WO2012016470A1 - 协作处理故障弱化的方法以及集群通信系统 - Google Patents
协作处理故障弱化的方法以及集群通信系统 Download PDFInfo
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- WO2012016470A1 WO2012016470A1 PCT/CN2011/074551 CN2011074551W WO2012016470A1 WO 2012016470 A1 WO2012016470 A1 WO 2012016470A1 CN 2011074551 W CN2011074551 W CN 2011074551W WO 2012016470 A1 WO2012016470 A1 WO 2012016470A1
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- wireless access
- broadband wireless
- access system
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- 238000004891 communication Methods 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000012545 processing Methods 0.000 title claims abstract description 34
- 230000015556 catabolic process Effects 0.000 title abstract 2
- 238000006731 degradation reaction Methods 0.000 title abstract 2
- 230000008569 process Effects 0.000 claims description 28
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000010365 information processing Effects 0.000 claims description 9
- 230000026676 system process Effects 0.000 claims description 7
- 238000013459 approach Methods 0.000 claims 1
- 230000003313 weakening effect Effects 0.000 description 16
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
- H04W28/24—Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
Definitions
- the present invention relates to the field of wireless communication technologies, and in particular, to a cluster communication system and a method for weakening cooperative processing faults.
- the trunking communication system is developed to meet the needs of industry users' command and dispatch, and is a dedicated wireless communication system for specific industry applications.
- a large number of users in a trunked communication system can share a small number of wireless channels, which can fully save valuable wireless resources and improve channel utilization.
- the trunking communication system is mainly used for command and dispatch, and is a multi-purpose high-performance wireless communication system.
- Cluster communication systems have a wide range of applications in government, public safety, emergency telecommunications, power, civil aviation, petrochemical, military and corporate.
- the trunking communication system mainly draws half-duplex communication, and controls the acquisition and release of channels through the Push To Talk button during operation.
- the broadband trunking communication system expands the broadband service type around "voice”, “data”, "video”, and the three basic services.
- the high bandwidth of the Long Term Evolution (LTE) system is more conducive to the realization of the above services and their extended services.
- the trunking communication system is mainly composed of a terminal, a broadband wireless access system (base station), a network subsystem, etc.
- the terminal mainly includes a handheld terminal, a vehicle terminal, a fixed station, a wireless dispatching station, a wired dispatching station, and the like.
- the broadband wireless access subsystem is mainly composed of base stations.
- the network subsystem is mainly composed of a core network.
- the communication mode in the trunking communication system is similar to that of other wireless communication systems, and communication is performed through coordination among the above network elements.
- the trunking communication system is mostly used for military, public security, emergency situations, etc., this requires a broadband wireless access system with higher fault-tolerant processing capability and redundant backup capability.
- the cluster user should still be able to communicate and perform some basic services, so that the impact of network-side faults is minimized and the risk is minimized.
- the technical problem to be solved by the present invention is to provide a cluster communication system and a method for weakening a cooperative processing fault.
- the cluster user can still perform communication and perform some basic service processing, so that the network side fails.
- the impact is as weak as possible.
- the present invention provides a trunking communication system, including: a terminal, which is configured to: access multiple broadband wireless access systems on the network side, where:
- the source broadband wireless access system to which the terminal belongs is set as follows: after detecting a fault on the network side, if the source broadband wireless access system has a successfully accessed terminal, immediately accessing the adjacent target broadband wireless access The system sends a request message; if the source broadband wireless access system does not have a successfully accessed terminal, sending a request message to the adjacent target broadband wireless access system when the terminal initiates the cluster call; the request message is used to request the target
- the broadband wireless access system performs the basic function of the network side; the target broadband wireless access system is configured to: start the basic function of the network side according to the request message, process the user data, and complete the network side instead of the source broadband wireless access system.
- the information carried by the request message includes one of the following information or a combination thereof: a cluster group ID, a cluster group temporary identity, a cluster group and a terminal group security and authentication function, and a terminal
- the source broadband wireless access system is configured to: immediately after the fault on the network side is detected, if the source broadband wireless access system has successfully accessed the terminal, immediately to the adjacent target broadband wireless access system
- the request message sent includes: network-side fault identification information, cluster group ID, cluster group temporary identity, terminal context information, user access bearer information, and service bearer user plane data transmission information;
- the source broadband wireless access system is configured to: after detecting a fault on the network side, if the source broadband wireless access system does not have a successfully accessed terminal, then the adjacent target broadband is sent when the terminal initiates the cluster call.
- the request message sent by the wireless access system includes: network side fault identification information, cluster group ID, cluster group temporary identity, cluster group and cluster group terminal security and authentication function, terminal context information, terminal Access bearer information and service bearer user plane data transmission information.
- the broadband wireless access system is a macro broadband wireless access system, or a micro broadband wireless access system, or an enhanced Node B.
- the terminal is a handheld terminal, an in-vehicle terminal, a fixed station, a wireless dispatching station or a wired dispatching station.
- the present invention also provides a method for weakening a cooperative processing fault in a trunking communication system, including: when a fault occurs on the network side of the trunking communication system, the source broadband wireless access system to which the terminal belongs detects the fault on the network side, if the source If the terminal has successfully accessed the broadband wireless access system, it immediately sends a request message to the adjacent target broadband wireless access system; if the source broadband wireless access system does not have the successfully accessed terminal, the cluster call is initiated at the terminal. Sending a request message to an adjacent target broadband wireless access system; the request message is used to request the target broadband wireless access system to perform a network-side basic function;
- the target broadband wireless access system starts the basic function of the network side according to the request message, processes the user data, and completes the basic function of the network side instead of the source broadband wireless access system.
- the information carried by the request message includes one of the following information or a combination thereof: a cluster group ID, a cluster group temporary identity, a cluster group and a terminal group security and authentication function, and a terminal
- the request message sent to the adjacent target broadband wireless access system is included in the request message.
- the target broadband wireless access system After receiving the request message, the target broadband wireless access system starts basic functions on the network side, performs terminal context information processing, user access bearer update, and user plane data channel establishment. After the foregoing process is completed, the method further includes :
- the target broadband wireless access system sends an acknowledgement message to the source broadband wireless access system
- the source broadband wireless access system After receiving the acknowledgement message, the source broadband wireless access system transmits the user data to the target broadband wireless access system, and the target broadband wireless access system processes the user data and transmits the processed user data to the source.
- Broadband wireless access system ;
- the source broadband wireless access system After receiving the processed user data, the source broadband wireless access system sends the user data to the target end. End group.
- the source broadband wireless access system sends an adjacent target broadband wireless when the terminal initiates the cluster call.
- the request message sent by the access system includes: network side fault identification information, cluster group ID, cluster group temporary identity, cluster group and cluster group terminal security and authentication function, terminal context information, terminal connection The bearer information and the service bearer user plane data transmission information; after receiving the request message, the target broadband wireless access system starts the basic function of the network side, and performs terminal security and authentication processing in the cluster group and the cluster group, and the terminal Context information processing, terminal access bearer update, and user plane data channel establishment, after the foregoing process is completed, the method further includes: the target broadband wireless access system sends an acknowledgement message to the source broadband wireless access system;
- the source broadband wireless access system After receiving the acknowledgment message, the source broadband wireless access system transmits the user data to the target broadband wireless access system, and the target broadband wireless access system processes the data and transmits the data to the source broadband wireless access system;
- the source broadband wireless access system After receiving the processed data, the source broadband wireless access system sends the data to the target terminal group.
- the broadband wireless access system is a macro broadband wireless access system, or a micro broadband wireless access system, or an enhanced node B.
- the terminal is a handheld terminal, an in-vehicle terminal, a fixed station, a wireless dispatching station or a wired dispatching station.
- 1 is a network architecture diagram of a trunking communication system
- 2 is a flowchart of a weakening process of a cluster communication system (a cluster communication link has been established when a network side fails) in a macro broadband wireless access system
- 3 is a flowchart of a weakening process of a cluster communication system (the cluster communication link is not established when the network side is faulty) in the macro broadband wireless access system;
- FIG. 4 is a flowchart of a weakening process of a cluster communication system (a cluster communication link has been established when a network side fails) in a micro-broadband wireless access system;
- FIG. 5 is a flowchart of a weakening process of a cluster communication system (the cluster communication link is not established when the network side is faulty) in the micro broadband wireless access system;
- FIG. 6 is a flowchart of a weakening process between eNodeBs in an LTE system (a trunk communication link has been established when a network side fails);
- Figure 7 is a flowchart of the weakening process between eNodeBs in the LTE system (the cluster communication link is not established when the network side fails).
- the present invention is directed to the problem that the source broadband wireless access system cannot guarantee the cluster call in the case of a network side failure in the cluster communication system, and provides a technical solution for cooperating to deal with the weakening of the fault, and detecting the network side fault in the source broadband wireless access system.
- the adjacent target broadband wireless access system can be notified to undertake the cluster communication task, and the communication between the terminals and the terminal and the network can be coordinated through the source broadband wireless access system and the target broadband wireless access system.
- the cluster system when a fault occurs on the network side, the fault can be minimized, the communication function is normal, and the basic service processing function is normal.
- the request message is directly sent.
- the target broadband wireless access system is provided. Otherwise, the request message is sent to the target broadband wireless access system when the terminal initiates the cluster call.
- the request message is used to request the target broadband wireless access system to perform network side basic functions.
- Embodiment 1 Fault weakening of a trunking communication system in a macro broadband wireless access system
- the source macro broadband wireless communication system detects a fault on the network side
- the source macro broadband wireless communication system immediately sends a fault to the adjacent target macro broadband wireless access system (target side) through the wired interface.
- the target macro broadband wireless access system is required to perform basic functions on the network side to ensure that the cluster communication is normally performed while satisfying basic service processing.
- Step 201 The request message sent by the source macro broadband wireless access system to the target macro broadband wireless access system needs to carry at least: network side fault identification information, cluster group ID, cluster group temporary identity, terminal context information, user Access bearer information, and the service carries user plane data transmission information.
- Step 202 After receiving the request message, the target macro broadband wireless access system starts the basic function of the network side (the macro broadband wireless access system needs to support the basic function of the network side), and performs terminal context information processing, and the user access bearer update, And the establishment of the user plane data channel, etc., after completing the above process, the target macro broadband wireless access system sends an acknowledgement message to the source macro broadband wireless access system.
- the target macro broadband wireless access system After receiving the request message, the target macro broadband wireless access system starts the basic function of the network side (the macro broadband wireless access system needs to support the basic function of the network side), and performs terminal context information processing, and the user access bearer update, And the establishment of the user plane data channel, etc., after completing the above process, the target macro broadband wireless access system sends an acknowledgement message to the source macro broadband wireless access system.
- Step 203 After receiving the acknowledgement message, the source macro broadband wireless access system transmits the user data to the target macro broadband wireless access system, and the target macro broadband wireless access system processes the user data and transmits the processed user data. Give the source macro broadband wireless access system.
- the source macro broadband wireless access system After receiving the processed user data, the source macro broadband wireless access system sends the user data to the target terminal group.
- the source macro broadband wireless access system and the target macro broadband wireless access system can coordinate the communication between the terminals and the terminal and the network, and can perform some basic service processing, and can be balanced at the same time. Resources for each broadband wireless access system.
- the source macro broadband wireless access system detects a fault on the network side, if there is no activated cluster user in the source macro broadband wireless access system at this time, the source macro broadband wireless communication system does not pass immediately.
- the wired interface sends a request message to the adjacent target macro broadband wireless access system (target side), but sends a request message to the target macro broadband wireless access system when the source terminal initiates the cluster call, and the target macro broadband wireless connection is required.
- the system performs basic functions on the network side to ensure that the cluster communication works normally and meets basic service processing.
- Step 301 When the source macro broadband wireless access system initiates a cluster call, the source terminal
- the request message sent by the standard macro broadband wireless access system needs to carry at least: network side fault identification information, cluster group ID, cluster group temporary identity, cluster group and cluster group terminal security and authentication function , terminal context information, terminal access bearer information, and service bearer user plane data transmission information.
- Step 302 After receiving the request message, the target macro broadband wireless access system starts basic functions of the network side (the macro broadband wireless access system needs to support basic functions on the network side), and performs terminal security in the cluster group and the cluster group. And the authentication processing, the terminal context information processing, the terminal access bearer update, and the user plane data channel establishment, etc., after completing the above process, the target macro broadband wireless access system sends an acknowledgement message to the source macro broadband wireless access system.
- Step 303 After receiving the acknowledgement message, the source macro broadband wireless access system transmits the user data to the target macro broadband wireless access system, and the target macro broadband wireless access system processes the data and transmits the data to the source macro broadband wireless access. system.
- the source macro broadband wireless access system After receiving the processed data, the source macro broadband wireless access system sends the data to the target terminal group.
- the source macro broadband wireless access system and the target macro broadband wireless access system can coordinate the communication between the terminals and the terminal and the network, and can perform some basic service processing, and can be balanced at the same time. Resources for each macro broadband wireless access system.
- Embodiment 2 Fault weakening processing of a trunking communication system in a micro wireless broadband access system
- the source micro wireless broadband wireless communication system when the source micro wireless access system detects a network side failure, the source micro wireless broadband wireless communication system immediately passes the wired The interface sends a request to the adjacent target micro/macro broadband wireless access system (target side), and the target micro/macro broadband wireless access system is required to perform basic functions on the network side to ensure normal communication of the cluster and to satisfy basic service processing.
- target side target micro/macro broadband wireless access system
- Step 401 The request message sent by the source micro-broadband wireless access system to the target micro/macro broadband wireless access system needs to carry at least: network-side fault identification information, cluster group ID, cluster group temporary identity identifier , terminal context information, user access bearer information, and service bearer user plane data transmission information.
- Step 402 After receiving the request message, the target micro/macro broadband wireless access system starts the basic function of the network side (the micro/macro broadband wireless access system needs to support the basic function of the network side), and performs the terminal up and down. The information processing, the user access bearer update, and the establishment of the user plane data channel, etc., after the above process is completed, the target micro/macro broadband wireless access system sends an acknowledgement message to the source micro broadband wireless access system.
- the source micro-broadband wireless access system transmits the user data to the target micro/macro broadband wireless access system, and the target micro/macro broadband wireless access system processes the data and transmits the data to the source micro-broadband. Wireless access system.
- the source micro-broadband wireless access system After receiving the processed data, the source micro-broadband wireless access system sends the data to the target terminal group.
- the source micro-broadband wireless access system and the target micro/macro wireless access system can coordinate the communication between the terminals and the terminal and the network, and can perform some basic service processing, and at the same time Equalize micro/macro resources for each broadband wireless access system.
- the source micro-broadband wireless access system detects a fault on the network side, if the activated cluster user does not exist in the source micro-broadband wireless access system, the source micro-wideband wireless communication system does not pass immediately.
- the wired interface sends a request to the adjacent target micro/macro broadband wireless access system (target side), but sends a request message to the target micro/macro broadband wireless access system when the source terminal initiates the cluster call, requiring the target micro
- the macro broadband wireless access system performs basic functions on the network side to ensure normal communication of the cluster and meet basic service processing.
- Step 501 The source micro-wideband wireless access system sends the request message to the target micro/macro broadband wireless access system at least when the source terminal initiates the cluster call, at least the network side fault identification information, the cluster group ID, cluster group temporary identity, terminal security and authentication function in cluster group and cluster group, terminal context information, terminal access bearer information, and service bearer user plane data transmission information.
- Step 502 After receiving the request message, the target micro/macro broadband wireless access system starts the basic function of the network side (the macro broadband wireless access system needs to support the basic function of the network side), and performs terminal security in the cluster group and the cluster group. And the authentication processing, the terminal context information processing, the terminal access bearer update, and the user plane data channel establishment, etc., after completing the above process, the target micro/macro broadband wireless access system sends an acknowledgement message to the source micro broadband wireless access system.
- the target micro/macro broadband wireless access system After receiving the request message, the target micro/macro broadband wireless access system starts the basic function of the network side (the macro broadband wireless access system needs to support the basic function of the network side), and performs terminal security in the cluster group and the cluster group. And the authentication processing, the terminal context information processing, the terminal access bearer update, and the user plane data channel establishment, etc., after completing the above process, the target micro/macro broadband wireless access system sends an acknowledgement message to the source micro broadband wireless access system.
- Step 503 After receiving the acknowledgement message, the source micro-broadband wireless access system transmits the user data to the target micro/macro broadband wireless access system, and the target micro/macro broadband wireless access system performs the data. And transmitted to the source micro-broadband wireless access system.
- the source micro-broadband wireless access system After receiving the processed data, the source micro-broadband wireless access system sends the data to the target terminal group.
- the source micro-broadband wireless access system and the target micro/macro broadband wireless access system can coordinate the communication between the terminals and the terminal and the network, and can perform some basic service processing, and simultaneously Resources for each micro/macro broadband wireless access system can be balanced.
- Embodiment 3 Fault weakening of a trunking communication system in an LTE system
- step 601 When the source eNodeB (enhanced node B) detects that the network side is faulty, the source eNodeB immediately sends a request message to the target eNodeB through the wired interface (X2 interface), requesting the target eNodeB to perform the network side basic
- the function is to ensure that the cluster communication is normal, and the basic service processing is satisfied.
- the request message sent by the source eNodeB to the target eNodeB needs to carry at least: network side fault identification information, cluster group ID, cluster group temporary identity identifier, terminal context information, user access bearer information, and service bearer user.
- Network side fault identification information cluster group ID
- cluster group temporary identity identifier terminal context information
- user access bearer information user access bearer information
- service bearer user service bearer user.
- Step 602 After receiving the request message, the target eNodeB starts basic functions on the network side (the eNodeB needs to support basic functions on the network side), performs terminal context information processing, user access bearer update, and user plane data channel establishment, etc., to complete the foregoing process. The target eNodeB then sends an acknowledgment message to the source eNodeB.
- Step 603 After receiving the acknowledgement message, the source eNodeB transmits the user data to the target eNodeB, and the target eNodeB processes the data and transmits the data to the source eNodeB. After receiving the processed data, the source eNodeB sends the data to the target terminal group.
- the source eNodeB and the target eNodeB can coordinate the communication between the terminals and the terminal and the network, and can perform some basic service processing, and at the same time balance the resources of each eNodeB.
- the source eNodeB when the source eNodeB detects a fault on the network side, if there is no active cluster user in the source eNodeB broadband wireless access system, the source eNodeB does not immediately send the target eNodeB through the wired interface (X2). Request, but when there is a source terminal to initiate a cluster call The request is sent to the target eNodeB, and the target eNodeB is required to perform network-side basic functions to ensure that the cluster communication is normally performed while satisfying basic service processing.
- Step 701 When the source eNodeB initiates a trunking call, the source message sent by the source eNodeB to the target eNodeB needs to carry at least: network side fault identification information, cluster group ID, cluster group temporary identity, cluster group And terminal security and authentication functions in the cluster group, terminal context information, terminal access bearer information, and service bearer user plane data transmission information.
- Step 702 After receiving the request message, the target eNodeB starts the basic function of the network side (the eNodeB needs to support the basic functions of the network side), and performs terminal security and authentication processing in the cluster group and the cluster group, and the terminal context information is processed, and the terminal is connected.
- the bearer update, and the user plane data channel establishment, etc. after completing the above process, the target eNodeB sends an acknowledgement message to the source eNodeB.
- Step 703 After receiving the acknowledgement message, the source eNodeB transmits the user data to the target eNodeB, and the target eNodeB processes the data and transmits the data to the source eNodeB.
- the source eNodeB After receiving the processed data, the source eNodeB sends the data to the target terminal group.
- the source eNodeB and the target eNodeB can coordinate the communication between the terminals and the terminal and the network, and can perform some basic service processing, and at the same time balance the resources of each eNodeB.
- the source broadband wireless access system When the network side is faulty, the source broadband wireless access system sends a request message to the target broadband wireless access system, and the request message carries necessary information required to complete the cluster service, and is completed by the target broadband wireless access system.
- the basic functions of the network side can avoid the problem that the source broadband wireless access system cannot complete the basic functions of the network side in the prior art when the network side fails, and the impact of the network side fault on the service is minimized.
- the present invention coordinates the communication between the terminals and the terminal and the network through the source broadband wireless access system and the target broadband wireless access system, and can perform some basic service processing while balancing the resources of the broadband wireless access systems.
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Description
协作処理故障弱化的方法以及集群通信系统
技术领域
本发明涉及无线通信技术领域， 尤其涉及一种集群通信系统及协作处理 故障弱化的方法。
背景技术
集群通信系统是为了满足行业用户指挥调度等需求而开发的， 面向特定 行业应用的专用无线通信系统。 集群通信系统中大量用户可共享少量无线信 道， 这就可以充分节约宝贵的无线资源， 提高信道利用率。 同时， 集群通信 系统以指挥调度为主体应用， 是一种多用途的高效能的无线通信系统。 集群 通信系统在政府部门， 公共安全， 应急通信， 电力， 民航， 石油化工， 军队 及企业等领域有着广泛的应用。
集群通信系统主要釆取半双工方式通信， 工作时通过即按即说（Push To Talk )键控制信道的获取和释放。 宽带集群通信系统围绕 "语音"， "数据" ， "视频，，这三个基本服务拓展宽带业务类型。长期演进（Long Term Evolution, LTE ) 系统的高带宽更有利于实现上述业务及其扩展业务。 如图 1 所示， 集 群通信系统主要由终端， 宽带无线接入系统（基站） ， 网络子系统等构成。 终端主要包括手持终端， 车载终端， 固定台， 无线调度台， 有线调度台等构 成。 宽带无线接入子系统主要由基站构成。 网络子系统主要由核心网构成。 集群通信系统中的通信方式与其它无线通信系统类似， 都是通过上述网元间 的协调进行通信。
由于集群通信系统多用于军事， 公共安全， 紧急突发情况等， 这就要求 宽带无线接入系统具有更高的容错处理能力， 冗余备份能力。 当网络侧出现 故障的情况下， 集群用户应仍能够进行通信， 并进行一些基本业务的处理， 使得网络侧故障所带来的影响尽可能弱化， 并使风险降到最低。
发明内容
本发明所要解决的技术问题在于， 提供一种集群通信系统及协作处理故 障弱化的方法， 在网络侧出现故障时， 保证集群用户仍能够进行通信， 并进 行一些基本业务的处理， 使得网络侧故障所带来的影响尽可能弱化。
为了解决上述问题， 本发明提出了一种集群通信系统， 包括： 终端， 其 设置为： 接入网络侧的多个宽带无线接入系统， 其中：
所述终端归属的源宽带无线接入系统， 其设置为： 在检测到网络侧出现 故障后， 若源宽带无线接入系统存在已成功接入的终端则立即向相邻的目标 宽带无线接入系统发送请求消息； 若源宽带无线接入系统不存在已成功接入 的终端， 则在终端发起集群呼叫时向相邻的目标宽带无线接入系统发送请求 消息； 所述请求消息用于请求目标宽带无线接入系统执行网络侧基本功能； 所述目标宽带无线接入系统， 其设置为： 根据所述请求消息开启网络侧 基本功能， 处理用户数据， 替代源宽带无线接入系统完成网络侧基本功能。
优选地，所述请求消息携带的信息包括如下信息中的一种或它们的组合： 集群组 ID、 集群组临时身份标识、 集群组及集群组内终端安全和鉴权功能、 终端接入承载建立功能、 终端上下文信息存储功能、 业务承载用户面数据传 输功能。
优选地， 所述源宽带无线接入系统是设置为： 在检测到网络侧出现故障 后， 若源宽带无线接入系统存在已成功接入的终端， 立即向相邻的目标宽带 无线接入系统发送的请求消息中包括： 网络侧出现故障标识信息、集群组 ID、 集群组临时身份标识、 终端上下文信息、 用户接入承载信息以及业务承载用 户面数据传输信息；
所述源宽带无线接入系统是设置为： 在检测到网络侧出现故障后， 若源 宽带无线接入系统不存在已成功接入的终端， 则在终端发起集群呼叫时向相 邻的目标宽带无线接入系统发送的请求消息中包括： 网络侧出现故障标识信 息、 集群组 ID、 集群组临时身份标识、 集群组及集群组内终端安全和鉴权功 能、 终端上下文信息、 终端接入承载信息以及业务承载用户面数据传输信息。
优选地， 所述宽带无线接入系统是宏宽带无线接入系统、 或微宽带无线 接入系统、 或增强的节点 B。
优选地， 所述终端是手持终端、 车载终端、 固定台、 无线调度台或有线 调度台。
本发明还提供一种集群通信系统中协作处理故障弱化的方法， 包括： 当集群通信系统的网络侧出现故障时， 终端归属的源宽带无线接入系统 在检测到网络侧出现故障后， 若源宽带无线接入系统存在已成功接入的终端 则立即向相邻的目标宽带无线接入系统发送请求消息； 若源宽带无线接入系 统不存在已成功接入的终端， 则在终端发起集群呼叫时向相邻的目标宽带无 线接入系统发送请求消息； 所述请求消息用于请求目标宽带无线接入系统执 行网络侧基本功能；
所述目标宽带无线接入系统根据所述请求消息开启网络侧基本功能， 处 理用户数据， 替代源宽带无线接入系统完成网络侧基本功能。
优选地，所述请求消息携带的信息包括如下信息中的一种或它们的组合： 集群组 ID、 集群组临时身份标识、 集群组及集群组内终端安全和鉴权功能、 终端接入承载建立功能、 终端上下文信息存储功能、 业务承载用户面数据传 输功能。
所述源宽带无线接入系统在检测到网络侧出现故障后， 若源宽带无线接 入系统存在已成功接入的终端， 则立即向相邻的目标宽带无线接入系统发送 的请求消息中包括： 网络侧出现故障标识信息、 集群组 ID、 集群组临时身份 标识、 终端上下文信息、 用户接入承载信息以及业务承载用户面数据传输信 息；
所述目标宽带无线接入系统收到该请求消息后， 开启网络侧基本功能， 并进行终端上下文信息处理， 用户接入承载更新， 及用户面数据通道建立， 完成上述过程后， 该方法还包括：
目标宽带无线接入系统向源宽带无线接入系统发送确认消息；
所述源宽带无线接入系统收到该确认消息后， 把用户数据传输至目标宽 带无线接入系统， 所述目标宽带无线接入系统对用户数据进行处理并将处理 后的用户数据传送给源宽带无线接入系统； 以及
源宽带无线接入系统收到处理过的用户数据后， 把用户数据发至目标终
端群。
优选地， 所述源宽带无线接入系统在检测到网络侧出现故障后， 若源宽 带无线接入系统不存在已成功接入的终端， 则在终端发起集群呼叫时向相邻 的目标宽带无线接入系统发送的请求消息中包括： 网络侧出现故障标识信息、 集群组 ID、 集群组临时身份标识、 集群组及集群组内终端安全和鉴权功能、 终端上下文信息、 终端接入承载信息以及业务承载用户面数据传输信息； 所述目标宽带无线接入系统收到该请求消息后开启网络侧基本功能， 并 进行集群组及集群组内终端安全和鉴权处理， 终端上下文信息处理， 终端接 入承载更新， 及用户面数据通道建立， 完成上述过程后， 该方法还包括： 目标宽带无线接入系统向源宽带无线接入系统发送确认消息；
源宽带无线接入系统收到该确认消息后则把用户数据传输至目标宽带无 线接入系统， 目标宽带无线接入系统对数据进行处理并传送给源宽带无线接 入系统； 以及
源宽带无线接入系统收到处理过的数据后， 把数据发至目标终端群。 优选地， 所述宽带无线接入系统是宏宽带无线接入系统、 或微宽带无线 接入系统、 或增强的节点 B。
优选地， 所述终端是手持终端、 车载终端、 固定台、 无线调度台或有线 调度台。
本发明的集群通信系统及协作处理故障弱化的方法， 在网络侧出现故障 时， 通过源宽带无线接入系统和目标宽带无线接入系统来协调完成终端之间 及终端与网络之间的通信， 并能够进行一些基本业务处理， 同时能够均衡各 宽带无线接入系统的资源。 附图概述
图 1是集群通信系统的网络架构图；
图 2是宏宽带无线接入系统中集群通信系统 (网络侧故障时集群通信链 路已经建立）故障弱化处理流程图；
图 3是宏宽带无线接入系统中集群通信系统（网络侧故障时集群通信链 路未建立）故障弱化处理流程图；
图 4是微宽带无线接入系统中集群通信系统 (网络侧故障时集群通信链 路已经建立）故障弱化处理流程图；
图 5是微宽带无线接入系统中集群通信系统 (网络侧故障时集群通信链 路未建立）故障弱化处理流程图；
图 6是 LTE系统（网络侧故障时集群通信链路已经建立 ) 的 eNodeB间 故障弱化处理流程图；
图 7是 LTE系统（网络侧故障时集群通信链路未建立 ) 的 eNodeB间故 障弱化处理流程图。
本发明的较佳实施方式
为使本发明的目的、 技术方案和优点更加清楚， 以下结合附图对本发明 作进一步地详细说明。
本发明针对集群通信系统中， 源宽带无线接入系统在网络侧发生故障情 况下无法保证集群通话的问题， 提供了协作处理故障弱化的技术方案， 在源 宽带无线接入系统检测到网络侧故障的情况下， 可以通知相邻的目标宽带无 线接入系统承担集群通信任务， 通过源宽带无线接入系统和目标宽带无线接 入系统来协调完成终端之间及终端与网络之间的通信。 这样在集群系统中， 当网络侧出现故障时， 就可实现故障最小限度弱化， 并保证通信功能正常， 及基本业务处理功能正常。 在本发明的实施例中， 针对是否已有用户终端成功接入源宽带无线接入 系统来确定发送的时机，若此时源宽带无线接入系统中存在激活的集群用户， 则直接发送请求消息给目标宽带无线接入系统， 否则， 则需在终端发起集群 呼叫时才向目标宽带无线接入系统发出请求消息。 所述请求消息用于请求目 标宽带无线接入系统执行网络侧基本功能。
实施例 1: 宏宽带无线接入系统中集群通信系统的故障弱化处理
如图 2所示， 当源宏宽带无线接入系统检测到网络侧出现故障时， 该源 宏宽带无线通信系统立即通过有线接口向相邻的目标宏宽带无线接入系统 (目标侧）发出故障弱化功能资源请求消息， 需要目标宏宽带无线接入系统 执行网络侧的基本功能以保证集群通信正常进行， 同时满足基本业务处理。
步骤 201、 源宏宽带无线接入系统向目标宏宽带无线接入系统发送的请 求消息至少需要携带： 网络侧出现故障标识信息， 集群组 ID, 集群组临时身 份标识， 终端上下文信息， 用户接入承载信息， 以及业务承载用户面数据传 输信息。
步骤 202、 目标宏宽带无线接入系统收到该请求消息后， 开启网络侧基 本功能 （宏宽带无线接入系统需支持网络侧基本功能） ， 并进行终端上下文 信息处理， 用户接入承载更新， 及用户面数据通道建立等， 完成上述过程后， 目标宏宽带无线接入系统向源宏宽带无线接入系统发送确认消息。
步骤 203、 源宏宽带无线接入系统收到该确认消息后， 把用户数据传输 至目标宏宽带无线接入系统， 目标宏宽带无线接入系统对用户数据进行处理 并将处理后的用户数据传送给源宏宽带无线接入系统。
源宏宽带无线接入系统收到处理过的用户数据后， 把用户数据发至目标 终端群。
通过上述过程， 当网络侧出现故障时， 源宏宽带无线接入系统和目标宏 宽带无线接入系统能够协调完成终端间及终端与网络间的通信， 并能够进行 一些基本业务处理， 同时可均衡各宽带无线接入系统的资源。
如图 3所示， 当源宏宽带无线接入系统检测到网络侧出现故障时， 若此 时源宏宽带无线接入系统中不存在激活的集群用户， 该源宏宽带无线通信系 统并非立即通过有线接口向相邻的目标宏宽带无线接入系统（目标侧）发出 请求消息， 而是当存在源终端发起集群呼叫时才向目标宏宽带无线接入系统 发出请求消息， 需要目标宏宽带无线接入系统执行网络侧基本功能以保证集 群通信正常进行， 同时满足基本业务处理。
步骤 301、 所述源宏宽带无线接入系统在源终端发起集群呼叫时， 向目
标宏宽带无线接入系统发送的所述请求消息至少需要携带： 网络侧出现故障 标识信息， 集群组 ID, 集群组临时身份标识， 集群组及集群组内终端安全和 鉴权功能， 终端上下文信息， 终端接入承载信息， 以及业务承载用户面数据 传输信息。
步骤 302、 所述目标宏宽带无线接入系统收到该请求消息后开启网络侧 基本功能 （宏宽带无线接入系统需支持网络侧基本功能） ， 并进行集群组及 集群组内终端安全和鉴权处理， 终端上下文信息处理， 终端接入承载更新， 及用户面数据通道建立等， 完成上述过程后， 目标宏宽带无线接入系统向源 宏宽带无线接入系统发送确认消息。
步骤 303、 源宏宽带无线接入系统收到该确认消息后则把用户数据传输 至目标宏宽带无线接入系统， 目标宏宽带无线接入系统对数据进行处理并传 送给源宏宽带无线接入系统。
源宏宽带无线接入系统收到处理过的数据后， 把数据发至目标终端群。 通过上述过程， 当网络侧出现故障时， 源宏宽带无线接入系统和目标宏 宽带无线接入系统能够协调完成终端间及终端与网络间的通信， 并能够进行 一些基本业务处理， 同时可均衡各宏宽带无线接入系统的资源。
实施例 2: 微无线宽带接入系统中集群通信系统的故障弱化处理 如图 4所示， 当源微无线接入系统检测到网络侧出现故障时， 该源微无 线宽带无线通信系统立即通过有线接口向相邻的目标微 /宏宽带无线接入系 统（目标侧）发出请求， 需要目标微 /宏宽带无线接入系统执行网络侧基本功 能以保证集群通信正常进行， 同时满足基本业务处理。
步骤 401、 所述源微宽带无线接入系统向目标微 /宏宽带无线接入系统发 送的所述请求消息至少需要携带： 网络侧出现故障标识信息， 集群组 ID, 集 群组临时身份标识， 终端上下文信息， 用户接入承载信息， 以及业务承载用 户面数据传输信息。
步骤 402、 目标微 /宏宽带无线接入系统收到该请求消息后开启网络侧基 本功能（微 /宏宽带无线接入系统需支持网络侧基本功能） ， 并进行终端上下
文信息处理， 用户接入承载更新， 及用户面数据通道建立等， 完成上述过程 后， 目标微 /宏宽带无线接入系统向源微宽带无线接入系统发送确认消息。
403、源微宽带无线接入系统收到该确认消息后则把用户数据传输至目标 微 /宏宽带无线接入系统， 目标微 /宏宽带无线接入系统对数据进行处理并传送 给源微宽带无线接入系统。
源微宽带无线接入系统收到处理过的数据后， 把数据发至目标终端群。 通过上述过程， 当网络侧出现故障时， 源微宽带无线接入系统和目标微 / 宏无线接入系统能够协调完成终端间及终端与网络间的通信， 并能够进行一 些基本业务处理， 同时可均衡微 /宏各宽带无线接入系统的资源。
如图 5所示， 当源微宽带无线接入系统检测到网络侧出现故障时， 若此 时源微宽带无线接入系统中不存在激活的集群用户， 该源微宽带无线通信系 统并非立即通过有线接口向相邻的目标微 /宏宽带无线接入系统（目标侧 )发 出请求， 而是当存在源终端发起集群呼叫时才向目标微 /宏宽带无线接入系统 发出请求消息， 需要目标微 /宏宽带无线接入系统执行网络侧基本功能以保证 集群通信正常进行， 同时满足基本业务处理。
步骤 501、 所述源微宽带无线接入系统在源终端发起集群呼叫时， 向目 标微 /宏宽带无线接入系统发送的所述请求消息至少需要携带： 网络侧出现故 障标识信息， 集群组 ID, 集群组临时身份标识， 集群组及集群组内终端安全 和鉴权功能， 终端上下文信息， 终端接入承载信息， 以及业务承载用户面数 据传输信息。
步骤 502、 目标微 /宏宽带无线接入系统收到该请求消息后开启网络侧基 本功能 （宏宽带无线接入系统需支持网络侧基本功能） ， 并进行集群组及集 群组内终端安全和鉴权处理， 终端上下文信息处理， 终端接入承载更新， 及 用户面数据通道建立等， 完成上述过程后， 目标微 /宏宽带无线接入系统向源 微宽带无线接入系统发送确认消息。
步骤 503、 源微宽带无线接入系统收到该确认消息后， 则把用户数据传 输至目标微 /宏宽带无线接入系统， 目标微 /宏宽带无线接入系统对数据进行处
理并传送给源微宽带无线接入系统。
源微宽带无线接入系统收到处理过的数据后， 把数据发至目标终端群。 通过上述过程， 当网络侧出现故障时， 源微宽带无线接入系统和目标微 / 宏宽带无线接入系统能够协调完成终端间及终端与网络间的通信， 并能够进 行一些基本业务处理， 同时可均衡各微 /宏宽带无线接入系统的资源。
实施例 3: LTE系统中集群通信系统的故障弱化处理
如图 6所示， 步骤 601、 当源 eNodeB (增强节点 B )检测到网络侧出现 故障时， 该源 eNodeB立即通过有线接口 （ X2接口） 向目标 eNodeB发出请 求消息， 请求目标 eNodeB执行网络侧基本功能以保证集群通信正常进行， 同时满足基本业务处理。
所述源 eNodeB向目标 eNodeB发送的所述请求消息至少需要携带： 网络 侧出现故障标识信息， 集群组 ID, 集群组临时身份标识， 终端上下文信息， 用户接入承载信息， 以及业务承载用户面数据传输信息。
步骤 602、 目标 eNodeB收到该请求消息后开启网络侧基本功能（ eNodeB 需支持网络侧基本功能）， 并进行终端上下文信息处理， 用户接入承载更新， 及用户面数据通道建立等， 完成上述过程后， 目标 eNodeB向源 eNodeB发送 确认消息。
步骤 603、 源 eNodeB 收到该确认消息后则把用户数据传输至目标 eNodeB, 目标 eNodeB对数据进行处理并传送给源 eNodeB。 源 eNodeB收到 处理过的数据后， 把数据发至目标终端群。
通过上述过程， 当网络侧出现故障时， 源 eNodeB和目标 eNodeB能够协 调完成终端间及终端与网络间的通信， 并能够进行一些基本业务处理， 同时 可均衡各 eNodeB的资源。
如图 7所示， 当源 eNodeB检测到网络侧出现故障时， 若此时源 eNodeB 宽带无线接入系统中不存在激活的集群用户， 该源 eNodeB 并非立即通过有 线接口 （ X2 ) 向目标 eNodeB发出请求， 而是当存在源终端发起集群呼叫时
才向目标 eNodeB发出请求，需要目标 eNodeB执行网络侧基本功能以保证集 群通信正常进行， 同时满足基本业务处理。
步骤 701、 所述源 eNodeB在源终端发起集群呼叫时， 向目标 eNodeB发 送的所述请求消息至少需要携带： 网络侧出现故障标识信息， 集群组 ID, 集 群组临时身份标识， 集群组及集群组内终端安全和鉴权功能， 终端上下文信 息， 终端接入承载信息， 以及业务承载用户面数据传输信息。
步骤 702、 目标 eNodeB收到该请求消息后开启网络侧基本功能（ eNodeB 需支持网络侧基本功能） ， 并进行集群组及集群组内终端安全和鉴权处理， 终端上下文信息处理， 终端接入承载更新， 及用户面数据通道建立等， 完成 上述过程后， 目标 eNodeB向源 eNodeB发送确认消息。
步骤 703、 源 eNodeB 收到该确认消息后则把用户数据传输至目标 eNodeB , 目标 eNodeB对数据进行处理并传送给源 eNodeB。
源 eNodeB收到处理过的数据后， 把数据发至目标终端群。
通过上述过程， 当网络侧出现故障时， 源 eNodeB和目标 eNodeB能够协 调完成终端间及终端与网络间的通信， 并能够进行一些基本业务处理， 同时 可均衡各 eNodeB的资源。
应用本发明， 当网络侧出现故障时， 由源宽带无线接入系统向目标宽带 无线接入系统发送请求消息，该请求消息携带完成集群业务所需的必要信息， 由目标宽带无线接入系统完成网络侧基本功能， 从而可避免现有技术中， 网 络侧发生故障时而源宽带无线接入系统无法完成网络侧基本功能的问题， 最 大程度的减小网络侧故障对业务的影响。 本发明通过源宽带无线接入系统和 目标宽带无线接入系统来协调完成终端间及终端与网络间的通信， 并能够进 行一些基本业务处理， 同时能够均衡各宽带无线接入系统的资源。
以上所述仅为本发明的实施例而已， 并不用于限制本发明， 对于本领域 的技术人员来说， 本发明可以有各种更改和变化。 凡在本发明的精神和原则 之内， 所作的任何修改、 等同替换、 改进等， 均应包含在本发明的权利要求 范围之内。
工业实用性
本发明的集群通信系统及协作处理故障弱化的方法， 在网络侧出现故障 时， 通过源宽带无线接入系统和目标宽带无线接入系统来协调完成终端之间 及终端与网络之间的通信， 并能够进行一些基本业务处理， 同时能够均衡各 宽带无线接入系统的资源。
Claims
1、 一种集群通信系统， 包括： 终端， 其设置为： 接入网络侧的多个宽带 无线接入系统， 其中：
所述终端归属的源宽带无线接入系统， 其设置为： 在检测到网络侧出现 故障后， 若源宽带无线接入系统存在已成功接入的终端则立即向相邻的目标 宽带无线接入系统发送请求消息； 若源宽带无线接入系统不存在已成功接入 的终端， 则在终端发起集群呼叫时向相邻的目标宽带无线接入系统发送请求 消息； 所述请求消息用于请求目标宽带无线接入系统执行网络侧基本功能； 所述目标宽带无线接入系统， 其设置为： 根据所述请求消息开启网络侧 基本功能， 处理用户数据， 替代源宽带无线接入系统完成网络侧基本功能。
2、 如权利要求 1所述的集群通信系统， 其中，
所述请求消息携带的信息包括如下信息中的一种或它们的组合： 集群组 ID、 集群组临时身份标识、 集群组及集群组内终端安全和鉴权功能、 终端接 入承载建立功能、 终端上下文信息存储功能、 业务承载用户面数据传输功能。
3、 如权利要求 2所述的集群通信系统， 其中，
所述源宽带无线接入系统是设置为： 在检测到网络侧出现故障后， 若源 宽带无线接入系统存在已成功接入的终端， 立即向相邻的目标宽带无线接入 系统发送的请求消息中包括： 网络侧出现故障标识信息、 集群组 ID、 集群组 临时身份标识、 终端上下文信息、 用户接入承载信息以及业务承载用户面数 据传输信息；
所述源宽带无线接入系统是设置为： 在检测到网络侧出现故障后， 若源 宽带无线接入系统不存在已成功接入的终端， 则在终端发起集群呼叫时向相 邻的目标宽带无线接入系统发送的请求消息中包括： 网络侧出现故障标识信 息、 集群组 ID、 集群组临时身份标识、 集群组及集群组内终端安全和鉴权功 能、 终端上下文信息、 终端接入承载信息以及业务承载用户面数据传输信息。
4、 如权利要求 1所述的集群通信系统， 其中， 所述宽带无线接入系统是 宏宽带无线接入系统、 或微宽带无线接入系统、 或增强的节点 B。
5、 如权利要求 1所述的集群通信系统， 其中， 所述终端是手持终端、 车 载终端、 固定台、 无线调度台或有线调度台。
6、 一种集群通信系统中协作处理故障弱化的方法， 包括：
当集群通信系统的网络侧出现故障时， 终端归属的源宽带无线接入系统 在检测到网络侧出现故障后， 若源宽带无线接入系统存在已成功接入的终端 则立即向相邻的目标宽带无线接入系统发送请求消息； 若源宽带无线接入系 统不存在已成功接入的终端， 则在终端发起集群呼叫时向相邻的目标宽带无 线接入系统发送请求消息； 所述请求消息用于请求目标宽带无线接入系统执 行网络侧基本功能；
所述目标宽带无线接入系统根据所述请求消息开启网络侧基本功能， 处 理用户数据， 替代源宽带无线接入系统完成网络侧基本功能。
7、 如权利要求 6所述的方法， 其中， 所述请求消息携带的信息包括如下 信息中的一种或它们的组合： 集群组 ID、 集群组临时身份标识、 集群组及集 群组内终端安全和鉴权功能、 终端接入承载建立功能、 终端上下文信息存储 功能、 业务承载用户面数据传输功能。
8、 如权利要求 6所述的方法， 其中，
所述源宽带无线接入系统在检测到网络侧出现故障后， 若源宽带无线接 入系统存在已成功接入的终端， 则立即向相邻的目标宽带无线接入系统发送 的请求消息中包括： 网络侧出现故障标识信息、 集群组 ID、 集群组临时身份 标识、 终端上下文信息、 用户接入承载信息以及业务承载用户面数据传输信 息；
所述目标宽带无线接入系统收到该请求消息后， 开启网络侧基本功能， 并进行终端上下文信息处理， 用户接入承载更新， 及用户面数据通道建立， 完成上述过程后， 该方法还包括：
目标宽带无线接入系统向源宽带无线接入系统发送确认消息；
所述源宽带无线接入系统收到该确认消息后， 把用户数据传输至目标宽 带无线接入系统， 所述目标宽带无线接入系统对用户数据进行处理并将处理 后的用户数据传送给源宽带无线接入系统； 以及
源宽带无线接入系统收到处理过的用户数据后， 把用户数据发至目标终 端群。
9、 如权利要求 6所述的方法， 其中，
所述源宽带无线接入系统在检测到网络侧出现故障后， 若源宽带无线接 入系统不存在已成功接入的终端， 则在终端发起集群呼叫时向相邻的目标宽 带无线接入系统发送的请求消息中包括： 网络侧出现故障标识信息、 集群组 ID、 集群组临时身份标识、 集群组及集群组内终端安全和鉴权功能、 终端上 下文信息、 终端接入承载信息以及业务承载用户面数据传输信息；
所述目标宽带无线接入系统收到该请求消息后开启网络侧基本功能， 并 进行集群组及集群组内终端安全和鉴权处理， 终端上下文信息处理， 终端接 入承载更新， 及用户面数据通道建立， 完成上述过程后， 该方法还包括： 目标宽带无线接入系统向源宽带无线接入系统发送确认消息；
源宽带无线接入系统收到该确认消息后则把用户数据传输至目标宽带无 线接入系统， 目标宽带无线接入系统对数据进行处理并传送给源宽带无线接 入系统； 以及
源宽带无线接入系统收到处理过的数据后， 把数据发至目标终端群。
10、 如权利要求 6至 9中任一项所述的方法， 其中，
所述宽带无线接入系统是宏宽带无线接入系统、或微宽带无线接入系统、 或增强的节点 B。
11、 如权利要求 6至 9中任一项所述的方法， 其中， 所述终端是手持终 端、 车载终端、 固定台、 无线调度台或有线调度台。
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