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    • 1. 发明公开
    • DYNAMIC SPECTRUM ALLOCATION METHOD ON THE BASIS OF CHANNEL MANAGEMENT AND DEVICE
    • VERFAHRENFÜRDYNAMISCHE SPEKTRENZUWEISUNG AUF DER BASIS VON KANALVERWALTUNG UND VORRICHTUNG
    • EP2822311A1
    • 2015-01-07
    • EP13754233.8
    • 2013-02-27
    • ZTE Corporation
    • MIAO, TingLI, YanLIU, XingWANG, BinZHOU, Dong
    • H04W16/10
    • H04W72/04H04W16/10
    • The present disclosure discloses a dynamic spectrum allocation method and device based on channel management. The method comprises the following steps: a network node generates a channel set according to an available channel list and channel classification information, and maintains and updates the channel set; and the network node selects a spectrum from the channel set and allocates the spectrum. The device comprises: a channel set generation module configured to generate a channel set according to an available channel list and channel classification information and maintain and update the channel set; and a spectrum allocation module configured to select a spectrum from the channel set and allocate the spectrum. The present disclosure can reduce the delay in the spectrum resource reconfiguration of a CR system, improves the overall performance of spectrum resource reconfiguration and increases the utilization efficiency of a spectrum.
    • 本公开公开了一种基于信道管理的动态频谱分配方法和装置。 该方法包括以下步骤:网络节点根据可用信道列表和信道分类信息生成信道集,维护和更新信道集; 并且网络节点从信道集合中选择频谱并分配频谱。 该设备包括:信道集生成模块,被配置为根据可用信道列表和信道分类信息生成信道集,并维护和更新信道集; 以及频谱分配模块,被配置为从所述信道集合中选择频谱并分配频谱。 本公开可以减少CR系统的频谱资源重配置的延迟,提高频谱资源重配置的整体性能,提高频谱的利用效率。
    • 2. 发明公开
    • METHOD AND APPARATUS FOR ALLOCATING SPECTRUM
    • VERFAHREN UND VORRICHTUNGFÜRSPEKTRENZUWEISUNG
    • EP2592855A1
    • 2013-05-15
    • EP10856077.2
    • 2010-11-17
    • ZTE Corporation
    • LI, YanLI, FengZHAO, NanZHOU, DongTIAN, Kaibo
    • H04W16/14H04W72/08
    • H04W72/04H04W16/02H04W16/14
    • A method and an apparatus for allocating spectrums are provided in the disclosure. The method includes: reconfigurable spectrums for a target group domain are calculated, wherein said reconfigurable spectrums contain one or more of a dedicated spectrum, a reusable spectrum and a loanable spectrum; during the system reconfiguration, spectrums are allocated to cells of the target group domain in a non-overlap region after spectrums are allocated to cells of the target group domain in an overlap region according to the reconfigurable spectrums. By use of the disclosure, the spectrum allocation can be implemented during the system reconfiguration, and interference can be effectively suppressed.
    • 在本公开中提供了用于分配频谱的方法和装置。 该方法包括:计算目标群体域的可重构频谱,其中所述可重新配置的频谱包含专用频谱,可重用频谱和可借用频谱中的一个或多个; 在系统重新配置期间,根据可重构频谱,将光谱分配给重叠区域中的目标组域的小区之后,在非重叠区域中将光谱分配给目标组域的小区。 通过使用本公开,可以在系统重新配置期间实现频谱分配,并且可以有效地抑制干扰。
    • 4. 发明公开
    • METHOD AND SYSTEM FOR REALLOCATING COGNITIVE RADIO SYSTEM RESOURCES
    • VERFAHREN UND SYSTEM ZUR NEUZUORDNUNG KOGNITIVER FUNKSYSTEMRESSOURCEN
    • EP2720489A1
    • 2014-04-16
    • EP12803632.4
    • 2012-04-12
    • ZTE Corporation
    • REN, LongtaoLIU, XingLI, YanZHANG, LiMIAO, TingZHOU, Dong
    • H04W28/08
    • H04W16/14H04W28/16
    • The disclosure provides a method and system of resource reconfiguration for a cognitive-radio system. The method includes that: a reconfiguration module of a wireless communication system acquires a reconfiguration command according to a received spectrum refarming indication or by monitoring a network condition of the wireless communication system (101); and sends the reconfiguration command to a base station to implement resource reconfiguration by executing the reconfiguration command via the base station (102). With the disclosure, proper radio resource reconfiguration is performed by a reconfiguration module of each wireless communication system according to utilization of spectral resources in the system, so that the utilization of spectral resources in a primary system and between RATs may be coordinated, thereby enhancing the resource utilization rate of each wireless communication system and the spectrum utilization rate of the primary system, such as a broadcast and television system, and leading to a more balanced network load.
    • 本公开提供了一种用于认知无线电系统的资源重配置的方法和系统。 该方法包括:无线通信系统的重配置模块根据接收到的频谱重构指示或通过监视无线通信系统(101)的网络状况来获取重新配置命令; 并且通过经由基站(102)执行重新配置命令,将重新配置命令发送到基站来实现资源重新配置。 根据本公开,根据系统中频谱资源的利用,通过每个无线通信系统的重配置模块来执行适当的无线电资源重新配置,从而可以协调主系统和RAT之间的频谱资源的利用,从而增强 每个无线通信系统的资源利用率和诸如广播和电视系统的主要系统的频谱利用率,并且导致更平衡的网络负载。
    • 7. 发明公开
    • SENSE AIDING METHOD AND SYSTEM FOR COGNITIVE RADIO
    • MESSUNTERSTÜTZUNGSVERFAHRENUND系统FÜRKOGNITIVEN FUNK
    • EP2670178A1
    • 2013-12-04
    • EP11857370.8
    • 2011-11-30
    • ZTE Corporation
    • LIU, XingLI, FengZHANG, LiZHOU, DongCHEN, Dongli
    • H04W16/10
    • H04W72/0453H04W16/14H04W24/10
    • The invention discloses a sensing aiding method for cognitive radio. The method includes the following steps. a high level node transmits configuration information to a base station; the base station combines with a subordinate node of the base station to perform frequency spectrum sensing measurement, in which the subordinate node has sensing capability, and feeds back a result of the sensing measurement to the high level node; and the high level node formulates a corresponding WS allocation policy according to the received result of the sensing measurement. The invention also discloses a system. By the method and the system of the invention, the high level node transmits the configuration information to the base station; the base station performs the spectrum sensing measurement in combination with the subordinate node having the sensing capability of the base station in a designated frequency band and feeds the result of the sensing measurement back to the high level node; and the high level node formulates the corresponding WS allocation policy according to the result of the sensing measurement. Available white band resources are acquired; the probability of base station configuration failure is reduced, and the overhead caused by configuration failures is reduced.
    • 本发明公开了一种认知无线电的感知辅助方法。 该方法包括以下步骤。 高级节点向基站发送配置信息; 基站与基站的下级节点组合,进行频谱感测测量,其中下级节点具有感测能力,并将感测测量结果反馈给高级节点; 并且高级节点根据接收的感测测量结果制定相应的WS分配策略。 本发明还公开了一种系统。 通过本发明的方法和系统,高级节点向基站发送配置信息; 基站与具有基站在指定频带中的感测能力的下级节点结合进行频谱感测测量,并将感测测量结果反馈给高级节点; 高层节点根据感测测量结果制定相应的WS分配策略。 获得可用的白带资源; 基站配置故障的概率降低,配置故障引起的开销降低。
    • 10. 发明公开
    • COGNITIVE PILOT CHANNEL (CPC) INFORMATION TRANSMISSION METHOD AND RADIO ACCESS METHOD AND SYSTEM BASED ON CPC INFORMATION
    • 基于中共信息的认知导频通道(CPC)信息传递方法与无线接入方法与系统
    • EP2693714A1
    • 2014-02-05
    • EP11862767.8
    • 2011-12-02
    • ZTE Corporation
    • MIAO, TingLI, FengLI, YanLIU, XingZHOU, Dong
    • H04L27/16
    • H04L5/005H04L5/0048H04L25/0226
    • The disclosure provides a method for transmitting Cognitive Pilot Channel (CPC) information, a radio access method and system based on CPC information, wherein the method for transmitting CPC information includes: dividing a CPC into a primary CPC for transmitting primary CPC information and a secondary CPC for transmitting secondary CPC information; loading the primary CPC information periodically into fixed physical resources, and sending the primary CPC information to a user equipment; after a base station receives a preset triggering event, loading the secondary CPC information into variable physical resources, and sending the secondary CPC information to the user equipment. In the disclosure, the base station loads the primary CPC information into fixed physical resources of an RAT according to an RAT coverage condition, reducing the amount of information required to be delivered by fixed physical resources, decreasing occupation of fixed physical resources, speeding up radio access of the user equipment; and after receiving a triggering event, the base station loads the secondary CPC information into variable physical resources and sends the secondary CPC information to the user equipment, thus implementing optimization of a user network and radio resources.
    • 本发明提供了一种基于CPC信息传输认知导频信道(CPC)信息的方法,无线接入方法及系统,其中传输CPC信息的方法包括:将CPC分为用于传输主CPC信息的主CPC, 用于传输辅助CPC信息的CPC; 定期将主要CPC信息加载到固定的物理资源中,并将主要CPC信息发送给用户设备; 基站接收到预设的触发事件后,将所述辅助CPC信息加载到可变的物理资源中,并将所述辅助CPC信息发送给所述用户设备。 在本发明中,基站根据RAT覆盖条件将主CPC信息加载到RAT的固定物理资源中,减少固定物理资源需要传递的信息量,减少对固定物理资源的占用,加快无线电 用户设备的接入; 基站在接收到触发事件后,将辅助CPC信息加载到可变物理资源中发送给用户设备,实现用户网络和无线资源的优化。