公开(公告)号：US20100203826A1

公开(公告)日：2010-08-12

申请号：US12646377

申请日：2009-12-23

申请人： Jinyin XUE ,  Jianming WU ,  Jun TIAN ,  Hua ZHOU

发明人： Jinyin XUE ,  Jianming WU ,  Jun TIAN ,  Hua ZHOU

IPC分类号： H04B17/02 ,  H04B7/14

CPC分类号： H04L27/3461 ,  H04B7/15521 ,  H04B7/2606 ,  H04L1/0003 ,  H04L1/0077 ,  H04L27/3405

摘要： A data relay apparatus includes a first demodulating unit, demodulating a modulation signal of a first modulation mode from a first transmission source; a second demodulating unit, demodulating a modulation signal from a second transmission source, having a modulation mode higher than the first modulation mode; a combination controlling unit, providing a mapping rule necessary for performing signal combination in accordance with the modulation mode of the modulation signal from each of the first and second transmission source, the mapping rule to map the demodulated modulation signal from the first transmission source together with the demodulated modulation signal from the second transmission source to a constellation of symbols of the second modulation mode; a data combining unit, performing data combination on the demodulated modulation signal from the first transmission source and the demodulated modulation signal from the second transmission source according to the mapping rule.

摘要翻译： 数据中继装置包括：第一解调单元，从第一发送源解调第一调制模式的调制信号; 第二解调单元，对具有高于第一调制模式的调制模式的来自第二发送源的调制信号进行解调; 组合控制单元，提供根据来自第一和第二传输源中的每一个的调制信号的调制模式执行信号组合所必需的映射规则，映射规则将来自第一传输源的解调调制信号与 从第二传输源到第二调制模式的符号星座的解调调制信号; 数据组合单元，根据映射规则对来自第一发送源的解调调制信号和来自第二发送源的解调调制信号执行数据组合。

公开(公告)号：US20100100787A1

公开(公告)日：2010-04-22

申请号：US12573328

申请日：2009-10-05

申请人： Yuantao ZHANG ,  Jianming WU ,  Jun TIAN ,  Hua ZHOU ,  Jinyin XUE

发明人： Yuantao ZHANG ,  Jianming WU ,  Jun TIAN ,  Hua ZHOU ,  Jinyin XUE

IPC分类号： H04L1/08 ,  G06F11/14

CPC分类号： H04L1/1845 ,  H04L1/008 ,  H04L1/1607 ,  H04L1/1809 ,  H04L1/1819

摘要： This invention proposes a transmission data generating apparatus for use in a transmitter of a communication system, which transmission data generating apparatus comprises a redundancy data obtaining unit for obtaining redundancy data of information data which was transmitted to a receiver and was not received successfully by the receiver; a new data obtaining unit, for extracting new data, which has not been transmitted to the receiver; and a combination unit, for combining the redundancy data and the new data to form a transmission data to be subsequently transmitted to the receiver. This invention enhances the success rate of decoding the new data in primarily transmitted data and retransmitted data, and enhances system throughput.

摘要翻译： 本发明提出了一种在通信系统的发射机中使用的发送数据生成装置，该发送数据生成装置包括冗余数据获取单元，用于获得发送到接收机并且未被接收机成功接收的信息数据的冗余数据 ; 新数据获取单元，用于提取尚未发送到接收机的新数据; 以及组合单元，用于组合冗余数据和新数据，以形成要随后发送给接收机的传输数据。 本发明提高了在主要传输的数据和重传数据中解码新数据的成功率，并提高了系统吞吐量。

公开(公告)号：US20120294257A1

公开(公告)日：2012-11-22

申请号：US13541336

申请日：2012-07-03

申请人： Yi ZHANG ,  Yuantao ZHANG ,  Hua ZHOU ,  Jun TIAN ,  Jianming WU

发明人： Yi ZHANG ,  Yuantao ZHANG ,  Hua ZHOU ,  Jun TIAN ,  Jianming WU

IPC分类号： H04W72/04

CPC分类号： H04B7/0417 ,  H04B7/0626 ,  H04L1/0026 ,  H04L1/0027

摘要： Disclosed in the present invention is a method in the Multiple Input Multiple Output system for obtaining downlink channel directional information. The method includes steps: a base station receives downlink channel directional information which is fed back by a mobile station during the feedback period, and determines the relation between an uplink channel directional information and the received downlink channel directional information; the base station also estimates the downlink channel directional information of non-feedback sub-frame by use of the relation, those non-feedback sub-frame are not fed back during the feedback period. Furthermore, a base station and corresponding mobile station in MIMO system are also provided in the present disclosure.

摘要翻译： 在本发明中公开了一种用于获得下行链路信道方向信息的多输入多输出系统中的方法。 该方法包括以下步骤：基站接收在反馈周期期间由移动台反馈的下行链路信道方向信息，并确定上行链路信道方向信息与接收到的下行链路信道方向信息之间的关系; 基站还通过使用该关系估计非反馈子帧的下行链路信道方向信息，那些非反馈子帧在反馈周期期间不反馈。 此外，在本公开中还提供了MIMO系统中的基站和相应的移动台。

公开(公告)号：US20120189082A1

公开(公告)日：2012-07-26

申请号：US13438480

申请日：2012-04-03

申请人： Yuantao ZHANG ,  Jianming WU ,  Jun TIAN ,  Hua ZHOU

发明人： Yuantao ZHANG ,  Jianming WU ,  Jun TIAN ,  Hua ZHOU

IPC分类号： H04L27/04 ,  H04W88/08

CPC分类号： H04L27/3488 ,  H04B7/0452 ,  H04L1/0003 ,  H04L1/0026 ,  H04L1/0031 ,  H04L1/0656

摘要： A User equipment selecting first user equipment in a mode of precoding transmission and second user equipment in a mode of diversity transmission; a parameter determining a modulation mode, the number of transmission layers and a precoding matrix according to channel quality information, precoding matrix information and number of transmission layers sent from the first user equipment and channel quality information and number of transmission layers sent from the second user equipment; according to the modulation mode and the number of transmission layers, generating first and second symbol sequence from first and second source data; hierarchically modulating the first and the second symbol sequence to generate a mixed symbol sequence; layer mapping and precoding for the mixed symbol sequence to generate transmission signals; and transmitting the precoding matrix and the number of transmission layers to the second user equipment; sending the transmission signals to the first and second user equipments.

摘要翻译： A用户设备以分集传输模式以预编码传输和第二用户设备的模式选择第一用户设备; 根据信道质量信息确定调制模式，传输层数和预编码矩阵的参数，从第一用户设备发送的预编码矩阵信息和传输层数，以及从第二用户发送的信道质量信息和传输层数 设备; 根据调制方式和发送层数，从第一和第二源数据生成第一和第二符号序列; 分级调制第一和第二符号序列以产生混合符号序列; 用于混合符号序列的层映射和预编码以产生传输信号; 以及将所述预编码矩阵和所述传输层的数量发送到所述第二用户设备; 将发送信号发送到第一和第二用户设备。

公开(公告)号：US20120281659A1

公开(公告)日：2012-11-08

申请号：US13541322

申请日：2012-07-03

申请人： Yi ZHANG ,  Yuantao ZHANG ,  Hua ZHOU ,  Jun TIAN ,  Jianming WU

发明人： Yi ZHANG ,  Yuantao ZHANG ,  Hua ZHOU ,  Jun TIAN ,  Jianming WU

IPC分类号： H04W72/12

CPC分类号： H04B7/0619 ,  H04B7/0452 ,  H04B7/0626 ,  H04B7/0632 ,  H04B7/0639

摘要： A method for feeding back spatial channel state and a device for feeding back spatial channel state are disclosed by the invention. The method for feeding back spatial channel state according to an embodiment of the present invention includes: determining the probability of being scheduled of the spatial channel; determining feedback information based on the probability of being scheduled of the spatial channel; and transmitting the determined feedback information; wherein more feedback information is used for the spatial channel having high probability of being scheduled than that of the spatial channel with low probability of being scheduled.

摘要翻译： 本发明公开了一种用于反馈空间信道状态的方法和用于反馈空间信道状态的装置。 根据本发明的实施例的用于反馈空间信道状态的方法包括：确定调度空间信道的概率; 基于空间信道的调度概率来确定反馈信息; 并发送确定的反馈信息; 其中更多的反馈信息用于具有被调度的概率高于具有低调度概率的空间信道的空间信道的更多的反馈信息。

公开(公告)号：US20120163496A1

公开(公告)日：2012-06-28

申请号：US13411160

申请日：2012-03-02

申请人： Jian WANG ,  Jianming WU ,  Yi WANG ,  Hua ZHOU ,  Jun TIAN

发明人： Jian WANG ,  Jianming WU ,  Yi WANG ,  Hua ZHOU ,  Jun TIAN

IPC分类号： H04L27/04

CPC分类号： H04B7/0426 ,  H04L25/03898

摘要： This disclosure relates a method and apparatus for generating pre-coding matrix codebook. The method for generating pre-coding matrix codebook, comprising: acquiring a universal set of pre-coding matrixes in a first format; acquiring a universal set of pre-coding matrixes in a second format; selecting a first predetermined number of pre-coding matrixes in the first format from the universal set of pre-coding matrixes in the first format; and selecting a second predetermined number of pre-coding matrixes in the second format from the universal set of pre-coding matrixes in the second format, according to the selected first predetermined number of pre-coding matrixes in the first format.

摘要翻译： 本公开涉及一种用于生成预编码矩阵码本的方法和装置。 一种用于产生预编码矩阵码本的方法，包括：以第一格式获取通用的预编码矩阵集合; 以第二格式获取通用的预编码矩阵集合; 从第一格式的预编码矩阵的通用集合中选择第一格式的第一预定数量的预编码矩阵; 以及根据所选择的第一格式的第一预定数量的预编码矩阵，从第二格式的通用预编码矩阵集中选择第二格式的第二预定数量的预编码矩阵。

公开(公告)号：US20120044978A1

公开(公告)日：2012-02-23

申请号：US13284593

申请日：2011-10-28

申请人： Jian WANG ,  Jie ZHANG ,  Jun TIAN ,  Hua ZHOU ,  Jianming WU

发明人： Jian WANG ,  Jie ZHANG ,  Jun TIAN ,  Hua ZHOU ,  Jianming WU

IPC分类号： H04B1/38

CPC分类号： H04B7/024 ,  H04J11/0053 ,  H04L5/0007 ,  H04L5/0035 ,  H04L25/03904 ,  H04W72/085

摘要： The communication apparatus includes: a channel estimating unit for acquiring a channel estimation value of a channel between the communication apparatus and a cell base station of a cell in which the communication apparatus is located; a transmitter transmitting the channel estimation value or information based on the channel estimation value to the cell base station; a receiver receiving coordinated multipoint (CoMP) message from the cell base station, the CoMP message indicates the CoMP transmission mode, the codebook or precoding matrix used by the cell base station, and the codebook or precoding matrix used by a coordinated base station that coordinates with the cell base station; a channel matrix forming unit for acquiring a channel matrix according to the CoMP message; and a decoder decoding received signals according to the channel matrix and the CoMP message.

摘要翻译： 通信装置包括：信道估计单元，用于获取通信装置与通信装置所在的小区的小区基站之间的信道的信道估计值; 发射机，根据所述信道估计值向所述小区基站发送所述信道估计值或信息; 接收机从小区基站接收协调多点（CoMP）消息，CoMP消息指示小区基站使用的CoMP传输模式，码本或预编码矩阵，以及由协调基站使用的码本或预编码矩阵， 与小区基站; 信道矩阵形成单元，用于根据所述CoMP消息获取信道矩阵; 解码器根据信道矩阵和CoMP消息解码接收信号。

公开(公告)号：US20120140810A1

公开(公告)日：2012-06-07

申请号：US13372900

申请日：2012-02-14

申请人： Jian WANG ,  Jun TIAN ,  Jianming WU ,  Yuantao ZHANG

发明人： Jian WANG ,  Jun TIAN ,  Jianming WU ,  Yuantao ZHANG

IPC分类号： H04B17/00 ,  H04B15/00 ,  H04L25/49

CPC分类号： H04B7/0434 ,  H04B7/0478 ,  H04B7/0617 ,  H04L25/03343

摘要： A method and an apparatus for generating a precoding matrix codebook group are provided by the present invention. The method includes: a step for generating a channel matrix set; a step for generating a performance parameter matrix; and a step for generating a precoding matrix codebook group: based on the generated performance parameter matrix, according to contribution of every precoding matrix to the performance parameter of the communication system, ranking the precoding matrices in precoding matrix universal set, so as to achieve an ordered precoding matrix universal set as the precoding matrix codebook group. A method for assigning a precoding matrix for a multi-antenna communication system, a method for transmitting data for a multi-antenna communication system, a base station and a mobile station thereof are provided by the present invention.

摘要翻译： 本发明提供了一种用于生成预编码矩阵码本组的方法和装置。 该方法包括：产生信道矩阵集的步骤; 生成性能参数矩阵的步骤; 以及用于生成预编码矩阵码本组的步骤：基于所生成的性能参数矩阵，根据每个预编码矩阵对通信系统的性能参数的贡献，对预编码矩阵通用集合中的预编码矩阵进行排序，从而实现 有序预编码矩阵通用集作为预编码矩阵码本组。 本发明提供了一种用于分配多天线通信系统的预编码矩阵的方法，用于发送多天线通信系统的数据的方法，基站及其移动台。

公开(公告)号：US20120009980A1

公开(公告)日：2012-01-12

申请号：US13235563

申请日：2011-09-19

申请人： Yuantao ZHANG ,  Jun TIAN ,  Jianming WU ,  Jian WANG ,  Jie ZHANG

发明人： Yuantao ZHANG ,  Jun TIAN ,  Jianming WU ,  Jian WANG ,  Jie ZHANG

IPC分类号： H04W88/02

CPC分类号： H04W48/12 ,  H04L5/0023 ,  H04L5/005 ,  H04L5/0051 ,  H04L5/0064 ,  H04L5/0092 ,  H04L25/0232 ,  H04W88/08

摘要： A base station and a mobile station, the base station includes common antennas configured to transmit signals to all mobile stations (UEs) served by the base station; a special antenna to transmit a signal to a UE which is served by the base station and supports the special antenna; a sub-frame selecting unit to select a sub-frame for transmitting a common pilot of the special antenna in the current frame; a resource block (RB) selecting unit to select a RB for transmitting the common pilot, in the sub-frame for transmitting the common pilot selected by the sub-frame selecting unit; a notifying unit to notify the sub-frame and RB for transmitting the common pilot antenna selected by the UE supporting the special antenna in a cell; and a transmitting unit to transmit a signal having the common pilot in the RB selected by the RB selecting unit.

摘要翻译： 基站和移动台，所述基站包括被配置为向所述基站服务的所有移动台（UE）发送信号的公共天线; 一个专用天线，用于向由基站服务并支持特殊天线的UE发送信号; 子帧选择单元，用于选择用于在当前帧中发送专用天线的公共导频的子帧; 在用于发送由子帧选择单元选择的公共导频的子帧中的资源块（RB）选择单元，用于选择用于发送公共导频的RB; 通知单元，用于通知子帧和RB，用于将由支持特殊天线的UE选择的公共导频天线发送到小区中; 以及发送单元，用于在由RB选择单元选择的RB中发送具有公共导频的信号。

公开(公告)号：US20120170636A1

公开(公告)日：2012-07-05

申请号：US13422478

申请日：2012-03-16

申请人： Jian WANG ,  Jun TIAN ,  Jianming WU ,  Yuantao ZHANG

发明人： Jian WANG ,  Jun TIAN ,  Jianming WU ,  Yuantao ZHANG

IPC分类号： H04B7/02 ,  H04B17/00

CPC分类号： H04L1/06 ,  H04B7/0417 ,  H04L25/03343 ,  H04L2025/03414 ,  H04L2025/03426

摘要： A method and a device for generating a precoding matrix codebook used in a multi-antenna communication system that includes determining an initial precoding matrix codebook consisted of L precoding matrixes; dividing a channel set into L channel groups being in one-to-one correspondence to the precoding matrix of the initial precoding matrix codebook; selecting a precoding matrix which optimally matches the channel group, from the precoding matrix universal set, to form a new precoding matrix codebook; judging whether the initial precoding matrix codebook and the new precoding matrix codebook are same; adopting the new precoding matrix codebook as the initial precoding matrix codebook, and if the initial and new precoding matrix codebook are not same, return to precoding; and adopting the new precoding matrix codebook as a precoding matrix codebook to be used in the multi-antenna communication system if the initial and new precoding matrix codebook are same.

摘要翻译： 一种用于生成在多天线通信系统中使用的预编码矩阵码本的方法和装置，包括：确定由L个预编码矩阵组成的初始预编码矩阵码本; 将信道集合分成与初始预编码矩阵码本的预编码矩阵一一对应的L个信道组; 从预编码矩阵通用集合中选择与信道组最佳匹配的预编码矩阵，以形成新的预编码矩阵码本; 判断初始预编码矩阵码本和新的预编码矩阵码本是否相同; 采用新的预编码矩阵码本作为初始预编码矩阵码本，如果初始和新的预编码矩阵码本不相同，则返回到预编码; 并且如果初始和新的预编码矩阵码本相同，则采用新的预编码矩阵码本作为在多天线通信系统中使用的预编码矩阵码本。