Time lens-based optical fourier transformation for all-optical signal processing of spectrally-efficient data

P Guan, KM Røge, M Lillieholm, M Galili… - Journal of Lightwave …, 2016 - ieeexplore.ieee.org
We review recent progress in the use of time lens-based optical Fourier transformation for
advanced all-optical signal processing. A novel time lens-based complete optical Fourier …

All-optical ultra-high-speed OFDM to Nyquist-WDM conversion based on complete optical Fourier transformation

P Guan, K Meldgaard Røge, HCH Mulvad… - Journal of Lightwave …, 2016 - opg.optica.org
We propose a novel all-optical ultra-high-speed orthogonal frequency-division multiplexing
(OFDM) to Nyquist wavelength-division multiplexing (Nyquist-WDM) conversion scheme …

All-analogue real-time broadband filter bank multicarrier optical communications system

FA Gutiérrez, P Perry, EP Martin, AD Ellis… - Journal of Lightwave …, 2015 - opg.optica.org
This paper studies the key aspects of an optical link which transmits a broadband microwave
filter bank multicarrier (FBMC) signal. The study is presented in the context of creating an all …

Déploiement de réseaux optiques d'accès NGPON dans des métropoles de pays en développement: proposition de nouvelles techniques d'implémentation de l' …

MFO Sanya - 2015 - theses.hal.science
L'évolution rapide des services et applications multimédias (Internet haut débit, 3G, LTE) a
entrainé un besoin chez les clients qui contraint les opérateurs à augmenter le débit de tous …

Time-lenses for time-division multiplexing of optical OFDM channels

Z Geng, B Corcoran, C Zhu, AJ Lowery - Optics Express, 2015 - opg.optica.org
Time-lenses provide a promising platform for novel, broadband optical signal processing.
However, in order to minimize system penalties, design constraints must be adequately …

Methods for computation-free wideband spectral correlation and analysis

V Ataie - US Patent 11,137,627, 2021 - Google Patents
An apparatus for generating a set of spectral correlation coefficients of an input signal
includes: a master laser configured to generate an optical frequency comb signal; a first …

Implementation methods for all-optical OFDM system

MJ Mohsin, IA Murdas - AIP Conference Proceedings, 2023 - pubs.aip.org
Orthogonal frequency division multiplexing (OFDM) is an efficient multiplexing/
demultiplexing technique studied and developed over several years to accommodate the …

All-optical OFDM system using a wavelength selective switch based transmitter and a spectral magnification based receiver

P Guan, S Lefrancois, M Lillieholm… - 2014 The European …, 2014 - ieeexplore.ieee.org
We demonstrate an AO-OFDM system with a WSS-based transmitter and time-lens based
receiver for spectral magnification, achieving BER~ 10-9 for a 28× 10 Gbit/s DPSK AO …

Comb-assisted real-time discrete Fourier transform processor

H Hu, DJ Esman, V Ataie, E Temprana… - 2017 Optical Fiber …, 2017 - ieeexplore.ieee.org
We present a high-speed flexible photonic-assisted Discrete Fourier Transform (DFT)
processor based on a dual, phase-locked optical parametric combs. A 25-point DFT at 500 …

Conversion of a DWDM signal to a single Nyquist channel based on a complete optical Fourier transformation

P Guan, KM Røge, HCH Mulvad, H Hu… - 2014 The European …, 2014 - ieeexplore.ieee.org
We propose a DWDM-to-Nyquist channel conversion scheme based on complete Optical
Fourier Transformation and optical Nyquist filtering. We demonstrate conversion from 50 …