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    • 104. 发明申请
    • METHOD AND APPARATUS FOR TRANSMITTING CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM
    • 用于在无线通信系统中发送控制信息的方法和装置
    • WO2011087315A2
    • 2011-07-21
    • PCT/KR2011000289
    • 2011-01-14
    • LG ELECTRONICS INCHAN SEUNG HEEMOON SUNG HOCHUNG JAE HOONLEE MOON ILLEE HYUN WOO
    • HAN SEUNG HEEMOON SUNG HOCHUNG JAE HOONLEE MOON ILLEE HYUN WOO
    • H04W72/0413H04B7/068H04L1/0057H04L1/0073H04L1/1671H04L5/001H04L5/0026H04L5/0053H04L5/0055H04L27/2636H04L27/2697
    • The present invention relates to a wireless communication system. More particularly, the present invention relates to a method for transmitting a signal via a physical uplink control channel (PUCCH) in a wireless communication system, and to an apparatus for the method, wherein the method is configured such that a terminal transmits a signal via the PUCCH and multiple antennas, and comprises the following steps: obtaining a first modulated symbol sequence from control information; performing a spreading process on modulated symbols corresponding to each of the slots in the PUCCH from among the first modulated symbol sequence, such that the modulated symbols correspond to the respective single carrier frequency division multiplexing (SC-FDMA) symbols in the relevant slots, so as to obtain a plurality of spread second modulated symbol sequences corresponding to the respective SC-FDMA symbols in each slot; and transmitting, in the relevant SC-FDMA symbols in the PUCCH, the plurality of spread second modulated symbol sequences via multiple antennas, wherein resources used in the transmission via the PUCCH are orthogonal to one another between antenna ports.
    • 无线通信系统技术领域本发明涉及一种无线通信系统。 更具体地,本发明涉及一种用于在无线通信系统中经由物理上行链路控制信道(PUCCH)发送信号的方法以及用于该方法的装置,其中该方法被配置为使得终端经由 PUCCH和多个天线,并且包括以下步骤:从控制信息获得第一调制符号序列; 对与第一调制符号序列中的PUCCH中的每个时隙对应的调制符号执行扩频处理,使得调制符号对应于相关时隙中的相应单载波频分复用(SC-FDMA)符号,因此 以获得对应于每个时隙中的相应SC-FDMA符号的多个扩展的第二调制符号序列; 并且经由多个天线在PUCCH中的相关SC-FDMA符号中发送多个扩展的第二调制符号序列,其中在经由PUCCH的传输中使用的资源在天线端口之间彼此正交。
    • 106. 发明申请
    • TRANSMISSION METHOD AND DEVICE FOR A DOWNLINK REFERENCE SIGNAL
    • 用于下行链路参考信号的传输方法和装置
    • WO2011040797A2
    • 2011-04-07
    • PCT/KR2010006750
    • 2010-10-04
    • LG ELECTRONICS INCKO HYUN SOOCHUNG JAE HOONIHM BIN CHULLEE MOON ILHAN SEUNG HEE
    • KO HYUN SOOCHUNG JAE HOONIHM BIN CHULLEE MOON ILHAN SEUNG HEE
    • H04J11/00H04B1/69H04B7/04
    • H04L5/0048H04J13/00
    • The present invention relates to a wireless communication system, and a method and device are disclosed for transmitting a downlink reference signal in the wireless communication system. According to one embodiment of the present invention, a method in which a base station transmits a downlink signal by using a plurality of layers comprises the steps of: multiplexing and transmitting a reference signal for the plurality of layers on the basis of a reference signal pattern on a data region of a downlink subframe; and transmitting data for the plurality of layers on the data region of the downlink subframe, wherein the reference signal for the plurality of layers is a dedicated reference signal (DRS) which is used to demodulate the data for the plurality of layers at a receiving end, and, in the multiplexing of the reference signal, 24 resource element positions comprised in the reference signal pattern are set as 6 groups, the 6 groups are set as 2 higher groups, the reference signal for the plurality of layers is split and placed in the 2 higher groups, and the reference signal for 2 or more layers placed in the same group is subjected to code-division multiplexing (CDM).
    • 无线通信系统技术领域本发明涉及无线通信系统,并且公开了用于在无线通信系统中发送下行链路参考信号的方法和装置。 根据本发明的一个实施例,基站通过使用多个层发送下行链路信号的方法包括以下步骤:基于参考信号模式复用并发送多个层的参考信号 在下行链路子帧的数据区域上; 以及在所述下行链路子帧的数据区域上发送所述多个层的数据,其中,所述多个层的参考信号是用于在接收端解调所述多个层的数据的专用参考信号(DRS) ,并且在参考信号的多路复用中,包括在参考信号模式中的24个资源元素位置被设置为6组,将6组设置为2个较高组,将多个层的参考信号分离并放置在 2个较高组以及放置在同一组中的2个或更多个层的参考信号进行码分复用(CDM)。