Optical switching in future fiber-optic networks utilizing spectral and spatial degrees of freedom

DM Marom, Y Miyamoto, DT Neilson… - Proceedings of the …, 2022 - ieeexplore.ieee.org
Forthcoming capacity scaling requirements of optical networks and advances in optical fiber
communications beyond the omnipresent single-mode fiber operating over the conventional …

Dispersion-diversity multicore fiber signal processing

S García, M Ureña, I Gasulla - ACS photonics, 2022 - ACS Publications
Beyond playing a primary role in high-capacity communication networks, multicore optical
fibers can bring many advantages to optical and microwave signal processing, as not only …

Reconfigurable few-mode fiber-based microwave photonic filter

E Nazemosadat, I Gasulla - Journal of Lightwave Technology, 2022 - ieeexplore.ieee.org
We experimentally demonstrate, for the first-time to our knowledge, tunable true-time delay
line operation over a few-mode fiber link, in which the time delay can be continuously and …

Phased array antenna beam-steering in a dispersion-engineered few-mode fiber

E Nazemosadat, JI Herranz-Herruzo… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
We present, for the first time to our knowledge, experimental demonstration of tunable
optical beamforming for phased array antennas using a few-mode fiber. The double-clad …

Multicore Fiber Nonuniformly-Spaced Optical Delay Line for Microwave Signal Processing

MA González, E Nazemosadat… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
We propose and experimentally demonstrate, for the first time, the use of nonuniformly-
spaced optical delay lines for microwave photonic discrete-time signal processing …

Design of ultra-dispersion flattened M-type few-mode fiber for weakly-coupled mode division multiplexing transmission

B Behera, SK Varshney, MN Mohanty - Optik, 2022 - Elsevier
In this work, we present an ultra-dispersion flattened few-mode (UDF-FMF) fiber design that
can support ten linearly polarized modes in the C-band. The proposed fiber has an M-type …

Panda-type few-mode fiber-enabled microwave photonic filter with a reconfigurable finite impulse response

Y Zhang, J Gao, L Zhu, S Fu, Y Wang, Y Qin - Optics Letters, 2021 - opg.optica.org
Leveraging various physical dimensions of optical signals allows significant scaling of the
transmission capacity for optical communications. Here we experimentally demonstrate a …

Multicore Fiber Nonuniformly-Spaced Optical Delay Line for Microwave Signal Processing

MA González Pérez, E Nazemosadat… - Journal of Lightwave …, 2025 - opg.optica.org
We propose and experimentally demonstrate, for the first time, the use of nonuniformly-
spaced optical delay lines for microwave photonic discrete-time signal processing …

The intrinsic mode activation and evolution in fiber splicing based on 3D refractive index profile characterization

Q He, L Pei, J Wang, J Zheng, T Ning, J Li - Optics and Lasers in …, 2024 - Elsevier
Fiber fusion splicing tremendously affects the modal stability, insertion loss and transmission
quality of the optical fiber communication systems. Especially, in the few-mode fibers, a tiny …

Microwave fractional Hilbert transformer implemented in a dispersion-tailored few-mode fiber

E Nazemosadat, I Gasulla - Optics Express, 2024 - opg.optica.org
We experimentally demonstrate, for the first time to our knowledge, a microwave fractional
Hilbert transformer in a few-mode fiber using a transversal filtering approach. The filter taps …