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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
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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
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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.
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