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Karl-Ludwig Besser

Assistant Professor

Karl-Ludwig Besser is an Assistant Professor in the Division of Communication Systems, Department of Electrical Engineering, Linköping University, Sweden.

He received his Dipl.-Ing. degree in electrical engineering from Technische Universität Dresden, Germany in 2018 and his PhD in January 2022 from Technische Universität Braunschweig, Germany. From March 2023 to December 2024, he was a postdoctoral research fellow at the Department of Electrical and Computer Engineering at Princeton University, NJ, USA. Since January 2025, he is working at Linköping University.

Research Interests

His research interests include ultra-reliable communications, resilience of communication systems, copulas, physical layer security, and the application of machine learning in communications.

More information can be found on his personal webpage and on Google Scholar.

Publications

2026

Bile Peng, Bihan Guo, Karl-Ludwig Besser, Luca Kunz, Zhengyang Li, Ramprasad Raghunath, Anke Schmeink, Eduard Axel Jorswieck, Giuseppe Caire, H. Vincent Poor (2026) Distributed Unsupervised Learning for Combinatorial User Assignment in mmWave Cell-Free Massive MIMO Using Graph Neural Networks IEEE Transactions on Wireless Communications, Vol. 25, p. 18531-18546 (Article in journal) https://dx.doi.org/10.1109/TWC.2026.3701822
Karl-Ludwig Besser (2026) On the Distribution of a Two-Dimensional Random Walk With Restricted Angles IEEE Transactions on Signal Processing, Vol. 74, p. 2316-2330 (Article in journal) https://dx.doi.org/10.1109/tsp.2026.3694607
Irshad A. Meer, Karl-Ludwig Besser, Mustafa Ozger, Dominic A. Schupke, H. Vincent Poor, Cicek Cavdar (2026) Hierarchical Multi-Agent DRL-Based Dynamic Cluster Reconfiguration for UAV Mobility Management IEEE Transactions on Cognitive Communications and Networking, Vol. 12, p. 4957-4971 (Article in journal) https://dx.doi.org/10.1109/TCCN.2025.3646157

2025

Bile Peng, Karl-Ludwig Besser, Shanpu Shen, Finn Siegismund-Poschmann, Ramprasad Raghunath, Daniel M. Mittleman, Vahid Jamali, Eduard A. Jorswieck (2025) RIS-Assisted NOMA with Partial CSI and Mutual Coupling: A Machine Learning Approach Proceedings - IEEE Global Communications Conference, GLOBECOM, p. 4927-4933 (Conference paper) https://dx.doi.org/10.1109/GLOBECOM59602.2025.11432350
Athin Mohan, Karl-Ludwig Besser, Christian Deppe, Rafael F. Schaefer, H. Vincent Poor (2025) Analysis of Superdense Coding Based Communication Systems with an Entanglement Budget Proceedings - IEEE Global Communications Conference, GLOBECOM, p. 435-440 (Conference paper) https://dx.doi.org/10.1109/GLOBECOM59602.2025.11431683

Karl-Ludwig Besser, On the Distribution of a Two-Dimensional Random Walk with Restricted Angles, IEEE Transactions on Signal Processing, vol. 74, pp. 2316-2330 (2026)  https://doi.org/10.1109/TSP.2026.3694607  https://arxiv.org/abs/2507.15475

Irshad A. Meer, Karl-Ludwig Besser, Mustafa Ozger, Dominic Schupke, H. Vincent Poor, Cicek Cavdar, Hierarchical Multi-Agent DRL Based Dynamic Cluster Reconfiguration for UAV Mobility Management, IEEE Transactions on Cognitive Communications and Networking, vol. 12, pp. 4957-4971 (2026)  https://doi.org/10.1109/TCCN.2025.3646157  https://arxiv.org/abs/2412.16167

Karl-Ludwig Besser, Rafael F. Schaefer, H. Vincent Poor, Building Resilience in Wireless Communication Systems With a Secret-Key Budget, IEEE Transactions on Communications, vol. 73, no. 11, pp. 12473-12486, Nov (2025)  https://doi.org/10.1109/TCOMM.2025.3577649  https://arxiv.org/abs/2407.11604

Bile Peng, Karl-Ludwig Besser, Shanpu Shen, Finn Siegismund-Poschmann, Ramprasad Raghunath, Daniel Mittleman, Vahid Jamali, Eduard A. Jorswieck, RISnet: A Domain-Knowledge Driven Neural Network Architecture for RIS Optimization with Mutual Coupling and Partial CSI, IEEE Transactions on Wireless Communications, vol. 24, no. 5, pp. 4469-4482, May (2025)  https://doi.org/10.1109/TWC.2025.3536178  https://arxiv.org/abs/2403.04028

Karl-Ludwig Besser, Eduard A. Jorswieck, Justin P. Coon, An Efficient Frequency Diversity Scheme for Ultra-Reliable Communications in Two-Path Fading Channels, Journal of Communications and Networks, vol. 26, no. 4, pp. 409-423, Aug (2024)  https://doi.org/10.23919/JCN.2024.000031  https://arxiv.org/abs/2206.13459