Robust secondary multicast transmit beamforming for cognitive radio networks under imperfect channel state information

Keyphrases

• Multicast 100%
• Cognitive Radio Networks 100%
• Transmit Beamforming 100%
• Imperfect Channel State Information 100%
• Optimization Problem 33%
• Minimization Problem 33%
• Global Optimality 33%
• Robust Design 33%
• Spectrum Sharing 33%
• Quality of Service Guarantee 33%
• Randomized Algorithms 33%
• Interference Temperature Constraint 33%
• Multicast Transmission 33%
• Output Spectrum 33%
• Robust Downlink Beamforming 33%
• Nonconvex Quadratically Constrained Quadratic Program 33%
• Convex Optimization Technique 33%
• Transmit Power 33%
• Beamforming Optimization 33%
• Robust Beamforming 33%
• Performance Gains 33%
• Multiple-input multiple-output 33%
• Secondary Link 33%

Engineering

• Channel State Information 100%
• Cognitive Radio Networks 100%
• Beamforming 100%
• Multiple-Input Multiple-Output 33%
• Minimization Problem 33%
• Optimisation Problem 33%
• Simulation Result 33%
• Optical Spectrum 33%
• Robust Design 33%
• Primary User 33%
• Interference Temperature 33%
• Secondary Receiver 33%
• Quadratically Constrained Quadratic Program 33%
• Optimization Technique 33%
• Quality of Service 33%
• Optimality 33%
• Secondary Link 33%

Computer Science

• Cognitive Radio Network 100%
• Multicasting 100%
• Channel State Information 100%
• Optimization Problem 33%
• Approximation Algorithms 33%
• Optimization Technique 33%
• Performance Gain 33%
• Convex Optimization 33%
• Quality of Service 33%
• Global Optimality 33%
• spectrum sharing 33%
• Minimization Problem 33%
• Multicast Transmission 33%
• MIMO Systems 33%