Keyphrases
Massive multiple-input multiple-output (mMIMO)
100%
Hybrid Precoding Design
100%
Relay-assisted
100%
Terahertz
100%
Two-way Relay
100%
Hybrid Precoding
80%
Block Diagonal
40%
Diagonal Constraints
40%
Blockage
40%
Energy Efficiency
20%
Power Constraint
20%
Orthogonal Frequency Division multiplexing System
20%
Rate Demand
20%
Mathematical Manipulation
20%
Hybrid Scheme
20%
Sum Rate
20%
Number of Users
20%
Precoding Techniques
20%
High Data Rate
20%
Amplify-and-forward Relay
20%
Millimeter Wave
20%
MIMO-OFDM
20%
Terahertz Communications
20%
Block Unit
20%
Relay Design
20%
Convex Problem
20%
Terahertz Frequency
20%
Hardware Complexity
20%
Nonconvex
20%
User Device
20%
Unit Modulus
20%
Beamforming Gain
20%
Path Loss
20%
Hardware Cost
20%
Hardware Constraints
20%
Engineering
Output System
100%
Massive MIMO
100%
Terahertz
100%
Hardware Cost
25%
Beamforming
25%
Power Constraint
25%
Simulation Result
25%
Path Loss
25%
Orthogonal Frequency Division Multiplexing
25%
Closed Form Solution
25%
Energy Efficiency
25%
Convex Problem
25%
Hardware Complexity
25%
High Data Rate
25%
Millimeter Wave
25%
Multiple-Input Multiple-Output
25%
Energy Conservation
25%