Real-time digital signal processing for coherent optical systems. - Armando N. Pinto; Sofia B. Amado; Celestino Sanches Martins; Somayeh Ziaie; Nelson J. Muga; Ricardo Ferreira; António L. J. Teixeira; Fernando P. Guiomar (ICTON, 2015)

Parallel split-step method for digital backpropagation. - Fernando P. Guiomar; Sofia B. Amado; Celestino Sanches Martins; Armando N. Pinto (OFC, 2015)

Multi-carrier high-speed optical communication systems supported by digital signal processing. - Armando N. Pinto; Sofia B. Amado; Celestino Sanches Martins; Somayeh Ziaie; Nelson J. Muga; Fernando P. Guiomar (ICTON, 2016)

Real-time demonstration of low-complexity time-domain chromatic dispersion equalization. - Celestino Sanches Martins; Sofia B. Amado; Ricardo M. Ferreira; Ali Shahpari; António L. J. Teixeira; Fernando P. Guiomar; Armando N. Pinto (ICTON, 2017)

Low-complexity chromatic dispersion equalizer for 400G transmission systems. - Celestino Sanches Martins; Sofia B. Amado; Sandro M. Rossi; Andrea Chiuchiarelli; Jacklyn D. Reis; Andrea Carena; Fernando P. Guiomar; Armando N. Pinto (OFC, 2017)

Efficient Time-Domain DBP using Random Step-Size and Multi-Band Quantization. - Celestino Sanches Martins; Luca Bertignono; Antonino Nespola; Andrea Carena; Fernando P. Guiomar; Armando N. Pinto (OFC, 2018)

Experimental assessment of multi-dimensional modulation formats at high Baudrate for unrepeatered WDM systems. - Djalal-Falih Bendimerad; Abel Lorences-Riesgo; Dylan Le Gac; Ivan Fernandez de Jauregui Ruiz; Iosif Demirtzioglou; Celestino Sanches Martins; Stefanos Dris; Yann Frignac; Gabriel Charlet (ECOC, 2020)

PCS-16QAM vs QPSK: What is the best choice for Next-Generation Long-Haul 400G? - Abel Lorences-Riesgo; Djalal-Falih Bendimerad; K. Le-Trung; Ivan Fernandez de Jauregui Ruiz; Yu Zhao; Martí Sales-Llopis; S. Kamel; K. Huang; Celestino Sanches Martins; Dylan Le Gac; Sami Mumtaz; Stefanos Dris; et al. (ECOC, 2021)

Maximizing the Performance of Digital Multi-Carrier Systems with Transmission-Aware Joint Carrier Phase Recovery. - Celestino Sanches Martins; Abel Lorences-Riesgo; Manuel S. Neves; Sami Mumtaz; Yann Frignac; Trung-Hien Nguyen; Paulo P. Monteiro; Gabriel Charlet; Fernando P. Guiomar; Stefanos Dris (ECOC, 2021)

On the Performance of Digital Resolution Enhancement and Waterfilling in Digital Subcarrier Multiplexing Systems with Low-Resolution DACs. - Trung-Hien Nguyen; Youssef Nasser; Yu Zhao; Sami Mumtaz; Abel Lorences-Riesgo; Celestino Sanches Martins; Gabriel Charlet; Stefanos Dris (OFC, 2022)

Recent Advances in Carrier Phase Recovery Algorithms. - Fernando P. Guiomar; Manuel S. Neves; Abel Lorences-Riesgo; Celestino Sanches Martins; Sami Mumtaz; Yann Frignac; Gabriel Charlet; Paulo P. Monteiro (OFC, 2023)

On the Nonlinearity Tolerance of Using Short DM Blocklengths for SOA Booster in Coherent Systems. - Trung-Hien Nguyen; Celestino Sanches Martins; Abel Lorences-Riesgo; Dylan Le Gac; Sami Mumtaz; Iosif Demirtzioglou; Nayla El Dahdah; Romain Brenot; Yann Frignac; Gabriel Charlet; Yu Zhao (OFC, 2023)

Frequency-Band Analysis of Equalization Enhanced Phase Noise Jointly with DSP Impact. - Celestino Sanches Martins; Abel Lorences-Riesgo; Sami Mumtaz; Trung-Hien Nguyen; Abir Hraghi; Zhihang Wu; Yann Frignac; Gabriel Charlet; Yu Zhao (OFC, 2024)

Carrier Frequency Offset Estimation Using Godard Timing Recovery in Coherent Optical Systems. - Trung-Hien Nguyen; Sami Mumtaz; Abel Lorences-Riesgo; Martí Sales-Llopis; Clement Jauffret; Celestino Sanches Martins; Zhihang Wu; Yann Frignac; Gabriel Charlet; Yu Zhao (OFC, 2024)