AN-Aided Secure Beamforming in SWIPT-Aware Mobile Edge Computing Systems with Cognitive Radio

Algorithm 1

The 1-D search algorithm.

1: Initialization:.

2: Input:.

3: Set: The iteration index n=1, the step length factor of the

1-D search .

4: Optimization:

5: for=::1

6: solve the P3,

    obtain ;

    set n=n+1.

7: end

8: Comparison: Find the optimal from the n