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    • 22. 发明申请
    • METHOD AND APPARATUS FOR ALLOCATING BACKHAUL TRANSMISSION RESOURCE IN WIRELESS COMMUNICATION SYSTEM BASED ON RELAY
    • 基于继电器的无线通信系统中分配传输资源的方法与装置
    • US20100232285A1
    • 2010-09-16
    • US12722278
    • 2010-03-11
    • In Ho LEEJoon Young ChoJin Kyu HanJu Ho Lee
    • In Ho LEEJoon Young ChoJin Kyu HanJu Ho Lee
    • H04W72/04H04B7/14H04J11/00
    • H04B7/15507H04B7/2606H04L2001/0097
    • In a relay based wireless communication system, a method for transmitting an uplink backhaul of a relay node includes obtaining scheduling information for an uplink backhaul sub-frame through a downlink backhaul control channel from a base station, and performing a rate matching and mapping of data by regarding at least one predefined symbol as a blank symbol. The predefined symbol is located at a front part or a rear part of the scheduled uplink backhaul sub-frame. The transmitting method further includes performing a multiplexing of the uplink backhaul sub-frame, and transmitting the multiplexed uplink backhaul sub-frame. This method can eliminate an overlap of transmission and reception timing in a relay node due to an RF transmission/reception switching time delay. Also, the method can make better use of wireless backhaul resources and minimize an influence on conventional systems by offering the compatibility with conventional uplink and downlink sub-frame structures.
    • 在基于中继的无线通信系统中,用于发送中继节点的上行回程的方法包括:通过来自基站的下行链路回程控制信道获取上行链路回程子帧的调度信息,并且执行数据的速率匹配和映射 通过将至少一个预定义符号作为空白符号。 预定义符号位于调度的上行回程子帧的前部或后部。 发送方法还包括执行上行链路回程子帧的复用,以及发送多路复用的上行回程子帧。 由于RF发送/接收切换时间延迟,该方法可以消除中继节点中的发送和接收定时的重叠。 此外,该方法可以通过提供与常规上行链路和下行链路子帧结构的兼容性,更好地利用无线回程资源并最小化对传统系统的影响。