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Switching method and relay node

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Publication number
WO2011100894A1
WO2011100894A1 PCT/CN2011/071112 CN2011071112W WO2011100894A1 WO 2011100894 A1 WO2011100894 A1 WO 2011100894A1 CN 2011071112 W CN2011071112 W CN 2011071112W WO 2011100894 A1 WO2011100894 A1 WO 2011100894A1
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link
information
rn
switching
relay
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PCT/CN2011/071112
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French (fr)
Chinese (zh)
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刘菁
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华为技术有限公司
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATIONS NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08Access point devices
    • H04W88/085Access point devices with remote components

Abstract

A switching method and a relay node (RN) are disclosed in the embodiment of the present invention. The method includes: an RN receives a switching request from a base station, and said switching request includes the bearing configuration information of the relay link and the Quality of Service (QoS) information corresponding to the object access link; The RN sets up relay link bearing according to said bearing configuration information of the relay link; The RN generates bearing re-configuration information of the object access link according to the QoS information corresponding to said object access link, and sends said bearing re-configuration information of the object access link to user device through said base station. The technical solution of the embodiment of the present invention enables user equipment (UE) switching between RN and base station.

Description

切换方法和中继节点 Handover method and a relay node

本申请要求于2010 年02 月21 日提交中国专利局、 申请号为201010112219.2、 发明名称为"切换方法和中继节点"的中国专利申请的优先权, 其全部内容通过引用结合在本申请中。 This application claims the February 21, 2010 submitted to the China Patent Office Application No. 201010112219.2, entitled priority to Chinese patent application "switching method and a relay node", the entire contents of which are incorporated by reference herein. 技术领域 FIELD

本发明涉及移动通信领域, 特别涉及一种切换方法和中继节点。 The present invention relates to the field of mobile communications, particularly to a handover method and a relay node. 背景技术 Background technique

切换是移动通信领域的关键技术, 是未来移动终端在众多移动通信系统或者移动小区之间建立可靠移动通信的基础。 Handover is a key technology in mobile communication, a mobile terminal establishes a reliable basis for mobile communication between a number of mobile communication systems or future mobile cell. 切换可以在移动终端处于移动状态下时保障业务的服务质量(Quality of Service, 以下简称: QoS ), 并且使移动终端在改变网络接入点时仍然可保持其正在进行的连接。 Switching service quality assurance may be in service while on the move (Quality of Service, hereinafter referred to as: QoS) in a mobile terminal, the mobile terminal and the network access point in changing still can maintain its ongoing connection. 通常触发切换的原因包括无线环境原因和业务变化原因。 The reason is usually the trigger switch includes wireless environmental reasons and business reasons for the changes. 其中, 无线环境原因包括无线链路质量、 接收信号强度和出现更好的小区等, 业务原因包括业务种类、 业务量和负载控制等。 Wherein the wireless radio link quality reasons, including environmental, appears better received signal strength and the like of the cell, the type of business reasons, including business, traffic and load control.

长期演进( Long Term Evolution, 以下简称: LTE ) 中, 基站之间是通过X2接口进行信息交互, 以实现用户设备( User Equipment , 以下简称: UE ) 从源基站切换到目标基站的过程。 Long term evolution (Long Term Evolution, hereinafter referred to as: LTE), the information exchange between the base station is via an X2 interface to enable a user equipment (User Equipment, hereinafter referred to as: UE) handover from the source base station to a target base station.

目前, 当LTE中引入类型一中继节点( type 1 relay node )后, type 1 RN 与该RN附着的基站之间无法进行有效切换。 At present, after the introduction of LTE, when a relay node type (type 1 relay node), can not effectively switch between type 1 RN and the base station attached to the RN. 发明内容 SUMMARY

本发明实施例提供一种切换方法和中继节点, 用以实现用户设备在中继节点与基站之间的切换。 Embodiments of the present invention provides a handover method and a relay node, a user equipment for realizing the switching between the relay node and the base station.

本发明实施例提供了一种切换方法, 包括: Embodiment of the present invention provides a handover method, comprising:

中继节点RN接收基站发送的切换请求,所述切换请求包括中继链路的承载配置信息和目标接入链路对应的QoS信息; The relay node RN receives the base station transmits the handover request, the handover request and the QoS information comprises the target access bearer corresponding to the link relay link configuration;

RN根据所述中继链路的承载配置信息建立中继链路承载; RN configuration information for establishing a relay link bearer according to the bearer of the relay link;

RN根据所述目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息, 将所述目标接入链路的承载重配置信息经过所述基站发送给用户设备。 The carrier RN QoS information corresponding to the target access link generating a target access link reconfiguration information, the target access link bearer reconfiguration message to the user equipment through the base station.

本发明实施例提供了一种切换方法, 包括: Embodiment of the present invention provides a handover method, comprising:

中继节点RN向基站发送切换请求; Relay node RN to the base station a handover request;

所述RN接收所述基站发送的目标接入链路的承载重配置信息; 所述RN将所述目标接入链路的承载重配置信息发送给用户设备。 The RN receives an access link of the target base station transmits a bearer reconfiguration information; the bearer of the target RN access link reconfiguration information to the user equipment.

本发明实施例提供了一种中继节点, 包括: Embodiment of the present invention provides a relay node, comprising:

第一接收模块, 用于接收基站发送的切换请求, 所述切换请求包括中继链路承载配置信息和目标接入链路对应的QoS信息; A first receiving module, for receiving a handover request from a base station, the handover request including relay link bearer configuration information and QoS information corresponding to the target access link;

第一建立模块, 用于根据所述中继链路的承载配置信息建立中继链路承载; 第一生成模块, 用于根据所述目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息; A first establishing module for carrying the configuration information to establish a relay link relay link bearer; generating a first module for generating a target access link according to the QoS information corresponding to the target access link bearer reconfiguration information;

第一发送模块, 用于将所述目标接入链路的承载重配置信息经过所述基站发送给用户设备。 A first sending module, configured to carry the target access link reconfiguration message to the user equipment through the base station.

本发明实施例提供了一种中继节点, 包括: Embodiment of the present invention provides a relay node, comprising:

第二发送模块, 用于向基站发送切换请求以及将目标接入链路的承载重配置信息发送给用户设备; A second sending module, configured to send a handover request to the target base station and the access link bearer reconfiguration information to the user equipment;

第二接收模块, 用于接收所述基站发送的所述目标接入链路的承载重配置信息。 The target access link carrying second receiving module, configured to receive the reconfiguration information transmitted from the base station.

本发明实施例中, RN将基站或者RN生成的目标接入链路的承载重配置信息发送给UE , 从而实现了UE在RN与eNB之间的切换。 Embodiments of the present invention, a base station or carrying the target RN access link generated RN reconfiguration information transmitted to the UE, thereby achieving the handover UE between the RN and the eNB. 附图说明为了更清楚地说明本发明实施例或现有技术中的技术方案, 下面将对实施例或现有技术描述中所需要使用的附图作一简单地介绍, 显而易见地, 下面描述中的附图是本发明的一些实施例, 对于本领域普通技术人员来讲, 在不付出创造性劳动性的前提下, 还可以根据这些附图获得其他的附图。 BRIEF DESCRIPTION OF DRAWINGS In order to more clearly illustrate the technical solutions in the embodiments or the prior art embodiment of the present invention, the accompanying drawings for describing the embodiments are introduced briefly described in the embodiments or the prior art are required Apparently, the description below the figures show some embodiments of the present invention, those of ordinary skill in the art is concerned, without any creative effort, and can obtain other drawings based on these drawings.

图1为本发明实施例提供的一种切换方法的流程图; FIG 1 is a flowchart of a handover method according to an embodiment of the present invention;

图2为本发明实施例提供的另一种切换方法的流程图; 2 is a flowchart of another handover method according to an embodiment of the present invention;

图3为本发明实施例提供的另一种切换方法的流程图; FIG 3 is a flowchart of another handover method according to an embodiment of the present invention;

图4为本发明实施例提供的另一种切换方法的流程图; FIG 4 is a flowchart of another handover method according to an embodiment of the present invention;

图5为本发明实施例提供的另一种切换方法的流程图; 5 is a flowchart of another handover method according to an embodiment of the present invention;

图6为本发明实施例提供的另一种切换方法的流程图; FIG 6 is a flowchart of another handover method according to an embodiment of the present invention;

图7为本发明实施例提供的另一种切换方法的流程图; FIG 7 is a flowchart of another handover method according to an embodiment of the present invention;

图8为本发明实施例提供的另一种切换方法的流程图; FIG 8 is a flowchart of another handover method according to an embodiment of the present invention;

图9为本发明实施例提供的另一种切换方法的流程图; FIG 9 is a flowchart of another handover method according to an embodiment of the present invention;

图10为本发明实施例提供的另一种切换方法的流程图; FIG 10 is a flowchart of another handover method according to an embodiment of the present invention;

图11为本发明实施例提供的一种中继节点的结构示意图; FIG 11 is a schematic structural diagram of a relay node according to an embodiment of the present invention;

图12为本发明实施例提供的另一种中继节点的结构示意图; FIG 12 is a schematic structural diagram of another relay node according to an embodiment of the present invention;

图13为本发明实施例提供的另一种中继节点的结构示意图; FIG 13 a schematic view of another configuration of a relay node according to an embodiment of the present invention;

图14为本发明实施例提供的一种基站的结构示意图; FIG 14 is a schematic structural diagram of a base station according to an embodiment of the present invention;

图15为本发明实施例提供的另一种基站的结构示意图; FIG 15 is a schematic structural diagram of another base station according to an embodiment of the present invention;

图16为本发明实施例提供的另一种基站的结构示意图; FIG 16 is a schematic structural diagram of another base station according to an embodiment of the present invention;

图17为本发明实施例提供的一种切换系统的结构示意图。 FIG 17 is a schematic structure of a switching system according to an embodiment of the present invention. 具体实施方式 detailed description

为使本发明实施例的目的、 技术方案和优点更加清楚, 下面将结合本发明实施例中的附图, 对本发明实施例中的技术方案进行清楚、 完整地描述, 显然, 所描述的实施例是本发明一部分实施例, 而不是全部的实施例。 Order that the invention object, technical solutions, and advantages of the embodiments more clearly below in conjunction with the present invention in the accompanying drawings, technical solutions in the embodiments will be apparent to the present invention, completely described, obviously, the described embodiments some embodiments of the present invention rather than all embodiments. 基于本发明中的实施例, 本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例, 都属于本发明保护的范围。 Based on the embodiments of the present invention, those of ordinary skill in the art to make all other embodiments without creative work obtained by, it falls within the scope of the present invention.

图1为本发明实施例提供的一种切换方法的流程图, 如图1所示, 该方法包括: FIG 1 is a flowchart of a handover method according to an embodiment of the present invention, shown in Figure 1, the method comprising:

步骤101、 RN接收基站发送的切换请求, 该切换请求包括中继链路的承载配置信息和目标接入链路对应的QoS信息。 Step 101, the handover request RN receives the base station, the handover request including relay link bearer QoS configuration information and target information corresponding to the access link.

本实施例中, 目标接入链路为UE与RN之间的链路。 In this embodiment, the target access link is a link between the UE and RN.

步骤102、 RN根据中继链路的承载配置信息建立中继链路承载。 Step 102, RN bearer configuration information to establish a relay link relay link bearer.

步骤103、 RN根据目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息, 将目标接入链路的承载重配置信息经过基站发送给UE。 Step 103, RN access link according to the QoS information corresponding to the target generation target access link bearer reconfiguration message, carrying the target access link reconfiguration message sent to the UE via the base station.

本实施例中, UE在接收到目标接入链路的承载重配置信息后, 可根据该目标接入链路的承载重配置信息完成目标接入链路承载的建立。 In this embodiment, the UE after receiving the access link to the destination bearer reconfiguration information, information according to bearer reconfiguration of the target completion of the access link establishment target access link bearer. 本实施例中, UE从基站切换入RN后, 可通过建立的中继链路承载和目标接入链路承载立即与网络侧进行通信。 In this embodiment, UE after the handover RN, can communicate via the relay link and the target access bearer link bearer establishment from the base station network immediately.

本实施例中, 步骤103还可以为位于步骤102之前。 In this embodiment, step 103 may also be located before step 102.

本实施例的技术方案中, RN接收到基站发送的切换请求后, 根据切换请求中的中继链路的承载配置信息建立中继链路承载, 根据目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息, 并将目标接入链路的承载重配置信息经过基站发送给UE, 从而使UE从基站切换入RN。 After aspect of the present embodiment, the RN receives the base station transmits the handover request to establish a relay link bearer configuration information according to the bearer relay link handover request, the target generated according to the QoS information corresponding to the target access link access link bearer reconfiguration information, and the target access bearer link reconfiguration information transmitted via the base station to the UE, thereby enabling the UE handover from the base station into the RN.

图2为本发明实施例提供的另一种切换方法的流程图, 如图2所示, 该方法包括: 2 is a flowchart of another handover method according to an embodiment of the present invention, shown in Figure 2, the method comprising:

步骤201、 UE向基站上报测量报告( Measurement Report )。 Step 201, UE measurement report (Measurement Report) to the base station.

UE 可以通过测量报告向基站上报当前所在小区以及相邻小区的测量结果。 The UE may report the current location cell and neighboring cell measurement result to the base station through a measurement report.

步骤202、 基站根据测量报告进行切换判决。 Step 202, the base station handover decision based on measurement reports.

基站可根据测量^艮告和相邻小区对应的无线资源管理(Radio Resource Management, 以下简称: RRM )信息进行切换判决; 或者基站可根据测量报告、相邻小区对应的RRM信息和相邻小区对应的中继链路信道质量信息进行切换判决。 ^ Gen and the base station may report the neighbor cell corresponding to a radio resource management (Radio Resource Management, hereinafter referred to as: RRM) a handover decision based on the measurement information; or a base station according to the measurement report neighbor cell RRM information corresponding to the corresponding neighboring cell and relay link channel quality information for a handover decision.

由于本实施例中,需要实现UE在RN与该RN附着的基站之间进行切换, 因此釆用相邻小区的中继链路信道质量信息进行切换判断, 会使切换判决结果更加准确。 Since the present embodiment, the UE need to implement switching between base stations attached to the RN RN, thus preclude the switching judgment neighboring cell relay link channel quality information, the handover decision will result more accurate.

基站根据上述切换判决信息从测量报告中的相邻小区中确定出目标小区。 The base station determines a handover decision based on the information from the neighboring cell measurement reports in the target cell. 在本实施例中, 目标小区为RN的小区, 即UE从附着的基站向RN进行切换。 In the present embodiment, the target cell is a cell of an RN, i.e., handover of the UE from the base station to the RN attached.

步骤203、 基站向RN发送切换请求(blHandoverRequest ), 该切换请求包括中继链路的承载配置信息和目标接入链路对应的QoS信息。 Step 203, the base station transmits a handover request to the RN (blHandoverRequest), the handover request including relay link bearer QoS configuration information and target information corresponding to the access link.

中继链路的承载配置信息和目标接入链路对应的QoS信息由基站为UE 所支持业务分配的。 Relay link bearer QoS information and the configuration information corresponding to the target access link is supported by the UE by the base station traffic distribution.

目标接入链路对应的QoS信息可用于RN进行UE业务是否支持的判决, 并进行所接受业务在接入链路的承载配置。 QoS information corresponding to the target access link may be used to support the RN service decision whether the UE, and the access bearer service in the link configuration accepted.

其中, 目标接入链路对应的QoS信息可以包括以下至少一种: Wherein, QoS information corresponding to the target access links may comprise at least one of:

服务类别指示(QoS Class Indicator, 以下简称: QCI )、 分配优先权( Allocation Retention Priority , 以下简称: ARP )、 最大比特率( Maximum Bit Rate , 以下简称: MBR )和保证比特率( Guarantee! Bit Rate , 以下简称: GBR )、 UE 在源小区所支持业务对应的汇聚最大比特率(Aggregate Maximum Bit Rate, 以下简称: AMBR )。 Service category indication (QoS Class Indicator, hereinafter referred to as: QCI), assign a priority (Allocation Retention Priority, hereinafter referred to as: ARP), the maximum bit rate (Maximum Bit Rate, hereinafter referred to as: MBR) and guaranteed bit rate (Guarantee Bit Rate! , hereinafter referred to as: GBR), UE in the source cell service bit rate corresponding to the maximum aggregation (Aggregate maximum bit rate support, hereinafter referred to as: AMBR).

本实施例中, 目标接入链路对应的QoS信息还包括目标接入链路上对应的分组时延预算( Packet Delay Budget, 以下简称: PDB )或切换请求中还包括中继链路上对应的PDB。 In this embodiment, QoS information corresponding to the target access link further includes access link corresponding to the target packet delay budget (Packet Delay Budget, hereinafter referred to: PDB) or a handover request corresponding to the relay link further comprises the PDB.

其中, 中继链路的承载配置信息可以包括:基站为UE所支持业务分配的在中继链路的承载配置参数。 Wherein the relay link bearer configuration information may include: a base station configuration parameters to the UE bearer relay link traffic distribution in the support. 步骤204、 RN根据中继链路的承载配置信息建立中继链路承载。 Step 204, RN bearer configuration information to establish a relay link relay link bearer.

在切换准备的过程中, RN就可以根据中继链路的承载配置信息建立起中继链路承载, 使得切换完成后, UE可以立即通过中继链路承载与网络侧进行通信, 避免了长时间的时延, 提高了用户体验。 In the handover preparation process, the RN can establish a relay link bearer configuration information according to the bearer of the relay link, so that after the completion of handover, the UE may communicate with the network side through the relay link bearer Now, to avoid the long time delay and improve the user experience.

步骤205、 RN根据目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息。 Step 205, RN bearer QoS information according to the access link corresponding to the target generation target access link reconfiguration information.

本实施例中, 当目标接入链路对应的QoS信息包括目标接入链路上对应的PDB时, RN可直接根据目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息。 Carrying the present embodiment, when the QoS information comprises the target access link corresponding to the target access link corresponding to PDB, RN may be generated directly from access link target QoS information corresponding to the target access link reconfiguration information.

或者, 本实施例中, 当切换请求中还包括中继链路上对应的PDB时, RN 可根据目标接入链路对应的QoS信息和中继链路上对应的PDB生成目标接入链路的承载重配置信息。 Alternatively, in the present embodiment, when the switching request further includes a corresponding relay link PDB, the RN may be based on the QoS information corresponding to the relay link and the access link corresponding to the target to generate a target access link PDB bearer reconfiguration information. 具体地, RN可根据目标接入链路对应的QoS信息中的QCI获知源接入链路上对应的PDB ,将源接入链路上对应的PDB与中继链路上对应的PDB相减生成目标接入链路上对应的PDB,并根据目标接入链路对应的QoS信息和目标接入链路上对应的PDB生成目标接入链路的承载重配置信息, 其中, 源接入链路为UE与基站之间的链路。 Specifically, RN may be learned corresponding to the source PDB access link according to the QoS information of the target access link corresponding to the QCI, corresponding to the access link corresponding to the source relay link PDB and PDB subtraction generating a corresponding access link target PDB, and PDB bearer reconfiguration information generation target according to the access link corresponding to the QoS information and the target access a target access link corresponding to the link, wherein the source access link road link between the UE and for the base station.

本实施例中, 由于基站釆用集中控制分布执行的方式对两跳链路(包括目标接入链路和中继链路)上的业务执行QoS建立和维护, 并且两跳链路的业务承载配置不同于单跳链路的业务承载配置, 因此, 步骤203 中基站发送给RN的切换请求中可以携带目标接入链路承载对应的QoS信息和中继链路的承载配置信息, 步骤206中RN是根据目标接入链路对应的QoS信息等生成接入链路的承载重配置信息。 In this embodiment, since the base station performs distributed control preclude the use of centralized manner on the two QoS service execution hop link (including the target access link and relay link) establishment and maintenance, and two hop link bearer traffic bearer service configuration is distinct from the one-hop link configuration, and therefore, in step 203 the base station transmits the handover request to the RN configuration information bearer may carry QoS information relay link and the access link target corresponding to the bearer, in step 206 RN is a target access bearer QoS corresponding to the link information generated access link reconfiguration information.

步骤206、 RN向基站发送切换应答消息( blHandoverResponse )。 Step 206, RN to the base station handover response message (blHandoverResponse).

该切换应答消息携带的信息可以包括目标接入链路的承载重配置信息。 Information carried in the handover response message may include a link target access bearer reconfiguration information. 本实施例中, 目标接入链路的承载重配置信息可以包含在切换应答消息中的目标到源透传容器( the target to the source transparent container ) 中。 In this embodiment, the target access bearer link reconfiguration information may be included in a handover response message in the target to source transparent container (the target to the source transparent container) in. 进一步地, 该切换应答消息携带的信息还可以包括: Further information, carried in the handover response message may further comprise:

1 ) E-UTRAN无线接入7 载( E-UTRAN radio access bearer, E-RAB ) ID 该E-RAB ID为目标小区所接受业务对应的EPS 载标识。 1) E-UTRAN radio access carrier 7 (E-UTRAN radio access bearer, E-RAB) ID of the E-RAB ID corresponding to the service as the target cell identification EPS acceptable carrier.

2 ) E-RAB拒绝业务列表( E-RAB Not Admitted List ) 2) E-RAB refuse service list (E-RAB Not Admitted List)

该E-RAB Not Admitted List为目标小区所拒绝业务对应的EPS承载, 具体包括增强分组系统(Enhanced packet system, EPS )承载标识符以及拒绝该EPS承载接入的原因。 The E-RAB Not Admitted List rejected as a target cell corresponding to the EPS bearer traffic, including enhanced packet system (Enhanced packet system, EPS) bearer identifier and reason for the rejection of access to the EPS bearer.

步骤207、 基站向UE 发送无线资源控制连接重配置消息( RRCConnectionReconfiguration ),该无线资源控制连接重配置消息包括目标接入链路的承载重配置信息。 Step 207, the base station transmits to the UE a radio resource control connection reconfiguration message (the RRCConnectionReconfiguration), the RRC connection reconfiguration message comprises a target access link bearer reconfiguration information.

本步骤中, 基站通过无线资源控制连接重配置消息将目标接入链路的承载重配置信息透传给UE, 从而使得UE可以根据目标接入链路的承载重配置信息与RN之间建立目标接入链路承载。 In this step, the base station through radio resource control connection reconfiguration message carrying the target access link reconfiguration information transmitted through UE, thereby enabling the UE and the RN may be between the information carrier according to the target to establish an access link reconfiguration target access link bearer.

步骤208、 UE随机接入RN。 Step 208, UE random access RN.

步骤209、 UE 向RN 发送无线资源控制连接重配置完成消息 Step 209, UE transmits RRC connection reconfiguration complete message to the RN

( RRCConnectionReconfigurationComplete )。 (RRCConnectionReconfigurationComplete).

执行步骤208和步骤209后, UE完成切换。 After step 208 and step 209, UE completes the handover.

本实施例中, 步骤205还可以为位于步骤204之前。 In this embodiment, step 205 may also be located before that step 204.

本实施例的技术方案中,基站发送给RN的切换请求中可以携带中继链路的承载配置信息和目标接入链路承载对应的QoS信息, 因此, 在UE从基站切换到RN过程中,可以根据中继链路的承载配置信息建立中继链路承载, 以及RN需要根据目标接入链路承载对应的QoS信息等生成目标接入链路的承载重配置信息, 从而保证了UE从基站切换到RN过程中承载业务的建立。 Aspect of the present embodiment, the base station transmits the handover request to the RN relay link may carry bearer configuration information and the target access bearer QoS information corresponding to the link, and therefore, the UE from the base station to the RN process, relay link bearer may be established, and the need to re-configuration of the RN bearer QoS information and the like corresponding to the target access link bearer generating link information according to the target access bearer configuration information of the relay link, thereby ensuring that the UE from the base station RN switch to the traffic bearer setup process.

本发明一实施例提供了一种切换方法,本实施例为UE从源RN切换到目标RN的场景, 其中源RN附着于源基站下, 目标RN附着于目标基站下。 An embodiment of the present invention provides a handover method, the present embodiment is a handover from the source UE to the target RN RN scene, wherein the source RN is attached at the source base station, the target RN attaches to the target base station. 图3为本发明实施例提供的另一种切换方法的流程图,如图3所示,该方法包括: 步骤301、 UE向源RN上报测量报告。 FIG 3 is a flowchart of another handover method according to an embodiment of the present invention, shown in Figure 3, the method comprising: a step 301, UE reports a measurement report to the source of RN.

步骤302、 源RN根据测量报告进行切换判决。 Step 302, the source RN handover decision based on measurement reports.

步骤303、 源RN通过源基站和目标基站向目标RN发送切换请求, 该切换请求包括中继链路的承载配置信息和目标接入链路对应的QoS信息。 Step 303, the source RN through the source and target base stations to the target RN sends a handover request, the handover request including relay link bearer QoS configuration information and target information corresponding to the access link.

步骤304、 目标RN根据中继链路的承载配置信息建立中继链路承载, 根据目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息。 Step 304, the target RN bearer configuration information to establish a relay link according to the bearer relay link, generating a target access bearer QoS information of the target link according to the corresponding access link reconfiguration information.

步骤305、目标RN将通过目标基站和源基站向源RN发送切换应答消息。 Step 305, the target RN sends a handover response message by the target base station and the source base station to the source RN. 具体地, 该切换应答消息可以包括目标接入链路的承载重配置信息。 Specifically, the handover response message may include a link to a target access bearer reconfiguration information. 步骤306、 源RN向UE发送无线资源控制连接重配置消息, 该无线资源控制连接重配置消息包括目标接入链路的承载重配置信息。 Step 306, the source RN sends radio resource control connection reconfiguration message to the UE, where the RRC connection reconfiguration message comprises a target access link bearer reconfiguration information.

UE可以根据目标接入链路的承载重配置信息与目标RN之间建立接入链路承载, 接入目标RN。 The carrier UE can access the target link reconfiguration information between target RN access link is established bearer, the access target RN.

步骤307、 UE从源RN去附着, 并与目标RN进行同步。 Step 307, UE RN detach from the source, and synchronize with the target RN.

步骤308、 源RN向目标RN发送序列号状态报告。 Step 308, the source sequence number RN sends a status report to the target RN.

由于在源RN和目标RN之间没有直接的接口, 因此, 源RN可以通过源基站转发发送给目标RN的消息或数据。 Since there is no direct interface between the source and the target RN RN, and therefore, the source RN may forward the message or data to the target RN by the source base station.

步骤309、 源RN向源基站转发用户面数据。 Step 309, the source RN forwarding user plane data from the source base station.

步骤310、 源基站接收源RN转发的用户面数据, 并对源RN转发的用户面数据进行緩存。 Step 310, the source base station receives the source RN forwarding user plane data, user plane data sources and RN forwarding cache.

步骤311、 UE随机接入目标RN。 Step 311, UE random access to the target RN.

步骤312、 源基站向目标RN转发用户面数据。 Step 312, the source base station forwarding user plane data to the target RN.

本实施例中, 步骤312还可以为位于步骤311之前。 In this embodiment, step 312 may also be located before that step 311.

步骤313、 UE 向目标RN 发送无线资源控制连接重配置完成消息( RRCConnectionReconfigurationComplete )。 Step 313, UE sends a radio resource control connection to the target RN reconfiguration complete message (RRCConnectionReconfigurationComplete).

从而UE完成从源RN到目标RN的切换过程。 So that the UE completes the handover process from the source to the target RN in the RN.

步骤314、 目标RN向目标eNB发送切换确认消息( blHandoverConfirm )。 Step 314, the target RN sends handover confirm message to the target eNB (blHandoverConfirm). 步骤315、 目标基站向源基站发送UE上下文释放消息。 Step 315, the target base station sends a UE context release message to the source base station.

步骤316、 源基站释放緩存的用户面数据。 Step 316, the source base station releases the user plane data cache.

步骤317、 源基站向源RN发送UE上下文释放消息。 Step 317, the source base station to the source RN sends a UE context release message.

步骤318、 源RN释放资源。 Step 318, the source RN free up resources.

本实施例的技术方案中,源基站将接收到的源RN转发的用户面数据进行緩存, 并在UE从源RN切换到目标RN过程中, 进一步将緩存的用户面数据通过目标基站转发给目标RN。 User plane data aspect of the present embodiment, the source base station received user plane data source RN forwarding cache, and switch to the target RN process of the UE from the source RN, further buffered forwarded to the target by the target base station RN. 当UE成功从源RN切换到目标RN时, 源基站再释放緩存的用户面数据, 避免了在切换过程中UE 未能成功切换到目标RN时, 源RN需要再通过Un接口将用户面数据回传给源基站, 并通过源基站转发给源RN, 导致的用户面数据在Un接口上传输了两次的问题, 从而节约了Un接口上的空口资源。 When the user plane data from the handover UE successfully target RN RN to the source, the source base station releases the cache, while avoiding the failed handover to the target RN UE in a handover procedure, the RN needs source through the Un interface user plane data back passed to the source base station and forwarded to the source RN through the source base station, the user plane data transmission problems caused twice on the Un interface, thus saving resources on the air interface Un interface.

图4为本发明实施例提供的另一种切换方法的流程图, 如图4所示, 该方法包括: FIG 4 is a flowchart of another handover method according to an embodiment of the present invention, shown in Figure 4, the method comprising:

步骤401、 RN向基站发送切换请求。 Step 401, RN transmits a handover request to the base station.

步骤402、 RN接收基站发送的目标接入链路的承载重配置信息。 Step 402, the target access bearer link RN receives the base station transmitted reconfiguration information.

本实施例中, 目标接入链路为UE与基站之间的链路。 In this embodiment, the target access link is a link between the UE and the base station.

步骤403、 RN将目标接入链路的承载重配置信息发送给UE。 Step 403, RN link target access bearer reconfiguration message sent to the UE.

本实施例的技术方案中, RN向基站发送切换请求后, 接收基站发送的目标接入链路的承载重配置信息, 并将目标接入链路的承载重配置信息发送给 After aspect of the present embodiment, the RN sends a handover request to the base station, the target access bearer links received reconfiguration information transmitted from the base station, the access bearer and the target link reconfiguration information to the

UE, 从而使UE从RN切换入基站。 UE, thereby enabling the UE handover from the base station into the RN.

图5为本发明实施例提供的另一种切换方法的流程图, 如图5所示, 该方法包括: 5 is a flowchart of another handover method according to an embodiment of the present invention, shown in Figure 5, the method comprising:

步骤501、 RN向基站发送切换请求。 Step 501, RN transmits a handover request to the base station.

步骤502、 RN接收基站发送的目标接入链路的承载重配置信息, 该目标接入链路的承载重配置信息由基站根据预先获知的目标接入链路对应的QoS 信息生成。 Step 502, the target access bearer link RN receives the base station transmits the reconfiguration information, the target access bearer link reconfiguration information is generated by the base station is known in advance according to the QoS information corresponding to the target access link. 本实施例中, 目标接入链路为UE与基站之间的链路。 In this embodiment, the target access link is a link between the UE and the base station.

步骤503、 RN将该目标接入链路的承载重配置信息发送给UE。 Step 503, the target RN access link bearer reconfiguration message sent to the UE.

本实施例的技术方案中, RN向基站发送切换请求后, 基站根据预先获知的目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息, 并通过RN将目标接入链路的承载重配置信息发送给UE, 从而使UE从RN切换入基站。 After aspect of the present embodiment, RN transmits a handover request to the base station, the target base station generates an access link based on QoS information of previously known link corresponding to the target access bearer reconfiguration information, and the access link by the target RN bearer channel reconfiguration message sent to the UE, thereby enabling the UE handover from the base station into the RN.

图6为本发明实施例提供的另一种切换方法的流程图, 如图6所示, 该方法包括: 6 is a flowchart of another handover method according to an embodiment of the present invention, shown in Figure 6, the method comprising:

步骤601、 UE向RN上报测量报告。 Step 601, UE reports a measurement report to the RN.

UE 可以通过测量报告向RN上报当前所在小区以及相邻小区的测量结果。 The UE may report the current location cell and neighboring cell measurement result through the measurement report to the RN.

步骤602、 RN向基站发送切换请求( blHandoverRequire ), 该切换请求中包括测量报告。 Step 602, RN to the base station handover request (blHandoverRequire), the handover request comprises a measurement report.

步骤603、 基站根据测量报告进行切换判决。 Step 603, the base station handover decision based on measurement reports.

具体地, 基站可根据测量报告和相邻小区对应的RRM信息进行切换判决; 或者基站可根据测量报告、相邻小区对应的RRM信息和相邻小区对应的中继链路信道质量信息进行切换判决。 Specifically, the base station may perform a handover decision according to the measurement report and neighboring cell information corresponding to the RRM; or a base station according to the measurement report neighbor cell information corresponding to the RRM and the relay link channel quality information of the corresponding neighboring cell handover decision .

由于本实施例中,需要实现UE在RN与该RN附着的基站之间进行切换, 因此釆用相邻小区的中继链路信道质量信息进行切换判断, 会使切换判决结果更加准确。 Since the present embodiment, the UE need to implement switching between base stations attached to the RN RN, thus preclude the switching judgment neighboring cell relay link channel quality information, the handover decision will result more accurate.

步骤604、 基站根据预先获知的目标接入链路对应的QoS信息生成目标接入链路的承载配置信息。 Step 604, the base station configuration information previously learned bearer QoS information corresponding to the target access link generating a target access link.

本实施例中, 目标接入链路对应的QoS信息可包括以下至少一种: QCI、 ARP、 MBR、 GBR和AMBR。 In this embodiment, QoS information corresponding to the target access links may comprise at least one of: QCI, ARP, MBR, GBR, and AMBR.

本实施例中, 由于基站釆用集中控制分布执行的方式对两跳链路上的业务进行QoS建立和维护, 因此当附着到RN的UE接入到网络时, 基站就可以预先获知该UE所支持业务对应的目标接入链路对应的QoS信息, 也就是说基站可以预先获知生成目标接入链路的承载配置信息所需的目标接入链路对应的QoS信息。 In this embodiment, since the base station performs distributed preclude the use of a centralized control manner in the two-hop link traffic for QoS establishment and maintenance, so that when attached to the RN to the UE accesses the network, the base station can be known in advance by the UE supported QoS information corresponding to the service access link corresponding to the target, i.e. the base station may know in advance the target access bearer generate link information required QoS configuration information corresponding to the target access link. 因此, 本实施例步骤602中RN向基站发送的切换请求中无需携带目标接入链路对应的QoS信息。 Accordingly, the present embodiment step RN transmits the handover request to the base station 602 without having to carry the QoS information corresponding to the target access link.

步骤605、 基站向RN发送切换命令( blHandoverCommand ), 该切换命令包括目标接入链路的承载重配置信息。 Step 605, the base station transmits a handover command (blHandoverCommand) to the RN, the handover command includes a target access link bearer reconfiguration information.

具体地, 目标接入链路的承载重配置信息可以包括: 为目标小区所接受业务重新配置的目标接入链路的承载相关参数。 Specifically, the target access link bearer reconfiguration information may comprise: service bearer reconfiguration target access link related parameters accepted by the target cell.

步骤606、 RN 向UE 发送无线资源控制连接重配置消息( RRCConnectionReconfiguration ),该无线资源控制连接重配置消息包括目标接入链路的承载重配置信息。 Step 606, RN transmits to the UE a radio resource control connection reconfiguration message (RRCConnectionReconfiguration), the RRC connection reconfiguration message comprises a target access link bearer reconfiguration information.

具体地, UE可以根据目标接入链路的承载重配置信息与基站之间建立目标接入链路承载。 In particular, UE can access the target link bearer reconfiguration goal of establishing access link between the information carrier and the base station.

步骤607、 UE随机接入基站。 Step 607, UE randomly access the base station.

步骤608、 UE 向基站发送无线资源控制连接重配置完成消息( RRCConnectionReconfigurationComplete )。 Step 608, UE transmits to the base station a radio resource control connection reconfiguration complete message (RRCConnectionReconfigurationComplete).

执行步骤607和步骤608后, UE完成切换。 After step 607 and step 608, UE completes the handover.

本实施例中, 步骤601之后和步骤602之前还可以包括: RN根据UE上报的测量结果进行初步判决,当RN查询出测量报告中存在服务质量比源小区更好的小区时, 判定进行切换。 In this embodiment, after step 601 and before step 602 may further comprise: RN preliminary decision based on a measurement result reported by the UE, RN query when the presence of quality of service measurements report better cell than a source cell determines to switch. 再执行步骤602和步骤603 , 在步骤603中由基站根据测量报告进行最终判决。 And then the step 602 and step 603, the final decision based on the measurement report from the base station in step 603.

本实施例的技术方案中, 由于基站釆用集中控制分布执行的方式对两跳链路上的业务进行QoS建立和维护, 因此当附着到RN的UE接入到网络时, 基站就可以预先获知该UE所支持业务对应的目标接入链路对应的QoS信息, 无需RN再通过Un接口向基站发送目标接入链路对应的QoS信息,从而节约了Un接口的空口资源。 Aspect of the present embodiment, since the base station preclude the use of centralized control for the distributed execution of operations on the two-hop links QoS establishment and maintenance, so that when attached to the RN to the UE accesses the network, the base station can know in advance QoS information corresponding to the target access link corresponding to the services supported by the UE, then the interface without RN transmit QoS information corresponding to the target access link to the base station through Un, thereby conserving air interface resources Un interface. 此外, 由于基站还可以预先获知用户安全相关的上下文信息, 该用户安全相关的上下文信息可包括用户所支持的加密/完整性保护算法等,因此无需RN再通过Un接口向基站发送用户安全相关的上下文信息, 从而进一步节约了Un接口的空口资源。 Further, since the base station may know in advance the user security context information related to the user security context information related to the user may include the supported encryption / integrity protection algorithm, then it is not necessary RN via the Un interface to a base station transmits user security-related context information further air interface resource savings Un interface.

图7为本发明实施例提供的另一种切换方法的流程图, 如图7所示, 该方法包括: FIG 7 is a flowchart of another handover method according to an embodiment of the present invention, shown in Figure 7, the method comprising:

步骤701、 UE向RN上报测量报告。 Step 701, UE reports a measurement report to the RN.

UE 可以通过测量报告向RN上报当前所在小区以及相邻小区的测量结果。 The UE may report the current location cell and neighboring cell measurement result through the measurement report to the RN.

步骤702、 RN根据测量报告进行切换判决。 Step 702, RN handover decision based on measurement reports.

步骤703、 RN向基站发送切换请求( blHandoverRequire )。 Step 703, RN to the base station handover request (blHandoverRequire).

步骤704至步骤708可参见图6的实施例中的步骤604至步骤608,此处不再赘述。 Step 704 to step 708 may be the procedure of Example 6, see FIGS. 604 to step 608, it will not be repeated here.

本实施例中, 步骤701之后和步骤702之前还可以包括: RN根据UE上报的测量结果进行初步切换判决,当RN查询出测量报告中存在服务质量比源小区更好的小区时, 判定进行切换。 In this embodiment, after step 701 and before step 702 may further comprise: RN preliminary handover decision based on measurement results reported by the UE, RN query when the presence of quality of service measurements report better cell than a source cell determines to switch . 再执行步骤702和步骤703 , 在步骤703 中由基站根据切换判决信息测量报告进行最终判决。 And then the step 702 and step 703, in step 703 the measurement report decision information for the final judgment by the base station according to the handover.

本实施例中, 由RN根据测量报告进行切换判决, 无需RN通过过Un接口向基站发送测量报告, 从而节约了Un接口的空口资源。 In this embodiment, a handover decision according to the measurement report by the RN, RN through the via Un interface without having sent a measurement report to the base station, thereby saving air interface resources Un interface.

图8为本发明实施例提供的另一种切换方法的流程图, 如图8所示, 该方法包括: FIG 8 is a flowchart of another handover method according to an embodiment of the present invention, shown in Figure 8, the method comprising:

步骤801、 RN向基站发送切换请求, 该切换请求包括UE所支持业务对应的QoS信息、 源接入链路的承载配置信息和源接入链路上对应的PDB。 Step 801, RN transmits a handover request to the base station, the handover request includes QoS information corresponding to the service supported by the UE, the source access link bearer configuration information corresponding to the source and the access link PDB.

本实施例中, 源接入链路为UE与RN之间的链路。 In this embodiment, the source access link is a link between the UE and RN.

步骤802、 RN接收基站发送的目标接入链路的承载重配置信息, 该目标接入链路的承载重配置信息由基站根据UE所支持业务对应的QoS信息和源接入链路上对应的PDB确定对源接入链路的承载配置信息进行重配置后, 根据UE所支持业务对应的QoS信息生成。 Step 802, the target access bearer link RN receives the base station transmits the reconfiguration information, the target access bearer link reconfiguration information supported by the UE by the base station corresponding to the QoS information corresponding to the service according to the access link and the source after determination of the PDB bearer configuration information source access link reconfiguration, the UE generates according to the QoS information corresponding to the service supported.

本实施例中, 目标接入链路为UE与基站之间的链路。 In this embodiment, the target access link is a link between the UE and the base station.

步骤803、 RN将目标接入链路的承载重配置信息发送给用户设备。 Step 803, RN link target access bearer reconfiguration message sent to the user equipment.

本实施例的技术方案中, RN向基站发送切换请求后, 基站根据切换请求中的UE所支持业务对应的QoS信息生成目标接入链路的承载重配置信息, 并通过RN将目标接入链路的承载重配置信息发送给UE, 从而使UE从RN 切换入基站。 After aspect of the present embodiment, RN transmits a handover request to the base station, the QoS information corresponding to the service support according to the handover request, the target UE generates an access link bearer reconfiguration information, and the access link by the target RN bearer channel reconfiguration message sent to the UE, thereby enabling the UE handover from the base station into the RN.

图9为本发明实施例提供的另一种切换方法的流程图, 如图9所示, 该方法包括: FIG 9 is a flowchart of another handover method according to an embodiment of the present invention, shown in Figure 9, the method comprising:

步骤901、 UE向RN上报测量报告。 Step 901, UE reports a measurement report to the RN.

步骤902、 RN向基站发送切换请求, 该切换请求包括测量报告、 UE所支持业务对应的QoS信息、 源接入链路的承载配置信息和源接入链路上对应的PDB。 Step 902, RN transmits a handover request to the base station, the handover request includes a measurement report, QoS information corresponding to the service supported by the UE, the source access link bearer configuration information corresponding to the source and the access link PDB.

步骤903、 基站根据测量报告进行切换判决。 Step 903, the base station handover decision based on measurement reports.

步骤904、基站根据UE所支持业务对应的QoS信息和源接入链路上对应的PDB判断是否对源接入链路的承载配置信息进行重配置, 如果是, 则执行步骤905; 如果否, 则执行步骤908。 Step 904, the base station corresponding to the QoS information corresponding to the service and determines whether the source PDB access link configuration supports bearer source UE based on the access link reconfiguration information, if yes, execute step 905; if not, It proceeds to step 908.

步骤905、基站根据UE所支持业务对应的QoS信息生成目标接入链路的承载重配置信息。 Step 905, the base station according to the bearer service QoS information generated corresponding to the target UE supports the access link reconfiguration information.

步骤906、 基站向RN发送切换命令, 该切换命令包括目标接入链路的承载重配置信息。 Step 906, the base station transmits a handover command to the RN, the handover command includes a target access link bearer reconfiguration information.

步骤907、 RN向UE发送无线资源控制连接重配置消息, 该无线资源控制连接重配置消息包括目标接入链路的承载重配置信息, 并执行步骤910。 Step 907, RN transmits to the UE a radio resource control connection reconfiguration message, the RRC connection reconfiguration message comprises a target access link bearer reconfiguration information, and executes step 910.

步骤908、 基站向RN发送切换命令。 Step 908, the base station transmits a handover command to the RN.

步骤909、RN向UE发送无线资源控制连接重配置消息,并执行步骤910。 Step 909, RN to UE transmits RRC connection reconfiguration message, and step 910. 本步骤中, UE在接收到无线资源控制连接重配置消息后, 获知继续釆用源接入链路的承载配置信息。 In this step, the UE receiving the RRC connection reconfiguration message, continue to preclude the known source bearer configuration information for the access link.

步骤910、 UE随机接入基站。 Step 910, UE randomly access the base station.

步骤911 、 UE 向基站发送无线资源控制连接重配置完成消息( RRCConnectionReconfigurationComplete )。 Step 911, UE transmits to the base station a radio resource control connection reconfiguration complete message (RRCConnectionReconfigurationComplete).

本实施例中, 步骤901之后和步骤902之前还可以包括: RN根据UE上报的测量结果进行初步判决,当RN查询出测量报告中存在服务质量比源小区更好的小区时, 判定进行切换。 In this embodiment, after step 901 and before step 902 may further comprise: RN preliminary decision based on a measurement result reported by the UE, RN query when the presence of quality of service measurements report better cell than a source cell determines to switch. 再执行步骤902和步骤903 , 在步骤903中由基站根据测量报告进行最终判决。 And then the step 902 and step 903, the final decision based on the measurement report from the base station in step 903.

本实施例的技术方案中,当基站根据接收到的切换请求中包括的UE所支持业务对应的QoS信息和源接入链路上对应的PDB确定对源接入链路的承载配置信息进行重配置后, 根据UE所支持业务对应的QoS信息生成目标接入链路的承载重配置信息,并将目标接入链路的承载重配置信息通过RN发送给UE, 从而使UE从RN切换入基站。 Aspect of the present embodiment, when the base station supports the QoS information corresponding to the service sources and an access link according to the received handover request UE included in the determination of the corresponding PDB bearer configuration information source access link weight after configuration, the UE bearer QoS information corresponding to the service to generate the target in accordance with the access link support reconfiguration information, and the target access link bearer reconfiguration message to the UE via RN, thereby enabling the UE handover from the base station RN . 当基站根据接收到的切换请求中包括的UE所支持业务对应的QoS信息和源接入链路上对应的PDB判断出无需对目标接入链路的承载配置信息进行重配置时,可通过RN直接向UE返回切换应答, 使UE根据源接入链路的承载配置信息接入基站, 从而使UE从RN切换入基站。 When the QoS information corresponding to the service supported by the base station according to the UE receives the handover request and included in the source access link corresponding PDB judged without the need for bearer configuration information of the target access link reconfiguration by RN directly returns a response to the handover UE, the UE to access the base station configuration information according to the source access bearer link, thereby enabling the UE handover from the base station into the RN.

图10为本发明实施例提供的另一种切换方法的流程图, 如图10所示, 该方法包括: FIG 10 is a flowchart of another handover method according to an embodiment of the present invention, shown in Figure 10, the method comprising:

步骤1001、 UE向RN上^艮测量4艮告。 Step 1001, UE on RN ^ Burgundy Burgundy measurement report to 4.

UE 可以通过测量报告向RN上报当前所在小区以及相邻小区的测量结果。 The UE may report the current location cell and neighboring cell measurement result through the measurement report to the RN.

步骤1002、 RN根据测量报告进行切换判决。 Step 1002, RN handover decision based on measurement reports.

步骤1003、 RN向基站发送切换请求, 该切换请求包括UE所支持业务对应的QoS信息、 源接入链路的承载配置信息和源接入链路上对应的PDB。 Step 1003, RN transmits a handover request to the base station, the handover request includes QoS information corresponding to the service supported by the UE, the source access link bearer configuration information corresponding to the source and the access link PDB.

步骤1004至步骤1011可参见图9的实施例中的步骤904至步骤911。 Example embodiments step 904 to step 911 in step 1004 to step 1011 may be found in FIG. 9. 本实施例的技术方案中, 由RN根据测量报告进行切换判决, 无需RN通过过Un接口向基站发送测量报告, 从而节约了Un接口的空口资源。 Aspect of the present embodiment, the measurement performed by the RN reports the handover decision, no need to over-RN via the Un interface transmits a measurement report to the base station, thereby saving air interface resources Un interface.

图11为本发明实施例提供的一种中继节点的结构示意图, 如图11所示, 该中继节点包括第一接收模块11、 第一建立模块12、 第一生成模块13和第一发送模块14。 FIG 11 is a schematic structural diagram of a relay node according to an embodiment of the present invention, as shown in FIG. 11, the relay node includes a first receiving module 11, a first establishing module 12, a first transmission 13 and a first generating module module 14.

第一接收模块11接收基站发送的切换请求, 该切换请求包括中继链路的承载配置信息和目标接入链路对应的QoS信息。 The first handover request receiving module 11 receives from the base station, the handover request including relay link bearer QoS configuration information and target information corresponding to the access link. 第一建立模块12根据中继链路的承载配置信息建立中继链路承载。 A first establishing module 12 is arranged to establish a relay link bearer information according to bearer relay link. 第一生成模块13根据目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息。 A first generation module 13 according to the target access bearer QoS information corresponding to the link to generate the target access link reconfiguration information. 第一发送模块14将目标接入链路的承载重配置信息经过基站发送给UE。 A first sending module 14 carrying the target access link reconfiguration message sent to the UE via the base station.

进一步地, 当目标接入链路对应的QoS信息包括目标接入链路上对应的PDB时, 第一生成模块13可直接根据目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息。 Further, when QoS information comprises the target access link corresponding to the target access link corresponding to the PDB, a first generation module 13 may generate a target access bearer QoS information link directly from the access link corresponding to the target reconfiguration information.

进一步地, 当第一接收模块11发送的切换请求中包括中继链路上对应的PDB时, 第一生成模块13可根据目标接入链路对应的QoS信息和中继链路上对应的PDB, 生成目标接入链路的承载重配置信息。 Further, when the switching request sent by the first receiving module 11 includes a corresponding relay link PDB, a first generating module 13 according to the QoS information corresponding to the relay link and the access link corresponding to the target PDB , generating a target access link bearer reconfiguration information.

本实施例的中继节点接收到基站发送的切换请求后, 根据切换请求中的中继链路的承载配置信息建立中继链路承载, 根据目标接入链路对应的QoS 信息生成目标接入链路的承载重配置信息, 并将目标接入链路的承载重配置信息经过基站发送给UE , 从而使UE从基站切换入中继节点。 After the relay node according to the present embodiment receives the handover request from the base station, establishing a relay link bearer configuration information according to the bearer relay link handover request, generates a target access link according to the QoS information corresponding to the target access link bearer reconfiguration information, and the target access bearer link reconfiguration information transmitted via the base station to the UE, thereby enabling the UE handover from the base station into the relay node.

图12为本发明实施例提供的另一种中继节点的结构示意图, 如图12所示, 该中继节点包括: 第二发送模块21和第二接收模块22。 FIG 12 is a schematic structural diagram of another relay node according to an embodiment of the present invention, shown in Figure 12, the relay node comprises: a second sending module 21 and a second receiving module 22.

第二发送模块21向基站发送切换请求。 The second transmission module 21 transmits a handover request to the base station. 第二接收模块22接收基站发送的目标接入链路的承载重配置信息。 Second target access bearer link receiving module 22 receives the reconfiguration information transmitted from the base station. 第二发送模块21将第二接收模块22接收的目标接入链路的承载重配置信息发送给UE。 The second sending module 21 carries a second receiving module 22 receives the target access link reconfiguration message to the UE.

本实施例的中继节点向基站发送切换请求后, 接收基站发送的目标接入链路的承载重配置信息, 中继节点将接收到的基站发送的目标接入链路的承载重配置信息发送给UE , 从而使UE从中继节点切换入基站。 After the relay node according to the present embodiment transmits a handover request to the base station, the target access bearer links received reconfiguration information transmitted from the base station, the access bearer link target relay node to the base station transmitted the received reconfiguration information transmitted to the UE, thereby enabling the UE handover to the base station from the relay node.

图13为本发明实施例提供的另一种中继节点的结构示意图, 如图13所示, 该中继节点包括: 第二发送模块21和第二接收模块22。 FIG 13 a schematic view of another configuration of a relay node according to an embodiment of the present invention, shown in Figure 13, the relay node comprises: a second sending module 21 and a second receiving module 22.

第二发送模块21向基站发送切换请求。 The second transmission module 21 transmits a handover request to the base station. 第二接收模块22接收基站发送的目标接入链路的承载重配置信息, 该目标接入链路的承载重配置信息由基站根据预先获知的目标接入链路对应的QoS信息生成。 Second target access bearer link receiving module 22 receives the reconfiguration information transmitted from the base station, the target access bearer link reconfiguration information is generated by the base station is known in advance according to the QoS information corresponding to the target access link. 第二发送模块21将目标接入链路的承载重配置信息发送给UE。 The second sending module 21 to the target access link bearer reconfiguration message to the UE.

进一步地, 第二接收模块22还可接收UE上报的测量报告, 第二发送模块21向基站发送的切换请求还可以包括UE上报的测量报告, 以供基站根据测量报告进行切换判决。 Further, the second receiving module 22 may also receive a measurement report reported by the UE, sending a second handover request to the base station transmit module 21 may further include a measurement report reported by a UE, a base station for a handover decision according to the measurement report.

进一步地, 中继节点还可以包括第一切换判决模块23。 Further, the relay node may further include a first switching decision module 23. 第一切换判决模块23可以根据第二接收模块22接收的测量报告进行切换判决。 First switching decision module 23 may perform a handover decision according to a second receiving module 22 receives the measurement report. 第一切换判决模块23进行的切换判决可以为初步切换判决, 在第一切换判决模块23进行初步切换判决后,由第二发送模块21向基站发送包括测量报告的切换请求, 以供基站根据测量报告进行最终切换判决。 A first switching decision for the handover decision module 23 may be preliminary handover decision, the handover decision, after a first preliminary handover decision module 23, a second sending module 21 to the base station by a handover request comprises a measurement report, the measurement for base station The final report handover decision.

本实施例的中继节点向基站发送切换请求后, 基站根据预先获知的目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息, 中继节点将接收到的基站发送的目标接入链路的承载重配置信息发送给UE, 从而使UE 从中继节点切换入基站。 After the relay node according to the present embodiment transmits a handover request to the base station, QoS information corresponding to the base station based on pre-known target access bearer link generating target access link reconfiguration information, the relay node will receive the base station transmitted target access link bearer reconfiguration message sent to the UE, thereby enabling the UE handover to the base station from the relay node.

在本实施例中, 第二发送模块21向基站发送的切换请求可以包括UE所支持业务对应的QoS信息、 源接入链路的承载配置信息和源接入链路上对应的PDB。 In the present embodiment, the switching module 21 transmits the second transmission request to the base station may include QoS information corresponding to the service supported by the UE, bearer configuration information corresponding to the source of the access link and the access link source PDB. 第二接收模块22可以接收基站发送的目标接入链路的承载重配置信息,该目标接入链路的承载重配置信息由基站根据UE所支持业务对应的QoS 信息和源接入链路上对应的PDB确定对源接入链路的承载配置信息进行重配置后, 根据UE所支持业务对应的QoS信息生成。 The second receiving module 22 may receive the target base station transmits the access link bearer reconfiguration information, the target access bearer reconfiguration link information on the base station supported by the UE according to the service and QoS information corresponding to the source access link after determination of the corresponding PDB bearer configuration information source access link reconfiguration, the UE generates according to the QoS information corresponding to the service supported. 第二发送模块21将目标接入链路的承载重配置信息发送给UE。 The second sending module 21 to the target access link bearer reconfiguration message to the UE.

本实施例的中继节点向基站发送切换请求后,基站根据切换请求中的UE 所支持业务对应的QoS信息生成目标接入链路的承载重配置信息, 中继节点将接收到的基站发送的目标接入链路的承载重配置信息发送给UE, 从而使UE从RN切换入基站。 After the relay node according to the present embodiment transmits a handover request to the base station, the QoS information corresponding to the service support according to the handover request, the target UE generates an access link bearer reconfiguration information, the relay node will receive the base station transmitted target access link bearer reconfiguration message sent to the UE, thereby enabling the UE handover from the base station into the RN.

图14为本发明实施例提供的一种基站的结构示意图, 如图14所示, 该基站包括: 第四发送模块41和第四接收模块42。 FIG 14 is a schematic structural diagram of a base station according to an embodiment of the present invention shown in FIG. 14, the base station comprising: a fourth sending module 41 and a fourth receiving module 42.

第四发送模块41向RN发送切换请求, 该切换请求包括中继链路的承载配置信息和目标接入链路对应的QoS信息, 以供RN根据中继链路的承载配置信息建立中继链路承载以及根据目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息, 并将目标接入链路的承载重配置信息发送给第四接收模块42。 Fourth sending module 41 sends a RN handover request, the handover request bearer QoS information and the configuration information corresponding to the target access link includes a relay link, for establishing a relay link according to RN bearer configuration information of the relay link and generating a target access bearer channel link according to the QoS information corresponding to the link target access bearer reconfiguration information, and the target access bearer reconfiguration link information to the fourth receiving module 42. 第四接收模块42接收目标接入链路的承载重配置。 The fourth receiving module 42 receives the target access link bearer reconfiguration. 第四发送模块41将第四接收模块42接收的目标接入链路的承载重配置发送给UE。 Fourth sending module 41 carrying the fourth receiving module 42 receives a target access link reconfiguration to the UE.

本实施例中的RN可以釆用图11的实施例中的RN。 The present embodiment RN may preclude the use of the embodiment of FIG. 11 in the RN.

本实施例的基站向中继节点发送切换请求, 以供中继节点根据切换请求中的中继链路的承载配置信息建立中继链路承载, 根据目标接入链路对应的QoS 信息生成目标接入链路的承载重配置信息, 基站将接收到的中继节点发送的目标接入链路的承载重配置信息发送给UE, 从而使UE从基站切换入中继节点。 Base station according to the present embodiment transmits a handover request to a relay node, the relay node for establishing a relay link bearer configuration information according to the bearer relay link handover request, the target generated according to the QoS information corresponding to the target access link access link bearer reconfiguration information, the base station carrying the target relay node sends the received access link reconfiguration message sent to the UE, thereby enabling the UE handover from the base station into the relay node.

图15为本发明实施例提供的另一种基站的结构示意图, 如图15所示, 该基站包括: 第五接收模块51、 第二生成模块52和第五发送模块53。 FIG 15 is a schematic structural diagram of another base station according to an embodiment of the present invention shown in FIG. 15, the base station comprising: a fifth receiving module 51, a second generation module 52 and a fifth sending module 53.

第五接收模块51接收RN发送的切换请求。 The fifth receiving module 51 receives a handover request transmitted RN. 第二生成模块52在第五接收模块51接收到RN发送的切换请求后, 根据预先获知的目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息。 After the second generation module 52 in a fifth receiving module 51 receives the switching request sent by the RN generates a target access link bearer QoS information known in advance according to the access target information corresponding to the link reconfiguration. 第五发送模块53将目标接入链路的承载重配置信息经过RN发送给UE。 Fifth sending module 53 carrying the target access link reconfiguration message sent to the UE via RN.

本实施例中的RN可釆用图13所示实施例中的RN。 RN embodiment of the present embodiment may preclude the embodiment shown in FIG. 13 by RN embodiment. 本实施例的基站接收中继节点发送的切换请求后, 根据预先获知的目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息, 并将目标接入链路的承载重配置信息经过RN发送给UE,从而使UE从RN切换入基站。 After the base station according to the present embodiment receives a handover request transmitted by the relay node, to generate a target access link bearer QoS information known in advance according to the corresponding target access link reconfiguration information, and bearer access link target weight configuration information to the UE via RN, thereby enabling the UE handover from the base station into the RN.

图16为本发明实施例提供的另一种基站的结构示意图, 如图16所示, 该基站包括: 第六接收模块61、 第一判断模块62、 第三生成模块63和第六发送模块64。 FIG 16 is a schematic structural diagram of another base station according to an embodiment of the present invention, shown in Figure 16, the base station comprising: a sixth receiving module 61, a first determining module 62, generating module 63 of the third and the sixth transmitting module 64 .

第六接收模块61接收RN发送的切换请求, 该切换请求包括UE所支持业务对应的QoS 信息、 源接入链路的承载配置信息和源接入链路上对应的PDB。 Sixth receiving module 61 receives the handover request sent by the RN, the handover request includes QoS information corresponding to the service supported by the UE, the source access link bearer configuration information corresponding to the source and the access link PDB. 第一判断模块62根据UE所支持业务对应的QoS信息和源接入链路上对应的PDB判断是否对源接入链路的承载配置信息进行重配置。 A first determining module 62 is supported on a corresponding UE according to the QoS information corresponding to the service access link PDB and the source is determined whether the configuration information for the access link source bearer reconfiguration. 第三生成模块63当第一判断模块62根据UE所支持业务对应的QoS信息和源接入链路上对应的PDB确定对源接入链路的承载配置信息进行重配置后, 根据UE所支持业务对应的QoS信息生成目标接入链路的承载重配置信息。 The third generation module 63 when the first determining module 62 supported on the corresponding UE according to the QoS information corresponding to the service access link PDB and the source bearer configuration information to determine the source access link reconfiguration after, supported by the UE according to QoS information corresponding to the service to generate the target access link bearer reconfiguration information. 第六发送模块64将目标接入链路的承载重配置信息经过RN发送给UE。 Sixth sending module 64 carrying the target access link reconfiguration message sent to the UE via RN.

本实施例中的RN可釆用图13所示实施例中的RN。 RN embodiment of the present embodiment may preclude the embodiment shown in FIG. 13 by RN embodiment.

本实施例的基站接收RN发送的切换请求后,根据切换请求中的UE所支持业务对应的QoS信息生成目标接入链路的承载重配置信息, 并将接收到的目标接入链路的承载重配置信息经过RN发送给UE, 从而使UE从RN切换入基站。 When the base station carrying the present embodiment receives a handover request sent by the RN, the QoS information generated corresponding to the service support according to the handover target access link request UE bearer reconfiguration information, and the received target access link reconfiguration message sent to the UE via RN, thereby enabling the UE handover from the base station into the RN.

图17为本发明实施例提供的一种切换系统的结构示意图, 如图17所示, 该切换系统包括中继节点1和基站2。 FIG 17 a schematic structure of a switching system according to an embodiment of the present invention shown in FIG. 17, the switching system 1 comprises a relay node and the base station 2.

中继节点1可釆用图11的实施例中的中继节点, 基站2可釆用图14的实施例中的基站。 The relay node 1 may preclude the use of the embodiment of FIG. 11 in the relay node, a base station using the second embodiment of FIG. 14 may preclude the base station.

或者, 中继节点1可釆用图13所示实施例中的中继节点, 基站2可釆用图15的实施例中的基站。 Alternatively, the relay node may be a relay node preclude embodiment shown in FIG. 13 embodiment with the base station 2 may preclude the use of the embodiment of FIG. 15 in the base station.

或者, 中继节点1可釆用图13所示实施例中的中继节点, 基站2可釆用图16的实施例中的基站。 Alternatively, the relay node may be a relay node preclude embodiment shown in FIG. 13 embodiment with the base station using the second embodiment of FIG. 16 may preclude the base station.

本实施例中的切换系统可实现UE在中继节点与基站之间的切换。 In this embodiment the switching system for switching between the relay node UE and the base station can be achieved.

本领域普通技术人员可以理解: 实现上述方法实施例的全部或部分步骤可以通过程序指令相关的硬件来完成, 前述的程序可以存储于一计算机可读取存储介质中, 该程序在执行时, 执行包括上述方法实施例的步骤; 而前述的存储介质包括: ROM、 RAM, 磁碟或者光盘等各种可以存储程序代码的介最后应说明的是: 以上实施例仅用以说明本发明的技术方案, 而非对其限制; 尽管参照前述实施例对本发明进行了详细的说明, 本领域的普通技术人员应当理解: 其依然可以对前述各实施例所记载的技术方案进行修改, 或者对其中部分技术特征进行等同替换; 而这些修改或者替换, 并不使相应技术方案的本质脱离本发明各实施例技术方案的范围。 Those of ordinary skill in the art will be understood: the hardware implementing the above method to complete all or part of the steps associated with embodiments may be implemented by program instructions, the program may be stored in a computer readable storage medium, the program, when executed, performs comprising the steps of the method embodiments described above; and the storage medium comprising: a variety of medium can store program code ROM, RAM, magnetic disk, or optical disk Finally, it should be noted that: the above embodiments only describe the technical solutions in embodiments of the present invention rather than limiting;. Although the present invention has been described in detail embodiments, those of ordinary skill in the art should be understood: they may still make modifications to the technical solutions described in the embodiments, some technical or It features equivalents; as such modifications or replacements do not cause the essence of corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

权利要求 Rights request
1、 一种切换方法, 其特征在于, 包括: A handover method, comprising:
中继节点RN接收基站发送的切换请求,所述切换请求包括中继链路的承载配置信息和目标接入链路对应的服务质量QoS信息; Switching relay node RN receives the base station sends a request to the handover request and the QoS information comprises the target access bearer corresponding to the link relay link configuration;
RN根据所述中继链路的承载配置信息建立中继链路承载; RN configuration information for establishing a relay link bearer according to the bearer of the relay link;
RN根据所述目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息, 将所述目标接入链路的承载重配置信息经过所述基站发送给用户设备。 The carrier RN QoS information corresponding to the target access link generating a target access link reconfiguration information, the target access link bearer reconfiguration message to the user equipment through the base station.
2、 根据权利要求1所述的方法, 其特征在于, 所述目标接入链路对应的QoS信息包括目标接入链路上对应的分组延时预算PDB。 2. The method according to claim 1, characterized in that, QoS information corresponding to the target access link includes a packet delay budget corresponding to the target PDB access link.
3、 根据权利要求1所述的方法, 其特征在于, 所述切换请求还包括中继链路上对应的PDB; 3. The method according to claim 1, wherein the handover request further comprises a relay link corresponding to the PDB;
所述RN根据所述目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息包括: 所述RN根据所述目标接入链路对应的QoS信息和所述中继链路上对应的PDB, 生成所述目标接入链路的承载重配置信息。 The RN QoS information corresponding to the target access link bearer generated according to the target access link reconfiguration information comprises: RN according to the QoS information corresponding to the target access link and the relay link on the corresponding PDB, it generates the target access link bearer reconfiguration information.
4、 根据权利要求1所述的方法, 其特征在于, 所述RN包括目标RN; 所述方法还包括: 4. The method of claim 1, wherein the RN comprises a target RN; said method further comprising:
所述目标RN接收源RN附着的源基站緩存并发送的用户面数据。 User plane data buffer of the source base station receives the source target RN and RN attached transmitted.
5、 一种切换方法, 其特征在于, 包括: 5. A switching method comprising:
中继节点RN向基站发送切换请求; Relay node RN to the base station a handover request;
所述RN接收所述基站发送的目标接入链路的承载重配置信息; 所述RN将所述目标接入链路的承载重配置信息发送给用户设备。 The RN receives an access link of the target base station transmits a bearer reconfiguration information; the bearer of the target RN access link reconfiguration information to the user equipment.
6、 根据权利要求5所述的方法, 其特征在于, 所述目标接入链路的承载重配置信息由所述基站根据预先获知的目标接入链路对应的服务质量QoS信息生成。 6. The method as claimed in claim 5, wherein the target access bearer link reconfiguration information is generated by the base station according to the QoS information of previously known link corresponding to the target access.
7、 根据权利要求5所述的方法, 其特征在于, 所述切换请求包括UE所支持业务对应的QoS信息、 源接入链路的承载配置信息和源接入链路上对应的分组延时预算PDB; 7. The method according to claim 5, wherein the handover request includes the corresponding QoS information corresponding to the services supported by the UE, the source bearer configuration information and the access link of the access link source packet delay budget PDB;
所述目标接入链路的承载重配置信息由所述基站根据所述UE 所支持业务对应的QoS信息和所述源接入链路上对应的PDB确定对所述源接入链路的承载配置信息进行重配置后,根据所述UE所支持业务对应的QoS信息生成。 PDB the target access bearer reconfiguration information corresponding to the link by the base station corresponding to the QoS information and the source service access link supported by the UE is determined according to the source access bearer link after the configuration information for reconfiguration, generated according to the QoS information of the UE corresponding to the service supported.
8、 根据权利要求5至7任一所述的方法, 其特征在于, 所述切换请求还包括用户设备上报的测量报告; 所述RN向基站发送切换请求后,所述方法还包括: 所述基站根据所述测量报告进行切换判决。 8, a method according to claim 5 according to any one of claim 7, wherein the handover request further comprises a measurement report reported by the user equipment; RN after sending the handover request to the base station, the method further comprises: the base station performs a handover decision based on the measurement report.
9、 根据权利要求8所述的方法, 其特征在于, 所述RN向基站发送切换请求前, 所述方法还包括: 9. A method according to claim 8, characterized in that, the RN sends a handover request to the base former, the method further comprising:
所述RN接收用户设备上报的测量报告; The RN receives a measurement report reported by the user equipment;
所述RN根据所述测量报告进行初步切换判决。 The RN preliminary handover decision according to the measurement report.
10、 一种中继节点, 其特征在于, 包括: 10. A relay node comprising:
第一接收模块, 用于接收基站发送的切换请求, 所述切换请求包括中继链路承载配置信息和目标接入链路对应的服务质量QoS信息; Switching a first receiving module, configured to receive a request sent by the base station, the handover request including relay link bearer configuration information and the QoS information corresponding to the target access link;
第一建立模块, 用于根据所述中继链路的承载配置信息建立中继链路承载; A first establishing module for carrying the configuration information to establish a relay link relay link bearer;
第一生成模块, 用于根据所述目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息; A first generating module, for re-configuration information according to the target access bearer QoS information corresponding to the link to generate the target access link;
第一发送模块, 用于将所述目标接入链路的承载重配置信息经过所述基站发送给用户设备。 A first sending module, configured to carry the target access link reconfiguration message to the user equipment through the base station.
11、 根据权利要求10所述的中继节点, 其特征在于, 所述目标接入链路对应的QoS信息包括目标接入链路上对应的分组延时预算PDB。 11. The relay node according to claim 10, characterized in that, QoS information corresponding to the target access link includes a packet delay budget corresponding to the target PDB access link.
12、 根据权利要求10所述的中继节点, 其特征在于, 所述切换请求还包括中继链路上对应的PDB; 所述第一生成模块用于根据所述目标接入链路对应的QoS信息和所述中继链路上对应的PDB, 生成所述目标接入链路的承载重配置信息。 12. The relay node according to claim 10, wherein the handover request further comprises a relay link corresponding to the PDB; the first module for generating a corresponding link according to the target access and QoS information corresponding to the uplink relay PDB, to generate the target access link bearer reconfiguration information.
13、 一种中继节点, 其特征在于, 包括: 13. A relay node comprising:
第二发送模块, 用于向基站发送切换请求以及将目标接入链路的承载重配置信息发送给用户设备; A second sending module, configured to send a handover request to the target base station and the access link bearer reconfiguration information to the user equipment;
第二接收模块, 用于接收所述基站发送的所述目标接入链路的承载重配置信息。 The target access link carrying second receiving module, configured to receive the reconfiguration information transmitted from the base station.
14、 根据权利要求13所述的中继节点, 其特征在于, 所述目标接入链路的承载重配置信息由所述基站根据预先获知的目标接入链路对应的服务质量QoS信息生成。 14. The relay node according to claim 13, wherein the target access bearer link reconfiguration information is generated by the base station according to the QoS information of previously known link corresponding to the target access.
15、 根据权利要求13所述的中继节点, 其特征在于, 切换请求包括UE 所支持业务对应的QoS信息、 源接入链路的承载配置信息和源接入链路上对应的分组延时预算PDB; 15. The relay node according to claim 13, wherein the handover request includes the packet delays corresponding to the QoS information corresponding to the service supported by the UE, bearer configuration information source access link and the access link source budget PDB;
所述目标接入链路的承载重配置信息由所述基站根据所述UE 所支持业务对应的QoS信息和所述源接入链路上对应的PDB确定对所述源接入链路的承载配置信息进行重配置后,根据所述UE所支持业务对应的QoS信息生成。 PDB the target access bearer reconfiguration information corresponding to the link by the base station corresponding to the QoS information and the source service access link supported by the UE is determined according to the source access bearer link after the configuration information for reconfiguration, generated according to the QoS information of the UE corresponding to the service supported.
16、 根据权利要求13至15任一所述的中继节点, 其特征在于, 第二接收模块还用于接收用户设备上报的测量报告; 则所述切换请求还包括所述测量报告, 以供所述基站根据所述测量报告进行切换判决。 16. The relay node according to claim any one of claims 13 to 15, characterized in that the second receiving module is further configured to receive a measurement report reported by the user equipment; then the handover request further comprises the measurement report, for the base station performs a handover decision according to the measurement report.
17、 一种基站, 其特征在于, 所述基站包括: 17. A base station, wherein, said base station comprising:
第四发送模块, 用于向中继节点RN发送切换请求, 该切换请求包括中继链路的承载配置信息和目标接入链路对应的QoS信息, 以供RN根据中继链路的承载配置信息建立中继链路承载以及根据目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息, 并将目标接入链路的承载重配置信息发送给第四接收模块; Fourth sending module, configured to send a handover request to the relay node RN, the handover request includes QoS information and the target access bearer configuration information corresponding to the relay link, for RN configuration according to the bearer relay link establishing a relay link and bearer information according to the target access bearer QoS information corresponding to the link to generate the target access link reconfiguration information, and the target access bearer reconfiguration link information to the fourth receiving module;
所述第四接收模块用于接收所述目标接入链路的承载重配置, 并发送给用户设备UE。 The fourth receiving means for receiving the target access link bearer reconfiguration, and sends the user equipment UE.
18、 一种基站, 其特征在于, 所述基站包括: 18. A base station, characterized in that, said base station comprising:
第五接收模块, 用于接收中继节点RN发送的切换请求; Fifth receiving means for receiving a handover request sent by the relay node RN;
第二生成模块, 用于在所述第五接收模块接收到RN发送的切换请求后, 根据预先或者的目标接入链路对应的QoS信息生成目标接入链路的承载重配置信息; Second generating means for the fifth receiving module, after receiving the handover request sent by the RN, the target generation load in accordance with predetermined access link or access link corresponding to the target QoS information reconfiguration information;
所述第五发送模块,用于将所述目标接入链路的承载重配置信息经过RN 发送给UE。 The fifth sending module, configured to carry the target access link reconfiguration message sent to the UE via RN.
19、 一种基站, 其特征在于, 所述基站包括: 19. A base station, characterized in that, said base station comprising:
第六接收模块, 用于接收RN发送的切换请求, 所述切换请求包括UE所支持业务对应的QoS信息、 源接入链路的承载配置信息和源接入链路上对应的PDB; Switching sixth receiving means for receiving a request sent by the RN, the handover request includes QoS information corresponding to the service supported by the UE, the source access bearer link corresponding to the configuration information on the PDB and the source of the access link;
所述第一判断模块, 用于根据UE所支持业务对应的QoS信息和源接入链路上对应的PDB判断是否对源接入链路的承载配置信息进行重配置; The first determining module, for the corresponding QoS information corresponding to the service access link PDB and the source is determined whether the configuration information to reconfigure the supported bearer source UE based on an access link;
第三生成模块,用于当所述第一判断模块根据UE所支持业务对应的QoS 信息和源接入链路上对应的PDB确定对源接入链路的承载配置信息进行重配置后, 根据UE所支持业务对应的QoS信息生成目标接入链路的承载重配置信息; After the third generating module, configured to, when the first determining module is supported on a corresponding UE according to the QoS information corresponding to the service access link PDB and the source bearer configuration information to determine the source access link reconfiguration, according to supported by the UE QoS information corresponding to the service to generate the target access link bearer reconfiguration information;
第六发送模块, 用于将目标接入链路的承载重配置信息经过RN发送给 Sixth sending means for carrying the target access link reconfiguration information is transmitted to RN via
UE。 UE.
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