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    • 77. 发明申请
    • METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING A REFERENCE SIGNAL IN A WIRELESS COMMUNICATION SYSTEM
    • 用于在无线通信系统中发送/接收参考信号的方法和设备
    • WO2011028079A3
    • 2011-09-01
    • PCT/KR2010006071
    • 2010-09-07
    • LG ELECTRONICS INCLEE DAE WONHAN SEUNG HEEKIM KI JUNAHN JOON KUI
    • LEE DAE WONHAN SEUNG HEEKIM KI JUNAHN JOON KUI
    • H04B7/26H04B7/155
    • H04L5/0048H04J13/0048H04J13/18H04L5/0007
    • Disclosed are a method and apparatus for transmitting a reference signal. In a base station apparatus for transmitting a reference signal in a wireless communication system, a processor generates the same scrambling sequence for resource elements (REs) allocated to each layer for reference signal transmission, and spreads or covers Walsh codes such that scrambling sequences generated for the resource elements can be orthogonal to each other on a time axis, in order to generate a reference signal sequence. Here, the Walsh code spreading or covering by the processor is applied on a frequency axis on the basis of a plurality of resource blocks (RBs) or on the basis of a pair of resource blocks, such that mutually different sequences having mutually different sequence values can be mapped between resource blocks or between pairs of resource blocks. A transmission module transmits the reference signal, to which the thus-generated reference signal sequence is applied, to user equipment via each layer.
    • 公开了一种传输参考信号的方法和装置。 在用于在无线通信系统中发送参考信号的基站设备中,处理器为分配给每层的资源元素(RE)生成用于参考信号传输的相同加扰序列,并扩展或覆盖沃尔什码,使得为 资源元素可以在时间轴上彼此正交,以便生成参考信号序列。 这里,由处理器扩展或覆盖的沃尔什码基于多个资源块(RB)或者基于一对资源块被应用在频率轴上,使得具有互不相同的序列值的相互不同的序列 可以被映射在资源块之间或资源块对之间。 传输模块经由每个层向用户设备传输应用如此生成的参考信号序列的参考信号。