSG CT WG1 MEETING #LLLBIS, 13 July 2018 (2018-07-13), Sophia-Antipolis ( France, XP051466037
HUAWEI: "Network control for always-on PDU sessions", CP-182219, 3GPP TSG CT MEETING #81, 5 September 2018 (2018-09-05), Gold Coast, Australia, XP051571044
"3GPP; TSG SA; System Architecture for the 5G System; Stage 2 (Release 15", 3GPP TS 23.501, 18 December 2018 (2018-12-18)
Attorney, Agent or Firm:
ENVISION PATENT & LAW FIRM (KR)
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