Caio Marciano Santos, Abdelrahmane Moawad, Mohammad Behnam Shariati, Robert Emmerich, Pooyan Safari, Colja Schubert, Johannes Fischer Experimental Dataset for Developing and Testing ML Models in Optical Communication Systems,
Vol. 16, Issue 11, pp. G1-G10 (2024), July 2024, doi: https://doi.org/10.1364/JOCN.531788, arXiv: https://opg.optica.org/jocn/abstract.cfm?uri=jocn-16-11-G1, Open Access
Angela Mitrovska, Pooyan Safari, Kerstin Ritter, Mohammad Behnam Shariati, Johannes Fischer Secure federated learning for Alzheimer's disease detection,
Frontiers in Aging Neuroscience, vol. Volume 16, July 2024, doi: https://doi.org/10.3389/fnagi.2024.1324032
2022
Matheus Ribeiro Sena, Pratim Hazarika, Caio Marciano Santos, Bruno Correia, Robert Emmerich, Mohammad Behnam Shariati, Antonio Napoli, Vittorio Curri, Wladek Forysiak, Colja Schubert, Johannes Fischer, Ronald Freund Advanced DSP-based Monitoring for Spatially resolved and Wavelength-dependent Amplifier Gain Estimation and Fault Location in C+L-band Systems,
Journal of Lightwave Technology, IEEE, ISSN: 1558-2213, pp. 1-10, September 2022, doi: 10.1109/JLT.2022.3208209, arXiv: https://ieeexplore.ieee.org/document/9896153, Open Access
Takeshi Hoshida, Vittorio Curri, Lidia Galdino, David T. Neilson, Wladek Forysiak, Johannes Fischer, Tomoyuki Kato, Pierluigi Poggiolini Ultrawideband Systems and Networks: Beyond C+L -Band,
Proceedings of the IEEE, IEEE, pp. 1-17, September 2022, doi: 10.1109/JPROC.2022.3202103, arXiv: https://ieeexplore.ieee.org/document/9893169, Open Access
Geronimo Bergk, Mohammad Behnam Shariati, Pooyan Safari, Johannes Fischer ML-assisted QoT estimation: a dataset collection and data visualization for dataset quality evaluation,
Journal of Optical Communications and Networking, IEEE, ISSN: 1943-0620, vol. 14, no. 3, pp. 43 - 55, March 2022, doi: 10.1364/JOCN.442733
Gabriele Di Rosa, Robert Emmerich, Matheus Ribeiro Sena, Johannes Fischer, Colja Schubert, Ronald Freund, Andre Richter Characterization, Monitoring, and Mitigation of Standard C-Band Transceivers I/Q Imbalance in Multiband Systems,
Journal of Lightwave Technology, IEEE, ISSN: 1558-2213, February 2022, doi: 10.1109/JLT.2022.3154888, arXiv: https://ieeexplore.ieee.org/document/9723008, Open Access
2021
Geronimo Bergk, Mohammad Behnam Shariati, Pooyan Safari, Johannes Fischer ML-assisted QoT estimation: a dataset collection and data visualization for dataset quality evaluation,
Journal of Optical Communications and Networking , IEEE, vol. 14, no. 3, December 2021, doi: 10.1364/JOCN.442733, arXiv: https://ieeexplore.ieee.org/document/9655768/authors#authors
Mohammad Behnam Shariati, Luis Velasco, J.J. Pedreno-Manresa, Annika Dochhan, R. Casellas, A. S. Muqaddas, O. González de Dios, L. Luque Canto, Bodo Lent, J. E. Lopez de Vergara, S. López-Buedo, F.J. Moreno, P. Pavón, Marc Ruiz, S. Patri, A. Giorgetti, F. Cugini, A. Sgambelluri, R. Nejabati, Dimitra Simeonidou, Ralf-Peter Braun, A. Autenrieth, Jörg-Peter Elbers, Johannes Fischer, Ronald Freund Demonstration of latency-aware 5G network slicing on optical metro networks ,
Journal of Optical Communications and Networking, Optical Society of America, vol. 14, no. 1, pp. A81-A90, November 2021, doi: 10.1364/JOCN.438951, arXiv: https://www.osapublishing.org/jocn/abstract.cfm?URI=jocn-14-1-A81
Mohammad Behnam Shariati, Luis Velasco, J.J. Pedreno-Manresa, Annika Dochhan, R. Casellas, A. S. Muqaddas, O. González de Dios, L. Luque Canto, Bodo Lent, J. E. Lopez de Vergara, S. López-Buedo, F.J. Moreno, P. Pavón, Marc Ruiz, S. Patri, A. Giorgetti, F. Cugini, A. Sgambelluri, R. Nejabati, Dimitra Simeonidou, Ralf-Peter Braun, A. Autenrieth, Jörg-Peter Elbers, Johannes K. Fischer, Ronald Freund Demonstration of latency-aware 5G network slicing on optical metro networks,
Journal of Optical Communications and Networking , IEEE, ISSN: 1943-0620, vol. 14, no. 1, pp. A81 - A90, November 2021, doi: 10.1364/JOCN.438951, Invited Paper
Matheus Ribeiro Sena, Robert Emmerich, Mohammad Behnam Shariati, Caio Marciano Santos, Johannes K. Fischer, Ronald Freund DSP-Based Link Tomography for Amplifier Gain Estimation and Anomaly Detection in C+L-Band Systems ,
IEEE/OPTICA Journal of Lightwave Technology , November 2021, arXiv: https://opg.optica.org/jlt/abstract.cfm?uri=jlt-40-11-3395
Johannes Fischer Network Slicing for Improving Public Safety,
5G Infrastructure PPP Trials & Pilots Brochure, May 2021
Johannes Fischer Network Slicing for Improving Public Safety,
5G Infrastructure PPP Trials & Pilots Brochure, May 2021
Matheus Ribeiro Sena, Mustafa Sezer Erkilinc, Thomas Dippon, Mohammad Behnam Shariati, Robert Emmerich, Johannes Fischer, Ronald Freund Bayesian Optimization for Nonlinear System Identification and Pre-distortion in Cognitive Transmitters,
Journal of Lightwave Technology (JLT), May 2021, doi: 10.1109/JLT.2021.3083676, arXiv: https://opg.optica.org/jlt/abstract.cfm?uri=jlt-39-15-5008
Malte Hinrichs, Pablo Wilke Berenguer, Jonas Hilt, Peter Hellwig, Dominic Schulz, Anagnostis Paraskevopoulos, Kai Lennert Bober, Ronald Freund, Volker Jungnickel A Physical Layer for Low Power Optical Wireless Communications,
IEEE Transactions on Green Communications and Networking, March 2021, doi: 10.1109/TGCN.2020.3038692
2020
Johannes Fischer, Alessio Ferrari, Antonio Napoli, Johannes K. Fischer, Nelson Costa, Andrea D'Amico, João Pedro, Wladek Forysiak, Erwan Pincemin, Andrew Lord, Alexandros Stavdas, Juan Pedro F.-P. Gimenez, Günther Roelkens, Nicola Calabretta, Silvio Abrate, Bernd Sommerkorn-Krombholz, Vittorio Curri Assessment on the Achievable Throughput of Multi-Band ITU-T G.652.D Fiber Transmission Systems,
Journal of Lightwave Technology, August 2020, vol. 38, no. 16, pp. 4279 - 4291, August 2020, doi: 10.1109/JLT.2020.2989620, Invited Paper
Felix Frey, Sebastian Stern, Johannes Fischer, Robert Fischer Two-Stage Coded Modulation for Hurwitz Constellations in Fiber-Optical Communications,
Journal of Lightwave Technology, May 2020, doi: 10.1109/JLT.2020.2996365, Invited Paper
Farhad Arpanaei, Hamzeh Beyranvand, Nahid Ardalani, Mohammad Behnam Shariati Quality of Transmission Aware Routing, Modulation Level, Core, Mode, and Spectrum Assignment in Spectrally-Spatially Flexible Optical Networks,
JOCN 2020, 2020
2019
Pablo Wilke Berenguer, Peter Hellwig, Jonas Hilt, Dominic Schulz, Johannes Fischer, Volker Jungnickel, Gerhard Kleinpeter Real-Time Optical Wireless Mobile Communication with High Physical Layer Reliability,
Journal of Lightwave Technology, ISSN: Print ISSN: 0733-8724 Electronic ISSN: 1558-2213, pp. 1-1, February 2019, doi: 10.1109/JLT.2019.2893520, Open Access, Invited Paper
2018
Antonio Napoli, Pablo Wilke Berenguer, Talha Rahman, Ginni Khanna, Lennart Gardian, Emilio Riccardi, Anna Chiado Piat, Stefano Calabrò, S. Dris, A. Richter, Johannes Fischer, Bernhard Spinnler Digital Pre-compensation Techniques Enabling High-capacity Bandwidth Variable Transponders,
Optics Communications, vol. 409, no. 1, pp. 52-65, February 2018, doi: 10.1016/j.optcom.2017.09.062, Invited Paper
Pablo Wilke Berenguer, Dominic Schulz, Jonas Hilt, Peter Hellwig, Gerhard Kleinpeter, Johannes Fischer, Volker Jungnickel Optical Wireless MIMO Experiments in an Industrial Environment,
IEEE Journal on Selected Areas in Communications, IEEE, ISSN: 0733-8716, vol. 36, no. 1, pp. 185-193, January 2018, doi: 10.1109/JSAC.2017.2774618
2017
Z. Zheng, Felix Frey, Pablo Wilke Berenguer, Johannes Fischer Low-Complexity Equalization Scheme for Multicarrier Offset-QAM Systems,
IEEE Photonics Technlogy Letters, vol. 29, no. 23, pp. 2075-2078, December 2017
2016
Alessandro Aimone, Felix Frey, Robert Elschner, I. Garcia Lopez, Gerrit Fiol, P. Rito, Marko Gruner, A. Cagri Ulusoy, D. Kissinger, Johannes Fischer, Colja Schubert, Martin Schell DAC-Less 32-GBd PDM-256-QAM Using Low-Power InP IQ Segmented MZM,
IEEE Photonics Technology Letters , IEEE, ISSN: 1041-1135, vol. 29, no. 2, pp. 221 - 223, December 2016, doi: 10.1109/LPT.2016.2636364
Saleem Alreesh, Carsten Schmidt-Langhorst, Robert Emmerich, Pablo Wilke Berenguer, Colja Schubert, Johannes Fischer Four-Dimensional Trellis Coded Modulation for Flexible Optical Communications,
Journal of Lightwave Technology, IEEE, ISSN: 0733-8724, vol. 35, no. 2, pp. 152 - 158, November 2016, doi: 10.1109/JLT.2016.2632305
I. García López, Alessandro Aimone, P. Rito, Saleem Alreesh, T. Brast, V. Höhns, Gerrit Fiol, Marko Gruner, Johannes Fischer, J. Honecker, Andreas-G. Steffan, Martin Schell, A. Awny, A. Cagri Ulusoy, D. Kissinger High-Speed Ultralow-Power Hybrid Optical Transmitter Module With InP I/Q-SEMZM and BiCMOS Drivers With 4-b Integrated DAC,
IEEE Transactions on Microwave Theory and Techniques, IEEE, ISSN: 0018-9480 , vol. 64, no. 12, pp. 4598 - 4610, November 2016, doi: 10.1109/TMTT.2016.2622701
I. Garcia Lopez, Alessandro Aimone, Saleem Alreesh, P. Rito, T. Brast, V. Höhns, Gerrit Fiol, Marko Gruner, Johannes Fischer, J. Honecker, Andreas-G. Steffan, D. Kissinger, A. Cagri Ulusoy, Martin Schell DAC-free Ultra-Low-Power Dual-Polarization 64-QAM Transmission at 32 GBd with Hybrid InP IQ SEMZM and BiCMOS Drivers Module,
Journal of Lightwave Technology, IEEE, ISSN: 0733-8724 , vol. 35, no. 3, pp. 404 - 410, October 2016, doi: 10.1109/JLT.2016.2616124
Erik Agrell, Magnus Karlsson, A. R. Chraplyvy, David J. Richardson, P.M. Krummrich, G. Winzer, Kim Roberts, Johannes Fischer, Seb J. Savory, Benjamin J. Eggleton Roadmap of optical communications,
Journal of Optics, IOP Publishing Ltd, vol. 18, no. 6, p. 063002, May 2016, doi: 10.1088/2040-8978/18/6/063002, Open Access, Invited Paper
2015
Pablo Wilke Berenguer, Markus Nölle, Jan Möller, Talha Raman, Antonio Napoli, Johannes Fischer, Colja Schubert Nonlinear Pre-Distortion of Transmitter Components,
Journal of Lightwave Technology, December 2015, Invited Paper
Johannes Fischer, Carsten Schmidt-Langhorst, Saleem Alreesh, Robert Elschner, Felix Frey, Pablo Wilke Berenguer, Lutz Molle, Markus Nölle, Colja Schubert Generation,Transmission and Detection of 4D Set-Partitioning QAM Signals,
Journal of Lightwave Technology, vol. 33, no. 7, pp. 1445-1454, April 2015
Saleem Alreesh, Carsten Schmidt-Langhorst, Felix Frey, Pablo Wilke Berenguer, Colja Schubert, Johannes Fischer Transmission performance of 4D 128SP-QAM with forward error correction coding,
IEEE Photonics Technology Letters, ISSN: 1941-0174 , vol. 27, no. 7, pp. 744-747, January 2015
2014
Johannes Fischer, Saleem Alreesh, Robert Elschner, Felix Frey, Markus Nölle, Carsten Schmidt-Langhorst, Colja Schubert Bandwidth-Variable Transceivers based on Four-Dimensional Modulation Formats,
Journal of Lightwave Technology, vol. 32, no. 16, p. 2886, August 2014, Invited Paper
Angela Mitrovska, Mohammad Behnam Shariati, Johannes Fischer, Pooyan Safari Data Governance Framework for Telemetry Sharing,
50th European Conference on Optical Communications (ECOC 2024), Frankfurt am Main, September 2024
Mihail Balanici, Mohammad Behnam Shariati, Pooyan Safari, Geronimo Bergk, Johannes Fischer Autonomous Capacity Adjustment with Dynamic Margin Allocation for Optical Enterprise Links,
Fraunhofer HHI, Optical Fiber Communication Conference 2024 San Diego California United States, March 2024, doi: https://doi.org/10.1364/OFC.2024.M1H.2
2023
Mihail Balanici, Mohammad Behnam Shariati, Pooyan Safari, Paul Chojecki, Moritz Chemnitz, David Przewozny, Johannes K. Fischer, Ronald Freund F5G OpenLab: Enabling Twin Transition through Ubiquitous Fiber Connectivity,
ICTON 2023, Bucharest, Romania, ISBN: 979-8-3503-0303-2, July 2023, doi: 10.1109/ICTON59386.2023.10207224
2022
Mihail Balanici, Geronimo Bergk, Pooyan Safari, Mohammad Behnam Shariati, Johannes K. Fischer, Ronald Freund Demonstration of a Real-Time ML Pipeline for Traffic Forecasting in AI-Assisted F5G Optical Access Networks,
European Conference and Exhibition on Optical Communication 2022, Basel, Switzerland, ISBN: 978-1-957171-15-9, September 2022, arXiv: We showcase a proof-of-concept demonstration of a ML pipeline for real-time traffic forecasting deployed on a passive optical access network using an XGS-PON compatible telemetry framework. The demonstration reveals the benefits of fine-granular telemetry streaming for QoS monitoring and adaptive capacity adjustment of end-customers., paper Tu2.5
Caio Marciano Santos, Mohammad Behnam Shariati, Robert Emmerich, Carsten Schmidt-Langhorst, Colja Schubert, Johannes K. Fischer Automated Dataset Generation for QoT Estimation in Coherent Optical Communication Systems,
European Conference and Exhibition on Optical Communication 2022, Basel, Switzerland, ISBN: 978-1-957171-15-9, September 2022, arXiv: https://opg.optica.org/abstract.cfm?uri=ECEOC-2022-Tu2.4, paper Tu2.4
Guillermo von Hünefeld, Gregor Ronniger, Pooyan Safari, Isaac Sackey, Rijil Thomas, Enes Seker, Piotr Cegielski, Stephan Suckow, Max Lemme, David Stahl, Sarah Masaad, Emmanuel Gooskens, Peter Bienstman, Colja Schubert, Johannes K. Fischer, Ronald Freund Enabling Optical Modulation Format Identification Using an Integrated Photonic Reservoir and a Digital Multiclass Classifier,
European Conference and Exhibition on Optical Communication 2022, Basel, Switzerland, ISBN: 978-1-957171-15-9, September 2022, arXiv: https://opg.optica.org/abstract.cfm?uri=ECEOC-2022-Tu5.19, paper Tu5.19
Farhad Arpanaei, Mohammad Behnam Shariati, Pooyan Safari, Mahdi Ranjbar Zefreh, José Alberto Hernández, Andrea Carena, Johannes K. Fischer, David Larrabeiti A Novel Approach for Joint Analytical and ML-assisted GSNR Estimation in Flexible Optical Network,
2022 European Conference on Optical Communication (ECOC), Basel, Switzerland, IEEE, September 2022
Farhad Arpanaei, Mohammad Behnam Shariati, Pooyan Safari, Mahdi Ranjbar Zefreh, José Alberto Hernández, Andrea Carena, Johannes K. Fischer, David Larrabeiti A Novel Approach for Joint Analytical and ML-assisted GSNR Estimation in Flexible Optical Network,
European Conference and Exhibition on Optical Communication 2022, Basel, Switzerland, ISBN: 978-1-957171-15-9, September 2022, arXiv: https://opg.optica.org/abstract.cfm?uri=ECEOC-2022-Tu5.60, paper Tu5.60
Pooyan Safari, Mohammad Behnam Shariati, David Przewozny, Paul Chojecki, Johannes K. Fischer, Ronald Freund, Axel Vick, Moritz Chemnitz Edge Cloud based Visual Inspection for Automatic Quality Assurance in Production,
13th International Symposium on Communication Systems, Networks and Digital Signal Processing (CSNDSP), Porto, Portugal, IEEE, ISBN: 978-1-6654-1044-1, July 2022, doi: 10.1109/CSNDSP54353.2022.9907957, arXiv: https://ieeexplore.ieee.org/abstract/document/9907957
Mohammad Behnam Shariati, Geronimo Bergk, Pooyan Safari, Mihail Balanici, Johannes K. Fischer, Ronald Freund Traffic Monitoring and Analytics Framework for Optical Access Networks,
2022 13th International Symposium on Communication Systems, Networks and Digital Signal Processing (CSNDSP), Porto, Portugal, IEEE, ISBN: 978-1-6654-1044-1, July 2022, doi: 10.1109/CSNDSP54353.2022.9907906, Invited Paper
Mohammad Behnam Shariati, Mihail Balanici, Pooyan Safari, Johannes K. Fischer, Ronald Freund F5G OpenLab at HHI: from Vision to Solutions,
NGON 2022, Barcelona, Spain, June 2022, Invited Paper
Mohammad Behnam Shariati, Pooyan Safari, Johannes K. Fischer Federated Learning for Optical Network Automation: A Data Ownership Perspective,
26th International Conference on Optical Network Design and Modelling (ONDM), Warsaw, Poland, May 2022, Invited Paper
Mohammad Behnam Shariati, Pooyan Safari, Johannes K. Fischer ML-assisted Qot Estimation in Open and Disaggregated Optical Networks: A Data Ownership Perspective,
2022 Optical Fiber Communications Conference and Exhibition (OFC), San Diego, CA, USA, IEEE, March 2022, Invited Paper
2021
Matheus Ribeiro Sena DSP-based Link Tomography for Amplifier Gain Profile Estimation and Failure Detection in C+L-band Open Line Systems,
Fraunhofer, Berlin, November 2021, arXiv: https://opg.optica.org/jlt/abstract.cfm?uri=jlt-40-11-3395, Invited Paper
Pooyan Safari, Mohammad Behnam Shariati, Geronimo Bergk, Johanna Fischer Secure Multi-Party Computation and Statistics Sharing for ML Model Training in Multi-domain Multi-vendor Networks,
European Conference on Optical Communication (ECOC), Bordeaux, France , IEEE, September 2021, doi: 10.1109/ECOC52684.2021.9606082, arXiv: https://ieeexplore.ieee.org/abstract/document/9606082
Nazila Hashemi, Pooyan Safari, Mohammad Behnam Shariati, Johannes Fischer Vertical Federated Learning for Privacy-Preserving ML Model Development in Partially Disaggregated Networks,
European Conference on Optical Communication (ECOC), Bordeaux, France, IEEE, September 2021, doi: 10.1109/ECOC52684.2021.9605846, arXiv: https://ieeexplore.ieee.org/abstract/document/9605846
Pooyan Safari, Mohammad Behnam Shariati, Geronimo Bergk, Johannes K. Fischer Secure Multi Party Computation and Statistics Sharing for ML Model Training in Multi-domain Multi-vendor Networks,
2021 European Conference on Optical Communication (ECOC), Bordeaux, France, IEEE, ISBN: 978-1-6654-3868-1, September 2021, doi: 10.1109/ECOC52684.2021.9606082
Nazila Hashemi, Pooyan Safari, Mohammad Behnam Shariati, Johannes K. Fischer Vertical Federated Learning for Privacy-Preserving ML Model Development in Partially Disaggregated Networks,
2021 European Conference on Optical Communication (ECOC), Bordeaux, France, ISBN: 978-1-6654-3868-1, September 2021, doi: 10.1109/ECOC52684.2021.9605846
Gabriele Di Rosa, Robert Emmerich, Matheus Ribeiro Sena, Johannes K. Fischer, Colja Schubert, Andre Richter Impact of Wavelength-Dependent I/Q Imbalances of Standard C-Band Transceivers in Rate-Adaptive Multiband Systems,
2021 European Conference on Optical Communication (ECOC), Bordeaux, France, IEEE, ISBN: 978-1-6654-3868-1, September 2021, doi: 10.1109/ECOC52684.2021.9606117
Johannes K. Fischer, Matheus Ribeiro Sena, Robert Emmerich, Mohammad Behnam Shariati, Colja Schubert Perspectives of optical transmitter for multi-band transmission systems,
IEEE Photonics Society Summer Topicals, virtual conference, IEEE, July 2021, Invited Paper
Pooyan Safari, Mohammad Behnam Shariati, Geronimo Bergk, Johannes Fischer Deep Convolutional Neural Network for Network-wide QoT Estimation,
2021 Optical Fiber Communications Conference and Exhibition (OFC), San Francisco, CA, USA, IEEE, June 2021
Mohammad Behnam Shariati, J.J. Pedreno-Manresa, Annika Dochhan, A. S. Muqaddas, R. Casellas, O. González de Dios, L. L. Canto, Bodo Lent, J. E. Lopez de Vergara, S. López-Buedo, F.J. Moreno, P. Pavón, Luis Velasco, S. Patri, A. Giorgetti, F. Cugini, A. Sgambelluri, R. Nejabati, Dimitra Simeonidou, Ralf-Peter Braun, Achim Autenrieth, Jörg-Peter Elbers, Johannes Fischer, Ronald Freund A Latency-Aware Real-Time Video Surveillance Demonstration: Network Slicing for Improving Public Safety,
2021 Optical Fiber Communications Conference and Exhibition (OFC), San Francisco, CA, USA , IEEE, ISBN: 978-1-943580-86-6, June 2021
Mohammad Behnam Shariati, Pooyan Safari, Geronimo Bergk, Felix Immanuel Oertel, Johannes K. Fischer Inter-Operator Machine Learning Model Trading over Acumos AI Federated Marketplace,
2021 Optical Fiber Communications Conference and Exhibition (OFC), San Francisco, CA, USA , IEEE, ISBN: 978-1-943580-86-6, June 2021
2020
Mohammad Behnam Shariati, Pooyan Safari, Nazila Hashemi, Angela Mitrovska, Johannes Fischer, Ronald Freund Demonstration of Federated Learning over Edge-Computing Enabled Metro Optical Networks,
ECOC 2020, Online, December 2020, doi: 10.1109/ECOC48923.2020.9333246
Pooyan Safari, Mohammad Behnam Shariati, Johannes Fischer Privacy-Preserving Distributed Learning Framework for 6G Telecom Ecosystem,
2nd KuVS Fachgesprach "Machine Learning and Networking" , Online, August 2020
Matheus Ribeiro Sena, Mustafa Sezer Erkilinc, Thomas Dippon, Mohammad Behnam Shariati, Robert Emmerich, Johannes K. Fischer, Ronald Freund An Autonomous Identification and Pre-distortion Scheme for Cognitive Transceivers using Bayesian Optimization,
ECOC 2020, Online, August 2020
Matheus Ribeiro Sena, Yaonian Cui, Gerrit Fiol, Mohammad Behnam Shariati, Antonio Napoli, Johannes K. Fischer, Martin Schell, Ronald Freund Performance Evaluation of InP-based DP-IQ Modulators for Multiband Transmission Systems,
ICTON 2020, Online, July 2020, doi: 10.1109/ICTON51198.2020.9203554, Invited Paper
Isaac Sackey, Carsten Schmidt-Langhorst, Colja Schubert, Johannes K. Fischer, Ronald Freund Experimental Comparison of Fiber Nonlinearity Mitigation: Intra-modal FWM versus Inter-modal FWM,
2020 Optical Fiber Communications Conference and Exhibition (OFC), San Diego, CA, USA, IEEE, ISBN: 978-1-9435-8071-2, March 2020
2019
Felix Frey, Sebastian Stern, Robert Emmerich, Colja Schubert, Johannes Fischer, Robert Fischer Coded Modulation using a 512-ary Hurwitz-Integer Constellations,
Proc. 45th European Conference on Optical Communication (ECOC), Dublin, Ireland, September 2019
Isaac Sackey, Carsten Schmidt-Langhorst, Colja Schubert, Johannes Fischer Fiber nonlinearity mitigation using optical phase conjugation based on inter-modal FWM,
45th European Conference on Optical Communication (ECOC 2019), Dublin, Ireland, IET, ISBN: 978-1-83953-185-9, September 2019, doi: 10.1049/cp.2019.1010
Malte Hinrichs, Pablo Wilke Berenguer, Ronald Freund, Volker Jungnickel Advanced Physical Layer Design for LiFi in the Industrial Internet of Things,
Signal Processing in Photonic Communications 2019 (SPPCom), Burlingame, California United States, ISBN: 978-1-943580-64-4, August 2019, Invited Paper
Felix Frey, Sebastian Stern, Johannes Fischer, Robert Fischer Four-Dimensional Hurwitz-Integer Constellations: Implementation Aspects and Pratical Results,
ITG Fachgruppe „Angewandte Informationstheorie”, Ulm, Germany, March 2019, 33
Felix Frey, Sebastian Stern, Johannes Fischer, Robert F. H. Fischer Two-Stage Dimension-Wise Coded Modulation for Four-Dimensional Hurwitz-Integer Constellations,
SCC 2019 - 12th International ITG Conference on Systems, Communications and Coding, Rostock, Germany, ISBN: 978-3-8007-4862-4, February 2019, doi: 10.30420/454862034
2018
Felix Frey, Robert Emmerich, Colja Schubert, Johannes Fischer, Robert F. H. Fischer Improved Perturbation-based Fiber Nonlinearity Compensation,
44th European Conference on Optical Communication (ECOC), Rom, September 2018
Pablo Wilke Berenguer, Peter Hellwig, Jonas Hilt, Dominic Schulz, Gerhard Kleinpeter, Johannes Fischer, Volker Jungnickel Real-Time Optical Wireless Communication: Field-Trial in an Industrial Production Environment,
44th European Conference on Optical Communication (ECOC), Rom, September 2018, doi: 10.1109/ECOC.2018.8535137, Invited Paper
Johannes Fischer, Mattia Cantono, Vittorio Curri, Ralf-Peter Braun, Nelson Costa, João Pedro, Erwan Pincemin, Philippe Doaré, Claude Le Bouëtté, Antonio Napoli Maximizing the Capacity of Installed Optical Fiber Infrastructure Via Wideband Transmission,
20th International Conference on Transparent Optical Networks (ICTON), Bucharest, Romania, July 2018, Invited Paper
Johannes Fischer, Antonio Napoli, Nicola Calabretta, Nelson Costa, Silvio Abrate, João Pedro, Victor Lopez, Vittorio Curri, Darko Zibar, Erwan Pincemin, Sebastian Grot, Günther Roelkens, Chris Matrakidis, Wladek Forysiak Perspectives of Multi-band Optical Communication Systems,
The 23rd OptoElectronics and Communications Conference (OECC), Jeju, Korea, July 2018, Invited Paper
Johannes Fischer, Antonio Napoli, Nelson Costa, João Pedro, Silvio Abrate, Nicola Calabretta, Wladek Forysiak, Erwan Pincemin, Juan P.F.-P Gimenez, Chris Matrakidis, Günther Roelkens, Vittorio Curri Towards multiband optical systems,
Signal Processing in Photonic Communications (SPPCom) , Zürich, Schweiz, July 2018
Pablo Wilke Berenguer, Jonas Hilt, Peter Hellwig, Dominic Schulz, Johannes Fischer, Volker Jungnickel Analog Antenna Diversity for Reliable Optical Wireless Communication Systems,
Global LiFi Congress 2018, Paris, France, February 2018
2017
Pablo Wilke Berenguer, Johannes Fischer, Felix Frey, Colja Schubert Nonlinear Pre-Distortion of Transmitter Components,
2017 IEEE Photonics Conference (IPC), Orlando, Florida, USA, October 2017, doi: 10.1109/IPCon.2017.8116173, Invited Paper
Pablo Wilke Berenguer, Dominic Schulz, Johannes Fischer, Volker Jungnickel Optical Wireless MIMO Channel Measurements,
IEEE Photonics Conference, Orlando, Florida, USA, October 2017
Felix Frey, Lutz Molle, Robert Emmerich, Colja Schubert, Johannes Fischer, Robert F. H. Fischer Single-step Perturbation-based Nonlinearity Compensation of Intra- and Inter-Subcarrier Nonlinear Interference,
43rd European Conference on Optical Communication (ECOC), Gothenburg, Sweden, September 2017
Pablo Wilke Berenguer, Dominic Schulz, Johannes Fischer, Volker Jungnickel Distributed MIMO for Optical Wireless Communications,
43rd European Conference on Optical Communication (ECOC), Gothenburg, Sweden, September 2017
Moritz Baier, Francisco M. Soares, Z. Zheng, Carsten Schmidt-Langhorst, Robert Elschner, Felix Frey, Marko Gruner, Johannes Fischer, Colja Schubert, Martin Moehrle, Norbert Grote, Martin Schell 112-Gb/s PDM-PAM4 Generation and 80-km Transmission Using a Novel Monolithically Integrated Dual-Polarization Electro-Absorption Modulator InP PIC,
43rd European Conference on Optical Communication (ECOC), Gothenburg, Sweden, September 2017
Felix Frey, Florian Wäckerle, Johannes Fischer, Robert F. H. Fischer Optimized Detection and Decoding of 4D Signals for the Nonlinear Fiber-optical Channel,
Signal Processing in Photonic Communications, New Orleans, Louisiana, United States, July 2017, Invited Paper
Felix Frey, Robert Elschner, Johannes Fischer Estimation of Trends for Coherent DSP ASIC Power Dissipation for different bitrates and transmission reaches,
18. ITG-Fachtagung Photonische Netze, Leipzig, Germany, May 2017
Felix Frey, Johannes Fischer On the frequency dependence of the FWM efficiency and its application to analytical channel models,
ITG-Workshop 5.3.1 , München, February 2017
Felix Frey, Robert Elschner, Carsten Schmidt-Langhorst, Robert Emmerich, Johannes Fischer, Colja Schubert, Robert F. H. Fischer Investigation of Nonlinear Inter-channel Interference in Heterogeneous Flexible Optical Networks,
11th International ITG Conference on Systems, Communications and Coding (SCC), Hamburg, DE, ISBN: 978-3-8007-4362-9, February 2017
2016
Saleem Alreesh, Carsten Schmidt-Langhorst, Robert Emmerich, Pablo Wilke Berenguer, Colja Schubert, Johannes Fischer Four-Dimensional Trellis Coded Modulation for Flexible Optical Transponders,
European Conference on Optical Communication (ECOC), Dusseldorf, Germany, VDE, ISBN: 978-3-8007-4274-5, pp. 473-475, September 2016
Pablo Wilke Berenguer, Johannes Fischer, Volker Jungnickel The Benefit of Frequency-selective Rate Adaptation for Optical Wireless Communications,
10th IEEE/IET International Symposium on Communication Systems, Networks and Digital Signal Processing, Prag, Czech Republic, July 2016, Invited Paper
Alessandro Aimone, I. Garcia Lopez, Saleem Alreesh, P. Rito, T. Brast, V. Höhns, Gerrit Fiol, Marko Gruner, Johannes Fischer, J. Honecker, Andreas-G. Steffan, D. Kissinger, A. Cagri Ulusoy, Martin Schell DAC-free Ultra-Low-Power Dual-Polarization 64-QAM Transmission with InP IQ Segmented MZM Module,
Optical Fiber Communication Conference (OFC), Anaheim, USA, p. 3, March 2016
Saleem Alreesh, Carsten Schmidt-Langhorst, Robert Emmerich, Pablo Wilke Berenguer, Colja Schubert, Johannes Fischer Multidimensional Trellis coded modulation for flexible transponders,
Die ITG Fachgruppe 5.3.1 „Modellierung photonischer Komponenten und Systeme“, Berlin, Germany, VDE, February 2016
2015
Pablo Wilke Berenguer, Johannes Fischer, Lutz Molle, Markus Nölle, Colja Schubert Nonlinear digital pre-distortion of transmitter components,
1st Tobias Eriksson Workshop (TEW) 2015, Gothenburg, Sweden, December 2015, Invited Paper
Felix Frey, Robert Elschner, Johannes Fischer, Markus Nölle, Carsten Schmidt-Langhorst, Colja Schubert Data-Aided Signal Processing for Format Flexible Transceivers,
1st Tobias Eriksson Workshop (TEW) 2015, Gothenburg, Sweden, December 2015
Carsten Schmidt-Langhorst, Colja Schubert, Robert Elschner, Felix Frey, Robert Emmerich Experimental Analysis of Nonlinear Interference Noise in Heterogeneous Flex-Grid WDM Transmission,
41st European Conference on Optical Communication (ECOC), Valencia, Spain, September 2015, Tu.1.4.3
Pablo Wilke Berenguer, Talha Rahman, Antonio Napoli, Markus Nölle, Johannes Fischer, Colja Schubert Nonlinear digital pre-distortion of transmitter components,
41th European Conference and Exhibition on Optical Communication, Valencia, Spain, September 2015, Th.2.6.3
Pablo Wilke Berenguer, Isaac Sackey, Colja Schubert, Johannes Fischer Quantization of Volterra Kernel coefficients for reduced complexity nonlinear compensators,
16. ITG Konferenz "Photonische Netze" 2015, Leipzig, Germany, May 2015, paper
Saleem Alreesh, Robert Elschner, Johannes Fischer, Felix Frey, Carsten Schmidt-Langhorst, Colja Schubert, Pablo Wilke Berenguer Transmission experiment of 2048SP-QAM Nyquist-WDM signals,
16. ITG Fachtagung "Photonische Netze" 2015, Leipzig, Germany, May 2015
Tobias A. Eriksson, Peter A. Andrekson, Erik Agrell, Saleem Alreesh, Pablo Wilke Berenguer, Johannes Fischer, Felix Frey, Magnus Karlsson, Carsten Schmidt-Langhorst, Colja Schubert Experimental Investigation of a Four-Dimensional 256-ary Lattice-based Modulation Format,
Proc. Optical Fiber Communication Conference (OFC 2015), Los Angeles, California, USA, March 2015
Zifeng Wu, Johannes Fischer, Berthold Lankl Experimental Investigation of Polar Code Performance for Coherent UDWDM PONs,
Proc. Optical Fiber Communication Conference (OFC) 2015, Los Angeles, California, USA, March 2015
2014
Johannes Fischer, Saleem Alreesh, Robert Elschner, Felix Frey, Lutz Molle, Markus Nölle, Carsten Schmidt-Langhorst, Colja Schubert, Pablo Wilke Berenguer Transmission of 512SP-QAM Nyquist-WDM signals,
40th European Conference and Exhibition on Optical Communication 2014, Cannes, France, September 2014, doi: 10.1109/ECOC.2014.6964093, Tu.3.3.2
Felix Frey, Robert Elschner, Johannes Fischer, Colja Schubert Efficient Real-time Implementation of a Channelizer Filter with a Weighted Overlap-Add Approach,
40th European Conference and Exhibition on Optical Communication 2014, Cannnes, France, September 2014, doi: 10.1109/ECOC.2014.6964101
Johannes Fischer, Robert Elschner, Felix Frey, Jonas Hilt, Christoph Kottke, Colja Schubert, Zifeng Wu, Daniel Schmidt, Berthold Lankl Digital signal processing for coherent UDWDM passive optical networks,
ITG-Fachtagung "Photonische Netze", Leipzig, Germany, May 2014
Felix Frey, Robert Elschner, Johannes Fischer, Colja Schubert Efficient Digital Down-Conversion of Multicarrier Signals with a Weigthed Overlap-Add Filterbank,
15. ITG-Workshop 5.3.1 "Optische Multiplextechniken", Berlin,Germany, February 2014, Berlin,20.-21. Februar 2014
Pablo Wilke Berenguer, Lutz Molle, Johannes Fischer, Colja Schubert Digitale Vorverzerrung für die Linearisierung von Treiberverstärkern,
15. ITG-Workshop 5.3.1 "Optische Multiplextechniken", Berlin, Germany, February 2014, 20.-21. Februar 2014
2013
Johannes Fischer, Saleem Alreesh, Robert Elschner, Felix Frey, Markus Nölle, Colja Schubert Bandwidth-Variable Transceivers Based on 4D Modulation Formats for Future Flexible Networks,
Proc. 39th European Conference on Optical Communication (ECOC) 2013, London, UK, September 2013, Tu.3.C.1, Invited Paper
Johannes Fischer, Saleem Alreesh, T. Tanimura, Robert Elschner, Felix Frey, Christian Meuer, Lutz Molle, Carsten Schmidt-Langhorst, Colja Schubert Four-Dimensional Coded Modulation: 6PolSK-QPSK,
Proc. 14. ITG-Fachtagung "Photonische Netze" 2013, Leipzig, Germany, May 2013, 26
Felix Frey, Robert Elschner, Johannes Fischer, Colja Schubert Efficient real time implementation of DSP algorithms for coherent receivers,
14. ITG-Workshop 5.3.1 "Optische Kommunikationssysteme - offline to realtime", Stuttgart, Germany, February 2013
2010
Thomas Richter, Johannes Fischer, Tomoyuki Kato, Reinhold Ludwig, Ryo Okabe, Colja Schubert, Shigeki Watanabe All-Optical Level Equalization of Data Packets Using a Fiber-Optic Parametric Amplifier,
Proc. 36th European Conference on Optical Communication (ECOC), Turin (Italy), September 2010, We.8.A.7, September 19-23
Mohammad Behnam Shariati, Pooyan Safari, Geronimo Bergk, Felix Immanuel Oertel, Johannes Fischer Inter-Operator Machine Learning Model Trading over Acumos AI Federated Marketplace,
2021 Optical Fiber Communications Conference and Exhibition (OFC), August 2021, arXiv: https://ieeexplore.ieee.org/abstract/document/9489395/authors#authors, Talk
Pooyan Safari, Mohammad Behnam Shariati, Geronimo Bergk, Johannes Fischer Deep Convolutional Neural Network for Network-wide QoT Estimation,
2021 Optical Fiber Communications Conference and Exhibition (OFC), August 2021, arXiv: https://ieeexplore.ieee.org/abstract/document/9489926/authors, Talk
Mohammad Behnam Shariati, J.J. Pedreno-Manresa, Annika Dochhan, A. S. Muqaddas, R. Casellas, O. González de Dios, L. L. Canto, Bodo Lent, J. E. Lopez de Vergara, S. López-Buedo, F.J. Moreno, P. Pavón, Luis Velasco, S. Patri, A. Giorgetti, F. Cugini, A. Sgambelluri, R. Nejabati, Dimitra Simeonidou, Ralf-Peter Braun, A. Autenrieth, Jörg-Peter Elbers, Johannes Fischer A Latency-Aware Real-Time Video Surveillance Demo: Network Slicing for Improving Public Safety,
August 2021, arXiv: https://ieeexplore.ieee.org/abstract/document/9489743/authors#authors, Talk
Sebastian Stern, Felix Frey, Masoud Barakatain, Johannes Fischer, Robert F. H. Fischer Concatenated Non-Binary Coding for 4D Constellations,
Workshop der ITG-Fachgruppe 5.1.2 (Angewandte Informationstheorie), May 2021, Talk
2020
Felix Frey, Johannes Fischer, Robert Fischer Aliasing of the Frequency-Domain Kernel in Perturbation-Based End-to-End Channel Models,
Workshop der ITG-Fachgruppe 5.3.1, February 2020, Talk
Mohammad Behnam Shariati, Pooyan Safari, Johannes Fischer Applications of Distributed Learning for Optical Communication Networks,
APC 2020, 2020, Invited Talk
Sebastian Stern, Masoud Barakatain, Felix Frey, Johannes Pfeiffer, Johannes Fischer, Robert F. H. Fischer Coded Modulation for Four-Dimensional Signal Constellations with Concatenated Non-Binary Forward Error Correction,
ECOC 2020, 2020, Talk
2019
Johannes Fischer, Bogdan-Mihai Andrus, Silviu Adrian Sasu, Mohit Chamania, Johannes K. Fischer, Stephan Rasp Zero-Touch Provisioning of Distributed Video Analytics in a Software-Defined Metro-Haul Network with P4 Processing,
Proc. Optical Fiber Communication Conference (OFC 2019), San Diego (USA), 2019, Talk
Mohammad Behnam Shariati, Kai Habel, Volker Jungnickel, Johannes Fischer, Ronald Freund Photonics-Supported 5G Test Facilities for Low Latency Applications,
Proc. 21st International Conference on Transparent Optical Networks (ICTON), Angers, Frankreich, 2019, Talk
Mohammad Behnam Shariati, Marc Ruiz, Jaume Comellas, Luis Velasco Feature-based Optical Spectrum Monitoring for Failure Detection and Identification,
Proc. 21st International Conference on Transparent Optical Networks (ICTON), Angers, Frankreich, 2019, Invited Talk
Annika Dochhan, Johannes Fischer, Bodo Lent, Achim Autenrieth, Mohammad Behnam Shariati, Pablo Wilke Berenguer, Jörg-Peter Elbers Metro-haul Project Vertical Service Demo: Video Surveillance Real-time Low-latency Object Tracking,
OFC 2020, 2019, Invited Talk
Farhad Arpanaei, Hamzeh Beyranvand, Nahid Ardalani, Ali Alavian, Mohammad Behnam Shariati Physical -Layer Aware Routing, Modulation Level and Resource Allocation of EONs over FM-MCFs,
Proc. 45th European Conference on Optical Communication (ECOC), Dublin, Ireland, 2019, Talk
Alessio Ferrari, Antonio Napoli, Nelson Costa, Johannes Fischer, João Pedro, Wladek Forysiak, Andre Richter, Erwan Pincemin, Vittorio Curri Multi-Band Optical Systems to Enable Ultra-High Speed Transmissions,
Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), 2019, Invited Talk
2018
Felix Frey, Johannes Fischer, Robert F. H. Fischer Probability Distributions of Nonlinear Distortions Obtained from the Sampled Nonlinear Transfer Function,
Workshop der ITG-Fachgruppe 5.3.1, February 2018, Talk
Markus Nölle, Johannes Fischer, Colja Schubert Transmission in Elastic Optical Networks,
In: Elastic Optical Networks, Springer International Publishing, Heidelberg, Germany, ISBN: 978-3-319-30173-0, pp. 83-116, 2016, doi: 10.1007/978-3-319-30174-7, Book Chapter