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    • 10. 发明申请
    • APPARATUS, METHOD AND COMPUTER PROGRAM PRODUCT PROVIDING CLOSED LOOP TRANSMIT ANTENNA OPERATION FOR SYSTEMS USING MULTIPLE ANTENNAS
    • 提供使用多个天线的系统的闭环发射天线的装置,方法和计算机程序产品
    • WO2007004027A2
    • 2007-01-11
    • PCT/IB2006/001820
    • 2006-06-30
    • NOKIA, CORPORATIONNOKIA, INC.PEDERSEN, KlausMOGENSEN, Preben
    • PEDERSEN, KlausMOGENSEN, Preben
    • H04B7/06H04B7/08
    • H04B7/0654H04B7/0634H04B7/0665H04L1/0025H04L1/06H04L1/1671
    • A method includes determining weights corresponding to each of a plurality of antennas used to transmit data signals, each weight suitable to modify a corresponding one of the data signals prior to transmission using a corresponding one of the antennas; and transmitting information corresponding to at least one of the weights, the information allowing at least the at least one weight to be determined. Another method includes receiving information corresponding to at least one of a plurality of weights, the plurality of weights corresponding to a plurality of first antennas used to transmit first data signals, where each weight was used to modify a corresponding one of the first data signals prior to transmission using a corresponding one of the first antennas; using the received information, determining the plurality of weights corresponding to the plurality of first antennas; and using at least the plurality of weights; and decoding second data signals received using a plurality of second antennas to create at least one output signal.
    • 一种方法包括确定与用于发送数据信号的多个天线中的每一个相对应的权重,每个权重适于在使用天线中的对应天线发送之前修改数据信号中的相应一个数据信号; 以及发送与所述权重中的至少一个对应的信息,所述信息允许至少所述至少一个权重被确定。 另一种方法包括接收对应于多个权重中的至少一个权重的信息,所述多个权重对应于用于发送第一数据信号的多个第一天线,其中每个权重用于修改先前的第一数据信号中的相应一个 使用所述第一天线中的相应一个发送; 使用所接收的信息,确定与所述多个第一天线对应的多个权重; 并使用至少所述多个权重; 以及解码使用多个第二天线接收的第二数据信号,以产生至少一个输出信号。