Energy Efficiency Maximization in the Wireless-Powered Backscatter Communication Networks with DF Relaying

Algorithm 2

Power allocation algorithm.

1: Let , and

2: Calculate based on Eq.(32).

3: ifthen

4: whiledo

5:  Let

6:  Calculate

7:  ifthen

8:   Let

9:  else

10:   Let

11:  end if

12: end while

13: 

14: else

15: .

16: end if