Real-Time Monitoring of Cable Break in a Live Fiber Network using a Coherent Transceiver Prototype

no code implementations • 3 Jul 2023 • Mikael Mazur, Lauren Dallachiesa, Roland Ryf, Dennis Wallberg, Erik Börjesson, Magnus Bergroth, Börje Josefsson, Nicolas K. Fontaine, Haoshuo Chen, David T. Neilson, Jochen Schröder, Per Larsson-Edefors, Magnus Karlsson

We monitor a 524km live network link using an FPGA-based sensing-capable coherent transceiver prototype during a human-caused cable break.

FPGA Implementation of Multi-Layer Machine Learning Equalizer with On-Chip Training

no code implementations • 7 Dec 2022 • Keren Liu, Erik Börjeson, Christian Häger, Per Larsson-Edefors

We design and implement an adaptive machine learning equalizer that alternates multiple linear and nonlinear computational layers on an FPGA.

Transoceanic Phase and Polarization Fiber Sensing using Real-Time Coherent Transceiver

no code implementations • 14 Sep 2021 • Mikael Mazur, Jorge C. Castellanos, Roland Ryf, Erik Borjeson, Tracy Chodkiewicz, Valey Kamalov, Shuang Yin, Nicolas K. Fontaine, Haoshuo Chen, Lauren Dallachiesa, Steve Corteselli, Philip Copping, Jurgen Gripp, Aurelien Mortelette, Benoit Kowalski, Rodney Dellinger, David T. Neilson, Per Larsson-Edefors

We implement a real-time coherent transceiver with fast streaming outputs for environmental sensing.

ASIC Implementation of Time-Domain Digital Backpropagation with Deep-Learned Chromatic Dispersion Filters

no code implementations • 19 Jun 2018 • Christoffer Fougstedt, Christian Häger, Lars Svensson, Henry D. Pfister, Per Larsson-Edefors

We consider time-domain digital backpropagation with chromatic dispersion filters jointly optimized and quantized using machine-learning techniques.

BIG-bench Machine Learning