ITU Journal on Future and Evolving Technologies, Volume 2 (2021), Issue 7 – Terahertz communications
Editorial Board
Table of Contents
List of Abstracts
TERAHERTZ BAND COMMUNICATIONS AS A NEW FRONTIER FOR DRONE NETWORKS
     1. INTRODUCTION
     2. APPLICATIONS OF THZ BAND DRONENETWORKS
          2.1 Monitoring/Surveillance
          2.2 Terahertz for sensing
          2.3 Localization
          2.4 Drone base stations
     3. CAPACITY OF THZ COMMUNICATIONAMONG DRONES
     4. OPEN ISSUES AND RESEARCH DIRECTIONS
          4.1 Physical layer
          4.2 Spectrum and interference management
          4.3 MAC and higher network layers
          4.4 Security and privacy
     5. AI/ML BASED SOLUTIONS
          5.1 Channel estimation
          5.2 UM‑MIMO
          5.3 Mobile edge computing
     6. CONCLUSIONS
     ACKNOWLEDGEMENT
     REFERENCES
     AUTHORS
M‑ARY QUADRATURE AMPLITUDE MODULATION ORDER OPTIMIZATION FOR TERAHERTZ WIRELESS COMMUNICATIONS OVER DISPERSIVE CHANNELS
     1. INTRODUCTION
     2. METHODOLOGY
     3. RESULTS AND DISCUSSION
     4. CONCLUSION
     5. ACKNOWLEDGMENT
     REFERENCES
     AUTHORS
TERAHERTZ WIRELESS COMMUNICATIONS IN SPACE
     1. INTRODUCTION
     2. APPLICATIONS
          2.1 Earth observation
          2.2 Interplanetary communications by hybridTHz/FSO links
     3. CHALLENGES AND SOLUTIONS
          3.1 Molecular absorption loss
          3.2 Spreading loss
          3.3 Spectrum sharing
     4. TERAHERTZ MARS‑SPACE LINKS
          4.1 The Planetary Spectrum Generator
          4.2 Zenith transmittance
     5. CONCLUSION
     ACKNOWLEDGEMENT
     REFERENCES
     AUTHORS
FUNDAMENTAL LIMITS OF HIGH-EFFICIENCY SILICON AND COMPOUND SEMICONDUCTOR POWER AMPLIFIERS IN 100-300 GHz BANDS
     1. INTRODUCTION
     2. Digital Beam-forming
     3. Power Amplifier Constraints
     4. UmmW Semiconductor Technology Comparison
     5. Theoretical Comparisons Against Published Work
     6. An InP UmmW Power Amplifier
     7. CONCLUSION
     ACKNOWLEDGEMENT
     REFERENCES
     AUTHORS
SELF‑CONFIGURING ASYNCHRONOUS SLEEPING IN HETEROGENEOUS NETWORKS
     1. Introduction
          1.1 Modulation and routing techniques
          1.2 Applications and node limitations
     2. Application fields
          2.1 Health sector
          2.2 Agriculture sector
          2.3 Civil engineering sector
          2.4 Environment sector
     3. Background
          3.1 SLR protocol
          3.2 Sleeping mechanism
          3.3 Density estimator algorithm
     4. Retransmission algorithm at the destination zone
     5. Evaluation
          5.1 Network scenario
          5.2 Comparison metrics
          5.3 Same awaken duration for all nodes
          5.4 Different awaken durations for nodes, based on local density
          5.5 Processing at the destination zone
          5.6 Average density vs awaken percentage
     6. Conclusion and future work
     7. Acknowledgments
     REFERENCES
     AUTHORS
HIERARCHICAL BEAM ALIGNMENT IN SU‑MIMO TERAHERTZ COMMUNICATIONS
     1. INTRODUCTION
     2. SYSTEM MODEL
          2.1 System model
          2.2 Channel model
          2.3 Beamforming framework
     3. CODEBOOK DESIGN
          3.1 Definition
          3.2 LoS codebook design
     4. BEAM ALIGNMENT ALGORITHM
          4.1 Problem formulation
          4.2 HBA procedure
          4.3 Complexity analysis
     5. NUMERICAL RESULTS
          5.1 Cumulative regret
          5.2 Convergence behavior
          5.3 BER performance
     6. CONCLUSION
     APPENDIX A
     APPENDIX B
     APPENDIX C
     APPENDIX D
     REFERENCES
     AUTHORS
INDEX OF AUTHORS