Research Article
Secrecy Energy-Efficient UAV Communication via Trajectory Design and Power Control
Algorithm 2
Proposed iterative algorithm to solve (P1).
Input: | Output:, | 1: Initialize, which should be feasible in | (10). Let | 2: repeat | 3: With fixed UAV trajectory , obtain the | optimal UAV’s transmit power using (14) | 4: With fixed UAV transmit power , obtain | the optimal solution using Algorithm 1 | 5: Update , | , , | , , , | , . | 6: Update . | 7: until converges to a prescribed threshold . |
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