Monitoring of Optical Networks Using Correlation-Aided Time-Domain Reflectometry with Direct and Coherent Detection

no code implementations • 6 Jun 2023 • Michael H. Eiselt, Florian Azendorf, Andre Sandmann, Florian Spinty, Mirko Lawin

We report on methods to monitor the transmission path in optical networks using a correlation-based OTDR technique with direct and coherent detection.

Reconfigurable Optical Networks with Self-Tunable Transceivers: Implementation Options and Control

no code implementations • 21 Mar 2022 • Michael H. Eiselt

This paper reviews methods for autonomous tuning of optical transceivers, based on an overhead management channel between the modules on both sides of the link.

Management

Real-time 112 Gbit/s DMT for Data Center Interconnects

no code implementations • 8 Jun 2020 • Annika Dochhan, Nicklas Eiselt, Jim Zou, Helmut Griesser, Michael H. Eiselt, Jörg-Peter Elbers

We report on 112 Gbit/s real-time DMT transmission over up to 60 km, targeted at DCI applications.

Real-time discrete multi-tone transmission for passive optical networks in C- and O-band

no code implementations • 8 Jun 2020 • Annika Dochhan, Tomislav Drenski, Helmut Griesser, Michael H. Eiselt, Jörg-Peter Elbers

DMT at 25 Gbit/s, 50 Gbit/s and 100 Gbit/s in passive systems with electro-absorption modulators is investigated.

Flexible metro network architecture based on wavelength blockers and coherent transmission

no code implementations • 8 Jun 2020 • Annika Dochhan, Robert Emmerich, Pablo Wilke Berenguer, Colja Schubert, Johannes K. Fischer, Michael H. Eiselt, Jörg-Peter Elbers

A flexible semi-filterless architecture for metro DWDM networks with ring- or horseshoe topologies is presented.