Petabit-per-second data transmission using a chip-scale microcomb ring resonator source

AA Jørgensen, D Kong, MR Henriksen, F Klejs, Z Ye… - Nature …, 2022 - nature.com
Optical fibre communication is the backbone of the internet. As essential core technologies
are approaching their limits of size, speed and energy-efficiency, there is a need for new …

Frequency comb-based WDM transmission systems enabling joint signal processing

L Lundberg, M Karlsson, A Lorences-Riesgo… - Applied Sciences, 2018 - mdpi.com
We review the use of optical frequency combs in wavelength-division multiplexed (WDM)
fiber optic communication systems. In particular, we focus on the unique possibilities that are …

S-, C-and L-band transmission over a 157 nm bandwidth using doped fiber and distributed Raman amplification

BJ Puttnam, RS Luís, G Rademacher… - Optics …, 2022 - opg.optica.org
We investigate optical transmission of an ultra-wideband signal in a standard single mode
fiber. Using a near continuous optical bandwidth exceeding 157 nm across the S-, C-and L …

High-order coherent communications using mode-locked dark-pulse Kerr combs from microresonators

A Fülöp, M Mazur, A Lorences-Riesgo… - Nature …, 2018 - nature.com
Microresonator frequency combs harness the nonlinear Kerr effect in an integrated optical
cavity to generate a multitude of phase-locked frequency lines. The line spacing can reach …

Digital signal processing for coherent transceivers employing multilevel formats

MS Faruk, SJ Savory - Journal of Lightwave Technology, 2017 - ieeexplore.ieee.org
Digital coherent transceivers have revolutionized optical fiber communications due to their
superior performance offered compared to intensity modulation and direct detection based …

Super-broadband on-chip continuous spectral translation unlocking coherent optical communications beyond conventional telecom bands

D Kong, Y Liu, Z Ren, Y Jung, C Kim, Y Chen… - Nature …, 2022 - nature.com
Today's optical communication systems are fast approaching their capacity limits in the
conventional telecom bands. Opening up new wavelength bands is becoming an appealing …

1.53 peta-bit/s c-band transmission in a 55-mode fiber

G Rademacher, RS Luís, BJ Puttnam… - 2022 European …, 2022 - ieeexplore.ieee.org
We transmit 55 SDM x 184 WDM x 24.5 GBaud PM-16-QAM signals for a total data rate of
1.53 peta-bit/s over 25.9 km 55-mode fiber. This was enabled by low-loss, high mode …

GreenTouch GreenMeter core network energy-efficiency improvement measures and optimization

JMH Elmirghani, T Klein, K Hinton, L Nonde… - Journal of Optical …, 2018 - opg.optica.org
In this paper, we discuss energy-efficiency improvements in core networks obtained as a
result of work carried out by the GreenTouch consortium over a five-year period. A number of …

319 Tb/s Transmission over 3001 km with S, C and L band signals over> 120nm bandwidth in 125 μm wide 4-core fiber

BJ Puttnam, RS Luís, G Rademacher… - 2021 optical fiber …, 2021 - ieeexplore.ieee.org
319 Tb/s Transmission over 3001 km with S, C and L band signals over >120nm
bandwidth in 125 μm wide 4-cor Page 1 319 Tb/s Transmission over 3001 km with S …

Randomly coupled 19-core multi-core fiber with standard cladding diameter

G Rademacher, M van den Hout, RS Luís… - Optical Fiber …, 2023 - opg.optica.org
Randomly Coupled 19-Core Multi-Core Fiber with Standard Cladding Diameter Page 1
Randomly Coupled 19-Core Multi-Core Fiber with Standard Cladding Diameter Georg …