Fig. 5From: Research on energy-efficient routing algorithm based on SWIPT in multi-hop clustered WSN for 5G systemEnergy efficiency versus the number of relay nodes \(N_{r}\) for \(\sigma _{rj}^{2}=-\,50\,\hbox {dBm},-\,40\,\hbox {dBm}\) under RT and DT modesBack to article page