Figure 8
From: Spectral Efficiency Comparison of OFDM/FBMC for Uplink Cognitive Radio Networks
Experimental results of Multiuser resource allocation for multiple spectrum holes with 
: (a) Averaged spectral efficiency versus interference level for 6 SUs. (b) Averaged spectral efficiency versus interference level for 12 SUs. (c) Averaged spectral efficiency versus maximum user power limit for 6 SUs. (d) Averaged spectral efficiency versus maximum user power limit for 12 SUs. (e) Averaged spectral efficiency versus distance between SBS and PBS for 6 SUs. (f) Averaged spectral efficiency versus distance between SBS and PBS for 12 SUs.