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    • 16. 发明申请
    • CONTENTION-BASED UPLINK DATA TRANSMISSION METHOD, APPARATUS AND SYSTEM
    • 基于内容的上行数据传输方法,装置和系统
    • US20130195079A1
    • 2013-08-01
    • US13567559
    • 2012-08-06
    • Haibo XUYuantao ZHANGHua ZHOUJianming WUYoshiaki OHTA
    • Haibo XUYuantao ZHANGHua ZHOUJianming WUYoshiaki OHTA
    • H04W72/12
    • H04W72/1284H04W74/08
    • A contention-based uplink data transmission method, apparatus and system are provided. The method may include that: a main control node in a communication system receives data transmitted via uplink contention transmission resources, and decodes the data, wherein the uplink contention transmission resources are uplink transmission resources which the main control node allocates to a plurality of terminal nodes in the communication system and via which the plurality of terminal nodes transmits data in a contention-based way; and the main control node sends reception status information to each terminal node transmitting the data via the uplink contention transmission resources, wherein the reception status information reflects whether the data transmitted from each terminal node has been decoded successfully.
    • 提供了一种基于竞争的上行链路数据传输方法,装置和系统。 该方法可以包括:通信系统中的主控制节点接收经由上行链路竞争发送资源发送的数据,对该数据进行解码,其中上行链路竞争发送资源是主控制节点分配给多个终端节点的上行链路发送资源 在通信系统中,多个终端节点通过该系统以基于争用的方式发送数据; 并且主控制节点经由上行链路竞争发送资源向发送数据的各终端节点发送接收状态信息,其中,接收状态信息反映从各终端节点发送的数据是否已被成功解码。
    • 18. 发明申请
    • Method and Apparatus for Designing Modulation and Coding Set of Communication System
    • 通信系统调制编码设计方法与装置
    • US20090323792A1
    • 2009-12-31
    • US12486574
    • 2009-06-17
    • Hua ZHOUJun TianYuantao ZhangJinyin Xue
    • Hua ZHOUJun TianYuantao ZhangJinyin Xue
    • H04B17/00
    • H04L1/0003H04L1/0009H04L1/0019
    • The present invention provides method and apparatus for designing modulation and coding set of communication System. The method for designing modulation and coding set designs a proper set of modulation and coding schemes (MCS), based on probability distribution of the quality of received signal in the communication system, so as to optimize the whole performance of the communication system. The method comprises the steps of: acquiring the probability distribution of the quality of the received signal in the communication system; performing a calculation on the target performance of the communication system based on the acquired probability distribution of the quality of the received signal and a plurality of MCSs, to design a proper set of MCSs for the communication system, so that a region where the probability of the quality of the received signal appears more frequently are provided with more levels of the MCSs.
    • 本发明提供了一种用于设计通信系统的调制和编码集合的方法和装置。 基于通信系统中接收信号质量的概率分布,设计调制编码集的方法设计了适当的调制编码方案(MCS)集,从而优化了通信系统的整体性能。 该方法包括以下步骤:获取通信系统中接收信号质量的概率分布; 基于所获取的接收信号的质量和多个MCS的概率分布来对通信系统的目标性能进行计算,以设计用于通信系统的适当的MCS集合,使得可能 更频繁地出现接收到的信号的质量被提供更多级别的MCS。
    • 19. 发明申请
    • COMMUNICATION APPARATUS, COMMUNICATION METHOD AND BASE STATION
    • 通信装置,通信方法和基站
    • US20120045018A1
    • 2012-02-23
    • US13285795
    • 2011-10-31
    • Hua ZHOUJun TIANJie ZHANG
    • Hua ZHOUJun TIANJie ZHANG
    • H04B7/24H04L25/03
    • H04B7/0689H04B7/0434H04B7/0617H04L1/0025H04L5/0037H04L5/0044H04L5/0064H04L25/03343H04L2025/03426H04L2025/03808
    • The present invention relates to communication apparatus, communication method and base station. The communication apparatus has a plurality of antennas and is capable of using a Multi-Input Multi-Output (MIMO) technique, comprising: a MIMO mode determining unit configured to determine a MIMO mode to be adopted; a precoding matrix information determining unit configured to determine precoding matrixes according to the determined MIMO mode; a transmitting unit configured to transmit information related to the precoding matrix, wherein, in case the MIMO mode to be adopted is a single-cell multi-user MIMO mode, the precoding matrix information determining unit determines a precoding matrix to be used by a service base station in a cell where the communication apparatus locates to communicate with the communication apparatus, and determines a precoding matrix to be used by the service base station to communicate with other communication apparatus in the cell which is grouped with the communication apparatus.
    • 本发明涉及通信装置,通信方法和基站。 通信装置具有多个天线,能够使用多输入多输出(MIMO)技术,其特征在于,包括:MIMO模式确定单元,被配置为确定要采用的MIMO模式; 预编码矩阵信息确定单元,被配置为根据所确定的MIMO模式来确定预编码矩阵; 发送单元,被配置为发送与所述预编码矩阵相关的信息,其中,在要采用的MIMO模式是单小区多用户MIMO模式的情况下,所述预编码矩阵信息确定单元确定要由服务使用的预编码矩阵 基站在通信装置所在的小区中与通信装置进行通信,并且确定由服务基站使用的预编码矩阵,以与通信装置分组的小区中的其他通信装置进行通信。
    • 20. 发明申请
    • METHOD AND DEVICE FOR GENERATING PRECODING MATRIX CODEBOOK AND METHOD FOR DESIGNATING PRECODING MATRIX
    • 用于生成预编码矩阵代码的方法和装置以及用于指定预编码矩阵的方法
    • US20130195214A1
    • 2013-08-01
    • US13567566
    • 2012-08-06
    • Jie ZHANGJian WANGHua ZHOU
    • Jie ZHANGJian WANGHua ZHOU
    • H04B7/04
    • H04B7/0456H04B7/0469H04L25/03343
    • The present invention discloses a method and device for generating precoding matrix codebook and a method for a base station designating precoding matrix in multi-antenna communication system. The method for generating a precoding matrix codebook includes the following steps: the step of obtaining a selection probability: obtaining a selection probability allowed for each Rank by the multi-antenna communication system in the case of a certain Signal Noise Ratio (SNR); the step of determining a codebook size: determining a precoding matrix codebook size for a corresponding Rank according to the selection probability for each Rank in the case of the certain SNR; and the step of determining a codebook: determining a precoding matrix codebook for each Rank from the precoding matrix complete set according to the codebook size for each Rank in the case of the certain SNR.
    • 本发明公开了一种用于生成预编码矩阵码本的方法和装置以及用于在多天线通信系统中基站指定预编码矩阵的方法。 用于生成预编码矩阵码本的方法包括以下步骤:获得选择概率的步骤:在某个信号噪声比(SNR)的情况下,获得由多天线通信系统允许的每个秩的选择概率; 确定码本大小的步骤:在某一SNR的情况下,根据每个Rank的选择概率确定对应的等级的预编码矩阵码本大小; 以及确定码本的步骤:在特定SNR的情况下,根据每个Rank的码本大小,从预编码矩阵完成集中确定每个Rank的预编码矩阵码本。