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Rate Splitting Multiple Access for Next Generation Cognitive Radio Enabled LEO Satellite Networks


Aug 07, 2022
ali Ullah Khan, Zain Ali, Eva Lagunas, Asad Mahmood, Muhammad Asif, Asim Ihsan, Symeon Chatzinotas, Björn Ottersten, Octavia A. Dobre

* 10,9. arXiv admin note: substantial text overlap with arXiv:2208.02924 

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Rate Splitting Multiple Access for Cognitive Radio GEO-LEO Co-Existing Satellite Networks


Aug 04, 2022
Wali Ullah Khan, Zain Ali, Eva Lagunas, Symeon Chatzinotas, Björn Ottersten

* 6,5 

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Joint Beam Placement and Load Balancing Optimization for Non-Geostationary Satellite Systems


Jul 29, 2022
Van Phuc Bui, Trinh Van Chien, Eva Lagunas, Joël Grotz, Symeon Chatzinotas, Björn Ottersten

* 6 pages, 4 figures, and 1 table. Accepted to present at the IEEE MeditCom 2022 

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Joint Beam Hopping and Carrier Aggregation in High Throughput Multi-Beam Satellite Systems


Jun 24, 2022
Mirza Golam Kibria, Hayder Al-Hraishawi, Eva Lagunas, Symeon Chatzinotas, Björn Ottersten


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Integration of NOMA with Reflecting Intelligent Surfaces: A Multi-cell Optimization with SIC Decoding Errors


May 06, 2022
Wali Ullah Khan, Eva Lagunas, Zain Ali, Symeon Chatzinotas, Björn Ottersten


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Opportunities for Physical Layer Security in UAV Communication Enhanced with Intelligent Reflective Surfaces


Mar 31, 2022
Wali Ullah Khan, Eva Lagunas, Zain Ali, Muhammad Awais Javed, Manzoor Ahmed, Symeon Chatzinotas, Björn Ottersten, Petar Popovski


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Energy Efficiency Optimization for Backscatter Enhanced NOMA Cooperative V2X Communications under Imperfect CSI


Feb 16, 2022
Wali Ullah Khan, Muhammad Ali Jamshed, Eva Lagunas, Symeon Chatzinotas, Xingwang Li, Bjorn Ottersten


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Backscatter-Aided NOMA V2X Communication under Channel Estimation Errors


Feb 03, 2022
Wali Ullah Khan, Muhammad Ali Jamshed, Asad Mahmood, Eva Lagunas, Symeon Chatzinotas, Bjorn Ottersten


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When RIS Meets GEO Satellite Communications: A New Optimization Framework in 6G


Feb 01, 2022
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Symeon Chatzinotas, Bjorn Ottersten

* 6, 5, IEEE ICC 2022 

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