Secrecy Rate Maximization for Active RIS-Aided Robust Uplink NOMA Communications

Keyphrases

• Active Reconfigurable Intelligent Surface 100%
• Alternating Optimization 33%
• Beamforming 33%
• Channel State Information 33%
• Combining Vectors 33%
• Eavesdropper 66%
• Imperfect Channel State Information 33%
• Information Ambiguity 33%
• Maximum Power 33%
• Multiple Access Network 100%
• Non-orthogonal multiple Access 66%
• Nonconvex 33%
• Norm-bounded 33%
• Numerical Simulation 33%
• Optimization Approach 33%
• Power Allocation 33%
• Power Budget 33%
• Reconfigurable Intelligent Surface 100%
• Resource Constraints 33%
• Secrecy Performance 33%
• Secrecy Rate Maximization 100%
• Space Division multiple Access 33%
• Sum Secrecy Rate 33%
• Surface States 33%
• System Parameters 33%
• Uplink 33%
• Uplink Non-orthogonal multiple Access 100%

Engineering

• Beamforming 33%
• Channel State Information 66%
• Maximization 100%
• Noma 100%
• Orthogonal Multiple Access 33%
• Power Allocation 33%
• Power Budget 33%
• Space Division Multiple Access 33%
• Surface State 33%
• System Parameter 33%

Computer Science

• Access Network 33%
• Channel State Information 66%
• Multiple Access 66%
• Noma 100%
• Numerical Simulation 33%
• Power Allocation 33%
• Resource Constraint 33%
• System Parameter 33%