no code implementations • 10 Apr 2024 • Hanzi Huang, Haoshuo Chen, Qian Hu, Di Che, Yetian Huang, Brian Stern, Nicolas K. Fontaine, Mikael Mazur, Lauren Dallachiesa, Roland Ryf, Zhengxuan Li, Yingxiong Song
We experimentally demonstrate the first carrier- and LO-free 800G/{\lambda} receiver enabling direct compatibility with standard coherent transmitters via phase retrieval, achieving net 835-Gb/s transmission over 100-km SMF and record 8. 27-b/s/Hz net optical spectral efficiency.
no code implementations • 9 Oct 2023 • Hanzi Huang, Haoshuo Chen, Qi Gao, Yetian Huang, Nicolas K. Fontaine, Mikael Mazur, Lauren Dallachiesa, Roland Ryf, Zhengxuan Li, Yingxiong Song
We experimentally investigate transmitting high-order quadrature amplitude modulation (QAM) signals with carrierless and intensity-only measurements with phase retrieval (PR) receiving techniques.
no code implementations • 6 Oct 2023 • Mijail Szczerban, Mikael Mazur, Lauren Dallachiesa, Haïk Mardoyan, Sarvesh Bidkar, Roland Ryf, Jesse Simsarian
We propose and implement a novel fibre sensing control device and associated sensing control plane that effectively controls backscatter and polarization-based fibre sensing.
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.
no code implementations • 12 Mar 2023 • Mikael Mazur, Nicolas K. Fontaine, Megan Kelleher, Valey Kamalov, Roland Ryf, Lauren Dallachiesa, Haoshuo Chen, David T. Neilson, Franklyn Quinlan
In this work we demonstrate an FPGA-based coherent optical frequency domain reflectometry setup for cable monitoring.
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.