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本发明涉及,尤其涉及调度方法、判断链路不平衡的方法、装置及通信系统。The present invention relates, in particular, to a scheduling method, a method for judging link imbalance, a device and a communication system.
背景技术Background technique
在WCDMA(Wideband Code Division Multiple Access,宽带码分多址)网络中,用户设备可以通过多条无线链路与网络进行通信。然而,存在这样一种场景,当用户设备处于两个同频小区的软切换区域时,用户设备接收到两个小区基站的下行导频信号强度基本相同,但两个小区基站接收到用户设备的上行接收信号强度会有很大的差异,即服务链路的质量很差,而非服务链路的质量很好,使得服务基站无法向用户设备下发授权信息,从而导致无线网络控制器无法接收到用户设备上传的数据或用户设备每次能够上传的数据量不满足用户的需求,进而无法为用户设备进行正常的服务。In a WCDMA (Wideband Code Division Multiple Access, Wideband Code Division Multiple Access) network, user equipment can communicate with the network through multiple wireless links. However, there is such a scenario that when the user equipment is in the soft handover area of two cells with the same frequency, the strength of the downlink pilot signals received by the user equipment from the base stations of the two cells is basically the same, but the strength of the downlink pilot signals received by the base stations of the two cells is basically the same. There will be a big difference in the strength of the uplink received signal, that is, the quality of the serving link is very poor, while the quality of the non-serving link is very good, so that the serving base station cannot issue authorization information to the user equipment, resulting in the failure of the radio network controller to receive The data uploaded to the user equipment or the amount of data that can be uploaded by the user equipment each time does not meet the needs of the user, so that normal services cannot be performed for the user equipment.
发明内容Contents of the invention
本发明的实施例提供的调度方法、判断链路不平衡的方法、装置及通信系统,能够使得用户设备得知每次上传数据的数据量,并通过非服务基站解调用户设备上传的数据。The scheduling method, method, device and communication system for judging link imbalance provided by the embodiments of the present invention can enable the user equipment to know the amount of data uploaded each time, and demodulate the data uploaded by the user equipment through the non-serving base station.
一方面,本发明实施例提供的调度方法,包括:On the one hand, the scheduling method provided by the embodiment of the present invention includes:
服务基站确定所述服务基站无法正确解调与用户设备之间的服务数据信道;The serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment;
所述服务基站解调与所述用户设备之间的服务控制信道,以向所述用户设备发送授权信息,以使得所述用户设备根据所述授权信息得知每次上传数据的数据量;The serving base station demodulates the service control channel with the user equipment, so as to send authorization information to the user equipment, so that the user equipment knows the data volume of uploaded data each time according to the authorization information;
所述服务基站向非服务基站发送调度指令,以使得所述非服务基站为所述用户设备预留调度资源,所述调度资源至少包括所述非服务基站解调数据所需的信用度资源。The serving base station sends a scheduling instruction to the non-serving base station, so that the non-serving base station reserves scheduling resources for the user equipment, and the scheduling resources include at least credit resources required by the non-serving base station to demodulate data.
另一方面,本发明实施例提供的调度方法,包括:On the other hand, the scheduling method provided by the embodiment of the present invention includes:
非服务基站接收来自服务基站的调度指令,所述调度指令为所述服务基站确定所述服务基站无法正确解调与用户设备之间的服务数据信道时发送的;The non-serving base station receives a scheduling instruction from the serving base station, where the scheduling instruction is sent when the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment;
所述非服务基站根据所述调度指令为所述用户设备预留调度资源,所述调度资源至少包括所述非服务基站解调数据所需的信用度资源。The non-serving base station reserves scheduling resources for the user equipment according to the scheduling instruction, and the scheduling resources include at least credit resources required by the non-serving base station to demodulate data.
另一方面,本发明实施例提供的调度方法,包括:On the other hand, the scheduling method provided by the embodiment of the present invention includes:
用户设备接收来自服务基站的授权信息,所述用户设备根据所述授权信息得知每次上传数据的数据量,所述授权信息为所述服务基站确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道时,所述服务基站解调与所述用户设备之间的服务控制信道后发送的。The user equipment receives authorization information from the serving base station, the user equipment learns the data volume of uploaded data each time according to the authorization information, and the authorization information is for the serving base station to determine that the serving base station cannot correctly demodulate the In the service data channel between user equipments, the serving base station sends it after demodulating the service control channel with the user equipments.
一方面,本发明实施例提供的判断链路不平衡的方法,包括:On the one hand, the method for judging link imbalance provided by the embodiment of the present invention includes:
服务基站获取与用户设备之间的服务链路质量;The serving base station obtains the service link quality between the user equipment and the user equipment;
所述服务基站获取来自非服务基站的非服务链路质量,所述非服务链路质量是由所述非服务基站测量的与所述用户设备之间的非服务链路质量;The serving base station acquires non-serving link quality from a non-serving base station, where the non-serving link quality is a non-serving link quality between the user equipment and the user equipment measured by the non-serving base station;
所述服务基站确定所述非服务链路质量与所述服务链路质量的之间的差值;determining, by the serving base station, a difference between the quality of the non-serving link and the quality of the serving link;
当所述非服务链路质量与所述服务链路质量的差值大于第一预设门限时,所述服务基站确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,其中,所述第一预设门限大于0;When the difference between the quality of the non-serving link and the quality of the serving link is greater than a first preset threshold, the serving base station determines that the serving base station cannot correctly demodulate the serving data channel with the user equipment. , wherein the first preset threshold is greater than 0;
或者,or,
当所述服务链路质量与所述非服务链路质量的差小于第二预设门限时,所述服务基站确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,其中,所述第二预设门限小于0。When the difference between the quality of the serving link and the quality of the non-serving link is smaller than a second preset threshold, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment, Wherein, the second preset threshold is less than 0.
一方面,本发明实施例提供的判断链路不平衡的方法,包括:On the one hand, the method for judging link imbalance provided by the embodiment of the present invention includes:
服务基站解调与所述用户设备之间的服务数据信道中的所述用户设备上传的数据;The serving base station demodulates the data uploaded by the user equipment in the service data channel between the serving base station and the user equipment;
所述服务基站判断所述服务基站正确解调出的数据量与所述用户设备上传的数据量的比值;The serving base station judges the ratio of the amount of data correctly demodulated by the serving base station to the amount of data uploaded by the user equipment;
当所述正确解调出的数据量与所述用户设备上传的数据量的比值小于第一预设比例时,所述服务基站确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,所述第一预设比例介于0到1之间;或者,When the ratio of the amount of correctly demodulated data to the amount of data uploaded by the user equipment is less than a first preset ratio, the serving base station determines that the serving base station cannot correctly demodulate the communication with the user equipment. A service data channel, the first preset ratio is between 0 and 1; or,
当所述用户设备上传的数据量与所述正确解调出的数据量的比值大于第二预设比例时,所述服务基站确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,所述第二预设比例大于1。When the ratio of the amount of data uploaded by the user equipment to the amount of correctly demodulated data is greater than a second preset ratio, the serving base station determines that the serving base station cannot correctly demodulate the communication with the user equipment. For a service data channel, the second preset ratio is greater than 1.
一方面,本发明实施例提供一种服务基站,包括:On the one hand, an embodiment of the present invention provides a serving base station, including:
第一解调器,用于确定无法正确解调与用户设备之间的服务数据信道时,解调与所述用户设备之间的服务控制信道;The first demodulator is configured to demodulate the service control channel with the user equipment when it is determined that the service data channel with the user equipment cannot be correctly demodulated;
第一发送器,用于向所述用户设备发送授权信息,以使得所述用户设备根据所述授权信息得知每次上传数据的数据量,以及向非服务基站发送调度指令,以使得所述非服务基站为所述用户设备预留调度资源,所述调度资源至少包括所述非服务基站解调数据所需的信用度资源。The first transmitter is configured to send authorization information to the user equipment, so that the user equipment knows the amount of data uploaded each time according to the authorization information, and send a scheduling instruction to a non-serving base station, so that the The non-serving base station reserves scheduling resources for the user equipment, and the scheduling resources at least include credit resources required by the non-serving base station to demodulate data.
另一方面,本发明实施例提供一种非服务基站,包括:On the other hand, an embodiment of the present invention provides a non-serving base station, including:
第二接收器,用于接收来自服务基站的调度指令,所述调度指令为所述服务基站确定无法正确解调与用户设备之间的服务数据信道时发送的;The second receiver is configured to receive a scheduling instruction from the serving base station, where the scheduling instruction is sent when the serving base station determines that the service data channel with the user equipment cannot be correctly demodulated;
调度器,用于根据所述调度指令为所述用户设备预留调度资源,所述调度资源至少包括非服务基站解调数据所需的信用度资源。A scheduler, configured to reserve scheduling resources for the user equipment according to the scheduling instruction, where the scheduling resources include at least credit resources required by the non-serving base station to demodulate data.
另一方面,本发明实施例提供一种用户设备,包括:On the other hand, an embodiment of the present invention provides a user equipment, including:
第三接收器,用于接收来自服务基站的授权信息,以根据所述授权信息得知每次上传数据的数据量,所述授权信息为所述服务基站确定无法正确解调与用户设备之间的服务数据信道时,所述服务基站解调与所述用户设备之间的服务控制信道后发送的。The third receiver is configured to receive authorization information from the serving base station, so as to know the amount of data uploaded each time according to the authorization information, and the authorization information is determined by the serving base station to communicate with the user equipment that it cannot be correctly demodulated The serving data channel is sent by the serving base station after demodulating the serving control channel with the user equipment.
一方面,本发明实施例提供一种服务基站,包括:On the one hand, an embodiment of the present invention provides a serving base station, including:
获取模块,用于获取与用户设备之间的服务链路质量,以及获取来自非服务基站的非服务链路质量,所述非服务链路质量是由所述非服务基站测量的与所述用户设备之间的非服务链路质量;An acquisition module, configured to acquire the quality of the service link with the user equipment, and acquire the quality of the non-serving link from the non-serving base station, the quality of the non-serving link measured by the non-serving base station and the user equipment Non-service link quality between devices;
判断模块,用于确定所述非服务链路质量与所述服务链路质量的之间的差值;A judging module, configured to determine the difference between the quality of the non-serving link and the quality of the serving link;
处理模块,用于当所述非服务链路质量与所述服务链路质量的差值大于第一预设门限时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,其中,所述第一预设门限大于0,或者,当所述服务链路质量与所述非服务链路质量的差小于第二预设门限时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,其中,所述第二预设门限小于0。A processing module, configured to determine that the serving base station cannot correctly demodulate service data with the user equipment when the difference between the quality of the non-serving link and the quality of the serving link is greater than a first preset threshold channel, wherein the first preset threshold is greater than 0, or, when the difference between the quality of the serving link and the quality of the non-serving link is smaller than a second preset threshold, it is determined that the serving base station cannot correctly demodulate A service data channel with the user equipment, wherein the second preset threshold is less than zero.
一方面,本发明实施例提供一种服务基站,包括:On the one hand, an embodiment of the present invention provides a serving base station, including:
数据解调模块,用于解调与用户设备之间的服务数据信道中的所述用户设备上传的数据;A data demodulation module, configured to demodulate the data uploaded by the user equipment in the service data channel between the user equipment and the user equipment;
第二判断模块,用于判断正确解调出的数据量与所述用户设备上传的数据量的比值;A second judging module, configured to judge the ratio of the correctly demodulated data volume to the data volume uploaded by the user equipment;
第二处理模块,用于当所述正确解调出的数据量与所述用户设备上传的数据量的比值小于第一预设比例时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,所述第一预设比例介于0到1之间,或者,当所述用户设备上传的数据量与所述正确解调出的数据量的比值大于第二预设比例时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,所述第二预设比例大于1。A second processing module, configured to determine that the serving base station cannot correctly demodulate the data uploaded by the user equipment when the ratio of the correctly demodulated data volume to the user equipment uploaded data volume is less than a first preset ratio between service data channels, the first preset ratio is between 0 and 1, or, when the ratio of the amount of data uploaded by the user equipment to the amount of correctly demodulated data is greater than the second preset ratio When the ratio is determined, it is determined that the serving base station cannot correctly demodulate the service data channel with the user equipment, and the second preset ratio is greater than 1.
一方面,本发明实施例提供一种通信系统,包括:On the one hand, an embodiment of the present invention provides a communication system, including:
服务基站,用于确定无法正确解调与用户设备之间的服务数据信道,解调与所述用户设备之间的服务控制信道,以向所述用户设备发送授权信息,以使得所述用户设备根据所述授权信息得知每次上传数据的数据量,以及向非服务基站发送调度指令,以使得所述非服务基站为所述用户设备预留调度资源,所述调度资源至少包括所述非服务基站解调数据所需的信用度资源;The serving base station is configured to determine that the service data channel with the user equipment cannot be correctly demodulated, demodulate the service control channel with the user equipment, and send authorization information to the user equipment, so that the user equipment Know the amount of data uploaded each time according to the authorization information, and send a scheduling instruction to the non-serving base station, so that the non-serving base station reserves scheduling resources for the user equipment, and the scheduling resources include at least the non-serving base station The credit resources required by the serving base station to demodulate data;
非服务基站,用于接收来自所述服务基站的调度指令,所述调度指令为所述服务基站确定无法正确解调所述服务基站与所述用户设备之间的服务数据信道时发送的,以及根据所述调度指令为所述用户设备预留调度资源,所述调度资源至少包括所述非服务基站解调数据所需的信用度资源;A non-serving base station, configured to receive a scheduling instruction from the serving base station, where the scheduling instruction is sent when the serving base station determines that the service data channel between the serving base station and the user equipment cannot be correctly demodulated, and reserving scheduling resources for the user equipment according to the scheduling instruction, where the scheduling resources include at least credit resources required by the non-serving base station to demodulate data;
用户设备,用于接收来自所述服务基站的授权信息,根据所述授权信息得知每次上传数据的数据量,所述授权信息为所述服务基站确定无法正确解调所述服务基站与所述用户设备之间的服务数据信道时,所述服务基站解调与所述用户设备之间的服务控制信道后发送的。The user equipment is configured to receive authorization information from the serving base station, and learn the amount of data uploaded each time according to the authorization information, where the authorization information indicates that the serving base station cannot correctly demodulate the serving base station and the When the service data channel between the user equipment is used, the serving base station demodulates the service control channel with the user equipment and then sends it.
本发明实施例提供的调度方法、判断链路不平衡的方法、装置及通信系统,通过当服务基站确定无法正确解调与用户设备之间的服务数据信道时,服务基站解调与用户设备之间的服务控制信道,以向用户设备发送授权信息,并向非服务基站发送调度指令,从而,用户设备根据授权信息得知每次上传数据的数据量,非服务基站根据调度指令为用户设备预留调度资源。通过该方案,即使用户设备处于软切换区域,也能够使得用户设备得知每次上传数据的数据量,并通过非服务基站解调用户设备上传的数据,进而能够为用户设备进行正常的服务。The scheduling method, method, device, and communication system for judging link imbalance provided by the embodiments of the present invention, when the serving base station determines that the service data channel between the serving base station and the user equipment cannot be correctly demodulated, the serving base station demodulates the connection between the user equipment and the user equipment. The service control channel between them is used to send authorization information to the user equipment, and send scheduling instructions to the non-serving base station, so that the user equipment knows the amount of data uploaded each time according to the authorization information, and the non-serving base station pre-orders for the user equipment according to the scheduling instruction. Reserve scheduling resources. Through this solution, even if the user equipment is in the soft handover area, the user equipment can know the amount of data uploaded each time, and the data uploaded by the user equipment can be demodulated by the non-serving base station, so as to provide normal services for the user equipment.
附图说明Description of drawings
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简单地介绍,显而易见地,下面描述中的附图仅仅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的前提下,还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.
图1为本发明实施例的调度方法流程示意图;FIG. 1 is a schematic flow chart of a scheduling method according to an embodiment of the present invention;
图2为本发明实施例的调度方法流程示意图;FIG. 2 is a schematic flow chart of a scheduling method according to an embodiment of the present invention;
图3为本发明实施例的调度方法流程示意图;FIG. 3 is a schematic flow chart of a scheduling method according to an embodiment of the present invention;
图4为本发明实施例的上行链路不平衡的应用场景示意图;FIG. 4 is a schematic diagram of an application scenario of uplink imbalance according to an embodiment of the present invention;
图5为本发明实施例的调度方法流程示意图一;FIG. 5 is a first schematic flow diagram of a scheduling method according to an embodiment of the present invention;
图6为本发明实施例的调度方法流程示意图二;FIG. 6 is a second schematic flow diagram of a scheduling method according to an embodiment of the present invention;
图7为本发明实施例的判断链路不平衡的方法流程示意图一;FIG. 7 is a first schematic flowchart of a method for judging link imbalance according to an embodiment of the present invention;
图8为本发明实施例的判断链路不平衡的方法流程示意图二;FIG. 8 is a second schematic flow diagram of a method for judging link imbalance according to an embodiment of the present invention;
图9为本发明实施例的服务基站的结构示意图一;FIG. 9 is a first structural schematic diagram of a serving base station according to an embodiment of the present invention;
图10为本发明实施例的服务基站的结构示意图二;FIG. 10 is a second structural diagram of a serving base station according to an embodiment of the present invention;
图11为本发明实施例的服务基站的结构示意图三;FIG. 11 is a third schematic structural diagram of a serving base station according to an embodiment of the present invention;
图12为本发明实施例的非服务基站的结构示意图一;FIG. 12 is a first schematic structural diagram of a non-serving base station according to an embodiment of the present invention;
图13为本发明实施例的非服务基站的结构示意图二;FIG. 13 is a second schematic structural diagram of a non-serving base station according to an embodiment of the present invention;
图14为本发明实施例的用户设备的结构示意图;FIG. 14 is a schematic structural diagram of a user equipment according to an embodiment of the present invention;
图15为本发明实施例的服务基站的结构示意图三;FIG. 15 is a third schematic structural diagram of a serving base station according to an embodiment of the present invention;
图16为本发明实施例的服务基站的结构示意图四;FIG. 16 is a fourth schematic structural diagram of a serving base station according to an embodiment of the present invention;
图17为本发明实施例的通信系统结构示意图。FIG. 17 is a schematic structural diagram of a communication system according to an embodiment of the present invention.
具体实施方式Detailed ways
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,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做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。The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
本文中描述的各种技术可用于各种无线通信系统,例如当前2G,3G通信系统和下一代通信系统,例如全球移动通信系统(GSM,Global System for Mobile communications),码分多址(CDMA,CodeDivision Multiple Access)系统,时分多址(TDMA,Time DivisionMultiple Access)系统,宽带码分多址(WCDMA,Wideband CodeDivision Multiple Access Wireless),频分多址(FDMA,FrequencyDivision Multiple Addressing)系统,正交频分多址(OFDMA,Orthogonal Frequency-Division Multiple Access)系统,单载波FDMA(SC-FDMA)系统,通用分组无线业务(GPRS,General Packet RadioService)系统,长期演进(LTE,Long Term Evolution)系统,以及其他此类通信系统。The various technologies described in this article can be used in various wireless communication systems, such as current 2G, 3G communication systems and next-generation communication systems, such as Global System for Mobile Communications (GSM, Global System for Mobile communications), Code Division Multiple Access (CDMA, Code Division Multiple Access) system, Time Division Multiple Access (TDMA, Time Division Multiple Access) system, Wideband Code Division Multiple Access (WCDMA, Wideband Code Division Multiple Access Wireless), Frequency Division Multiple Access (FDMA, Frequency Division Multiple Addressing) system, Orthogonal Frequency Division Multiple access (OFDMA, Orthogonal Frequency-Division Multiple Access) system, single carrier FDMA (SC-FDMA) system, general packet radio service (GPRS, General Packet Radio Service) system, long-term evolution (LTE, Long Term Evolution) system, and others such communication systems.
本文中结合终端和/或基站和/或基站控制器来描述各种方面。Various aspects are described herein in connection with terminals and/or base stations and/or base station controllers.
用户设备,可以是无线终端也可以是有线终端,无线终端可以是指向用户提供语音和/或数据连通性的设备,具有无线连接功能的手持式设备、或连接到无线调制解调器的其他处理设备。无线终端可以经无线接入网(例如,RAN,Radio Access Network)与一个或多个核心网进行通信,无线终端可以是移动终端,如移动电话(或称为“蜂窝”电话)和具有移动终端的计算机,例如,可以是便携式、袖珍式、手持式、计算机内置的或者车载的移动装置,它们与无线接入网交换语言和/或数据。例如,个人通信业务(PCS,Personal CommunicationService)电话、无绳电话、会话发起协议(SIP)话机、无线本地环路(WLL,Wireless Local Loop)站、个人数字助理(PDA,PersonalDigital Assistant)等设备。无线终端也可以称为系统、订户单元(Subscriber Unit)、订户站(Subscriber Station),移动站(MobileStation)、移动台(Mobile)、远程站(Remote Station)、接入点(AccessPoint)、远程终端(Remote Terminal)、接入终端(Access Terminal)、用户设备(User Terminal)、用户代理(User Agent)、用户设备(UserDevice)、或用户装备(User Equipment)。The user equipment may be a wireless terminal or a wired terminal. The wireless terminal may be a device that provides voice and/or data connectivity to the user, a handheld device with a wireless connection function, or other processing devices connected to a wireless modem. The wireless terminal can communicate with one or more core networks via a radio access network (for example, RAN, Radio Access Network), and the wireless terminal can be a mobile terminal, such as a mobile phone (or called a "cellular" phone) and a mobile terminal The computers, which may be, for example, portable, pocket, handheld, built-in or vehicle-mounted mobile devices, exchange speech and/or data with the radio access network. For example, Personal Communication Service (PCS, Personal Communication Service) telephone, cordless telephone, Session Initiation Protocol (SIP) telephone, Wireless Local Loop (WLL, Wireless Local Loop) station, Personal Digital Assistant (PDA, Personal Digital Assistant) and other equipment. Wireless terminal can also be called system, subscriber unit (Subscriber Unit), subscriber station (Subscriber Station), mobile station (MobileStation), mobile station (Mobile), remote station (Remote Station), access point (AccessPoint), remote terminal (Remote Terminal), Access Terminal, User Terminal, User Agent, User Device, or User Equipment.
基站(例如,接入点)可以是指接入网中在空中接口上通过一个或多个扇区与无线终端通信的设备。基站可用于将收到的空中帧与IP分组进行相互转换,作为无线终端与接入网的其余部分之间的路由器,其中接入网的其余部分可包括网际协议(IP)网络。基站还可协调对空中接口的属性管理。例如,基站可以是GSM或CDMA中的基站(BTS,Base Transceiver Station),也可以是WCDMA中的基站(NodeB),还可以是LTE中的演进型基站(NodeB或eNB或e-NodeB,evolutional Node B),本发明并不限定。A base station (eg, access point) can refer to a device in an access network that communicates with wireless terminals over the air interface through one or more sectors. The base station can be used to convert received over-the-air frames to and from IP packets, acting as a router between the wireless terminal and the rest of the access network, which can include an Internet Protocol (IP) network. The base station may also coordinate attribute management for the air interface. For example, the base station can be a base station (BTS, Base Transceiver Station) in GSM or CDMA, or a base station (NodeB) in WCDMA, or an evolved base station (NodeB or eNB or e-NodeB, evolutional NodeB) in LTE. B), the present invention is not limited.
本发明实施例提供一种调度方法,如图1所示,该方法包括:An embodiment of the present invention provides a scheduling method, as shown in Figure 1, the method includes:
S101、服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道。S101. The serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment.
当服务基站无法正确解调与用户设备之间的服务数据信道时,服务基站解调与用户设备之间的服务控制信道,以向用户设备发送授权信息,以使得用户设备根据授权信息得知每次上传数据的数据量。When the serving base station cannot correctly demodulate the service data channel with the user equipment, the serving base station demodulates the service control channel with the user equipment to send authorization information to the user equipment, so that the user equipment knows each The amount of data uploaded each time.
S102、服务基站解调与用户设备之间的服务控制信道,以向用户设备发送授权信息,以使得用户设备根据授权信息得知每次上传数据的数据量。S102. The serving base station demodulates the service control channel with the user equipment to send authorization information to the user equipment, so that the user equipment knows the data volume of uploaded data each time according to the authorization information.
在宽带码分多址网络中,用户设备从为其服务的服务基站,向与服务基站频点相同的非服务基站移动时,会进行软切换。这里的软切换是指在频点相同的两个基站之间的信道切换。在切换过程中,用户设备与服务基站和非服务基站都保持通信链路,只有当用户设备与非服务基站建立稳定通信后,才断开与服务基站的连接。In a wideband code division multiple access network, when a user equipment moves from a serving base station serving it to a non-serving base station with the same frequency point as the serving base station, soft handover will be performed. The soft handover here refers to channel switching between two base stations with the same frequency point. During the handover process, the user equipment maintains communication links with both the serving base station and the non-serving base station, and disconnects from the serving base station only after the user equipment establishes stable communication with the non-serving base station.
然而当用户设备在进行软切换、处于两个同频基站的软切换区域时,用户设备接收到服务基站及非服务基站的下行导频信号强度基本相同,但服务基站及非服务基站接收到用户设备的上行接收信号强度会有很大的差异,这使得为用户设备服务的服务基站无法正确解调与用户设备之间的服务数据信道。However, when the user equipment is performing soft handover and is in the soft handover area of two co-frequency base stations, the user equipment receives the downlink pilot signal strengths of the serving base station and the non-serving base station are basically the same, but the serving base station and the non-serving base station receive the user's The uplink received signal strength of the equipment will vary greatly, which makes it impossible for the serving base station serving the user equipment to correctly demodulate the service data channel with the user equipment.
如果服务基站无法正确解调与用户设备之间的服务数据信道,服务基站解调与用户设备之间的服务控制信道,以向用户设备发送授权信息,则用户设备根据来自服务基站的授权信息,可以得知每次上传数据的数据量。If the serving base station cannot correctly demodulate the service data channel with the user equipment, the serving base station demodulates the service control channel with the user equipment to send authorization information to the user equipment, then the user equipment, according to the authorization information from the serving base station, You can know the amount of data uploaded each time.
S103、服务基站向非服务基站发送调度指令,以使得非服务基站为用户设备预留调度资源,调度资源至少包括非服务基站解调数据所需的信用度资源。S103. The serving base station sends a scheduling instruction to the non-serving base station, so that the non-serving base station reserves scheduling resources for the user equipment, and the scheduling resources include at least credit resources required by the non-serving base station to demodulate data.
当服务基站无法正确解调与用户设备之间的服务数据信道时,服务基站还会向非服务基站发送调度指令,以使非服务基站为用户设备预留调度资源,调度资源至少包括非服务基站解调数据所需的信用度资源,从而非服务基站能够正确解调用户设备上传的数据,进而能够将用户设备上传的数据上传至核心网,而在WCDMA网络中,服务基站会向无线网络控制器发送调度指令,进而无线网络控制器会将该调度指令发送给非服务基站,即无线网络控制将来自服务基站的调度指令转发给了非服务基站。其中,对于步骤S101和步骤S102的时间顺序不做限定。When the serving base station cannot correctly demodulate the service data channel with the user equipment, the serving base station will also send a scheduling instruction to the non-serving base station, so that the non-serving base station reserves scheduling resources for the user equipment, and the scheduling resources include at least the non-serving base station The credit resources required for demodulating data, so that the non-serving base station can correctly demodulate the data uploaded by the user equipment, and then upload the data uploaded by the user equipment to the core network. In the WCDMA network, the serving base station will send the data to the radio network controller The scheduling instruction is sent, and then the radio network controller sends the scheduling instruction to the non-serving base station, that is, the radio network controller forwards the scheduling instruction from the serving base station to the non-serving base station. Wherein, the time sequence of step S101 and step S102 is not limited.
在LTE网络中,非服务基站为用户设备预留的调度资源可以包括非服务基站解调数据所需的信用度资源,这里的信用度资源为非服务基站解调译码数据的硬件资源,而在WCDMA网络中,信用度资源可以为信道单元(Channel Element,CE),非服务基站为用户设备预留的调度资源还可以包括上传数据所需的流量控制资源,流量控制资源可以为Iub资源。例如,若非服务基站的流量控制资源不足,则非服务基站通过向用户设备发送相对授权减量信息,为用户设备预留足够的上传数据所需的流量控制资源,进而非服务基站将用户设备的数据上传至无线网络控制器。In an LTE network, the scheduling resources reserved by the non-serving base station for the user equipment may include the credit resources required by the non-serving base station to demodulate data. The credit resource here is the hardware resource for demodulating and decoding data by the non-serving base station. In the network, the credit resource can be a channel element (Channel Element, CE), and the scheduling resources reserved by the non-serving base station for the user equipment can also include flow control resources required for uploading data, and the flow control resources can be Iub resources. For example, if the flow control resources of the non-serving base station are insufficient, the non-serving base station will reserve enough flow control resources for the user equipment to upload data by sending relative authorization decrement information to the user equipment, and then the non-serving base station will send the user equipment's The data is uploaded to the wireless network controller.
本发明实施例还提供一种调度方法,如图2所示,该方法包括:The embodiment of the present invention also provides a scheduling method, as shown in Figure 2, the method includes:
S201、非服务基站接收来自服务基站的调度指令,调度指令为当服务基站无法正确解调与用户设备之间的服务数据信道时发送的。S201. The non-serving base station receives a scheduling instruction from the serving base station, where the scheduling instruction is sent when the serving base station cannot correctly demodulate the service data channel with the user equipment.
当服务基站无法正确解调与用户设备之间的服务数据信道时,服务基站会向非服务基站发送调度指令,以使非服务基站为用户设备预留调度资源。When the serving base station cannot correctly demodulate the service data channel with the user equipment, the serving base station sends a scheduling instruction to the non-serving base station, so that the non-serving base station reserves scheduling resources for the user equipment.
S202、非服务基站根据调度指令为用户设备预留调度资源,调度资源至少包括非服务基站解调数据所需的信用度资源。S202. The non-serving base station reserves scheduling resources for the user equipment according to the scheduling instruction, and the scheduling resources include at least credit resources required by the non-serving base station to demodulate data.
非服务基站在接收到来自服务基站的调度指令后,根据调度指令为用户预留调度资源,具体的,调度资源可以包括非服务基站解调数据所需的信用度资源,从而,非服务基站能够通过正确解调用户设备上传的数据,将用户设备上传的数据上传至核心网。After receiving the scheduling instruction from the serving base station, the non-serving base station reserves scheduling resources for the user according to the scheduling instruction. Specifically, the scheduling resources may include credit resources required by the non-serving base station to demodulate data, so that the non-serving base station can pass Correctly demodulate the data uploaded by the user equipment, and upload the data uploaded by the user equipment to the core network.
同样的,在LTE网络中,非服务基站为用户设备预留的调度资源可以包括非服务基站解调数据所需的信用度资源,这里的信用度资源为非服务基站解调译码数据的硬件资源,而在WCDMA网络中,信用度资源可以为基带资源,非服务基站为用户设备预留的调度资源还可以包括上传数据所需的流量控制资源,流量控制资源可以为Iub资源。例如,若非服务基站的流量控制资源不足,则非服务基站通过向用户设备发送相对授权减量信息,为用户设备预留足够的上传数据所需的流量控制资源,进而非服务基站将用户设备的数据上传至无线网络控制器。Similarly, in an LTE network, the scheduling resources reserved by the non-serving base station for the user equipment may include credit resources required by the non-serving base station to demodulate data, where the credit resources are hardware resources for demodulating and decoding data by the non-serving base station, In a WCDMA network, the credit resources can be baseband resources, and the scheduling resources reserved by the non-serving base station for the user equipment can also include flow control resources required for uploading data, and the flow control resources can be Iub resources. For example, if the flow control resources of the non-serving base station are insufficient, the non-serving base station will reserve enough flow control resources for the user equipment to upload data by sending relative authorization decrement information to the user equipment, and then the non-serving base station will send the user equipment's The data is uploaded to the wireless network controller.
本发明实施例还提供一种调度方法,如图3所示,该方法包括:The embodiment of the present invention also provides a scheduling method, as shown in Figure 3, the method includes:
S301、用户设备接收来自服务基站的授权信息,用户设备根据授权信息得知每次上传数据的数据量,授权信息为当服务基站无法正确解调与用户设备之间的服务数据信道时,服务基站解调与用户设备之间的服务控制信道后发送的。S301. The user equipment receives authorization information from the serving base station, and the user equipment learns the data volume of uploaded data each time according to the authorization information. The authorization information is when the serving base station cannot correctly demodulate the service data channel between the user equipment and the serving base station. Sent after demodulating the service control channel with the user equipment.
当服务基站无法正确解调与用户设备之间的服务数据信道时,服务基站解调与用户设备之间的服务控制信道,以向用户设备发送授权信息,用户设备接收来自服务基站的授权信息,能够根据该授权信息得知每次上传数据的数据量。When the serving base station cannot correctly demodulate the service data channel with the user equipment, the serving base station demodulates the service control channel with the user equipment to send authorization information to the user equipment, and the user equipment receives the authorization information from the serving base station, The amount of data uploaded each time can be known according to the authorization information.
下面,如图4所示,对用户设备所处的应用场景并结合本发明实施例所提供的调度方法进行示例性说明。在宽带码分多址网络中,用户设备处于为其服务的服务基站的覆盖范围内,此时的服务基站可以为宏基站,服务基站与用户设备之间为服务链路。用户设备向与服务基站频点相同的非服务基站移动,此时的非服务基站可以为微基站,用户设备进入非服务基站与服务基站覆盖范围的重叠区域时,该区域即为软切换区域(图4中的阴影部分),用户设备检测到非服务基站的信号,非服务基站会建立与用户设备之间的非服务链路。Next, as shown in FIG. 4 , the application scenario where the user equipment is located and the scheduling method provided by the embodiment of the present invention are combined with an exemplary description. In a wideband code division multiple access network, user equipment is within the coverage of a serving base station serving it. At this time, the serving base station may be a macro base station, and the serving link between the serving base station and the user equipment is a serving link. The user equipment moves to the non-serving base station with the same frequency point as the serving base station. At this time, the non-serving base station can be a micro base station. When the user equipment enters the overlapping area of the coverage of the non-serving base station and the serving base station, this area is a soft handover area ( The shaded part in FIG. 4 ), the user equipment detects the signal of the non-serving base station, and the non-serving base station will establish a non-serving link with the user equipment.
对于上行链路,当非服务基站的路径损耗小于服务基站的路径损耗时,服务基站接收到的信号质量会明显差于非服务基站,因此,虽然服务基站与用户设备之间的服务链路依然建立,但服务基站却无法正确解调服务链路中的服务数据信道,此时用户设备会处于上行链路功率不平衡的场景之中。此处,判断用户设备处于上行链路功率不平衡的场景的方法有很多,例如,在非服务基站与用户设备建立非服务链路之后,服务基站会周期性地测量服务链路质量,非服务基站也会周期性地测量非服务链路质量并将该非服务链路质量发送至服务基站,服务基站可以判断非服务链路质量与服务链路质量的差值,当非服务链路质量与服务链路质量的差值大于第一预设门限时,服务基站确定所述服务基站无法正确解调与用户设备之间的服务数据信道,其中,第一预设门限大于0,或者,当服务链路质量与非服务链路质量的差小于第二预设门限时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道,其中,第二预设门限小于0进而服务基站可以向非服务基站发送调度指令,需要指出的是,服务链路质量可以为服务链路信噪比,非服务链路质量可以为非服务链路信噪比,具体预设门限值的大小本发明实施例不做限制,可以根据具体情况而定。再例如,服务基站还可以判断服务基站正确解调出的数据量与用户设备上传的数据的比例小于第一预设比例时,即服务基站的介质访问控制(Media Access Control,MAC)速率与物理层速率的比例小于第一预设比例时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道,第一预设比例介于0到1之间,或者服务基站判断用户设备上传的数据量与正确解调出的数据量的比值大于第二预设比例时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道,第二预设比例大于1,进而服务基站向非服务基站发送调度指令,同样的,需要指出的是,该预设比例为介于0到1之间的数值,具体预设比例值的大小本发明实施例不做限制,可以根据具体情况而定。For the uplink, when the path loss of the non-serving base station is smaller than the path loss of the serving base station, the signal quality received by the serving base station will be significantly worse than that of the non-serving base station. Therefore, although the serving link between the serving base station and the user equipment is still is established, but the serving base station cannot correctly demodulate the serving data channel in the serving link, and at this time, the user equipment will be in a scenario where the uplink power is unbalanced. Here, there are many methods for judging that the user equipment is in a scenario where the uplink power is unbalanced. For example, after the non-serving base station establishes a non-serving link with the user equipment, the serving base station will periodically measure the quality of the serving link, and the non-serving The base station will also periodically measure the quality of the non-serving link and send the quality of the non-serving link to the serving base station. The serving base station can judge the difference between the quality of the non-serving link and the quality of the serving link. When the service link quality difference is greater than a first preset threshold, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment, wherein the first preset threshold is greater than 0, or, when the serving base station When the difference between link quality and non-serving link quality is less than a second preset threshold, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment, wherein the second preset threshold is less than 0 and the serving base station Scheduling instructions can be sent to non-serving base stations. It should be pointed out that the quality of the serving link can be the signal-to-noise ratio of the serving link, and the quality of the non-serving link can be the signal-to-noise ratio of the non-serving link. The specific preset threshold value The embodiments of the present invention are not limited, and may be determined according to specific situations. For another example, the serving base station may also determine that when the ratio of the amount of data correctly demodulated by the serving base station to the data uploaded by the user equipment is less than the first preset ratio, that is, the ratio of the media access control (Media Access Control, MAC) rate of the serving base station to the physical When the ratio of the layer rate is less than the first preset ratio, the serving base station determines that the serving base station cannot correctly demodulate the service data channel between the user equipment and the first preset ratio is between 0 and 1, or the serving base station determines that the user equipment When the ratio of the amount of uploaded data to the amount of correctly demodulated data is greater than the second preset ratio, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment, the second preset ratio is greater than 1, and then The serving base station sends a scheduling instruction to the non-serving base station. Similarly, it should be pointed out that the preset ratio is a value between 0 and 1, and the specific preset ratio value is not limited in this embodiment of the present invention. It can be based on It depends.
当服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道后,服务基站对服务基站与用户设备之间的控制信道进行解调,然后向用户设备发送授权信息,并向非服务基站发送调度指令,以使非服务基站为用户设备预留调度资源,该调度资源可以包括非服务基站解调用户设备上传数据的信用度资源。那么,用户设备就可以根据接收到的授权信息得知每次上传数据的数据量,并且非服务基站能够正确解调用户设备上传的数据。When the serving base station determines that the serving base station cannot correctly demodulate the service data channel between the serving base station and the user equipment, the serving base station demodulates the control channel between the serving base station and the user equipment, and then sends authorization information to the user equipment, and transmits authorization information to the non-serving base station. The base station sends a scheduling instruction, so that the non-serving base station reserves scheduling resources for the user equipment, and the scheduling resources may include credit resources for demodulating data uploaded by the user equipment by the non-serving base station. Then, the user equipment can know the amount of data uploaded each time according to the received authorization information, and the non-serving base station can correctly demodulate the data uploaded by the user equipment.
本发明实施例提供的调度方法,服务基站确定无法正确解调与用户设备之间的服务数据信道时,通过服务基站解调与用户设备之间的服务控制信道,以向用户设备发送授权信息,并向非服务基站发送调度指令,从而,用户设备根据授权信息得知每次上传数据的数据量,非服务基站根据调度指令为用户设备预留调度资源。通过该方案,即使用户设备处于软切换区域,也能够使得用户设备得知每次上传数据的数据量,并通过非服务基站解调用户设备上传的数据,进而能够为用户设备进行正常的服务。In the scheduling method provided by the embodiment of the present invention, when the serving base station determines that the service data channel with the user equipment cannot be correctly demodulated, the serving base station demodulates the service control channel with the user equipment to send authorization information to the user equipment, And send a scheduling instruction to the non-serving base station, so that the user equipment knows the amount of data uploaded each time according to the authorization information, and the non-serving base station reserves scheduling resources for the user equipment according to the scheduling instruction. Through this solution, even if the user equipment is in the soft handover area, the user equipment can know the amount of data uploaded each time, and the data uploaded by the user equipment can be demodulated by the non-serving base station, so as to provide normal services for the user equipment.
本发明实施例提供一种调度方法,如图5所示,当服务基站能够正常解调与用户设备之间的服务控制信道时,该方法包括:An embodiment of the present invention provides a scheduling method. As shown in FIG. 5, when the serving base station can normally demodulate the serving control channel with the user equipment, the method includes:
S501、若服务基站能够正常解调与用户设备之间的服务控制信道,则向用户设备下发第一授权信息,以使得用户设备根据第一授权信息得知每次上传数据的数据量。S501. If the serving base station can normally demodulate the service control channel with the user equipment, issue first authorization information to the user equipment, so that the user equipment knows the data volume of uploaded data each time according to the first authorization information.
需要说明的是,如果服务基站能够正常解调与用户设备之间的服务控制信道,可能包括两种情况,服务基站分别根据两种情况向用户设备下发第一授权信息,这两种情况为:It should be noted that if the serving base station can normally demodulate the serving control channel with the user equipment, it may include two situations, and the serving base station sends the first authorization information to the user equipment according to the two situations respectively, the two situations are :
如果服务基站解调服务控制信道所获得的信息中只有SI(SignalIntegrity,信号完整性)信息,即用户设备通过服务控制信道只发送了SI信息,那么服务基站则向用户设备下发绝对授权信息,该绝对授权信息为一个RLC(Radio Link Control,无线链路控制)包的绝对授权信息,即服务基站允许用户设备每次上传一个RLC包的数据量。需要说明的是,SI信息包括用户设备的剩余功率及缓存大小;If only SI (Signal Integrity, signal integrity) information is obtained by the serving base station demodulating the serving control channel, that is, the user equipment only sends SI information through the serving control channel, then the serving base station sends absolute authorization information to the user equipment, The absolute authorization information is the absolute authorization information of one RLC (Radio Link Control, radio link control) packet, that is, the serving base station allows the user equipment to upload the data volume of one RLC packet each time. It should be noted that the SI information includes the remaining power and buffer size of the user equipment;
如果服务基站解调服务控制信道所获得的信息中不仅有SI信息,即用户设备通过服务控制信道不是只发送了SI信息,还发送了除信号完整性(SI)信息之外的信息,例如,用户设备上传的数据的描述信息等,那么服务基站则向用户设备下发一个或多个相对授权信息,该相对授权信息为相对授权增量信息(RG UP),可以理解的是,相对授权增量信息能够使得用户设备增加每次上传的数据量,例如,用户设备每次上传的数据量为10比特,若相对授权增量信息是使得用户设备每次上传的数据量增加1比特。那么用户设备在收到一个相对授权增量信息后,每次上传的数据量即为11比特,若非服务基站想要使得用户设备每次上传15比特,那么非服务基站需要向用户设备发送多个相对授权增量信息,即五个相对授权增量信息,那么用户设备在接收到五个相对授权增量信息后,每次上传的数据量即为15比特。If the information obtained by the serving base station demodulating the serving control channel includes not only SI information, that is, the user equipment not only sends SI information through the serving control channel, but also sends information other than signal integrity (SI) information, for example, The description information of the data uploaded by the user equipment, etc., then the serving base station sends one or more relative authorization information to the user equipment, and the relative authorization information is the relative authorization increment information (RG UP). The amount information can enable the user equipment to increase the amount of data uploaded each time. For example, the amount of data uploaded by the user equipment each time is 10 bits. If the relative authorization increment information is to increase the amount of data uploaded by the user equipment by 1 bit each time. Then, after the user equipment receives a relative authorization increment information, the amount of data uploaded each time is 11 bits. If the non-serving base station wants the user equipment to upload 15 bits each time, then the non-serving base station needs to send multiple Relative authorization increment information, that is, five relative authorization increment information, then after the user equipment receives five relative authorization increment information, the amount of data uploaded each time is 15 bits.
S502、服务基站向非服务基站发送调度指令。S502. The serving base station sends a scheduling instruction to the non-serving base station.
服务基站正常解调与用户设备之间的服务控制信道,向用户设备下发第一授权信息,还会向非服务基站发送调度指令,以使得非服务基站为用户设备预留调度资源,调度资源至少包括非服务基站解调数据所需的信用度资源。其中,对于服务基站向用户设备下发第一授权信息和向非服务基站发送调度指令的时间顺序不做限定。The serving base station normally demodulates the serving control channel with the user equipment, sends the first authorization information to the user equipment, and also sends a scheduling instruction to the non-serving base station, so that the non-serving base station reserves scheduling resources for the user equipment, and the scheduling resources Include at least credit resources required by the non-serving base station to demodulate the data. There is no limitation on the time sequence in which the serving base station sends the first authorization information to the user equipment and sends the scheduling instruction to the non-serving base station.
S503、非服务基站接收到来自服务基站的调度指令,为用户设备预留调度资源,该调度资源至少包括非服务基站解调数据所需的信用度资源。S503. The non-serving base station receives the scheduling instruction from the serving base station, and reserves scheduling resources for the user equipment, where the scheduling resources include at least credit resources required by the non-serving base station to demodulate data.
非服务基站接收到来自服务基站的调度指令后,可以对自身解调数据所需的信用度资源进行判断,当信用度资源不足时,非服务基站可以通过向用户设备下发授权信息,以为用户设备预留足够的信用度资源,例如可以为:After the non-serving base station receives the scheduling instruction from the serving base station, it can judge the credit resources required for demodulating the data. When the credit resources are insufficient, the non-serving base station can issue authorization information to the user equipment to pre-register for the user equipment. Reserve sufficient credit resources, for example:
若信用度资源小于预设阈值,即信用度资源不足时,非服务基站可以向用户设备发送一个或多个第三授权信息,该第三授权信息为相对授权减量信息(RG DOWN),可以理解的是,相对授权减量信息能够使得用户设备减小每次上传的数据量,例如,用户设备每次上传的数据量为10比特,若相对授权减量信息是使得用户设备每次上传的数据量减小1比特。那么用户设备在收到一个相对授权减量信息后,每次上传的数据量即为9比特,若非服务基站想要使得用户设备每次上传5比特,那么非服务基站需要向用户设备发送多个相对授权减量信息,即五个相对授权减量信息,那么用户设备在接收到五个相对授权减量信息后,每次上传的数据量即为5比特。If the credit resource is less than the preset threshold, that is, when the credit resource is insufficient, the non-serving base station may send one or more third authorization information to the user equipment, and the third authorization information is relative authorization decrement information (RG DOWN), which is understandable Yes, the relative authorization decrement information can enable the user equipment to reduce the amount of data uploaded each time, for example, the amount of data uploaded by the user equipment each time is 10 bits, if the relative authorization decrement information is the amount of data uploaded by the user equipment each time Decrease by 1 bit. Then, after the user equipment receives a relative authorization decrement information, the amount of data uploaded each time is 9 bits. If the non-serving base station wants the user equipment to upload 5 bits each time, the non-serving base station needs to send multiple data bits to the user equipment. The relative authorization decrement information is five relative authorization decrement information. Then, after the user equipment receives the five relative authorization decrement information, the amount of data uploaded each time is 5 bits.
需要说明的是,非服务基站通过上述对调度资源的判断,并在判断出调度资源包括的信用度资源不足时,向用户设备下发授权信息以调整用户设备每次上传数据的数据量,从而为用户设备预留解调数据所需的信用度资源,保障非服务基站有足够的资源解调用户设备上传的数据。那么,用户设备就可以根据第三授权信息得知每次上传数据的数据量,非服务基站能够正确解调用户设备上传的数据进而将数据上传至核心网。It should be noted that the non-serving base station sends authorization information to the user equipment to adjust the amount of data uploaded each time by the user equipment when it is judged that the credit resources included in the scheduling resource are insufficient through the above-mentioned judgment on the scheduling resources, so as to provide The user equipment reserves credit resources required for demodulating data to ensure that the non-serving base station has sufficient resources to demodulate the data uploaded by the user equipment. Then, the user equipment can know the amount of data uploaded each time according to the third authorization information, and the non-serving base station can correctly demodulate the data uploaded by the user equipment and then upload the data to the core network.
S504、用户设备根据接收到的授权信息得知每次上传数据的数据量,并将数据上传至非服务基站。S504. The user equipment learns the data volume of each uploaded data according to the received authorization information, and uploads the data to the non-serving base station.
S505、非服务基站解调来自用户设备上传的数据。S505. The non-serving base station demodulates the data uploaded from the user equipment.
从步骤S501和S503可以明确地看出,用户设备接收到的授权信息可以为服务基站在解调服务控制信道所获得的信息中只有SI信息而发送的绝对授权信息,也可以为服务基站在解调服务控制信道所获得的信息还包括除信号完整性(SI)信息之外的信息,而发送的相对授权信息,同时,用户设备在接收到绝对授权信息或相对授权信息的同时,还可以接收到来自非服务基站在判断调度资源后发送的第三授权信息,进而用户设备根据接收到的授权信息得知每次上传数据的数据量,非服务基站也能够正确解调用户设备上传的数据进而将数据上传至核心网。It can be clearly seen from steps S501 and S503 that the authorization information received by the user equipment may be the absolute authorization information sent by the serving base station when only SI information is obtained in the information obtained by demodulating the serving control channel, or it may be the The information obtained from the service control channel also includes information other than the signal integrity (SI) information, and the relative authorization information sent. At the same time, when receiving the absolute authorization information or the relative authorization information, the user equipment can also receive The third authorization information sent by the non-serving base station after judging the scheduling resources, and then the user equipment knows the data volume of each uploaded data according to the received authorization information, and the non-serving base station can also correctly demodulate the data uploaded by the user equipment and then Upload the data to the core network.
本发明实施例提供的调度方法,如图6所示,当服务基站确定无法解调与用户设备之间的服务控制信道时,该方法包括:The scheduling method provided by the embodiment of the present invention, as shown in FIG. 6, when the serving base station determines that the serving control channel with the user equipment cannot be demodulated, the method includes:
S601、若服务基站无法解调与用户设备之间的服务控制信道,服务基站向非服务基站发送解调指令。S601. If the serving base station cannot demodulate the serving control channel with the user equipment, the serving base station sends a demodulation instruction to a non-serving base station.
当服务基站无法解调与用户设备之间的服务控制信道,则服务基站可以向非服务基站发送解调指令,以使得非服务基站解调与用户设备之间的非服务数据信道。When the serving base station cannot demodulate the serving control channel with the user equipment, the serving base station may send a demodulation instruction to the non-serving base station, so that the non-serving base station demodulates the non-serving data channel with the user equipment.
S602、非服务基站接收到解调指令后,解调非服务基站与用户设备之间的非服务数据信道并生成授权指令。S602. After receiving the demodulation instruction, the non-serving base station demodulates the non-serving data channel between the non-serving base station and the user equipment and generates an authorization instruction.
非服务基站在接收到解调指令后,对其与用户设备之间的非服务数据信道进行解调并生成授权指令,同样的,非服务基站解调非服务数据信道可以包括两种结果:After receiving the demodulation instruction, the non-serving base station demodulates the non-serving data channel between it and the user equipment and generates an authorization instruction. Similarly, the demodulation of the non-serving data channel by the non-serving base station may include two results:
如果非服务基站解调非服务数据信道所获得的信息中只有SI信息,即用户设备通过非服务数据信道只发送了SI信息,那么非服务基站则生成第一授权指令,并向发送第一授权指令,以使得服务基站根据该第一授权指令向用户设备下发绝对授权信息,其中,SI信息可以包括用户设备的剩余功率及缓存大小;If the non-serving base station only has SI information in the information obtained by demodulating the non-serving data channel, that is, the user equipment only sends SI information through the non-serving data channel, then the non-serving base station generates a first grant instruction and sends the first grant to An instruction, so that the serving base station issues absolute authorization information to the user equipment according to the first authorization instruction, where the SI information may include the remaining power and buffer size of the user equipment;
如果非服务基站解调服务控制信道所获得的信息中不是只有SI信息,即用户设备通过服务控制信道不是只发送了SI信息,还发送了除信号完整性(SI)信息之外的信息,例如,用户设备上传的数据的描述信息等,那么非服务基站则生成第二授权指令,并向服务基站发送第二授权指令,以使得服务基站根据该第二授权指令向用户设备下发相对授权信息。If the information obtained by demodulating the serving control channel by the non-serving base station is not only SI information, that is, the user equipment not only sends SI information through the serving control channel, but also sends information other than signal integrity (SI) information, for example , the description information of the data uploaded by the user equipment, etc., then the non-serving base station generates a second authorization instruction, and sends the second authorization instruction to the serving base station, so that the serving base station issues relative authorization information to the user equipment according to the second authorization instruction .
需要说明的是,当非服务基站解调与用户设备之间的服务数据信道所获得的信息中不是只有SI信息时,也可以不向服务基站发送任何授权指令,如果服务基站若在预设周期内没有收到任何授权指令,则该服务基站向用户设备下发相对授权信息。It should be noted that when the information obtained by demodulating the service data channel between the non-serving base station and the user equipment is not only SI information, it may not send any authorization instruction to the serving base station. If no authorization instruction is received within the period, the serving base station sends relative authorization information to the user equipment.
同样的,从上述非服务基站解调其与用户设备之间的非服务数据信道后并生成授权指令的过程中能够看出,该授权指令可能是第一授权指令,使得服务基站向用户设备下发绝对授权信息,也可能是第二授权指令,使得服务基站向用户设备下发相对授权信息。Similarly, it can be seen from the above process that the non-serving base station demodulates the non-serving data channel between itself and the user equipment and generates an authorization instruction, the authorization instruction may be the first authorization instruction, so that the serving base station issues an authorization instruction to the user equipment. Sending absolute authorization information, may also be a second authorization instruction, so that the serving base station sends relative authorization information to the user equipment.
S603、非服务基站向服务基站发送授权指令。S603. The non-serving base station sends an authorization instruction to the serving base station.
非服务基站解调其与用户设备之间的非服务数据信道并生成授权指令后,将授权指令发送至服务基站,该授权指令可能是第一授权指令,使得服务基站向用户设备下发绝对授权信息,也可能是第二授权指令,使得服务基站向用户设备下发相对授权信息。After the non-serving base station demodulates the non-serving data channel between itself and the user equipment and generates an authorization instruction, it sends the authorization instruction to the serving base station. The authorization instruction may be the first authorization instruction, so that the serving base station issues an absolute authorization to the user equipment The information may also be a second authorization instruction, so that the serving base station issues relative authorization information to the user equipment.
S604、服务基站接收到授权指令后,向用户设备下发第二授权信息。S604. After receiving the authorization instruction, the serving base station issues second authorization information to the user equipment.
当服务基站接收到第一授权指令后,向用户设备下发绝对授权信息,该绝对授权信息可以为一个无线链路控制(RLC)包的绝对授权信息,即允许用户设备每次上传一个RLC包的数据量;After receiving the first authorization instruction, the serving base station sends absolute authorization information to the user equipment. The absolute authorization information may be the absolute authorization information of a radio link control (RLC) packet, that is, the user equipment is allowed to upload one RLC packet at a time. the amount of data;
当服务基站接收到第二授权指令后,向用户设备下发相对授权信息,该相对授权信息为相对授权增量信息(RG UP)。After receiving the second authorization instruction, the serving base station sends relative authorization information to the user equipment, and the relative authorization information is relative authorization increment information (RG UP).
也就是说,服务基站向用户设备发送的第二授权信息,可以为绝对授权信息,也可以为相对授权信息,具体的第二授权信息是根据服务基站接收到的非服务基站发送的授权指令确定的。That is to say, the second authorization information sent by the serving base station to the user equipment may be absolute authorization information or relative authorization information, and the specific second authorization information is determined according to the authorization instruction received by the serving base station from the non-serving base station of.
S605、服务基站向非服务基站发送调度指令。S605. The serving base station sends a scheduling instruction to the non-serving base station.
当服务基站确定无法正确解调与用户设备之间的服务数据信道时,还会向非服务基站发送调度指令,以使得非服务基站为用户设备预留调度资源,调度资源至少包括非服务基站解调数据所需的信用度资源。When the serving base station determines that the serving data channel with the user equipment cannot be correctly demodulated, it will also send a scheduling instruction to the non-serving base station, so that the non-serving base station reserves scheduling resources for the user equipment, and the scheduling resources include at least the non-serving base station solution The credit resources required to adjust the data.
S606、非服务基站接收到来自服务基站的调度指令,为用户设备预留调度资源,调度资源至少包括非服务基站解调数据所需的信用度资源。S606. The non-serving base station receives the scheduling instruction from the serving base station, and reserves scheduling resources for the user equipment, where the scheduling resources include at least credit resources required by the non-serving base station to demodulate data.
非服务基站接收到来自服务基站的调度指令后,可以对自身解调数据所需的信用度资源进行判断,当信用度资源不足时,非服务基站可以通过向用户设备下发授权信息,以为用户设备预留足够的信用度资源,具体的实施方式包括:After the non-serving base station receives the scheduling instruction from the serving base station, it can judge the credit resources required for demodulating the data. When the credit resources are insufficient, the non-serving base station can issue authorization information to the user equipment to pre-register for the user equipment. Sufficient credit resources are reserved, and the specific implementation methods include:
若信用度资源小于预设阈值,即信用度资源不足时,非服务基站可以向用户设备发送一个或多个第三授权信息,该第三授权信息相对授权减量信息(RG DOWN)。If the credit resource is less than the preset threshold, that is, when the credit resource is insufficient, the non-serving base station may send one or more third authorization information to the user equipment, and the third authorization information is relative to authorization decrement information (RG DOWN).
需要说明的是,非服务基站通过上述对调度资源的判断,并在判断出调度资源包括的信用度资源不足时,向用户设备下发授权信息以调整用户设备每次上传数据的数据量,从而为用户设备预留解调数据所需的信用度资源,保障非服务基站有足够的资源解调用户设备上传的数据。那么,用户设备就可以根据第三授权信息得知每次上传数据的数据量,非服务基站能够正确解调用户设备上传的数据进而将数据上传至核心网。It should be noted that the non-serving base station sends authorization information to the user equipment to adjust the amount of data uploaded each time by the user equipment when it is judged that the credit resources included in the scheduling resource are insufficient through the above-mentioned judgment on the scheduling resources, so as to provide The user equipment reserves credit resources required for demodulating data to ensure that the non-serving base station has sufficient resources to demodulate the data uploaded by the user equipment. Then, the user equipment can know the amount of data uploaded each time according to the third authorization information, and the non-serving base station can correctly demodulate the data uploaded by the user equipment and then upload the data to the core network.
S607、用户设备根据接收到的授权信息得知每次上传数据的数据量。S607. The user equipment learns the data volume of uploaded data each time according to the received authorization information.
S608、非服务基站解调用户设备上传的数据。S608. The non-serving base station demodulates the data uploaded by the user equipment.
需要说明的是,从步骤S602至S606可以明确地看出,用户设备接收到的第二授权信息可以为服务基站在接收到第一授权指令后向用户设备下发的绝对授权信息,也可以为服务基站在接收到第二授权指令后向用户设备下发的相对授权信息,同时,用户设备在接收到绝对授权信息或相对授权信息的同时还可以接收到来自非服务基站在判断调度资源后发送的第三授权信息,进而用户设备根据接收到的授权信息得知每次上传数据的数据量,非服务基站也能够正确解调用户设备上传的数据进而将数据上传至核心网。It should be noted that, from steps S602 to S606, it can be clearly seen that the second authorization information received by the user equipment may be absolute authorization information issued by the serving base station to the user equipment after receiving the first authorization instruction, or may be The serving base station sends the relative authorization information to the user equipment after receiving the second authorization instruction. At the same time, the user equipment can also receive the information sent by the non-serving base station after judging the scheduling resources while receiving the absolute authorization information or the relative authorization information. The third authorization information, and then the user equipment knows the data volume of uploaded data each time according to the received authorization information, and the non-serving base station can also correctly demodulate the data uploaded by the user equipment and then upload the data to the core network.
需要说明的是,上述实施例中,服务基站向非服务基站发送调度指令,与服务基站解调与用户设备之间的服务控制信道的这两个步骤,均是当服务基站无法正确解调与用户设备之间的服务数据信道时执行的,在步骤执行的先后上并不做限定,即当服务基站无法正确解调与用户设备之间的服务数据信道时,可以先执行服务基站解调与用户设备之间的服务控制信道,也可以先执行服务基站向非服务基站发送调度指令,还可以在执行服务基站解调与用户设备之间的服务控制信道的同时,执行服务基站解调与用户设备之间的服务控制信道,均应在本发明的保护范围之内。It should be noted that, in the above-mentioned embodiment, the serving base station sends the scheduling instruction to the non-serving base station, and the two steps of demodulating the serving control channel with the serving base station with the user equipment are both performed when the serving base station cannot correctly demodulate and communicate with the user equipment. When the service data channel between the user equipment is executed, there is no limitation on the order of execution of the steps, that is, when the serving base station cannot correctly demodulate the service data channel between the user equipment, the serving base station can first perform demodulation and For the service control channel between user equipments, the serving base station may first send scheduling instructions to non-serving base stations, and may also perform demodulation of the serving base station and user The service control channel between devices should be within the protection scope of the present invention.
本发明实施例提供的调度方法,通过当服务基站确定无法正确解调与用户设备之间的服务数据信道时,服务基站解调与用户设备之间的服务控制信道,以向用户设备发送授权信息,并向非服务基站发送调度指令,从而,用户设备根据授权信息得知每次上传数据的数据量,非服务基站根据调度指令为用户设备预留调度资源。通过该方案,即使用户设备处于软切换区域,也能够使得用户设备得知每次上传数据的数据量,并通过非服务基站解调用户设备上传的数据,进而能够为用户设备进行正常的服务。In the scheduling method provided by the embodiment of the present invention, when the serving base station determines that the serving data channel with the user equipment cannot be correctly demodulated, the serving base station demodulates the serving control channel with the user equipment, so as to send authorization information to the user equipment , and send a scheduling instruction to the non-serving base station, so that the user equipment knows the amount of data uploaded each time according to the authorization information, and the non-serving base station reserves scheduling resources for the user equipment according to the scheduling instruction. Through this solution, even if the user equipment is in the soft handover area, the user equipment can know the amount of data uploaded each time, and the data uploaded by the user equipment can be demodulated by the non-serving base station, so as to provide normal services for the user equipment.
本发明实施例提供一种判断链路不平衡的方法,如图7所示,方法包括:An embodiment of the present invention provides a method for judging link imbalance, as shown in FIG. 7 , the method includes:
S701、服务基站获取与用户设备之间的服务链路质量。S701. The serving base station acquires the service link quality with the user equipment.
服务基站获取与用户设备之间的服务链路质量,例如,服务基站可以周期性地测量其与用户设备之间的服务链路质量,可以理解的是,服务基站也可以根据事件触发测量其与用户设备之间的服务链路质量。The serving base station acquires the quality of the service link with the user equipment. For example, the serving base station may periodically measure the quality of the service link between it and the user equipment. Quality of service link between user equipment.
S702、服务基站获取来自非服务基站的非服务链路质量,非服务链路质量是由非服务基站测量的与用户设备之间的非服务链路质量。S702. The serving base station acquires non-serving link quality from the non-serving base station, where the non-serving link quality is the non-serving link quality between the user equipment and the user equipment measured by the non-serving base station.
服务基站获取来自非服务基站的非服务链路质量,例如,非服务基站在与用户设备建立非服务链路之后,也可以周期性地测量非服务基站与用户设备之间的非服务链路质量,并将该非服务链路质量发送至服务基站。The serving base station obtains the quality of the non-serving link from the non-serving base station. For example, after the non-serving base station establishes a non-serving link with the user equipment, it can also periodically measure the quality of the non-serving link between the non-serving base station and the user equipment. , and send the non-serving link quality to the serving base station.
可选的,服务链路质量可以为服务链路信噪比,非服务链路质量为非服务链路信噪比,还可以采用其他参数表示服务链路质量或非服务链路质量,本发明实施例不做限制。Optionally, the quality of the serving link may be the SNR of the serving link, the quality of the non-serving link may be the SNR of the non-serving link, and other parameters may also be used to indicate the quality of the serving link or the quality of the non-serving link. The examples are not limiting.
S703、服务基站确定非服务链路质量与服务链路质量的之间的差值。S703. The serving base station determines the difference between the quality of the non-serving link and the quality of the serving link.
服务基站获取到来自非服务基站的非服务链路质量时,可以确定非服务链路质量与服务链路质量的差值。When the serving base station acquires the quality of the non-serving link from the non-serving base station, it may determine the difference between the quality of the non-serving link and the quality of the serving link.
S704、当非服务链路质量与服务链路质量的差值大于第一预设门限时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道,其中,第一预设门限大于0,或者,当服务链路质量与非服务链路质量的差小于第二预设门限时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道,其中,第二预设门限小于0。S704. When the difference between the quality of the non-serving link and the quality of the serving link is greater than the first preset threshold, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment, wherein the first preset threshold greater than 0, or, when the difference between the quality of the serving link and the quality of the non-serving link is less than the second preset threshold, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment, wherein the second preset Set the threshold to be less than 0.
服务基站确定非服务链路质量与服务链路质量的差值,当非服务链路质量与服务链路质量的差值大于第一预设门限时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道,该预设门限为大于0的数值,或者,当服务链路质量与非服务链路质量的差小于第二预设门限时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道,其中,第二预设门限小于0的数值。The serving base station determines the difference between the quality of the non-serving link and the quality of the serving link, and when the difference between the quality of the non-serving link and the quality of the serving link is greater than a first preset threshold, the serving base station determines that the serving base station cannot correctly demodulate and communicate with the user For the service data channel between devices, the preset threshold is a value greater than 0, or, when the difference between the quality of the serving link and the quality of the non-serving link is less than the second preset threshold, the serving base station determines that the serving base station cannot demodulate correctly A service data channel with the user equipment, wherein the second preset threshold is a value less than 0.
需要说明的是,当服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道之后,服务基站及非服务基站可以对用户设备进行调度,具体地调度方法与前述实施例相同,此处不再赘述。It should be noted that after the serving base station determines that the serving base station cannot correctly demodulate the service data channel between the serving base station and the user equipment, the serving base station and the non-serving base station can schedule the user equipment. I won't repeat them here.
本发明实施例提供的判断链路不平衡的方法,服务基站获取与用户设备之间的服务链路质量,并获取来自非服务基站的非服务链路质量,进而服务基站确定所述非服务链路质量与所述服务链路质量的之间的差值,当非服务链路质量与服务链路质量的差值大于第一预设门限,或者当服务链路质量与非服务链路质量的差小于第二预设门限时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道。通过该方案,服务基站能够判断出用户设备处于上行链路不平衡的场景中。In the method for judging link imbalance provided by the embodiment of the present invention, the serving base station acquires the quality of the serving link with the user equipment, and acquires the quality of the non-serving link from the non-serving base station, and then the serving base station determines the non-serving link The difference between the quality of the service link and the quality of the serving link, when the difference between the quality of the non-serving link and the quality of the serving link is greater than the first preset threshold, or when the difference between the quality of the serving link and the quality of the non-serving link When the difference is smaller than the second preset threshold, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment. Through this solution, the serving base station can determine that the user equipment is in an unbalanced uplink scenario.
本发明实施例提供一种判断链路不平衡的方法,如图8所示,方法包括:An embodiment of the present invention provides a method for judging link imbalance, as shown in FIG. 8 , the method includes:
S801、服务基站解调与用户设备之间的服务数据信道中的用户设备上传的数据。S801. The serving base station demodulates data uploaded by the user equipment in the service data channel between the serving base station and the user equipment.
服务基站对服务基站与服务基站下所有的用户设备之间的服务数据信道中的数据进行解调,此时服务基站可能无法完全正确解调用户上传的数据,即服务基站只能正确解调出部分数据。The serving base station demodulates the data in the service data channel between the serving base station and all user equipment under the serving base station. part of data.
S802、服务基站判断服务基站正确解调出的数据量与用户设备上传的数据量的比值。S802. The serving base station determines the ratio of the amount of data correctly demodulated by the serving base station to the amount of data uploaded by the user equipment.
服务基站可以判断其正确解调出的数据量与用户设备上传的数据量的比值。The serving base station can determine the ratio of the amount of data it correctly demodulates to the amount of data uploaded by the user equipment.
S803、当正确解调出的数据量与用户设备上传的数据量的比值小于第一预设比例时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道,第一预设比例介于0到1之间,或者,当用户设备上传的数据量与正确解调出的数据量的比值大于第二预设比例时,服务基站确定所述服务基站无法正确解调与用户设备之间的服务数据信道,第二预设比例大于1。S803. When the ratio of the amount of correctly demodulated data to the amount of data uploaded by the user equipment is less than a first preset ratio, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment, the first preset The ratio is between 0 and 1, or, when the ratio of the amount of data uploaded by the user equipment to the amount of data correctly demodulated is greater than a second preset ratio, the serving base station determines that the serving base station cannot correctly demodulate the Among the service data channels, the second preset ratio is greater than 1.
服务基站对其正确解调出的数据量与用户设备上传的数据量的比值进行判断,即是对服务基站的MAC速率与物理层速率的比值进行判断,当正确解调出的数据量与用户设备上传的数据量的比值小于第一预设比例时,即当服务基站的介质访问控制(Media AccessControl,MAC)速率与物理层速率的比例小于第一预设比例,其中,第一预设比例为介于0到1之间的数值,或者当用户设备上传的数据量与正确解调出的数据量与的比值大于第二预设比例,及物理层速率与服务基站的MAC速率的比例大于第二预设比例时,其中,第二预设比例为大于1的数值,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道。The serving base station judges the ratio of the amount of data demodulated correctly to the amount of data uploaded by the user equipment, that is, the ratio of the MAC rate of the serving base station to the physical layer rate is judged. When the ratio of the amount of data uploaded by the device is less than the first preset ratio, that is, when the ratio of the Media Access Control (MAC) rate of the serving base station to the physical layer rate is smaller than the first preset ratio, wherein the first preset ratio is a value between 0 and 1, or when the ratio of the amount of data uploaded by the user equipment to the amount of correctly demodulated data is greater than the second preset ratio, and the ratio of the physical layer rate to the MAC rate of the serving base station is greater than When the second preset ratio is used, wherein the second preset ratio is a value greater than 1, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment.
需要说明的是,当服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道之后,服务基站及非服务基站可以对用户设备进行调度,具体地调度方法与前述实施例相同此处不再赘述。It should be noted that after the serving base station determines that the serving base station cannot correctly demodulate the service data channel between the serving base station and the user equipment, the serving base station and the non-serving base station can schedule the user equipment, and the specific scheduling method is the same as that of the foregoing embodiments. No longer.
可选地,本发明实施例所描述的服务基站可以为宏基站,非服务基站可以为微基站,由于宏基站的覆盖范围远大于微基站的覆盖范围,那么当用户设备从宏基站移动至微基站时,对于上行链路,会出现微基站的路径损耗小于宏基站的路径损耗,宏基站接收到的信号质量会明显差于微基站,因此,虽然宏基站与用户设备之间的服务链路依然建立,但宏基站却无法正确解调服务链路中的服务数据信道。Optionally, the serving base station described in this embodiment of the present invention may be a macro base station, and the non-serving base station may be a micro base station. Since the coverage of the macro base station is much larger than the coverage of the micro base station, when the user equipment moves from the macro base station to the micro base station For the uplink, the path loss of the micro base station will be smaller than the path loss of the macro base station, and the signal quality received by the macro base station will be significantly worse than that of the micro base station. Therefore, although the service link between the macro base station and the user equipment is still established, but the macro base station cannot correctly demodulate the service data channel in the service link.
本发明实施例提供的判断链路不平衡的方法,服务基站解调与用户设备之间的服务数据信道中的用户设备上传的数据,进而判断服务基站正确解调出的数据量与用户设备上传的数据量的比值,当正确解调出的数据量与用户设备上传的数据量的比值小于第一预设比例,或者当用户设备上传的数据量与正确解调出的数据量的比值大于第二预设比例时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道。通过该方案,服务基站能够判断出用户设备处于上行链路不平衡的场景中。In the method for judging link imbalance provided by the embodiment of the present invention, the serving base station demodulates the data uploaded by the user equipment in the service data channel between the serving base station and the user equipment, and then judges that the amount of data correctly demodulated by the serving base station is the same as that uploaded by the user equipment. The ratio of the amount of data, when the ratio of the amount of correctly demodulated data to the amount of data uploaded by the user equipment is less than the first preset ratio, or when the ratio of the amount of data uploaded by the user equipment to the amount of correctly demodulated data is greater than the first preset ratio When the ratio is two preset, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment. Through this solution, the serving base station can determine that the user equipment is in an unbalanced uplink scenario.
本发明实施例提供一种服务基站9,如图9所示,包括:An embodiment of the present invention provides a serving
第一解调器90,用于确定无法正确解调与用户设备之间的服务数据信道时,解调与用户设备之间的服务控制信道;The
第一发送器91,用于向用户设备发送授权信息,以使得用户设备根据授权信息得知每次上传数据的数据量,以及向非服务基站发送调度指令,以使得非服务基站为用户设备预留调度资源,调度资源至少包括非服务基站解调数据所需的信用度资源。The
进一步地,如图10所示,服务基站9还包括:Further, as shown in FIG. 10, the serving
获取模块92,用于获取与用户设备之间的服务链路质量,以及获取来自非服务基站的非服务链路质量,所述非服务链路质量是由所述非服务基站测量的与所述用户设备之间的非服务链路质量;The acquiring
判断模块93,用于确定所述非服务链路质量与所述服务链路质量的之间的差值;A judging
处理模块94,用于当所述非服务链路质量与所述服务链路质量的差值大于第一预设门限时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,其中,所述第一预设门限大于0,或者,当所述服务链路质量与所述非服务链路质量的差小于第二预设门限时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,其中,所述第二预设门限小于0。A
进一步地,所述服务链路质量为服务链路信噪比,所述非服务链路质量为非服务链路信噪比。Further, the serving link quality is a serving link signal-to-noise ratio, and the non-serving link quality is a non-serving link signal-to-noise ratio.
进一步地,如图11所示,服务基站9还包括:Further, as shown in Figure 11, the serving
数据解调模块95,用于解调与用户设备之间的服务数据信道中的所述用户设备上传的数据;A data demodulation module 95, configured to demodulate the data uploaded by the user equipment in the service data channel between the user equipment and the user equipment;
第二判断模块96,用于判断正确解调出的数据量与所述用户设备上传的数据量的比值;The second judging module 96 is configured to judge the ratio of the correctly demodulated data volume to the data volume uploaded by the user equipment;
第二处理模块97,用于当所述正确解调出的数据量与所述用户设备上传的数据量的比值小于第一预设比例时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,所述第一预设比例介于0到1之间,或者,当所述用户设备上传的数据量与所述正确解调出的数据量的比值大于第二预设比例时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,所述第二预设比例大于1。The second processing module 97 is configured to determine that the serving base station cannot correctly demodulate the data transmitted by the user equipment when the ratio of the correctly demodulated data volume to the data volume uploaded by the user equipment is less than a first preset ratio. For a service data channel between devices, the first preset ratio is between 0 and 1, or when the ratio of the amount of data uploaded by the user equipment to the amount of correctly demodulated data is greater than the second preset ratio When setting the ratio, it is determined that the serving base station cannot correctly demodulate the service data channel with the user equipment, and the second preset ratio is greater than 1.
进一步地,若第一解调器90能够正常解调服务控制信道,则第一发送器91向用户设备下发第一授权信息,以使得用户设备根据第一授权信息得知每次上传数据的数据量;Further, if the
若第一解调器90无法解调服务控制信道,则第一发送器91向非服务基站发送解调指令,以使得非服务基站解调与用户设备之间的非服务数据信道,服务基站根据非服务基站返回的授权指令,向用户设备下发第二授权信息,以使得用户设备根据第二授权信息得知每次上传数据的数据量。If the
进一步地,若第一解调器90正常解调服务控制信道所获得的信息中仅有信号完整性(SI)信息,第一发送器91向用户设备下发绝对授权信息;或者,Further, if the
若第一解调器90正常解调所述服务控制信道所获得的信息还包括除信号完整性(SI)信息之外的信息,第一发送器91向用户设备下发相对授权信息。If the information obtained by the
本发明实施例提供一种非服务基站10,如图12所示,包括:An embodiment of the present invention provides a
第二接收器101,用于接收来自服务基站的调度指令,调度指令为服务基站确定无法正确解调与用户设备之间的服务数据信道时发送的;The
调度器102,用于根据调度指令为用户设备预留调度资源,调度资源至少包括所述非服务基站解调数据所需的信用度资源。The
进一步地,第二接收器101还用于,接收来自所述服务基站的解调指令,所述解调指令为所述服务基站无法解调与所述用户设备之间的服务控制信道时发送的;Further, the
如图13所示,非服务基站10还包括:As shown in Figure 13, the
第二解调器103,用于根据第二接收器101接收到的解调指令解调与所述用户设备之间的非服务控制信道,并生成授权指令;The
第二发送器104,用于向所述服务基站发送所述授权指令,以使得服务基站根据所述授权指令,向所述用户设备下发第二授权信息,以使得所述用户设备根据所述第二授权信息得知每次上传数据的数据量。The
进一步地,若第二解调器103解调非服务控制信道所获得的信息中仅有信号完整性(SI)信息,第二发送器104向服务基站发送第一授权指令,以使得服务基站根据第一授权指令向用户设备下发绝对授权信息;或者,Further, if the
若第二解调器103解调非服务控制信道所获得的信息还包括除信号完整性(SI)信息之外的信息,第二发送器104向服务基站发送第二授权指令,以使得服务基站根据第二授权指令向所述用户设备下发相对授权信息。If the information obtained by demodulating the non-serving control channel by the
进一步地,第二发送器104具体用于,若所述信用度资源小于预设阈值,则向所述用户设备发送一个或多个第三授权信息,以使得所述用户设备根据一个或多个第三授权信息,得知每次上传数据的数据量。Further, the
本发明实施例提供一种用户设备11,如图14所示,包括:An embodiment of the present invention provides a
第三接收器110,用于接收来自服务基站的授权信息,以根据所述授权信息得知每次上传数据的数据量,所述授权信息为所述服务基站确定无法正确解调与用户设备之间的服务数据信道时,所述服务基站解调与所述用户设备之间的服务控制信道后发送的。The third receiver 110 is configured to receive authorization information from the serving base station, so as to know the amount of data uploaded each time according to the authorization information. When the serving data channel between the serving base station and the user equipment is demodulated, the serving base station sends it after demodulating the serving control channel with the user equipment.
进一步地,第三接收器110具体用于,接收来自所述服务基站的第一授权信息,所述用户设备根据所述第一授权信息得知每次上传数据的数据量,所述第一授权信息为所述服务基站确定无法正确解调与用户设备之间的服务数据信道时,所述服务基站能够正常解调所述服务控制信道后发送的。Further, the third receiver 110 is specifically configured to receive first authorization information from the serving base station, the user equipment knows the amount of data uploaded each time according to the first authorization information, and the first authorization The information is sent after the serving base station can normally demodulate the serving control channel when the serving base station determines that the serving data channel with the user equipment cannot be correctly demodulated.
进一步地,第三接收器110具体用于,接收来自所述服务基站的第二授权信息,用户设备根据所述第二授权信息得知每次上传数据的数据量,所述第二授权信息为所述服务基站确定无法正确解调与用户设备之间的服务数据信道时,所述服务基站无法解调服务控制信道后发送的。Further, the third receiver 110 is specifically configured to receive second authorization information from the serving base station, and the user equipment learns the data volume of uploaded data each time according to the second authorization information, and the second authorization information is When the serving base station determines that the service data channel with the user equipment cannot be correctly demodulated, the serving base station sends the information after the serving base station cannot demodulate the service control channel.
进一步地,第三接收器110还用于,接收来自所述非服务基站的一个或多个第三授权信息,用户设备根据所述一个或多个第三授权信息得知每次上传数据的数据量。Further, the third receiver 110 is further configured to receive one or more third authorization information from the non-serving base station, and the user equipment learns the data of uploading data each time according to the one or more third authorization information. quantity.
进一步地,第三接收器110具体用于,接收来自所述服务基站的绝对授权信息,用户设备根据所述绝对授权信息得知每次上传数据的数据量,所述绝对授权信息为当所述服务基站正常解调所述服务控制信道所获得的信息中仅有信号完整性(SI)信息时,所述服务基站发送的;或者,Further, the third receiver 110 is specifically configured to receive absolute authorization information from the serving base station, and the user equipment knows the amount of data uploaded each time according to the absolute authorization information, and the absolute authorization information is when the When the serving base station normally demodulates the serving control channel and obtains only signal integrity (SI) information, the serving base station sends it; or,
第三接收器110具体用于,接收来自所述服务基站的相对授权信息,所述用户设备根据所述绝对授权信息得知每次上传数据的数据量,所述相对授权信息为当所述服务基站正常解调所述服务控制信道所获得的信息还包括除信号完整性(SI)信息之外的信息时,所述服务基站发送的。The third receiver 110 is specifically configured to receive relative authorization information from the serving base station, the user equipment knows the amount of data uploaded each time according to the absolute authorization information, and the relative authorization information is when the serving base station When the information obtained by the base station through normal demodulation of the serving control channel also includes information other than signal integrity (SI) information, it is sent by the serving base station.
本发明实施例提供的调度装置,通过当服务基站确定无法正确解调与用户设备之间的服务数据信道时,服务基站解调与用户设备之间的服务控制信道,以向用户设备发送授权信息,并向非服务基站发送调度指令,从而,用户设备根据授权信息得知每次上传数据的数据量,非服务基站根据调度指令为用户设备预留调度资源。通过该方案,即使用户设备处于软切换区域,也能够使得用户设备得知每次上传数据的数据量,并通过非服务基站解调用户设备上传的数据,进而能够为用户设备进行正常的服务。In the scheduling device provided by the embodiment of the present invention, when the serving base station determines that the service data channel with the user equipment cannot be correctly demodulated, the serving base station demodulates the service control channel with the user equipment, so as to send authorization information to the user equipment , and send a scheduling instruction to the non-serving base station, so that the user equipment knows the amount of data uploaded each time according to the authorization information, and the non-serving base station reserves scheduling resources for the user equipment according to the scheduling instruction. Through this solution, even if the user equipment is in the soft handover area, the user equipment can know the amount of data uploaded each time, and the data uploaded by the user equipment can be demodulated by the non-serving base station, so as to provide normal services for the user equipment.
本发明实施例提供一种服务基站14,如图15所示,包括:An embodiment of the present invention provides a serving
获取模块141,用于获取与用户设备之间的服务链路质量,以及获取来自非服务基站的非服务链路质量,所述非服务链路质量是由所述非服务基站测量的与所述用户设备之间的非服务链路质量;The obtaining
判断模块142,用于确定所述非服务链路质量与所述服务链路质量的之间的差值;A judging
处理模块143,用于当所述非服务链路质量与所述服务链路质量的差值大于第一预设门限时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,其中,所述第一预设门限大于0,或者,当所述服务链路质量与所述非服务链路质量的差小于第二预设门限时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,其中,所述第二预设门限小于0。A
进一步地,服务链路质量为服务链路信噪比,非服务链路质量为非服务链路信噪比。Further, the quality of the serving link is the signal-to-noise ratio of the serving link, and the quality of the non-serving link is the signal-to-noise ratio of the non-serving link.
本发明实施例提供的判断链路不平衡的装置,服务基站获取与用户设备之间的服务链路质量,并获取来自非服务基站的非服务链路质量,进而服务基站确定所述非服务链路质量与所述服务链路质量的之间的差值,当非服务链路质量与服务链路质量的差值大于第一预设门限,或者当服务链路质量与非服务链路质量的差小于第二预设门限时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道。通过该方案,服务基站能够判断出用户设备处于上行链路不平衡的场景中。In the device for judging link imbalance provided by the embodiment of the present invention, the serving base station acquires the quality of the serving link with the user equipment, and acquires the quality of the non-serving link from the non-serving base station, and then the serving base station determines the non-serving link The difference between the quality of the service link and the quality of the serving link, when the difference between the quality of the non-serving link and the quality of the serving link is greater than the first preset threshold, or when the difference between the quality of the serving link and the quality of the non-serving link When the difference is smaller than the second preset threshold, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment. Through this solution, the serving base station can determine that the user equipment is in an unbalanced uplink scenario.
本发明实施例提供一种服务基站15,如图16所示,包括:An embodiment of the present invention provides a serving
数据解调模块151,用于解调与用户设备之间的服务数据信道中的所述用户设备上传的数据;A
第二判断模块152,用于判断正确解调出的数据量与所述用户设备上传的数据量的比值;The
第二处理模块153,用于当所述正确解调出的数据量与所述用户设备上传的数据量的比值小于第一预设比例时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,所述第一预设比例介于0到1之间,或者,当所述用户设备上传的数据量与所述正确解调出的数据量的比值大于第二预设比例时,确定所述服务基站无法正确解调与所述用户设备之间的服务数据信道,所述第二预设比例大于1。The
本发明实施例提供的判断链路不平衡的装置,服务基站解调与用户设备之间的服务数据信道中的用户设备上传的数据,进而判断服务基站正确解调出的数据量与用户设备上传的数据量的比值,当正确解调出的数据量与用户设备上传的数据量的比值小于第一预设比例,或者当用户设备上传的数据量与正确解调出的数据量的比值大于第二预设比例时,服务基站确定服务基站无法正确解调与用户设备之间的服务数据信道。通过该方案,服务基站能够判断出用户设备处于上行链路不平衡的场景中。In the device for judging link imbalance provided by the embodiment of the present invention, the serving base station demodulates the data uploaded by the user equipment in the service data channel between the serving base station and the user equipment, and then judges the amount of data correctly demodulated by the serving base station and the data uploaded by the user equipment. The ratio of the amount of data, when the ratio of the amount of correctly demodulated data to the amount of data uploaded by the user equipment is less than the first preset ratio, or when the ratio of the amount of data uploaded by the user equipment to the amount of correctly demodulated data is greater than the first preset ratio When the ratio is two preset, the serving base station determines that the serving base station cannot correctly demodulate the service data channel with the user equipment. Through this solution, the serving base station can determine that the user equipment is in an unbalanced uplink scenario.
本发明实施例提供一种通信系统,如图17所示,包括:An embodiment of the present invention provides a communication system, as shown in Figure 17, including:
服务基站9,用于确定无法正确解调与用户设备11之间的服务数据信道,解调与所述用户设备11之间的服务控制信道,以向所述用户设备11发送授权信息,以使得所述用户设备11根据所述授权信息得知每次上传数据的数据量,以及向非服务基站10发送调度指令,以使得所述非服务基站10为所述用户设备11预留调度资源,所述调度资源至少包括所述非服务基站10解调数据所需的信用度资源;The serving
非服务基站10,用于接收来自所述服务基站9的调度指令,所述调度指令为当所述服务基站9确定无法正确解调所述服务基站与所述用户设备11之间的服务数据信道时发送的,以及根据所述调度指令为所述用户设备11预留调度资源,所述调度资源至少包括所述非服务基站10解调数据所需的信用度资源;The
用户设备11,用于接收来自所述服务基站9的授权信息,根据所述授权信息得知每次上传数据的数据量,所述授权信息为当所述服务基站9确定无法正确解调所述服务基站与所述用户设备11之间的服务数据信道时,所述服务基站9解调与所述用户设备11之间的服务控制信道后发送的。The
本发明实施例提供的一种通信系统,当服务基站确定无法正确解调与用户设备之间的服务数据信道时,通过服务基站解调与用户设备之间的服务控制信道,以向用户设备发送授权信息,并向非服务基站发送调度指令,从而,用户设备根据授权信息得知每次上传数据的数据量,非服务基站根据调度指令为用户设备预留调度资源。通过该方案,即使用户设备处于软切换区域,也能够使得用户设备得知每次上传数据的数据量,并通过非服务基站解调用户设备上传的数据,进而能够为用户设备进行正常的服务。In a communication system provided by an embodiment of the present invention, when the serving base station determines that the service data channel with the user equipment cannot be correctly demodulated, the serving base station demodulates the service control channel with the user equipment to send a message to the user equipment Authorization information, and send a scheduling instruction to the non-serving base station, so that the user equipment knows the amount of data uploaded each time according to the authorization information, and the non-serving base station reserves scheduling resources for the user equipment according to the scheduling instruction. Through this solution, even if the user equipment is in the soft handover area, the user equipment can know the amount of data uploaded each time, and the data uploaded by the user equipment can be demodulated by the non-serving base station, so as to provide normal services for the user equipment.
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,仅以上述各功能模块的划分进行举例说明,实际应用中,可以根据需要而将上述功能分配由不同的功能模块完成,即将装置的内部结构划分成不同的功能模块,以完成以上描述的全部或者部分功能。上述描述的系统,装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。Those skilled in the art can clearly understand that for the convenience and brevity of description, only the division of the above-mentioned functional modules is used as an example for illustration. In practical applications, the above-mentioned function allocation can be completed by different functional modules according to needs. The internal structure of the device is divided into different functional modules to complete all or part of the functions described above. For the specific working process of the above-described system, device, and unit, reference may be made to the corresponding process in the foregoing method embodiments, and details are not repeated here.
在本申请所提供的几个实施例中,应该理解到,所揭露的系统,装置和方法,可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,所述模块或单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个系统,或一些特征可以忽略,或不执行。另一点,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性,机械或其它的形式。In the several embodiments provided in this application, it should be understood that the disclosed system, device and method can be implemented in other ways. For example, the device embodiments described above are only illustrative. For example, the division of the modules or units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components can be Incorporation may either be integrated into another system, or some features may be omitted, or not implemented. In another point, the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be in electrical, mechanical or other forms.
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的,作为单元显示的部件可以是或者也可以不是物理单元,即可以位于一个地方,或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
另外,在本发明各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。上述集成的单元既可以采用硬件的形式实现,也可以采用软件功能单元的形式实现。In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit. The above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.
所述集成的单元如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。基于这样的理解,本发明的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的全部或部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)或处理器(processor)执行本发明各个实施例所述方法的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(ROM,Read-Only Memory)、随机存取存储器(RAM,Random AccessMemory)、磁碟或者光盘等各种可以存储程序代码的介质。If the integrated unit is realized in the form of a software function unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on this understanding, the essence of the technical solution of the present invention or the part that contributes to the prior art or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium , including several instructions to make a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor (processor) execute all or part of the steps of the method described in each embodiment of the present invention. And aforementioned storage medium comprises: U disk, removable hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random AccessMemory), magnetic disk or CD etc. various mediums that can store program codes.
以上所述,仅为本发明的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本发明的保护范围之内。因此,本发明的保护范围应以所述权利要求的保护范围为准。The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present invention. Should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be determined by the protection scope of the claims.
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