Fig. 52
Weighted sum rate versus SNR comparison of different strategies for overloaded three-user deployment with imperfect CSIT, γ1=γ2=1, u1 = 0.2,u2 = 0.3,u3 = 0.5, N t = 2, rth =[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