METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING A SIGNAL IN A WIRELESS COMMUNICATION SYSTEM THAT SUPPORTS MULTI-USER MIMO TRANSMISSION
    101.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING A SIGNAL IN A WIRELESS COMMUNICATION SYSTEM THAT SUPPORTS MULTI-USER MIMO TRANSMISSION 有权
    用于在支持多用户MIMO传输的无线通信系统中发送/接收信号的方法和装置

    公开(公告)号:US20120134338A1

    公开(公告)日:2012-05-31

    申请号:US13388425

    申请日:2010-08-26

    IPC分类号: H04W4/00 H04W72/04

    摘要: The present invention relates to a wireless communication system, and discloses a method and apparatus for transmitting/receiving a signal in a wireless communication system that supports multi-user MIMO transmission. According to one embodiment of the present invention, a method in which a mobile station receives a signal in a wireless communication system that supports multi-user MIMO transmission, comprises: a step of receiving information on the entirety of the transmission rank of the multi-user MIMO transmission; a step of receiving a reference signal and data for demodulation for the mobile station on the basis of the information on the entirety of the transmission rank; a step of acquiring channel information on the mobile station from the reference signal for demodulation; and a step of demodulating said data on the basis of the acquired channel information.

    摘要翻译: 本发明涉及无线通信系统,并且公开了一种在支持多用户MIMO传输的无线通信系统中发送/接收信号的方法和装置。 根据本发明的一个实施例,一种移动台在支持多用户MIMO传输的无线通信系统中接收信号的方法包括:接收关于多用户MIMO传输的整体传输秩的信息的步骤, 用户MIMO传输; 基于关于整个发送等级的信息,接收用于移动台的参考信号和解调数据的步骤; 从所述参考信号获取所述移动台的信道信息以进行解调的步骤; 以及基于所获取的频道信息来解调所述数据的步骤。

    ADAPTIVE MULTIPLE ANTENNA TRANSMISSION METHOD AND APPARATUS IN ACCORDANCE WITH ANTENNA TRANSMISSION POWER IN A WIRELESS COMMUNICATION SYSTEM
    102.
    发明申请
    ADAPTIVE MULTIPLE ANTENNA TRANSMISSION METHOD AND APPARATUS IN ACCORDANCE WITH ANTENNA TRANSMISSION POWER IN A WIRELESS COMMUNICATION SYSTEM 有权
    根据无线通信系统中的天线发射功率自适应多天线传输方法和装置

    公开(公告)号:US20120128088A1

    公开(公告)日:2012-05-24

    申请号:US13322139

    申请日:2010-05-24

    IPC分类号: H04L27/28

    摘要: The present invention relates to a wireless communication system, and an adaptive multiple antenna transmission method and apparatus in accordance with antenna transmission power are disclosed. A method of performing multiple antenna transmission from a terminal to a base station according to one embodiment of the present invention may include the steps of: determining a reference value for a transmission power of each of a plurality of transmit antennas of the terminal; grouping the plurality of transmit antennas into a first group of transmit antennas and a second group of transmit antennas in accordance with the determined reference value; and transmitting a signal to the base station through at least one of the first group of the transmit antennas and the second group of transmit antennas.

    摘要翻译: 本发明涉及一种无线通信系统,以及根据天线发射功率的自适应多天线传输方法和装置。 根据本发明的一个实施例,从终端到基站执行多天线传输的方法可以包括以下步骤:确定终端的多个发射天线中的每一个的发射功率的参考值; 根据确定的参考值将多个发射天线分组成第一组发射天线和第二组发射天线; 以及通过所述第一组发射天线和所述第二组发射天线中的至少一个发射信号到所述基站。

    METHOD AND APPARATUS FOR TRANSMITTING DOWNLINK REFERENCE SIGNAL
    103.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING DOWNLINK REFERENCE SIGNAL 有权
    用于发送下行链路参考信号的方法和装置

    公开(公告)号:US20120113795A1

    公开(公告)日:2012-05-10

    申请号:US13384219

    申请日:2010-07-19

    IPC分类号: H04W92/00 H04B7/216 H04J11/00

    摘要: The present invention relates to transmitting a downlink reference signal in a wireless communication system. A method for a base station to transmit a downlink signal by using two or more layers includes multiplexing and transmitting a reference signal for the two or more layers on the basis of a reference signal pattern on a data region of a downlink subframe and transmitting data for the two or more layers on the data region of the downlink subframe, wherein the reference signal for the two or more layers is a dedicated reference signal that is used to demodulate the data for the two or more layers on a receiving end, and in the multiplexing of the reference signal, the reference signal for the two or more layers is code-division-multiplexed by an orthogonal code having a length of at least 2.

    摘要翻译: 本发明涉及在无线通信系统中发送下行链路参考信号。 基站通过使用两层以上层来发送下行链路信号的方法包括基于下行链路子帧的数据区域上的参考信号模式复用并发送两层或更多层的参考信号,并发送用于 在下行链路子帧的数据区上的两层或更多层,其中两层或更多层的参考信号是专用参考信号,用于解调接收端两层或更多层的数据,而在 参考信号的多路复用,两个或多个层的参考信号由具有至少2的长度的正交码进行码分复用。

    METHOD AND APPARATUS FOR TRANSMITTING REFERENCE SIGNAL IN WIRELESS COMMUNICATION SYSTEM
    106.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING REFERENCE SIGNAL IN WIRELESS COMMUNICATION SYSTEM 失效
    用于在无线通信系统中发送参考信号的方法和装置

    公开(公告)号:US20110170629A1

    公开(公告)日:2011-07-14

    申请号:US13059831

    申请日:2009-08-21

    IPC分类号: H04L27/00

    CPC分类号: H04L5/0016 H04L5/005

    摘要: A method and an apparatus for transmitting a reference signal in a wireless communication system are provided. The method includes generating a first sequence and a second sequence, mapping the first sequence to reference symbols in a resource block, mapping the second sequence to the same reference symbols in the resource block, and transmitting a first reference signal (RS) based on the first sequence through a first antenna, and a second RS based on the second sequence through a second antenna.

    摘要翻译: 提供了一种用于在无线通信系统中发送参考信号的方法和装置。 该方法包括生成第一序列和第二序列,将第一序列映射到资源块中的参考符号,将第二序列映射到资源块中的相同参考符号,以及基于 通过第一天线的第一序列和通过第二天线的第二序列的第二RS。

    METHOD FOR PERFORMING CoMP OPERATION AND TRANSMITTING FEEDBACK INFORMATION IN A WIRELESS COMMUNICATION SYSTEM
    107.
    发明申请
    METHOD FOR PERFORMING CoMP OPERATION AND TRANSMITTING FEEDBACK INFORMATION IN A WIRELESS COMMUNICATION SYSTEM 有权
    在无线通信系统中执行CoMP操作和发送反馈信息的方法

    公开(公告)号:US20100273514A1

    公开(公告)日:2010-10-28

    申请号:US12717623

    申请日:2010-03-04

    IPC分类号: H04B15/00

    摘要: A method for performing a Coordinated Multi-Point (CoMP) operation and transmitting feedback information in a wireless communication system is disclosed. The method includes measuring interference levels or noise and interference variances of reference signals received from one or more neighbor cells, and transmitting to a serving Base Station (BS) information about the measured interference levels or noise and interference variances, and information about a Precoding Matrix Index (PMI) that a mobile station (MS) wants to restrict or recommend for a neighbor cell performing the CoMP operation.

    摘要翻译: 公开了一种在无线通信系统中执行协调多点(CoMP)操作和发送反馈信息的方法。 该方法包括测量从一个或多个相邻小区接收的参考信号的干扰电平或噪声和干扰方差,以及向服务基站(BS)发送关于所测量的干扰电平或噪声和干扰方差的信息,以及关于预编码矩阵 移动台(MS)希望限制或推荐执行CoMP操作的相邻小区的索引(PMI)。

    METHOD AND APPARATUS FOR TRANSMITTING REFERENCE SIGNAL, SETTING REFERENCE SIGNAL TRANSMISSION PATTERN, AND SETTING AND ALLOCATING RESOURCE BLOCK
    108.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING REFERENCE SIGNAL, SETTING REFERENCE SIGNAL TRANSMISSION PATTERN, AND SETTING AND ALLOCATING RESOURCE BLOCK 有权
    用于发送参考信号的方法和装置,设置参考信号传输模式,以及设置和分配资源块

    公开(公告)号:US20100014481A1

    公开(公告)日:2010-01-21

    申请号:US12448170

    申请日:2007-12-12

    IPC分类号: H04L27/28

    摘要: A method for transmitting a reference signal, a method for establishing a reference-signal transmission pattern, and a method for establishing a block are disclosed. The reference-signal density is adjusted according to the request degree of the channel estimation performance, and then the reference signal is transmitted to a destination. As a result, the apparatus prevents prevent resources from being unnecessarily wasted, and acquires a high channel estimation performance as necessary, resulting in an increased production yield of a system.

    摘要翻译: 公开了用于发送参考信号的方法,用于建立参考信号传输模式的方法以及用于建立块的方法。 参考信号密度根据信道估计性能的请求度进行调整,然后将参考信号发送到目的地。 结果,该装置防止资源不必要地浪费,并且根据需要获得高信道估计性能,导致系统的生产成本提高。