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    • 74. 发明授权
    • Method and device for feeding back channel information in wireless communication system supporting multi-input multi-output scheme
    • 在支持多输入多输出方案的无线通信系统中反馈信道信息的方法和装置
    • US09136930B2
    • 2015-09-15
    • US14414664
    • 2012-11-14
    • LG ELECTRONICS INC.
    • Hyukmin SonJinmin KimJaehoon ChungSunam Kim
    • H04L1/02H04L27/28H04B7/06H04B7/04
    • H04B7/0626H04B7/0413H04B7/0478H04B7/0663
    • The present invention relates to a wireless communication system and, more particularly, to a method and device for compressing and feeding back channel information in a wireless communication system supporting a multi-input multi-output (MIMO) scheme. A method for feeding back channel information by a terminal in a wireless communication system supporting a MINO scheme, according to one embodiment of the present invention, can comprise the steps of: calculating a channel matrix on the basis of a reference signal received from a base station; calculating a first valid channel vector by using a reception weight vector and the channel matrix; and calculating a second valid channel vector by setting a coefficient corresponding to each basis vector included in a basis matrix as 0 if the coefficient is equal to or less than a threshold when the first valid channel vector is factored by the basis matrix.
    • 本发明涉及一种无线通信系统,更具体地说,涉及一种在支持多输入多输出(MIMO)方案的无线通信系统中压缩和反馈信道信息的方法和设备。 根据本发明的一个实施例的在支持MINO方案的无线通信系统中由终端反馈信道信息的方法可以包括以下步骤:基于从基站接收的参考信号来计算信道矩阵 站; 通过使用接收权重向量和信道矩阵来计算第一有效信道向量; 以及当所述第一有效信道向量由所述基本矩阵构成因子时,如果所述系数等于或小于阈值,则通过将包括在基本矩阵中的每个基本向量对应的系数设置为0来计算第二有效信道向量。
    • 76. 发明申请
    • METHOD FOR SUPPORTING COMMUNICATION USING TWO OR MORE RADIO ACCESS TECHNOLOGIES AND APPARATUS FOR SAME
    • 使用两种或更多无线电接入技术支持通信的方法及其设备
    • US20150215990A1
    • 2015-07-30
    • US14416994
    • 2013-07-26
    • LG Electronics Inc.
    • Eunjong LeeHeejeong ChoJaehoon Chung
    • H04W88/06H04W48/16
    • H04W88/06H04W48/12H04W48/16H04W48/18
    • A method for supporting communication using two or more heterogeneous radio access technologies (RAT) includes the steps of: the terminal receiving a first message that includes whether to provide support to simultaneous access two or more RATs and parameters requesting that a notification be provided for the supported RAT from a base station in a first RAT network supporting a first RAT; transmitting, to the base station in the first RAT network, a second message including an indicator indicating whether to support simultaneous access to the two or more RAT networks and information on a supported RAT network type in response to the first message, wherein the supported second RAT network type corresponds to a network that is different from the first RAT network.
    • 一种用于支持使用两种或多种异构无线电接入技术(RAT)的通信的方法包括以下步骤:终端接收包括是否提供对同时接入两个或更多RAT的支持的第一消息,以及请求为 支持RAT的第一RAT网络中的基站支持第一RAT; 在所述第一RAT网络中向所述基站发送第二消息,所述第二消息包括指示是否支持同时访问所述两个或更多个RAT网络的指示符以及响应于所述第一消息的所支持的RAT网络类型的信息,其中所述支持的第二 RAT网络类型对应于不同于第一RAT网络的网络。
    • 77. 发明申请
    • METHOD AND DEVICE FOR FEEDING BACK CHANNEL INFORMATION IN WIRELESS COMMUNICATION SYSTEM SUPPORTING MULTI-INPUT MULTI-OUTPUT SCHEME
    • 在支持多输入多输出方案的无线通信系统中提供反向信道信息的方法和装置
    • US20150207555A1
    • 2015-07-23
    • US14414664
    • 2012-11-14
    • LG ELECTRONICS INC.
    • Hyukmin SonJinmin KimJaehoon ChungSunam Kim
    • H04B7/06H04B7/04
    • H04B7/0626H04B7/0413H04B7/0478H04B7/0663
    • The present invention relates to a wireless communication system and, more particularly, to a method and device for compressing and feeding back channel information in a wireless communication system supporting a multi-input multi-output (MIMO) scheme. A method for feeding back channel information by a terminal in a wireless communication system supporting a MINO scheme, according to one embodiment of the present invention, can comprise the steps of: calculating a channel matrix on the basis of a reference signal received from a base station; calculating a first valid channel vector by using a reception weight vector and the channel matrix; and calculating a second valid channel vector by setting a coefficient corresponding to each basis vector included in a basis matrix as 0 if the coefficient is equal to or less than a threshold when the first valid channel vector is factored by the basis matrix.
    • 本发明涉及一种无线通信系统,更具体地说,涉及一种在支持多输入多输出(MIMO)方案的无线通信系统中压缩和反馈信道信息的方法和设备。 根据本发明的一个实施例的在支持MINO方案的无线通信系统中由终端反馈信道信息的方法可以包括以下步骤:基于从基站接收的参考信号来计算信道矩阵 站; 通过使用接收权重向量和信道矩阵来计算第一有效信道向量; 以及当所述第一有效信道向量由所述基本矩阵构成因子时,如果所述系数等于或小于阈值,则通过将包括在基本矩阵中的每个基本向量对应的系数设置为0来计算第二有效信道向量。