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    • 51. 发明申请
    • METHOD AND APPARATUS FOR INDICATING DOWNLINK CHANNEL MEASUREMENT AND METHOD AND APPARATUS PERFORMING DOWNLINK CHANNEL MEASUREMENT IN A RELAYING SYSTEM
    • 用于指示下行链路信道测量的方法和装置以及在继电系统中执行下行链路信道测量的方法和装置
    • US20140192704A1
    • 2014-07-10
    • US13879320
    • 2011-08-05
    • Su YiYu ZhangZhennian SunMing Lei
    • Su YiYu ZhangZhennian SunMing Lei
    • H04W24/10
    • H04W24/10
    • The present invention provides a method and apparatus for indicating downlink channel measurement and a method and apparatus for performing channel measurement. The method for indicating downlink channel measurement comprises: receiving information on interferes of a user equipment; generating, based on downlink subframe configuration information, a downlink channel measurement indication for each of possible combinations of the interferers, wherein the channel measurement indication is adapted to indicate a subframe group to be measured by a user equipment; and sending the downlink channel measurement indication to the user equipment so as to indicate the user equipment to perform corresponding downlink channel measurement. According to embodiments of the present invention, the subframe groups that are required to be measured by the user equipment may be determined with respect to possible combinations of interferers corresponding to different levels of interference. Thus, the user equipment may perform channel measurement for respective subframe groups. Therefore, the channel quality as determined in such way will be more accurate and reliable and better match the actual channel condition. Moreover, it also provides a possibility for the serving node to perform the scheduling more accurately and effectively.
    • 本发明提供一种用于指示下行链路信道测量的方法和装置以及用于执行信道测量的方法和装置。 用于指示下行链路信道测量的方法包括:接收关于用户设备干扰的信息; 基于下行链路子帧配置信息生成针对干扰源的每个可能组合的下行链路信道测量指示,其中,所述信道测量指示适于指示要由用户设备测量的子帧组; 并向用户设备发送下行链路信道测量指示,以指示用户设备执行相应的下行链路信道测量。 根据本发明的实施例,可以根据对应于不同干扰等级的干扰源的可能组合来确定需要由用户设备测量的子帧组。 因此,用户设备可以对各个子帧组执行信道测量。 因此,以这种方式确定的信道质量将更准确和可靠,并且更好地匹配实际信道条件。 此外,它还为服务节点更准确有效地执行调度提供了可能性。
    • 54. 发明申请
    • METHOD AND APPARATUS OF PERFORMING OUTER LOOP LINK ADAPTATION OPERATION
    • 执行外循环链路适应操作的方法和装置
    • US20130235835A1
    • 2013-09-12
    • US13879242
    • 2011-02-28
    • Gang WangMing Lei
    • Gang WangMing Lei
    • H04B7/04
    • H04B7/0417H04B7/0626H04L1/0026H04L5/0057H04L5/0091H04W24/10
    • The present invention discloses a method and apparatus of performing outer loop link adaptation (OLLA) operation. This method may comprise: accelerating in an initial probing phase, increase of an OLLA scaling factor until obtaining a negative result regarding codeword selection; and fine modifying, in a fine modification phase, the scaling factor using an upturn factor and a downturn factor in response to the result regarding codeword selection so that a channel quality indication, which is modified using the scaling factor, is matched with its actual value. Compared with the prior art, the technical solution as provided in the present invention can quickly modify a CQI to match its actual value, thus this solution may effectively mitigate the CQI mismatch, improve the CQI feedback accuracy, and further enhance the cell throughput performance and frequency utilization.
    • 本发明公开了一种执行外环路自适应(OLLA)操作的方法和装置。 该方法可以包括:加速初始探测阶段,增加OLLA缩放因子,直到获得关于码字选择的否定结果; 并且在精细修改阶段中,使用响应于关于码字选择的结果的上升因子和下降因子来精细地修改缩放因子,使得使用缩放因子修改的信道质量指示与其实际值匹配 。 与现有技术相比,本发明提供的技术方案可以快速修改CQI以实现其实际值,从而可有效缓解CQI不匹配,提高CQI反馈精度,进一步增强小区吞吐量性能, 频率利用率。
    • 56. 发明申请
    • WIRELESS COMMUNICATION SYSTEM AND BEAMFORMING TRAINING METHOD FOR WIRELESS COMMUNICATION SYSTEM
    • 无线通信系统和无线通信系统的波束形成训练方法
    • US20130083865A1
    • 2013-04-04
    • US13704179
    • 2011-06-14
    • Ye WuMing Lei
    • Ye WuMing Lei
    • H04B7/04
    • H04B7/0408H04B7/0426H04B7/0452H04B7/0613H04B7/0617H04B7/0619H04B7/0851
    • The invention provides a wireless communication system and a beamforming training method for a wireless communication system. A wireless communication system comprising: a plurality of transmitting stations each including a transmit antenna array, the plurality of transmitting stations transmitting training sequences via the respective transmit antenna arrays in the same period of time; and a plurality of receiving stations corresponding to the plurality of transmitting stations respectively and each including a receive antenna array, each of the plurality of receiving stations receiving the respective training sequences transmitted by the plurality of transmitting stations via the respective receive antenna array and acquiring channel information regarding channel conditions of the respective links between the receiving station and the respective ones of the plurality of transmitting stations, the channel information being used to determine at least one of optimized transmit antenna weight vectors of the transmit antenna arrays of the plurality of transmitting stations and optimized receive antenna weight vectors of the receive antenna arrays of the plurality of receiving stations.
    • 本发明提供了一种用于无线通信系统的无线通信系统和波束成形训练方法。 一种无线通信系统,包括:多个发送站,每个发送站各自包括发射天线阵列,所述多个发射站在相同的时间段内经由各个发射天线阵列发送训练序列; 以及分别对应于所述多个发送站的多个接收站,并且每个所述接收站各自包括接收天线阵列,所述多个接收站中的每一个接收由所述多个发送站经由所述相应的接收天线阵列发送的各个训练序列,并且获取信道 关于接收站和多个发射站中的相应链路之间的各个链路的信道状况的信息,所述信道信息用于确定多个发射站的发射天线阵列的优化的发射天线权重向量中的至少一个 以及多个接收站的接收天线阵列的优化的接收天线权重向量。
    • 57. 发明申请
    • SIGNAL FOR TRANSMISSION IN SINGLE-CARRIER COMMUNICATION SYSTEM
    • 单载波通信系统中的传输信号
    • US20130058361A1
    • 2013-03-07
    • US13697147
    • 2010-08-04
    • Ye WuMing Lei
    • Ye WuMing Lei
    • H04J1/00H04J3/00
    • H04L27/2636H04L27/2613
    • An apparatus and method for generating a signal for transmission in a single-carrier communication system are disclosed. The apparatus comprises a reference signal inserter, which multiplexes data symbols with reference signal symbols in time domain to form a plurality of symbol blocks as the signal for transmission, wherein the plurality of symbol blocks include symbol blocks of a first type and symbol blocks of a second type, wherein each of the symbol blocks of the first type includes only data symbols, and wherein each of the symbol blocks of the second type includes both data symbols and reference signal symbols.
    • 公开了一种用于在单载波通信系统中生成用于传输的信号的装置和方法。 该装置包括参考信号插入器,其在时域中将数据符号与参考信号符号多路复用以形成多个符号块作为用于传输的信号,其中多个符号块包括第一类型的符号块和第一类型的符号块 第二类型,其中第一类型的每个符号块仅包括数据符号,并且其中第二类型的每个符号块都包括数据符号和参考信号符号。