EP4140191A4 - Interface f1-c secondaire et noeud de liaison terrestre et d'accès intégré (iab) - Google Patents

Interface f1-c secondaire et noeud de liaison terrestre et d'accès intégré (iab) Download PDF

Info

Publication number
EP4140191A4
EP4140191A4 EP21793166.6A EP21793166A EP4140191A4 EP 4140191 A4 EP4140191 A4 EP 4140191A4 EP 21793166 A EP21793166 A EP 21793166A EP 4140191 A4 EP4140191 A4 EP 4140191A4
Authority
EP
European Patent Office
Prior art keywords
iab
node
interface
integrated access
ground link
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21793166.6A
Other languages
German (de)
English (en)
Other versions
EP4140191A1 (fr
Inventor
Henri Markus Koskinen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Solutions and Networks Oy
Original Assignee
Nokia Solutions and Networks Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Solutions and Networks Oy filed Critical Nokia Solutions and Networks Oy
Publication of EP4140191A1 publication Critical patent/EP4140191A1/fr
Publication of EP4140191A4 publication Critical patent/EP4140191A4/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/16—Interfaces between hierarchically similar devices
    • H04W92/20—Interfaces between hierarchically similar devices between access points
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W40/00—Communication routing or communication path finding
    • H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
    • H04W40/22—Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W40/00—Communication routing or communication path finding
    • H04W40/24—Connectivity information management, e.g. connectivity discovery or connectivity update
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/15—Setup of multiple wireless link connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • H04W84/047—Public Land Mobile systems, e.g. cellular systems using dedicated repeater stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H04W88/085—Access point devices with remote components

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
EP21793166.6A 2020-04-24 2021-03-17 Interface f1-c secondaire et noeud de liaison terrestre et d'accès intégré (iab) Pending EP4140191A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063014899P 2020-04-24 2020-04-24
PCT/FI2021/050188 WO2021214378A1 (fr) 2020-04-24 2021-03-17 Interface f1-c secondaire et nœud de liaison terrestre et d'accès intégré (iab)

Publications (2)

Publication Number Publication Date
EP4140191A1 EP4140191A1 (fr) 2023-03-01
EP4140191A4 true EP4140191A4 (fr) 2024-07-10

Family

ID=78270314

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21793166.6A Pending EP4140191A4 (fr) 2020-04-24 2021-03-17 Interface f1-c secondaire et noeud de liaison terrestre et d'accès intégré (iab)

Country Status (2)

Country Link
EP (1) EP4140191A4 (fr)
WO (1) WO2021214378A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11937163B2 (en) * 2020-10-22 2024-03-19 Qualcomm Incorporated BAP configurations for backhaul routing paths in IAB
CN117412302A (zh) * 2022-07-07 2024-01-16 华为技术有限公司 通信方法和通信装置
CN120730414A (zh) * 2024-03-28 2025-09-30 华为技术有限公司 通信方法和通信装置
CN120786733A (zh) * 2024-04-02 2025-10-14 华为技术有限公司 一种通信方法及其装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019246446A1 (fr) * 2018-06-21 2019-12-26 Google Llc Maintien d'interfaces de communication et de signalisation par l'intermédiaire d'un transfert intercellulaire de station de base donneuse
EP4047987A1 (fr) * 2019-11-08 2022-08-24 Huawei Technologies Co., Ltd. Procédé d'établissement de connectivité double d'un noeud iab, et dispositif de communication

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019246446A1 (fr) * 2018-06-21 2019-12-26 Google Llc Maintien d'interfaces de communication et de signalisation par l'intermédiaire d'un transfert intercellulaire de station de base donneuse
EP4047987A1 (fr) * 2019-11-08 2022-08-24 Huawei Technologies Co., Ltd. Procédé d'établissement de connectivité double d'un noeud iab, et dispositif de communication

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
"3rd Generation Partnership Project; Technical Specification Group Radio Access Network; NR; Study on Integrated Access and Backhaul; (Release 16)", 11 January 2019 (2019-01-11), XP051576885, Retrieved from the Internet <URL:http://www.3gpp.org/ftp/tsg%5Fran/WG2%5FRL2/Specifications/201812%5Ffinal%5Fspecs%5Fafter%5FRAN%5F82/38874%2Dg00%2Ezip> [retrieved on 20190111] *
HUAWEI ET AL: "Correction of TS 37.340 on the support of MR-DC for IAB", vol. RAN WG2, no. electronic; 20200224 - 20200306, 14 February 2020 (2020-02-14), XP052355699, Retrieved from the Internet <URL:https://ftp.3gpp.org/tsg_ran/WG2_RL2/TSGR2_109_e/Docs/R2-2000526.zip R2-2000526 Correction of TS 37.340 on the support of MR-DC for IAB.docx> [retrieved on 20200214] *
QUALCOMM INCORPORATED: "Inter-donor IAB-node Migration", vol. RAN WG3, no. E-meeting; 20200817 - 20200828, 6 August 2020 (2020-08-06), XP052397869, Retrieved from the Internet <URL:https://ftp.3gpp.org/tsg_ran/WG3_Iu/TSGR3_109-e/Docs/R3-204795.zip R3-204795 Inter-donor IAB-node migration.docx> [retrieved on 20200806] *
See also references of WO2021214378A1 *
ZTE ET AL: "(TP for NR-IAB BL CR for TS 38.401): IAB Integration Procedure in NSA", vol. RAN WG3, no. Reno, NSA; 20191118 - 20191122, 9 November 2019 (2019-11-09), XP051823892, Retrieved from the Internet <URL:https://ftp.3gpp.org/tsg_ran/WG3_Iu/TSGR3_106/Docs/R3-196688.zip R3-196688.doc> [retrieved on 20191109] *

Also Published As

Publication number Publication date
EP4140191A1 (fr) 2023-03-01
WO2021214378A1 (fr) 2021-10-28

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