First experimental demonstration of a 3-dimensional simplex modulation format showing improved OSNR performance compared to DP-BPSK. - Annika Dochhan; Helmut Griesser; Michael Eiselt (OFC/NFOEC, 2013)

Flexible bandwidth 448 Gb/s DMT transmission for next generation data center inter-connects. - Annika Dochhan; Helmut Grießer; Michael Eiselt; Jörg-Peter Elbers (ECOC, 2014)

Experimental investigation of discrete multitone transmission in the presence of optical noise and chromatic dispersion. - Annika Dochhan; Laia Nadal; Helmut Griesser; Michael Eiselt; Michela Svaluto Moreolo; Jörg-Peter Elbers (OFC, 2014)

Investigation of PAM-4 for extending reach in data center interconnect applications. - Brian Thomas Teipen; Nicklas Eiselt; Annika Dochhan; Helmut Griesser; Michael Eiselt; Jörg-Peter Elbers (ICTON, 2015)

Solutions for 80 km DWDM systems. - Annika Dochhan; Helmut Griesser; Michael Eiselt; Jörg-Peter Elbers (OFC, 2015)

Real-time evaluation of 26-GBaud PAM-4 intensity modulation and direct detection systems for data-center interconnects. - Nicklas Eiselt; Helmut Griesser; Jinlong Wei; Annika Dochhan; Michael Eiselt; Jörg-Peter Elbers; Juan Jose Vegas Olmos; Idelfonso Tafur Monroy (OFC, 2016)

First real-time 400G PAM-4 demonstration for inter-data center transmission over 100 km of SSMF at 1550 nm. - Nicklas Eiselt; Jinlong Wei; Helmut Griesser; Annika Dochhan; Michael Eiselt; Jörg-Peter Elbers; Juan Jose Vegas Olmos; Idelfonso Tafur Monroy (OFC, 2016)

Direct detection solutions for 100G and beyond. - Michael H. Eiselt; Nicklas Eiselt; Annika Dochhan (OFC, 2017)

Experimental Investigation of the Effect of Pilot Tone Modulation on Partial Response Modulation Formats. - Peter Madsen; Anders T. Clausen; Annika Dochhan; Michael Eiselt (ECOC, 2018)

First Demonstration of Fully Integrated Segmented Driver and MZM in 0.25-µm SiGe BiCMOS employing 112 Gb/s PAM4 over 60 km SSMF. - Benjamin Wohlfeil; Nicklas Eiselt; Pedro Rito; Annika Dochhan; Gilda Raoof Mehrpoor; Danish Rafique; Despoina Petousi; Iria Garcia Lopez; Stefan Lischke; Dietmar Kissinger; Lars Zimmermann; Michael Eiselt; et al. (ECOC, 2018)

Photonic Integrated Circuits for Data Center Interconnects. - Benjamin Wohlfeil; Gilda Raoof Mehrpoor; Annika Dochhan; Danish Rafique; Michael Eiselt; Jörg-Peter Elbers (PSC, 2018)

Performance Comparison of 112 Gb/s DMT, Nyquist PAM4 and Partial-Response PAM4 for Future 5G Ethernet-based Fronthaul Architecture. - Nicklas Eiselt; Daniel Muench; Annika Dochhan; Helmut Griesser; Michael Eiselt; Juan Jose Vegas Olmos; Idelfonso Tafur Monroy; Jörg-Peter Elbers (CoRR, 2018)

Data Center Interconnects at 400G and Beyond. - Michael Eiselt; Annika Dochhan; Jörg-Peter Elbers (CoRR, 2018)

Long-Term Latency Measurement of Deployed Fiber. - Florian Azendorf; Annika Dochhan; Ralf-Peter Braun; Michael Eiselt (OFC, 2019)

64-GBd DP-Bipolar-8ASK Transmission Over 120 km SSMF Employing a Monolithically Integrated Driver and MZM in 0.25-μm SiGe BiCMOS Technology. - Gilda Raoof Mehrpoor; Carsten Schmidt-Langhorst; Benjamin Wohlfeil; Robert Elschner; Danish Rafique; Robert Emmerich; Annika Dochhan; Iria Garcia Lopez; Pedro Rito; Despoina Petousi; Dietmar Kissinger; Lars Zimmermann; et al. (OFC, 2019)

Group Delay Measurements of Multicore Fibers with Correlation Optical Time Domain Reflectometry. - Florian Azendorf; Annika Dochhan; Florian Spinty; Mirko Lawin; Bernhard Schmauss; Michael Eiselt (ICTON, 2020)

Characterization of Multi-Core Fiber Group Delay with Correlation OTDR and Modulation Phase Shift Methods. - Florian Azendorf; Annika Dochhan; Krzysztof Wilczynski; Lukasz Szostkiewicz; Patryk Urban; Bernhard Schmauss; Francisco Javier Vilchez; Laia Nadal; Michela Svaluto Moreolo; Josep M. Fabrega; Michael Eiselt (OFC, 2020)

Metro-Haul Project Vertical Service Demo: Video Surveillance Real-Time Low-Latency Object Tracking. - Annika Dochhan; Johannes K. Fischer; Bodo Lent; Achim Autenrieth; Behnam Shariati; Pablo Wilke Berenguer; Jörg-Peter Elbers (OFC, 2020)

Advanced optical access technologies for next-generation (5G) mobile networks [Invited]. - Jim Zou; Silviu Adrian Sasu; Mirko Lawin; Annika Dochhan; Jörg-Peter Elbers; Michael Eiselt (JOCN, 2020)

A Latency-Aware Real-Time Video Surveillance Demo: Network Slicing for Improving Public Safety. - Behnam Shariati; Jose-Juan Pedreno-Manresa; Annika Dochhan; Abubakar Siddique Muqaddas; Ramon Casellas; Óscar González de Dios; Lourdes Luque Canto; Bodo Lent; Jorge E. López de Vergara; Sergio López-Buedo; Francisco Javier Moreno; Pablo Pavón 001; et al. (OFC, 2021)

Demonstration of latency-aware 5G network slicing on optical metro networks. - Behnam Shariati; Luis Velasco 001; Jose-Juan Pedreno-Manresa; Annika Dochhan; Ramon Casellas; Abubakar Siddique Muqaddas; Óscar González de Dios; Lourdes Luque Canto; Bodo Lent; Jorge E. López de Vergara; Sergio López-Buedo; Francisco Javier Moreno; et al. (CoRR, 2022)

Demonstration of latency-aware 5G network slicing on optical metro networks. - Behnam Shariati; Luis Velasco 001; Jose-Juan Pedreno-Manresa; Annika Dochhan; Ramon Casellas; Abubakar Siddique Muqaddas; Óscar González de Dios; Lourdes Luque Canto; Bodo Lent; Jorge E. López de Vergara; Sergio López-Buedo; Francisco-Javier Moreno-Muro; et al. (JOCN, 2022)

Ring-Cascaded Sequential Micro-Ring Resonators Array as a Photonic Reservoir for Signal Equalization in Intra-Data Center Networks. - Mohammad Seifi Laleh; Sebastian Kühl; Silas Oettinghaus; Annika Dochhan; Stephan Pachnicke (ICTON, 2024)

Monitoring Data Augmentation of Spectral Information using VAE and GAN for Soft-Failure Identification. - Lars E. Kruse; Sebastian Kühl; Annika Dochhan; Stephan Pachnicke (OFC, 2024)

Optical Multipath Interference Reduction Using Adaptive DC-Removal in High-Speed IM/DD Systems. - Silas Oettinghaus; Annika Dochhan; Tom Wettlin; Talha Rahman; Stefano Calabrò; Nebojsa Stojanovic; Stephan Pachnicke (OFC, 2024)

Experimental investigation of machine-learning-based soft-failure management using the optical spectrum. - Lars E. Kruse; Sebastian Kühl; Annika Dochhan; Stephan Pachnicke (J. Opt. Commun. Netw., 2024)

Comparison and optimization of different routing methods for meshed QKD networks using trusted nodes. - Tim Johann; Mario Wenning; Daniel Giemsa; Annika Dochhan; Matthias Gunkel; Tobias Fehenberger; Stephan Pachnicke (J. Opt. Commun. Netw., 2024)