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    • 2. 发明申请
    • METHOD OF TRANSMITTING CONTROL INFORMATION IN WIRELESS COMMUNICATION SYSTEM
    • 无线通信系统中发送控制信息的方法
    • US20100054358A1
    • 2010-03-04
    • US12548184
    • 2009-08-26
    • Hyun Soo KoJaho KooJae Hoon ChungMoon Il Lee
    • Hyun Soo KoJaho KooJae Hoon ChungMoon Il Lee
    • H04B7/02
    • H04W72/042H04B7/0452H04B7/0639
    • A method of transmitting control information in a wireless communication system is provided. The method includes configuring downlink control information including a plurality of information fields according to a format of scheduling for transmission of a single codeword in a spatial multiplexing mode, wherein the plurality of information fields include a preceding matrix indicator (PMI) confirmation filed for indicating whether preceding is performed on downlink data by using a PMI reported by a user equipment and a transmitted preceding matrix indicator (TPMI) information field for indicating a codebook index, and at least one of the PMI confirmation field and the TPMI information field indicates an offset value of power for the downlink data transmission or interference information for the downlink data transmission, and transmitting the downlink control information.
    • 提供一种在无线通信系统中发送控制信息的方法。 该方法包括根据用于在空间复用模式中传输单个码字的调度格式来配置包括多个信息字段的下行链路控制信息,其中所述多个信息字段包括前面的矩阵指示符(PMI)确认文件,用于指示是否 通过使用由用户设备报告的PMI和用于指示码本索引的发送的在前矩阵指示符(TPMI)信息字段对下行链路数据执行前面的操作,并且PMI确认字段和TPMI信息字段中的至少一个表示偏移值 的下行链路数据传输的功率或用于下行链路数据传输的干扰信息,以及发送下行链路控制信息。
    • 3. 发明申请
    • METHOD FOR TRANSMITTING PILOT SYMBOLS IN DOWNLINK MULTIPLE-INPUT MULTIPLE-OUTPUT SYSTEM
    • 用于在下行多路输入多输出系统中传输引导符号的方法
    • US20110274067A1
    • 2011-11-10
    • US13139719
    • 2009-12-03
    • Moon Il LeeJaho KooHyunsoo KoJae Hoon ChungBin Chul IhmYeong Hyeon Kwon
    • Moon Il LeeJaho KooHyunsoo KoJae Hoon ChungBin Chul IhmYeong Hyeon Kwon
    • H04W72/04
    • H04B7/0413
    • The present invention relates to a method for transmitting pilot signals in a downlink multiple-input multi-output (MIMO) system which supports a first user equipment (UE) for supporting an N number of transmitter antennas from among a total M number of transmitter antennas, and a second UE for supporting said M (wherein, M>N) number of transmitter antennas. The method comprises the steps of: enabling a base station to map pilot symbols in a resource block (RB) on a subframe for transmitting user-specific pilot symbols which can be recognized only by the second UE; and enabling the base station to transmit the subframe in which the pilot symbols are mapped. The cell-specific pilot symbols for transmitter antenna port 0 to N−1, which can be recognized by both the first UE and the second UE, and the user specific pilot symbols for transmitter antenna ports N to M−1, which can be recognized only by the second UE, are mapped in the allocated resource block.
    • 本发明涉及在下行链路多输入多输出(MIMO)系统中发送导频信号的方法,该系统支持从总共M个发射天线中支持N个发射机天线的第一用户设备(UE) 以及用于支持所述M(其中,M> N)个发射机天线的第二UE。 该方法包括以下步骤:使基站能够映射用于发送仅由第二UE识别的用户专用导频符号的子帧的资源块(RB)中的导频符号; 以及使基站能够发送其中映射有导频符号的子帧。 可由第一UE和第二UE识别的发射机天线端口0至N-1的小区特定导频符号和用于发射机天线端口N至M-1的用户特定导频符号,其可被识别 仅由第二UE被映射到所分配的资源块中。
    • 4. 发明授权
    • Method of transmitting reference signal in multiple antenna system
    • 在多天线系统中发送参考信号的方法
    • US08548406B2
    • 2013-10-01
    • US12773439
    • 2010-05-04
    • Hyunsoo KoMoon Il LeeJaho KooJae Hoon ChungBin Chul Ihm
    • Hyunsoo KoMoon Il LeeJaho KooJae Hoon ChungBin Chul Ihm
    • H01Q11/12
    • H04L5/0023H04B7/0413H04L5/0048H04L5/0058H04W52/146H04W52/325
    • A method of transmitting an uplink reference signal in a multiple antenna system is provided. A user equipment transmits a first sounding reference signal for uplink channel measurement on a first antenna by using at least one power amplifier among a plurality of power amplifiers, and transmits a second sounding reference signal for uplink channel measurement on a second antenna by using the at least one power amplifier, wherein the first sounding reference signal and the second sounding reference signal are transmitted using different time regions when using one power amplifier, and the first sounding reference signal and the second sounding reference signal are transmitted using different time regions or different frequency regions when using the plurality of power amplifiers.
    • 提供了一种在多天线系统中发送上行链路参考信号的方法。 用户设备通过使用多个功率放大器中的至少一个功率放大器,在第一天线上发送用于上行链路信道测量的第一探测参考信号,并且通过使用在第二天线上的第二天线在第二天线上发送用于上行链路信道测量的第二探测参考信号 至少一个功率放大器,其中当使用一个功率放大器时,使用不同的时间区域发射第一探测参考信号和第二探测参考信号,并且使用不同的时间区域或不同的频率来发射第一探测参考信号和第二探测参考信号 使用多个功率放大器时的区域。
    • 5. 发明授权
    • Method for transmitting pilot symbols in downlink multiple-input multiple-output system
    • 用于在下行链路多输入多输出系统中发送导频符号的方法
    • US08761098B2
    • 2014-06-24
    • US13139719
    • 2009-12-03
    • Moon Il LeeJaho KooHyunsoo KoJae Hoon ChungBin Chul IhmYeong Hyeon Kwon
    • Moon Il LeeJaho KooHyunsoo KoJae Hoon ChungBin Chul IhmYeong Hyeon Kwon
    • H04W72/04
    • H04B7/0413
    • The present invention relates to a method for transmitting pilot signals in a downlink multiple-input multi-output (MIMO) system which supports a first user equipment (UE) for supporting an N number of transmitter antennas from among a total M number of transmitter antennas, and a second UE for supporting said M (wherein, M>N) number of transmitter antennas. The method comprises the steps of: enabling a base station to map pilot symbols in a resource block (RB) on a subframe for transmitting user-specific pilot symbols which can be recognized only by the second UE; and enabling the base station to transmit the subframe in which the pilot symbols are mapped. The cell-specific pilot symbols for transmitter antenna port 0 to N−1, which can be recognized by both the first UE and the second UE, and the user specific pilot symbols for transmitter antenna ports N to M−1, which can be recognized only by the second UE, are mapped in the allocated resource block.
    • 本发明涉及在下行链路多输入多输出(MIMO)系统中发送导频信号的方法,该系统支持从总共M个发射天线中支持N个发射机天线的第一用户设备(UE) 以及用于支持所述M(其中,M> N)个发射机天线的第二UE。 该方法包括以下步骤:使基站能够映射用于发送仅由第二UE识别的用户专用导频符号的子帧的资源块(RB)中的导频符号; 以及使基站能够发送其中映射有导频符号的子帧。 可由第一UE和第二UE识别的发射机天线端口0至N-1的小区特定导频符号和用于发射机天线端口N至M-1的用户特定导频符号,其可被识别 仅由第二UE被映射到所分配的资源块中。