Energy-Spectral Efficiency Trade-Offs in Full-Duplex MU-MIMO Cloud-RANs with SWIPT

Algorithm 3

The Dinkelbach approach-based iterative algorithm for EE optimization.

Initialization: Set the error tolerance ;

Generating initial set of by solving max-min problem (58a) and (58b);

Set and compute in (31a) and at ;

repeat

 Find the optimal set by solving convex problem (56);

 Update and in (57) at ;

 Compute in (31a) at ;

until reaches ;

Output: The optimal for EE optimization.