C. 1.5 10 E/N(dB) (a) 0.3 0.1 E,N(©) Fig 5.10.5 Capacity of partitio d subsets for 8-PSK modulation (with Ungerboeck partitioning) 17 17 -5 0 5 10 15 20 0 0.5 1 1.5 2 2.5 3 Es /N0 (dB) Capacity(bits/symbol) C0 C1 C2 C (a) -5 0 5 10 15 20 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Es/N0 (dB) Capacity (bits/symbol) C0 C1 C2 (b) Fig. 5.10.5 Capacity of partitioned subsets for 8-PSK modulation (with Ungerboeck partitioning)