Devices and fibers for ultrawideband optical communications
Wavelength-division multiplexing (WDM) has historically enabled the increase in the
capacity of optical systems by progressively populating the existing optical bandwidth of …
capacity of optical systems by progressively populating the existing optical bandwidth of …
Ultrawideband systems and networks: Beyond C+ L-band
In the evolution of optical networks, spectral efficiency (SE) enhancement has been the most
cost-efficient and thus the main driver for capacity increase for decades. As a result, the …
cost-efficient and thus the main driver for capacity increase for decades. As a result, the …
A review of high-power semiconductor optical amplifiers in the 1550 nm band
H Tang, C Yang, L Qin, L Liang, Y Lei, P Jia, Y Chen… - Sensors, 2023 - mdpi.com
The 1550 nm band semiconductor optical amplifier (SOA) has great potential for
applications such as optical communication. Its wide-gain bandwidth is helpful in expanding …
applications such as optical communication. Its wide-gain bandwidth is helpful in expanding …
Power control strategies and network performance assessment for C+ L+ S multiband optical transport
Spatial-division multiplexing (SDM) and band-division multiplexing (BDM) have emerged as
solutions to expand the capacity of existing C-band wavelength-division multiplexing (WDM) …
solutions to expand the capacity of existing C-band wavelength-division multiplexing (WDM) …
Challenges and enabling technologies for multi-band WDM optical networks
The ever increasing capacity demand on optical networks and the slowdown of improving
spectral efficiency lead to the solution of utilizing more wavelength band in existing optical …
spectral efficiency lead to the solution of utilizing more wavelength band in existing optical …
99.35 Tb/s ultra-wideband unrepeated transmission over 257 km using semiconductor optical amplifiers and distributed Raman amplification
In optical fiber networks, unrepeated links are cost effective solutions to provide connectivity
in challenging contexts that hinder the deployment of in-line amplifiers. Extending the optical …
in challenging contexts that hinder the deployment of in-line amplifiers. Extending the optical …
30-GBaud DP 16-QAM transmission in the E-band enabled by bismuth-doped fiber amplifiers
We report the transmission of five 30-GBaud dual polarization 16-QAM signals over 160 km
of standard single-mode fiber in the E-band (1410–1460 nm). The transmission line consists …
of standard single-mode fiber in the E-band (1410–1460 nm). The transmission line consists …
A generalized Raman scattering model for real-time SNR estimation of multi-band systems
We investigate the impact of stimulated Raman scattering (SRS) in multi-band
transmissions. We first derive and test against numerical results an extended …
transmissions. We first derive and test against numerical results an extended …
Multi-band photonic integrated wavelength selective switch
R Kraemer, F Nakamura… - Journal of Lightwave …, 2021 - ieeexplore.ieee.org
As fiber-optic systems turn toward multi-band transmission (MBT), exploiting the complete
low loss window of optical fibers, novel optical components, able to operate in bands other …
low loss window of optical fibers, novel optical components, able to operate in bands other …
Introducing load aware neural networks for accurate predictions of Raman amplifiers
An ultra-fast machine learning based method for accurate predictions of gain and amplified
spontaneous emission (ASE) noise profiles of Raman amplifiers is introduced. It is an …
spontaneous emission (ASE) noise profiles of Raman amplifiers is introduced. It is an …