Shift and mutually orthogonal, multi-band pilot schemes for large-scale MIMO-OFDM systems

Keyphrases

• Pilot Contamination 100%
• Scheduling Protocol 50%
• Guard Interval 50%
• Channel Reciprocity 50%
• Beyond 4G 50%
• Time Division Duplex 50%
• Multiband Operation 50%
• 5G Wireless Communication Systems 50%
• Frequency Resource 50%
• Constant Envelope 50%
• Wideband Wireless Channel 50%
• Orthogonality Principle 50%
• Transmission Bandwidth 50%
• Uplink Channel 50%
• Interference Management 50%
• Downlink Beamforming 50%
• Pilot Interference 50%
• High Spectral Efficiency 50%
• Precoding Schemes 50%
• Battery Efficiency 50%
• Handset 50%
• Duplex Mode 50%
• Quasi-constant 50%
• Multi-cell Environment 50%
• Resolution Property 50%
• Efficiency Requirement 50%

Engineering

• Channel Knowledge 100%
• Cell Multi 50%
• Interference Management 50%
• Channel Reciprocity 50%
• High Spectral Efficiency 50%
• Frequency Resource 50%
• Spatiotemporal Resolution 50%
• Guard Interval 50%
• Division Duplex 50%