Research Article
Energy Efficiency Maximization for UAV-Assisted Emergency Communication Networks
Algorithm 1
Dinkelbach method for Equation (23).
1. Let . Initialize maximum number of iterations | as , the convergence tolerance , and the initial | energy efficiency . | 2. repeat | 3. For given , solve the problem (23) to obtain the | the UAV altitude, downlink transmission power | and bandwidth allocation . | 4. ifthen | 5. return and | . | 6. else | 6. and . | 7. until Convergence or reaching . |
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