Keyphrases
Allocation Algorithm
20%
Allocation Method
100%
Antenna Ports
60%
Bit Allocation
100%
Channel State Information
20%
Conventional Scheme
20%
Distributed Antenna Systems
100%
Downlink multiuser
20%
Enhanced Feedback
20%
Feedback Bits
20%
Feedback Bits Allocation
20%
Iterative Optimization
20%
Joint Optimization Problem
20%
Limited Feedback
100%
Limited Feedback Systems
40%
Loss Rate
60%
Multi-user
100%
Numerical Results
20%
Optimization Techniques
20%
Pairing Method
100%
Pairing-based
20%
Performance Gain
20%
Port System
20%
Scaling Laws
20%
Signal-to-noise Ratio
20%
State Information Systems
20%
System Feedback
20%
Two-step Algorithm
20%
Zero-forcing Beamforming
20%
Engineering
Antenna Port
75%
Antenna System
100%
Beamforming
25%
Channel State Information
25%
Constant Rate
25%
Downlink Multi
25%
Feedback Bit
50%
Joints (Structural Components)
25%
Limited Feedback
100%
Multiuser
100%
Optimisation Problem
25%
Optimization Technique
25%
Perfect Channel
25%
Port System
25%
Rate Loss
75%
Scaling Law
25%
Signal-to-Noise Ratio
25%
Simulation Result
25%
Computer Science
Allocation Method
50%
Channel State Information
50%
distributed antenna system
100%
Information System
50%
Noise-to-Signal Ratio
50%
Optimization Problem
50%
Optimization Technique
50%
Perfect Channel
50%
Performance Gain
50%
zero-forcing beamforming
50%