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    • 41. 发明授权
    • Method of transmitting data in multiple antenna system
    • 在多天线系统中传输数据的方法
    • US08363633B2
    • 2013-01-29
    • US12808328
    • 2008-12-16
    • Hyun Soo KoJin Young ChunMoon Il LeeBin Chul IhmWook Bong Lee
    • Hyun Soo KoJin Young ChunMoon Il LeeBin Chul IhmWook Bong Lee
    • H04J1/00
    • H04B7/0413H04B7/0617H04L5/0007H04L5/005H04L5/0051
    • A method of transmitting data in a multiple antenna system includes transmitting first data through a first pilot pattern zone in which pilots are arranged in a specific pilot pattern in a permutation zone having at least one tile comprising a plurality of orthogonal frequency division multiplexing (OFDM) symbols and a plurality of subcarriers, and transmitting second data through a second pilot pattern zone in which pilots are arranged in another pilot pattern different from the pilot pattern of the first pilot pattern zone in the permutation zone. Accordingly, a plurality of pilot patterns can be simultaneously used in one permutation zone, and thus waste of radio resources caused by the use of unnecessary pilots can be reduced by adaptively assigning pilots according to various channel environments and performances of user equipments.
    • 在多天线系统中发送数据的方法包括:通过第一导频模式区发送第一数据,其中导频在具有包括多个正交频分复用(OFDM)的至少一个瓦片的置换区中的特定导频模式中排列, 符号和多个子载波,并且通过第二导频模式区发送第二数据,其中导频被布置在与置换区中的第一导频模式区的导频模式不同的另一导频模式中。 因此,可以在一个排列区域中同时使用多个导频模式,从而可以通过根据各种信道环境和用户设备的性能自适应地分配导频来减少由使用不必要的导频引起的无线资源浪费。
    • 49. 发明授权
    • Method and apparatus for transmitting a sounding signal in a multiple input multiple output wireless mobile communication system
    • 用于在多输入多输出无线移动通信系统中发送探测信号的方法和装置
    • US08737337B2
    • 2014-05-27
    • US13379576
    • 2010-06-30
    • Wook Bong LeeJin Young ChunHyun Soo KoMoon Il LeeBin Chul Ihm
    • Wook Bong LeeJin Young ChunHyun Soo KoMoon Il LeeBin Chul Ihm
    • H04W72/04
    • H04B7/0413
    • The present invention relates to transmitting a sounding signal in a multiple input multiple output (MIMO) wireless mobile communication system. According to the present invention, a user equipment that supports a plurality of transmitting antennas receives a plurality of uplink sounding transmission control information elements from a base station. Each of the plurality of uplink sounding transmission control information elements includes respective cyclic period information for periodically repeating sounding signal transmission and respective antenna designation information for designating one or more antennas through which the sounding signal is to be transmitted among a plurality of transmission antennas of the user equipment. The user equipment, then, transmits a sounding signal through selected number of transmission antennas according to the antenna designation information of the uplink sounding transmission control information element having the shortest cycle period among the plurality of uplink sounding transmission control information elements.
    • 本发明涉及在多输入多输出(MIMO)无线移动通信系统中发送探测信号。 根据本发明,支持多个发送天线的用户设备从基站接收多个上行探测发送控制信息要素。 多个上行探测传输控制信息元素中的每一个包括用于周期性地重复发声信号传输的循环周期信息和用于指定要在其中发送探测信号的多个天线中的一个或多个天线的各个天线指定信息 用户设备。 然后,用户设备根据多个上行探测发送控制信息元素中具有最短周期的上行探测发送控制信息元素的天线指示信息,通过选定数量的发送天线发送探测信号。