Fig. 2From: Delay constrained throughput optimization in multi-hop AF relay networks, using limited quantized CSIEffective capacity versus average SINR of each hop in different power adaptation schemes, when parameters are obtained analytically or by sub-gradient projection, Rayleigh fading channels \(S_{0}=E\left \{ s_{i}\right \} \), \(\bar {P_{i}}=1\) W/Hz,  0≤i≤2, B0=10−5, θ0=0.05Back to article page