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2019

86-GBaud subcarrier multiplexed 16QAM signal generation using an electrical 90 degree hybrid and IQ mixers

Zhang, T., Sánchez, C., Skvortcov, P., Ferreira, F., Sygletos, S., Phillips, I. D., Forysiak, W. & Ellis, A. D., 12 Apr 2019, In : Optics Express. 27, 8, p. 11819-11829 11 p.

Research output: Contribution to journalArticle

Open Access
File
diplexers
quadrature amplitude modulation
MIMO (control systems)
taps
crosstalk

A Reconfigurable OADM Architecture for High-Order Regular- and Offset- QAM based OFDM Super-Channels

Vlachos, K., Marques Ferreira, F. & Sygletos, S., 15 Aug 2019, In : Journal of Lightwave Technology. 37, 16, p. 4008-4016 9 p., 8667642.

Research output: Contribution to journalArticle

Open Access
File
quadrature amplitude modulation
subtraction
waveforms
extinction
spacing

Conjugate nonlinear-optical loop mirror (Conj-NOLM)-based phase-preserving multilevel amplitude regenerator

Wen, F., Wu, B., Qiu, K. & Sygletos, S., 8 Jul 2019, In : Optics Express. 27, 14, p. 19940-19949 10 p.

Research output: Contribution to journalArticle

Open Access
File
regenerators
preserving
mirrors
regeneration
phase modulation

MIMO Nonlinear Equalizer based on Inverse Volterra Series Transfer Function for Coherent SDM Systems

Vgenopoulou, V., Diamantopoulos, N. P., Roudas, I. & Sygletos, S., 22 Apr 2019, 2019 Optical Fiber Communications Conference and Exhibition, OFC 2019 - Proceedings. Optical Society of America, 8696794

Research output: Chapter in Book/Report/Conference proceedingConference contribution

MIMO (control systems)
Equalizers
MIMO systems
transfer functions
Transfer functions

Nonlinearity Compensation Techniques Using Machine Learning

Sygletos, S., Redyuk, A. A. & Sidelnikov, O., 29 Jul 2019, Signal Processing in Photonic Communications 2019. Optical Society of America, SpT2E.2

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Backpropagation
Learning systems
Neural networks
Data storage equipment
Fibers

Nonlinear Performance of Few-Mode Fiber Links with Intermediate Coupling

Ferreira, F., Sánchez, C., Sygletos, S. & Ellis, A. D., 1 Feb 2019, In : Journal of Lightwave Technology. 37, 3, p. 989 - 999 11 p., 8558561.

Research output: Contribution to journalArticle

Open Access
File
coupled modes
fibers
propagation modes
penalties
four-wave mixing
2018

200-Gb/s Polarization Multiplexed Doubly Differential QPSK Signal Transmission over 80-km SSMF Using Tandem SSB without Optical Amplification

Zhang, T., Sánchez, C., Phillips, I. D., Sygletos, S. & Ellis, A. D., 26 Apr 2018, 2017 European Conference on Optical Communication (ECOC). IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
quadrature phase shift keying
signal transmission
polarization
receivers
recovery

224-Gb/s Carrier-recovery-free Doubly Differential 2ASK-8PSK for Short-reach Optical Networks

Zhang, T., Sanchez, C., Al-khateeb, M., Ali, A., Tan, M., Skvortcov, P., Phillips, I., Sygletos, S. & Ellis, A., 16 Jul 2018, In : IEEE Photonics Technology Letters.

Research output: Contribution to journalArticle

Open Access
File
decoding
Fiber optic networks
Decoding
recovery
Recovery

Advanced methods to mitigate fiber nonlinearies using neural networks and probabilistic shaping

Sidelnikov, O. S., Skidin, A. S., Sygletos, S. & Fedoruk, M. P., 5 Jul 2018, Bragg Gratings, Photosensitivity and Poling in Glass Waveguides and Materials, BGPPM 2018. Optical Society of America, Vol. Part F98-BGPPM 2018.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Neural networks
Fibers

All-optical multilevel amplitude regeneration in a single nonlinear optical loop mirror

Wen, F., Tsekrekos, C. P., Geng, Y., Zhou, X., Wu, B., Qiu, K., Turitsyn, S. K. & Sygletos, S., 14 May 2018, In : Optics Express. 26, 10, p. 12698-12706

Research output: Contribution to journalArticle

Open Access
File
regeneration
mirrors
regenerators
pulse amplitude
transfer functions
Open Access
File
quadrature phase shift keying
signal transmission
receivers
amplifiers
penalties

Comparison of Nonlinear Compensation Techniques for 400-Gb/s Coherent Multi-Band OFDM Super-Channels

Vgenopoulou, V., Song, M., Pincemin, E., Jaouën, Y., Sygletos, S. & Roudas, I., 15 Mar 2018, In : Applied Sciences. 8, 3, p. 447

Research output: Contribution to journalArticle

Open Access
File
frequency division multiplexing
Equalizers
Orthogonal frequency division multiplexing
Transfer functions
Backpropagation

Complex neural network equalization of optical SSB PAM-4 signal in direct-detection Kramers-Kronig receiver

Ying, H., Zhu, M. Y., Zhang, J., Sygletos, S., Li, F., Huang, X. T., Jiang, Y., Yi, X. W. & Qiu, K., 18 May 2018, CLEO: Science and Innovations, CLEO_SI 2018. Optical Society of America, Vol. Part F94-CLEO_SI 2018.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pulse amplitude modulation
Equalizers
Neural networks

Equalization performance and complexity analysis of dynamic deep neural networks in long haul transmission systems

Sidelnikov, O., Redyuk, A. & Sygletos, S., 10 Dec 2018, In : Optics Express. 26, 25, p. 32765-32776

Research output: Contribution to journalArticle

Open Access
File
numerical analysis
costs

Impact of Linear Mode Coupling on the Nonlinear Transmission Performance of Few-Mode Fibres

Ferreira, F., Sánchez, C., Sygletos, S. & Ellis, A. D., 27 Sep 2018, 2018 20th International Conference on Transparent Optical Networks (ICTON). IEEE, (2018 20th International Conference on Transparent Optical Networks (ICTON)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

coupled modes
fibers
configurations

Mitigation of Amplitude and Phase Distortions by Using Conjugate-NOLM Regenerator

Wen, F., Wu, B., Yang, F. & Sygletos, S., 27 Sep 2018, 2018 20th International Conference on Transparent Optical Networks (ICTON). IEEE, 8473781. (2018 20th International Conference on Transparent Optical Networks (ICTON)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
regenerators
quadrature amplitude modulation
inversions
mirrors
configurations

Mitigation of Optical Fiber Nonlinearities in OFDM Systems Using FWM-Aware Constellation Modulation Technique

Sánchez, C., Al-Khateeb, M., Zhang, T., Ferreira, F., Skvortcov, P., Wei, J., Sygletos, S. & Ellis, A. D., 15 Nov 2018, 2018 European Conference on Optical Communication (ECOC). IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Orthogonal frequency division multiplexing
Optical fibers
Modulation
Fibers

Multilevel Amplitude Regeneration of PAM-4 Signals using a Nonlinear Optical Loop Mirror

Wen, F., Tsekrekos, C. P., Zhou, X., Geng, Y., Wu, B., Qiu, K., Turitsyn, S. K. & Sygletos, S., 26 Apr 2018, European Conference on Optical Communication (ECOC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
pulse amplitude modulation
regeneration
mirrors
retarding

Nonlinear Compensation Using Digital Back-Propagation in Few-Mode Fibre Spans with Intermediate Coupling

Ferreira, F., Sánchez, C., Sygletos, S. & Ellis, A. D., 26 Apr 2018, European Conference on Optical Communication. IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
fibers
propagation

Nonlinear Equalization in Long Haul Transmission Systems Using Dynamic Multi-Layer Perceptron Networks

Sidelnikov, O., Redyuk, A. A. & Sygletos, S., 15 Nov 2018, 2018 European Conference on Optical Communication (ECOC). IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Multilayer neural networks
Dynamical systems
Neural networks
Backpropagation

Overcoming degradation in spatial multiplexing systems with stochastic nonlinear impairments

Ferreira, F., Sánchez, C., Sygletos, S. & Ellis, A. D., 3 Dec 2018, In : Scientific Reports. 8, 16 p., 17539.

Research output: Contribution to journalArticle

Open Access
File
impairment
multiplexing
nonlinearity
degradation
optical communication

Performance Evaluation of a Reconfigurable Optical Add Drop Multiplexer Design for High-Order Regular and Offset-QAM Signals

Vlachos, K., Ferreira, F. & Sygletos, S., 27 Sep 2018, 2018 20th International Conference on Transparent Optical Networks (ICTON). IEEE, 8473580. (2018 20th International Conference on Transparent Optical Networks (ICTON)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Quadrature amplitude modulation
Processing
Amplification

Performance Improvement of Nyquist DP-16QAM Over 600km System Using ANN-enhanced Post-equalization

Tsekrekos, C. P., Costa, C. S., Al-khateeb, M. A. Z., Wen, F., Sidelnikov, O. & Sygletos, S., 13 May 2018, CLEO: Science and Innovations 2018. Optical Society of America, p. STh1C.4

Research output: Chapter in Book/Report/Conference proceedingConference contribution

polarization

Phase-preserving Multilevel Amplitude Regeneration in Conjugate Nonlinear-Optical Loop Mirror Pair

Wen, F., Sorokina, M., Tsekrekos, C. P., Geng, Y., Zhou, X., Wu, B., Qiu, K., Turitsyn, S. K. & Sygletos, S., May 2018, p. SM4K.6.

Research output: Contribution to conferencePaper

quadrature amplitude modulation
phase conjugation
regeneration
preserving
mirrors

Sub-channel add/drop multiplexing in offset-QAM OFDM signals

Monogios, D., Vlachos, K., Ferreira, F. & Sygletos, S., 1 Sep 2018, Proceedings of the 2018 Photonics in Switching and Computing, PSC 2018. Manousakis, K., Iezekiel, S., Tomkos, I., Ellinas, G. & Utaka, K. (eds.). IEEE, 8751275. (2018 Photonics in Switching and Computing (PSC)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

quadrature amplitude modulation
Quadrature amplitude modulation
multiplexing
Multiplexing
Orthogonal frequency division multiplexing

Training-Aided Channel Estimation and Equalization in SDM Systems with MISO Pre-convergence under Strong Coupling

Sánchez, C., Ferreira, F., Wei, J., Sygletos, S. & Ellis, A. D., 26 Apr 2018, p. 1-3. 3 p.

Research output: Contribution to conferencePaper

Open Access
File
Quadrature phase shift keying
Channel estimation
Fibers
Lasers
2017

A high-sensitivity coherent receiver without frequency recovery enabled by doubly differential QPSK

Zhang, T., Sanchez, C., Sygletos, S., Sadeghioon, L., McCarthy, M. E. & Ellis, A. D., 25 Oct 2017, 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings. IEEE, Vol. 2017-January. p. 1-2 2 p. paper STu3M.2

Research output: Chapter in Book/Report/Conference proceedingConference contribution

quadrature phase shift keying
Quadrature phase shift keying
receivers
recovery
Recovery

All-optical multilevel regeneration in nonlinear optical loop mirror

Wen, F., Tsekrekos, C. P., Zhou, X., Wu, B., Zhu, M., Zhang, J., Qiu, K., Turitsyn, S. K. & Sygletos, S., 1 Dec 2017, 16th International Conference on Optical Communications and Networks (ICOCN). IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
regeneration
transfer functions
mirrors
slopes
regenerators

Dynamic neural network-based methods for compensation of nonlinear effects in multimode communication lines

Sidelnikov, O. S., Redyuk, A. A. & Sygletos, S., 31 Dec 2017, In : Quantum Electronics. 47, 12, p. 1147-1149

Research output: Contribution to journalArticle

signal processing
communication
Neural networks
Nonlinear distortion
signal transmission

Multilevel power transfer function characterization of nonlinear optical loop mirror

Wen, F., Sygletos, S., Tsekrekos, C. P., Zhou, X., Geng, Y., Wu, B., Qiu, K. & Turitsyn, S. K., 4 Sep 2017, ICTON 2017 - 19th International Conference on Transparent Optical Networks. IEEE, 8025081

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Interferometers
Transfer functions
Mirrors
Pumps

Nonlinear transmission performance in delay-managed few-mode fiber links with intermediate coupling

Ferreira, F., Sánchez, C., Suibhne, N., Sygletos, S. & Ellis, A., 24 Mar 2017, Optical Fiber Communication Conference 2017. Optical Society of America, Th2A.53

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Fibers

On the Feasibility of Mode-Division Multiplexed Transmission over Few-Mode Fibres

Ferreira, F., Sánchez, C., Sygletos, S. & Ellis, A. D., 1 Dec 2017, Microwave and Optoelectronics Conference (IMOC), 2017 SBMO/IEEE MTT-S International. IEEE, Vol. 2017-January. p. 1-5 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
division
fibers
Fibers
coupled modes
Data storage equipment

Ripple distribution for nonlinear fiber-optic channels

Sorokina, M., Sygletos, S. & Turitsyn, S., 6 Feb 2017, In : Optics Express. 25, 3, p. 2228-2238 11 p.

Research output: Contribution to journalArticle

Open Access
File
nonlinear optics
ripples
fiber optics
optical communication
coding

Semi-analytical modelling of linear mode coupling in few-mode fibers

Ferreira, F. M., Costa, C. S., Sygletos, S. & Ellis, A. D., 15 Sep 2017, In : Journal of Lightwave Technology. 35, 18, p. 4011 - 4022 12 p.

Research output: Contribution to journalArticle

Open Access
File
coupled modes
fibers
differential equations
statistics
waveguides

Sparse Identification for Nonlinear Optical communication systems

Sorokina, M., Sygletos, S. & Turitsyn, S., 4 Sep 2017, ICTON 2017 - 19th International Conference on Transparent Optical Networks. IEEE, 8024969

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Optical communication
Learning systems
Communication systems
Modulation
Compensation and Redress

Support vector machine based nonlinear compensation for few mode fiber transmission systems

Sidelnikov, O., Redyuk, A., Ferreira, F. & Sygletos, S., 29 Jun 2017, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017. Optical Society of America, Vol. Part F82-CLEO_Europe 2017.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Support vector machines
Multimode fibers
Fibers
Communication systems
Lighting
2016

4 Tb/s transmission reach enhancement using 10 × 400 Gb/s super-channels and polarization insensitive dual band optical phase conjugation

Ellis, A. D., Tan, M., Iqbal, M. A., Al-Khateeb, M. A. Z., Gordienko, V., Saavedra Mondaca, G., Fabbri, S., Stephens, M. F. C., McCarthy, M. E., Perentos, A., Phillips, I. D., Lavery, D., Liga, G., Maher, R., Harper, P., Doran, N., Turitsyn, S. K., Sygletos, S. & Bayvel, P., 15 Apr 2016, In : Journal of Lightwave Technology. 34, 8, p. 1717-1723 7 p.

Research output: Contribution to journalArticle

Open Access
File
phase conjugation
augmentation
polarization
asymmetry

Advantages of strong mode coupling for suppression of nonlinear distortion in few-mode fibers

Ferreira, F., MacSuibhne, N., Sánchez, C., Sygletos, S. & Ellis, A. D., 22 Mar 2016, Optical Fiber Communication Conference 2016. Optical Society of America, 3 p. Tu2E.3

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Nonlinear distortion
coupled modes
retarding
fibers
Fibers

Cascaded all-optical sub-channel add/drop multiplexing from a 1-Tb/s super-channel having 2-GHz guard-bands

Song, M., Pincemin, E., Baeuerle, B., Josten, A., Hillerkuss, D., Leuthold, J., Rudnick, R., Marom, D. M., Ben-Ezra, S., Ferran, J. F., Sygletos, S., Ellis, A., Zhao, J., Thouenon, G., Betoule, C., Rivas, J. M., Klonidis, D. & Tomkos, I., 27 Oct 2016, 2016 21st OptoElectronics and Communications Conference, OECC 2016, held Jointly with 2016 International Conference on Photonics in Switching, PS 2016. IEEE, 3 p. MB2-4

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Erbium doped fiber amplifiers
multiplexing
Multiplexing
Orthogonal frequency division multiplexing
filters

Nonlinear distortion in mode delay compensated few-mode fibre spans with intermediate coupling

Ferreira, F. M., Costa, C. S., Mac Suibhne, N., Sygletos, S. & Ellis, A. D., 5 Dec 2016, ECOC 2016 Düsseldorf : 42nd European Conference and Exhibition on Optical Communications. Berlin (DE): VDE, p. 295-297 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nonlinear distortion
Fibers
Compensation and Redress

Numerical modelling of multimode fibre-optic communication lines

Sidelnikov, O. S., Sygletos, S., Ferreira, F. & Fedoruk, M. P., 2016, In : Quantum Electronics. 46, 1, p. 76-80 5 p.

Research output: Contribution to journalArticle

Multimode fibers
Group delay
Fiber optics
fiber optics
communication

On the group delay statistics of few-mode fibres with intermediate linear mode coupling

Ferreira, F. M., MacSuibhne, N., S. Costa, C., Sorokina, M., Sygletos, S. & Ellis, A., 25 Aug 2016, 2016 18th International Conference on Transparent Optical Networks (ICTON). Ferrari, M., Dorosz, D. & Marciniak, M. (eds.). IEEE, 5 p. Mo.D1.1

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Group delay
Statistics
Fibers
Probability density function

Perturbative discrete-time multivariate fiber channel model with finite memory

Sorokina, M., Sygletos, S. & Turitsyn, S., 23 Aug 2016, 2016 18th International Conference on Transparent Optical Networks (ICTON). Ferrari, M., Dorosz, D. & Marciniak, M. (eds.). IEEE, 4 p. Tu.D1.3

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Signal distortion
Fiber optics
Statistics
Data storage equipment
Fibers

QPSK 3R regenerator using a phase sensitive amplifier

Perentos, A., Fabbri, S., Sorokina, M., Phillips, I. D., Turitsyn, S. K., Ellis, A. D. & Sygletos, S., 25 Jul 2016, In : Optics Express. 24, 15, p. 16649-16658 10 p.

Research output: Contribution to journalArticle

Open Access
File
regenerators
quadrature phase shift keying
regeneration
quadratures
boxes

Receiver memory requirement in mode delay compensated few-mode fibre spans with intermediate coupling

Costa, C. S., Ferreira, F. M., Mac Suibhne, N., Sygletos, S. & Ellis, A. D., 5 Dec 2016, ECOC 2016 Düsseldorf : 42nd European Conference and Exhibition on Optical Communications. Berlin (DE): VDE, p. 223-225 3 p. Tu.1.E.4

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Data storage equipment
Fibers
Compensation and Redress

Scaling multimode fibre IM/DD transmission capacity through spatial-spectral multiplexing

Tsekrekos, C. P., Varithimiadis, N. G., Kassos, D. I., Syvridis, D. & Sygletos, S., 25 Aug 2016, 2016 18th International Conference on Transparent Optical Networks (ICTON). Ferrari, M., Dorosz, D. & Marciniak, M. (eds.). IEEE, 4 p. Th.A5.2

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Multimode fibers
Multiplexing
Wavelength division multiplexing
Modulation
Costs

Shannon capacity of nonlinear communication channels

Sorokina, M., Sygletos, S. & Turitsyn, S. K., 16 Dec 2016, CLEO: Science and Innovations 2016. Optical Society of America, paper SM3F.4

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nonlinear optics
Fiber optics
communication
nonlinear optics
fiber optics

Single sideband FBMC system for 2-km SMF transmission

Zhang, T., Mccarthy, M., Sygletos, S., Ferreira, F. & Ellis, A., 5 Nov 2016, Asia Communications and Photonics Conference 2016. Optical Society of America, paper AS1B.2

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Studios
Filter banks
Single mode fibers
Modulation

Sparse identification for nonlinear optical communication systems: SINO method

Sorokina, M., Sygletos, S. & Turitsyn, S., 26 Dec 2016, In : Optics Express. 24, 26, p. 30433-30443 11 p.

Research output: Contribution to journalArticle

Open Access
File
machine learning
multiplexing
slots
division
optical communication

Suppression of nonlinear distortion in few-mode fibres using strong mode coupling

Ferreira, F. M., MacSuibhne, N., Sánchez, C., Sygletos, S. & Ellis, A., 11 Jul 2016, 2016 21st European Conference on Networks and Optical Communications (NOC). IEEE, p. 41-45 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Nonlinear distortion
coupled modes
retarding
fibers
Group delay