Gil Gonçalo Martins Fernandes

Gil Fernandes

Academic position:	Researcher
Joining date:	01-10-2012
Roles in IT:	Researcher
Thematic Line:	Optics and Photonics
Group:	Optical Communication Systems and Networking – Av

Email: Send Email
Address: IT – Aveiro
Instituto de Telecomunicações
Campus Universitário de Santiago
P-3810-193 AVEIRO - PORTUGAL
Tel: +351 234 377 900
Fax: +351 234 377 901

https://www.orcid.org/0000-0002-3828-522X

01-02-2022

Project Snapshot | DSPMetroNet – Digital Signal Processing functions for Simplified Coherent Transceivers in Optical Metropolitan Networks

The main objective of the DSPMetroNet project is to investigate, develop, and validate new technological paradigms in terms of optical detection schemes and (Digital Signal Processing) DSP tools to support future optical metropolitan networks.

08-11-2021

Project Snapshot | MCTechs - Multicore fibers technologies for high-capacity Optical Networks

MCThecs is a research and development (R&D) project currently running in the Optical Components and Sub-systems groups at IT Aveiro.

Scientific Achievements

Degrees

PhD, Universidade de Aveiro, 19-12-2018

Expertise Topics

Techniques for optical microwire production
Nonlinear effects in fiber optics
Optical signal processing
Digital signal processing

Academic Activities

2Lecture courses

Mecânica Clássica, Universidade de Aveiro, Física
Óptica Aplicada, Universidade de Aveiro, Engenharia Física

2Supervision of BSc theses

As Supervisor

Componentes para sistemas de comunicação óticos de ultima geração baseadas no efeito acousto-ótico , BSc Student, Rui Miguel Azevedo, Concluded 07-2021

As Co-supervisor

Simulação de redes de difração em fibra ótica inscritas dinamicamente por efeito de Kerr, BSc Student, Diana Sofia Antunes Pereira, Concluded 07-2019

Publications

1Books Chapters

G. Fernandes, N. J. Muga, A. N. Pinto, Space-Division Multiplexing in Fiber-Optic Transmission Systems, Chapter in, Optical Fibers: Technology, Communications and Recent Advances, Mário F. S. Ferreira, Nova Publisher, New York, 2017

18Papers in Journals

R. K. Patel, G. Domingues, N. J. Muga, A. N. Pinto, M. Fernandes, G. Fernandes, P. Monteiro, F. P. Guiomar, Simplified Self-Coherent FSO Transmission Boosted by Digital Resolution Enhancer, Journal of Lightwave Technology, Vol. 41, No. 18, pp. 5958 - 5965, September, 2023 | Full text (PDF 1 MB) | BibTex
M. Fernandes, Pedro A. Loureiro Loureiro, G. Fernandes, P. Monteiro, F. P. Guiomar, Digitally Mitigating Doppler Shift in High-Capacity Coherent FSO LEO-to-Earth Links, Journal of Lightwave Technology, Vol. 41, No. 12, pp. 3993 - 4001, June, 2023,
| Abstract | Full text (PDF 1 MB) | BibTex
M. Freitas, M. Fernandes, P. Monteiro, F. P. Guiomar, G. Fernandes, Requirements and Solutions for Robust Beam Alignment in Fiber-Coupled Free-Space Optical Systems, Photonics, Vol. 10, No. 4, pp. 394 - 394, April, 2023,
| Abstract | Full text (PDF 3 MBs) | BibTex
G. Fernandes, Ana M. Rocha, M. Facão, Core Switch Using Optically Induced Long-Period Gratings, Photonics, Vol. 9, No. 11, pp. 824 - 824, November, 2022 | BibTex
L. M. Sousa, J. Vieira, M. Facão, G. Fernandes, R.N. Nogueira, Ana M. Rocha, Long-period grating based coupler for multi-core fiber systems, Journal of Lightwave Technology, Vol. 39, No. 18, pp. 5947 - 5953, September, 2021 | BibTex
G. Fernandes, Ana M. Rocha, M. Facão, Mode switching using optically induced long-period gratings: a theoretical analysis, Optics Express, Vol. 29, No. 10, pp. 14601 - 14601, April, 2021 | BibTex
G. Fernandes, N. J. Muga, A. N. Pinto, Digital monitoring and compensation of MDL based on higher-order Poincaré spheres, Optics Express, Vol. 27, No. 14, pp. 19996 - 19996, July, 2019 | BibTex
G. Fernandes, N. J. Muga, A. N. Pinto, Reduced-complexity algorithm for space-demultiplexing based on higher-order Poincaré spheres, Optics Express, Vol. 26, No. 10, pp. 13506 - 13506, May, 2018 | BibTex
G. Fernandes, N. J. Muga, A. N. Pinto, Space-demultiplexing based on higher-order Poincaré spheres, Optics Express, Vol. 25, No. 4, pp. 3899 - 3899, February, 2017 | BibTex
S. Ziaie, N. J. Muga, F. P. Guiomar, RMF Ferreira, G. Fernandes, A. Shahpari, A. Teixeira, A. N. Pinto, Experimental assessment of the adaptive Stokes space-based polarization demultiplexing for optical metro and access networks, Journal of Lightwave Technology, Vol. 33, No. 23, pp. 4968 - 4974, December, 2015,
| Abstract | BibTex
G. Fernandes, N. J. Muga, Ana M. Rocha, A. N. Pinto, Switching in multicore fibers using flexural acoustic waves, Optics Express, Vol. 23, No. 20, pp. 26313 - 26325, October, 2015,
| Abstract | Full text (PDF 2 MBs) | BibTex
G. Fernandes, N. J. Muga, A. N. Pinto, Four-Wave Mixing in Microwires to All-Optical Signal Processing in Mode-Division Multiplexing Systems, Fiber and Integrated Optics, Vol. 34, No. 1-2, pp. 38 - 52, March, 2015,
| Abstract | BibTex
A. Supe, G. Fernandes, N. J. Muga, A. N. Pinto, M. Ferreira, Polarization Effects on the Non-Linearity of a Highly Non-Linear Fiber, Fiber and Integrated Optics, Vol. 34, No. 1-2, pp. 3 - 13, March, 2015 | BibTex
B. Tiburcio, G. Fernandes, M. Monteiro, S. Rodrigues, M. Ferreira, M. Facão, M. I. Carvalho, A. N. Pinto, EIT in Hollow-Core Fibers for Optical Communications Devices, Microwave and Optical Tech. Letters, Vol. 57, No. 2, pp. 348 - 352, February, 2015,
| Abstract | BibTex
G. Fernandes, N. J. Muga, A. N. Pinto, Tunable Mode Conversion Using Acoustic Waves in Optical Microwires, Journal of Lightwave Technology, Vol. 32, No. 19, pp. 3257 - 3265, October, 2014,
| Abstract | BibTex
M. Facão, M. I. Carvalho, G. Fernandes, Ana M. Rocha, A. N. Pinto, Continuous wave supercontinuum generation pumped in the normal group velocity dispersion regime on a highly nonlinear fiber, Journal of the Optical Society of America B: Optical Physics, Vol. 30, No. 4, pp. 959 - 966, April, 2013,
| Abstract | BibTex
G. Fernandes, A. Almeida, M. Niehus, A. N. Pinto, Theoretical Analysis of Multimodal Four-Wave Mixing in Optical Microwires, Journal of Lightwave Technology, Vol. 31, No. 2, pp. 195 - 202, January, 2013,
| Abstract | BibTex
Ana M. Rocha, G. Fernandes, M. F. Domingues, M. Niehus, A. N. Pinto, M. Facão, P.S André, Halting the fuse discharge propagation using optical fiber microwires, Optics Express, Vol. 20, No. 19, pp. 21083 - 21088, September, 2012 | BibTex

25Papers in Conferences

R. K. Patel, G. Domingues, N. J. Muga, A. N. Pinto, M. Fernandes, G. Fernandes, P. Monteiro, F. P. Guiomar, 100G FSO Transmission Using 3-Bit DAC and Self-Coherent Detection, Optical Fiber Conference (OFC), San Diego, United States, Vol., pp. -, March, 2023,
| Abstract | Full text (PDF 446 KBs) | BibTex
L. M. Sousa, G. Fernandes, R. Oliveira, R.N. Nogueira, Ana M. Rocha, Impact of strain on a long-period grating based coupling device, OSA Frontiers in Optics, Rochester, United States, Vol., pp. JTu4A-81 -, October, 2022 | BibTex
L. M. Sousa, M. Facão, G. Fernandes, R.N. Nogueira, Ana M. Rocha, Long-period grating based single-mode fiber to multi-core fiber pump coupler, OSA Frontiers in Optics, Conference online, Vol., pp. FTh2E.3 -, September, 2020,
| Abstract | BibTex
L. M. Sousa, G. Fernandes, M. Facão, R.N. Nogueira, Ana M. Rocha, Analysis of the Coupling Between a Single-Mode Fiber and a Multi-Core Fiber with Long-Period Gratings, Conf. on Telecommunications - ConfTele, Lisboa, Portugal, Vol., pp. 97 - 99, June, 2019,
| Abstract | BibTex
N. J. Muga, G. Fernandes, M. J. N. Lima, A. N. Pinto, P.S André, M. Facão, Ana M. Rocha, Optical and digital key enabling techniques for SDM-based optical networks, International Conf. on Transparent Optical Networks - ICTON, Bucareste, Romania, July, 2018 | BibTex
N. J. Muga, G. Fernandes, S. Ziaie, RMF Ferreira, A. Shahpari, A. Teixeira, A. N. Pinto, Advanced digital signal processing techniques based on Stokes space analysis for high-capacity coherent optical systems, International Conference on Transparent Optical Networks ICTON, Girona, Spain, Vol. 1, pp. 1 - 5, July, 2017,
| Abstract | BibTex
G. Fernandes, N. J. Muga, A. N. Pinto, Signal Processing for Optical Transmission Systems Based on Space-Division Multiplexing (Invited), Encontro com a Ciência e Tecnologia em Portugal, Lisbon, Portugal, July, 2017 | BibTex
G. Fernandes, N. J. Muga, A. N. Pinto, MIMO processing based on higher-order Poincaré spheres, III International Conference on Applications in Optics and Photonics (AOP 2017), Faro, Portugal, May, 2017,
| Abstract | BibTex
G. Fernandes, N. J. Muga, A. N. Pinto, Mode conversion based on the acousto-optic effect for mode division multiplexed transmission, International Conference on Applications of Optics and Photonics - AOP2014, Aveiro, Portugal, Vol. 9286, pp. 92863J-1 - 92863J-8, August, 2014,
| Abstract | BibTex
B. Tiburcio, G. Fernandes, M. Monteiro, S. Rodrigues, M. I. Carvalho, M. Facão, M. Ferreira, A. N. Pinto, Experimental setup for electromagnetically induced transparency observation in hollow-core fibers, International Conference on Applications of Optics and Photonics - AOP2014, Aveiro, Portugal, Vol. 9286, pp. 92860H-1 - 92860H-8, August, 2014 | BibTex
A. Supe, G. Fernandes, N. J. Muga, A. N. Pinto, M. Ferreira, Effective Nonlinear Parameter Measurement using FWM in a Highly Nonlinear Fiber, OSA Workshop on Specialty Optical Fiber and Their Applications - WSOF, Sigtuna, Sweden, Vol. --, pp. W3.27 - -, August, 2013 | BibTex
G. Fernandes, B. Tiburcio, A. N. Pinto, N. J. Muga, Wavelength-shift-free Mamyshev Regenerator, RIAO/OPTILAS, Porto, Portugal, Vol. 8785, pp. 8785F3 - 8785F3-7, July, 2013 | BibTex
A. Supe, G. Fernandes, N. J. Muga, A. N. Pinto, M. Ferreira, Pump and Filtering Optimization in Mamyshev Regenerator, RIAO/OPTILAS, Porto, Portugal, Vol. 8785, pp. 8785CI - 8785CI-6, July, 2013 | BibTex
B. Tiburcio, G. Fernandes, A. N. Pinto, Extremely small-core photonic crystal fiber fusion splicing with a single-mode fiber, RIAO/OPTILAS, Porto, Portugal, Vol. 8785, pp. 8785FF - 8785FF-6, July, 2013 | BibTex
A. Supe, G. Fernandes, N. J. Muga, A. N. Pinto, M. Ferreira, Experimental characterization of a highly nonlinear fiber, RIAO/OPTILAS, Porto, Portugal, Vol. 8785, pp. 87854D - 87854D-8, July, 2013 | BibTex
N. J. Muga, G. Fernandes, A. N. Pinto, Nonlinear Polarizers in Low-Birefringence Optical Fibers, RIAO/OPTILAS, Porto, Portugal, Vol. 8785, pp. 8785F4-1 - 8785F4-5, July, 2013,
| Abstract | BibTex
G. Fernandes, M. Facão, M. I. Carvalho, S. Rodrigues, J. Heidarialamdarloo, A. N. Pinto, M. Ferreira, Continuous Wave Supercontinuum Generation Aided by a Weaker Pulse Laser, SPIE Photonics Europe, Brussels, Belgium, Vol. 8434, pp. 1 - 9, April, 2012,
| Abstract | BibTex
G. Fernandes, M. Niehus, C. Marques, R.N. Nogueira, A. N. Pinto, Acousto-Optic Tunable Mode Coupler, OSA Optical Fiber Communications - OFC, Los Angeles, United States, Vol. CD, pp. JTh2A.2 - --, March, 2012,
| Abstract | BibTex
Ana M. Rocha, G. Fernandes, A. N. Pinto, M. Facão, P.S André, Fiber fuse effect propagation break using optical fiber taper, Optoelectronics and Communications Conf. - OECC, Kaohsiung, Taiwan, Vol., pp. 593 - 594, July, 2011 | BibTex
G. Fernandes, A. Almeida, A. N. Pinto, Nonlinear Phase and Parametric Gain in Optical Fiber Microwires, Symp. on Enabling Optical Networks - SEON, Aveiro, Portugal, Vol. 1, pp. 1 - 4, July, 2011 | BibTex
G. Fernandes, A. Almeida, M. Niehus, A. N. Pinto, Measurement of the Diameter of an Optical Fiber Microwire using Stimulated Four-Wave Mixing, International Conf. on Applications of Optics and Photonics - AOP, Braga, Portugal, Vol. 1, pp. 1 - 7, May, 2011 | BibTex
M. Niehus, G. Fernandes, A. N. Pinto, Dispersion engineered high index silica microfibers, Conf. on Telecommunications - ConfTele, Lisboa, Portugal, Vol. --, pp. 1 - 4, April, 2011 | BibTex
G. Fernandes, M. Niehus, A. N. Pinto, Fabrication and optical characterization of tapered optical fibers, European Conf. on Networks and Optical Communications - NOC, Faro, Portugal, Vol. --, pp. -- - --, June, 2010 | BibTex
M. Niehus, G. Fernandes, A. N. Pinto, Design of a tunable single photon interferometer based on modal engineered tapered optical fibers, SPIE Photonics Europe, Brussels, Belgium, Vol. 7727, pp. 194 - 212, April, 2010 | BibTex
A. Almeida, G. Fernandes, A. N. Pinto, Single-Photon Source With Adjustable Linear SOP, Symp. on Enabling Optical Networks - SEON, Amadora, Portugal, Vol. 1, pp. 1 - 2, June, 2009,
| Abstract | BibTex

Projects

Currently running projects2

Acronym	Name	Funding Agency	Start date	Ending date
BioPlus	Development of diamond-optical fiber biosensors for detection of IgE	IT	01-06-2020	31-12-2023
OptWire	Next-Generation Optical Wireless Communications Enabled by Artificial Intelligence	FCT	01-12-2021	30-11-2024

Closed Projects7

Acronym	Name	Funding Agency	Start date	Ending date
C-COPRA	Coupled-core parametric amplifiers	Portuguese Association of Researchers and Students in the UK	01-07-2022	31-03-2023
DigCORE	Digital Compensation of Inter Crosstalk in Multicore Fibers	IT/LA	01-05-2020	30-04-2023
DiNEq	Digital Nonlinear Equalization in Very-High Speed Coherent Optical Transmission Systems	FCT/PTDC	01-07-2013	01-06-2015
DSPMetroNet	DSP Functions for Simplified Coherent Transceivers in Optical Metropolitan Networks	FCT/POCI	01-07-2018	31-12-2021
MCTechs	Multicore fibers technologies for high-capacity Optical Networks	FCT/POCI	14-05-2018	14-10-2021
OPTICAL 5G	High-Capacity SDM Solutions for Optical Backhaul in 5G Networks and Optical Data Center Connectivity	IT	01-07-2016	01-12-2018
SoftTransceiver	Software Defined Transceiver for Flexible Optical Networks	IT	01-04-2016	01-12-2018

Other Scientific Achievements

2Awards

L. M. Sousa, J. Vieira, M. Facão, G. Fernandes, R.N. Nogueira, Ana M. Rocha, Best Talk (Top 6), Grant winner of one of the best talks at the online conference IONS Ireland. Title of the talk: "Long-period grating based coupler for multi-core fiber systems", 01-11-2021
G. Fernandes, Melhor Tese de Doutoramento em Óptica e Fotónica em Portugal, 2019, Prémio da sociedade portuguesa de ótica e fotônica (SPOF): Melhor Tese de Doutoramento em Óptica e Fotónica em Portugal, 2019, 01-11-2019

Other Contributions

3Refereeing Journals

IEEE Photonics Journal
2015, 1 review(s);
Journal of Optics (United Kingdom)
2017, 1 review(s); 2014, 1 review(s);
Journal of Lightwave Technology
2014, 1 review(s);

IT Member Profile