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1. 发明专利

JP2014192807A Reception device and reception method 有权
标题翻译：接收设备和接收方法
公开(公告)号：JP2014192807A
公开(公告)日：2014-10-06
申请号：JP2013068359
申请日：2013-03-28
申请人： Mitsubishi Electric Corp , 三菱電機株式会社 , Tohoku Univ , 国立大学法人東北大学
发明人： TA TUAN THANH , KAMEDA TAKU , SUEMATSU KENJI , TAKAGI SUNAO , TSUBOUCHI KAZUO , INAGAKI RYUJI , TSURU MASAOMI , TANIGUCHI EIJI
IPC分类号： H04B7/08 , H04L27/22
CPC分类号： Y02D70/00 , Y02D70/442 , Y02D70/444
摘要： PROBLEM TO BE SOLVED: To provide a reception device and a reception method capable of reducing costs, power consumption and signal processing amount.SOLUTION: A reception device comprises: a plurality of LPF 21, installed in association with I channel signals and Q channel signals to be output from a plurality of BB phase shifters 13, for allowing only low frequency components of a predetermined frequency or less to pass; a plurality of low speed ADC 22, respectively connected to the plurality of LPF 21, for converting the I channel signals and the Q channel signals of the low frequency components into digital signals; and a DSP 23 for extracting a phase difference between a plurality of antenna elements from the outputs of the plurality of low speed ADC 22, and for controlling the plurality of BB phase shifters 13 such that the phases of the I channel signals and the Q channel signals to be output from the plurality of BB phase shifters 13 are aligned.
摘要翻译：要解决的问题：提供能够降低成本，功耗和信号处理量的接收装置和接收方法。解决方案：接收装置包括：多个LPF 21，其与I信道信号和Q信道信号相关联地安装从多个BB移相器13输出，仅允许预定频率或更小频率的低频分量通过; 分别连接到多个LPF21的多个低速ADC22，用于将低频分量的I信道信号和Q信道信号转换为数字信号; 以及DSP23，用于从多个低速ADC22的输出中提取多个天线元件之间的相位差，并且用于控制多个BB移相器13，使得I通道信号和Q通道的相位从多个BB移相器13输出的信号被对准。

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