Proposes RSMA scheme for C-RAN downlink with hierarchical clustering to select common-message decoders, yielding linearly scaling common signals and numerical gains over SDMA, NOMA, and single-common-signal RSMA.
Rate-splitting for mul ti-antenna non-orthogonal unicast and multicast transmission
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An Efficient Rate-Splitting Multiple Access Scheme for the Downlink of C-RAN Systems
Proposes RSMA scheme for C-RAN downlink with hierarchical clustering to select common-message decoders, yielding linearly scaling common signals and numerical gains over SDMA, NOMA, and single-common-signal RSMA.