Investigation of channel model for weakly coupled multicore fiber

L Gan, L Shen, M Tang, C **ng, Y Li, C Ke, W Tong… - Optics …, 2018 - opg.optica.org
We investigate the evolution of the decorrelation bandwidth of intercore crosstalk (IC-XT)
based on the modified mode-coupled equations (MCEs) in homogeneous weakly coupled …

Experimental demonstration of high spectral efficient 4× 4 MIMO SCMA-OFDM/OQAM radio over multi-core fiber system

C Liu, L Deng, J He, D Li, S Fu, M Tang, M Cheng… - Optics express, 2017 - opg.optica.org
In this paper, 4× 4 multiple-input multiple-output (MIMO) radio over 7-core fiber system
based on sparse code multiple access (SCMA) and OFDM/OQAM techniques is proposed …

Adaptive EKF based estimation method for phase noise in CO-OFDM/OQAM system

X Wang, L Yang, F Luo, S Yang, Y Du - IEEE Access, 2020 - ieeexplore.ieee.org
Recently, dynamic optical network has attracted wide concern for its high efficiency and
flexible configurations. Known for high spectral efficiency and flexible allocations of …

Intercore crosstalk in direct-detection homogeneous multicore fiber systems impaired by laser phase noise

TMF Alves, AVT Cartaxo, RS Luís, BJ Puttnam… - Optics …, 2017 - opg.optica.org
The impact of the laser phase noise on the photodetected intercore crosstalk and
performance of direct-detection orthogonal frequency division multiplexing multicore fiber …

Analysis of the time-frequency localization property of the filter banks for optical OFDM/OQAM systems

X Fang, Y Wang, Z Suo, H Jiang, X Gao… - Journal of Lightwave …, 2019 - opg.optica.org
Orthogonal frequency-division multiplexing offset-quadrature amplitude modulation
(OFDM/OQAM) relaxes the orthogonal condition from the complex domain to the real field …

Experimental demonstration of bidirectional OFDM/OQAM-MIMO signal over a multicore fiber system

J He, B Li, L Deng, M Tang, L Gan, S Fu… - IEEE Photonics …, 2016 - ieeexplore.ieee.org
A bidirectional transmission and massive multi-input multi-output (MIMO) enabled radio over
a multicore fiber system with centralized optical carrier delivery is experimentally …

Performance of adaptive DD-OFDM multicore fiber links and its relation with intercore crosstalk

TMF Alves, RS Luís, BJ Puttnam, AVT Cartaxo… - Optics …, 2017 - opg.optica.org
Adaptive direct-detection (DD) orthogonal frequency-division multiplexing (OFDM) is
proposed to guarantee signal quality over time in weakly-coupled homogenous multicore …

Carrier aggregated radio-over-fiber downlink for achieving 2Gbps for 5G applications

M Noweir, M Helaoui, W Tittel, FM Ghannouchi - IEEE Access, 2018 - ieeexplore.ieee.org
We demonstrate experimentally, for the first time, a distributed digital predistortion model for
radio-over-fiber (RoF) downlink suitable for broadband 5G signals. The model reduces the …

On the use of feedforward neural networks to improve the intercore crosstalk tolerance in self-coherent MCF systems

TMF Alves, D Piedade, T Brandão… - 2023 23rd …, 2023 - ieeexplore.ieee.org
An artificial neural network is investigated to improve the performance of self-coherent
weakly-coupled multicore fibre (WC-MCF) systems. Particularly, a feedforward neural …

2 2 MIMO FBMC-OQAM Signal Transmission Over a Seamless Fiber–Wireless System in the W-band

F Rottenberg, PT Dat, TH Nguyen… - IEEE Photonics …, 2018 - ieeexplore.ieee.org
Offset-QAM-based filterbank multicarrier (FBMC-OQAM) is an attractive modulation
candidate to increase the spectral efficiency of radio-over-fiber and fiber-wireless systems. In …