WO2023077393A1 - Procédé et appareil de communication à base de réseau à double connectivité - Google Patents

Procédé et appareil de communication à base de réseau à double connectivité Download PDF

Info

Publication number
WO2023077393A1
WO2023077393A1 PCT/CN2021/128846 CN2021128846W WO2023077393A1 WO 2023077393 A1 WO2023077393 A1 WO 2023077393A1 CN 2021128846 W CN2021128846 W CN 2021128846W WO 2023077393 A1 WO2023077393 A1 WO 2023077393A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminal device
node
information
low mobility
message
Prior art date
Application number
PCT/CN2021/128846
Other languages
English (en)
Chinese (zh)
Inventor
李海涛
Original Assignee
Oppo广东移动通信有限公司
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 Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to CN202180099856.7A priority Critical patent/CN117581596A/zh
Priority to PCT/CN2021/128846 priority patent/WO2023077393A1/fr
Publication of WO2023077393A1 publication Critical patent/WO2023077393A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present application relates to the technical field of communications, and more specifically, to a communication method and device based on a dual connectivity network.
  • a communication device based on a dual connectivity network includes a primary node and a secondary node, the device is applied to the primary node, and the device includes: a sending unit, configured to be used when the terminal device meets low mobility When the property criterion is met, a first instruction is sent to the terminal device, where the first instruction is used to instruct the terminal device to perform RLM relaxation and/or BFD relaxation.
  • a thirteenth aspect provides a chip, including a processor, configured to call a program from a memory, so that a device installed with the chip executes the method described in the first aspect.
  • a chip including a processor, configured to call a program from a memory, so that a device installed with the chip executes the method described in the third aspect.
  • a computer program causes a computer to execute the method described in the first aspect.
  • FIG. 2 is a schematic diagram of a dual connectivity architecture applied in an embodiment of the present application.
  • the wireless communication system 100 may further include other network entities such as a network controller and a mobility management entity, which is not limited in this embodiment of the present application.
  • network entities such as a network controller and a mobility management entity, which is not limited in this embodiment of the present application.
  • the base station can broadly cover various names in the following, or replace with the following names, such as: Node B (NodeB), evolved base station (evolved NodeB, eNB), next generation base station (next generation NodeB, gNB), relay station, Access point, transmission point (transmitting and receiving point, TRP), transmission point (transmitting point, TP), primary station MeNB, secondary station SeNB, multi-standard wireless (MSR) node, home base station, network controller, access node , wireless node, access point (access point, AP), transmission node, transceiver node, base band unit (base band unit, BBU), remote radio unit (Remote Radio Unit, RRU), active antenna unit (active antenna unit) , AAU), radio head (remote radio head, RRH), central unit (central unit, CU), distributed unit (distributed unit, DU), positioning nodes, etc.
  • NodeB Node B
  • eNB evolved base station
  • next generation NodeB next generation NodeB
  • the RRM measurement may be RRM measurement based on a synchronization/physical broadcast channel block (SSB) and/or a channel state information-reference signal (CSI-RS).
  • the network device may configure SSB and/or CSI-RS resources of multiple cells for the terminal device, and the terminal device may measure the multiple cells to obtain signal measurement results of the multiple cells.
  • SSB synchronization/physical broadcast channel block
  • CSI-RS channel state information-reference signal
  • the terminal device can determine whether it satisfies the not-cell-edge criterion and/or the low-mobility criterion according to the signal measurement result. When the terminal device satisfies the not-cell-edge criterion and/or the low-mobility criterion, the terminal device can perform RRM measurement relaxation.
  • the not-cell-edge criterion is mainly used to determine whether the terminal equipment is located in the edge cell of the serving cell. If the terminal device is in a non-edge cell of the serving cell, the terminal device has little need for cell reselection, and RRM measurement can be relaxed to achieve the purpose of energy saving of the terminal device. If the terminal device is located in an edge cell of the serving cell, the terminal device has a greater demand for cell reselection, and the terminal device may relax without performing RRM measurement.
  • the not-cell-edge criterion mainly defines the threshold value of the signal measurement result. By comparing the signal measurement result with the threshold value, it can be determined whether the terminal device is located in a non-edge cell. For example, if the signal measurement result is greater than the threshold value, it indicates that the terminal device is located in a non-edge cell of the serving cell; if the signal measurement result is less than or equal to the threshold value, it indicates that the terminal device is located in an edge cell of the serving cell.
  • the terminal device can use the configured Qin and Qout for synchronization or out-of-sync judgment; if the network device does not configure Qin and Qout for the terminal device, the terminal device can use The default Qin and Qout in the protocol are used for synchronous or out-of-synchronization judgment.
  • the terminal device When the timer T310 expires and the upper layer does not receive N311 in-sync indications from the physical layer continuously, it can be considered that the terminal device is in a downlink out-of-sync state, that is, the terminal device has a radio link failure (RLF) .
  • RLF radio link failure
  • PCell primary cell
  • SCell secondary cell
  • the dual connectivity-based communication method provided by the embodiment of the present application will be described in detail below with reference to FIG. 3 .
  • the dual-connected network may include primary nodes and secondary nodes.
  • the method shown in FIG. 3 includes steps S310-S330.
  • Steps S310-S320 describe the process of the terminal device determining and sending the first information (indicating that the terminal device meets the low mobility criterion) to the network device (primary node and/or secondary node).
  • steps S310-S320 may be omitted.
  • the network device can autonomously determine whether the terminal device is in a low mobility state.
  • the terminal device may also send the first information to the primary node and the secondary node at the same time, so that the primary node and the secondary node can know the movement state of the terminal device in time. If the terminal device sends the first information to both the primary node and the secondary node, the terminal device may send the first information to the primary node and the secondary node at the same time, or may send the first information to the primary node and the secondary node successively.
  • the signal measurement result of at least one cell in the primary cell group is referred to as the signal measurement result of the primary cell group
  • the signal measurement result of at least one cell in the secondary cell group is referred to as the signal measurement result of the secondary cell group .
  • the terminal device may send the signal measurement result of the primary cell group and the signal measurement result of the secondary cell group to the secondary node.
  • the secondary node may send the signal measurement result of the primary cell group to the primary node.
  • the terminal device may send the first information, the signal measurement result of the primary cell, the signal measurement result of the primary secondary cell, the signal measurement result of the secondary cell in the MCG, and the signal measurement result of the secondary cell in the SCG to the secondary node.
  • the secondary node may send the first information, the signal measurement result of the primary cell, and the signal measurement result of the secondary cell in the MCG to the primary node.
  • the master node and/or the secondary node may send the first instruction to the terminal device.
  • the primary node and/or the secondary node may send a first instruction to the terminal device, where the first instruction is used to instruct the terminal device to perform measurement relaxation.
  • the measurement relaxation may eg be RLM relaxation and/or BFD relaxation.
  • the network device when the network device sends the first instruction to the terminal device, it may also indicate to the terminal device the type of measurement relaxation, such as RLM relaxation, BFD relaxation, or both RLM relaxation and BFD relaxation.
  • the type of measurement relaxation may also be the default in the protocol, or the type of measurement relaxation may also be agreed upon between the terminal device and the network device. If the network device does not indicate the type of measurement relaxation to the terminal device, the terminal device may relax the agreed or default measurement type.
  • the sending unit 710 may be configured to send a first instruction to the terminal device when the terminal device satisfies the low mobility criterion, where the first instruction is used to instruct the terminal device to perform radio link monitoring RLM relaxation and/or beam Failure to detect BFD relaxation.
  • the low mobility criterion parameter is configured by the primary node through SRB1; or, the low mobility criterion parameter is configured by the secondary node through SRB1 or SRB3.
  • the low mobility criterion parameter includes a parameter t-SearchDeltaP and/or a parameter s-SearchDeltaP.
  • the low mobility criterion parameter is configured by the primary node through SRB1; or, the low mobility criterion parameter is configured by the secondary node through SRB1 or SRB3.
  • Apparatus 900 may include one or more processors 910 .
  • the processor 910 can support the device 900 to implement the methods described in the foregoing method embodiments.
  • the processor 910 may be a general purpose processor or a special purpose processor.
  • the processor may be a central processing unit (central processing unit, CPU).
  • the processor can also be other general-purpose processors, digital signal processors (digital signal processors, DSPs), application specific integrated circuits (application specific integrated circuits, ASICs), off-the-shelf programmable gate arrays (field programmable gate arrays, FPGAs) Or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc.
  • a general-purpose processor may be a microprocessor, or the processor may be any conventional processor, or the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Un procédé et un appareil de communication à base de réseau à double connectivité sont divulgués. Un réseau à double connectivité comprend un nœud primaire et un nœud secondaire. Le procédé comprend l'étape suivante : lorsqu'un dispositif terminal répond à un critère de faible mobilité, le dispositif terminal reçoit une première instruction en provenance d'un nœud primaire et/ou d'un nœud secondaire, la première instruction étant utilisée pour indiquer que le dispositif terminal effectue une relaxation RLM et/ou une relaxation BFD. Des modes de réalisation de la présente demande fournissent une solution pour effectuer une relaxation RLM et/ou une relaxation BFD, de façon à mettre en œuvre une relaxation RLM et/ou une relaxation BFD d'un dispositif terminal.
PCT/CN2021/128846 2021-11-05 2021-11-05 Procédé et appareil de communication à base de réseau à double connectivité WO2023077393A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202180099856.7A CN117581596A (zh) 2021-11-05 2021-11-05 基于双连接网络的通信方法及装置
PCT/CN2021/128846 WO2023077393A1 (fr) 2021-11-05 2021-11-05 Procédé et appareil de communication à base de réseau à double connectivité

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/128846 WO2023077393A1 (fr) 2021-11-05 2021-11-05 Procédé et appareil de communication à base de réseau à double connectivité

Publications (1)

Publication Number Publication Date
WO2023077393A1 true WO2023077393A1 (fr) 2023-05-11

Family

ID=86240380

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/128846 WO2023077393A1 (fr) 2021-11-05 2021-11-05 Procédé et appareil de communication à base de réseau à double connectivité

Country Status (2)

Country Link
CN (1) CN117581596A (fr)
WO (1) WO2023077393A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021027752A1 (fr) * 2019-08-15 2021-02-18 华为技术有限公司 Procédé, appareil et dispositif de communication sur la base d'une configuration de double connectivité, et support d'enregistrement
US20210051767A1 (en) * 2019-08-15 2021-02-18 Apple Inc Traffic-Rate Based Branch Deactivation for UE Power Efficiency in a Dual-Connectivity Mode
WO2021078235A1 (fr) * 2019-10-23 2021-04-29 维沃移动通信有限公司 Procédé de traitement de mesures, procédé d'envoi d'informations d'indication, terminal et dispositif de réseau
CN113365301A (zh) * 2020-03-04 2021-09-07 华为技术有限公司 一种测量方法及装置
CN113383582A (zh) * 2019-11-19 2021-09-10 Oppo广东移动通信有限公司 用于测量松弛的方法、用户设备和计算机可读介质

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021027752A1 (fr) * 2019-08-15 2021-02-18 华为技术有限公司 Procédé, appareil et dispositif de communication sur la base d'une configuration de double connectivité, et support d'enregistrement
US20210051767A1 (en) * 2019-08-15 2021-02-18 Apple Inc Traffic-Rate Based Branch Deactivation for UE Power Efficiency in a Dual-Connectivity Mode
WO2021078235A1 (fr) * 2019-10-23 2021-04-29 维沃移动通信有限公司 Procédé de traitement de mesures, procédé d'envoi d'informations d'indication, terminal et dispositif de réseau
CN113383582A (zh) * 2019-11-19 2021-09-10 Oppo广东移动通信有限公司 用于测量松弛的方法、用户设备和计算机可读介质
CN113365301A (zh) * 2020-03-04 2021-09-07 华为技术有限公司 一种测量方法及装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HUAWEI, HISILICON: "Discussion on test cases for measurement relaxation in power saving", 3GPP DRAFT; R4-2015483, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG4, no. Electronic Meeting; 20201102 - 20201113, 23 October 2020 (2020-10-23), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051944479 *

Also Published As

Publication number Publication date
CN117581596A (zh) 2024-02-20

Similar Documents

Publication Publication Date Title
US11323943B2 (en) Cell handover method, method for determining uplink transmit power, and apparatus
JP7308812B2 (ja) 複数の基準信号に基づく無線リンク監視
US9832806B2 (en) Method for processing radio link failure and device therefor
WO2018019001A1 (fr) Procédé et appareil de changement d'état d'un terminal
US20170374593A1 (en) User terminal, cellular base station, and processor
WO2018126462A1 (fr) Procédé de communication, dispositif associé, et système
KR20210113369A (ko) Pdu 세션 활성화 방법, 페이징 방법 및 그의 장치
JP2023543514A (ja) Ｕｅ－ネットワーク間リレーシナリオにおけるリレー再選択およびデータ送信処理手順のための方法および装置
US20230164723A1 (en) Communication method and apparatus
CN107645765B (zh) 一种小区通信方法、装置及***
US20230189084A1 (en) Wireless communication method, network node, and device
US20200314879A1 (en) Method for transmitting data, access network device, terminal device, and network entity
US20230100878A1 (en) Method and device in communication node for wireless communication
WO2015039315A1 (fr) Procédé, dispositif, et système de communication de petite station
WO2023077393A1 (fr) Procédé et appareil de communication à base de réseau à double connectivité
CN116074927A (zh) 一种通信方法及装置
WO2023160706A1 (fr) Procédé et appareil de communication
WO2023061292A1 (fr) Procédé et appareil de récupération de liaison sans fil
WO2022156485A1 (fr) Procédé de communication, et dispositif
WO2023108416A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif de réseau
WO2024045858A1 (fr) Procédé et appareil de communication
WO2024055915A1 (fr) Procédé et dispositif de communication sans fil
US20230232485A1 (en) Method and device for wireless communication
WO2022027543A1 (fr) Appareil et procédé de communication
WO2023159472A1 (fr) Procédé de communication et dispositif terminal

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21962910

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 202180099856.7

Country of ref document: CN