Book

• "Non-Geostationary Satellite Communications Systems", edited by Eva Lagunas, Symeon Chatzinotas, Kang An and Bassel F. Beidas, IET publishers - December 2022

Journal Publications

2025

1. A.B.M. Adam, E. Lagunas, M. Sami, S. Chatzinotas, “GS3D: Signal Recovery in 3D Wireless Networks with Gaussian Splatting-Synergized Stable Diffusion”, IEEE Wireless Communication Letters, April 2025.

2. V. Gupta, H. Al-Hraishawi, E. Lagunas, S. Chatzinotas, “Energy Efficient LEO Satellite Communications: Traffic-Aware Payload Switch-off Techniques”, ELSEVIER computer communications, accpeted.

3. W. U. Khan, A. Mahmood, M. A. Jamshed, E. Lagunas, M. Ahmed and S. Chatzinotas, "Beyond Diagonal RIS for 6G Non-Terrestrial Networks: Potentials and Challenges," in IEEE Network, vol. 39, no. 1, pp. 80-89, Jan. 2025, doi: 10.1109/MNET.2024.3480332.

4. G. Fontanesi, F. Ortiz, E. Lagunas et al., “Artificial Intelligence for Satellite Communication and Non-Terrestrial Networks: A Survey”, IEEE Communications Surveys & Tutorials, to appear.

5. K. Ntontin, E. Lagunas, J. Querol, J. Ur-Rehman, J. Grotz, S. Chatzinotas, B. Ottersten, “A Vision, Survey, and Roadmap towards Space Communications in the 6G Era”, Proceedings of IEEE, Jan. 2025.

6. G. Eappen, et al., "Optimal Linear Precoding Under Realistic Satellite Communications Scenarios", IEEE Open Journal of Vehicular Technology, vol. 6, pp. 81-91, 2025.

2024

7. E. Lagunas et al., "Performance Evaluation of Neuromorphic Hardware for Onboard Satellite Communication Applications," in IEEE Wireless Communications, vol. 31, no. 6, pp. 78-84, December 2024.

8. W. U. Khan et al., "Opportunities for Intelligent Reflecting Surfaces in 6G Empowered V2X Communications," in IEEE Internet of Things Magazine, vol. 7, no. 6, pp. 72-79, November 2024, doi: 10.1109/IOTM.001.2300096. 

9. G. Iacovelli, C. Lacoste, E. Lagunas, S. Chatzinotas, “Ground Segment Design For Q/V Band NGSO Satellite Systems via l0-norm Minimization”, IEEE Wireless Commun. Letters, Dec. 2024.

10. G.G. Lema, E. Lagunas, B. Shankar, J. Grotz, "Time Modulated Arrays Beamforming for Non-Terrestrial Network User Terminal", IEEE Open Journal of the Commun. Society, Dec. 2024.

11. C.K. Sheemar, S. Chatzinotas, D. Slock, E. Lagunas, J. Querol, “Parallel and Distributed Hybrid Beamforming for Multicell Millimeter Wave MIMO Full Duplex”, IEEE Transactions on Vehicular Technology, 2024.

12. T. Q. Dinh, S.H. Dau, E. Lagunas, S. Chatzinotas, D.N. Nguyen, D.T. Hoang, “Quantum Annealing for Complex Optimization in Satellite Communication Systems”, IEEE Internet of Things Journal, 2024.

13. H. Nguyen-Kha, V.N. Ha, E. Lagunas, S. Chatzinotas, J. Grotz,  “Joint Two-tier User Association and Resource Management for Integrated Satellite-Terrestrial Networks”, IEEE Trans. Wireless Communications, Aug. 2024.

14. G. Fontanesi, A. Guerra, F. Guidi; J. Vásquez Peralvo, N. Shlezinger, E. Lagunas, S. Chatzinotas, D. Dardari, P. Djuric, “A Deep-NN Beamforming Approach for Dual Function Radar-Communication THz UAV”, IEEE Transactions on Vehicular Technology, Aug 2024.

15. H. Al-Hraishawi, M. Al-Senwi, J. Ur-Rehman, E. Lagunas, S. Chatzinotas, “Digital Twin for Non-Terrestrial Networks: Vision, Challenges, and Enabling Technologies”, IEEE Communications Magazine, Sept. 2024.

16. E. Lagunas, S. Chatzinotas, B. Ottersten, “Low-Earth Orbit Satellite Constellations Towards Global Connectivity”, Nat Rev Electr Eng (2024). https://doi.org/10.1038/s44287-024-00088-9.

17. M. Jalali, E. Lagunas, A. Haqiqatnejad, S. Kisseleff and S. Chatzinotas, "Downlink Beamforming Strategies for Interference-Aware NGSO Satellite Systems," in IEEE Open Journal of the Communications Society, vol. 5, pp. 3468-3483, 2024, doi: 10.1109/OJCOMS.2024.3406530

18. A. Saifaldawla, F. Ortiz, E. Lagunas,  A.B.M. Adam, S. Chatzinotas, “GenAI-based Models for NGSO Satellites Interference Detection”, IEEE Trans. On Machine Learning in Communications and Networking, vol. 2, pp. 904-924, 2024, doi: 10.1109/TMLCN.2024.3418933.

19. V.P. Bui, T.Q. Dinh, I. Leyva-Mayorga, S.R. Pandey, E. Lagunas, P. Popovski, “Semantic Image Encoding and Communication for Earth Observation with LEO Satellites” IEEE Transactions on Cognitive Communications and Networking, August 2024.

20. L. Chen, L. Wu, E. Lagunas, A. Wang, L. Lei, S. Chatzinotas, "Joint Power Allocation and Beam Scheduling in Beam-Hopping Satellites: A Two-Stage Framework with a Probabilistic Perspective," in IEEE Transactions on Wireless Communications, vol. 23, no. 10, pp. 14685-14701, Oct. 2024.

21. M. Alsenwi, E. Lagunas and S. Chatzinotas, "Distributed Learning Framework for eMBB-URLLC Multiplexing in Open Radio Access Networks," in IEEE Transactions on Network and Service Management, vol. 21, no. 5, pp. 5718-5732, Oct. 2024.

22. J.A. Vasquez-Peralvo et al., “Multibeam Beamforming for Direct Radiating Arrays in Satellite Communications using Genetic Algorithm”, IEEE Open Journal of the Communications Society, vol. 5, pp. 2343-2357, 2024, doi: 10.1109/OJCOMS.2024.3385021. https://ieeexplore.ieee.org/document/10491591

23. F. Ortiz, N. Skatchkovsky, E. Lagunas, W. Martins, G. Eappen, S. Daoud, O. Simeone, B. Rajendran, S. Chatzinotas, “Energy-Efficient On-Board Radio Resource Management for Satellite Communications via Neuromorphic Computing”,  IEEE Trans. On Machine Learning in Communications and Networking, Jan 2024. 

24. L. Lei, A. Wang, E. Lagunas, X. Hu, Z. Zhang, S. Chatzinotas, “Spatial-Temporal Resource Optimization for Uneven-Traffic LEO Satellite Systems: Beam Pattern Selection and Terminal Scheduling”, IEEE Journal on Selected Areas in Communications (JSAC), special issue on “Space Communications New Frontiers: From Near Earth to Deep Space”, Jan. 2024. https://orbilu.uni.lu/handle/10993/58970

25. W. U. Khan, E. Lagunas, A. Mahmood, S. Chatzinotas and B. Ottersten, "RIS-Assisted Energy-Efficient LEO Satellite Communications With NOMA," in IEEE Transactions on Green Communications and Networking, vol. 8, no. 2, pp. 780-790, June 2024.

26. M. Al-Senwi, E. Lagunas, S. Chatzinotas, “Robust Beamforming for Massive MIMO LEO Satellite Communications: A Risk-Aware Learning Framework”, in IEEE Transactions on Vehicular Technology, vol. 73, no. 5, pp. 6560-6571, May 2024. 

27. W. U. Khan, A. Mahmood, C. K. Sheemar, E. Lagunas, S. Chatzinotas and B. Ottersten, "Reconfigurable Intelligent Surfaces for 6G Non-Terrestrial Networks: Assisting Connectivity from the Sky," in IEEE Internet of Things Magazine, vol. 7, no. 1, pp. 34-39, January 2024, doi: 10.1109/IOTM.001.2300208 https://orbilu.uni.lu/handle/10993/58098 

28. V. Monzon Baeza, F. Ortiz, E. Lagunas, T. S. Abdu and S. Chatzinotas, "Gateway Station Geographical Planning for Emerging Non-Geostationary Satellites Constellations," in IEEE Network, vol. 38, no. 4, pp. 158-165, July 2024.

2023

29. T. Mezgebo-Kebedew, V.N. Ha, E. Lagunas, J. Grotz, S. Chatzinotas, “QoE-Aware Cost-Minimizing Bandwidth Renting for Satellite-as-a-Service enabled Multiple-Beam SATCOM Systems”, IEEE Transactions on Communications, 2023. https://orbilu.uni.lu/handle/10993/57554 

30. M. Jalali, F.G. Ortiz-Gomez, E. Lagunas, S. Kisseleff, L. Emiliani, S. Chatzinotas, “Joint Power and Tilt Control in NGSO Satellite Constellation for NGSO-GSO Interference Mitigation," n IEEE Open Journal of Vehicular Technology, vol. 4, pp. 545-557, 2023, doi: 10.1109/OJVT.2023.3302511. https://ieeexplore.ieee.org/document/10209992

31. A. Al-Jumaily, A. Sali, V.P. Gil-Jimenez, E. Lagunas, F.M.I. Natrah, F. Perez-Fontan, Y.S. Hussein, M. Jit-Singh, F. Samat, H. Aljumaily, D. Al-Jumaily, “Evaluation of 5G and FSS Earth Station (FSS-ES)  Downlink Interference Based on Artificial Neural Network Learning Models (ANN-LMS)”, MDPI Sensors, June 2023. https://www.mdpi.com/1424-8220/23/13/6175 

32. J.A. Vasquez-Peralvo et al., “Flexible Beamforming for Direct Radiating Arrays in Satellite Communications”, IEEE Access, vol. 11, pp. 79684-79696, Jul. 2023. 

33. V. K. Gupta, V. N. Ha, E. Lagunas, H. Al-Hraishawi, L. Chen and S. Chatzinotas, "Combining Time-Flexible GEO Satellite Payload With Precoding: The Cluster Hopping Approach," in IEEE Transactions on Vehicular Technology, vol. 72, no. 12, pp. 16508-16523, Dec. 2023.

34. P. J. Honnaiah, E. Lagunas, S. Chatzinotas and J. Krause, "Demand-Driven Beam Densification in Multibeam Satellite Communication Systems," in IEEE Transactions on Aerospace and Electronic Systems, vol. 59, no. 5, pp. 6534-6554, Oct. 2023.

35. F. Ortiz, V. Monzon-Baeza, L.M. Garces, J. Vasquez, J.L. Gonzalez, G. Fontanesi, E. Lagunas, J. Querol, S. Chatzinotas, “Onboard Processing in Satellite Communications Using AI Accelerators”, MDPI Aerospace, Jan. 2023, https://www.mdpi.com/2226-4310/10/2/101

36. A. Louchart, E. Tohidi, P. Ciblat, D. Gesbert, E. Lagunas, C. Poulliat. “Some Power Allocation for Cognitive Uplink Satellite Systems”, EURASIP Journal on Wireless Communications and Networking, Jan 2023.

37. M. A. Qureshi, E. Lagunas and G. Kaddoum, "Reinforcement Learning for Link Adaptation and Channel Selection in LEO Satellite Cognitive Communications," in IEEE Communications Letters, 2023, doi: 10.1109/LCOMM.2023.3240363

38. T.S. Abdu, S. Kisseleff, E. Lagunas, S. Chatzinotas, B. Ottersten, “Demand-Aware Onboard Payload Processor Management for High Throughput NGSO Satellite Systems”, IEEE Transactions on Aerospace and Electronic Systems (TAES), February 2023 

2022

39. T. Van Chien, E. Lagunas, T. M. Hoang, S. Chatzinotas, B. Ottersten and L. Hanzo, "Space-Terrestrial Cooperation Over Spatially Correlated Channels Relying on Imperfect Channel Estimates: Uplink Performance Analysis and Optimization," in IEEE Transactions on Communications, doi: 10.1109/TCOMM.2022.3231880, Dec. 2022.

40. W.U. Khan, M.A. Javed, S. Zeadally, E. Lagunas, S. Chatzinotas, “Intelligent and Secure Radio Environments for 6G Vehicular Aided HetNets: Key Opportunities and Challenges”, accepted, IEEE Communications Standards Magazine, December 2022.

41. V. Monzon-Baeza, F. Ortiz, S. Herrero-Garcia, E. Lagunas, “Enhanced communications on satellite-based IoT systems to support maritime transportation services”, MDPI Sensors, Aug. 2022.  (https://www.mdpi.com/journal/sensors/special_issues/Satellite_IOT)

42. H. Al-Hraishawi, M. Kibria, E. Lagunas, S. Chatzinotas, B. Ottersten, "Joint Beam Hopping and Carrier Aggregation in High Throughput Multi-Beam Satellite Systems" in IEEE Access, vol. 10, pp. 122125-122135, 2022, doi: 10.1109/ACCESS.2022.3222468.

43. W.U. Khan, E. Lagunas, Z. Ali, M.A. Javed, M. Ahmed, S. Chatzinotas, B. Ottersten, P. Popovski, “Opportunities for Physical Layer Security in UAV Communication Enhanced with Intelligent Reflective Surfaces” IEEE Vehicular Technology Magazine, December 2022.

44. L. Chen, V. Ha, E. Lagunas, L. Wu, S. Chatzinotas, B. Ottersten, “The Next Generation of Beam Hopping Satellite Systems: Dynamic Beam Illumination with Selective Precoding” IEEE Trans. Wireless Communications, 2022.

45. M.M. Azari, et al., “Evolution of Non-Terrestrial Networks From 5G to 6G: A Survey”, in IEEE Communications Surveys & Tutorials, vol. 24, no. 4, pp. 2633-2672, Fourthquarter 2022, doi: 10.1109/COMST.2022.3199901. https://arxiv.org/abs/2107.06881

46. H. Al-Hraishawi, H. Chougrani, S. Kisseleff, E. Lagunas, S. Chatzinotas, “A Survey on Non-Geostationary Satellite Systems: The Communication Perspective”, in IEEE Communications Surveys & Tutorials, 2022, doi: 10.1109/COMST.2022.3197695.

47. T.S. Abdu, S. Kisseleff, E. Lagunas, S. Chatzinotas, B. Ottersten, “Demand and Interference Aware Adaptive Resource Management for High Throughput GEO Satellite Systems”, IEEE Open Journal of the Communications Society, vol. 3, pp. 759-775, 2022, doi: 10.1109/OJCOMS.2022.3167785.

48. W.U. Khan, M.A. Jamshed, E. Lagunas, S. Chatzinotas, X. Li, B. Ottersten, “Energy Efficiency Optimization for Backscatter Enhanced NOMA Cooperative V2X Communications under Imperfect CSI”, IEEE Transaction on Intelligent Transportation Systems (T-ITS), 2022.

49. V.P. Bui, T.V. Chien, E. Lagunas, J. Grotz, S. Chatzinotas, B. Ottersten, “Robust Congestion Control for Demand-Based Optimization in Precoded Multi-Beam High Throughput Satellite Communications“, IEEE Trans. On Communications, 2022.

50. P.J. Honnaiah, E. Lagunas, S. Chatzinotas, J. Krause “Interference-aware Demand-based User Scheduling in Precoded High Throughput Satellite Systems”, IEEE Open Journal of Vehicular Technology, vol. 3, pp. 120-137, 2022, doi: 10.1109/OJVT.2022.3161621.

51. F. Ortiz, L. Lei, E. Lagunas, R. Martinez, D. Tarchi, J. Querol, M. Salas-Natera, S. Chatzinotas, “Machine Learning for Radio Resource Management in Multibeam GEO Satellite Systems”, MDPI Electronics, 2022; 11(7):992. https://doi.org/10.3390/electronics11070992

52. A. Wang, L. Lei, E. Lagunas, A. Perez-Neira, S. Chatzinotas, B. Ottersten, “Joint Optimization of Beam-Hopping Design and NOMA-Assisted Transmission for Flexible Satellite Systems”,  in IEEE Transactions on Wireless Communications, vol. 21, no. 10, pp. 8846-8858, Oct. 2022.

2021 and earlier

53. E. Lagunas, M.G. Kibria, H. Al-, N. Maturo, S. Chatzinotas, “Precoded Cluster Hopping for Multibeam GEO Satellite Communication Systems” Frontiers in Signal Processing, Oct. 2021. https://www.frontiersin.org/articles/10.3389/frsip.2021.721682/full 

54. T.S. Abdu, S. Kisseleff, E. Lagunas, S. Chatzinotas, “Flexible Resource Optimization for GEO Satellite Communication System”, IEEE Trans. Wireless Communications, Jun. 2021.

55. E. Lagunas, A.I. Perez-Neira, M.A. Lagunas, M.A. Vazquez, B. Ottersten, “Regularized Zero-Forcing Precoding with Received-Interference Power Constraints for GEO Multibeam Satellite Communication Systems”, Frontiers in Space Technologies under Research Topic “Signal Processing for beyond 5G Non-Terrestrial Networks”, March 2021. https://www.frontiersin.org/articles/10.3389/frspt.2021.662883/full

56. H. Al-Hraishawi, N. Maturo, E. Lagunas, S. Chatzinotas, “Scheduling Design and Performance Analysis of Carrier Aggregation in Satellite Communication Systems”, IEEE Transactions on Vehicular Technology, 2021.

57. B. Shankar, E. Lagunas, S. Chatzinotas, B. Ottersten, “Precoding for Satellite Communications: Why, How and What next?”, in IEEE Commun. Letters, 2021.

58. S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, “Feasible Point Pursuit and Successive Convex Approximation for Transmit Power Minimization in SWIPT-Multicast Systems”, IEEE Transactions on Green Communications and Networking, Jan. 2021.

59. A. Wang, L. Lei, E. Lagunas, S. Chatzinotas, B. Ottersten, “Completion Time Minimization in NOMA Systems: Learning for Combinatorial Optimization”, IEEE Networking Letters, Jan. 2021.

60. A. Wang, L. Lei, E. Lagunas, A. Perez-Neira, S. Chatzinotas, B. Ottersten, “NOMA-Enabled Multi-Beam Satellite Systems: Joint Optimization to Overcome Offered-Requested Data Mismatches” IEEE Transactions on Vehicular Technology, July 2020. http://arxiv.org/abs/2007.04718

61. P.K. Korrai, E. Lagunas, A. Bandi, S.K. Sharma, S. Chatzinotas, B. Ottersten,  “Joint Power and Resource Block Allocation for Mixed-Numerology-Based 5G Downlink Under Imperfect CSI”, in IEEE Open Journal of the Communications Society, vol. 1, pp. 1583-1601, 2020

62. S. Kisselef, E. Lagunas, T.S. Abdu, S. Chatzinotas, B. Ottersten, “Radio Resource Management Techniques for Multibeam Satellite Systems”, IEEE Commun. Letters, 2020. https://arxiv.org/abs/2009.07534

63. O. Kodheli, E. Lagunas, et al., “A Survey on Satellite Communications in the New Space Era”, IEEE Communications Surveys and Tutorials, Oct. 2020 (https://arxiv.org/pdf/2002.08811.pdf)

64. S. Gautam, E. Lagunas, S.K. Sharma, S. Chatzinotas, B. Ottersten, L. Vandendorpe, “Throughput and Fairness Analysis of SWIPT-Multigroup Multicasting Systems with Heterogeneous Users”, IEEE Open Journal of the Communications Society, Sep. 2020.

65. L. Lei, E. Lagunas, Y. Yuan, M. Kibria, S. Chatzinotas, B. Ottersten, “Beam Illumination Pattern Design in Satellite Networks: Learning and Optimization for Efficient Beam Hopping”, IEEE Access, Jul. 2020.

66. M. G. Kibria, E. Launas, N. Maturo, H. Al-Hraishawi, S. Chatzinotas, “Carrier Aggregation in Satellite Communications: Impact and Performance Study”, IEEE Open Journal of the Communications Society, Sept. 2020.

67. E. Lagunas, C. Tsinos, S.K. Sharma, S. Chatzinotas, “5G Cellular and Satellite FSS Spectrum Coexistence: Out-of-Band emissions, LNB Saturation and Active Antenna Systems Impact”, IEEE Access.

68. A. Tato, S. Andrenacci, E. Lagunas, S. Chatzinotas, C. Mosquera, “Link Adaptation and SINR errors in Practical Multicast Multibeam Satellite Systems with Linear Precoding”, Int. J. Satellite Communications and Networking, 2020.

69. P.K. Korrai, E. Lagunas, S.K. Sharma, A. Bhandi, S. Chatzinotas, B. Ottersten, “A RAN Resource Slicing Mechanism for Multiplexing of eMBB and URLLC Services in OFDMA based 5G Wireless Networks”, IEEE Access, Feb 2020.

70. S. Gautam, E. Lagunas, A. Bandi, S.K. Sharma, T.X. Vu, S. Kisseleff, S. Chatzinotas, B. Ottersten, “Wireless Multi-group Multicast Precoding with Selective RF Energy Harvesting”, in IEEE Open Journal of the Communications Society, vol. 1, pp. 92-108, Dec. 2020.

71. S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, “Relay Selection and Resource Allocation for SWIPT in Multi-User OFDMA Systems”, IEEE Transactions on Wireless Communications, vol. 18, no. 5, pp. 2493-2508, May 2019.

72. X. Artiga, A. Pérez-Neira, J. Baranda, E. Lagunas, S. Chatzinotas, R. Zetik, P. Gorzki, K. Ntougias, D. Pérez, G. Ziaragkas, “Shared Access Satellite-Terrestrial Reconfigurable Backhaul Network enabled by Smart Antenna”, IEEE Network Magazine, special issue on Integration of Satellite and 5G Networks, vol 32, no. 5, pp. 46-53, Jul. 2018.

73. L. Lei, E. Lagunas, S. Chatzinotas, B. Ottersten, “NOMA Aided Interference Management for Full-Duplex Self-Backhauling HetNets”, IEEE Communications Letters, vol. 22, no. 8, pp. 1696-1699, Jun. 2018.

74. M. Shaat, E. Lagunas, A.I. Pérez-Neira, S. Chatzinotas, “Hybrid Terrestrial-Satellite Wireless Backhauling: Resource Management and benefits for 5G”, IEEE Vehicular Technology Magazine, vol. 13, no. 3, pp. 39-47, Sept. 2018.

75. S. Chatzinotas, B. Evans, A. Guidotti, V. Icolari, E. Lagunas, S. Maleki, S.K. Sharma, D. Tarchi, P. Thompson, A. Vanelli-Coralli, “Cognitive Approaches to Enhance Spectrum Availability for Satellite Systems”, Int. J. Satellite Communications and Networking, Nov. 2016.

76. S.K. Sharma, E. Lagunas, S. Chatzinotas, B. Ottersten, “Applications of Compressive Sensing in Cognitive Radio Communications: A Survey”, IEEE Communications Surveys and Tutorials, vol. PP, no. 99, Feb. 2016.

77. A. Pérez-Neira, J.M. Veciana, M.A. Vázquez, E. Lagunas, “Distributed Power Control with Received Power Constraints for Time-Area-Spectrum Licenses”, ELSEVIER Signal Processing, vol. 120, pp. 141-155, March 2016.

78. E. Lagunas, S.K. Sharma, S. Maleki, S. Chatzinotas, B. Ottersten, “Resource Allocation for Cognitive Satellite Communications with Incumbent Terrestrial Networks”, IEEE Trans. On Cognitive Communications and Networking, vol. 1, no.3, Nov 2015.

79. E.Lagunas and M.Nájar, “Spectral Feature Detection with Sub-Nyquist Sampling for Wideband Spectrum Sensing”, IEEE Tran. Wireless Communications, vol. 14, no. 7, pp. 3978-3990, July 2015.

80. E.Lagunas, M.G.Amin, F.Ahmad and M.Nájar, “Pattern Matching for Building Feature Extraction”, IEEE Geoscience and Remote Sensing Letters, vol. 11, no. 12, pp. 2193-2197, Dec 2013.

81. E.Lagunas, M.G.Amin, F.Ahmad and M.Nájar, “Determining Building Interior Structures Using Compressive Sensing”, SPIE Journal of Electronic Imaging, vol. 22, no. 2, Jan 2013.

82. E.Lagunas, M.G.Amin, F.Ahmad and M.Nájar, “Joint Wall Mitigation and Compressive Sensing for Indoor Image Reconstruction”, IEEE Trans. on Geoscience and Remote Sensing, vol. 51, no. 2, pp. 891 - 906, Dec 2012.

83. E.Lagunas, M. Nájar, “Sparse Correlation Matching-Based Spectrum Sensing for Open Spectrum Communications”, EURASIP Journal on Advances in Signal Processing, 2012, 2012:31. 

Book Chapters

1. F. Ortiz, E. Lagunas, J. Querol, S. Chatzinotas, “Artificial Intelligence in Non-terrestrial Networks: Innovations, Challenges, and the Road Ahead”, Chapter in " Non-Terrestrial Networks: Paving the Way towards Global Connectivity", Elsevier 2025 TBD.

2. H. Nguyen-Kha, V.N. Ha, E. Lagunas, S. Chatzinotas, “Dynamic Spectrum Sharing for Integrated Satellite-Terrestrial Networks”, Chapter in " Non-Terrestrial Networks: Paving the Way towards Global Connectivity", Elsevier 2025 TBD.

3. H. Al-Hraishawi, H. Chougrani, S. Kisseleff, E. Lagunas, S. Chatzinotas, “NGSO Systems Introduction and Challenge”, Chapter in "Non-Geostationary Satellite Communications Systems", IET 2022.

4. V.P. Bui, T.V. Chien, E. Lagunas, S. Chatzinotas, “Real-Time Optimization for Social Distancing”, Chapter in “Enabling Technologies for Social Distancing: Fundamentals, concepts and solutions”, IET Digital Library 2022, Book DOI: 10.1049/PBTE104E, ISBN: 9781839534904, https://digital-library.theiet.org/content/books/te/pbte104e

5. E. Lagunas, M. Navarro, P. Closas, M. Najar, R. Garcia, G. Floriach, Position Estimation for IR-UWB Systems: DPE, Multi-TOA approach and their Compressive Sensing-based Modeling, Chapter in “Positioning and Navigation in Complex Environments”, IGI Global Hershey, PA, USA, January 2018. Available: https://www.igi-global.com/chapter/position-estimation-for-ir-uwb-systems/195718

6. S.K. Sharma, E. Lagunas, C. Tsinos, S. Maleki, S. Chatzinotas, Spectral Coexistence for Next Generation Wireless Backhaul Networks, Chapter in “Access, Fronthaul and Backhaul Networks for 5G and Beyond”, Institution of Engineering and Technology (IET), Hertfordshire, UK, August 2017. Available: http://digital-library.theiet.org/content/books/10.1049/pbte074e_ch13

7. P. Closas, A. Conti, D. Dardari, N. Decarli, E. Falletti, C. Fernández-Prades, M. Reza Gholami, M. Nájar, E. Lagunas, M. Pini, M. Rydström, F. Sottile, E. G. Ström, Casting Signal Processing to Real-World Data, Chapter in "Satellite and Terrestrial Radio Positioning Techniques: A Signal Processing Perspective,"edited by D. Dardari, E. Falletti, M. Luise, Oxford, UK: Elsevier Academic Press, 2011. ISBN: 9780123820846. Available: https://www.elsevier.com/books/satellite-and-terrestrial-radio-positioning-techniques/dardari/978-0-12-382084-6

8. D. Dardari, M. Di Dio, A. Emmanuele, D. Fontanemma, S. Gezici, M. Reza, M. Kieffer, E. Lagunas, J. Louveaux, A. Mallat, M. Nájar, M. Navarro, M. Nicoli, L. Reggiani, M. Rydström, E. Ström, L. Vanderdorpe, F. Zanier, Innovative Signal Processing Techniques for Wireless Positioning, Chapter in "Satellite and Terrestrial Radio Positioning Techniques: A Signal Processing Perspective,"edited by D. Dardari, E. Falletti, M. Luise, Oxford, UK: Elsevier Academic Press, 2011. ISBN: 9780123820846. Available: https://www.elsevier.com/books/satellite-and-terrestrial-radio-positioning-techniques/dardari/978-0-12-382084-6

Conference Publications

1. Z. Abdullah, M.R. Camana, A.B.M. Adam, C.K. Sheemar, E. Lagunas, S. Chatzinotas, "Swarm Intelligence Optimization of Multi-RIS Aided MmWave Beamspace MIMO", 6G Radio Access Technology (6GRAT) Workshop, at IEEE Vehicular Technology (VTC-Spring), Oslo, Norway, 2025.

2. O. Aouedi, F. Ortiz, E. Lagunas, T.X. Vu, S. Chatzinotas, “Hybrid Model-Aided learning for 5G-NTN Handover in High Mobility Platforms”, INFOCOM 2025: Workshop on AI-Driven Integration of Terrestrial and Non-Terrestrial Networks (AITNTN), London, UK, May 2025.

3. F. Ortiz, E. Lagunas, M. Majamaa, A.B.M. Adam, L. Sormunen, T. Hamalainen, S. Chatzinotas, “Gen-AI for Radio Resource Management in Multi-Orbit 6G-NTN Systems”,  IEEE International Conference on Machine Learning for Communication and Networking (ICMLCN), Barcelona, Spain, 26-29 May 2024.

4. W.U. Khan, E. Lagunas, S. Chatzinotas, “Transmissive Beyond Diagonal RIS-Mounted LEO Communication for NOMA IoT Networks”, Workshop on Sustainable and Intelligent Green Internet of Things for 6G and Beyond (6GSIoT), IEEE Wireless Communications and Networking Conference (WCNC), Milan, Italy, Mar. 2025.

5. M. Camana, Z. Abdullah, C. Garcia-Moreta, E. Lagunas, S. Chatzinotas, “Rate-Splitting Multiple Access for a Multi-RIS-Assisted Cell-Free Network with Low-Resolution DACs”, IEEE Wireless Communications and Networking Conference (WCNC), Milan, Italy, Mar. 2025.

6. M. Al-Senwi, E. Lagunas, J. Querol, Y. Kyaw-Tun, S. Chatzinotas, “Resource Allocation Under Uncertainty for LEO Satellite Constellation Networks”, IEEE Wireless Communications and Networking Conference (WCNC), Milan, Italy, Mar. 2025.

7. D.H. Tran, N.V. Huynh, S. Kaada, V.N. Vo, E. Lagunas, S. Chatzinotas, "Network Energy Saving for 6G and Beyond: A Deep Reinforcement Learning Approach”, IEEE Wireless Communications and Networking Conference (WCNC), Milan, Italy, Mar. 2025.

8. J.A. Vasquez-Peralvo et al., “Beam Pattern Optimization for Integrated Sensing and Communication in UAV Applications”, European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, April 2025.

9. A. Zorkun, P.N. Vummadisetty, J.A. Vazquez-Peralvo, E. Lagunas, M. Abbak, S. Chatzinotas, “A Metasurface-Based Cross-Slot Aperture Coupled Antenna Array for Ku-Band Satellite Reception”, European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, April 2025.

10. W.U. Khan, Z. Ali, A. Mahmood, E. Lagunas, S.T. Shah, S. Chatzinotas, “CR-Enabled NOMA Integrated Non-Terrestrial IoT Networks with Transmissive RIS”, IEEE Global Communications Conference (IEEE GlobeCom) Workshop on “Sustainable and Intelligent Green IoT for 6G and Beyond”, Cape Town, South Africa, Dec. 2024.

11. T.S. Abdu, V.N. Ha, E. Lagunas, S. Chatzinotas, "Optimizing Resource Planning for Next-Generation Satellite Communication Systems”, IEEE Global Communications Conference (IEEE GlobeCom) Workshop on “Workshop on Emerging Topics in 6G Communication”, Cape Town, South Africa, Dec. 2024.

12. L.M. Garces et al., “Artificial Intelligence Satellite Telecommunication Testbed using Commercial Off-The-Shelf Chipsets”, ESA AI in and for Space Conference (SPAICE), Harwell, UK, Sept. 2024.

13. L. Chen, A. Wang, E. Lagunas, L. Lei, S. Chatzinotas, “Power Allocation and Beam Illumination Design for Time-Flexible Satellite Systems”, IEEE International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), Athens, Greece, Oct. 2024.

14. M. Al-Ansi, J. Querol, M. Alsenwi, E. Lagunas, S. Chatzinotas, "Enhancing Handover Performance in LEO Satellite Networks with Multi-Connectivity and Conditional Handover Approach", International Conference on Software, Telecommunications and Computer Networks (SoftCOM), Split, Croatia, Sep. 2024

15. H. Nguyen-Kha, V.N. Ha, E. Lagunas, S. Chatzinotas, J. Grotz, "Link-Selection Optimization for Integrated LEO Satellite and Terrestrial Systems in Urban Scenarios", IEEE Vehicular Technology Conference (VTC2024-Fall), Washington DC, USA, Oct 2024.

16. W.A. Martins, E. Lagunas, N. Skatchkovsky, F. Ortiz, G. Eappen, O. Simeone, B. Rajendran, S. Chatzinotas, “Satellite Adaptive Onboard Beamforming Using Neuromorphic Processors”, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Valencia, Spain, Sept. 2024.

17. W.U. Khan, C.K. Sheemar, Z. Abdullah, E. Lagunas, S. Chatzinotas, “Beyond Diagonal IRS Assisted Ultra Massive THz Systems: A Low Resolution Approach”, Integrated, Intelligent and Ubiquitous Connectivity for 6G Workshop in IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Valencia, Spain, Sept. 2024.

18. M. Al-Ansi, J. Querol, M. Al-Senwi, E. Lagunas, J. Bas, S. Chatzinotas, “Adaptive Carrier Aggregation for Enhanced Reliability in Multi-Band GEO Satellite Systems”, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Valencia, Spain, Sept. 2024.

19. M. Al-Senwi, E. Lagunas, J. Querol, M. Al-Ansi, S. Chatzinotas, “Flexible Synchronous Federated Learning Approach for LEO Satellite Constellation Networks”, IEEE International Mediterranean Conference on Communications and Networking (MeditCom), Workshop on AIML in Integrated Terrestrial And Non-Terrestrial Networks, Madrid, Spain, July 2024.

20. H.N. Kha, V.N. Ha, E. Lagunas, S. Chatzinotas, J. Grotz, "An Experimental Study of C-Band Channel Model in Integrated LEO Satellite and Terrestrial Systems ", IEEE International Mediterranean Conference on Communications and Networking (MeditCom), Madrid, Spain, July 2024.

21. A. Saifaldawla, F. Ortiz, E. Lagunas, S. Chatzinotas, “Convolutional Autoencoders for Non-Geostationary Satellite Interference Detection”, IEEE ICC 2024 Workshop on Satellite Mega-Constellations in the 6G Era, Denver, CO, USA, June 2024.

22. G.G. Lema, A. Bandi, E. Lagunas, B. Shankar, J. Grotz, "TMA-Based Beamforming For Next Generation Satellite Communication Applications", IEEE ICC 2024 Workshop on Satellite Mega-Constellations in the 6G Era, Denver, CO, USA, June 2024.

23. V.N. Ha, J.C. Merlano-Duncan, E. Lagunas, J. Querol, S. Chatzinotas, “Energy-Efficient Precoding and Feeder-Link-Beam Matching Design for Bent-Pipe SATCOM Systems” IEEE International Conference on Communications (ICC), Denver, CO, USA, June 2024.

24. A.B.M. Adam, M. Samy, C.E. Garcia, E. Lagunas, S. Chatzinotas, "Diffusion Model-based Signal Recovery in Coexisting Satellite and Terrestrial Networks", WCNC2024 Workshop: Beyond Connectivity: When Wireless Communications Meet Generative AI, Dubai, United Arab Emirates, April 2024.

25. C.K. Sheemar, S. Solanki, W.U. Khan, Z. Abdullah, E. Lagunas, S. Chatzinotas, “Reflecting Intelligent Surfaces Assisted High-Rank Ultra Massive MIMO Terahertz Channels”, WCNC 2024 Workshop on Reconfigurable Intelligent and Holographic Surfaces for 6G, Dubai, United Arab Emirates, April 2024.

26. J.L. Gonzalez-Rios, L. Martinez-Marrero, E. Lagunas, J. Krivochiza, L.M. Garces-Socarras, R. Palisetty, J.M. Duncan, S. Chatzinotas, “Doppler Shift in Precoded Multi-Gateway Satellite  Systems: Effects and Mitigation”, IEEE Wireless Communications and Networking Conference (WCNC), Dubai, United Arab Emirates, April 2024.

27. Z. Abdullah, E. Lagunas, S. Kisseleff, F. Zeppenfeldt, S. Chatzinotas, “Integrated Access and Backhaul via LEO Satellites with Inter-Satellite Links”, IEEE Wireless Communications and Networking Conference (WCNC), Dubai, United Arab Emirates, April 2024.

28. F. Ortiz, J.A. Vasquez-Peralvo, J. Querol, E. Lagunas, J.L. Gonzalez-Rios, M. Oliveira, L.M. Garces-Socarras, V. Monzon-Baeza, S. Chatzinotas, “Supervised Learning Based Real-Time Adaptive Beamforming On-Board Multibeam Satellites”, European Conference on Antennas and Propagation (EuCAP), Glasgow, Scottland, March 2024. https://arxiv.org/abs/2311.01334

29. J.A. Vasquez-Peralvo, J. Querol, E. Lagunas, F. Ortiz, M. Oliveira, L.M. Garces-Socarras, J.L. Gonzalez-Rios, S. Chatzinotas, “Genetic Algorithm-based Beamforming in Subarray Architectures for GEO Satellites”, European Conference on Antennas and Propagation (EuCAP), Glasgow, Scottland, March 2024. https://arxiv.org/abs/2311.01366

30. M.O. K. Mendonca, F.G. Ortiz-Gomez, J. Querol, E. Lagunas, J.A..Vasquez-Peralvo, V. Monzon, S. Chatzinotas and B. Ottersten, “Flexible Payload Configuration for Satellites using Machine Learning”, IEEE International Conference on Machine Learning for Communication and Networking (ICMLCN), Stockholm, Sweden, May 2024. https://arxiv.org/abs/2310.11966

31. F. Ortiz, J.A. Vasquez-Peralvo, J. Querol, E. Lagunas, L. Garces, J.L.  Gonzalez-Rios, V. Monzon, S. Chatzinotas, “Harnessing Supervised Learning for Adaptive Beamforming in Multibeam Satellite Systems”, IEEE International Conference on Machine Learning for Communication and Networking (ICMLCN), Stockholm, Sweden, May 2024. https://arxiv.org/abs/2309.14123

32. W.U. Khan, A. Mahmood, E. Lagunas, S. Chatzinotas, B. Ottersten, “Resource Optimization for Integrated Terrestrial Non-Terrestrial Networks Involving IRS”, IEEE Globecom Workshop on Sustainable and Intelligent Green Internet of Things for 6G and Beyond, Kuala Lumpur, Malasya, Dec. 2023.

33. W.U. Khan, E. Lagunas, A. Mahmood, Z. Ali, S. Chatzinotas, B. Ottersten, “Reconfigurable Intelligent Surfaces Enhanced NOMA D2D Communications Underlaying UAV Networks”, IEEE Globecom Workshop on Sustainable and Intelligent Green Internet of Things for 6G and Beyond, Kuala Lumpur, Malasya, Dec. 2023.

34. T. Mezgebo-Kebedew, V.N. Ha, E. Lagunas, D. Dung-Tran, J. Grotz, S. Chatzinotas, “Reinforcement Learning for QoE-Oriented Flexible Bandwidth Allocation Design in Wireless Communication Networks”, IEEE Globecom Workshop on Cellular UAV and Satellite Communications, Kuala Lumpur, Malasya, Dec. 2023.

35. M. Al-senwi, E. Lagunas, S. Chatzinotas, “CVaR-based Robust Beamforming Framework for Massive MIMO LEO Satellite Communications” IEEE Global Communications Conference (GLOBECOM), Kuala Lumpur, Malaysia, Dec. 2023

36. V.P. Bui, T.Q. Dinh, I. Leyva-Mayorga, S.R. Pandey, E. Lagunas, P. Popovski, “On-board Change Detection for Resource-Efficient Earth Observation with LEO Satellites”, IEEE Global Communications Conference (GLOBECOM), Kuala Lumpur, Malaysia, Dec. 2023.

37. M. Al-Ansi, J. Querol, E. Lagunas, S. Chatzinotas, “Single-Connectivity and Multi-Connectivity for Multi-Satellite 6G Communication Networks”, International Communications Satellite Systems Conference (ICSSC), Bradford (UK), Oct. 2023

38. M.O.K. Mendonca, E. Lagunas, A. Perez-Neira, J.A. Vasquez-Peralvo, S. Chatzinotas, B. Ottersten, “Managing User and Gateway Link Spectral Coexistence in LEO Satellite Systems via Hand-over”, International Communications Satellite Systems Conference (ICSSC), Bradford (UK), Oct. 2023

39. P.J. Honnaiah, F. Ortiz, E. Lagunas, S. Chatzinotas. “Feed-Forward Neural Networks to Overcome Complex Precoding Matrix Calculation in GEO Broadband Satellite Communication Systems” International Communications Satellite Systems Conference (ICSSC), Bradford (UK), Oct. 2023.

40. M. Jalali, F. Ortiz, E. Lagunas, S. Kisseleff, S. Chatzinotas, L. Emiliani, “LEO Satellite Beamforming for NGSO-GSO Interference Mitigation” International Communications Satellite Systems Conference (ICSSC), Bradford (UK), Oct. 2023.

41. A. Saifaldawla, F. Ortiz, E. Lagunas, S. Daoud, S. Chatzinotas, “NGSO-to--GSO Satellite Interference Detection based on Autoencoder”, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Toronto, Canada, Sept. 2023.

42. Z. Abdullah, S. Kisseleff, E. Lagunas, V.N. Ha, F. Zeppenfeldt, S. Chatzinotas, “Integrated Access and Backhaul via Satellite”, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Toronto, Canada, Sept. 2023.

43. S. Daoud, G. Eappen, F. Ortiz, E. Lagunas, W. Martins, S. Chatzinotas, “Interference Detection in Satellite Systems: Impact of Datasets on the Performance of CNN”, IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), Rhodes Island, Greece, June 2023.

44. W.U. Khan, E. Lagunas, A. Mahmood, S. Chatzinotas, B. Ottersten, “Energy-Efficient RIS-Enabled NOMA Communication for 6G LEO Satellite Networks”, IEEE Vehicular Technology Conference (VTC2023-Spring), 10-13 June, Florence, Italy.

45. V. Monzon-Baeza, F. Ortiz, E. Lagunas, T.S. Abdu, S. Chatzinotas “Multi-Criteria Ground Segment Dimensioning for Non-Geostationary Satellite Constellations”, European Conference on Networks and Communications (EUCnC), Gothenburg, Sweden, 6-9 June, 2023.

46. H. Nguyen-Kha, V.N. Ha, E. Lagunas, S. Chatzinotas, J. Grotz, “Two-tier User Association and Resource Allocation Design for Integrated Satellite-Terrestrial Networks”, ICC Workshop on Mega-Constellations in the 6G Era (6gsatcomnet), June 2023.

47. V.N. Ha, E. Lagunas, T. S. Abdu, H. Chaker, S. Chatzinotas, J. Grotz, “Large-Scale Beam Placement and Resource Allocation Design for MEO-Constellation SATCOM”, ICC Workshop on Mega-Constellations in the 6G Era (6gsatcomnet), June 2023.

48. T.S. Abdu, E. Lagunas, V.N. Ha, J. Grotz, S. Kisseleff S. Chatzinotas, “Demand-aware Flexible Handover Strategy for LEO Constellation”, ICC Workshop on Mega-Constellations in the 6G Era (6gsatcomnet), June 2023.

49. E. Lagunas, A. Perez-Neira, J. Grotz, S. Chatzinotas, B. Ottersten, “Beam Splash Mitigation for NGSO Spectrum Coexistence between Feeder and User Downlink”, Int. Workshop on Smart Antennas (WSA) and Conf. on Systems, Communications, and Coding (SCC), Braunschweig, Germany, Feb. 2023.

50. H. Nguyen-Kha, V.N. Ha, E. Lagunas, S. Chatzinotas, J. Grotz, “LEO-to-User Assignment and Resource Allocation for Uplink Transmit Power Minimization”, Int. Workshop on Smart Antennas (WSA) and Conf. on Systems, Communications, and Coding (SCC), Braunschweig, Germany, Feb. 2023.

51. T.Q. Dinh, S.H. Dau, E. Lagunas, S. Chatzinotas, “Efficient Hamiltonian Reduction for Quantum Annealing on SatCom Beam Placement Problem”, IEEE Int. Conf. on Commun. (ICC), Rome, Italy, June 2020.

52. T. Mezgebo-Kebedew, V.N. Ha, E. Lagunas, J. Grotz, S. Chatzinotas, “QoE-Oriented Resource Allocation Design Coping with Time Varying Demands in Wireless Communication Networks”, Vehicular Technology Conference (VTC2022-Fall), Beijing/London, Sept. 2022. 

53. W.U. Khan, E. Lagunas, A. Mahmood, Z. Ali, S. Chatzinotas, B. Ottersten, O.A. Dobre, “Integration of Backscatter Communication with Multi-cell NOMA: A Spectral Efficiency Optimization”, IEEE International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (IEEE CAMAD), Paris, France, June 2023.

54. V. Gupta, H. Al-Hraishawi, E. Lagunas, S. Chatzinotas, "Traffic-Aware Satellite Switch-off Technique for LEO Constellations" Workshop CelUAVSatCom in IEEE Global Communications Conference (GLOBECOM), Rio de Janeiro, Brasil, Dec. 2022.

55. W.U. Khan, Z. Ali, E. Lagunas, S. Chatzinotas, B. Ottersten, “Rate Splitting Multiple Access for Cognitive Radio GEO-LEO Co-Existing Satellite Networks”, IEEE Global Communications Conference (GLOBECOM), Rio de Janeiro, Brasil, Dec. 2022.

56. V.N. Ha, N.T. Ti, E. Lagunas, J. Duncan, S. Chatzinotas, “GEO Payload Power Minimization: Joint Precoding and Beam Hopping Design”, IEEE Global Communications Conference (GLOBECOM), Rio de Janeiro, Brasil, Dec. 2022.

57. M. Alsenwi, E. Lagunas, S. Chatzinotas, “Coexistence of eMBB and URLLC Services in Open Radio Access Networks: A Distributed Learning Framework” IEEE Global Communications Conference (GLOBECOM), Rio de Janeiro, Brasil, Dec. 2022.

58. A. Wang, L. Lei, X. Hu, E. Lagunas, A. Perez-Neira, S. Chatzinotas, “Adaptive Beam Pattern Selection and Resource Allocation for NOMA-Based LEO Satellite Systems”, IEEE Global Communications Conference (GLOBECOM), Rio de Janeiro, Brasil, Dec. 2022.

59. T.V. Chien, E. Lagunas, T.M. Hoang, S. Chatzinotas, B. Ottersten, L. Hanzo, “Power Allocation for Space-Terrestrial Cooperation Systems with Statistical CSI”, IEEE Global Communications Conference (GLOBECOM), Rio de Janeiro, Brasil, Dec. 2022.

60. V. Monzon-Baeza, E. Lagunas, H. Al-Hraishawi, S. Chatzinotas, “An Overview of Channel Models for NGSO Satellites”, Vehicular Technology Conference (VTC2022-Fall), Beijing/London, Sept. 2022. 

61. T.S. Abdu, S. Kisseleff, E. Lagunas, S. Chatzinotas, B. Ottersten, “Energy Efficient Sparse Precoding Design for Satellite Communication System”, Vehicular Technology Conference (VTC2022-Fall), Beijing/London, Sept. 2022. 

62. E. Lagunas, V.N. Ha, T.V. Chien, S. Andrenacci, N. Mazzali, S. Chatzinotas, “Multicast MMSE-based Precoded Satellite Systems: User Scheduling and Equivalent Channel Impact”, Vehicular Technology Conference (VTC2022-Fall), Beijing/London, Sept. 2022. 

63. P. Bui, T.V. Chien, E. Lagunas, J. Grotz, S. Chatzinotas, B. Ottersten, “Joint Beam Placement and Load Balancing Optimization for Non-Geostationary Satellite Systems”, IEEE International Mediterranean Conference on Communications and Networking (MeditCom), Athens, Greece, Sept. 2022.

64. P.J. Honnaiah, E. Lagunas, S. Chatzinotas, J. Krause, “Satellite Beam Densification for High-Demand Areas”, Advanced Satellite Multimedia Conference and Signal Processing for Space Communications Workshop (ASMS/SPSC), Gratz, Austria, Sep. 2022.

65. V.P. Bui, T.V. Chien, E. Lagunas, J. Grotz, S. Chatzinotas, B. Ottersten, '” Learning to Optimize: Balancing Two Conflict Metrics in MB-HTS Networks”, Advanced Satellite Multimedia Conference and Signal Processing for Space Communications Workshop (ASMS/SPSC), Gratz, Austria, Sep. 2022.

66. F. Ortiz, E. Lagunas, O. Simeone, B. Rajendran, W. Martins, T. Navarri, S. Chatzinotas, “Towards the Application of Neuromorphic Computing to Satellite Communications”, 39th International Communications Satellite Systems Conference (ICSSC), Stresa, Italy Oct 2022.

67. T.S. Abdu, S. Kisseleff, E. Lagunas, S. Chatzinotas, B. Ottersten, ”Joint Carrier Allocation and Precoding Optimization for Interference-limited GEO Satellite System”, 39th International Communications Satellite Systems Conference (ICSSC), Stresa, Italy Oct 2022.

68. M. Jalali, F. Ortiz-Gomez, E. Lagunas, S. Kisseleff, L.D. Emiliani, S. Chatzinotas, “Radio Regulation Compliance of NGSO Constellations' Interference towards GSO Ground Stations”, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Virtual Conference, Sept. 2022.

69. W.U. Khan, M.A. Jamshed, A. Mahmood, E. Lagunas, S. Chatzinotas, B. Ottersten, “Backscatter-Aided NOMA V2X Communication under Channel Estimation Errors”, IEEE VTC-Spring Conference, Helsinki, Finland, June 2022.

70. F. Ortiz, E. Lagunas, S. Chatzinotas, “Unsupervised Learning for User Scheduling in Multibeam Precoded GEO Satellite Systems”, European Conference on Networks and Communications (EUCnC), Grenoble, France, June 2022.

71. W.U. Khan, E. Lagunas, A. Mahmood, S. Chatzinotas, B. Ottersten, “When RIS Meets GEO Satellite Communications: A New Optimization Framework in 6G”, IEEE VTC-Spring Workshop on Sustainable and Intelligent Green Internet of Things for 6G and Beyond, Helsinki, Finland, 19-22 June 2022.

72. S. Kisseleff, E. Lagunas, J. Krivochiza, J. Querol, N. Maturo, L. Martinez-Marrero, J. Duncan, S. Chatzinotas, “Centralized Gateway Concept for Precoded Multi-beam GEO Satellite Networks”, IEEE VTC-fall workshop on Evolution of Non-Terrestrial Networks toward 6G, Sept. 2021.

73. T.S. Abdu, L. Lei, S. Kisseleff, E. Lagunas, S. Chatzinotas, B. Ottersten, “Precoding-Aided Bandwidth Optimization for High Throughput Satellite Systems”, IEEE 5G World Forum (5GWF), Montreal, Canada, Oct. 2021.

74. P.J. Honnaiah, E. Lagunas, N. Maturo, S. Chatzinotas, “'Clustering-based Adaptive Beam Footprint Design for 5G Urban Macro-Cell”, IEEE 5G World Forum (5GWF), Montreal, Canada, Oct. 2021.

75. P.J. Honnaiah, E. Lagunas, N. Maturo, S. Chatzinotas, “Demand-Aware Beam Design and User Scheduling for Precoded Multibeam GEO Satellite Systems”, International ITG Workshop on Smart Antennas (WSA), French Riviera, France, Nov. 2021.

76. T.S. Abdu, S. Kisseleff, E. Lagunas, S. Chatzinotas, “A Low-complexity Resource Optimization Technique for High Throughput Satellite”, Int. Symp. On Wireless Communication Systems (ISWCS), Berlin, Germany, Sept. 2021.

77. A. Wang, L. Lei, E. Lagunas, S. Chatzinotas, B. Ottersten, “Dual-DNN Assisted Optimization for Efficient Resource Scheduling in NOMA-Enabled Satellite Systems”, IEEE Global Communications Conference, Madrid, Spain, Dec. 2021.

78. T.S. Abdu, S. Kisseleff, E. Lagunas, S. Chatzinotas, “Power and Bandwidth Minimization for Demand-Aware GEO Satellite Systems”, IEEE Global Communications Conference, Madrid, Spain, Dec. 2021 T.V. Chien, E. Lagunas, T.H. Tung, S. Chatzinotas, B. Ottersten, “User Scheduling for Precoded Satellite Systems With Individual Quality of Service Constraints”, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Sep. 2021.

79. L. Chen, E. Lagunas, S. Chatzinotas, B. Ottersten, “Satellite Broadband Capacity-on-Demand: Dynamic Beam Illumination with Selective Precoding”, European Signal Processing Conference (EUSIPCO), Dublin, Ireland, Sept. 2021.

80. T.S. Abdu, S. Kisseleff, E. Lagunas, S. Chatzinotas, “Limits of Smart Radio Resource Assignment in GEO Satellite Communications”, IEEE Wireless Communications and Networking Conference (WCNC), Nanjing, China, April 2021.

81. P.J. Honnaiah, E. Lagunas, D. Spano, N. Maturo, S. Chatzinotas, “Demand-based Scheduling for Precoded Multibeam High-Throughput Satellite Systems”, IEEE Wireless Communications and Networking Conference (WCNC), Nanjing, China, April 2021.

82. A. Wang, L. Lei, E. Lagunas, S. Chatzinotas, A. Perez-Neira, B. Ottersten, “Joint Beam-Hopping Scheduling and Power Allocation in NOMA-Assisted Satellite Systems”, IEEE Wireless Communications and Networking Conference (WCNC), Nanjing, China, April 2021.

83. P.K. Kumar, E. Lagunas, S.K. Sharma, S. Chatzinotas, “Dynamic Resource Assignment for Heterogenous Services in 5G Downlink Under Imperfect CSI”, IEEE Vehicular Technology Conference (VTC-Spring), Helsinki, Finland, April 2021.

84. H. Al-Hraishawi, E. Lagunas, S. Chatzinotas, “Traffic Simulator for Broadband Satellite Communication Systems”, ASMS/SPSC Virtual Conference, Oct. 2020.

85. E. Lagunas, M. Kibria, H. Al-Hraishawi, N. Maturo, S. Chatzinotas, “Dealing with Non-Uniform Demands in Flexible GEO Satellites: The Carrier Aggregation Perspectives”, ASMS/SPSC Virtual Conference, 2020.

86. T.S. Abdu, E. Lagunas, S. Kisseleff, S. Chatzinotas, “Carrier and Power Assignment for Flexible Broadband GEO Satellite Communications System”, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Sept. 2020.

87. T.X. Vu, S. Chatzinotas, S. Gautam, E. Lagunas, B. Ottersten, “Joint Optimization for PS-based SWIPT Multiuser Systems with Non-linear Energy Harvesting”, IEEE Wireless Communications and Networking Conference (WCNC), Seoul, South Korea, April 2020.

88. E. Lagunas, A.I. Perez-Neira, M.A. Lagunas, M.A. Vazquez, “Transmit Beamforming Design With Received-Interference Power Constraints: The Zero-Forcing Relaxation”, IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), Barcelona, Spain, May 2020.

89. H. Al-Hraishawi, N. Maturo, E. Lagunas, S. Chatzinotas, “Perceptive Packet Scheduling for Carrier Aggregation in Satellite Communication Systems”, IEEE Int. Conf. on Commun. (ICC), Dublin, Ireland, June 2020.

90. S. Gautam, E. Lagunas, S. Kisseleff, S. Chatzinotas, B. Ottersten, “Successive Convex Approximation for Transmit Power Minimization in SWIPT-Multicast Systems”, IEEE Int. Conf. on Commun. (ICC), Dublin, Ireland, June 2020.

91. L. Lei, E. Lagunas, Y. Yuan, M. Kibria, S. Chatzinotas, B. Ottersten, “Deep Learning for Beam Hopping in Multibeam Satellite Systems”, IEEE Vehicular Technology Conference (VTC-Spring), Antwerp, Belgium, May 2020.

92. V. Joroughi, M. Kibria, E. Lagunas, B. Shankar, S. Chatzinotas, J. Grotz, S. Maleki, B. Ottersten, “Deploying Dynamic On-Board Signal Processing Schemes for Multibeam Satellite Systems”, IEEE Global Communications Conference (GLOBECOM), Waikoloa, HI, EEUU, Dec. 2019.

93. M. Kibria, E. Lagunas, N. Maturo, D. Spano, H. Al-Hraishawi, S. Chatzinotas, “Carrier Aggregation in Multi-Beam High Throughput Satellite Systems” IEEE Global Communications Conference (GLOBECOM), Waikoloa, HI, EEUU, Dec. 2019.

94. M. Kibria, E. Lagunas, N. Maturo, D. Spano, S. Chatzinotas, “Precoded Cluster Hopping in Multi-Beam High Throughput Satellite System” IEEE Global Communications Conference (GLOBECOM), Waikoloa, HI, EEUU, Dec. 2019.

95. P. Kumar, E. Lagunas, S.K. Sharma, S. Vuppala, S. Chatzinotas, B. Ottersten, “Slicing based Resource Allocation for Multiplexing of eMBB and URLLC services in 5G Wireless Networks”, IEEE International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), Limassol, Cyprus, Sept. 2019.

96. S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, “Wireless Multi-group Multicast Precoding with Selective RF Energy Harvesting”, European Signal Processing Conference (EUSIPCO), A Coruña, Spain, Sept. 2019.

97. E. Lagunas, L. Lei, S. Chatzinotas, B. Ottersten, “Satellite Links Integrated in 5G Backhaul Networks: An Iterative Joint Power and Flow Assignment”, European Signal Processing Conference (EUSIPCO), A Coruña, Spain, Sept. 2019.

98. A. Wang, L. Lei, E. Lagunas, A.I. Perez-Neira, S. Chatzinotas, B. Ottersten, “On Fairness Optimization for NOMA-Enabled Multi-Beam Satellite Systems”, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Istanbul, Turkey, Sept. 2019.

99. P. Kumar, E. Lagunas, S.K. Sharma, S. Vuppala, S. Chatzinotas, B. Ottersten, “ Active Online Learning Techniques for Dynamic Spectrum Access”, International Conference on Cognitive Radio Oriented Wireless Networks (CROWNCOM), Poznan, Poland, June 2019.

100. S. Gautam, E. Lagunas, S. Vuppala, S. Chatzinotas, B. Ottersten, “ A Princing Perspective for SWIPT in OFDM-based Multi-User Wireless Cooperative Systems”, IEEE Wireless Communications and Networking Conference (WCNC), Marrakech, Morroco, April 2019.

101. E. Lagunas, L. Lei, S. Chatzinotas, B. Ottersten, “Power and Flow Assignment for 5G Integrated Terrestrial-Satellite Backhaul Networks”, IEEE Wireless Communications and Networking Conference (WCNC), Marrakech, Morroco, April 2019.

102. S. Gautam, E. Lagunas, S. Vuppala, S. Chatzinotas, B. Ottersten, “ QoS-Constrained Sum-Harvested Energy Maximization in OFDMA-based Wireless Cooperative Networks”, IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS), Indore, India, Dec. 2018.

103. V. Joroughi, E. Lagunas, S. Andrenacci, N. Maturo, S. Chatzinotas, J. Grotz, B. Ottersten, “Deploying Joint Beam Hopping and Precoding in Multibeam Satellite Networks”, IEEE Global Conference on Signal and Information Processing (GlobalSIP), Anaheim, CA USA, Nov. 2018.

104. E. Lagunas, S. Andrenacci, S. Chatzinotas, B. Ottersten, “Corss-Layer Forward Packet Scheduling for Emerging Broadband Satellite Networks”, Advanced Satellite Multimedia Systems Conference (ASMS) and Signal Processing for Space Communications Workshop (SPSC), Berlin, Germany, Sept. 2018.

105. S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, “Sequential Resource Distribution Technique for Multi-User OFDM-SWIPT based Cooperative Networks”, IEEE Global Communications Conference (GLOBECOM), Abu Dhabi, UAE, Dec. 2018.

106. E. Lagunas, A.G. Marques, S. Chatzinotas, B. Ottersten, “Graph Similarity based on Laplacian Matrix Matching”, European Signal Processing Conference (EUSIPCO), Rome, Italy, Sept 2018.

107. S. Gautam, E. Lagunas, S. Chatzinotas, B. Ottersten, “Resource Allocation and Relay Selection for Multi-User OFDM-Based Cooperative Networks with SWIPT”, Int. Symp. On Wireless Communication Systems (ISWCS), Lisbon, Portugal, Aug 2018.

108. E. Lagunas, S. Chatzinotas, B. Ottersten, “Fair Carrier Allocation for 5G Integrated Satellite-Terrestrial Backhaul Networks”, International Conference on Communications (ICT), Saint-Malo, France, June 2018.

109. S. Gautam, E. Lagunas, S.K. Sharma, S. Chatzinotas, B. Ottersten, “Relay Selection Strategies for SWIPT-Enabled Cooperative Wireless Systems” IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Montreal, Canada, Oct. 2017.

110. E. Lagunas, L. Rugini, “Performance of the Compressive Sensing Based Energy Detector” IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), Montreal, Canada, Oct. 2017.

111. L. Lei, E. Lagunas, S. Maleki, Q. He, S. Chatzinotas, B. Ottersten, “Energy Optimization for Full-Duplex Self-Backhauled HetNet with Non-Orthogonal Multiple Access”, IEEE Int. Workshop on Sig. Process. Advances in Wireless Commun. (SPAWC), Sapporo, Japan, Jul. 2017.

112. X. Artiga, M.A. Vázquez, A. Pérez-Neira, C. Tsinos, E. Lagunas, S. Chatzinotas, V. Ramireddy, C. Steinmetz, R. Zetik, K. Ntougias, D. Ntakios, C.B. Papadias, “Spectrum Sharing in Hybrid Terrestrial-Satellite Backhaul Networks in the Ka-Band”, European Conference on Networks and Communications (EUCnC), Oulu, Finland, Jun. 2017.

113. E. Lagunas, L. Lei, S. Maleki, S. Chatzinotas, B. Ottersten, “Power Allocation for In-Band Full-Duplex Self-Backhauling”, Int. Conf. on Telecommunications and Signal Processing (TSP), Barcelona, Spain, Jul. 2017.

114. E. Lagunas, S. Maleki, L. Lei, C. Tsinos, S. Chatzinotas, B. Ottersten, “Carrier Allocation for Hybrid Satellite-Terrestrial Backhaul Networks”, Workshop on Satellite Communications: Challenges and Integration in the 5G ecosystem, IEEE Int. Conf. on Commun. (ICC), Paris, France, May 2017.

115. E. Lagunas, S.K. Sharma, S. Chatzinotas, B. Ottersten, “Compressive Sensing Based Energy Detector”, European Signal Processing Conference (EUSIPCO), Budapest, Hungary, Sept 2016.

116. E. Lagunas, S. Maleki, M. Soltanalian, S. Chatzinotas, A. Pérez-Neira, B. Ottersten, “Power and Rate Allocation in Cognitive Satellite Uplink Networks”, IEEE Int. Conf. on Commun. (ICC), Kuala Lumpur, Malaysia, May 2016.

117. E. Lagunas, S.K. Sharma, S. Chatzinotas, B. Ottersten, “CS-Based Target Counting and Localization Exploiting Joint Sparsity”, IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), Shanghai, China, Mar 2016.

118. E. Lagunas, S.K. Sharma, S. Maleki, S. Chatzinotas, B. Ottersten, “Impact of Terrain Aware Interference Modeling on the Throughput of Cognitive Ka-Band Satellite Systems”, Ka and Broadband Communications Conference (KaConf), Bologna, Italy, Oct 2015.

119. B. Evans, P. Thompson, E. Lagunas, S.K. Sharma, D. Tarchi and V. Icolari, “Extending the Usable Ka Band Spectrum for Satellite Communications: The CoRaSat Project”, Advanced Next Generation Broadband Satellite Systems Workshop, International Conference on Wireless and Satellite Systems (WiSATS, formerly PSATS), Bradford, UK, July 2015.

120. E. Lagunas, S.K. Sharma, S. Maleki, S. Chatzinotas, B. Ottersten, “Power Control for Satellite Uplink and Terrestrial Fixed-Service Co-existence in Ka-band”, IEEE Vehicular Technology Conference (VTC-Fall), Boston, USA, Sept 2015.

121. E. Lagunas, M.G.Amin and F.Ahmad, “Through-the-Wall Radar Imaging for Heterogeneous Walls using Compressive Sensing”, Int. Workshop on Compressive Sensing Theory and its Applications to Radar, Sonar and Remote Sensing (CoSeRa), Pisa, Italy, Jun 2015.

122. Guidotti, V. Icolari, D. Tarchi, A. Vanelli-Coralli, S.K. Sharma, E. Lagunas, S. Maleki, S. Chatzinotas, J. Grotz, J. Krause, E. Corbel, B. Evans, P. Thompson,“Spectrum Awareness and Exploitation for Cognitive Satellite Communications”, European Conference on Networks and Communications (EuCNC), Paris, France, Jun 2015.

123. S.K. Sharma, E. Lagunas, S. Maleki, S. Chatzinotas, J. Grotz, J. Krause, B. Ottersten, “Resource Allocation for Cognitive Satellite Communications in Ka-band (17.7-19.7 GHz)”, Workshop on Cognitive Radios and Networks for Spectrum Coexistence of Satellite and Terrestrial Systems, IEEE Int. Conf. On Communications (ICC), London, UK, Jun 2015.

124. E. Lagunas, S.K. Sharma, S. Maleki, S. Chatzinotas, J. Grotz, J. Krause, B. Ottersten, “Resource Allocation for Cognitive Satellite Uplink and Fixed-Service Terrestrial Coexistence in Ka-band”, International Conference on Cognitive Radio Oriented Wireless Networks (CROWNCOM), Doha, Qatar, Apr 2015.

125. E. Lagunas, M. Nájar, M. Navarro, P. Closas, “Spatial Sparsity Based Direct Positioning for IR-UWB in IEEE 802.15.4a Channels”, IEEE Int. Conf. UltraWide-Band (ICUWB), Paris, France, Sep 2014.

126. E. Lagunas, M. Nájar, “Compressive Spectrum Sensing in the Presence of Multiple Primary Users and Interference: Comparison of Sparse Reconstruction Strategies”, European Signal Processing Conference (EUSIPCO), Lisbon, Portugal, Sep 2014.

127. E. Lagunas, M. Nájar, “Robust Primary User Identification using Compressive Sensing for Cognitive Radios”, IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), Florence, Italy, 4-9 May 2014.

128. E. Lagunas, M. Nájar, “Sparsity-Based Primary User for Cognitive Radio”, 4th COST Action IC0902 Workshop: Cognitive Radio and Networking for Cooperative Coexistence of Heterogeneous Wireless Networks, Rome, Italy, Oct 9-11, 2013.

129. E.Lagunas, M.Nájar , M.G.Amin, and F.Ahmad, “Correlation Matching Approach for Through-Wall Corner Detection”, Int. Workshop on Compressive Sensing Applied to Radar (CoSeRa), Bonn, Germany, Sep 2013.

130. E.Lagunas and M.Nájar, “Compressive Spectrum Sensing Based on Spectral Feature Detection”, Cognitive Radio Advances, Applications and Future Emerging Technologies (CRAFT) Workshop, International Symposium on Wireless Communication Systems (ISWCS), Ilmenau, Germany, Aug 2013.

131. E.Lagunas, M.G.Amin, F.Ahmad and M.Nájar, “Improved Interior Wall Detection Using Designated Dictionaries in Compressive Urban Sensing Problems”,  SPIE Symposium on Defense, Security, and Sensing, Compressive Sensing Conference, Baltimore, MD, Apr 2013.

132. E.Lagunas and M.Nájar, “Spectral Feature Detection for Spectrum Sensing”, in Proceedings of Barcelona Forum on Ph.D. Research in Information and Communication Technologies, Barcelona, Spain, Oct 2012.

133. E.Lagunas, M.G.Amin, F.Ahmad and M.Nájar, “Sparsity-Based Radar Imaging of Building Structures”, European Signal Processing Conference (EUSIPCO), Bucharest, Romania, August 27-31, 2012.

134. E.Lagunas, M.G.Amin, F.Ahmad and M.Nájar, “Compressive Sensing for Through-the-Wall Radar Imaging of Stationary Scenes using Arbitrary Data Measurements”, International Conference On Information Science, Signal Processing and their Applications (ISSPA), Montreal, Canada, Jul 3-5, 2012.

135. E.Lagunas, M.G.Amin, F.Ahmad and M.Nájar, “Wall Mitigation Techniques for Indoor Sensing within the Compressive Sensing Framework”, IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM), Hoboken, NJ, USA, Jun 17-20, 2012.

136. E.Lagunas, M.Nájar, “New Sparse Spectral Estimation based on Correlation Matching for Spectrum Sensing”, 2nd COST Action IC0902 Workshop: Cognitive Radio and Networking for Cooperative Coexistence of Heterogeneous Wireless Networks, Castelldefels, Spain, Oct 5-7, 2011.

137. E.Lagunas, M.Nájar, “Spectrum Sensing based on Correlation Matching: 2D Candidate Methods”, 1st Int. Summer School on Cognitive Wireless Communications, Florence, Italy, July 12-15, 2011.

138. E.Lagunas, M.Nájar and M.A. Lagunas, “Space-Time-Frequency candidate Methods for Spectrum Sensing”, European Signal Processing Conference (EUSIPCO), Barcelona, Spain, August 29- September 2, 2011.

139. E.Lagunas and M.Nájar, “Sparse Channel Estimation based on Compressed Sensing for Ultra WideBand Systems”, in IEEE Int. Conference on Ultra WideBand (ICUWB), Bologna, Italy, September 14-16, 2011.

140. E.Lagunas, M.Nájar and M.Navarro, “Joint TOA and DOA Estimation Compliant with IEEE 802.15.4a Standard”, in IEEE International Symposium on Wireless Pervasive Computing (ISWPC), Modena, Italy, 5-7 May, 2010.

141. E.Lagunas, L.Taponecco, M.Nájar  and A.D’Amico, “TOA Estimation in UWB: Comparison between Time and Frequency Domain Processing”, in 2nd International ICST Conference on Mobile Lightweight Wireless Systems (MOBILIGHT),  Barcelona, Spain, 10-12 May, 2010.

142. A.Dhital, P.Closas, C.Fernández, J.Arribas, F.Sotille, M.A.Spirito, Z.Xiong, E.Lagunas and M.Nájar, “Evaluation of Tracking Algorithms using the NEWCOM++ WPRB Database Measurements”, in Future Network and Mobile Summit (FUNEMS) within the NewCom++ Dissemination Day,  Florence, Italy, 16-18 June, 2010.

143. F.Sottile, M.A.Spirito, P.Closas, J.Arribas, C.Fernández, M.Nájar, E.Lagunas, D. Dardari, N. Decarli, A. Conti and M. Guerra, “Evaluation of Tracking Algorithms using Heterogeneous Technologies”, in IEEE GLOBECOM 2010, Miami, Florida, 6-10 December, 2010.  

144. E.Lagunas, M.Nájar and M.Navarro, “UWB Joint TOA and DOA estimation”, in IEEE International Conference on UWB, Vancouver, Canada, 9-11 September, 2009.