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Publication numberWO2011100894 A1
Publication typeApplication
Application numberPCT/CN2011/071112
Publication date25 Aug 2011
Filing date21 Feb 2011
Priority date21 Feb 2010
Also published asCN102164385A, CN102164385B
Publication numberPCT/2011/71112, PCT/CN/11/071112, PCT/CN/11/71112, PCT/CN/2011/071112, PCT/CN/2011/71112, PCT/CN11/071112, PCT/CN11/71112, PCT/CN11071112, PCT/CN1171112, PCT/CN2011/071112, PCT/CN2011/71112, PCT/CN2011071112, PCT/CN201171112, WO 2011/100894 A1, WO 2011100894 A1, WO 2011100894A1, WO-A1-2011100894, WO2011/100894A1, WO2011100894 A1, WO2011100894A1
InventorsJing Liu, 刘菁
ApplicantHuawei Technologies Co., Ltd., 华为技术有限公司
Export CitationBiBTeX, EndNote, RefMan
External Links: Patentscope, Espacenet
Switching method and relay node
WO 2011100894 A1
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.
Claims  translated from Chinese  (OCR text may contain errors)
权利要求 Rights request
1、 一种切换方法, 其特征在于, 包括: A switching method, characterized by 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, the handover target access request information and the QoS corresponding to the link information includes a carrier 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 establishing a relay link bearer configuration information 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。 RN reconfiguration information based on the access link target QoS information corresponding to the target generation link access bearer, the bearer of the target access link reconfiguration information through the base station to the user equipment.
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, wherein said target access link includes the QoS information corresponding to the target corresponding to the link packet access delay budget PDB.
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 of 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 target RN access link according to the QoS information corresponding to the target access bearer generating link reconfiguration information includes: the target RN according to the QoS information corresponding to the access link and the relay link the corresponding PDB, bearer generating the target access link 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 according to claim 1 or claim 2, wherein said target comprises RN RN; the 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 to the target RN RN receiving source attached to the source base station cache and send.
5、 一种切换方法, 其特征在于, 包括: 5. A switching method, characterized by comprising:
中继节点RN向基站发送切换请求; Relay node RN to the base station sends 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 the base station transmits a target access link bearer reconfiguration information; the RN carries the target of the access link reconfiguration message sent 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. A method according to claim 5 or claim, wherein the target access link bearer reconfiguration message is generated by the target base station to know in advance according to the corresponding access link quality of service (QoS) information.
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. A method according to claim 5, wherein the handover request includes the UE supports QoS information corresponding to the service, the source access link bearer configuration information and the source packet corresponding to the link access 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。 The target access bearer reconfiguration information corresponding to the link on the QoS information corresponding to the service and the access link source supported by the base station of the UE is determined based on the PDB source access bearer link after the configuration information is reconfigured according to the UE supports QoS information corresponding to the service generates.
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 5-7 to any one of the preceding claims, wherein the handover request further comprises a measurement report reported by a user equipment; RN after sending the handover request to the base station, the method further comprising: said base station 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 transmit the request to the base station before the handover, the method further comprising:
所述RN接收用户设备上报的测量报告; The RN receives the 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 based on the measurement report.
10、 一种中继节点, 其特征在于, 包括: 10. A relay node, characterized by 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 the first receiving module for receiving a request sent by the base station, the handover request including relay link destination bearer configuration information and the corresponding access link quality of service QoS information;
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; First establishing module for establishing a relay link bearer configuration information carrier according to the relay link;
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 generation module for reconfiguration based on the target information corresponding to the link access QoS information generating target access bearer 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, for carrying the target access link reconfiguration information through the base station to the user equipment.
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, a relay node according to claim 10, characterized in that the target QoS information corresponding to the access link includes an access link corresponding to the target packet delay budget PDB.
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; generating module according to the first access link corresponding to the target and QoS information corresponding to the uplink relay PDB, to generate the target access link bearer reconfiguration message.
13、 一种中继节点, 其特征在于, 包括: 13. A relay node, characterized by 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 base station and the target access link bearer reconfiguration message sent 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。 Carries a second receiving module, for receiving the target base station transmits the access link reconfiguration message.
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 link bearer reconfiguration message is generated by the target base station to know in advance according to the corresponding access link quality of service (QoS) information.
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, a relay node according to claim 13, wherein the handover request includes the UE supports QoS information corresponding to the service, carrying the configuration information and the source of the source access link corresponding to the link packet access 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。 The target access bearer reconfiguration information corresponding to the link on the QoS information corresponding to the service and the access link source supported by the base station of the UE is determined based on the PDB source access bearer link after the configuration information is reconfigured according to the UE supports QoS information corresponding to the service generates.
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, according to any of claims 13-15 wherein a relay node, wherein the second receiving module is further configured to receive a measurement report reported by a user equipment; then the handover request further comprises the measurement report, for said base station a handover decision based on the measurement report.
17、 一种基站, 其特征在于, 所述基站包括: 17. A base station, characterized in that said base station comprises:
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 means for transmitting to the relay node RN transmits a handover request, the handover request including the QoS information and the target access bearer configuration information corresponding to the link relay link, for carrying RN relay link according to the configuration information and establishing a relay link bearer reconfiguration information based on the access destination corresponding to the link information generation QoS link target access bearer, and the target access link bearer reconfiguration message sent 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 module for receiving the target access bearer reconfiguration link, sent to 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 comprises:
第五接收模块, 用于接收中继节点RN发送的切换请求; The fifth receiving module 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 generation module for RN after receiving the handover request sent by the access information generating carrying the target or link target in advance according to the corresponding access link QoS reconfiguration information in said fifth receiving module;
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 transmitting module for carrying the target access link reconfiguration message sent through the RN to UE.
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 comprises:
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; A sixth switch receiving module for receiving a request sent RN, the handover request includes the QoS information corresponding to the service supported by the UE, the source access bearer link configuration information and the source access link corresponding to the PDB;
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; Said first judging module, used for traffic and QoS information corresponding to the access source corresponding to the link source bearer PDB determines whether access link configuration information to support UE according to reconfigure;
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; The third generation module for, when the first judgment module supports UE according to the QoS information corresponding to the service and the source of the access link corresponding PDB bearer configuration information to determine the source of the access link re-configured, according to service supported by the UE bearer QoS information corresponding to the target generation access link 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 module for hosting the target access link reconfiguration message sent to the RN through
UE。 UE.
Description  translated from Chinese  (OCR text may contain errors)

切换方法和中继节点 Switching method and the 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 Chinese Patent Office on February 21, 2010, Application No. 201010112219.2, entitled to priority "switching method and the relay node," the Chinese patent application, the entire contents of which are incorporated by reference herein. 技术领域 TECHNICAL 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, and particularly relates to a method for switching 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。 Switching is the key technology in the field of mobile communications, is the foundation of reliable mobile communications system between a number of mobile communication terminal or mobile cell mobile future. 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 can be in the business of security when on the move Quality of Service (Quality of Service, hereinafter referred to as: QoS) in a mobile terminal, and the mobile terminal when changing the network access point can still maintain its ongoing connections. 通常触发切换的原因包括无线环境原因和业务变化原因。 Cause 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 environment causes include radio link quality, received signal strength and the emergence of a better cell and other business reasons, including types of 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。 LTE (Long Term Evolution, hereinafter referred to as: LTE), the information exchange between the base stations is carried out via the X2 interface to enable the user equipment (User Equipment, hereinafter referred to as: UE) from a source base station to the handover process to the 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。 After the present, when LTE is introduced in a relay node type (type 1 relay node), it can not be effective to switch between type 1 RN RN attached to the base station. 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 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 invention there is provided 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; Switching relay node RN receives the base station sends a request, the handover request information and QoS information corresponding to the target access link includes a carrier 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 establishing a relay link bearer configuration information 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。 RN reconfiguration information based on the access link target QoS information corresponding to the target generation link access bearer, the bearer of the target access link reconfiguration information through the base station to the user equipment.

本发明实施例提供了一种切换方法, 包括: Embodiment of the invention there is provided 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 sends 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 the base station transmits a target access link bearer reconfiguration information; the RN carries the target of the access link reconfiguration message sent to the user equipment.

本发明实施例提供了一种中继节点, 包括: Embodiment of the 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, configured to receive a handover request sent by the base station, the handover request including relay link destination bearer configuration information and QoS information corresponding to the 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 establishing a relay link bearer configuration information based on the relay link carrier; a first generating module, for generating a target destination access link according to the QoS information corresponding to the 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, for carrying the target access link reconfiguration information through the base station to the user equipment.

本发明实施例提供了一种中继节点, 包括: Embodiment of the 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 base station and the target access link bearer reconfiguration message sent 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。 Carries a second receiving module, for receiving the target base station transmits the access link reconfiguration message.

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。 The embodiment of the invention, RN will be hosting the target base station or access link RN generated reconfiguration message sent to the UE, enabling switching between RN UE 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 To more clearly illustrate the embodiments or the prior art technical solutions embodiment of the present invention, the following examples will be described in the prior art or in the accompanying drawings required to make a brief introduction. Apparently, the following description the drawings are only some embodiments of the present invention, those of ordinary skill in speaking, without creative efforts of the premise, but also can derive other drawings from these drawings.

图1为本发明实施例提供的一种切换方法的流程图; Figure 1 is a flow chart of a handover method of the invention provided in an embodiment;

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

图3为本发明实施例提供的另一种切换方法的流程图; 3 is an alternative flow chart of a handover method according to an embodiment;

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

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

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

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

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

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

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 flow chart of another invention of the handover method according to an embodiment;

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

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; Figure 12 a schematic view of another structure of the present invention, a relay node according to an embodiment;

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; 13 shows a schematic view of another configuration of the invention is a relay node according to an embodiment;

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 schematic of one configuration of the invention according to an embodiment of the base station;

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

图16为本发明实施例提供的另一种基站的结构示意图; Figure 16 shows a schematic view of another configuration of the invention according to an embodiment of a base station;

图17为本发明实施例提供的一种切换系统的结构示意图。 17 a schematic diagram of the structure of the present invention to provide a switching system implementation. 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。 For the object of the invention, technical solutions, and advantages of the embodiments more clearly below in conjunction with the present invention in the drawings embodiment, be clear that the present invention in the technical implementation of the program, fully described, it is clear that the described embodiments It is part of the embodiments of the present invention, but not 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 not making all other embodiments without creative efforts obtained, are within the scope of the present invention is protected.

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: Figure 1 is a flow chart of a handover method of the invention provided in the embodiment 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 base station transmits a handover request received the RN, the handover request including relay link bearer configuration information and target QoS information corresponding 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 link access 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 based on relay link carrier.

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 reconfiguration information based on the access destination corresponding to the link information generation QoS target access bearer link, the link target access bearer reconfiguration message sent via the base station to the UE.

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, UE after receiving the target access link bearer reconfiguration message, re-configuration information to complete the establishment in accordance with the target access link bearer carrying the target access link. 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 from the base station into the RN, the first instance with the network side via the established communication link bearer and relay access link destination bearer.

本实施例中, 步骤103还可以为位于步骤102之前。 In this embodiment, step 103 can also positioned 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 the technical scheme of the present embodiment, the RN receives the base station transmits the handover request, establishing a relay link bearer bearer configuration information based on handover request relay link, to generate the target based on the target QoS information corresponding to the access link access link bearer reconfiguration message, carrying access link and the target of reconfiguration information through the base station sends to the UE, so that the UE is switched to the RN from the base station.

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: Figure 2 is a schematic flow chart of another handover method provided in the embodiment 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 to the base station to report the measurement report (Measurement Report).

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。 UE can report the current location cell and neighboring cell measurement results 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 according to the measurement report a handover decision.

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。 The base station according to the measurement report ^ gen and corresponding neighboring cell RRM (Radio Resource Management, hereinafter referred to as: RRM) information of a handover decision; or a base station according to the measurement report, the corresponding neighboring cell and a neighboring cell information corresponding to the RRM the relay link channel quality information in 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 need to achieve UE between the RN and the RN attached to the base station switching, therefore preclude the switch is determined by the neighboring cell relay link channel quality information, will make the handover decision results 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 the target cell from the neighboring cell measurement reports in accordance with the switching decision information. 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 RN, i.e. UE handover from a base station attached to the RN.

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 sends a handover request to RN (blHandoverRequest), the handover request including relay link bearer configuration information and target QoS information corresponding 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。 Carrying a trunk link configuration access link and the target QoS information corresponding to the UE by the base station is allocated to support the business.

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。 Target access link corresponding QoS information can be used whether or RN UE business decision support, and business hosting access link configuration to accept.

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 the target access link corresponding QoS information may comprise at least one of the following:

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 Type indication (QoS Class Indicator, hereinafter referred to as: QCI), priority allocation (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 corresponding to the service convergence maximum bit rate (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, the target QoS information corresponding to the access link further includes access link corresponding to the target packet delay budget (Packet Delay Budget, hereinafter referred to: PDB) or switch to relay the request corresponding to the 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 supported. 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 based on relay link carrier.

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 bearer configuration information based on relay links, so that after the completion of handover, the UE can immediately communicate with the network side via a relay link bearer, to avoid the long delay time, 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 reconfiguration information based on the access destination corresponding to the link information generation QoS link target access bearer.

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 target access link corresponding to the QoS information comprises an access link corresponding to the target when the PDB, RN may be generated directly from the target access link target QoS information corresponding to the 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, the present embodiment, when the handover request also includes a relay link corresponding PDB when, RN may correspond to a target based on the QoS information corresponding to the access link and the relay link PDB generate a target access link bearer reconfiguration message. 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 informed of the access source corresponding to the link destination based on the access link PDB QoS information corresponding to the QCI, the upper access link corresponding to the source relay links PDB and PDB corresponding subtraction generating the corresponding PDB access link target, and the target reconfiguration information based on the QoS information corresponding to the access link and the access link target corresponding to the target generation bearer PDB access link, wherein the source access link Road is a link between the UE and 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。 And two hop link service bearer of the present embodiment, since the base station preclude the use of centralized control of distributed execution mode for business execution QoS two hop link (including the target access link and relay link) on the establishment and maintenance, service bearer configuration is distinct from the one-hop link configuration, and therefore, in step 203 the base station sends a request to RN may carry the handover target access link bearer configuration information corresponding bearer QoS information and the relay link, in step 206 RN is the destination bearer reconfiguration message according to the access link corresponding QoS information generated access link.

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

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。 The handover response message may comprise the information carried by the access link destination bearer reconfiguration message. 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 link bearer reconfiguration information may be included in the handover response message in the target to source transparent container transmitted (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, the handover response message carries the information may also include:

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 wireless access carrier 7 (E-UTRAN radio access bearer, E-RAB) ID of the E-RAB ID corresponding to the service as the target cell identifies the 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 for the target cell rejected EPS bearer corresponding to the service, including enhanced packet system (Enhanced packet system, EPS) bearer identifier, and the reasons for rejection of the EPS bearer access.

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 (RRCConnectionReconfiguration), the RRC connection reconfiguration message including the target carrier access links 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 the RRC connection reconfiguration message access link destination bearer reconfiguration message transparently pass UE, so the UE may re-configuration between the information carrier in accordance with the target RN access link establishment 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 sends 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。 Step 208 and after step 209, UE completion of 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 can also positioned before 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。 Technical solution of the present embodiment, the base station sends a handover request to RN may carry the bearer relay link configuration information and corresponding target access link bearer QoS information, so switching from the base station to the UE RN process, relay link bearer may be established, and the need for reconfiguration based on the target RN access link bearer QoS information corresponding to the generated link information-bearing target access bearer configuration information based on the relay link, from the base station to ensure that the UE switch to RN during bearer establishment business.

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。 One embodiment of the invention there is provided a handover method, the present embodiment is a handover of a UE from the source to the target RN RN scene, wherein the source at the source base station attached to RN, RN target attached 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。 Figure 3 is a flowchart of another inventive handover method provided in the embodiment shown in Figure 3, the method comprising: a step 301, UE report the measurement report to the source RN.

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

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 base station and the target base transmission request for handover to the target RN, the handover request including relay link bearer configuration information and the access target information corresponding to the link QoS.

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 based on relay link carrier, the carrier is generated according to the target destination access link QoS information corresponding to the access link reconfiguration message.

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 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 information bearer reconfiguration target access link. 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 transmit RRC connection reconfiguration message to the UE, the RRC connection reconfiguration message including the target carrier access links 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 UE may re-configuration between the information and the target RN access link is established according to bearer carrying the target access links, 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 from a source attached to the RN and RN to synchronize with the target.

步骤308、 源RN向目标RN发送序列号状态报告。 Step 308, the source RN status report transmission sequence number 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。 Because between the source and the target RN RN no direct interface, so the source can be forwarded to the target RN RN messages or data source via the base station.

步骤309、 源RN向源基站转发用户面数据。 Step 309, the source RN forwards the user plane data to 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 user plane data source RN forwarding user plane data and source RN forwarding cache.

步骤311、 UE随机接入目标RN。 Step 311, UE a random access 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 forwards the 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 can also positioned before 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 transmits 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。 UE thus complete the handover process from the source to the target RN RN's.

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 a handover acknowledgment message (blHandoverConfirm) to the target eNB. 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 the 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 sends to the source RN UE context release message.

步骤318、 源RN释放资源。 Step 318, the source RN release 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。 Technical solution of the present embodiment, the source base station will receive the user plane data source RN forwarding cache and UE from the source RN to a target RN process, further buffered user plane data 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 UE successfully switched from the source to the target RN RN, the source base station and then release the user plane data cache, avoiding the UE failed to switch to the target RN in the handover process, the source RN needs through the Un interface user plane data back transmitted to the source base station and forwarded by the source base station to the source RN, resulting in the user plane data on the Un interface transfer two problems, thus saving resources Un-air 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: Figure 4 is a flow diagram of another invention is a handover method provided in the embodiment shown in Figure 4, the method comprising:

步骤401、 RN向基站发送切换请求。 Step 401, RN sends 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 link access link between the base station and the UE.

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 will be hosting the target access link 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 the technical scheme of the present embodiment, the RN sends a handover request to the base station, the access bearer link target base station transmits the received reconfiguration message, carrying the target and the access link reconfiguration message sent to the

UE, 从而使UE从RN切换入基站。 UE, so that the UE is switched to the base station from 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: Figure 5 is a flow diagram of another invention is a handover method provided in the embodiment shown in Figure 5, the method comprising:

步骤501、 RN向基站发送切换请求。 Step 501, RN sends 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 received reconfiguration information transmitted by the base station, the target access bearer link reconfiguration message is generated by the base station to know in advance the target based on QoS information corresponding 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 link access link between the base station and the UE.

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 access bearer RN link 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 the technical scheme of the present embodiment, RN sends a handover request to the base station, the target base station generates an access link according to know in advance the target QoS information corresponding access link bearer reconfiguration message, and the access link by the target RN Road bearer reconfiguration message sent to the UE, so that the UE is switched to the base station from 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: Figure 6 is a flow diagram of another invention is a handover method provided in the embodiment, shown in Figure 6, the method comprising:

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

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。 UE can report the current location cell and neighboring cell measurements by a 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 sends a handover request to the base station (blHandoverRequire), the handover request includes 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 according to the measurement report a handover decision.

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 based on the measurement report and neighboring cell information corresponding RRM; or a base station according to the measurement report neighbor cell information corresponding to the RRM cell corresponding to the relay link and the channel quality information of the adjacent switching 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 need to achieve UE between the RN and the RN attached to the base station switching, therefore preclude the switch is determined by the neighboring cell relay link channel quality information, will make the handover decision results 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, based on the base station configuration information to know in advance the target access link QoS information corresponding to the target generation link access bearer.

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, the target QoS information corresponding access links may comprise at least one of the following: 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, the base station preclude the use of centralized control of distributed execution approach to business two-hop link will be set up and maintain QoS, so when attached to RN UE access to the network, the base station can be informed in advance by the UE support business objectives corresponding QoS information corresponding to the access link, i.e. the base station may know in advance the target generated carrier access link configuration information required target QoS information corresponding 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。 Therefore, the present embodiment RN step in the handover request sent to the base station 602 without carrying the target access link corresponding QoS information.

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 sends a handover command (blHandoverCommand) to the RN, the handover command includes access link destination bearer reconfiguration message.

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 include: a bearer service for the target cell reconfiguration target access the parameters accepted by the link.

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 to UE transmits a radio resource control connection reconfiguration message (RRCConnectionReconfiguration), the RRC connection reconfiguration message including the target carrier access links 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。 Specifically, UE can reconfigure the target base station to establish between the information and the access bearer link bearer according to the target access link.

步骤607、 UE随机接入基站。 Step 607, UE random access 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 to the base station transmits a radio resource control connection reconfiguration complete message (RRCConnectionReconfigurationComplete).

执行步骤607和步骤608后, UE完成切换。 Step 607 and after step 608, UE completion of 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 may also include the step before 602: RN preliminary ruling based on the measurement results reported by the UE, when RN check out the quality of service measurement report the presence of a better cell than the source cell, it is determined 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 step 603 to step 602, in step 603 a final decision by the base station according to the measurement report.

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 of distributed execution of operations carried out on the two-hop link establishment and maintenance of QoS, so when attached to RN UE access to the network, the base station can be informed in advance business objectives corresponding access link QoS information corresponding to the UE supported, no longer RN target access link interface sends QoS information corresponding to the base station through the Un, thus saving air interface resource 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。 In addition, since the base station can also be pre-informed user security context information related to the safety-related user context information may include a user supported by the encryption / integrity protection algorithm, so no RN through the Un interface to the base station sends the user security-related context information, thereby further saving air interface resource 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: Figure 7 is a flow chart of another invention is a handover method provided in the embodiment shown in Figure 7, the method comprising:

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

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。 UE can report the current location cell and neighboring cell measurements by a 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 the measurement report.

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

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 to Example 6 see step 604 to step 608 in FIG, not repeat them 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 may also include 702: RN preliminary handover decision based on measurement results reported by the UE, RN query when the presence of the service quality measurement report for a better cell than a source cell, it is determined 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 step 703 to step 702, in step 703, a measurement report decision information by the base station for final judgment in accordance with the switching.

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, the decision by the RN switched according to the measurement report without RN by over-Un interface to send a measurement report to the base station, thus saving resources Un-air 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: Figure 8 is a flow chart of another invention is a handover method provided in the embodiment 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 sends a handover request to the base station, the handover request including the QoS information corresponding to the service supported by the UE, bearer source access link configuration information and the source of the access link corresponding 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 link access 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 base station sends the received carrier RN target access link reconfiguration message, carrying the target access link reconfiguration information supported by the UE by the base station on the traffic and QoS information corresponding to the access link according to the corresponding source PDB bearer configuration information to determine the source of the access link is reconfigured, the service supported by the UE based on an appropriate QoS information generation.

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 link access link between the base station and the UE.

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 will be hosting the target access link 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 the technical scheme of the present embodiment, RN sends a handover request to the base station, the QoS information corresponding to the service support according to the handover request carrying the target UE generates an access link reconfiguration information, and the destination of the access link by RN Road bearer reconfiguration message sent to the UE, so that the UE is switched to the base station from 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: Figure 9 is a flow chart of another invention is a handover method provided in the embodiment shown in Figure 9, the method comprising:

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

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 sends a handover request to the base station, the handover request includes a measurement report, if QoS information corresponding to the service supported by the UE, bearer source access link configuration information and the source of the access link corresponding PDB.

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

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 service QoS information and the source access link corresponding PDB source to determine whether the bearer access link configuration supports UE The information is reconfigured, if yes, proceed to step 905; if not, step 908 is performed.

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 reconfiguration information corresponding to the service according to QoS information supported by the UE generates the target access link bearer.

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 sends a handover command to the RN, the handover command includes access link destination bearer reconfiguration message.

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 to UE transmits a radio resource control connection reconfiguration message, the RRC connection reconfiguration message including the target carrier access links reconfiguration information and step 910.

步骤908、 基站向RN发送切换命令。 Step 908, the base station sends 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 UE sends RRC connection reconfiguration message, and proceed to 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, UE receiving the RRC connection reconfiguration message later, informed sources continue to preclude the use of carrier access link configuration information.

步骤910、 UE随机接入基站。 Step 910, UE random access 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 to the base station transmits 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 also include: RN preliminary ruling based on the measurement results reported by the UE, when RN check out the quality of service measurement report the presence of a better cell than the source cell, it is determined 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。 Then step 902 and step 903, in step 903 by the base station for final judgment in accordance with the measurement report.

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 according to the received handover request includes the UE supported business QoS information corresponding to the source and the access link corresponding PDB bearer configuration information to determine the source of the access link re after configuration, if QoS information corresponding to the service to generate the target access link carrier supported by the UE based on the reconfiguration information, and the target access bearer link reconfiguration message sent to the UE via RN, the base station so that the handover UE from the 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 supported by the base station corresponding to the service according to the received handover request includes the UE QoS information and the source access link corresponding PDB judged without bearer configuration information for the target of the access link re-configuration, by RN directly returned to the UE a handover response, the UE is configured so that the access base station 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 flow chart of another invention is a handover method provided in the embodiment shown in Figure 10, the method comprising:

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

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。 UE can report the current location cell and neighboring cell measurements by a measurement report to the RN.

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

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 sends a handover request to the base station, the handover request including the QoS information corresponding to the service supported by the UE, bearer source access link configuration information and the source of the access link corresponding 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。 Implementation steps 1004 to step 1011 in FIG. 9 embodiment can be found in step 904 to step 911. 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, according to the measurement report by the RN handover decision without RN by over-Un interface to send a measurement report to the base station, thus saving resources Un-air 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。 Figure 11 is a schematic structural diagram of a relay node invention is provided in the embodiment shown in Figure 11, the relay node includes a first receiving module 11, a first establishing module 12, a first generating module 13 and the first transmission 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。 Handover request receiving module 11 receives a first base station transmits the handover request including relay link bearer configuration information and target QoS information corresponding 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。 The first setup module 12 to establish a relay link bearer configuration information based on carrier 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。 The first generation module 13 according to the target access reconfiguration information corresponding to the link information generation QoS link target access bearer. 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。 First sending module 14 will be hosting the target access link reconfiguration information through the base station sends to the UE.

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 the target QoS information corresponding to the access link includes the destination access link corresponding to PDB, the first generating module 13 generates a target access bearer link directly from the access link target QoS information corresponding 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 relay link corresponding PDB, the first generating module 13 according to the target QoS information corresponding to the access link and the relay link corresponding PDB , bearer generating target access link reconfiguration message.

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 of the present embodiment receives the handover request sent by the base station, establishing a relay link bearer bearer configuration information based on the handover request of the relay links, the access target is generated based on the target QoS information corresponding to the access link bearer link reconfiguration message, carrying access link and the target of reconfiguration information through the base station sends to the UE, so that the UE handover from the base station into a 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。 Figure 12 a schematic view of another structure of the present invention, a relay node according to an embodiment, shown in Figure 12, the relay node comprising: 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。 Second sending module 21 sends 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。 Bearing target access link module 22 receives a second received reconfiguration information transmitted by 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。 Second sending module 21 carries a second receiving module 22 of the target access link reconfiguration message sent 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 of the present embodiment transmits a handover request to the base station, the access bearer link target base station transmits the received reconfiguration information, access link carrying the target relay node to the base station sends the received reconfiguration information transmitted to the UE, so that the UE is switched 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。 13 shows a schematic view of another configuration of the invention is a relay node according to an embodiment, shown in Figure 13, the relay node comprising: 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。 Second sending module 21 sends 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。 Bearing target access link module 22 receives a second received reconfiguration information transmitted by the base station, the target access bearer link reconfiguration message is generated by the base station to know in advance the target based on QoS information corresponding 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。 Second sending module 21 will host a target access link reconfiguration message sent 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, a second receiving module 22 may also receive a measurement report reported by the UE, transmitting a second handover request to the base station transmit module 21 may also include a measurement report reported by the UE, for station according to measurement report handover decision.

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 handover 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。 The first handover decision module 23 may be 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。 The first decision to switch the handover decision module 23 can switch the preliminary ruling, after the first handover decision module 23 preliminary handover decision, by the second sending module 21 to the base station sends a measurement report including the handover request, the base station for the measurements 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 of the present embodiment transmits a handover request to the base station, according to know in advance the target access link corresponding to the target access bearer QoS information generating link reconfiguration information, the relay node receives the base station transmits hosting the target access link reconfiguration message sent to the UE, so that the UE is switched 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 supported by the UE may include QoS information corresponding to the service, the source bearer configuration information and the access link source access link corresponding 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 access link target base station sends the bearer reconfiguration message, carrying the target access link reconfiguration information supported by the base station UE according to the service and QoS information corresponding to the source access link PDB corresponding bearer configuration information to determine the source of the access link is reconfigured, the service supported by the UE based on an appropriate QoS information generation. 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。 Second sending module 21 will host a target access link reconfiguration message sent 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 of the present embodiment transmits a handover request to the base station, the QoS information corresponding to the service to generate support bearing target access link reconfiguration request message according to the handover of the UE, RN to the received base station transmits hosting the target access link reconfiguration message sent to the UE, so that the UE is switched to the base station from 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 view of the structure of the invention A base station provided in the embodiment of, as shown in Figure 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。 The fourth sending module 41 sends a RN handover request, the handover request destination bearer configuration information and QoS information corresponding to the access link includes the relay link, RN for establishing a relay link based on relay link bearer configuration information bearer and bearer generating target road link based on the access target QoS information corresponding to the access link reconfiguration message, carrying the target and the access link reconfiguration message sent 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。 A 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 will host the fourth receiving module 42 of the target access link reconfiguration sent to the UE.

本实施例中的RN可以釆用图11的实施例中的RN。 In this embodiment of the RN may preclude the use of the embodiment of Figure 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。 The base station of this embodiment to the relay node sends a handover request, for establishing a relay link bearer relay node bearer configuration information based on the handover request of the relay link, to generate the target based on the target QoS information corresponding to the access link access link bearer reconfiguration message, the base station will carry the target receives the relay node sends the access link reconfiguration message sent to the UE, so that the UE handover from the base station into a 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。 Figure 15 a schematic view of another structure of the present invention, a base station provided in the embodiment, as shown in Figure 15, the base station comprising: a fifth receiving module 51, module 52 generates a second sending module 53 and the fifth.

第五接收模块51接收RN发送的切换请求。 RN fifth receiving module 51 receives the handover request sent. 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。 In a fifth module 52 generates a second receiving module 51 receives the handover request sent RN, the bearer is generated according to the target access link to know in advance the target QoS information corresponding access link reconfiguration message. 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 transmission module 53 will host a target access link reconfiguration message sent through the RN to UE.

本实施例中的RN可釆用图13所示实施例中的RN。 Examples of the present embodiment may preclude the RN in the embodiment shown in FIG. 13 with 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 receiving the relay node base station according to the present embodiment transmits a handover request, generates an access link according to the target hosts to know in advance the target QoS information corresponding access link reconfiguration message, carrying the target and the access link weight after RN configuration information sent to the UE, so that the UE is switched to the base station from 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。 Figure 16 shows a schematic view of another configuration of the invention a base station provided in the embodiment, as shown in Figure 16, the base station comprising: a sixth receiving module 61, module 62 determines the first, third and sixth generation module 63 transmit 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 of the RN transmit the handover request includes the QoS information corresponding to the service supported by the UE, bearer source access link configuration information and the source of the access link corresponding 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。 First judging module 62 supports UE according to the corresponding business QoS information corresponding to the source and the access link PDB source to determine whether the bearer access link configuration information to reconfigure. 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 supports UE according to the corresponding business QoS information corresponding to the source and determine the access link PDB bearer configuration information source access link re-configured, according to UE supports QoS information corresponding to the service to generate the target access link bearer reconfiguration message. 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 will host a target access link reconfiguration message sent through the RN to UE.

本实施例中的RN可釆用图13所示实施例中的RN。 Examples of the present embodiment may preclude the RN in the embodiment shown in FIG. 13 with 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。 Load carrying capacity of the base station of the present embodiment receives the handover request sent by RN, UE according to the handover request corresponding to the service supports QoS information generated target access link bearer reconfiguration message, and stores the received target access link reconfiguration message sent through the RN to UE, so that the UE is switched to the base station from 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。 Figure 17 provides a schematic diagram of the structure of the present invention, one embodiment of the switching system, shown in Figure 17, the switching system 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。 1 relay node may preclude the use of the embodiment of FIG. 11 is a relay node, the base station 2 may preclude the embodiment of FIG. 14 with a 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 1 may preclude the case with the relay node shown in Fig. 13 embodiment, the base station 2 may preclude the use of the embodiment of FIG. 15 base stations.

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, a relay node may relay node Bian Example 13 using the embodiment shown in Fig, 2 may preclude the base station using the embodiment of FIG. 16 in 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 of the switching system can switch between the relay node UE and the base station.

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 will be appreciated: all or part of the above method may be prepared by the procedure of Example program instructing relevant hardware to complete the implementation, the aforementioned program may be stored in a computer readable storage medium, the program is executed, executed the method comprising the steps of the above-described embodiment; and the aforementioned storage medium comprising: a variety of medium can store program code, ROM, RAM, disk or CD-ROM, etc. Finally, it should be noted that: the above embodiments are merely provided for describing the technical solutions of the present invention. , not intended to limit; although reference to the embodiments of the present invention has been described in detail, those skilled in the art will appreciate: it can still modify the foregoing technical solutions described in the embodiments or some technical characteristics equivalent replacements; and such modifications or replacements do not make the essence of corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

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Classifications
International ClassificationH04W36/30, H04W88/08, H04W28/24, H04W36/08
Cooperative ClassificationH04W88/085
European ClassificationH04W88/08R
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