Single-wavelength terabit FSO channel for datacenter interconnects enabled by adaptive PCS

MA Fernandes, PP Monteiro… - 2021 Optical fiber …, 2021 - ieeexplore.ieee.org
Using coherent optics we demonstrate a seamless fiber-FSO link for DCIs supporting up to 1
Tbps. PCS-based bit-rate adaptation and automatic beam alignment effectively counteract …

First demonstration of a 400 Gb/s 4λ CWDM TOSA for datacenter optical interconnects

E El-Fiky, M Osman, A Samani, C Gamache… - Optics express, 2018 - opg.optica.org
We present the first demonstration of a 4λ transmitter optical sub-assembly (TOSA) on the
coarse wavelength division multiplexing (CWDM) grid, ie, 20 nm spacing, targeting 400G …

Next-generation O-band coherent transmission for 1.6 Tbps 10 km intra-datacenter interconnects

E Berikaa, MS Alam, S Bernal… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
With the exponential growth of internet traffic, driven by the increasing number of connected
devices and data-intensive applications, there is an urgent need to address the surging …

Free-space terabit optical interconnects

MA Fernandes, PP Monteiro… - Journal of Lightwave …, 2022 - opg.optica.org
The continuous growth of Internet data traffic is progressively increasing the pressure over
wireless access technologies. To overcome the imminent bandwidth bottleneck, free-space …

400G and beyond: Coherent evolution to high-capacity inter data center links

E Maniloff, S Gareau, M Moyer - 2019 Optical Fiber …, 2019 - ieeexplore.ieee.org
Coherent data transmission applications to the data center interconnect space are
presented. We discuss methods of increasing the data rate beyond 400Gb/s, and the …

DSP-free 'coherent-lite'transceiver for next generation single wavelength optical intra-datacenter interconnects

M Morsy-Osman, M Sowailem, E El-Fiky, T Goodwill… - Optics …, 2018 - opg.optica.org
We propose a DSP-free coherent-lite system that requires neither high-speed DSP nor high-
resolution signal converters for deployment inside datacenters over single mode fiber links …

MEMS-based beam-steerable FSO communications for reconfigurable wireless data center

P Deng, M Kavehrad, Y Lou - … Communication Technologies XI, 2017 - spiedigitallibrary.org
Flexible wireless datacenter networks based on free space optical communication (FSO)
links are being considered as promising solutions to meet the future datacenter demands of …

Fiber-to-fiber FSO system with advanced VCM controlled laser beam pointing and tracking

A Bekkali, H Fujita, M Hattori - 2021 Optical fiber …, 2021 - ieeexplore.ieee.org
We evaluate the performance of our fiber-to-fiber FSO transceiver with intelligent VCM-lens-
controlled laser beam pointing and tracking. We demonstrate error-free-transmission of …

Achieving multi-terabit FSO capacity with coherent WDM transmission over a 1.8 km field trial

MA Fernandes, GM Fernandes… - 49th European …, 2023 - ieeexplore.ieee.org
Using terrestrial optical head prototypes, we experimentally demonstrate 4 Tbps
transmission over a field-deployed 1.8 km FSO-link resorting to coherent optics, wavelength …

Power efficient DSP implementation for 100G-and-beyond multi-haul coherent fiber-optic communications

O Ishida, K Takei, E Yamazaki - 2016 Optical Fiber …, 2016 - ieeexplore.ieee.org
Power efficient DSP implementation for 100G-and-beyond multi-haul coherent fiber-optic
communications Page 1 W3G.3.pdf OFC 2016 © OSA 2016 Power Efficient DSP Implementation …