Optical injection locking: From principle to applications

Z Liu, R Slavík - Journal of Lightwave Technology, 2020 - opg.optica.org
This paper reviews optical injection locking (OIL) of semiconductor lasers and its application
in optical communications and signal processing. Despite complex OIL dynamics, we …

Clone-comb-enabled high-capacity digital-analogue fronthaul with high-order modulation formats

C Zhang, Y Zhu, B He, J Lin, R Liu, Y Xu, L Yi… - Nature …, 2023 - nature.com
Access to the internet by mobile terminals relies on the transmission of information from the
optical fibre backbone to wireless networks. Fronthaul, as the last mile of fibre-wireless …

High spectral efficiency coherent superchannel transmission with soliton microcombs

M Mazur, MG Suh, A Fülöp, J Schröder… - Journal of Lightwave …, 2021 - opg.optica.org
Spectral efficiency (SE) is one of the key metrics for optical communication networks. An
important building block for its maximization are optical superchannels, channels that are …

Reconfigurable photonic integrated transmitter for metro-access networks

A Kaszubowska-Anandarajah, ST Ahmad… - Journal of Optical …, 2023 - opg.optica.org
A reconfigurable photonic integrated transmitter, enabling dynamic resource allocation in
the metro-access network, is proposed. The device consists of a multicarrier sliceable …

[HTML][HTML] High-fidelity sub-petabit-per-second self-homodyne fronthaul using broadband electro-optic combs

C Zhang, Y Zhu, J Lin, B He, R Liu, Y Xu… - Nature …, 2024 - nature.com
With the exponential growth in data density and user ends of wireless networks, fronthaul is
tasked with supporting aggregate bandwidths exceeding thousands of gigahertz while …

Performance investigation of modulation format identification in super-channel optical networks

WS Saif, AM Ragheb, B Nebendahl… - IEEE Photonics …, 2022 - ieeexplore.ieee.org
The problem of automatic modulation format identification (MFI) is one of the main
challenges in adaptive optical systems. In this work, we investigate MFI in super-channel …

Increasing achievable information rates with pilot-based DSP in standard intradyne detection

Y Wakayama, E Sillekens, L Galdino… - 45th European …, 2019 - ieeexplore.ieee.org
INCREASING ACHIEVABLE INFORMATION RATES WITH PILOT-BASED DSP IN STANDARD
INTRADYNE DETECTION Page 1 INCREASING ACHIEVABLE INFORMATION RATES WITH …

Air-gap Fabry–Pérot cavity filtered 30 nm broadband electro-optic frequency combs for high-order coherent communications

C Zhang, Y Zhu, B He, R Liu, Z Chen, W Hu, X Xie - Optics Letters, 2022 - opg.optica.org
Broadband electro-optic (EO) frequency combs, which have flexible and high repetition
frequencies, are prospective light sources for dense-wavelength-division-multiplexed …

12.2 bit/s/Hz C-band Transmission with High-Gain Low-Complexity 24-Dimensional Geometric Shaping

Z He, S Li, E Deriushkina, P Andrekson… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
Multidimensional (MD) modulation formats enable a larger minimum Euclidean distance
than conventional two-dimensional formats. As a structured geometric shaping method, MD …

Experimental demonstration of a multi-core fiber seeded comb optical network (MCF-SCON)

BJ Puttnam, RS Luis, D Orsuti… - Journal of Optical …, 2024 - opg.optica.org
We propose and experimentally demonstrate an optical network architecture that uses
wideband optical frequency comb (OFC) sources synchronized with transmitted network …