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    • 1. 发明授权
    • Method for transmitting/receiving signal in MIMO system
    • MIMO系统中发送/接收信号的方法
    • US08111774B2
    • 2012-02-07
    • US12545797
    • 2009-08-21
    • Dong-Hee ShimHee-Joung LeeKang-Suk Huh
    • Dong-Hee ShimHee-Joung LeeKang-Suk Huh
    • H04B7/02
    • H04B7/0691H04B7/0413H04B7/0417H04B7/0615H04B7/0617H04B7/0634H04B7/0669H04B7/0671H04B7/0673H04B7/0697H04L1/0003H04L1/0009H04L1/0625H04L1/0675
    • Disclosed is a method for transmitting a signal in a mobile communications system using a plurality of transmit/receive antennas. A method for transmitting a signal in accordance with an embodiment of the present invention comprises the steps of: a receiving end's calculating a signal to interference noise ratio (SINR) with respect to every antenna pairs configuring STTD pairs to be transmittable from a transmitting end; feedbacking information indicating an antenna pair having the greatest SINR to the transmitting end; and the transmitting end's performing a D-STTD transmission through the antenna pair determined by the feedbacked information. A method for transmitting a signal in accordance with another embodiment of the present invention comprises the steps of: a receiving end's feedbacking information of an antenna pair and/or an eigenvector (weight vector) of a channel matrix with respect to transmit antennas included in the space-time multiplexing (STTD) pair to a transmitting end; and the transmitting end's forming beam by multiplying a symbol with respect to each STTD pair by the eigenvector, and thereafter transmitting the beam through each transmit antenna (in case of using two antennas) or a transmit antenna pair (in case of using more than four antennas) determined by the information of the antenna pair.
    • 公开了一种使用多个发射/接收天线在移动通信系统中发送信号的方法。 根据本发明的实施例的用于发送信号的方法包括以下步骤:接收端相对于构成可从发送端发送的STTD对的每个天线对来计算信噪比(SINR); 指示具有最大SINR的天线对的反馈信息发送到发送端; 并且发送端通过由所反馈的信息确定的天线对执行D-STTD传输。 根据本发明的另一实施例的用于发送信号的方法包括以下步骤:接收端对天线对的反馈信息和/或信道矩阵的特征向量(权重向量)相对于包括在 空时复用(STTD)对发送端; 和发送端的形成光束,通过将符号相对于每个STTD对乘以特征向量,然后通过每个发射天线(在使用两个天线的情况下)或发射天线对(在使用多于四个的情况下发送) 天线)由天线对的信息确定。
    • 2. 发明申请
    • Method for transmitting/receiving signal in MIMO system
    • MIMO系统中发送/接收信号的方法
    • US20050157807A1
    • 2005-07-21
    • US11038675
    • 2005-01-19
    • Dong-Hee ShimHee-Joung LeeKang-Suk Huh
    • Dong-Hee ShimHee-Joung LeeKang-Suk Huh
    • H04J99/00H04B7/02H04B7/04H04B7/06H04L1/00H04L1/02H04L1/06
    • H04B7/0691H04B7/0413H04B7/0417H04B7/0615H04B7/0617H04B7/0634H04B7/0669H04B7/0671H04B7/0673H04B7/0697H04L1/0003H04L1/0009H04L1/0625H04L1/0675
    • Disclosed is a method for transmitting a signal in a mobile communications system using a plurality of transmit/receive antennas. A method for transmitting a signal in accordance with an embodiment of the present invention comprises the steps of: a receiving end's calculating a signal to interference noise ratio (SINR) with respect to every antenna pairs configuring STTD pairs to be transmittable from a transmitting end; feedbacking information indicating an antenna pair having the greatest SINR to the transmitting end; and the transmitting end's performing a D-STTD transmission through the antenna pair determined by the feedbacked information. A method for transmitting a signal in accordance with another embodiment of the present invention comprises the steps of: a receiving end's feedbacking information of an antenna pair and/or an eigenvector (weight vector) of a channel matrix with respect to transmit antennas included in the space-time multiplexing (STTD) pair to a transmitting end; and the transmitting end's forming beam by multiplying a symbol with respect to each STTD pair by the eigenvector, and thereafter transmitting the beam through each transmit antenna (in case of using two antennas) or a transmit antenna pair (in case of using more than four antennas) determined by the information of the antenna pair.
    • 公开了一种使用多个发射/接收天线在移动通信系统中发送信号的方法。 根据本发明的实施例的用于发送信号的方法包括以下步骤:接收端相对于构成可从发送端发送的STTD对的每个天线对来计算信噪比(SINR); 指示具有最大SINR的天线对的反馈信息发送到发送端; 并且发送端通过由所反馈的信息确定的天线对执行D-STTD传输。 根据本发明的另一实施例的用于发送信号的方法包括以下步骤:接收端对天线对的反馈信息和/或信道矩阵的特征向量(权重向量)相对于包括在 空时复用(STTD)对发送端; 和发送端的形成光束,通过将符号相对于每个STTD对乘以特征向量,然后通过每个发射天线(在使用两个天线的情况下)或发射天线对(在使用多于四个的情况下发送) 天线)由天线对的信息确定。
    • 3. 发明申请
    • METHOD FOR TRANSMITTING/ RECEIVING SIGNAL IN MIMO SYSTEM
    • MIMO系统中发送/接收信号的方法
    • US20090310701A1
    • 2009-12-17
    • US12545797
    • 2009-08-21
    • Dong-Hee ShimHee-Joung LeeKang-Suk Huh
    • Dong-Hee ShimHee-Joung LeeKang-Suk Huh
    • H04B7/02
    • H04B7/0691H04B7/0413H04B7/0417H04B7/0615H04B7/0617H04B7/0634H04B7/0669H04B7/0671H04B7/0673H04B7/0697H04L1/0003H04L1/0009H04L1/0625H04L1/0675
    • Disclosed is a method for transmitting a signal in a mobile communications system using a plurality of transmit/receive antennas. A method for transmitting a signal in accordance with an embodiment of the present invention comprises the steps of: a receiving end's calculating a signal to interference noise ratio (SINR) with respect to every antenna pairs configuring STTD pairs to be transmittable from a transmitting end; feedbacking information indicating an antenna pair having the greatest SINR to the transmitting end; and the transmitting end's performing a D-STTD transmission through the antenna pair determined by the feedbacked information. A method for transmitting a signal in accordance with another embodiment of the present invention comprises the steps of: a receiving end's feedbacking information of an antenna pair and/or an eigenvector (weight vector) of a channel matrix with respect to transmit antennas included in the space-time multiplexing (STTD) pair to a transmitting end; and the transmitting end's forming beam by multiplying a symbol with respect to each STTD pair by the eigenvector, and thereafter transmitting the beam through each transmit antenna (in case of using two antennas) or a transmit antenna pair (in case of using more than four antennas) determined by the information of the antenna pair.
    • 公开了一种使用多个发射/接收天线在移动通信系统中发送信号的方法。 根据本发明的实施例的用于发送信号的方法包括以下步骤:接收端相对于构成可从发送端发送的STTD对的每个天线对来计算信噪比(SINR); 指示具有最大SINR的天线对的反馈信息发送到发送端; 并且发送端通过由所反馈的信息确定的天线对执行D-STTD传输。 根据本发明的另一实施例的用于发送信号的方法包括以下步骤:接收端对天线对的反馈信息和/或信道矩阵的特征向量(权重向量)相对于包括在 空时复用(STTD)对发送端; 和发送端的形成光束,通过将符号相对于每个STTD对乘以特征向量,然后通过每个发射天线(在使用两个天线的情况下)或发射天线对(在使用多于四个的情况下发送) 天线)由天线对的信息确定。
    • 5. 发明授权
    • Method for transmitting/receiving signal in MIMO system
    • MIMO系统中发送/接收信号的方法
    • US07623587B2
    • 2009-11-24
    • US11038675
    • 2005-01-19
    • Dong-Hee ShimHee-Joung LeeKang-Suk Huh
    • Dong-Hee ShimHee-Joung LeeKang-Suk Huh
    • H04B7/02
    • H04B7/0691H04B7/0413H04B7/0417H04B7/0615H04B7/0617H04B7/0634H04B7/0669H04B7/0671H04B7/0673H04B7/0697H04L1/0003H04L1/0009H04L1/0625H04L1/0675
    • Disclosed is a method for transmitting a signal in a mobile communications system using a plurality of transmit/receive antennas. A method for transmitting a signal in accordance with an embodiment of the present invention comprises the steps of: a receiving end's calculating a signal to interference noise ratio (SINR) with respect to every antenna pairs configuring STTD pairs to be transmittable from a transmitting end; feedbacking information indicating an antenna pair having the greatest SINR to the transmitting end; and the transmitting end's performing a D-STTD transmission through the antenna pair determined by the feedbacked information. A method for transmitting a signal in accordance with another embodiment of the present invention comprises the steps of: a receiving end's feedbacking information of an antenna pair and/or an eigenvector (weight vector) of a channel matrix with respect to transmit antennas included in the space-time multiplexing (STTD) pair to a transmitting end; and the transmitting end's forming beam by multiplying a symbol with respect to each STTD pair by the eigenvector, and thereafter transmitting the beam through each transmit antenna (in case of using two antennas) or a transmit antenna pair (in case of using more than four antennas) determined by the information of the antenna pair.
    • 公开了一种使用多个发射/接收天线在移动通信系统中发送信号的方法。 根据本发明的实施例的用于发送信号的方法包括以下步骤:接收端相对于构成可从发送端发送的STTD对的每个天线对来计算信噪比(SINR); 指示具有最大SINR的天线对的反馈信息发送到发送端; 并且发送端通过由所反馈的信息确定的天线对执行D-STTD传输。 根据本发明的另一实施例的用于发送信号的方法包括以下步骤:接收端对天线对的反馈信息和/或信道矩阵的特征向量(权重向量)相对于包括在 空时复用(STTD)对发送端; 和发送端的形成光束,通过将符号相对于每个STTD对乘以特征向量,然后通过每个发射天线(在使用两个天线的情况下)或发射天线对(在使用多于四个的情况下发送) 天线)由天线对的信息确定。
    • 9. 发明授权
    • Method and apparatus for determining PT server having controlling function
    • 用于确定具有控制功能的PT服务器的方法和装置
    • US08462669B2
    • 2013-06-11
    • US12092951
    • 2006-10-20
    • Kang-Suk Huh
    • Kang-Suk Huh
    • H04L12/16
    • H04L29/06027H04L65/4038H04W4/08H04W4/10H04W76/45
    • Disclosed is a method and apparatus for determining a controlling PT server. A mobile communication terminal transmits a group generation request message to a PT XDMS, and the PT XDMS determines a specific PT server having the largest number of members as a controlling PT server. The PT XDMS generates group identity information by using an address of the specific PT server, and transmits a group generation response message including the group identity information to the mobile communication terminal. Then, the mobile communication terminal transmits the group identity information of the group generation response message to a PT server with being included in an INVITE message. The PT server certifies the group identity information included in the INVITE message, and determines whether or not itself is to be operated as a controlling PT server.
    • 公开了一种用于确定控制PT服务器的方法和装置。 移动通信终端向PT XDMS发送组生成请求消息,并且PT XDMS将具有最多成员数量的特定PT服务器确定为控制PT服务器。 PT XDMS通过使用特定PT服务器的地址生成组身份信息,并将包括组身份信息的组生成响应消息发送到移动通信终端。 然后,移动通信终端将包含在INVITE消息中的组生成响应消息的组身份信息发送给PT服务器。 PT服务器证明INVITE消息中包含的组身份信息,并确定其本身是否作为控制PT服务器进行操作。