Fundamentals of the Nonlinear Optical Channel

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Publikacje

Introducing 4D Geometric Shell Shaping for Mitigating Nonlinear Interference Noise

Autorzy: Sebastiaan Goossens, Yunus Can Gultekin, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo Okonkwo, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 41/2, 2023, Strona(/y) 599-609, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2022.3220402

Polarization-Ring-Switching for Nonlinearity-Tolerant Geometrically Shaped Four-Dimensional Formats Maximizing Generalized Mutual Information

Autorzy: Bin Chen, Chigo Okonkwo, Hartmut Hafermann, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 37/14, 2019, Strona(/y) 3579 - 3591, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2019.2918072

On the Capacity of Amplitude Modulated Soliton Communication over Long Haul Fibers

Autorzy: Yu Chen, Iman Tavakkolnia, Alex Alvarado, Majid Safari
Opublikowane w: Entropy, Numer 22/8, 2020, Strona(/y) 899, ISSN 1099-4300
Wydawca: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/e22080899

Data-Driven Enhancement of the Time-Domain First-Order Regular Perturbation Model

Autorzy: Astrid Barreiro, Gabriele Liga, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 41/9, 2023, Strona(/y) 2691-2706, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2023.3237041

Experimental Demonstration of Constant-Envelope OFDM to Reduce Intermodulation Impairments and Increase Robustness Against Fiber Nonlinearities

Autorzy: Caio Santos, Vinícius Oliari, Helder Roberto O. de Rocha, Maria José Pontes, Marcelo E.V. Segatto, Chigo M. Okonkwo, Alex Alvarado, Jair A.L. Silva
Opublikowane w: Journal of Lightwave Technology, Numer 40/15, 2022, Strona(/y) 4983-4989, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2022.3170864

Time-Limited Waveforms With Minimum Time Broadening for the Nonlinear Schrödinger Channel

Autorzy: Youssef Jaffal, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 41/8, 2023, Strona(/y) 2361-2368, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2023.3234896

A Soft-Aided Staircase Decoder Using Three-Level Channel Reliabilities

Autorzy: Yi Lei; Bin Chen; Gabriele Liga; Alexios Balatsoukas-Stimming; Kaixuan Sun; Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 39/19, 2021, Strona(/y) 6191--6203, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.48550/arxiv.2103.09991

Analytical Model of Nonlinear Fiber Propagation for General Dual-Polarization Four-Dimensional Modulation Formats

Autorzy: Zhiwei Liang, Bin Chen, Yi Lei, Gabriele Liga, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, 2023, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2023.3316836

Performance Prediction Recipes for Optical Links

Autorzy: Erik Agrell; Marco Secondini; Alex Alvarado; Tsuyoshi Yoshida
Opublikowane w: IEEE Photonics Technology Letters, Numer 33/18, 2021, Strona(/y) 1034--1037, ISSN 1041-1135
Wydawca: Institute of Electrical and Electronics Engineers
DOI: 10.48550/arxiv.2102.10139

Pulses With Minimum Residual Intersymbol Interference for Faster Than Nyquist Signaling

Autorzy: Youssef Jaffal, Alex Alvarado
Opublikowane w: IEEE Communications Letters, Numer 26/11, 2022, Strona(/y) 2670-2674, ISSN 1089-7798
Wydawca: Institute of Electrical and Electronics Engineers
DOI: 10.1109/lcomm.2022.3201989

Real-time transmission of geometrically-shaped signals using a software-defined GPU-based optical receiver

Autorzy: Sjoerd van der Heide, Ruben S. Luis, Sebastiaan Goossens, Benjamin J. Puttnam, Georg Rademacher, Ton Koonen, Satoshi Shinada, Yoshinari Awaji, Alex Alvarado, Hideaki Furukawa, Chigo Okonkwo
Opublikowane w: Optics Express, Numer 30/15, 2022, Strona(/y) 27171-27179, ISSN 1094-4087
Wydawca: Optical Society of America
DOI: 10.1364/oe.450514

List-Encoding CCDM: A Nonlinearity-Tolerant Shaper Aided by Energy Dispersion Index

Autorzy: Kaiquan Wu, Gabriele Liga, Alireza Sheikh, Yunus Can Gültekin, Frans M. J. Willems, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 40/4, 2022, Strona(/y) 1064 - 1071, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2021.3125783

Novel High-Throughput Decoding Algorithms for Product and Staircase Codes Based on Error-and-Erasure Decoding

Autorzy: Alireza Sheikh; Alexandre Graell i Amat; Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 39/15, 2021, Strona(/y) 4909--4922, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.48550/arxiv.2008.02181

Refined Reliability Combining for Binary Message Passing Decoding of Product Codes

Autorzy: Alireza Sheikh; Alexandre Graell i Amat; Gianluigi Liva; Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 39/15, 2021, Strona(/y) 4958--4973, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.48550/arxiv.2006.00070

Comparison of Short Blocklength Sphere Shaping and Nonlinearity Compensation in WDM Systems

Autorzy: Abdelkerim Amari, Lutz Lampe, Sunish Kumar Orappanpara Soman, Yunus Can Gultekin, Alex Alvarado
Opublikowane w: IEEE Photonics Technology Letters, Numer 32/22, 2020, Strona(/y) 1435-1438, ISSN 1041-1135
Wydawca: Institute of Electrical and Electronics Engineers
DOI: 10.1109/lpt.2020.3030696

Extending Fibre Nonlinear Interference Power Modelling to Account for General Dual-Polarisation 4D Modulation Formats

Autorzy: Gabriele Liga, Astrid Barreiro, Hami Rabbani, Alex Alvarado
Opublikowane w: Entropy, Numer 22/11, 2020, Strona(/y) 1324, ISSN 1099-4300
Wydawca: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/e22111324

Capacity Region Bounds for Optical WDM Channels Based on First-Order Regular Perturbation

Autorzy: Viswanathan Ramachandran, Gabriele Liga, Astrid Barreiro, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 41/1, 2023, Strona(/y) 31-40, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2022.3210890

Improved Decoding of Staircase Codes: The Soft-Aided Bit-Marking (SABM) Algorithm

Autorzy: Yi Lei, Bin Chen, Gabriele Liga, Xiong Deng, Zizeng Cao, Jianqiang Li, Kun Xu, Alex Alvarado
Opublikowane w: IEEE Transactions on Communications, Numer 67/12, 2019, Strona(/y) 8220-8232, ISSN 0090-6778
Wydawca: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tcomm.2019.2945317

Introducing Enumerative Sphere Shaping for Optical Communication Systems With Short Blocklengths

Autorzy: Abdelkerim Amari, Sebastiaan Goossens, Yunus Can Gultekin, Olga Vassilieva, Inwoong Kim, Tadashi Ikeuchi, Chigo M. Okonkwo, Frans M. J. Willems, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 37/23, 2019, Strona(/y) 5926-5936, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2019.2943938

On Product Codes with Probabilistic Amplitude Shaping for High-Throughput Fiber-Optic Systems

Autorzy: Alireza Sheikh, Alexandre Graell i Amat, Alex Alvarado
Opublikowane w: IEEE Communications Letters, 2020, Strona(/y) 1-1, ISSN 1089-7798
Wydawca: Institute of Electrical and Electronics Engineers
DOI: 10.1109/lcomm.2020.3012042

Capacity Lower Bounds of the Noncentral Chi-Channel With Applications to Soliton Amplitude Modulation

Autorzy: Nikita A. Shevchenko, Stanislav A. Derevyanko, Jaroslaw E. Prilepsky, Alex Alvarado, Polina Bayvel, Sergei K. Turitsyn
Opublikowane w: IEEE Transactions on Communications, Numer 66/7, 2018, Strona(/y) 2978-2993, ISSN 0090-6778
Wydawca: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tcomm.2018.2808286

Achievable Information Rates for Fiber Optics: Applications and Computations

Autorzy: Alex Alvarado, Tobias Fehenberger, Bin Chen, Frans M. J. Willems
Opublikowane w: Journal of Lightwave Technology, Numer 36/2, 2018, Strona(/y) 424-439, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2017.2786351

Post-FEC BER Benchmarking for Bit-Interleaved Coded Modulation with Probabilistic Shaping

Autorzy: Tsuyoshi Yoshida, Alex Alvarado, Magnus Karlsson, Erik Agrell
Opublikowane w: Journal of Lightwave Technology, 2020, Strona(/y) 1-1, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2020.2990620

Coded Modulation for 100G Coherent EPON

Autorzy: Thomas Gerard, Hubert Dzieciol, Eric Sillekens, Yuta Wakayama, Alex Alvarado, Robert I. Killey, Polina Bayvel, Domanic Lavery
Opublikowane w: Journal of Lightwave Technology, Numer 38/3, 2020, Strona(/y) 564-572, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2019.2940889

Hard-Decision Coded Modulation for High-Throughput Short-Reach Optical Interconnect

Autorzy: Bin Chen, Yi Lei, Gabriele Liga, Chigo Okonkwo, Alex Alvarado
Opublikowane w: Entropy, Numer 22/4, 2020, Strona(/y) 400, ISSN 1099-4300
Wydawca: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/e22040400

Regular perturbation on the group-velocity dispersion parameter for nonlinear fibre-optical communications

Autorzy: Vinícius Oliari, Erik Agrell, Alex Alvarado
Opublikowane w: Nature Communications, Numer 11/1, 2020, ISSN 2041-1723
Wydawca: Nature Publishing Group
DOI: 10.1038/s41467-020-14503-w

Revisiting Efficient Multi-Step Nonlinearity Compensation with Machine Learning: An Experimental Demonstration

Autorzy: Vinicius Oliari, Sebastiaan Goossens, Christian Hager, Gabriele Liga, Rick M. Butler, Menno van den Hout, Sjoerd van der Heide, Henry D. Pfister, Chigo M. Okonkwo, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, 2020, Strona(/y) 1-1, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2020.2994220

Probabilistic Shaping for Finite Blocklengths: Distribution Matching and Sphere Shaping

Autorzy: Yunus Can Gültekin, Tobias Fehenberger, Alex Alvarado, Frans M. J. Willems
Opublikowane w: Entropy, Numer 22/5, 2020, Strona(/y) 581, ISSN 1099-4300
Wydawca: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/e22050581

30% Reach Increase via Low-Complexity Hybrid HD/SD FEC and Improved 4D Modulation

Autorzy: Gabriele Liga, Bin Chen, Sjoerd van der Heide, Alireza Sheikh, Menno van den Hout, Chigo Okonkwo, Alex Alvarado
Opublikowane w: IEEE Photonics Technology Letters, Numer 32/13, 2020, Strona(/y) 827-830, ISSN 1041-1135
Wydawca: Institute of Electrical and Electronics Engineers
DOI: 10.1109/lpt.2020.2995636

Achievable Information Rates for Probabilistic Amplitude Shaping: An Alternative Approach via Random Sign-Coding Arguments

Autorzy: Yunus Can Gültekin, Alex Alvarado, Frans M. J. Willems
Opublikowane w: Entropy, Numer 22/7, 2020, Strona(/y) 762, ISSN 1099-4300
Wydawca: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/e22070762

Frequency Logarithmic Perturbation on the Group-Velocity Dispersion Parameter With Applications to Passive Optical Networks

Autorzy: Vinicius Oliari; Erik Agrell; Gabriele Liga; Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 39/16, 2021, Strona(/y) 5287--5299, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.48550/arxiv.2103.05972

Model-Based Machine Learning for Joint Digital Backpropagation and PMD Compensation

Autorzy: Rick M. Butler, Christian Hager, Henry D. Pfister, Gabriele Liga, Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 39/4, 2021, Strona(/y) 949-959, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2020.3034047

Analytical Modeling of Nonlinear Fiber Propagation for Four Dimensional Symmetric Constellations

Autorzy: Hami Rabbani; Mostafa Ayaz; Lotfollah Beygi; Gabriele Liga; Alex Alvarado; Erik Agrell; Magnus Karlsson
Opublikowane w: Journal of Lightwave Technology, Numer 39/9, 2021, Strona(/y) 2704--2713, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2021.3055966

Temporal Energy Analysis of Symbol Sequences for Fiber Nonlinear Interference Modelling via Energy Dispersion Index

Autorzy: Kaiquan Wu; Gabriele Liga; Alireza Sheikh; Frans M. J. Willems; Alex Alvarado
Opublikowane w: Journal of Lightwave Technology, Numer 39/18, 2021, Strona(/y) 5766--5782, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2021.3092176

Kurtosis-Limited Sphere Shaping for Nonlinear Interference Noise Reduction in Optical Channels

Autorzy: Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo Okonkwo, Frans M.J. Willems
Opublikowane w: Journal of Lightwave Technology, Numer 40/1, 2022, Strona(/y) 101 - 112, ISSN 0733-8724
Wydawca: Optical Society of America
DOI: 10.1109/jlt.2021.3120915

Analytical SNR Prediction in Long-Haul Optical Transmission using General Dual-Polarization 4D Formats

Autorzy: Zhiwei Liang, Bin Chen, Yi Lei, Gabriele Liga, Alex Alvarado
Opublikowane w: Proceedings of 2022 European Conference on Optical Communication (ECOC), 2022, ISBN 978-1-957171-15-9
Wydawca: IEEE

Modeling of Nonlinear Interference Power for Dual-Polarization 4D Formats

Autorzy: G. Liga, B. Chen, A. Barreiro and A. Alvarado
Opublikowane w: 2021 Optical Fiber Communications Conference and Exhibition (OFC), 2021, ISBN 978-1-943580-86-6
Wydawca: IEEE
DOI: 10.1364/ofc.2021.m5c.2

4D Geometric Shell Shaping with Applications to 400ZR

Autorzy: Sebastiaan Goossens, Yunus Can Gültekin, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo Okonkwo, Alex Alvarado
Opublikowane w: Proceedings of Signal Processing in Photonic Communications 2022, 2022, ISBN 978-1-957171-16-6
Wydawca: Optica

Model-aided Geometrical Shaping of Dual-polarization 4D Formats in the Nonlinear Fiber Channel

Autorzy: Gabriele Liga, Bin Chen, Alex Alvarado
Opublikowane w: Proceedings of Optical Fiber Communication Conference 2022, 2022, ISBN 978-1-55752-466-9
Wydawca: IEEE
DOI: 10.1364/ofc.2022.th1h.3

Capacity Region Bounds for K-User Optical WDM Channels with Peak Power Constraints

Autorzy: Viswanathan Ramachandran, Gabriele Liga, Astrid Barreiro, Alex Alvarado
Opublikowane w: Proceedings of Optical Fiber Communication Conference 2022, 2022, ISBN 978-1-55752-466-9
Wydawca: IEEE
DOI: 10.1364/ofc.2022.tu3b.4

A Data-driven optimization of First-order Regular Perturbation Coefficients for Fiber Nonlinearities

Autorzy: Astrid Barreiro, Gabriele Liga, Alex Alvarado
Opublikowane w: Proceedings of 2022 IEEE Photonics Conference (IPC), 2022, ISBN 978-1-6654-3487-4
Wydawca: IEEE
DOI: 10.1109/ipc53466.2022.9975602

Achievable Information Rate Losses for High Order Modulation and Hard-Decision Forward Error Correction

Autorzy: Alex Alvarado, Yi Lei, David S. Millar
Opublikowane w: 2018 European Conference on Optical Communication (ECOC), 2018, Strona(/y) 1-3, ISBN 978-1-5386-4862-9
Wydawca: IEEE
DOI: 10.1109/ecoc.2018.8535531

Probabilistic Constellation Shaping Algorithms: Performance vs. Complexity Trade-offs

Autorzy: Yunus Can Gültekin, Alex Alvarado
Opublikowane w: Proceedings of 42nd WIC Symposium on Information Theory and Signal Processing in the Benelux, SITB 2022, 2022
Wydawca: Werkgemeenschap voor Informatie- en Communicatietheorie (WIC), and the IEEE Benelux Signal Processing Chapter

Mitigating Nonlinear Interference by Limiting Energy Variations in Sphere Shaping

Autorzy: Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo Okonkwo, Frans M.J. Willems
Opublikowane w: Proceedings of Optical Fiber Communication Conference 2022, 2022, ISBN 978-1-55752-466-9
Wydawca: IEEE
DOI: 10.1364/ofc.2022.th3f.2

Temporal Properties of Enumerative Shaping: Autocorrelation and Energy Dispersion Index

Autorzy: Yunus Can Gültekin, Kaiquan Wu, Alex Alvarado
Opublikowane w: Proceedings of Signal Processing in Photonic Communications 2022, 2022, ISBN 978-1-957171-16-6
Wydawca: Optica

Exponentially-Weighted Energy Dispersion Index for the Nonlinear Interference Analysis of Finite-Blocklength Shaping.

Autorzy: Kaiquan Wu; Gabriele Liga; Yunus Can Gultekin; Alex Alvarado
Opublikowane w: 2021 European Conference on Optical Communication (ECOC), 2021
Wydawca: IEEE
DOI: 10.1109/ecoc52684.2021.9606009

DFE State-Tracking Demapper for Soft-Input FEC in 800G Data Center Interconnects

Autorzy: Kaiquan Wu, Gabriele Liga, Jeffrey Lee, Lotte Paulissen, Jamal Riani, Alex Alvarado
Opublikowane w: Proceedings of 2022 European Conference on Optical Communication (ECOC), 2022, ISBN 978-1-957171-15-9
Wydawca: IEEE

End-to-End Learning in Optical Fiber Communications: Experimental Demonstration and Future Trends

Autorzy: Boris Karanov; Vinicius Oliari; Mathieu Chagnon; Gabriele Liga; Alex Alvarado; Vahid Aref; Domanic Lavery; Polina Bayvel; Laurent Schmalen
Opublikowane w: 2020 European Conference on Optical Communications, ECOC 2020, 2020, ISBN 9781728173610
Wydawca: IEEE
DOI: 10.1109/ecoc48923.2020.9333265

On Optimum Enumerative Sphere Shaping Blocklength at Different Symbol Rates for the Nonlinear Fiber Channel

Autorzy: Yunus Can Gültekin, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo Okonkwo, Alex Alvarado
Opublikowane w: Proceedings of 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022, ISBN 978-4-88552-336-6
Wydawca: IEEE
DOI: 10.23919/oecc/psc53152.2022.9849911

Distance-Agnostic Auto-Encoders for Short Reach Fiber Communications

Autorzy: Boris Karanov, Laurent Schmalen, Alex Alvarado
Opublikowane w: 2021 Optical Fiber Communications Conference and Exhibition, OFC 2021, 2021, ISBN 9781943580866
Wydawca: IEEE
DOI: 10.1364/ofc.2021.tu5d.1

Shaped Four-Dimensional Modulation Formats for Optical Fiber Communication Systems

Autorzy: Bin Chen, Gabriele Liga, Yi Lei, Wei Ling, Zhengyan Huan, Xuwei Xue, Alex Alvarado
Opublikowane w: Proceedings of Optical Fiber Communication Conference 2022, 2022, ISBN 978-1-55752-466-9
Wydawca: IEEE
DOI: 10.1364/ofc.2022.th3f.4

Analysis and optimisation of distribution matching for the nonlinear fibre channel

Autorzy: T. Fehenberger, A. Alvarado
Opublikowane w: 45th European Conference on Optical Communication (ECOC 2019), 2019, Strona(/y) 323 (4 pp.)-323 (4 pp.), ISBN 978-1-83953-185-9
Wydawca: Institution of Engineering and Technology
DOI: 10.1049/cp.2019.1057

First Experimental Verification of Improved Decoding of Staircase Codes using Marked Bits

Autorzy: Bin Chen, Yi Lei, Sjoerd van der Heide, John van Weerdenburg, Alex Alvarado, Chigo Okonkwo
Opublikowane w: Optical Fiber Communication Conference (OFC) 2019, 2019, Strona(/y) W3H.3, ISBN 978-1-943580-53-8
Wydawca: OSA
DOI: 10.1364/ofc.2019.w3h.3

Rate-Adaptive Coded Modulation with Geometrically-shaped Constellations

Autorzy: Bin Chen, Yi Lei, Domanic Lavery, Chigo Okonkwo, Alex Alvarado
Opublikowane w: 2018 Asia Communications and Photonics Conference (ACP), 2018, Strona(/y) 1-3, ISBN 978-1-5386-6158-1
Wydawca: IEEE
DOI: 10.1109/acp.2018.8595918

Enumerative sphere shaping for rate adaptation and reach increase in WDM transmission systems

Autorzy: A. Amari, S. Goossens, Y.C. Gültekin, O. Vassilieva, Inwoong Kim, T. Ikeuchi, C. Okonkwo, F.M.J. Willems, A. Alvarado
Opublikowane w: 45th European Conference on Optical Communication (ECOC 2019), 2019, Strona(/y) 261 (4 pp.)-261 (4 pp.), ISBN 978-1-83953-185-9
Wydawca: Institution of Engineering and Technology
DOI: 10.1049/cp.2019.0995

Geometrically-shaped 64-point Constellations via Achievable Information Rates

Autorzy: Bin Chen, Chigo Okonkwo, Domanic Lavery, Alex Alvarado
Opublikowane w: 2018 20th International Conference on Transparent Optical Networks (ICTON), 2018, Strona(/y) 1-4, ISBN 978-1-5386-6605-0
Wydawca: IEEE
DOI: 10.1109/icton.2018.8473932

Revisiting multi-step nonlinearity compensation with machine learning

Autorzy: C. Häger, H.D. Pfister, R.M. Bütler, G. Liga, A. Alvarado
Opublikowane w: 45th European Conference on Optical Communication (ECOC 2019), 2019, Strona(/y) 213 (4 pp.)-213 (4 pp.), ISBN 978-1-83953-185-9
Wydawca: Institution of Engineering and Technology
DOI: 10.1049/cp.2019.0947

A novel soft-aided bit-marking decoder for product codes

Autorzy: G. Liga, A. Sheikh, A. Alvarado
Opublikowane w: 45th European Conference on Optical Communication (ECOC 2019), 2019, Strona(/y) 70 (4 pp.)-70 (4 pp.), ISBN 978-1-83953-185-9
Wydawca: Institution of Engineering and Technology
DOI: 10.1049/cp.2019.0804

Improving HD-FEC decoding via bit marking

Autorzy: Alex Alvarado, Gabriele Liga, Yi Lei, Bin Chen, Alexios Balatsoukas-Stimming
Opublikowane w: 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019, Strona(/y) 1-3, ISBN 978-4-88552-321-2
Wydawca: IEEE
DOI: 10.23919/ps.2019.8817790

Decoding Staircase Codes with Marked Bits

Autorzy: Yi Lei, Alex Alvarado, Bin Chen, Xiong Deng, Zizheng Cao, Jianqiang Li, Kun Xu
Opublikowane w: 2018 IEEE 10th International Symposium on Turbo Codes & Iterative Information Processing (ISTC), 2018, Strona(/y) 1-5, ISBN 978-1-5386-7048-4
Wydawca: IEEE
DOI: 10.1109/istc.2018.8625340

First Experimental Demonstration of Probabilistic Enumerative Sphere Shaping in Optical Fiber Communications

Autorzy: Sebastiaan Goossens, Sjoerd Van der Heide, Menno Van den Hout, Abdelkerim Amari, Yunus Can Gultekin, Olga Vassilieva, Inwoong Kim, Tadashi Ikeuchi, Frans M. J. Willems, Alex Alvarado, Chigo Okonkwo
Opublikowane w: 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC), 2019, Strona(/y) 1-3, ISBN 978-4-88552-321-2
Wydawca: IEEE
DOI: 10.23919/ps.2019.8818086

On parameter optimization of product codes for iterative bounded distance decoding with scaled reliability

Autorzy: A. Sheikh, A. Graell i Amat, G. Liva, A. Alvarado
Opublikowane w: 45th European Conference on Optical Communication (ECOC 2019), 2019, Strona(/y) 71 (4 pp.)-71 (4 pp.), ISBN 978-1-83953-185-9
Wydawca: Institution of Engineering and Technology
DOI: 10.1049/cp.2019.0805

Regular perturbation for the weak-dispersion regime

Autorzy: Vinicius Oliari, Erik Agrell, Alex Alvarado
Opublikowane w: 2019 21st International Conference on Transparent Optical Networks (ICTON), 2019, Strona(/y) 1-4, ISBN 978-1-7281-2779-8
Wydawca: IEEE
DOI: 10.1109/icton.2019.8840474

End-to-End Learning of Geometrical Shaping Maximizing Generalized Mutual Information

Autorzy: Kadir Gümüş, Alex Alvarado, Bin Chen, Christian Häger, Erik Agrell
Opublikowane w: Optical Fiber Communication Conference (OFC) 2020, 2020, Strona(/y) W3D.4, ISBN 978-1-943580-71-2
Wydawca: OSA
DOI: 10.1364/ofc.2020.w3d.4

Model-Based Machine Learning for Joint Digital Backpropagation and PMD Compensation

Autorzy: Christian Häger, Henry D. Pfister, Rick M. Bütler, Gabriele Liga, Alex Alvarado
Opublikowane w: Optical Fiber Communication Conference (OFC) 2020, 2020, Strona(/y) W3D.3, ISBN 978-1-943580-71-2
Wydawca: OSA
DOI: 10.1364/ofc.2020.w3d.3

Deep Learning for Communication over Dispersive Nonlinear Channels: Performance and Comparison with Classical Digital Signal Processing

Autorzy: Boris Karanov, Gabriele Liga, Vahid Aref, Domanic Lavery, Polina Bayvel, Laurent Schmalen
Opublikowane w: 2019 57th Annual Allerton Conference on Communication, Control, and Computing (Allerton), 2019, Strona(/y) 192-199, ISBN 978-1-7281-3151-1
Wydawca: IEEE
DOI: 10.1109/allerton.2019.8919850

Band-ESS: Streaming Enumerative Coding with Applications to Probabilistic Shaping

Autorzy: Yunus Can Gültekin, Frans M. J. Willems, Alex Alvarado
Opublikowane w: Proceedings of GLOBECOM 2022 - 2022 IEEE Global Communications Conference, 2022, ISBN 978-1-6654-3540-6
Wydawca: IEEE
DOI: 10.1109/globecom48099.2022.10000599

On Kurtosis-limited Enumerative Sphere Shaping for Reach Increase in Single-span Systems

Autorzy: Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo M. Okonkwo, Frans M.J. Willems
Opublikowane w: 2021 European Conference on Optical Communication, ECOC 2021, 2021, ISBN 978-1-6654-3868-1
Wydawca: IEEE
DOI: 10.1109/ecoc52684.2021.9605938

Capacity Bounds for Optical WDM Channels with Peak Power Constraints

Autorzy: Viswanathan Ramachandran, Gabriele Liga, Astrid Barreiro, Alex Alvarado
Opublikowane w: Proceedings of Optica Advanced Photonics Congress 2022, 2022, ISBN 978-1-957171-16-6
Wydawca: Optica

Log-CCDM: Distribution Matching via Multiplication-free Arithmetic Coding

Autorzy: Yunus Can Gültekin, Frans M. J. Willems, Alex Alvarado
Opublikowane w: Proceedings of 2022 IEEE International Symposium on Information Theory (ISIT), 2022, ISBN 978-1-6654-2159-1
Wydawca: IEEE
DOI: 10.1109/isit50566.2022.9834834

Reducing the Error Floor of the Sign-Preserving Min-Sum LDPC Decoder via Message Weighting of Low-Degree Variable Nodes

Autorzy: Lotte Paulissen, Alex Alvarado, Kaiquan Wu, Alexios Balatsoukas-Stimming
Opublikowane w: Proceedings of 2022 European Conference on Optical Communication (ECOC), 2022, ISBN 978-1-957171-15-9
Wydawca: IEEE

Optical communication over non-linear optical fiber

Autorzy: Alex Alvarado
Opublikowane w: Proceedings of WIC Midwintermeeting 2020, 2020
Wydawca: Werkgemeenschap voor Informatie- en Communicatietheorie

Constellation Shaping for Optical Communications

Autorzy: Alex Alvarado and Bin Chen
Opublikowane w: Proceedings of Signal Processing in Photonics Communications (SPPCom), 2020
Wydawca: Optica

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