12.1 terabit/second data center interconnects using O-band coherent transmission with QD-MLL frequency combs

S Bernal, M Dumont, E Berikaa, C St-Arnault… - Nature …, 2024 - nature.com
Abstract Most current Data Center Interconnects (DCI) use intensity modulation direct
detection (IMDD) configurations due to their low complexity and cost. However, significant …

Fully integrated electrically driven optical frequency comb at communication wavelength

N Li, G Chen, LW Lim, CP Ho, J Xue, YH Fu… - Nanophotonics, 2022 - degruyter.com
To meet the high demand of data transmission capacity, optical communications systems
have been developed. In order to increase the channel numbers for larger communication …

High capacity, low power, short reach integrated silicon photonic interconnects

A Netherton, M Dumont, Z Nelson, J Koo… - Photonics …, 2024 - opg.optica.org
The architecture and component technology of a low power, high capacity, short reach
optical interconnect are detailed. Measurements from high-performance 300 mm silicon …

Efficient, high-power, narrow-linewidth, continuous-wave quantum-dot semiconductor comb laser

M Buyalo, A Gubenko, S Mikhrin, V Mikhrin… - Scientific Reports, 2024 - nature.com
We report a continuous-wave, O-band quantum-dot semiconductor comb laser for WDM
optical interconnects exhibiting a 2.2 THz optical bandwidth with up to 89 comb wavelengths …

Quantum dot lasers directly grown on 300 mm Si wafers: planar and in-pocket

K Feng, C Shang, E Hughes, A Clark, R Koscica… - Photonics, 2023 - mdpi.com
We report for the first time the direct growth of quantum dot (QD) lasers with electrical
pum** on 300 mm Si wafers on both a planar template and in-pocket template for in-plane …

Subspace tracking for phase noise source separation in frequency combs

A Razumov, HR Heebøll, M Dummont, O Terra… - Optics …, 2023 - opg.optica.org
It is widely acknowledged that the phase noise of an optical frequency comb primarily stems
from the common mode (carrier-envelope) and the repetition rate phase noise. However …

[HTML][HTML] Digital signal processing techniques for noise characterization of lasers and optical frequency combs: A tutorial

J Riebesehl, HR Heebøll, A Razumov, M Galili… - APL Photonics, 2024 - pubs.aip.org
Performing noise characterizations of lasers and optical frequency combs on sampled data
offers numerous advantages compared to analog measurement techniques. One of the main …

Athermal, fabrication-tolerant Si-SiN FIR filters for a silicon photonics foundry platform

AM Netherton, Y Gao, N Pestana, J Bovington… - Optics …, 2023 - opg.optica.org
A means of athermalizing unbalanced Mach-Zehnder interferometers on a 300 mm silicon
photonics foundry platform utilizing Si and SiN layers to produce the path imbalance is …

100 Gbps/λ transmission with quantum dot O-band comb source using 50 GBd PAM4/16QAM-OFDM signals

LN Venkatasubramani, H Xu, M Buyalo… - 2023 Optical Fiber …, 2023 - ieeexplore.ieee.org
We demonstrate a record high transmission rate of 100 Gbps/λ with 50 GBd PAM4 and
16QAM-OFDM signals using a packaged wavelength-tunable InAs/InGaAs quantum dot …

8.5 Tbps Net SiP O-band Coherent Transmission over 10 km Using a Quantum-Dot Mode-Locked Comb Laser

S Bernal, M Dumont, E Berikaa… - 2024 Optical Fiber …, 2024 - ieeexplore.ieee.org
8.5 Tbps Net SiP O-band Coherent Transmission over 10 km Using a Quantum-Dot Mode-Locked
Comb Laser Page 1 8.5 Tbps Net SiP O-band Coherent Transmission over 10 km Using a …