Kernekoncepter
The author proposes two schemes to optimize power allocation, beamforming, and IRS phase shift matrix to enhance secrecy rate performance in directional modulation networks.
Resumé
The content discusses the investigation of an intelligent reflecting surface (IRS)-assisted secure directional modulation network to boost security. Two optimization schemes are proposed to maximize secrecy rate performance by jointly optimizing power allocation, beamforming, artificial noise, and IRS phase shift matrix. Simulation results show significant improvements over existing schemes.
Key points:
Introduction of IRS for enhanced security in directional modulation networks.
Proposal of Max-SR-HP and Max-SR-LC schemes for optimizing secrecy rate.
Detailed explanation of the iterative process for optimizing PA factor, beamforming, and IRS phase shift.
Simulation results demonstrating improved secrecy rate performance with proposed schemes.
Statistik
"P = 30dBm"
"N = 8"
"M = 128"
"σ2b = σ2e = -40dBm"
Citater
"The proposed schemes can significantly boost the SR performance."
"Simulation results show that both the proposed schemes outperform existing ones."