Research Article

Energy Efficiency Optimization Algorithm of CR-NOMA System Based on SWIPT

Table 1

Golden section algorithm for optimal relay power.

Algorithm: golden section algorithm of optimal relay power

1. Initialize the remaining variables and constant terms , , , , , , .
2. Determine tolerance , , , the initial interval is , where , .
3. While :
4. , , , .
5. If , then , , , , ,
6. Else , , , , ,
7. End, .
8. The optimal value is the optimal relay power that meets the maximum energy efficiency.