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BIDIRECTIONAL RELAY DEVICE IN A RELAY WIRELESS COMMUNICATION SYSTEM AND A METHOD THEREOF, CAPABLE OF BIDIRECTIONAL RELAY IN A RELAY WIRELESS COMMUNICATION SYSTEM TO WHICH PRECODING IS APPLIED
BIDIRECTIONAL RELAY DEVICE IN A RELAY WIRELESS COMMUNICATION SYSTEM AND A METHOD THEREOF, CAPABLE OF BIDIRECTIONAL RELAY IN A RELAY WIRELESS COMMUNICATION SYSTEM TO WHICH PRECODING IS APPLIED
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机译:中继无线通信系统中的双向中继设备及其方法,适用于采用预编码的中继无线通信系统中的双向中继
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摘要
PURPOSE: A bidirectional relay device in a relay wireless communication system and a method thereof are provided to perform precoding, thereby increasing communication performance.;CONSTITUTION: A relay signal including a transmission symbol vector of a base station(310) and a transmission symbol vector of a terminal(320) is received from a relay station(330). Electric power difference values corresponding to each of all possible symbol vectors are calculated as the transmission symbol vector of the terminal. The transmission symbol vector of the terminal or an LLR(Log Likelihood Ratio) by a bit are determined using the electric power difference values. The electric power difference values use an estimation value of the transmission symbol vector of the terminal.;COPYRIGHT KIPO 2011
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