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METHOD FOR TRANSMITTING FEEDBACK INFORMATION FOR THREE-DIMENSIONAL MIMO ON BASIS OF BEAMFORMED REFERENCE SIGNAL IN WIRELESS COMMUNICATION SYSTEM, AND APPARATUS THEREFOR
METHOD FOR TRANSMITTING FEEDBACK INFORMATION FOR THREE-DIMENSIONAL MIMO ON BASIS OF BEAMFORMED REFERENCE SIGNAL IN WIRELESS COMMUNICATION SYSTEM, AND APPARATUS THEREFOR
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机译:无线通信系统中基于波束参考信号的三维MIMO传输反馈信息的方法及装置
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摘要
The present disclosure provides a method for transmitting, by a user equipment, feedback information to a base station in a wireless communication system. The method includes receiving, from the base station, information about reference signal port group sets composed of one or more reference signal port groups; selecting at least one reference signal port group set among the reference signal port group sets; under assuming that a specific precoder has applied to the selected at least one reference signal port group set, calculating channel state information (CSI) corresponding to the selected at least one reference signal port group set; and transmitting, to the base station, the feedback information including an indicator indicating the selected at least one reference signal port group set and the channel state information; wherein the one or more reference signal port groups are composed of reference signal ports to which the same precoder is applied.
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