Fig. 54

Weighted sum rate versus SNR comparison of different strategies for overloaded three-user deployment with imperfect CSIT, γ₁=γ₂=1, u₁ = 0.6,u₂ = 0.3,u₃ = 0.1, N _t = 2, r_th =[0.02,0.08,0.19,0.3,0.4,0.4,0.4] bit/s/Hz. a θ₁ = π/9,θ₂ = 2π/9. b θ₁ = 2π/9,θ₂ = 4π/9. c θ₁ = π/3,θ₂=2π/3. d θ₁=4π/9,θ₂=8π/9