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    • 92. 发明申请
    • METHOD AND APPARATUS FOR TRANSMITTING DOWNLINK REFERENCE SIGNAL IN WIRELESS COMMUNICATION SYSTEM THAT SUPPORTS MULTIPLE ANTENNAS
    • 用于在支持多个天线的无线通信系统中发送下行链路参考信号的方法和设备
    • WO2011019228A3
    • 2011-06-23
    • PCT/KR2010005319
    • 2010-08-13
    • LG ELECTRONICS INCKO HYUN SOOHAN SEUNG HEECHUNG JAE HOONIHM BIN CHULLEE MOON IL
    • KO HYUN SOOHAN SEUNG HEECHUNG JAE HOONIHM BIN CHULLEE MOON IL
    • H04L27/26H04J11/00
    • H04L5/0048H04B7/0413H04B7/0626H04B7/216H04J13/004H04L5/0016H04L5/0023H04L5/0051H04L5/0053H04L5/0057H04L5/0094H04L25/0224H04L27/2601H04L27/2613H04W52/325H04W72/02H04W72/04H04W72/085
    • The present invention relates to a wireless communication system, and in particular, to a method and an apparatus for transmitting a downlink reference signal in a wireless communication system that supports multiple antennas. The method for transmitting a channel status information reference signal for a maximum of eight antenna ports according to one embodiment of the present invention comprises: in a base station, mapping the channel status information reference signal for a maximum of eight antenna ports onto a data region of a downlink subframe having a general cyclic prefix (CP) configuration, according to a preset pattern; and in the base station, transmitting the downlink subframe into which the channel status reference signal for the maximum of eight antenna ports has been mapped, wherein the preset pattern defines the channel status information reference signal for the maximum of eight antenna ports to be mapped onto two OFDM symbols of the data region in the downlink subframe and then mapped to at least one of four subcarrier positions in each of the two OFDM symbols, and wherein the four subcarrier positions defined by the preset pattern may be two consecutive subcarrier positions and two other consecutive subcarrier positions spaced apart by four subcarriers.
    • 用于在支持多个天线的无线通信系统中发送下行链路参考信号的方法和设备技术领域本发明涉及无线通信系统,并且尤其涉及用于在支持多个天线的无线通信系统中发送下行链路参考信号 根据本发明的一个实施例,用于发送最多八个天线端口的信道状态信息参考信号的方法包括:在基站中,将用于最多八个天线端口的信道状态信息参考信号映射到数据区域 根据预设的模式,确定具有一般循环前缀(CP)配置的下行链路子帧的下行链路子帧; 并且在基站中发送已经映射了最多八个天线端口的信道状态参考信号的下行链路子帧,其中,预设模式定义要映射到最大八个天线端口的信道状态信息参考信号 在下行链路子帧中的数据区域的两个OFDM符号,然后映射到两个OFDM符号中的每一个中的四个子载波位置中的至少一个,并且其中,由预设模式定义的四个子载波位置可以是两个连续的子载波位置, 连续的副载波位置被四个副载波隔开。
    • 98. 发明申请
    • METHOD AND APPARATUS FOR TRANSCEIVING SCHEDULING SIGNALS IN A MULTI-CARRIER WIRELESS COMMUNICATION SYSTEM
    • 用于在多载波无线通信系统中收发调度信号的方法和装置
    • WO2011034369A3
    • 2011-09-01
    • PCT/KR2010006398
    • 2010-09-17
    • LG ELECTRONICS INCCHUNG JAE HOONMOON SUNG HOLEE MOON ILKO HYUN SOO
    • CHUNG JAE HOONMOON SUNG HOLEE MOON ILKO HYUN SOO
    • H04L27/26
    • H04L5/0053H04L5/001H04L5/0023
    • The present invention relates to a wireless communication system, and more particularly, discloses a method and apparatus for transceiving scheduling signals in a multi-carrier wireless communication system. A method for transmitting scheduling signals in a multi-carrier wireless communication system, according to one embodiment of the present invention, comprises: a step of transmitting, via a predetermined downlink component carrier, a PDSCH transmission scheduling signal on one or more downlink component carriers and/or a PUSCH transmission scheduling signal on one or more uplink component carriers; and a step of transceiving the PDSCH and/or the PUSCH in accordance with the scheduling signals. The scheduling signals can be defined to the same size in a PDCCH transmission region of said predetermined downlink component carrier in the event different MIMO transmission modes are applied to the PDSCH transmission or the PUSCH transmission, or in the event said one or more downlink component carriers or said one or more uplink component carriers have different bandwidths.
    • 无线通信系统技术领域本发明涉及一种无线通信系统,更具体地说,涉及一种在多载波无线通信系统中收发调度信号的方法和装置。 根据本发明的一个实施例的用于在多载波无线通信系统中发送调度信号的方法包括:经由预定下行链路分量载波在一个或多个下行链路分量载波上发送PDSCH传输调度信号的步骤 和/或在一个或多个上行链路分量载波上的PUSCH传输调度信号; 以及根据调度信号收发PDSCH和/或PUSCH的步骤。 在不同的MIMO传输模式应用于PDSCH传输或PUSCH传输的情况下,或者在所述一个或多个下行链路分量载波的情况下,调度信号可以在所述预定下行链路分量载波的PDCCH传输区域中被定义为相同的大小 或所述一个或多个上行链路分量载波具有不同的带宽。