Title:
METHOD AND DEVICE FOR FLOW CONTROL
Document Type and Number:
WIPO Patent Application WO/2023/014051
Kind Code:
A1
Abstract:
The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method performed by a first node in a wireless communication system, including receiving, from a second node, downlink user data through a first radio bearer, the downlink user data including multicast service data; transmitting, to at least one UE, the downlink user data through a second radio bearer; and transmitting, to the second node, a downlink data delivery status including PDCP sequence number information, wherein the PDCP sequence number information includes a higher PDCP sequence number between a highest PDCP sequence number successfully delivered in sequence associated with a first transmission mode and a highest PDCP sequence number transmitted to lower layers associated with a second transmission mode.
Inventors:
WANG HONG (CN)
WANG WEIWEI (CN)
XU LIXIANG (CN)
WANG WEIWEI (CN)
XU LIXIANG (CN)
Application Number:
PCT/KR2022/011403
Publication Date:
February 09, 2023
Filing Date:
August 02, 2022
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H04W28/06; H04L47/34; H04W4/06; H04W28/04
Domestic Patent References:
| WO2021143868A1 | 2021-07-22 |
Foreign References:
| US20190150220A1 | 2019-05-16 |
Other References:
SAMSUNG: "Discussion on CP-based and UP-based congestion mitigation in Rel-17 IAB", 3GPP DRAFT; R3-211943, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG3, no. Online; 20210517 - 20210527, 7 May 2021 (2021-05-07), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP052002192
HUAWEI, CBN: "(TP to TS 38.401 BL CR) Bearer management over F1 and E1", 3GPP DRAFT; R3-212436, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG3, no. E-meeting; 20210517 - 20210528, 7 May 2021 (2021-05-07), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP052002480
LENOVO, MOTOROLA MOBILITY: "User Plane Protocol Aspects of F1-U for NR MBS", 3GPP DRAFT; R3-212184, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG3, no. Online; 20210517 - 20210527, 7 May 2021 (2021-05-07), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP052002361
"3rd Generation Partnership Project; Technical Specification Group Radio Access Network; NG-RAN; NR user plane protocol (Release 16)", 3GPP DRAFT; 38425-G30, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, 9 April 2021 (2021-04-09), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051994690
See also references of EP 4233360A4
HUAWEI, CBN: "(TP to TS 38.401 BL CR) Bearer management over F1 and E1", 3GPP DRAFT; R3-212436, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG3, no. E-meeting; 20210517 - 20210528, 7 May 2021 (2021-05-07), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP052002480
LENOVO, MOTOROLA MOBILITY: "User Plane Protocol Aspects of F1-U for NR MBS", 3GPP DRAFT; R3-212184, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG3, no. Online; 20210517 - 20210527, 7 May 2021 (2021-05-07), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP052002361
"3rd Generation Partnership Project; Technical Specification Group Radio Access Network; NG-RAN; NR user plane protocol (Release 16)", 3GPP DRAFT; 38425-G30, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, 9 April 2021 (2021-04-09), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051994690
See also references of EP 4233360A4
Attorney, Agent or Firm:
YOON & LEE INTERNATIONAL PATENT & LAW FIRM (KR)
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