Fig. 13From: Rate-splitting multiple access for downlink communication systems: bridging, generalizing, and outperforming SDMA and NOMAWeighted sum rate versus SNR comparison of different strategies for underloaded three-user deployment with perfect CSIT, γ1=1,γ2=0.3, u1=0.2,u2=0.3,u3=0.5, N t =4, \(R_{k}^{\text {th}}=0, k\in \{1,2,3\}\). a θ1=π/9,θ2=2π/9. b θ1=2π/9,θ2=4π/9. c θ1=π/3,θ2=2π/3. d θ1=π/9,θ2=8π/9Back to article page