WO2010081326A1 - Procédé, système et noeud b évolutif pour obtenir l'état de charge de cellules - Google Patents

Procédé, système et noeud b évolutif pour obtenir l'état de charge de cellules Download PDF

Info

Publication number
WO2010081326A1
WO2010081326A1 PCT/CN2009/073463 CN2009073463W WO2010081326A1 WO 2010081326 A1 WO2010081326 A1 WO 2010081326A1 CN 2009073463 W CN2009073463 W CN 2009073463W WO 2010081326 A1 WO2010081326 A1 WO 2010081326A1
Authority
WO
WIPO (PCT)
Prior art keywords
evolved node
cell
status
load
load status
Prior art date
Application number
PCT/CN2009/073463
Other languages
English (en)
Chinese (zh)
Inventor
樊伟毅
Original Assignee
中兴通讯股份有限公司
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 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2010081326A1 publication Critical patent/WO2010081326A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition

Definitions

  • the present invention relates to the field of communications, and in particular to a method and system for acquiring a cell load state, and an evolved node B.
  • the Long Term Evolution (LTE) system includes a core network and an access network.
  • the core network includes a mobility management entity (Mobile Management Entity, which is called ⁇ ) / a monthly gateway (Service). -Gateway, a device called S-GW), and the access network includes an evolved Node B (eNodeB) device.
  • eNodeB evolved Node B
  • the eNodeB communicates with the neighboring eNodeB through the X2 interface (the interface between the eNodeBs is used for the information exchange between the eNodeBs), and the eNodeB is connected to the core network through the S1 interface, and the eNodeB communicates with the user through the X1 interface (ie, the air interface).
  • Device User Equipment, called UE
  • UE User Equipment
  • the current 3rd Generation Partnership Project refers to the process description of obtaining the neighbor cell load status through the eNodeB X2 port, and FIG. 2 is the initial process of the resource status report according to the related art.
  • the interaction flow chart as shown in FIG.
  • Step S202 The eNodeB 1 sends a RESOURCE STATUS REQUEST message to the eNodeB2 through the X2 interface.
  • Step S204 After receiving the RESOURCE STATUS REQUEST message, the NodeB2 starts or stops sending the cell load status period 4 according to the indication in the content of the message; if the eNodeB2 is processed correctly, the resource is returned to the eNodeB1!
  • FIG. 3 is an interaction flowchart of a resource status reporting process according to the related art.
  • the eNodeB2 periodically reports that the resource status report includes the following step S302: Step S302, the eNodeB2 periodically sends through the X2 interface.
  • the RESOURCE STATUS UPDATE message is sent to the eNodeB 1 and carries the load status of the eNodeB2 cell therein.
  • the eNodeB2 periodically reports that the period of the cell load state is difficult to control. If the period is too short, the frequent reporting causes excessive X2 interface messages.
  • the present invention has been made in view of the problem that periodically reporting a cell status in a related art may result in an excessive X2 interface message or a real-time acquisition of a cell load state.
  • the main object of the present invention is to provide an improved report of cell load status.
  • the program to solve at least one of the above problems.
  • a method of acquiring a cell load state is provided.
  • the method for acquiring a cell load state according to the present invention is applied to report a 'J, zone load state between eNodeBs, and includes the following operations: a first evolved Node B (ie, eNodeB1) to a second evolved Node B (ie, eNodeB2) Transmitting a resource status request message, and carrying therein cell list information adjacent to the eNodeB1 cell in the eNodeB2; in response to the resource status request message, the eNodeB2 returns the load status of the cell indicated by the cell list information to the eNodeB1.
  • the foregoing method further includes: The eNodeB2 obtains the load status locally.
  • the eNodeB2 returns the load status to the eNodeB1, including: The eNodeB2 returns a resource status response message to the eNodeB1, and carries the load status therein.
  • the eNodeB2 returns the load status to the eNodeB1, including: The eNodeB2 returns a resource status update message to the eNodeB1, and carries the load status therein.
  • an eNodeB is also provided.
  • An eNodeB includes: a receiving module, a feedback module.
  • the above structure will be described below.
  • the receiving module receives the resource status request message from the other eNodeB, where the resource status request message carries the cell list information of the eNodeB adjacent to the cell of the other eNodeB, and the feedback module feeds back the load status of the cell indicated by the cell list information to the other eNodeB.
  • the eNodeB further includes: an obtaining module, configured to obtain a load status from the local.
  • an acquisition system of a cell load state is provided.
  • the system for acquiring the cell load status includes an eNodeB 1 and an eNodeB2, where the eNodeB1 includes: a sending module, configured to send a resource status request message to the eNodeB2, and carry a cell list adjacent to the eNodeB1 cell in the eNodeB2.
  • the eNodeB2 includes: a receiving module, configured to receive a resource status request message from the eNodeB 1, and a feedback module, configured to feed back, to the eNodeB 1, the load status of the cell indicated by the area list information.
  • the eNodeB2 further includes: an obtaining module, configured to acquire a load status from the local.
  • FIG. 1 is a network topology diagram of an LTE system according to the related art
  • FIG. 2 is an interaction flowchart of an initial process of reporting a resource status according to the related art
  • FIG. 3 is a resource status according to the related art.
  • FIG. 4 is a flowchart of a method for acquiring a cell load state according to an embodiment of the present invention
  • FIG. 5 is a flowchart of a method for acquiring a cell load state according to the first embodiment of the present invention
  • 6 is a flowchart of a method for acquiring a cell load state according to the second embodiment of the present invention
  • FIG. 7 is a structural block diagram of an acquisition system for a cell load state according to an embodiment of the present invention.
  • the present invention provides an improved cell load state by considering the problem that the periodic reporting of the cell status in the related art may cause the X2 interface message to be excessive or the cell load state cannot be obtained in real time.
  • the eNodeB receiving the resource status request message feeds back the load status, which can improve the efficiency of the system and reduce the load of the system.
  • a method for acquiring a cell load status is provided, which is applied to report a cell load status between eNodeBs.
  • the eNodeB 1 cell has a high traffic load
  • the eNodeB 1 needs to switch to the bearer cell of the neighboring eNodeB 2 according to the load balancing policy.
  • the current load state information of the eNodeB 2 cell needs to be acquired.
  • FIG. 4 is a flowchart of a method for acquiring a cell load state according to an embodiment of the present invention. As shown in FIG.
  • the method includes the following steps S402 to S404: Step S402, the eNodeB1 sends a RESOURCE STATUS REQUEST message to the eNodeB2, and carries the cell list information in the eNodeB2 adjacent to the cell of the eNodeB 1. Step S404, in response to the resource status request message, the eNodeB2 returns the load status of the cell indicated by the cell list information to the eNodeB1. Prior to this, the eNodeB2 obtained the load status locally. In step S404, the load status of the cell indicated by the eNodeB2 returning the cell list information to the eNodeB1 may be implemented in the following two forms:
  • the eNodeB 2 returns a resource status response message to the eNodeB1 and carries the load status therein. Specifically, the current load status of the eNodeB2 cell is returned to the eNodeB1 in the response message, or directly returns the eNodeB2 cell load status using the RESOURCE STATUS RESPONSE message.
  • the eNodeB 2 returns a resource status update message to the eNodeB1 and carries the load status therein. Specifically, after the eNodeB2 returns a RESOURCE STATUS RESPONSE message to the eNodeB1, the eNodeB2 cell load is returned in the transmitted RESOURCE STATUS UPDATE message. After the step S404, the eNodeB1 obtains the cell load status of the eNodeB2.
  • step S402 and step S404 described above are repeated to obtain the cell load status of other eNodeBs.
  • the eNodeB1 requests the cell load status when performing load balancing, and the eNodeB2 directly reports the cell load status in the response message.
  • the eNodeB1 obtains the eNodeB2 cell load status in real time, and also avoids There are too many X2 port messages caused by the eNodeB2 periodically reporting the cell load status.
  • the implementation process of the embodiment of the present invention will be described in detail below with reference to examples.
  • the two eNodeBs in the LTE system establish a connection through the X2 port.
  • the two eNodeBs are the eNodeB1 and the eNodeB2, respectively.
  • the cell (Cell) 1, the Cell2, and the CelB are the three cells belonging to the eNodeB2, where Celll and Cell2 are adjacent cells of the eNodeB1 cell. .
  • Step S502 the eNodeB1 sends a resource status request to the eNodeB2 (RESOURCE) STATUS REQUEST) message, where the RESOURCE STATUS REQUEST message includes neighboring cells Celll and Cell2 of the eNodeB1 cell.
  • Step S504 the eNodeB2 returns the current load status of the Celll and Cell2 to the eNodeB1 using a RESOURCE STATUS RESPONSE message.
  • the message body cell in the first instance is described in the following Table 1 and Table 2: Table 1 resource status request message
  • FIG. 6 is a flowchart of a method for acquiring a cell load state according to the second embodiment of the present invention. As shown in FIG. 6, the method includes the following steps S602 to S606: Step S602, the eNodeB1 sends a RESOURCE STATUS REQUEST message to the eNodeB2, where the RESOURCE STATUS REQUEST message includes the neighboring cells Celll and Cell2 of the eNodeB1 cell.
  • Step S604 the eNodeB2 returns a RESOURCE STATUS RESPONSE message to the eNodeB1.
  • Step S606 the eNodeB2 returns the current load status of the Celll and Cell2 to the eNodeB1 using a RESOURCE STATUS UPDATE message.
  • a technical solution for the eNodeB 2 to feed back the cell load status in the resource status update message in response to the resource status request message is provided.
  • FIG. 7 is a structural block diagram of a system for acquiring a cell load state according to an embodiment of the present invention. As shown in FIG.
  • the system includes an eNodeB 1 2 and an eNodeB 2 4 , and the structure thereof will be described below.
  • the eNodeB1 2 includes: a sending module 22, configured to send a resource status request message to the eNodeB2, and carry the cell list information in the eNodeB2 adjacent to the cell of the eNodeB1.
  • the eNodeB2 4 is connected to the eNodeB1, and includes: a receiving module 42, configured to receive a resource status request message from the eNodeB1, and a feedback module 44, connected to the receiving module 42, after the receiving module 42 receives the resource status request message, The eNodeB1 feeds back the load status of the cell indicated by the cell list information.
  • the eNodeB2 4 further includes: an obtaining module (not shown), connected to the receiving module 42 and the feedback module 44, configured to obtain the load status from the local after the receiving module 42 receives the resource status request message, so as to provide feedback.
  • the module 44 feeds back to the eNodeB1 the load status of the cell indicated by the cell list information.
  • the eNodeB1 and the eNodeB2 in the above system may be used in combination as a system structure, or may be used as an independent device. With the above-mentioned embodiment of the present invention, when the eNodeB1 is in load balancing, the cell load state is requested, and the eNodeB2 directly reports the cell load status in the response message.
  • the eNodeB1 obtains the eNodeB2 cell load status in real time. Also avoided eNodeB2
  • the X2 port message caused by the periodic reporting of the cell load status increases the efficiency of the system and reduces the load on the system.

Landscapes

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

Abstract

Procédé, système et nœud B évolutif pour obtenir l'état de charge de cellules. Le procédé est appliqué pour rendre compte de l'état de charge de cellules comprises entre des nœuds B évolutifs, et comprend les procédures suivantes : le premier nœud évolutif envoie au deuxième nœud évolutif un message de demande d'état de ressources, qui contient les informations de liste de cellules des cellules du deuxième nœud évolutif qui jouxtent les cellules du premier nœud évolutif; en réaction au message de demande d'état de ressources, le deuxième nœud évolutif renvoie au premier nœud évolutif l'état de charge des cellules indiqué dans les informations de liste de cellules. L'invention a pour effet d'améliorer le rendement du système et d'en alléger la charge.
PCT/CN2009/073463 2008-12-30 2009-08-24 Procédé, système et noeud b évolutif pour obtenir l'état de charge de cellules WO2010081326A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200810184796A CN101772080A (zh) 2008-12-30 2008-12-30 小区负荷状态的获取方法和系统、演进的节点
CN200810184796.5 2008-12-30

Publications (1)

Publication Number Publication Date
WO2010081326A1 true WO2010081326A1 (fr) 2010-07-22

Family

ID=42339414

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2009/073463 WO2010081326A1 (fr) 2008-12-30 2009-08-24 Procédé, système et noeud b évolutif pour obtenir l'état de charge de cellules

Country Status (2)

Country Link
CN (1) CN101772080A (fr)
WO (1) WO2010081326A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2561145C2 (ru) * 2011-03-22 2015-08-27 Хуавэй Текнолоджиз Ко., Лтд. Способ, узел управления сетевым доступом и система для приема и посылки информации о нагрузке

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104507120B (zh) * 2014-12-10 2018-09-18 京信通信系统（中国）有限公司 一种小区间负载均衡方法及装置
CN112449357B (zh) * 2019-08-30 2022-06-03 中国移动通信有限公司研究院 一种信息交互方法及相关设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1067807A1 (fr) * 1999-07-03 2001-01-10 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Système, dispositif et procédé pour la régulation de charge dans un réseau de télécommunications
CN101072391A (zh) * 2006-05-08 2007-11-14 华为技术有限公司 无线演进网络中的基站及基站间交互负载信息的方法
CN101272588A (zh) * 2007-03-19 2008-09-24 华为技术有限公司 异系统切换或重选
CN101577927A (zh) * 2009-01-15 2009-11-11 华为技术有限公司 负载测量方法、演进基站和负载测量系统

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1067807A1 (fr) * 1999-07-03 2001-01-10 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Système, dispositif et procédé pour la régulation de charge dans un réseau de télécommunications
CN101072391A (zh) * 2006-05-08 2007-11-14 华为技术有限公司 无线演进网络中的基站及基站间交互负载信息的方法
CN101272588A (zh) * 2007-03-19 2008-09-24 华为技术有限公司 异系统切换或重选
CN101577927A (zh) * 2009-01-15 2009-11-11 华为技术有限公司 负载测量方法、演进基站和负载测量系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2561145C2 (ru) * 2011-03-22 2015-08-27 Хуавэй Текнолоджиз Ко., Лтд. Способ, узел управления сетевым доступом и система для приема и посылки информации о нагрузке

Also Published As

Publication number Publication date
CN101772080A (zh) 2010-07-07

Similar Documents

Publication Publication Date Title
US20230180274A1 (en) Data scheduling method, base station, and system
JP6972023B2 (ja) 無線通信システムの端末の方法、無線通信システムの基地局の方法、端末、及び基地局
US9668247B2 (en) Method and apparatus for setting up uplink common bearer in wireless communication network
US8442007B2 (en) Bearer establishing method and system based on handover
US8874112B2 (en) Service dependent inactivity timer
US10554763B2 (en) Method and apparatus for virtual base station migration in BBU pool
KR20190133031A (ko) 통신 방법 및 장치
CN101453719B (zh) 实现互联网协议语音业务切换的方法、系统和设备
CN101374350B (zh) 无线电信网络中的切换方法和装置
CN106937347B (zh) 跨集群核心网的组呼切换方法及系统
EP2862398A1 (fr) Procédé et noeud pour radiomessagerie dans un réseau d'accès radio
WO2018027947A1 (fr) Procédé de traitement de données et dispositif afférent
WO2022001495A1 (fr) Procédé de commutation d'état, procédé et appareil d'indication pour mtch à l'état connecté, support d'enregistrement et station de base
CN108702656A (zh) 通信方法、用户设备、基站、控制面网元和通信系统
WO2017166978A1 (fr) Procédé et appareil de transmission de données, et dispositif de gestion de session
WO2009012666A1 (fr) Procédé et système pour transmettre un message de couche de non-accès durant un transfert et station de base associée
CN110740023A (zh) 控制信令的发送方法及装置、服务基站、存储介质
WO2014101469A1 (fr) Procédé, dispositif et système de libération de ressources de groupe
WO2010081326A1 (fr) Procédé, système et noeud b évolutif pour obtenir l'état de charge de cellules
US20230413355A1 (en) Method and equipment for multicast transmission
WO2023108564A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif de réseau
CN113014370B (zh) 信令发送方法及装置、存储介质、基站设备、用户设备
WO2023120175A1 (fr) Procédé de communication, nœud de réseau d'accès, équipement utilisateur
WO2022104652A1 (fr) Procédé et appareil de communication
CN117596552A (zh) 经由pdu会话建立过程请求加入mbs会话的方法及用户设备

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: 09838113

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 09838113

Country of ref document: EP

Kind code of ref document: A1