首页> 外国专利> SCMAsparse code multiple access SYSTEM AND METHOD FOR DOWNLINK OPEN-LOOP MULTI-USER COORDINATED MULTIPOINT TRANSMISSION USING SPARSE CODE MULTIPLE ACCESS

SCMAsparse code multiple access SYSTEM AND METHOD FOR DOWNLINK OPEN-LOOP MULTI-USER COORDINATED MULTIPOINT TRANSMISSION USING SPARSE CODE MULTIPLE ACCESS

机译:使用稀疏码多址的下行开放式多用户协调多点传输的scma稀疏码多路访问系统和方法

摘要

System and method for downlink open loop multiuser cooperative multipoint transmission using sparse code multiple access (SCMA) Embodiments are provided to enable downlink open loop multiuser cooperative multipoint (MU-CoMP) transmission using sparse code multiple access (SCMA). In an embodiment, the network controller is configured to perform MU-CoMP with SCMA transmission mode and UE pairing for data transmission from a set of TPs to a set of UEs in a cluster of multiple transmission points (TPs) and multiple user equipments (UEs) Select the method. The controller is configured to schedule, for each TP in the set of TPs, a set of UEs for data transmission from the set of TPs, comprising adjusting and allocating a plurality of SCMA layers to the UE according to a selected MU CoMP with an SCMA transmission mode And the controller also determines a value for control signaling based on the scheduling. Control signaling constitutes a set of UEs to detect data transmission from the TP.
机译:用于使用稀疏码多址(SCMA)的下行链路开环多用户协作多点传输的系统和方法提供了实施例,以使得能够使用稀疏码多址(SCMA)进行下行链路开环多用户协作多点(MU-CoMP)传输。在一个实施例中,网络控制器被配置为执行具有SCMA传输模式和UE配对的MU-CoMP,以用于在多个传输点(TP)和多个用户设备(UE)的集群中从一组TP到一组UE进行数据传输。 )选择方法。所述控制器被配置为针对所述TP集合中的每个TP调度用于从所述TP集合进行数据传输的一组UE,包括:根据所选择的具有SCMA的MU CoMP,将多个SCMA层调整并分配给所述UE。传输模式并且控制器还基于调度确定用于控制信令的值。控制信令构成一组UE,以检测来自TP的数据传输。

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