首页> 外国专利> 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

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

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
机译:目的:提供一种中继无线通信系统中的双向中继设备及其方法来执行预编码,从而提高通信性能。组成:一种中继信号,包括基站(310)的传输符号矢量和传输符号矢量从中继站(330)接收到终端(320)的ID。计算与所有可能的符号向量中的每一个相对应的电功率差值作为终端的传输符号向量。使用电功率差值来确定终端的传输符号矢量或LLR(对数似然比)。电力差值使用终端的传输符号向量的估计值。; COPYRIGHT KIPO 2011

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