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    • 3. 发明申请
    • Transmission diversity with two cross-polarised antennas arrays
    • 具有两个交叉极化天线阵列的传输分集
    • US20050260954A1
    • 2005-11-24
    • US10520479
    • 2002-08-05
    • Jyri HamalainenRisto Wichman
    • Jyri HamalainenRisto Wichman
    • H04B7/06H04B7/10H04B1/02
    • H04B7/0689H04B7/0617H04B7/0634H04B7/0654H04B7/10
    • The present invention concerns a method for selecting a diversity mode (A, B, C) to be applied by a transmitter having two cross-polarized antenna arrays (Ant1, Ant 2), each representing a diversity branch, comprising the steps of: providing (S10) a plurality of diversity mode performance chart look-up tables (LUT, LUT1, LUT2, LUT3), mapping a respective individual diversity mode (A, B, C) to a respective pair of time correlation value (TC) and space correlation value (SC) for said two cross-polarized antenna array beams, wherein a respective individual diversity mode is presented by a mapping area, wherein the plurality of performance chart look-up tables is parameterized by an indication of a ratio (P1/P2) of received powers from said diversity branches, first selecting (S13) one of said performance chart look-up tables dependent on determined ratio (P1/P2) of received powers from separate beams, and second selecting (S14) one of said individual diversity modes (A, B, C) according to the mapping to the determined actual time 303 relation (TC) and space correlation (SC) values from said first selected performance chart look-up table.
    • 本发明涉及一种用于选择由具有两个表示分集支路的两个交叉极化天线阵列(Ant 1,Ant 2)的发射机应用的分集模式(A,B,C)的方法,包括以下步骤: 提供(S10)多个分集模式性能图表查找表(LUT,LUT 1,LUT 2,LUT 3),将各自的分集模式(A,B,C)映射到相应的一对时间相关值 (TC)和所述两个交叉极化天线阵列波束的空间相关值(SC),其中通过映射区域呈现相应的单独分集模式,其中所述多个性能图表查找表被参数化 从所述分集分支的接收功率的比率(P 1 / P 2),根据来自分离的波束的接收功率的确定比率(P 1 / P 2)首先选择(S13)所述演奏表查找表中的一个,以及 第二选择(S14)所述个体分集模式之一 (A,B,C),根据映射到来自所述第一选定性能图表查找表的所确定的实际时间303关系(TC)和空间相关性(SC)值。
    • 10. 发明授权
    • Communication on multiple beams between stations
    • 站之间的多个波束通信
    • US07310537B2
    • 2007-12-18
    • US10639758
    • 2003-08-13
    • Risto WichmanOlav TirkkonenRinat Kashaev
    • Risto WichmanOlav TirkkonenRinat Kashaev
    • H04M1/00H04B17/00H04B1/06
    • H04B7/0695H04B7/0408H04B7/061H04B7/0617H04B7/0619H04M1/725H04W16/28
    • The present invention relates to a method and a communication system wherein stations communicate on a wireless interface. The method includes the steps of including beam identity information into signals transmitted on multiple beams provided by a first station, receiving at a second station signals transmitted from the first station, and identifying beams via which the second station received signals from the first station based on said identity information. At least one beam for transmission on the wireless interface between the stations is then selected. A station configured for the communication comprises antenna means for receiving signals transmitted from the other station on multiple beams and a controller for identifying beams based on beam identity information associated with signals received from the other station.
    • 本发明涉及一种方法和通信系统,其中站在无线接口上进行通信。 该方法包括以下步骤:将波束身份信息包括在由第一站提供的多个波束上发送的信号中,在第二站接收从第一站发送的信号,以及基于第二站从第一站接收信号的波束,基于 表示身份信息。 然后选择用于在站之间的无线接口上传输的至少一个波束。 配置用于通信的站包括天线装置,用于在多个波束上接收从其他站发送的信号,以及控制器,用于基于与从另一站接收的信号相关联的波束身份信息来识别波束。