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    • 28. 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。
    • 30. 发明申请
    • METHOD FOR TRANSMITTING/RECEIVING A COMP REFERENCE SIGNAL
    • 用于发送/接收COMP参考信号的方法
    • WO2011010904A3
    • 2011-06-30
    • PCT/KR2010004880
    • 2010-07-26
    • LG ELECTRONICS INCKOO JA HOHAN SEUNG HEEKO HYUN SOOCHUNG JAE HOONIHM BIN CHULLEE MOON IL
    • KOO JA HOHAN SEUNG HEEKO HYUN SOOCHUNG JAE HOONIHM BIN CHULLEE MOON IL
    • H04L27/26
    • H04L5/0035H04L5/0048H04L25/0226H04L27/2613H04W72/042
    • Disclosed is a method for transmitting a CoMP reference signal for accurate channel estimation. The CoMP reference signal to be transmitted to a terminal which performs a CoMP operation in a multi-cell environment is a cell-specific reference signal or a CoMP-zone-specific reference signal. A method for transmitting the cell-specific reference signal uses an ID of a CoMP set constituted by cells that perform a CoMP operation, or does not apply a frequency shift value while using the ID of a relevant cell, or uses an ID of a serving cell or a frequency shift value of the serving cell. The cell-specific reference signal is transmitted using a preset specific resource region. A method for transmitting the CoMP-zone-specific reference signal is configured such that the pattern of the sequence of CoMP reference signals varies in each of the CoMP zones, and the pattern can be set in advance. In addition, the reference signal is multiplexed and transmitted using an orthogonal code resource in the event the reference signal is transmitted to a plurality of terminals using the same CoMP zone.
    • 公开了一种用于发送用于准确信道估计的CoMP参考信号的方法。 要发送到在多小区环境中执行CoMP操作的终端的CoMP参考信号是小区特定参考信号或CoMP特定区域参考信号。 用于发送小区特定参考信号的方法使用由执行CoMP操作的小区构成的CoMP集合的ID,或者在使用相关小区的ID时不应用频移值,或者使用服务的ID 小区或服务小区的频移值。 使用预设的特定资源区域发送小区特定参考信号。 配置用于发送CoMP区专用参考信号的方法被配置为使得CoMP参考信号序列的模式在每个CoMP区域中变化,并且可以预先设置模式。 此外,在使用相同的CoMP区域将参考信号发送到多个终端的情况下,使用正交码资源来复用和发送参考信号。