公开(公告)号：US08428174B2

公开(公告)日：2013-04-23

申请号：US13217914

申请日：2011-08-25

申请人： Jian Wang ,  Yuantao Zhang ,  Jun Tian ,  Hua Zhou

发明人： Jian Wang ,  Yuantao Zhang ,  Jun Tian ,  Hua Zhou

IPC分类号： H04B7/02

CPC分类号： H04B7/024 ,  H04B7/043 ,  H04L1/0003 ,  H04L1/0009 ,  H04L25/03343 ,  H04L2001/0092

摘要： A method for multiple-input multiple-output (MIMO) collaborative communication in a wireless communication system includes at least one user equipment and M base stations performing collaborative communication with the user equipment. Here, M is an integer that is greater than or equal to 2. The method includes the following processes for each user equipment: a first level of MIMO pre-coding process is performed for each base station to acquire each first level of pre-coding matrix corresponding to each base station; a second level to the X-th level of MIMO pre-coding process is performed sequentially to acquire the second level to the X-th level of pre-coding matrices of the corresponding base stations. Here, X is an integer that is greater than or equal to 2. A pre-coding device, a user equipment and a wireless communication system related to the method are also provided.

摘要翻译： 一种用于无线通信系统中的多输入多输出（MIMO）协作通信的方法包括至少一个用户设备和执行与该用户设备的协作通信的M个基站。 这里，M是大于或等于2的整数。该方法包括对于每个用户设备的以下处理：对每个基站执行第一级MIMO预编码处理以获取每个第一级预编码 矩阵对应于每个基站; 顺序地执行与MIMO预编码处理的第X级的第二级，以获得与相应基站的预编码矩阵的第X级的第二级。 这里，X是大于或等于2的整数。还提供了与该方法相关的预编码设备，用户设备和无线通信系统。

公开(公告)号：US08472549B2

公开(公告)日：2013-06-25

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： H04B7/02

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：US08265008B2

公开(公告)日：2012-09-11

申请号：US12537903

申请日：2009-08-07

申请人： Yuantao Zhang ,  Hua Zhou ,  Jun Tian

发明人： Yuantao Zhang ,  Hua Zhou ,  Jun Tian

IPC分类号： H04K1/10

CPC分类号： H04L1/1692 ,  H04J13/0048 ,  H04J13/0059 ,  H04L1/1671 ,  H04L1/1861 ,  H04L5/0007 ,  H04L5/0048 ,  H04L5/0053

摘要： The present invention discloses a transmission resource assignment method for response signals, a feedback method of response signals and a processing method of response signals. The transmission resource assignment method for response signals according to the present invention includes the steps of: determining a list of mobile stations required to transmit response signals currently; determining the number of the response signals required to be transmitted by each mobile station; and assigning a frequency-domain sequence and a time-domain sequence for each mobile station to transmit the response signals; wherein for multiple mobile stations assigned with the same frequency-domain sequence, the time-domain sequence assigned to the mobile station required to transmit multiple response signal groups is divided into multiple subsequences to be used to transmit the multiple response signal groups of the mobile station respectively; and parts of the time-domain sequences of different mobile stations corresponding to the multiple subsequences are orthogonal to each other respectively.

摘要翻译： 本发明公开了一种用于响应信号的传输资源分配方法，响应信号的反馈方法和响应信号的处理方法。 根据本发明的用于响应信号的传输资源分配方法包括以下步骤：确定当前发送响应信号所需的移动站列表; 确定每个移动台需要发送的响应信号的数量; 以及为每个移动站分配频域序列和时域序列以发送响应信号; 其中对于分配了相同频域序列的多个移动站，分配给发送多个响应信号组所需的移动站的时域序列被划分为多个子序列，用于发送移动站的多个响应信号组 分别; 并且与多个子序列相对应的不同移动站的时域序列的部分分别彼此正交。

公开(公告)号：US20100039926A1

公开(公告)日：2010-02-18

申请号：US12537903

申请日：2009-08-07

申请人： Yuantao ZHANG ,  Hua Zhou ,  Jun Tian

发明人： Yuantao ZHANG ,  Hua Zhou ,  Jun Tian

IPC分类号： H04W72/04 ,  H04J11/00

CPC分类号： H04L1/1692 ,  H04J13/0048 ,  H04J13/0059 ,  H04L1/1671 ,  H04L1/1861 ,  H04L5/0007 ,  H04L5/0048 ,  H04L5/0053

摘要： The present invention discloses a transmission resource assignment method for response signals, a feedback method of response signals and a processing method of response signals. The transmission resource assignment method for response signals according to the present invention includes the steps of: determining a list of mobile stations required to transmit response signals currently; determining the number of the response signals required to be transmitted by each mobile station; and assigning a frequency-domain sequence and a time-domain sequence for each mobile station to transmit the response signals; wherein for multiple mobile stations assigned with the same frequency-domain sequence, the time-domain sequence assigned to the mobile station required to transmit multiple response signal groups is divided into multiple subsequences to be used to transmit the multiple response signal groups of the mobile station respectively; and parts of the time-domain sequences of different mobile stations corresponding to the multiple subsequences are orthogonal to each other respectively.

摘要翻译： 本发明公开了一种用于响应信号的传输资源分配方法，响应信号的反馈方法和响应信号的处理方法。 根据本发明的用于响应信号的传输资源分配方法包括以下步骤：确定当前发送响应信号所需的移动站列表; 确定每个移动台需要发送的响应信号的数量; 以及为每个移动站分配频域序列和时域序列以发送响应信号; 其中对于分配了相同频域序列的多个移动站，分配给发送多个响应信号组所需的移动站的时域序列被划分为多个子序列，用于发送移动站的多个响应信号组 分别; 并且与多个子序列相对应的不同移动站的时域序列的部分分别彼此正交。

公开(公告)号：US08315295B2

公开(公告)日：2012-11-20

申请号：US12486574

申请日：2009-06-17

申请人： Hua Zhou ,  Jun Tian ,  Yuantao Zhang ,  Jinyin Xue

发明人： Hua Zhou ,  Jun Tian ,  Yuantao Zhang ,  Jinyin Xue

IPC分类号： H04B17/00

CPC分类号： H04L1/0003 ,  H04L1/0009 ,  H04L1/0019

摘要： 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.

摘要翻译： 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，使得可能性为 更频繁地出现接收到的信号的质量被提供更多级别的MCS。

公开(公告)号：US08937895B2

公开(公告)日：2015-01-20

申请号：US13544464

申请日：2012-07-09

申请人： Haibo Xu ,  Yuantao Zhang ,  Hua Zhou ,  Jianming Wu ,  Yoshiaki Ohta

发明人： Haibo Xu ,  Yuantao Zhang ,  Hua Zhou ,  Jianming Wu ,  Yoshiaki Ohta

IPC分类号： G08C17/00 ,  H04L12/26 ,  H04B7/216 ,  H04W4/00 ,  H04L5/00 ,  H04W24/10 ,  H04W72/04

CPC分类号： H04L5/0098 ,  H04L5/001 ,  H04L5/0044 ,  H04L5/006 ,  H04L5/0064 ,  H04L5/0085 ,  H04L5/0087 ,  H04W24/08 ,  H04W24/10 ,  H04W72/042 ,  H04W72/0453

摘要： A method and device for carrier management in a carrier aggregation system, includes signaling which carries an additional carrier measurement indication sent to a User Equipment (UE); a measurement report received from the UE; when the downlink traffic of the UE increases, if the recorded carriers in the current downlink carrier set of the UE can not meet the requirement of the downlink traffic data rate, according to the additional carrier measurement report, at least one additional carrier is configured and activated, and the UE is notified to perform the corresponding configuration operation. In addition, according to the measurement result and the change in the downlink traffic of the UE, the base station can also perform the deactivation, activation replacement and removal of the additional carrier for the user, and notify the UE to perform the corresponding configuration operations.

摘要翻译： 一种用于载波聚合系统中的载波管理的方法和装置，包括传送给用户设备（UE）的附加载波测量指示的信令; 从UE接收的测量报告; 当UE的下行流量增加时，如果UE的当前下行链路载波集中的记录载波不能满足下行链路业务数据速率的要求，则根据附加载波测量报告，配置至少一个附加载波， 并通知UE进行相应的配置操作。 此外，根据测量结果和UE的下行业务的变化，基站还可以执行用户的附加载波的去激活，激活替换和去除，并且通知UE执行相应的配置操作 。

公开(公告)号：US08971266B2

公开(公告)日：2015-03-03

申请号：US13528038

申请日：2012-06-20

申请人： Yi Wang ,  Yuantao Zhang ,  Jie Zhang ,  Jianming Wu ,  Hua Zhou

发明人： Yi Wang ,  Yuantao Zhang ,  Jie Zhang ,  Jianming Wu ,  Hua Zhou

IPC分类号： H04W4/00 ,  H04W52/58 ,  H04L1/00 ,  H04W52/04 ,  H04W28/04

CPC分类号： H04W52/58 ,  H04L1/0041 ,  H04L1/0061 ,  H04W28/04 ,  H04W52/04

摘要： A method and an apparatus for conveying downlink scheduling signaling. The method comprises: generating a plurality of masking sequences corresponding to a plurality of predetermined downlink scheduling information including downlink physical resource assignment indicating information or power assignment information for a Demodulation Reference Signal (DMRS); and selecting a corresponding masking sequence from the plurality of masking sequences based on downlink scheduling information to be notified to a User Equipment (UE), and masking a Cyclic Redundancy Check (CRC) of a corresponding downlink control channel of the user equipment with the selected masking sequence for transmission.

摘要翻译： 一种用于传送下行链路调度信令的方法和装置。 该方法包括：产生对应于包括用于解调参考信号（DMRS）的下行链路物理资源分配指示信息或功率分配信息的多个预定下行链路调度信息的多个屏蔽序列; 以及基于将被通知给用户设备（UE）的下行链路调度信息从所述多个屏蔽序列中选择相应的屏蔽序列，并且使用所选择的用户设备屏蔽所述用户设备的相应下行链路控制信道的循环冗余校验（CRC） 用于传输的屏蔽序列。

公开(公告)号：US08705590B2

公开(公告)日：2014-04-22

申请号：US13544475

申请日：2012-07-09

申请人： Yi Wang ,  Yuantao Zhang ,  Hua Zhou ,  Jianming Wu

发明人： Yi Wang ,  Yuantao Zhang ,  Hua Zhou ,  Jianming Wu

IPC分类号： H04B1/00

CPC分类号： H04J13/18 ,  H04B1/707 ,  H04B2201/707 ,  H04J13/004 ,  H04J13/0062 ,  H04J13/12 ,  H04J13/14 ,  H04L5/0016 ,  H04L5/0048 ,  H04L5/0051 ,  H04L27/2613

摘要： A demodulation reference signal generator includes a non-correlation sequence generator to generate a non-correlation sequence for RS of a first resource block; a first spectrum spreading unit to spread spectrums of elements in the non-correlation sequence for RS to be mapped to a first frequency resource of the first resource block, by using a first group of codes; a second spectrum spreading unit to spread spectrums of elements in the non-correlation sequence for RS to be mapped to a second frequency resource of the first resource block, using a second group of Codes; the first and second frequency resources are adjacent frequency resources used for RS transmission in the first resource block, and the first and second groups of Codes are mirrors in column to each other; and a mapping unit to map the spectrum-spread elements to the first and second frequency resources.

摘要翻译： 解调参考信号发生器包括：非相关序列发生器，用于产生第一资源块的RS的非相关序列; 第一频谱扩展单元，通过使用第一代码组来扩展用于要映射到第一资源块的第一频率资源的RS的非相关序列中的元素的频谱; 第二频谱扩展单元，使用第二组码将第一资源块的第二频率资源映射到RS的非相关序列中的要素频谱扩展; 第一和第二频率资源是在第一资源块中用于RS传输的相邻频率资源，并且第一和第二组代码是彼此列的反射镜; 以及映射单元，用于将频谱扩展元件映射到第一和第二频率资源。

公开(公告)号：US20090196224A1

公开(公告)日：2009-08-06

申请号：US12285548

申请日：2008-10-08

申请人： Yuantao Zhang ,  Hua Zhou

发明人： Yuantao Zhang ,  Hua Zhou

IPC分类号： H04W88/18

CPC分类号： H04B7/0452 ,  H04B7/0417 ,  H04B7/0665

摘要： Disclosed in the present invention are base stations and scheduling methods used in base stations. The base station uses a multi-user multi-input and multi-output method, and is characterized in comprising: a storing means for storing codebook vector group information relevant to a combination of codebook vectors capable of being used as a pre-coding group, the codebook vector group information comprising an index of the combination of codebook vectors capable of being used as a pre-coding group; a pre-coding matrix element selecting means for selecting codebook vectors to be taken as elements of a pre-coding matrix; a pre-coding matrix index determining means for determining an index, to which a combination of the codebook vectors selected by the pre-coding matrix element selecting means corresponds, in accordance with the codebook vectors to be taken as elements of a pre-coding matrix as selected by the pre-coding matrix element selecting means and with reference to the codebook vector group information; and a pre-coding matrix index transmitting means for transmitting the index of the combination of the codebook vectors determined by the pre-coding matrix index determining means.

摘要翻译： 在本发明中公开的是在基站中使用的基站和调度方法。 基站使用多用户多输入多输出方法，其特征在于包括：存储装置，用于存储与能够用作预编码组的码本矢量的组合相关的码本矢量组信息， 所述码本矢量组信息包括能够用作预编码组的码本矢量的组合的索引; 预编码矩阵元素选择装置，用于选择要作为预编码矩阵的元素的码本向量; 一种预编码矩阵索引确定装置，用于根据要作为预编码矩阵的元素的码本向量，确定由预编码矩阵元素选择装置选择的码本矢量的组合对应的索引 由预编码矩阵元素选择单元选择并参照码本矢量组信息; 以及预编码矩阵索引发送装置，用于发送由预编码矩阵索引确定装置确定的码本矢量的组合的索引。

公开(公告)号：US08121075B2

公开(公告)日：2012-02-21

申请号：US12285548

申请日：2008-10-08

申请人： Yuantao Zhang ,  Hua Zhou

发明人： Yuantao Zhang ,  Hua Zhou

IPC分类号： H04W4/00

CPC分类号： H04B7/0452 ,  H04B7/0417 ,  H04B7/0665

摘要： Disclosed in the present invention are base stations and scheduling methods used in base stations. The base station uses a multi-user multi-input and multi-output method, including: storing codebook vector group information relevant to a combination of codebook vectors capable of being used as a pre-coding group, the codebook vector group information comprising an index of the combination of codebook vectors capable of being used as a pre-coding group; selecting codebook vectors to be taken as elements of a pre-coding matrix; determining an index, to which a combination of the codebook vectors selected by a pre-coding matrix element corresponds, in accordance with the codebook vectors to be taken as elements of a pre-coding matrix as selected by the pre-coding matrix element and with reference to the codebook vector group information; and transmitting the index of the combination of the codebook vectors.

摘要翻译： 在本发明中公开的是在基站中使用的基站和调度方法。 基站使用多用户多输入多输出方式，包括：存储与能够用作预编码组的码本矢量组合相关的码本矢量组信息，码本矢量组信息包括索引 能够用作预编码组的码本矢量的组合; 选择要作为预编码矩阵的元素的码本向量; 确定由预编码矩阵元素选择的码本向量的组合对应的索引，根据作为由预编码矩阵元素选择的预编码矩阵的元素的码本向量，并且 参考码本矢量组信息; 并发送码本矢量的组合的索引。