Magnus Karlsson

131 papers B 4Journal 41Unranked 86
YearRankTypeTitle / Venue / Authors
2026 J jnl
PIDT: Physics-Informed Digital Twin for Optical Fiber Parameter Estimation.
CoRR
Zicong Jiang, Magnus Karlsson, Erik Agrell, Christian Häger
2025 J jnl
Coded Modulation Schemes for Voronoi Constellations.
IEEE Trans. Commun.
Shen Li, Ali Mirani, Magnus Karlsson, Erik Agrell
2025 — conf
Integrated Silicon Nitride Nonlinear Photonic Engine Enabling High-Frequency Analog Signal Generation for Microwave Photonic Systems.
OFC
Ping Zhao, Magnus Karlsson, Peter A. Andrekson
2025 — conf
Investigation of Nonlinear Coupling and Parametric Interactions in Coupled Multi-Core Fibers.
ECOC
Manish Raj, Vítor Ribeiro, Géraud Bouwmans, Yves Quiquempois, Arnaud Mussot, Peter A. Andrekson, Magnus Karlsson
2025 — conf
LDPC Coding for Bursty Optical Channels.
ECOC
Han Cui, Magnus Karlsson, Erik Agrell
2025 J jnl
On the Capacity of Correlated Phase-Noise Channels: An Electro-Optic Frequency Comb Example.
IEEE Trans. Inf. Theory
Mohammad Farsi, Hamdi Joudeh, Gabriele Liga, Alex Alvarado, Magnus Karlsson, Erik Agrell
2024 — conf
Circuit Implementation of Pilot-Based Dynamic MIMO Equalization for Coupled-Core Fibers.
OFC
Erik Börjeson, Ekaterina Deriushkina, Mikael Mazur, Magnus Karlsson, Per Larsson-Edefors
2024 — conf
High-Speed Multilevel Coded Modulation and Soft Performance Monitoring in Optical Communications.
OFC
Tsuyoshi Yoshida, Isamu Kudo, Kenji Ishii, Hideo Yoshida, Hidenori Shimizu, Susumu Hirano, Yoshiaki Konishi, Magnus Karlsson, Erik Agrell
2024 — conf
Learning to Extract Distributed Polarization Sensing Data from Noisy Jones Matrices.
OFC
Mohammad Farsi, Christian Häger, Magnus Karlsson, Erik Agrell
2024 J jnl
On the Capacity of Correlated MIMO Phase-Noise Channels: An Electro-Optic Frequency Comb Example.
CoRR
Mohammad Farsi, Hamdi Joudeh, Gabriele Liga, Alex Alvarado, Magnus Karlsson, Erik Agrell
2024 — conf
Real-Time Monitoring of Cable Break in a Live Network using a Coherent Transceiver Prototype.
OFC
Mikael Mazur, Dennis Wallberg, Lauren Dallachiesa, Erik Börjeson, Roland Ryf, Magnus Bergroth, Börje Josefsson, Nicolas K. Fontaine, Haoshuo Chen, David T. Neilson, Jochen Schröder, Per Larsson-Edefors, Magnus Karlsson
2023 J jnl
Coded Modulation Schemes for Voronoi Constellations.
CoRR
Shen Li, Ali Mirani, Magnus Karlsson, Erik Agrell
2023 — conf
Field Trial of FPGA-Based Real-Time Sensing Transceiver over 524 km of Live Aerial Fiber.
OFC
Mikael Mazur, Dennis Wallberg, Lauren Dallachiesa, Erik Börjeson, Roland Ryf, Magnus Bergroth, Börje Josefsson, Nicolas K. Fontaine, Haoshuo Chen, David T. Neilson, Jochen Schröder, Per Larsson-Edefors, Magnus Karlsson
2022 J jnl
Capacity Bounds Under Imperfect Polarization Tracking.
IEEE Trans. Commun.
Mohammad Farsi, Magnus Karlsson, Erik Agrell
2022 — conf
Coherent Combining at Ultra-low Optical Signal Powers based on Optically Amplified Error Feedback.
OFC
Rasmus Larsson, Jochen Schröder, Magnus Karlsson, Peter A. Andrekson
2022 — conf
Comparison of Transmitter Nonlinearity Impairments in externally modulated Sigma-Delta-over Fiber vs Analog Radio-over-Fiber links.
OFC
Frida Olofsson, Lise Aabel, Magnus Karlsson, Christian Fager
2022 — conf
Experimental Demonstration of Learned Pulse Shaping Filter for Superchannels.
OFC
Zonglong He, Jinxiang Song, Christian Häger, Alexandre Graell i Amat, Henk Wymeersch, Peter A. Andrekson, Magnus Karlsson, Jochen Schröder
2022 J jnl
Low-Complexity Voronoi Shaping for the Gaussian Channel.
IEEE Trans. Commun.
Shen Li, Ali Mirani, Magnus Karlsson, Erik Agrell
2022 — conf
Ultralow-loss Silicon Nitride Waveguides for Parametric Amplification.
OFC
Victor Torres-Company, Zhichao Ye, Ping Zhao, Magnus Karlsson, Peter A. Andrekson
2022 — conf
Waveform Memory for Real-Time FPGA Test of Fiber-Optic Receiver DSPs.
NorCAS
Rafael Romón Sagredo, Erik Börjeson, Ali Mirani, Magnus Karlsson, Per Larsson-Edefors
2021 J jnl
Capacity Bounds under Imperfect Polarization Tracking.
CoRR
Mohammad Farsi, Magnus Karlsson, Erik Agrell
2021 — conf
Characterisation of a Coupled-Core Fiber Using Dual-Comb Swept-Wavelength Interferometry.
ECOC
Ekaterina Deriushkina, Israel Rebolledo Salgado, Mikael Mazur, Victor Torres-Company, Peter A. Andrekson, Simon Gross, Michael J. Withford, Tetsuya Hayashi, Takuji Nagashima, Jochen Schröder, Magnus Karlsson
2021 J jnl
Compressed Shaping: Concept and FPGA Demonstration.
CoRR
Tsuyoshi Yoshida, Koji Igarashi, Magnus Karlsson, Erik Agrell
2021 B conf
Designing Voronoi Constellations to Minimize Bit Error Rate.
ISIT
Shen Li, Ali Mirani, Magnus Karlsson, Erik Agrell
2021 — conf
Experimental Demonstration of 8-Dimensional Voronoi Constellations with 65, 536 and 16, 777, 216 Symbols.
ECOC
Ali Mirani, Kovendhan Vijayan, Zonglong He, Shen Li, Erik Agrell, Jochen Schröder, Peter A. Andrekson, Magnus Karlsson
2021 — conf
FPGA Implementation of Hierarchical Subcarrier Rate and Distribution Matching for up to 1.032 Tb/s or 262144-QAM.
OFC
Tsuyoshi Yoshida, Koji Igarashi, Yoshiaki Konishi, Magnus Karlsson, Erik Agrell
2021 J jnl
Low-complexity Voronoi shaping for the Gaussian channel.
CoRR
Shen Li, Ali Mirani, Magnus Karlsson, Erik Agrell
2021 — conf
Over-the-fiber Digital Predistortion Using Reinforcement Learning.
ECOC
Jinxiang Song, Zonglong He, Christian Häger, Magnus Karlsson, Alexandre Graell i Amat, Henk Wymeersch, Jochen Schröder
2021 — conf
Overcoming the Quantum Noise Limit with Continuous-wave Phase-Sensitive Parametric Amplification Based on a Single Integrated Silicon-Nitride Waveguide.
OFC
Ping Zhao, Zhichao Ye, Magnus Karlsson, Victor Torres-Company, Peter A. Andrekson
2021 — conf
Symbol-Based Supervised Learning Predistortion for Compensating Transmitter Nonlinearity.
ECOC
Zonglong He, Jinxiang Song, Christian Häger, Kovendhan Vijayan, Peter A. Andrekson, Magnus Karlsson, Alexandre Graell i Amat, Henk Wymeersch, Jochen Schröder
2020 — conf
Improved Simulation Accuracy of the Split-Step Fourier Method.
OFC
Shen Li, Magnus Karlsson, Erik Agrell
2020 — conf
Lattice-based geometric shaping.
ECOC
Ali Mirani, Erik Agrell, Magnus Karlsson
2020 — conf
Look-up Table based Pre-distortion for Transmitters Employing High-Spectral-Efficiency Modulation Formats.
ECOC
Zonglong He, Kovendhan Vijayan, Mikael Mazur, Magnus Karlsson, Jochen Schröder
2020 — conf
Multi-Channel Equalization for Comb-Based Systems.
OFC
Mikael Mazur, Jochen Schröder, Magnus Karlsson, Peter A. Andrekson
2020 — conf
Multilevel Coding with Flexible Probabilistic Shaping for Rate-Adaptive and Low-Power Optical Communications.
OFC
Tsuyoshi Yoshida, Magnus Karlsson, Erik Agrell
2020 — conf
On the Performance under Hard and Soft Bitwise Mismatched-Decoding.
OFC
Tsuyoshi Yoshida, Mikael Mazur, Jochen Schröder, Magnus Karlsson, Erik Agrell
2020 J jnl
On the Performance under Hard and Soft Bitwise Mismatched-Decoding.
CoRR
Tsuyoshi Yoshida, Mikael Mazur, Jochen Schröder, Magnus Karlsson, Erik Agrell
2020 — conf
Performance of Probabilistic Shaping Coherent Channels in Hybrid Systems.
ICTON
Diego Villafani, Ali Mirani, Henrik Åhlfeldt, Jochen Schröder, Magnus Karlsson, Peter A. Andrekson
2020 — conf
Required and Received SNRs in Coded Modulation.
ECOC
Tsuyoshi Yoshida, Koji Igarashi, Masashi Binkai, Shun Chikamori, Mikael Mazur, Jochen Schröder, Keisuke Matsuda, Shota Koshikawa, Naoki Suzuki, Magnus Karlsson, Erik Agrell
2020 — conf
Sparse-Dense MLC for Peak Power Constrained Channels.
ECOC
Tsuyoshi Yoshida, Koji Igarashi, Magnus Karlsson, Erik Agrell
2020 J jnl
When to Use Optical Amplification in Noncoherent Transmission: An Information-Theoretic Approach.
IEEE Trans. Commun.
Kamran Keykhosravi, Erik Agrell, Marco Secondini, Magnus Karlsson
2019 J jnl
Channel allocation in elastic optical networks using traveling salesman problem algorithms.
JOCN
Chayan Bhar, Erik Agrell, Kamran Keykhosravi, Magnus Karlsson, Peter A. Andrekson
2019 — conf
Joint Source-Channel Coding via Compressed Distribution Matching in Fiber-Optic Communications.
OFC
Tsuyoshi Yoshida, Magnus Karlsson, Erik Agrell
2019 J jnl
Performance Monitoring for Live Systems with Soft FEC and Multilevel Modulation.
CoRR
Tsuyoshi Yoshida, Mikael Mazur, Jochen Schröder, Magnus Karlsson, Erik Agrell
2019 J jnl
Post-FEC BER Prediction for Bit-Interleaved Coded Modulation with Probabilistic Shaping.
CoRR
Tsuyoshi Yoshida, Alex Alvarado, Magnus Karlsson, Erik Agrell
2018 — conf
11.5 bits/s/Hz PM-256QAM Comb-Based Superchannel Transmission by Combining Optical and Digital Pilots.
OFC
Mikael Mazur, Jochen Schröder, Abel Lorences-Riesgo, Tsuyoshi Yoshida, Magnus Karlsson, Peter A. Andrekson
2018 — conf
Efficient Offline Evaluation of FEC Codes Based on Captured Data with Probabilistic Shaping.
OFC
Tsuyoshi Yoshida, Magnus Karlsson, Erik Agrell
2018 J jnl
Hierarchical Distribution Matching for Probabilistically Shaped Coded Modulation.
CoRR
Tsuyoshi Yoshida, Magnus Karlsson, Erik Agrell
2018 — conf
Low-Complexity Variable-Length Output Distribution Matching with Periodical Distribution Uniformalization.
OFC
Tsuyoshi Yoshida, Magnus Karlsson, Erik Agrell
2018 — conf
Optical Bandwidth Dependency of Nonlinearity Mitigation in Phase-Sensitive Amplifier Links.
ECOC
Kovendhan Vijayan, Henrik Eliasson, Benjamin Foo, Samuel L. I. Olsson, Magnus Karlsson, Peter A. Andrekson
2018 — conf
Optimization of Low-Complexity Pilot-Based DSP for High Spectral Efficiency 51×24 Gbaud PM-64QAM Transmission.
ECOC
Mikael Mazur, Jochen Schröder, Abel Lorences-Riesgo, Magnus Karlsson, Peter A. Andrekson
2018 — conf
Power Consumption Savings Through Joint Carrier Recovery for Spectral and Spatial Superchannels.
ECOC
Lars Lundberg, Erik Börjeson, Christoffer Fougstedt, Mikael Mazur, Magnus Karlsson, Peter A. Andrekson, Per Larsson-Edefors
2018 — conf
Technologies Toward Implementation of Probabilistic Constellation Shaping.
ECOC
Tsuyoshi Yoshida, Magnus Karlsson, Erik Agrell
2017 — conf
10 Tb/s self-homodyne 64-QAM superchannel transmission with 4% spectral overhead.
OFC
Mikael Mazur, Abel Lorences-Riesgo, Magnus Karlsson, Peter A. Andrekson
2017 — conf
10.3 bits/s/Hz Spectral Efficiency 54×24 Gbaud PM-128QAM Comb-Based Superchannel Transmission Using Single Pilot.
ECOC
Mikael Mazur, Abel Lorences-Riesgo, Jochen Schröder, Peter A. Andrekson, Magnus Karlsson
2017 — conf
An impairment-aware resource allocation scheme for dynamic elastic optical networks.
OFC
Nishan Dharmaweera, Li Yan, Magnus Karlsson, Erik Agrell
2017 — conf
Experimental investigation of nonlinearity mitigation properties of a hybrid distributed Raman/phase-sensitive amplifier link.
OFC
Henrik Eliasson, Samuel L. I. Olsson, Magnus Karlsson, Peter A. Andrekson
2017 — conf
Finite-Precision Optimization of Time-Domain Digital Back Propagation by Inter-Symbol Interference Minimization.
ECOC
Christoffer Fougstedt, Lars J. Svensson, Mikael Mazur, Magnus Karlsson, Per Larsson-Edefors
2017 — conf
Impact of damping on 50 Gbps 4-PAM modulation of 25G class VCSELs.
OFC
Tamas Lengyel, Erik Haglund, Johan S. Gustavsson, Krzysztof Szczerba, Anders Larsson, Magnus Karlsson, Peter A. Andrekson
2017 — conf
Joint Carrier Recovery for DSP Complexity Reduction in Frequency Comb-Based Superchannel Transceivers.
ECOC
Lars Lundberg, Mikael Mazur, Abel Lorences-Riesgo, Magnus Karlsson, Peter A. Andrekson
2017 — conf
Long-Haul Optical Transmission of 16-QAM Signal with In-Line Phase-Sensitive Amplifiers.
ECOC
Samuel L. I. Olsson, Magnus Karlsson, Peter A. Andrekson
2017 — conf
Modified digital backpropagation accounting for polarization-mode dispersion.
OFC
Cristian B. Czegledi, Gabriele Liga, Domaniç Lavery, Magnus Karlsson, Erik Agrell, Seb J. Savory, Polina Bayvel
2017 — conf
Nonbinary staircase codes for spectrally and energy efficient fiber-optic systems.
OFC
Alireza Sheikh, Alexandre Graell i Amat, Magnus Karlsson
2017 — conf
Optical nonlinearity mitigation of 6 χ 10 GBd polarization-division multiplexing 16 QAM signals in a field-installed transmission link.
OFC
Yujia Sun, Abel Lorences-Riesgo, Francesca Parmigiani, Kyle R. H. Bottrill, Satoshi Yoshima, Graham D. Hesketh, Magnus Karlsson, Peter A. Andrekson, David J. Richardson, Periklis Petropoulos
2017 J jnl
Performance Metrics for Systems with Soft-Decision FEC and Probabilistic Shaping.
CoRR
Tsuyoshi Yoshida, Magnus Karlsson, Erik Agrell
2017 — conf
Phase-noise compensation for spatial-division multiplexed transmission.
OFC
Arni F. Alfredsson, Erik Agrell, Henk Wymeersch, Magnus Karlsson
2017 — conf
Pilot Distributions for Phase Tracking in Space-Division Multiplexed Systems.
ECOC
Arni F. Alfredsson, Erik Agrell, Henk Wymeersch, Magnus Karlsson
2017 — conf
Post-FEC BER Prediction Accuracy for Probabilistically Shaped Signaling in Fiber-Optic Communications.
ECOC
Tsuyoshi Yoshida, Magnus Karlsson, Erik Agrell
2017 — conf
Short-Block-Length Shaping by Simple Mark Ratio Controllers for Granular and Wide-Range Spectral Efficiencies.
ECOC
Tsuyoshi Yoshida, Magnus Karlsson, Erik Agrell
2017 — conf
Temporal stochastic channel model for absolute polarization state and polarization-mode dispersion.
OFC
Cristian B. Czegledi, Magnus Karlsson, Pontus Johannisson, Erik Agrell
2017 — conf
Time-domain digital back propagation: Algorithm and finite-precision implementation aspects.
OFC
Christoffer Fougstedt, Mikael Mazur, Lars J. Svensson, Henrik Eliasson, Magnus Karlsson, Per Larsson-Edefors
2016 — conf
Improved achievable information rates by optimized four-dimensional demappers in optical transmission experiments.
OFC
Tobias Fehenberger, Tobias A. Eriksson, Alex Alvarado, Magnus Karlsson, Erik Agrell, Norbert Hanik
2016 J jnl
Modulation Format Independent Joint Polarization and Phase Tracking for Coherent Receivers.
CoRR
Cristian B. Czegledi, Erik Agrell, Magnus Karlsson, Pontus Johannisson
2016 — conf
Multidimensional modulation and coding.
OFC
Magnus Karlsson, Erik Agrell
2016 — conf
Regenerator site selection in impairment-aware elastic optical networks.
OFC
Nishan Dharmaweera, Li Yan, Juzi Zhao, Magnus Karlsson, Erik Agrell
2016 J jnl
Traffic-Grooming- and Multipath-Routing-Enabled Impairment-Aware Elastic Optical Networks.
JOCN
Madushanka Nishan Dharmaweera, Juzi Zhao, Li Yan, Magnus Karlsson, Erik Agrell
2015 — conf
Experimental investigation of a four-dimensional 256-ary lattice-based modulation format.
OFC
Tobias A. Eriksson, Saleem Alreesh, Carsten Schmidt-Langhorst, Felix Frey, Pablo Wilke Berenguer, Colja Schubert, Johannes K. Fischer, Peter A. Andrekson, Magnus Karlsson, Erik Agrell
2015 — conf
Four-dimensional estimates of mutual information in coherent optical communication experiments.
ECOC
Tobias A. Eriksson, Tobias Fehenberger, Norbert Hanik, Peter A. Andrekson, Magnus Karlsson, Erik Agrell
2015 — conf
Frequency-comb regeneration for self-homodyne superchannels.
ECOC
Abel Lorences-Riesgo, Tobias A. Eriksson, Attila Fülöp, Magnus Karlsson, Peter A. Andrekson
2015 J jnl
Impact of 4D channel distribution on the achievable rates in coherent optical communication experiments.
CoRR
Tobias A. Eriksson, Tobias Fehenberger, Peter A. Andrekson, Magnus Karlsson, Norbert Hanik, Erik Agrell
2015 — conf
Impact of forward error correction on energy consumption of VCSEL-based transmitters.
ECOC
Krzysztof Szczerba, Christoffer Fougstedt, Per Larsson-Edefors, Petter Westbergh, Alexandre Graell i Amat, Lars J. Svensson, Magnus Karlsson, Anders Larsson, Peter A. Andrekson
2015 J jnl
Influence of Behavioral Models on Multiuser Channel Capacity.
CoRR
Erik Agrell, Magnus Karlsson
2015 — conf
On the impact of carrier phase estimation on phase correlations in coherent fiber transmission.
TIWDC
Tobias Fehenberger, Norbert Hanik, Tobias A. Eriksson, Pontus Johannisson, Magnus Karlsson
2015 — conf
Phase-sensitive amplification of 28 GBaud DP-QPSK signal.
OFC
Abel Lorences-Riesgo, Tobias A. Eriksson, Carl Lundstrom, Magnus Karlsson, Peter A. Andrekson
2015 J jnl
Polarization Drift Channel Model for Coherent Fibre-Optic Systems.
CoRR
Cristian B. Czegledi, Magnus Karlsson, Erik Agrell, Pontus Johannisson
2015 — conf
Power consumption of hybrid EDFA/Raman amplified systems.
ECOC
Lars Lundberg, Pontus Johannisson, Erik Agrell, Magnus Karlsson, Peter A. Andrekson
2015 — conf
Sensitivity improvements in an 850 nm VCSEL transmitter using a one-tap pre-emphasis electronic filter.
ECOC
Tamas Lengyel, Krzysztof Szczerba, Petter Westbergh, Magnus Karlsson, Anders Larsson, Peter A. Andrekson
2015 — conf
Symbol-by-symbol joint polarization and phase tracking in coherent receivers.
OFC
Cristian B. Czegledi, Erik Agrell, Magnus Karlsson
2015 — conf
Transmission systems with low noise phase sensitive parametric amplifiers.
ECOC
Magnus Karlsson
2014 — conf
70 Gbps 4-PAM and 56 Gbps 8-PAM using an 850 nm VCSEL.
ECOC
Krzysztof Szczerba, Petter Westbergh, Magnus Karlsson, Peter A. Andrekson, Anders Larsson
2014 J jnl
A Low-Complexity Detector for Memoryless Polarization-Multiplexed Fiber-Optical Channels.
IEEE Commun. Lett.
Christian Häger, Lotfollah Beygi, Erik Agrell, Pontus Johannisson, Magnus Karlsson, Alexandre Graell i Amat
2014 — conf
Biorthogonal modulation in 8 dimensions experimentally implemented as 2PPM-PS-QPSK.
OFC
Tobias A. Eriksson, Pontus Johannisson, Erik Agrell, Peter A. Andrekson, Magnus Karlsson
2014 — conf
CMA-based CD and DGD estimation in presence of experimental higher order PMD.
ECOC
Daniel Zakrisson, Magnus Karlsson, Pontus Johannisson
2014 J jnl
Capacity of a Nonlinear Optical Channel with Finite Memory.
CoRR
Erik Agrell, Alex Alvarado, Giuseppe Durisi, Magnus Karlsson
2014 J jnl
Coded Modulation for Fiber-Optic Networks: Toward better tradeoff between signal processing complexity and optical transparent reach.
IEEE Signal Process. Mag.
Lotfollah Beygi, Erik Agrell, Joseph M. Kahn, Magnus Karlsson
2014 — conf
Comparison between coherent superposition in DSP and PSA for mitigation of nonlinearities in a single-span link.
ECOC
Henrik Eliasson, Samuel L. I. Olsson, Magnus Karlsson, Peter A. Andrekson
2014 — conf
Experimental comparison of PS-QPSK and LDPC-coded PM-QPSK with equal spectral efficiency in WDM transmission.
ECOC
Tobias A. Eriksson, Pontus Johannisson, Erik Agrell, Peter A. Andrekson, Magnus Karlsson
2014 — conf
Four-dimensional modulation formats for long-haul transmission.
OFC
Pontus Johannisson, Martin Sjödin, Tobias A. Eriksson, Magnus Karlsson
2014 — conf
Linear and nonlinear transmission of 16-QAM Over 105 km phase-sensitive amplified link.
OFC
Samuel L. I. Olsson, Tobias A. Eriksson, Carl Lundstrom, Magnus Karlsson, Peter A. Andrekson
2014 — conf
Long-haul (3465 km) transmission of a 10 GBd QPSK signal with low noise phase-sensitive in-line amplification.
ECOC
Samuel L. I. Olsson, Carl Lundstrom, Magnus Karlsson, Peter A. Andrekson
2014 — conf
Phase-sensitive amplification and regeneration of dual-polarization BPSK without polarization diversity.
ECOC
Abel Lorences-Riesgo, Carl Lundstrom, Fabrizio Chiarello, Magnus Karlsson, Peter A. Andrekson
2014 — conf
Record-high sensitivity receiver using phase sensitive fiber optical parametric amplification.
OFC
Rohit Malik, Samuel L. I. Olsson, Peter A. Andrekson, Carl Lundstrom, Magnus Karlsson
2014 — conf
Spectrum superposition based chromatic dispersion estimation for digital coherent receivers.
ECOC
Shuchang Yao, Tobias A. Eriksson, Songnian Fu, Jianqiang Li, Pontus Johannisson, Magnus Karlsson, Peter A. Andrekson, Perry Ping Shum, Deming Liu
2013 J jnl
A Low-Complexity Detector for Memoryless Polarization-Multiplexed Fiber-Optical Channels.
CoRR
Christian Häger, Lotfollah Beygi, Erik Agrell, Pontus Johannisson, Magnus Karlsson, Alexandre Graell i Amat
2013 — conf
Experimental demonstration of 128-SP-QAM in uncompensated long-haul transmission.
OFC/NFOEC
Tobias A. Eriksson, Martin Sjödin, Peter A. Andrekson, Magnus Karlsson
2013 — conf
Experimental demonstration of an optimized 16-ary four-dimensional modulation format using optical OFDM.
OFC/NFOEC
Johnny Karout, Xiang Liu, Sethumadhavan Chandrasekhar, Erik Agrell, Magnus Karlsson, René-Jean Essiambre
2013 J jnl
High-Speed 850 nm Quasi-Single-Mode VCSELs for Extended-Reach Optical Interconnects.
JOCN
Rashid Safaisini, Krzysztof Szczerba, Petter Westbergh, Erik Haglund, Benjamin Kögel, Johan S. Gustavsson, Magnus Karlsson, Peter A. Andrekson, Anders Larsson
2013 — conf
Intersymbol interference penalties for OOK and 4-PAM in short-range optical communications.
OFC/NFOEC
Krzysztof Szczerba, Magnus Karlsson, Peter A. Andrekson, Anders Larsson
2013 — conf
Long-haul transmission of PM-2PPM-QPSK at 42.8 Gbit/s.
OFC/NFOEC
Martin Sjödin, Tobias A. Eriksson, Peter A. Andrekson, Magnus Karlsson
2013 J jnl
MCRB for Timing and Phase Offset for Low-Rate Optical Communication with Self-Phase Modulation.
IEEE Commun. Lett.
Debarati Sen, Henk Wymeersch, Naga VishnuKanth Irukulapati, Erik Agrell, Pontus Johannisson, Magnus Karlsson, Peter A. Andrekson
2013 — conf
Phase-sensitive amplifiers for optical links.
OFC/NFOEC
Carl Lundstrom, Samuel L. I. Olsson, Bill Corcoran, Magnus Karlsson, Peter A. Andrekson
2013 J jnl
Subset-Optimized Polarization-Multiplexed PSK for Fiber-Optic Communications.
IEEE Commun. Lett.
Martin Sjödin, Erik Agrell, Magnus Karlsson
2013 — conf
WDM channel capacity and its dependence on multichannel adaptation models.
OFC/NFOEC
Erik Agrell, Magnus Karlsson
2012 J jnl
4-PAM for High-Speed Short-Range Optical Communications.
JOCN
Krzysztof Szczerba, Petter Westbergh, Johnny Karout, Johan S. Gustavsson, Åsa Haglund, Magnus Karlsson, Peter A. Andrekson, Erik Agrell, Anders Larsson
2012 J jnl
A Discrete-Time Model for Uncompensated Single-Channel Fiber-Optical Links.
IEEE Trans. Commun.
Lotfollah Beygi, Erik Agrell, Pontus Johannisson, Magnus Karlsson, Henk Wymeersch
2012 — conf
Adaptive coded modulation for nonlinear fiber-optical channels.
GLOBECOM Workshops
Lotfollah Beygi, Erik Agrell, Magnus Karlsson
2012 J jnl
Influence of Fiber-Bragg Grating-Induced Group-Delay Ripple in High-Speed Transmission Systems.
JOCN
Ekawit Tipsuwannakul, Jianqiang Li, Tobias A. Eriksson, Lars Egnell, Fredrik Sjöström, Johan Pejnefors, Peter A. Andrekson, Magnus Karlsson
2012 J jnl
Optimizing Constellations for Single-Subcarrier Intensity-Modulated Optical Systems.
IEEE Trans. Inf. Theory
Johnny Karout, Erik Agrell, Krzysztof Szczerba, Magnus Karlsson
2011 — conf
An ML-Based Detector for Optical Communication in the Presence of Nonlinear Phase Noise.
ICC
Ahmet Serdar Tan, Henk Wymeersch, Pontus Johannisson, Erik Agrell, Peter A. Andrekson, Magnus Karlsson
2011 — conf
CMA misconvergence in coherent optical communication for signals generated from a single PRBS.
WOCC
Johnny Karout, Henk Wymeersch, Ahmet Serdar Tan, Pontus Johannisson, Erik Agrell, Martin Sjödin, Magnus Karlsson, Peter A. Andrekson
2011 J jnl
Convergence Comparison of the CMA and ICA for Blind Polarization Demultiplexing.
JOCN
Pontus Johannisson, Henk Wymeersch, Martin Sjödin, Ahmet Serdar Tan, Erik Agrell, Peter A. Andrekson, Magnus Karlsson
2011 J jnl
Designing Power-Efficient Modulation Formats for Noncoherent Optical Systems
CoRR
Johnny Karout, Erik Agrell, Krzysztof Szczerba, Magnus Karlsson
2011 B conf
Designing Power-Efficient Modulation Formats for Noncoherent Optical Systems.
GLOBECOM
Johnny Karout, Erik Agrell, Krzysztof Szczerba, Magnus Karlsson
2011 J jnl
On the Symbol Error Probability of Regular Polytopes.
IEEE Trans. Inf. Theory
Erik Agrell, Magnus Karlsson
2011 J jnl
Optimizing Constellations for Noncoherent Optical Communication Systems
CoRR
Johnny Karout, Erik Agrell, Krzysztof Szczerba, Magnus Karlsson
2010 B conf
A Novel Multilevel Coded Modulation Scheme for Fiber Optical Channel with Nonlinear Phase Noise.
GLOBECOM
Lotfollah Beygi, Erik Agrell, Pontus Johannisson, Magnus Karlsson
2010 B conf
A novel rate allocation method for multilevel coded modulation.
ISIT
Lotfollah Beygi, Erik Agrell, Magnus Karlsson, Behrooz Makki
2010 J jnl
On the Dimensionality of Multilevel Coded Modulation in the High SNR Regime.
IEEE Commun. Lett.
Lotfollah Beygi, Erik Agrell, Magnus Karlsson
2010 J jnl
On the symbol error probability of regular polytopes
CoRR
Erik Agrell, Magnus Karlsson
2009 J jnl
Optical Communications Intersymbol interference in DQPSK fibre-optic systems.
Eur. Trans. Telecommun.
Hongxia Zhao, Erik Agrell, Magnus Karlsson
2008 J jnl
Optical Communications Unequal bit error probability in coherent QPSK fiber-optic systems using phase modulator based transmitters.
Eur. Trans. Telecommun.
Hongxia Zhao, Erik Agrell, Magnus Karlsson