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Transceiver for a base station with smart antenna and a switched beamforming method in downlink

机译:具有智能天线的基站的收发器和下行链路中的切换波束成形方法

摘要

Disclosed is a transceiver for a base station with a smart antenna having a plurality of antennas. The transceiver comprises: a multipath searching unit for searching multipath delay information for each demodulation channel; a demodulating unit for forming an adaptive beam for each demodulation channel by using the multipath delay information for each demodulation channel for receiving signals and performing demodulation to the received signals and outputting at least one adaptive beam weight vector; a controlling unit for selecting at least one downlink beam index for each channel; and a modulating unit for selecting the downlink switched beams and forming switching beam for modulating signals of each channel and outputting the modulated signals in downlink.
机译:公开了一种用于具有智能天线的基站的收发器,该智能天线具有多个天线。收发器包括:多径搜索单元,用于为每个解调信道搜索多径延迟信息;以及解调单元,其通过使用用于接收信号的每个解调信道的多径延迟信息来形成用于每个解调信道的自适应波束,并且对该接收信号进行解调并输出至少一个自适应波束权重矢量;控制单元,用于为每个信道选择至少一个下行链路波束索引;调制单元,用于选择下行链路切换波束并形成用于对每个信道的信号进行调制并在下行链路中输出调制后的信号的切换波束。

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