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    • 7. 发明申请
    • RELAY APPARATUS AND RELAY METHOD
    • 继电器和继电器
    • US20120057619A1
    • 2012-03-08
    • US13223846
    • 2011-09-01
    • Jiyun ShenYasuhiro OdaTamami MaruyamaTatsuo FurunoTomoyuki Ohya
    • Jiyun ShenYasuhiro OdaTamami MaruyamaTatsuo FurunoTomoyuki Ohya
    • H04B3/36
    • H04B7/15535
    • A relay apparatus is disclosed for relaying a signal from a transmitter to a receiver in a MIMO (Multiple Input Multiple Output) based communication system, comprising: a power difference determination unit configured to determine a difference of reception levels between a direct wave and a relayed wave based on positional relationship among the transmitter, the relay apparatus and the receiver, the direct wave traveling from the transmitter to the receiver without the relay apparatus, the relayed wave traveling from the transmitter to the receiver via the relay apparatus; a gain determination unit configured to determine an amplification gain of the relay apparatus to make the difference smaller; and a transmitting unit configured to amplify the signal from the transmitter at the determined amplification gain and transmit the amplified signal to the receiver.
    • 公开了一种用于在基于MIMO(多输入多输出)的通信系统中将来自发射机的信号中继到接收机的中继装置,包括:功率差确定单元,被配置为确定直接波与被中继的接收电平之间的接收电平的差 基于发射机,中继装置和接收机之间的位置关系的波形,直接波从发射机到没有中继装置的接收机,中继波经由中继装置从发射机传播到接收机; 增益确定单元,被配置为确定所述中继装置的放大增益以使所述差更小; 以及发送单元,被配置为以确定的放大增益放大来自发送器的信号,并将放大的信号发送到接收器。