Semiconductor optical amplifiers: recent advances and applications

A Sobhanan, A Anthur, S O'Duill, M Pelusi… - Advances in Optics …, 2022 - opg.optica.org
Owing to advances in fabrication technology and device design, semiconductor optical
amplifiers (SOAs) are evolving as a promising candidate for future optical coherent …

Advancements in Optical Communication Research: A Review of India's Progress

M Singh, D Chatterjee, S Yadav, S Sunder… - IEEE Photonics …, 2024 - ieeexplore.ieee.org
With the increasing use of internet and mobile phones, the capacity of the backbone optical
communication link has been continually growing across the world and especially in India …

Optical phase conjugation using nonlinear SOA for nonlinearity and dispersion compensation of coherent multi-carrier lightwave systems

LN Venkatasubramani, A Sobhanan, A Vijay… - IEEE …, 2021 - ieeexplore.ieee.org
We study the use of nonlinear semiconductor optical amplifier (SOA) for generating optical
phase conjugate towards compensation of distortions in short distance optical fiber …

CO-OFDM for bandwidth-reconfigurable optical interconnects using gain-switched comb

LN Venkatasubramani, Y Lin, C Browning, A Vijay… - OSA …, 2020 - opg.optica.org
We experimentally demonstrate superchannel transmission using CO-OFDM with higher
cardinality QAM corresponding to total data rates up to 760 Gbps over 25 km fiber using …

A low-phase-noise dual-polarization 16-QAM CO-OFDM modulation system with a hybrid optical filter

V Kaushik, H Saini - Journal of Optics, 2024 - Springer
Phase noise is a crucial impairment in coherent optical communication. In this paper, a dual-
polarization 16 quadrature amplitude modulation coherent optical orthogonal frequency …

Multi-impairment Compensation for CO-OFDM System Based on Deep Learning and LDPC Code

C Hu, Y Chen, Y Han, J Yu - IEEE Photonics Journal, 2024 - ieeexplore.ieee.org
In this article, we propose a multi-impairment compensation scheme based on deep
learning and low-density parity-check (LDPC) code for the coherent optical orthogonal …

CO-OFDM 系统中的相位噪声补偿算法.

袁建国, 张文静, 李阳旭 - … of Chongqing University of Posts & …, 2022 - search.ebscohost.com
为了提高相干光正交频分复用(coherent optical orthogonal frequency division multiplexingꎬ
CO-OFDM) 系统的性能ꎬ 针对系统中产生的相位噪声ꎬ 例如公共相位误差(common phase …

Demonstration of 608 Gbps CO-OFDM transmission using gain switched comb

LN Venkatasubramani, Y Lin, C Browning… - CLEO: Science and …, 2020 - opg.optica.org
Demonstration of 608 Gbps CO-OFDM Transmission using Gain Switched Comb Page 1
JTu2E.9.pdf CLEO 2020 Đ OSA 2020 Demonstration of 608 Gbps CO-OFDM Transmission …

WRELM based CO-OFDM system with improved performance, spectral efficiency and computational complexity

G Kaur, G Kaur - Optical and Quantum Electronics, 2021 - Springer
Abstract Coherent Optical Orthogonal Frequency Division Multiplexing (CO-OFDM) system
with Pilot-free phase noise compensator was introduced in order to accomplish the need of …

CO-OFDM System with Self-Organizing Map (SOM) for Improving the Spectral Efficiency by the Compensation of Phase Noise

G Kaur, G Kaur - International Conference on Women Researchers in …, 2023 - Springer
For optical signal transmission to increase the spectral efficiency in coherent systems, the
phase noise compensator (PNC) without any pilot and with extreme learning machine (ELM) …