Publications

Books

  1. S. Pachnicke, "Fiber-Optic Transmission Networks : Efficient Design and Dynamic Operation", ISBN: 978-3-642-21054-9, Springer, Berlin, 2011.

  2. S. Pachnicke, "Fast Analytical Assessment of the Signal Quality in Transparent Optical Networks", ISBN: 978-3832243678, Shaker Publishing, 2005.

  3. S. Pachnicke, "Vergleich unterschiedlicher heuristischer Verfahren für das «Vehicle routing problem with time windows»", ISBN: 978-3638681902, Grin Publishing, 2005.

  4. S. Pachnicke, "Constraint based routing due to physical impairments in automatically switched transport networks", ISBN: 978-3638934330, Grin Publishing, 2002.

  5. S. Pachnicke, "Bragg Gratings in Semiconductor Waveguides", ISBN: 978-3638708784, Grin Publishing, 2001.


Articles and Letters in Journals

  1. T. Johann, M. Wenning, D. Giemsa, A. Dochhan, M. Gunkel, T. Fehenberger, S. Pachnicke, "Comparison and Optimization of Different Routing Methods for Meshed QKD-Networks using Trusted Nodes", IEEE/OPTICA J. Opt. Commun. and Netw. (JOCN), vol. 16, no. 3, pp. 382-391, March 2024.

  2. K. Abdelli, H. Griesser, S. Pachnicke, "An Interpretable Machine Learning Approach for Laser Lifetime Prediction", IEEE J. Lightw. Technol. (JLT), vol. 42, no.6, pp. 2094-2102, March 2023.

  3. L. E. Kruse, S. Kühl, A. Dochhan, S. Pachnicke, "Experimental Investigation of Machine Learning based Soft-Failure Management using the Optical Spectrum", IEEE/OPTICA J. Opt. Commun. and Netw. (JOCN), vol. 16, no. 2, pp. 94-103, February 2024.

  4. L. E. Kruse, S. Kühl, A. Dochhan, S. Pachnicke, "Experimental Validation of Machine Learning-Based Joint Failure Management and Quality of Transmission Estimation", IEEE Photonics Journal, vol. 15, no. 6, December 2023.

  5. P. de Koster, O. Schulz, J. Koch, S. Pachnicke, S. Wahls, "Fast Single-Mode Fiber Nonlinearity Monitoring: An Experimental Comparison Between Split-Step and Nonlinear Fourier Transform-Based Methods", IEEE Photonics Journal, vol. 15, no. 6, December 2023.

  6. A. Moscoso-Mártir, O. Schulz, A. Misra, F. Merget, S. Pachnicke, J. Witzens, "Spectrally stitched WDM nonlinear frequency division multiplexed transmission system", Elsevier Opt. Commun., vol. 546, November 2023.

  7. A. Derakhshandeh, S. Pachnicke, P. Höher, "Underwater Wireless Laser-based Communications using Optical Phased Array Antennas", IEEE Photonics Journal, vol. 15, no. 5, October 2023.

  8. L. E. Kruse, S. Kühl, A. Dochhan, S. Pachnicke, "Experimental Investigation of Spectral Data Enhanced QoT Estimation", IEEE J. Lightw. Technol. (JLT), vol. 41, no. 18, pp. 5885-5894, September 2023.

  9. Md S.-B. Hossain, G. Böcherer, T. Rahman, T. Wettlin, N. Stojanović, S. Calabrò, S. Pachnicke, "Probabilistic Shaping for High-Speed Unamplified IM/DD Systems With an O-band EML", IEEE J. Lightw. Technol. (JLT), vol. 41, no. 16, pp. 5373-5382, August 2023.

  10. K. Abdelli, H. Griesser, C. Neumeyr, R. Hohenleitner, S. Pachnicke, "Faulty branch identification in passive optical networks using machine learning", IEEE/OPTICA J. Opt. Commun. and Netw. (JOCN), vol. 15, no. 4, pp. 187-196, April 2023.

  11. A. Krohn, A. Harlakin, S. Arms, S. Pachnicke, P. Höher, "Impact of Liquid Crystal Based Interference Mitigation and Precoding on the Multiuser Performance of VLC Massive MIMO Arrays", IEEE Photonics Journal, vol. 14, no. 5, October 2022.

  12. K. Abdelli, H. Griesser, C. Neumeyr, R. Hohenleitner, S. Pachnicke, "Degradation Prediction of Semiconductor Lasers using Conditional Variational Autoencoder", IEEE J. Lightw. Technol. (JLT), vol. 40, no. 18, pp. 6213-6221, September 2022.

  13. R. Koch, S. Kühl, W. Schairer, B. Spinnler, S. Pachnicke, "High-Generalizability Reinforcement Learning Based Capacity Optimization in WDM Long-Haul Networks", IEEE Photon. Technol. Lett. (PTL), vol. 34, no. 17, pp. 891-894, September 2022.

  14. K. Abdelli, J. Y. Cho, F. Azendorf, H. Griesser, C. Tropschug, S. Pachnicke, "Machine Learning-based Anomaly Detection in Optical Fiber Monitoring", IEEE/OPTICA J. Opt. Commun. and Netw. (JOCN), vol. 14, no. 5, pp. 366-375, May 2022.

  15. A. Moscoso-Mártir, J. Koch, O. Schulz, J. Müller, A. Tabatabaei Mashayekh, A. D. Das, F. Merget, S. Pachnicke, J. Witzens, "(Invited) Silicon Photonics Integrated Circuits for Soliton Based Long Haul Optical Communication", IEEE J. Lightw. Technol. (JLT), vol. 40, no. 10, pp. 3210-3222, April 2022.

  16. K. Abdelli, H. Griesser, S. Pachnicke, "A Machine Learning-based Framework for Predictive Maintenance of Semiconductor Laser for Optical Communication", IEEE J. Lightw. Technol. (JLT), vol. 40, no. 14, pp. 4698-4708, April 2022.

  17. K. Abdelli, H. Griesser, C. Tropschug, S. Pachnicke, "Optical Fiber Fault Detection and Localization in a Noisy OTDR Trace Based on Denoising Convolutional Autoencoder and Bidirectional Long Short-Term Memory", IEEE J. Lightw. Technol. (JLT), vol. 40, no. 8, pp. 2254-2264, April 2022.

  18. A. Krohn, S. Pachnicke, P. Höher, "Genetic Optimization of Liquid Crystal Matrix Based Interference Suppression for VLC MIMO Transmissions", IEEE Photonics Journal, vol. 14, no. 1, February 2022.

  19. R. Koch, S. Kühl, R. Morais, B. Spinnler, W. Schairer, B. Sommerkorn-Krombholz, S. Pachnicke, "Reinforcement Learning for Generalized Parameter Optimization in Elastic Optical Networks", IEEE J. Lightw. Technol. (JLT), vol. 40, no. 3, pp. 1558-2213, February 2022.

  20. I. Estébanez, S. Li, J. Schwind, I. Fischer, S. Pachnicke, A. Agyris, "56 GBaud PAM-4 100 km Transmission System with Photonic Processing Schemes", IEEE J. Lightw. Technol. (JLT), vol. 40, no. 1, pp. 55-62, January 2022.

  21. K. Abdelli, H. Griesser, P. Ehrle, C. Tropschug, S. Pachnicke, "Reflective Fiber Fault Detection and Characterization Using Long-Short-Term Memory", IEEE/OSA J. Opt. Commun. and Netw. (JOCN), vol. 13, no. 10, pp. E32-E41, October 2021.

  22. A. Zazzi, J. Müller, M. Weizel, J. Koch, D. Fang, A. Moscoso-Mártir, A. T. Mashayekh, A. D. Das, D. Drayß, F. Merget, F. X. Kärtner, S. Pachnicke, C. Koos, J. C. Scheytt, J. Witzens, "(Invited) Optically Enabled ADCs and Application to Optical Communications", IEEE Open J. Solid-State Circuits Society (OJ-SSCS), vol. 1, pp. 209-221, September 2021.

  23. S. Li, S. Dev, S. Kühl, K. Jamshidi, S. Pachnicke, "Micro-Ring Resonator based Photonic Reservoir Computing for PAM Equalization", IEEE Photon. Technol. Lett. (PTL), vol. 33, no. 18, pp. 978-981, September 2021.

  24. M. Schädler, G. Böcherer, F. Pittalà, S. Calabrò, N. Stojanović, C. Blümm, M. Kuschnerov,S. Pachnicke, "Recurrent Neural Network Soft-Demapping for Nonlinear ISI in 800Gbit/s DWDM Coherent Optical Transmissions", IEEE J. Lightw. Technol. (JLT), vol. 39, no. 16, pp. 5278-5286, August 2021.

  25. J. Koch, K. Chan, C. G. Schäffer, S. Pachnicke, "(Invited) Signal Processing Techniques for Optical Transmission Based on Eigenvalue Communication", IEEE J. Sel. Top. Quant. Elect. (JSTQE), vol. 27, no. 3, May-June 2021.

  26. M. Schädler, G. Böcherer, S. Pachnicke, "Soft-Demapping for Short Reach Optical Communication: A Comparison of Deep Neural Networks and Volterra Series", IEEE J. Lightw. Technol. (JLT), vol. 39, no. 10, pp. 3095-3105, May 2021.

  27. M. Balanici, S. Pachnicke, "Classification and forecasting of real-time server traffic flows employing Long Short-Term Memory for hybrid E/O data center networks", IEEE/OSA J. Opt. Commun. and Netw. (JOCN), vol. 13, no. 5, pp. 85-93, May 2021.

  28. Md S.-B. Hossain, T. Rahman, N. Stojanović, R. Rosales, T. Wettlin, S. Calabrò, J. Wei, C. Xie, S. Pachnicke, "Transmission Beyond 200 Gbit/s with IM/DD System for Campus and Intra-Datacenter Network Applications", IEEE Photon. Technol. Lett. (PTL), vol. 33, no. 5, pp. 263-266, March 2021.

  29. T. Wettlin, S. Calabrò, T. Rahman, J. Wei, N. Stojanović, S. Pachnicke, "DSP for High-Speed Short-Reach IM/DD Systems using PAM", IEEE J. Lightw. Technol. (JLT), vol. 38, no. 24,pp. 6771-6778, December 2020.

  30. A. Sandmann, A. Ahrens, S. Lochmann, S. Pachnicke, "Baseband Linearity and Interference Effects in Intensity Modulated and Direct Detected Optical MIMO Systems", Elsevier J. Opt. Fiber Technol. (OFT), vol. 60, article 102329, December 2020.

  31. A. Krohn, G. Forkel, P. Höher, S. Pachnicke, "LCD-based Optical Filtering Suitable for Non-Imaging Channel Decorrelation in VLC Applications", IEEE J. Lightw. Technol. (JLT), vol. 37, no. 23, pp. 5892-5898, December 2019.

  32. M. Schädler, C. Blümm, M. Kuschnerov, F. Pittalà, S. Calabrò, S. Pachnicke, "Deep Neural Network Equalization for Optical Short Reach Communication ", J. Appl. Sci., Special Issue "Optics for AI and AI for Optics", vol. 9, no. 21, 4675, November 2019.

  33. R. Weixer, J. Koch, P. Plany, S. Ohlendorf, S. Pachnicke, "Mitigation of Nonlinear Impairments by Using Support Vector Machine and Nonlinear Volterra Equalizer", J. Appl. Sci., Special Issue "Optics for AI and AI for Optics", vol. 9, no. 18, 3800, September 2019.

  34. A. Sandmann, A. Ahrens, S. Lochmann, S. Pachnicke, "Performance Evaluation of Mode Group Power Coupling for Short Reach SDM", Elsevier J. Opt. Fiber Technol. (OFT), vol. 48, pp. 22-27, March 2019.

  35. J. Koch, S. Li, S. Pachnicke, "Transmission of Higher Order Solitons created by Optical Multiplexing", IEEE J. Lightw. Technol. (JLT), vol. 37, no.3, pp. 933-941, February 2019.

  36. M. Balanici, S. Pachnicke, "Hybrid Electro-Optical Intra-Data Center Networks tailored for Different Traffic Classes", IEEE/OSA J. Opt. Commun. and Netw. (JOCN), vol. 10, no. 11, pp. 889-901, November 2018.

  37. S. Ohlendorf, S. Pachnicke, W. Rosenkranz, "Multidimensional PAM with Pseudo-Gray Coding for Flexible Data Center Interconnects", IEEE Photon. Technol. Lett. (PTL), vol. 30, no. 12, pp. 1143 - 1146 , June 2018.

  38. D. Clausen, R. Rath, S. Ohlendorf, W. Rosenkranz, S. Pachnicke, "Experimental Demonstration of Flexible Hybrid Modulation Formats for Future Adaptive Optical Transmission Systems", IEEE J. Lightw. Technol. (JLT), vol. 36, no. 12, pp. 2551-2558, June 2018.

  39. R. Rath, D. Clausen, S. Ohlendorf, S. Pachnicke, W. Rosenkranz, "Tomlinson-Harashima Precoding for Dispersion Uncompensated PAM-4 Transmission with Direct-Detection", IEEE J. Lightw. Technol. (JLT), vol. 35, no.18, pp. 3909-3917, September 2017.

  40. R. Martínez, A. Mayoral, R. Vilalta, R. Casellas, R. Muñoz, S. Pachnicke, T. Szyrkowiec, A. Autenrieth, "(Invited) Integrated SDN/NFV Orchestration for the Dynamic Deployment of Mobile Virtual Backhaul Networks over a Multi-layer (Packet/Optical) Aggregation Infrastructure ", IEEE/OSA J. Opt. Commun. and Netw. (JOCN), vol. 9, no. 2, pp. 135-142, February 2017.

  41. M. S. Erkılınç, M. P. Thakur, S. Pachnicke, H. Griesser, J. Mitchell, B. C. Thomsen, P. Bayvel, R. I. Killey, "Spectrally Efficient WDM Nyquist Pulse-Shaped Subcarrier Modulation Using a Dual-Drive Mach-Zehnder Modulator and Direct Detection", IEEE J. Lightw. Technol. (JLT), vol. 34, no. 4, pp. 1158-1165, February 2016.

  42. S. Pachnicke, J. Zhu, M. Lawin, M. H. Eiselt, S. Mayne, B. Quemeneur, D. Sayles, H. Schwuchow, A. Wonfor, P. Marx, M. Fellhofer, P. Neuber, M. Dietrich, M. J. Wale, R.V. Penty, I. H. White, J.-P. Elbers, "(Invited) Tunable WDM-PON System with Centralized Wavelength Control", IEEE J. Lightw. Technol. (JLT), vol. 34, no. 2, pp. 812-818, January 2016.

  43. Z. Li, M. S. Erkılınç, S. Pachnicke, H. Griesser, R. Bouziane, B. C. Thomsen, P. Bayvel, R. I. Killey, "Signal-signal beat interference cancellation in spectrally-efficient WDM direct-detection Nyquist-pulse-shaped 16-QAM subcarrier modulation", OSA Optics Express, vol. 23, no. 18, pp. 23694-23709, September 2015.

  44. M. S. Erkılınç, Z. Li, S. Pachnicke, H. Griesser, B. C. Thomsen, P. Bayvel, R. I. Killey, "Spectrally-Efficient WDM Nyquist Pulse-Shaped 16-QAM Subcarrier Modulation Transmission with Direct Detection", IEEE J. Lightw. Technol. (JLT), vol. 33, no. 15, pp. 3147-3155, August 2015.

  45. M. S. Erkılınç, S. Pachnicke, H. Griesser, B. C. Thomsen, P. Bayvel, R. I. Killey, "Performance Comparison of Direct-Detection Nyquist-Subcarrier Modulation and OFDM", IEEE J. Lightw. Technol. (JLT), vol. 33, no. 10, pp. 2038-2046, May 2015.

  46. J. Zhu, S. Pachnicke, M. Lawin, S. Mayne, A. Wonfor, R. V. Penty, R. Cush, R. Turner, P. Firth, M. Wale, I. H. White, J.-P. Elbers, "(Invited) First demonstration of a WDM-PON system using novel full C-band tunable SFP+ transceiver modules", IEEE/OSA J. Opt. Commun. and Netw. (JOCN), vol. 7, issue 1, pp. A28-A36, January 2015.

  47. J. Zhu, A. Wonfor, S. H. Lee, S. Pachnicke, M. Lawin, R. V. Penty, J. -P. Elbers, R. Cush, M. Wale, I. H. White, "Athermal Colourless C-band Optical Transmitter System for Passive Optical Networks", IEEE J. Lightw. Technol. (JLT), vol. 32, no. 22, pp. 3651-3658 , November 2014.

  48. K. Grobe, M. Eiselt, S. Pachnicke, J.-P. Elbers, "(Invited) Access Networks based on Tunable Lasers", IEEE J. Lightw. Technol. (JLT), vol. 32, no. 16, pp. 2815-2823, August 2014.

  49. M. S. Erkılınç, S. Kilmurray, R. Maher, M. Paskov, R. Bouziane, S. Pachnicke, H. Griesser, B.C. Thomsen, P. Bayvel, R.I. Killey, "Nyquist-shaped dispersion-precompensated subcarrier modulation with direct detection for spectrally-efficient WDM transmission ", OSA Optics Express, vol. 22, no.8, pp. 9420-9431, April 2014.

  50. M. Westhäuser, M. Finkenbusch, C. Remmersmann, S. Pachnicke, P. Krummrich, "Optical Filter-Based Mitigation of Group Delay Ripple- and PMD-Related Penalties for High Capacity Metro Networks", IEEE J. Lightw. Technol. (JLT), vol. 29, no. 16, pp. 2350-2357, August 2011.

  51. S. Pachnicke, S. Özdür, H. Griesser, C. Fürst, P. Krummrich, "Sensitivity to Signal Quantization of 43 Gb/s and 107 Gb/s Optical 16-QAM OFDM Transmission with Coherent Detection", Elsevier J. Opt. Fiber Technol. (OFT), vol. 15, no. 5, pp. 414-419, October 2009.

  52. S. Pachnicke, N. Luck, H. Müller, P. Krummrich, "Multidimensional Meta-Model Based Optimization of Optical Transmission Systems", IEEE J. Lightw. Technol. (JLT), vol. 27, no. 13, pp. 2307-2314, July 2009.

  53. S. Pachnicke, T. Paschenda, P. Krummrich, "Assessment of a Constraint-Based Routing Algorithm for Translucent 10-Gb/s DWDM Networks Considering Fiber Nonlinearities", OSA J. Opt. Netw. (JON), vol. 7, no. 4, pp. 365-377, April 2008.

  54. S. Pachnicke, E. Gottwald, P. Krummrich, E. Voges, "Transient Gain Dynamics in Long-Haul Transmission Systems with Electronic EDFA Gain Control", OSA J. Opt. Netw. (JON), vol. 6, no. 9, pp. 1129-1137, September 2007.

  55. A. Steinkamp, M. Windmann, S. Pachnicke, "More accurate simulation of dynamic transparent optical wavelength division multiplex networks", Int. J. Electron. Commun. (AEÜ), vol. 61, no. 3, pp. 147-152, March 2007.

  56. S. Pachnicke, T. Gravemann, M. Windmann, E. Voges, "Physically Constrained Routing in 10-Gb/s DWDM Networks Including Fiber Nonlinearities and Polarization Effects ", IEEE J. Lightw. Technol. (JLT), vol. 24, no. 9, pp. 3418-3426, September 2006.

  57. S. Pachnicke, J. Reichert, S. Spälter, E. Voges, "Fast Analytical Assessment of the Signal Quality in Transparent Optical Networks", IEEE J. Lightw. Technol. (JLT), vol. 24, no. 2, pp. 815-824, February 2006.

  58. S. Pachnicke, E. De Man, S. Spälter, E. Voges, "Impact of the Inline Dispersion Compensation Map on Four Wave Mixing (FWM) - Impaired Optical Networks", IEEE Photon. Technol. Lett. (PTL), pp. 235-237, vol. 17, no. 1, January 2005.

  59. S. Pachnicke, N. Hecker-Denschlag, S. Spälter, J. Reichert, E. Voges, "Experimental Verification of Fast Analytical Models for XPM-Impaired Mixed-Fiber Transparent Optical Networks", IEEE Photon. Technol. Lett. (PTL), vol. 16, no.5, pp. 1400-1402, May 2004.


Conference Papers

  1. L. E. Kruse, A. Dochhan, S. Kühl, S. Pachnicke, "Generative AI for Soft-Failure Identification in Optical Networks", Workshop on "Machine Learning in Optical Networks", International Conference on Optical Network Design and Modelling (ONDM), Madrid, Spain, May 2024.

  2. L. E. Kruse, S. Kühl, A. Dochhan, S. Pachnicke, "Monitoring Data Augmentation of Spectral Information using VAE and GAN for Soft-Failure Identification", Optical Fiber Communication Conference (OFC 2024), San Diego, USA, March 2024.

  3. S. Oettinghaus, A. Dochhan, T. Wettlin, T. Rahman, S. Calabrò, N. Stojanović, S. Pachnicke, "Optical Multipath Interference Reduction Using Adaptive DC-Removal in High-Speed IM/DD Systems", Optical Fiber Communication Conference (OFC 2024), San Diego, USA, March 2024.

  4. O. Schulz, A. Moscoso-Mártir, J. Witzens, S. Pachnicke, "Add-drop Multiplexing for Spectrally Overlapped Nonlinear Frequency Division Multiplexed Transmission Systems", Optical Fiber Communication Conference (OFC 2024), San Diego, USA, March 2024.

  5. T. Philipp, A. Dochhan, S. Pachnicke, "Simulative Analysis of Temperature Variation Measurements using Coherent Optical Time Domain Reflectometry (C-OTDR)", ITG-Workshop "Modelling of Photonic Components & Systems", Stuttgart, Germany, February 2024.

  6. S. Pachnicke, S. Oettinghaus, "(Invited) Digital Signal Processing for 1.6 Tb/s+ Intra-Data Center Networks", IEEE Photonics Conference (IPC), Orlando, USA, November 2023.

  7. S. Oettinghaus, T. Rahman, T. Wettlin, S. Calabrò, N. Stojanović, S. Pachnicke, "Link Segmentation Based Nonlinearity Reduction using Fibers with Shifted Dispersion Zero for Datacenter Networks", European Conference on Optical Communication (ECOC 2023), Glasgow, United Kingdom, October 2023.

  8. L. E. Kruse, S. Kühl, A. Dochhan, S. Pachnicke, "Experimental Demonstration of Soft-Failure Management Using Variational Autoencoder and GAN on Optical Spectrum", European Conference on Optical Communication (ECOC 2023), Glasgow, United Kingdom, October 2023.

  9. K. Abdelli, C. Tropschug, H. Griesser, S. Pachnicke, "A Transformer-based Model for Event Recognition and Characterization in Passive Optical Networks", European Conference on Optical Communication (ECOC 2023), Glasgow, United Kingdom, October 2023.

  10. O. Schulz, A. Moscoso-Mártir, J. Witzens, S. Pachnicke, "Full Spectrum WDM Nonlinear Frequency Division Multiplexed Transmission using Spectral Overlap", Advanced Photonics Congress (SPPCom 2023), Busan, Rep. of Korea, July 2023.

  11. O. Schulz, "Nonlinear Fourier Transform Based WDM Transmission Using Electronic-Photonic Signal Processing", "Workshop: Ultrafast Signal Processing by Combined Photonic-Electronic Integrated Systems: Where, Why and When?", Advanced Photonics Congress (SPPCom 2023), Busan, Rep. of Korea, July 2023.

  12. K. Abdelli, C. Tropschug, H. Griesser, S. Pachnicke, "(Invited) Fault monitoring in passive optical networks using machine learning techniques", International Conference on Transparent Optical Networks (ICTON), Bukarest, Romania, July 2023.

  13. S. Kühl, L. E. Kruse, S. Pachnicke, "(Invited) Comparison of passive photonic reservoir computing architectures for signal equalization of future generation intra-DCN and mobile fronthaul systems", International Conference on Transparent Optical Networks (ICTON), Bukarest, Romania, July 2023.

  14. G. v. Hünefeld, S. Kühl, S. Pachnicke, "Photonic Reservoir Computing for Smart Monitoring and Signal Equalization of Optical Signals", Berlin 6G Conference, Berlin, Germany, June 2023.

  15. L. E. Kruse, S. Pachnicke, "Joint QoT Estimation and Soft-Failure Localization using Variational Autoencoder", International Conference on Optical Network Design and Modelling (ONDM), Coimbra, Portugal, May 2023.

  16. L. E. Kruse, A. Dochhan, S. Kühl, S. Pachnicke, "Machine Learning-based Optical Spectrum Analysis for Soft-Failure Prediction", Workshop on "Machine Learning in Optical Networks", International Conference on Optical Network Design and Modelling (ONDM), Coimbra, Portugal, May 2023.

  17. T. Johann, D. Giemsa, S. Pachnicke, "Routing Optimization of QKD-Networks using Machine-Learning Based Prediction", ITG Conference "Photonic Networks", Leipzig, Germany, May 2023.

  18. A. Langolf, S. Pachnicke, "Handover prediction for NSA 5G Systems in Maritime Environments using Machine Learning", ITG Conference "Mobile Radio Communications", Osnabrück, Germany, May 2022.

  19. K. Abdelli, C. Tropschug, H. Griesser, S. Jansen, S. Pachnicke, "Branch Identification in Passive Optical Networks using Machine Learning", Optical Fiber Communication Conference (OFC 2023), San Diego, USA, March 2023.

  20. O. Schulz, A. Moscoso-Mártir, J. Witzens, S. Pachnicke, "Highly Scalable WDM Nonlinear Frequency Division Multiplexed Transmission System using Spectral Overlap", Optical Fiber Communication Conference (OFC 2023), San Diego, USA, March 2023.

  21. K. Johann, A. Dochhan, S. Pachnicke, "Application of asymmetric self-coherent detection of 800 Gbit/s+ signals for intra-data center communications", ITG-Workshop "Modelling of Photonic Components & Systems", Munich, Germany, February 2023.

  22. S. Oettinghaus, K. Johann, S. Calabrò, N. Stojanović, J. Wei, T. Wettlin, S. Pachnicke, "Analysis of mitigation techniques for nonlinear inter-channel crosstalk in O-band intra-datacenter systems", ITG-Workshop "Modelling of Photonic Components & Systems", Munich, Germany, February 2023.

  23. Md S. Bin Hossain, G. Böcherer, T. Wettlin, T. Rahman, N. Stojanović, S. Calabrò, S. Pachnicke, "Probabilistic Shaping for Unamplified IM/DD Systems", ITG-Workshop "Modelling of Photonic Components & Systems", Munich, Germany, February 2023.

  24. L. E. Kruse, S. Pachnicke, "Exploiting Optical Spectrum and Autoencoders for Physical Layer Monitoring", ITG-Workshop "Design, Operation and Automation of Open Transport Networks", Berlin, Germany, December 2022.

  25. T. Wettlin, S. Calabrò, T. Rahman, Md S.-B. Hossain, J. Wei, N. Stojanović, S. Pachnicke, "Improved Pre-Compensation to Combat Power Fading in IM/DD Systems", European Conference on Optical Communication (ECOC 2022), Basel, Switzerland, September 2022.

  26. S. Kühl, L. E. Kruse, S. Pachnicke, "56 Gbaud PAM-4 Transmission Equalization using Implicitly Masked Parallel Micro-Ring Resonator Reservoir Computing", European Conference on Optical Communication (ECOC 2022), Basel, Switzerland, September 2022.

  27. Md S.-B. Hossain, G. Böcherer, Y. Lin, S. Li, S. Calabrò, A. Nedelcu, T. Rahman, T. Wettlin, J. Wei, N. Stojanović, F. Pittalà, C. Xie, M. Kuschnerov, S. Pachnicke, "Experimental Comparison of PAM-8 Probabilistic Shaping with Different Gaussian Orders at 200 Gb/s Net Rate in IM/DD System with O-Band TOSA", European Conference on Optical Communication (ECOC 2022), Basel, Switzerland, September 2022.

  28. L. E. Kruse, S. Kühl, S. Pachnicke, "Generalizable QoT Estimation Based on Spectral Data Driven LSTM in Exact Component Parameter Agnostic Networks", European Conference on Optical Communication (ECOC 2022), Basel, Switzerland, September 2022.

  29. L. E. Kruse, J. Schill, O. Landsiedel, S. Pachnicke, "Optical Monitoring of Second-Life Batteries Enhanced by Machine Learning", Power Electronics for Distributed Generation Systems (PEDG 2022), Kiel, Germany, June 2022.

  30. O. Schulz, J. Koch, A. Moscoso-Mártir, J. Witzens, S. Pachnicke, "8-APSK Transmission over 5400 km using a Silicon Photonics WDM NFT Soliton Transmitter and NN-based Equalization", Optoelectronics and Communications Conference (OECC 2022), Toyama, Japan, July 2022.

  31. T. Wettlin, T. Rahman, S. Calabrò, Md S.-B. Hossain, J. Wei, N. Stojanović, S. Pachnicke, "Investigation of Weighted DFE for High-Rate Short-Reach Transmission", Optoelectronics and Communications Conference (OECC 2022), Toyama, Japan, July 2022.

  32. L. Kruse, S. Pachnicke, "Experimental validation of exact component parameter agnostic QoT estimation using spectral data-driven LSTM over a 265.2 km SSMF link", ITG Conference "Photonic Networks", Berlin, Germany, May 2022.

  33. L. E. Kruse, S. Kühl, S. Pachnicke, "Exact component parameter agnostic QoT estimation using spectral data-driven LSTM in optical networks", Optical Fiber Communication Conference (OFC 2022), San Diego, USA, March 2022.

  34. K. Abdelli, H. Griesser, S. Pachnicke, "Federated Learning Approach for Lifetime Prediction of Semiconductor Lasers", Optical Fiber Communication Conference (OFC 2022), San Diego, USA, March 2022.

  35. P. de Koster, J. Koch, O. Schulz, S. Pachnicke, S. Wahls, "Experimental validation of nonlinear Fourier transform-based Kerr-nonlinearity identification over a 1600km SSMF link", Optical Fiber Communication Conference (OFC 2022), San Diego, USA, March 2022.

  36. Md S.-B. Hossain, T. Rahman, N. Stojanović, F. Pittalà, S. Calabrò, G. Böcherer, T. Wettlin, J. Wei, C. Xie, M. Kuschnerov, S. Pachnicke, "Partial Response O-band EML Transmission Beyond 300-GBd with a 128/256 GSa/s DAC", Optical Fiber Communication Conference (OFC 2022), San Diego, USA, March 2022.

  37. K. Abdelli, J. Y. Cho, S. Pachnicke, "Secure and Robust Federated Learning for Predictive Maintenance in Optical Networks", International Workshop on Trustable, Verifiable and Auditable Federated Learning in Conjunction with AAAI 2022 (FL-AAAI-22), Vancouver, Canada, February 2022.

  38. A. Langolf, L. E. Kruse, S. Pachnicke, "Exact component parameter agnostic QoT estimation in optical networks using different machine learning techniques", ITG-Workshop "Modelling of Photonic Components & Systems", Germany, February 2022.

  39. S. Pachnicke, "(Invited) Challenges and Solutions for Beyond Tb/s Intra-Datacenter Interconnects", 2021 Workshop of "111" Program and International Cooperation Research Center, Southwest Jiaotong University, December 2021.

  40. K. Abdelli, J. Y. Cho, S. Pachnicke, "Secure Collaborative Learning for Predictive Maintenance in Optical Networks", Nordic Conference on Secure IT Systems (Nordsec 2021), Tampere, Finland, November 2021.

  41. P. de Koster, J. Koch, S. Pachnicke, S. Wahls, "Experimental Investigation of Nonlinear Fourier Transform Based Fibre Nonlinearity Characterisation", European Conference on Optical Communication (ECOC 2021), Bordeaux, France, September 2021.

  42. K. Abdelli, F. Azendorf, H. Griesser, C. Tropschug, S. Pachnicke, "Gated Recurrent Unit based Autoencoder for Optical Link Fault Diagnosis in Passive Optical Networks", European Conference on Optical Communication (ECOC 2021), Bordeaux, France, September 2021.

  43. Md S.-B. Hossain, G. Böcherer, T. Rahman, N. Stojanović, P. Schulte, S. Calabrò, J. Wei, C. Blümm, T. Wettlin, C. Xie, M. Kuschnerov, S. Pachnicke, "Experimental Comparison of Cap and Cup Probabilistically Shaped PAM for O-Band IM/DD Transmission System", European Conference on Optical Communication (ECOC 2021), Bordeaux, France, September 2021.

  44. Md S.-B. Hossain, J. Wei, F. Pittalà, N. Stojanović, S. Calabrò, T. Rahman, G. Böcherer, T. Wettlin, C. Xie, M. Kuschnerov, S. Pachnicke, "402 Gb/s PAM-8 IM/DD O-Band EML Transmission", European Conference on Optical Communication (ECOC 2021), Bordeaux, France, September 2021.

  45. T. Wettlin, S. Calabrò, T. Rahman, Md S.-B. Hossain, J. Wei, N. Stojanović, S. Pachnicke, "Comparison of Direct-Detection Approaches for High-Speed Datacenter Campus Networks", European Conference on Optical Communication (ECOC 2021), Bordeaux, France, September 2021.

  46. A. Moscoso-Mártir, J. Koch, J. Müller, A. Tabatabaei Mashayekh, A. D. Das, F. Merget, S. Pachnicke, J. Witzens, "(Invited) Silicon Photonics Integrated Circuits for Nonlinear Fourier Transform Based Transmission", European Conference on Optical Communication (ECOC 2021), Bordeaux, France, September 2021.

  47. S. Pachnicke, "(Invited) Challenges and Solutions for Beyond Tb/s Intra-Datacenter Interconnects", Workshop "Are 200+ GBaud Transmission Systems Feasible?”, European Conference on Optical Communication (ECOC 2021), Bordeaux, France, September 2021.

  48. T. Wettlin, S. Pachnicke, "(Invited) Direct-detection is the right choice?", Workshop "Applications for IMDD and Coherent in Short Reach Systems”, European Conference on Optical Communication (ECOC 2021), Bordeaux, France, September 2021.

  49. O.Schulz, J. Koch, S. Pachnicke, "Nonlinear Fourier Transform based Transmission using Continuous and Discrete Spectra", ITG-Workshop "Modelling of Photonic Components & Systems", Germany, July 2021.

  50. Md S.-B. Hossain, J. Wei, F. Pittalà, N. Stojanović, S. Calabrò, T. Rahman, T. Wettlin, C. Xie, M. Kuschnerov, S. Pachnicke, "Single-Lane 402 Gb/s PAM-8 IM/DD Transmission Based on a Single DAC and an O-Band Commercial EML", Optoelectronics and Communications Conference (OECC 2021), PDP T5A.6, Hong Kong, China, July 2021.

  51. K. Abdelli, H. Griesser, S. Pachnicke, "A Hybrid CNN-LSTM Approach for Laser Remaining Useful Life Prediction", Optoelectronics and Communications Conference (OECC 2021), Hong Kong, China, July 2021.

  52. J. Koch, A. Moscoso-Mártir, J. Müller, A. Tabatabaei Mashayekh, A. D. Das, F. Merget, S. Pachnicke, J. Witzens, "Experimental Demonstration of a Silicon-Photonics WDM NFT Soliton Transmitter", Optical Fiber Communication Conference (OFC 2021), San Francisco, USA, June 2021.

  53. K. Abdelli, H. Griesser, C. Tropschug, S. Pachnicke, "A BiLSTM-CNN based Multitask Learning Approach for Fiber Fault Diagnosis", Optical Fiber Communication Conference (OFC 2021), San Francisco, USA, June 2021.

  54. Md S.-B. Hossain, T. Rahman, N. Stojanović, T. Wettlin, S. Calabrò, J. Wei, C. Xie, S. Pachnicke, "Feasibility of Transmitting 270 Gbit/s with PAM-8 in O-band CWDM4 with IM/DD System", Optical Fiber Communication Conference (OFC 2021), San Francisco, USA, June 2021.

  55. T. Wettlin, T. Rahman, J. Wei, S. Calabrò, Md S.-B. Hossain, N. Stojanović, S. Pachnicke, "Low-Complexity Nonlinearity Compensation for Short-Reach IM/DD Systems using PAM", Optical Fiber Communication Conference (OFC 2021), San Francisco, USA, June 2021.

  56. Md S.-B. Hossain, T. Rahman, G. Böcherer, N. Stojanović, T. Wettlin, S. Calabrò, J. Wei, C. Xie, S. Pachnicke, "Experimental Comparison of Uniform and Probabilistically Shaped PAM-8 for IMDD System at Transmission Rates Beyond 200 Gbit/s", Optical Fiber Communication Conference (OFC 2021), San Francisco, USA, June 2021.

  57. M. Schädler, F. Pittalà, S. Calabrò, G. Böcherer, C. Blümm, S. Pachnicke, "Recurrent Neural Network Soft Demapping for Mitigation of Fiber Nonlinearities and ISI", Optical Fiber Communication Conference (OFC 2021), San Francisco, USA, June 2021.

  58. S. Kühl, R. Koch, W. Schairer, B. Spinnler, S. Pachnicke, "Optimized Bandwidth Variable Transponder Configuration in Elastic Optical Networks using Reinforcement Learning", ITG Conference "Photonic Networks", Leipzig, Germany, May 2021.

  59. K. Abdelli, H. Griesser, S. Pachnicke, "Convolutional Neural Networks for Reflective Event Detection and Characterization in Fiber Optical Links Given Noisy OTDR Signals", ITG Conference "Photonic Networks", Leipzig, Germany, May 2021.

  60. L. Kruse, S. Pachnicke, "EDFA Soft-Failure Detection and Lifetime Prediction based on Spectral Data using 1-D Convolutional Neural Network", ITG Conference "Photonic Networks", Leipzig, Germany, May 2021.

  61. J. Koch, K. Chan, S. Kühl, C. G. Schäffer, S. Pachnicke, "Neural Networks based Equalization of Experimental Transmission using the Nonlinear Fourier Transformation", European Conference on Optical Communication (ECOC 2020), Brussels, Belgium, December 2020.

  62. M. Schädler, F. Pittalà, G. Böcherer, C. Blümm, M. Kuschnerov, S. Pachnicke, "Recurrent Neural Network Soft-Demapping for Nonlinear ISI in 800Gbit/s DWDM Coherent Optical Transmissions", European Conference on Optical Communication (ECOC 2020), Brussels, Belgium, December 2020.

  63. R. Weixer, S. Kühl, R. M. Morais, B. Spinnler, W. Schairer, B. Sommerkorn-Krombholz, S. Pachnicke, "A Reinforcement Learning Framework for Parameter Optimization in Elastic Optical Networks", European Conference on Optical Communication (ECOC 2020), Brussels, Belgium, December 2020.

  64. T. Wettlin, S. Calabrò, T. Rahman, Md S.-B. Hossain, J. Wei, N. Stojanović, S. Pachnicke, "Improvement of Tomlinson-Harashima Precoding Performance for Bandwidth-Limited IM/DD Systems", European Conference on Optical Communication (ECOC 2020), Brussels, Belgium, December 2020.

  65. T. Wettlin, T. Rahman, J. Wei, S. Calabrò, N. Stojanović, S. Pachnicke, "Complexity Reduction of Volterra Nonlinear Equalization for Optical Short-Reach IM/DD Systems", ITG Conference "Photonic Networks", Leipzig, Germany, November 2020.

  66. J. Koch, A. Moscoso-Mártir, J. Müller, S. Pachnicke, J. Witzens, "Silicon Photonics DWDM NLFT Soliton Transmitter", ITG Conference "Photonic Networks", Leipzig, Germany, November 2020.

  67. S. Pachnicke, S. Li, "(Invited) Machine Learning in the Optical Domain Enabled by Reservoir Computing", Asia Communications and Photonics Conference (ACP 2020), Beijing, China, October 2020.

  68. K. Abdelli, H. Griesser, S. Pachnicke, "(Invited) Cognitive Laser Reliability Enhancement Using Machine Learning Techniques: A Data-Driven Perspective", International Conference on Transparent Optical Networks (ICTON), Bari, Italy, July 2020.

  69. R. Weixer, J. Koch, S. Ohlendorf, S. Pachnicke, "(Invited) Experimental Demonstration of Nonlinearity Compensation by Using SVM and Nonlinear Volterra Equalizer for 80 GBd DP-16-QAM", International Conference on Transparent Optical Networks (ICTON), Bari, Italy, July 2020.

  70. A. Krohn, P. Höher, S. Pachnicke, "Single-LED VLC-Transmission with AMI and RZ-OOK for Dimming Support at Fixed Data Rate", Advanced Photonics Congress (SPPCom 2020), Montreal, Canada, July 2020.

  71. S. Dev, S. Li, S. Pachnicke, K. Jamshidi, "Optimization of a Silicon Micro-Ring Resonator for Photonic Reservoir Computing", Advanced Photonics Congress (IPR 2020), Montreal, Canada, July 2020.

  72. S. Li, S. Pachnicke, "(Invited) Photonic Reservoir Computing in Optical Transmission Systems", IEEE Summer Topicals, Cabo San Lucas, Mexico, July 2020.

  73. A. Moscoso-Mártir, J. Koch, J. Müller, S. Sharif Azadeh, S. Pachnicke, J. Witzens, "Silicon Photonics DWDM NLFT Soliton Transmitter Implementation and Link Budget Assessment", European Conference on Integrated Optics (ECIO), Paris, France, June 2020.

  74. S. Li, S. Dev, K. Jamshidi, S. Pachnicke, "Photonic Reservoir Computing enabled by Active Silicon Micro-Rings with Transparent Signal Injection", Conference on Lasers and Electro-Optics (CLEO 2020), San Jose, USA, May 2020.

  75. M. Schädler, S. Calabrò, F. Pittalà, C. Blümm, M. Kuschnerov, S. Pachnicke, "Neural Network-Based Soft-Demapping for Nonlinear Channels", Optical Fiber Communication Conference (OFC 2020), San Diego, USA, March 2020.

  76. M. Schädler, S. Calabrò, F. Pittalà, G. Böcherer, M. Kuschnerov, C. Blümm, S. Pachnicke, "Neural Network Assisted Geometric Shaping for 800Gbit/s and 1Tbit/s Optical Transmission", Optical Fiber Communication Conference (OFC 2020), San Diego, USA, March 2020.

  77. T. Wettlin, T. Rahman, J. Wei, S. Calabrò, N. Stojanović, S. Pachnicke, "Comparison of PAM Formats for 200 Gb/s Short Reach Transmission Systems", Optical Fiber Communication Conference (OFC 2020), San Diego, USA, March 2020.

  78. K. Abdelli, D. Rafique, H. Griesser, S. Pachnicke, "Lifetime Prediction of 1550 nm DFB Laser using Machine Learning Techniques", Optical Fiber Communication Conference (OFC 2020), San Diego, USA, March 2020.

  79. Md S.-B. Hossain, T. Rahman, N. Stojanović, S. Calabrò, J. Wei, M. Kuschnerov, S. Pachnicke, "Intensity modulation and direct detection transceivers for data-center interconnect applications", ITG-Workshop "Modelling of Photonic Components & Systems", Karlsruhe, Germany, February 2020.

  80. S. Dev, S. Li, S. Pachnicke, K. Jamshidi, "Optimization of a silicon micro-ring resonator for reservoir computing", ITG-Workshop "Modelling of Photonic Components & Systems", Karlsruhe, Germany, February 2020.

  81. K. Abdelli, D. Rafique, H. Griesser, S. Pachnicke, "An Artificial Neural Network Approach for Laser Lifetime Prediction", ITG-Workshop "Modelling of Photonic Components & Systems", Karlsruhe, Germany, February 2020.

  82. J. Koch, S. Pachnicke, "Impact of Linear WDM Soliton Superposition on the NFT-Spectrum", Workshop "Nonlinear Fourier Transforms", Delft, Netherlands, February 2020.

  83. S. Li, S. Dev, S. Ohlendorf, K. Jamshidi, S. Pachnicke, "Photonic Reservoir Computing enabled by Silicon Micro-Rings", Asia Communications and Photonics Conference (ACP 2019), Chengdu, China, November 2019.

  84. S. Li, S. Pachnicke, "(Invited) Equalization in the photonic domain enabled by optical reservoir computing ", in Workshop on "Artificial Intelligence assisted photonic applications", Asia Communications and Photonics Conference (ACP 2019), Chengdu, China, November 2019.

  85. M. Schädler, M. Kuschnerov, S. Calabrò, F. Pittalà, C. Blümm, S. Pachnicke, "AI-based Digital Predistortion for IQ Mach-Zehnder Modulators", Asia Communications and Photonics Conference (ACP 2019), Chengdu, China, November 2019.

  86. S. Li, S. Pachnicke, "Optical Equalization using Photonic Reservoir Computing with Optical Analog Signal Injection", Asia Communications and Photonics Conference (ACP 2019), Chengdu, China, November 2019.

  87. T. Wettlin, R. Weixer, T. Rahman, J. Wei, S. Calabrò, N. Stojanović, S. Pachnicke, "Impact of DAC Properties on Tomlinson-Harashima Precoding for 200 Gb/s Intra Datacenter Links", IEEE Photonics Conference (IPC 2019), San Antonio, USA, October 2019.

  88. J. Koch, R. Weixer, S. Pachnicke, "Equalization of Soliton Transmission Based on Nonlinear Fourier Transform using Neural Networks", European Conference on Optical Communication (ECOC 2019), Dublin, Ireland, September 2019.

  89. T. Wettlin, S. Ohlendorf, T. Rahman, J. Wei, S. Calabrò, N. Stojanović, S. Pachnicke, "Beyond 200 Gb/s PAM4 Transmission using Tomlinson-Harashima Precoding", European Conference on Optical Communication (ECOC 2019), Dublin, Ireland, September 2019.

  90. S. Li, S. Ohlendorf, S. Pachnicke, "100 km 56 GBd PAM-4 Transmission using Photonic Reservoir Computing", European Conference on Optical Communication (ECOC 2019), Dublin, Ireland, September 2019.

  91. S. Ohlendorf, T. Wettlin, S. Pachnicke, W. Rosenkranz, "Optimized Flexible Mappings with Multidimensional Modulation for Coherent Optical Transport", European Conference on Optical Communication (ECOC 2019), Dublin, Ireland, September 2019.

  92. K. Abdelli, D. Rafique, S. Pachnicke, "(Invited) Machine Learning based Laser Failure Mode Detection", International Conference on Transparent Optical Networks (ICTON), Angers, France, July 2019.

  93. M. Balanici, S. Pachnicke, "(Invited) Multi-Step Forecasting of Intense Traffic Streams Using Machine Learning for Optical Circuit Switching", International Conference on Transparent Optical Networks (ICTON), Angers, France, July 2019.

  94. S. Ohlendorf, T. Wettlin, S. Pachnicke, W. Rosenkranz "(Invited) Adaptive Optical Transmission Systems employing Multidimensional Modulation", International Conference on Transparent Optical Networks (ICTON), Angers, France, July 2019.

  95. M. Balanici, S. Pachnicke, "Server Traffic Prediction Using Machine Learning for Optical Circuit Switching Scheduling", ITG Conference "Photonic Networks", Leipzig, Germany, May 2019.

  96. J. Koch, J. Müller, A. Moscoso-Mártir, J. Witzens, S. Pachnicke, "DWDM Soliton Transmission enabled by Integrated Photonics and Nonlinear Fourier Transform", ITG Conference "Photonic Networks", Leipzig, Germany, May 2019.

  97. S. Li, S. Pachnicke, "Evaluation of Photonic Reservoir Computing for Use in Short Reach PAM-4 Transmission Systems", ITG Conference "Photonic Networks", Leipzig, Germany, May 2019.

  98. M. Balanici, S. Pachnicke, "Machine Learning-Based Traffic Prediction for Optical Switching Resource Allocation in Hybrid Intra-Data Center Networks", Optical Fiber Communication Conference (OFC 2019), San Diego, USA, March 2019.

  99. M. Schädler, M. Kuschnerov, Christian Blümm, Fabio Pittalà, Changsong Xie, S. Pachnicke, "Subcarrier Power Loading for Coherent Optical OFDM optimized by Machine Learning", Optical Fiber Communication Conference (OFC 2019), San Diego, USA, March 2019.

  100. S. Ohlendorf, S. Pachnicke, W. Rosenkranz, "Minimizing the Oversampling Rate in Bandwidth-Variable Optical Kramers-Kronig IM/DD-Transmission with Multidimensional PAM", International Conference on Systems, Communications and Coding (SCC), Rostock, Germany, February 2019.

  101. R. Weixer, P. Plany, S. Pachnicke, "Nonlinear Impairment Compensation by Using Support Vector Machine and Nonlinear Volterra Equalizer", ITG-Workshop "Modelling of Photonic Components & Systems", Meiningen, Germany, February 2019.

  102. S. Ohlendorf, S. Pachnicke, W. Rosenkranz, "Bandwidth-Variable DWDM Transmission for Data Center Interconnects Using Multidimensional PAM", Asia Communications and Photonics Conference (ACP), Hangzhou, China, October 2018.

  103. J. Koch, S. Li, S. Pachnicke, "Separation of Bounded Higher-Order Solitons by Exploiting Collisions in WDM Transmission Systems", European Conference on Optical Communication (ECOC 2018), Rome, Italy, September 2018.

  104. A. Krohn, P. A. Höher, S. Pachnicke, "Visible Light Tricolor LED-to-Camera Data Transmission Suitable for Internet-of-Things and Sensor Applications", European Conference on Optical Communication (ECOC 2018), Rome, Italy, September 2018.

  105. S. Ohlendorf, R. Joy, S. Pachnicke, W. Rosenkranz, "Flexible PAM in DWDM Transmission with Kramers-Kronig DSP", European Conference on Optical Communication (ECOC 2018), Rome, Italy, September 2018.

  106. J. Koch, S. Li, S. Pachnicke, "Nonlinear Fourier Transform based Optical Transmission using Electronic-Photonic Signal Processing", 10th Sino-German Joint Symposium on Opto- and Microelectronic Devices and Circuits (SODC 2018), Aachen, Germany, September 2018.

  107. S. Ohlendorf, R. Joy, S. Pachnicke, W. Rosenkranz, "Optimizing Reach and Capacity of IM/DD Systems by Using Multidimensional PAM and DSP", Advanced Photonics Congress (SPPCom 2018), Zurich, Switzerland, July 2018.

  108. B. Andrus, A. Autenrieth, S. Pachnicke, S. Zou, J.J. V. Olmos, and I. T. Monroy, "(Invited) Performance evaluation of NETCONF-based low latency cross-connect for 5G C-RAN architectures", International Conference on Transparent Optical Networks (ICTON), Bucharest, Romania, July 2018.

  109. M. Balanici, S. Pachnicke, "Intra-Data Center Network Optimization by means of Application-based Traffic Modeling and Optical Circuit Switching", International Conference on Transparent Optical Networks (ICTON), Bucharest, Romania, July 2018.

  110. A. Krohn, S. Pachnicke, P. Höher, "Visible Light Communication with Multicarrier Modulation Utilizing a Buck-Converter Circuit as Efficient LED Driver", ITG Conference "Photonic Networks", Leipzig, Germany, June 2018.

  111. A. Sandmann, A. Ahrens, S. Lochmann, S. Pachnicke, "Mode Group Power Coupling Analysis for Short Reach Space Division Multiplexing", ITG Conference "Photonic Networks", Leipzig, Germany, June 2018.

  112. S. Li, J. Koch, S. Pachnicke, "Optical Signal Processing in the Discrete Nonlinear Frequency Domain", Optical Fiber Communication Conference (OFC 2018), San Diego, USA, March 2018.

  113. J. Koch, S. Li, S. Pachnicke, "Higher-Order Soliton Transmission using Electronic-Photonic Signal Processing", ITG-Workshop "Modelling of Photonic Components & Systems", Hamburg, Germany, February 2018.

  114. A. Krohn, G. J. M. Forkel, P. A. Höher;, S. Pachnicke, "Capacity-Increasing 3D Spatial Demultiplexer Design for Optical Wireless MIMO Transmission", European Conference on Optical Communication (ECOC 2017), Gothenburg, Sweden, September 2017.

  115. S. Ohlendorf, D. Clausen, R. Rath, S. Pachnicke, W. Rosenkranz, "Comparison of Time Domain Hybrid PAM and DMT for Data Center Applications", ITG Conference "Photonic Networks", Leipzig, Germany, May 2017.

  116. M. Balanici, S. Pachnicke, "Traffic-Modeling-Based Design and Evaluation of a Hybrid Electro-Optical Intra-Data Center Network", ITG Conference "Photonic Networks", Leipzig, Germany, May 2017.

  117. S. Pachnicke, "Fixed-Mobile Convergence - Physical Layer Implications", ITG/DKE-Workshop "Transmission Technologies for Electronic Media", Magdeburg, Germany, March 2017.

  118. S. Li, J. Koch, D. Clausen, S. Pachnicke, "Investigation of Error Susceptibility of Noisy Soliton Pulses in the Nonlinear Frequency Domain", ITG-Workshop "Modelling of Photonic Components & Systems", Munich, Germany, February 2017.

  119. S. Pachnicke, "(Invited) Challenges and Solutions for Next Generation Optical Access Networks", Sino-German Joint Symposium on Opto- and Microelectronic Devices and Circuits (SODC 2016), Changchun, China, September 2016.

  120. Z. Tayq, B. Le Guyader, P. Chanclou, S. Gosselin, D. Abdourahmane, D. P. Venmani, C. Aupetit-Methelemot, S. Pachnicke, M. Eiselt, A. Autenrieth, J. Elbers, "Fronthaul Performance Demonstration in a WDM-PON-Based Convergent Network", European Conference on Networks and Communications (EUCNC 2016), Athens, Greece, June 2016.

  121. S. Pachnicke, B. Andrus, A. Autenrieth, "(Invited) Impact of fixed-mobile convergence", Conference on Optical Networks Design and Modeling (ONDM 2016), Cartagena, Spain, May 2016.

  122. B. Andrus, A. Autenrieth, S. Pachnicke, J.J. Vegas Olmos, I.Tafur Monroy, "Live Migration Downtime Analysis of a VNF Guest for a Proposed Optical FMC Network Architecture", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2016.

  123. R. Martínez, A. Mayoral, R. Vilalta, R. Casellas, R. Muñoz, S. Pachnicke, T. Szyrkowiec, A. Autenrieth, "Integrated SDN/NFV Orchestration for the Dynamic Deployment of Mobile Virtual Backhaul Networks over a Multi-layer (Packet/Optical) Aggregation Infrastructure", Optical Fiber Communication Conference (OFC 2016), Anaheim, USA, March 2016.

  124. S. Pachnicke, B. Andrus, J.-P. Elbers, "(Invited) NFV-based Universal Access for converged fixed and mobile broadband access/aggregation networks", European Conference on Optical Communication (ECOC 2015), Valencia, Spain, September 2015.

  125. M.S. Erkılınç, S. Pachnicke, H. Griesser, P. Bayvel, B.C. Thomsen, R.I. Killey, "Spectrally-Efficient Single Sideband 16-QAM Nyquist-Subcarrier Modulation-Based WDM Transmission using an InP Dual-Drive Mach-Zehnder Modulator and Direct-Detection", European Conference on Optical Communication (ECOC 2015), Valencia, Spain, September 2015.

  126. R. I. Killey, M. S. Erkilinç, Z. Li, S. Pachnicke, H. Griesser, R. Bouziane, B. C. Thomsen, P. Bayvel, "(Invited) Spectrally-efficient direct-detection WDM transmission systems", International Conference on Transparent Optical Networks (ICTON 2015), Budapest, Hungary, July 2015.

  127. P. Olaszi, D. Breuer, T. Cinkler, J. A. Torrijos, S. Gosselin, A. Gravey, A. Hamidian, S. Höst, T. Mamouni, S. Pachnicke, "(Tutorial) Fixed-mobile Convergence: Infrastructure, Functionality, Services", International Conference on High Performance Switching and Routing (HPSR 2015), Budapest, Hungary, July 2015.

  128. M. S. Erkılınç, S. Pachnicke, H. Griesser, B. C. Thomsen, P. Bayvel, R. I. Killey, "Dispersion-Precompensated Direct-Detection Nyquist Pulse-Shaped Subcarrier Modulation Using a Dual-Drive Mach-Zehnder Modulator", Opto Electronics and Communications Conference (OECC 2015), Shanghai, China, June 2015.

  129. Z. Li, M.S. Erkılınç, S. Pachnicke, H. Griesser, R. Bouziane, B.C. Thomsen, P. Bayvel, R.I. Killey, "Performance Limits of Spectrally-Efficient WDM Direct-Detection SSB Nyquist Subcarrier Modulation with Signal-Signal Beat Interference Cancellation", European Conference on Network and Optical Communications (NOC 2015), London, UK, June 2015.

  130. Z. Li, M.S. Erkılınç, S. Pachnicke, H. Griesser, B.C. Thomsen, P. Bayvel, R.I. Killey, "Direct-Detection 16-QAM Nyquist-Pulse-Shaped Subcarrier Modulation with Dispersion-Precompensation and Signal-Signal Beat Interference Mitigation", International Conference on Communications (ICC 2015), London, UK, June 2015.

  131. S. Pachnicke, M. Eiselt, K. Grobe, J.-P. Elbers, "(Invited) The Frontiers of Optical Access Networks", Conference on Optical Networks Design and Modeling (ONDM 2015), Pisa, Italy, May 2015.

  132. S. Pachnicke, A. Magee, P. Turnbull, K. Grobe, J.-P. Elbers, "(Keynote) Functional and Structural Convergence of Fixed/Mobile Access Networks", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2015.

  133. S. Pachnicke, S. Mayne, B. Quemeneur, D. Sayles, H. Schwuchow, J. Zhu, A. Wonfor, P. Marx, M. Lawin, M. Fellhofer, R. Turner, P. Neuber, M. Dietrich, M. J. Wale, R.V. Penty, I.H. White, J.-P. Elbers, "Field Demonstration of a Tunable WDM-PON System with Novel SFP+ Modules and Centralized Wavelength Control", Optical Fiber Communication Conference (OFC 2015), Los Angeles, USA, March 2015.

  134. M.S. Erkılınç, S. Pachnicke, H. Griesser, P. Bayvel, B.C. Thomsen, R.I. Killey, "Effect of Clipping on the Performance of Nyquist-Shaped Dispersion-Precompensated Subcarrier Modulation Transmission with Direct Detection", European Conference on Optical Communication (ECOC 2014), Cannes, France, September 2014.

  135. J. Zhu, A. Wonfor, R. Cush, M. J. Wale, S. Pachnicke, R. V. Penty, I. H. White, "High Temperature Athermal Colorless Transmitter for Low-Cost Backhaul Networks", Conference on Lasers and Electro-Optics (CLEO 2014), San Jose, USA, June 2014.

  136. S. Pachnicke, M. Lawin, J. Zhu, A. Wonfor, M. Eiselt, R. Cush, R. Turner, P. Firth, M. Wale, R. Penty, J.-P. Elbers, "Novel WDM-PON System with Shared Wavelength Locking and Full C-Band Tunability", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2014.

  137. M.S. Erkılınç, S. Kilmurray, S. Pachnicke, H. Griesser, B.C. Thomsen, P. Bayvel, R. I. Killey, "Nyquist-Shaped Dispersion-Precompensated Subcarrier Modulation with Direct Detection", Optical Fiber Communication Conference (OFC 2014), San Francisco, USA, March 2014.

  138. R. Bouziane, P. A. Milder, S. Kilmurray, B. C. Thomsen, S. Pachnicke, P. Bayvel, R. I. Killey, "Blind symbol synchronisation in direct-detection optical OFDM using virtual subcarriers", Optical Fiber Communication Conference (OFC 2014), San Francisco, USA, March 2014.

  139. S. Pachnicke, J. Zhu, M. Lawin, A. Wonfor, M. Eiselt, R. V. Penty, R. Cush, R. Turner, P. Firth, M. J. Wale, I. H. White, J.-P. Elbers, "First Demonstration of a Full C-Band Tunable WDM-PON System with Novel High-Temperature DS-DBR Lasers ", Optical Fiber Communication Conference (OFC 2014), San Francisco, USA, March 2014.

  140. S. Pachnicke, A. Dochhan, M. Roppelt, M. Eiselt, J.-P. Elbers, "Experimental Demonstration of Low-Cost S- / C-Band Broadcast-Overlay in WDM-PON", Asia Communications and Photonics Conference (ACP), Beijing, China, November 2013.

  141. M.S. Erkılınç, R. Maher, M. Paskov, S. Kilmurray, S. Pachnicke, H. Griesser, B.C. Thomsen, P. Bayvel, R.I. Killey, "Spectrally-Efficient Single-Sideband Subcarrier-Multiplexed Quasi-Nyquist QPSK with Direct Detection", European Conference on Optical Communication (ECOC 2013), London, United Kingdom, September 2013.

  142. S. Pachnicke, M. Roppelt, A. Wonfor, J. Zhu, R. Penty, M. Eiselt, J.-P. Elbers, "Centralized, Pilot-Tone Based Wavelength Stabilization for WDM-PON with 1 GbE Data Rate", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2013.

  143. K. Grobe, S. Pachnicke, M. Roppelt, J.-P.Elbers, M. Fellhofer, P. Neuber, M. Dietrich, "WDM-PON Field Trial at Energie AG", ITG-Conference "Broadband Networks in Germany", Berlin, Germany, March 2013.

  144. S. Pachnicke, "(Invited) GPU-based parallelization of system modeling", Optical Fiber Communication Conference (OFC 2013), Anaheim, USA, March 2013.

  145. S. Pachnicke, M. Roppelt, A. Magee, P. Turnbull, M. Eiselt, J.-P. Elbers, "Investigation of Wavelength Control Methods for Next Generation Passive Optical Access Networks", European Conference on Optical Communication (ECOC 2012), Amsterdam, Netherlands, September 2012.

  146. S. Pachnicke, M. Eiselt, H. Griesser, K. Grobe, J.-P. Elbers, "WDM-PON for next generation access networks", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2012.

  147. S. Pachnicke, K. Grobe, A. Magee, J.-P. Elbers, "(Invited) Prospects of WDM-PON for mobile backhauling applications", Workshop: Building a Universal Access Platform: Can PON also Solve the Mobile Backhaul Problem?, Optical Fiber Communication Conference (OFC 2012), Los Angeles, USA, March 2012.

  148. C. Bentz, S. Pachnicke, P. Krummrich, "Combinatorial wavelength selective mirror concatenation for unambiguous subscriber line monitoring in FTTH/PON with high subscriber counts", IEEE Photonics Conference, Arlington, USA, October 2011.

  149. M. Westhäuser, C. Remmersmann, S. Pachnicke, P. Krummrich, "Optical Equalization of PMD-Induced Penalties in 112 Gbit/s Metro Networks", Signal Processing in Photonics Communications (SPPCom), Toronto, Canada, June 2011.

  150. S. Pachnicke, H. Kagba, P. Krummrich, "Load Adaptive Optical-Bypassing for Reducing Core Network Energy Consumption", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2011.

  151. C. Remmersmann, M. Westhäuser, S. Pachnicke, L. Rapp, P. Krummrich, "Untersuchung und Optimierung der Reichweite von WDM-Übertragungssystemen unter Berücksichtigung stochastischer Schwankungen von Faserparametern", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2011.

  152. S. Pachnicke, A. Chachaj, C. Remmersmann, P. Krummrich, "Fast Parallelized Simulation of 112 Gb/s CP-QPSK Transmission Systems using Stratified Monte-Carlo Sampling", Optical Fiber Communication Conference (OFC 2011), Los Angeles, USA, March 2011.

  153. S. Pachnicke, A. Chachaj, C. Remmersmann, P. Krummrich, "Schnelle, parallelisierte Simulation von 112 Gb/s CP-QPSK Übertragungssystemen mit automatischer Wahl von einfacher und doppelter Gleitkommagenauigkeit", ITG-Workshop, Dortmund, Germany, February 2011.

  154. S. Pachnicke, A. Chachaj, M. Helf, P. Krummrich, "Fast Parallel Simulation of Fiber Optical Communication Systems Accelerated by a Graphics Processing Unit", IEEE International Conference on Transparent Optical Networks (ICTON 2010), Munich, Germany, June 2010.

  155. M. Westhäuser, C. Remmersmann, S. Pachnicke, B. Johansson, P. Krummrich, "Optimization of Optical Equalization of Group Delay Ripple-Induced Penalties from Fiber Bragg Gratings in 112 Gbit/s Metro Networks", Optics and Photonics Congress “Advanced Photonics”, Karlsruhe, Germany, June 2010.

  156. S. Pachnicke, A. Chachaj, M. Helf, P. Krummrich, "Beschleunigte Simulation von 112 Gb/s PolMux QPSK Systemen durch Parallelisierung auf Graphikhardware", ITG-Workshop, Munich, Germany, June 2010.

  157. M. Westhäuser, C. Remmersmann, S. Pachnicke, B. Johansson, P. Krummrich, "Reduzierung von FBG-induzierten Gruppenlaufzeitschwankungen in 112 Gbit/s-Metronetzwerken mit Hilfe von generisch initialisierten Transversalfiltern", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2010.

  158. C. Remmersmann, M. Westhäuser, S. Pachnicke, G. Göger, G. Kerner, P. Krummrich, "Equalization of first and second order PMD in 100 GBit/s PolMux Transmission using Optical Butterfly FIR Filters", Optical Fiber Communication Conference (OFC 2010), San Diego, USA, March 2010.

  159. S. Pachnicke, "(Invited) Is impairment aware routing useful? Is it even solvable?", Workshop: Are all-optical networks manageable?, Optical Fiber Communication Conference (OFC 2010), San Diego, USA, March 2010.

  160. S. Pachnicke, M. Helf, P. Krummrich, "GPU-beschleunigte numerische Simulation faseroptischer Übertragungssysteme", ITG-Workshop, Berlin, Germany, November 2009.

  161. M. Westhäuser, C. Remmersmann, S. Pachnicke, P. Krummrich, "Entzerrung von CFBG-induzierten Gruppenlaufzeitschwankungen mit Hilfe von FIR-Filtern in 112 GBit/s-Metronetzen", ITG-Workshop, Berlin, Germany, November 2009.

  162. S. Pachnicke, N. Luck, G. Sahin, J. Müller, G. Reese, P. Krummrich, "Analysis of Static Versus Fully-Dynamic Routing in IP/GMPLS over WDM Optical Networks with Physical-Layer Impairment Constraints", European Conference on Optical Communication (ECOC 2009), Vienna, Austria, September 2009.

  163. S. Pachnicke, N. Luck, P. Krummrich, "Online Physical-Layer Impairment-Aware Routing with Quality of Transmission Constraints in Translucent Optical Networks", IEEE International Conference on Transparent Optical Networks (ICTON 2009), Ponta Delgada, Portugal, June 2009.

  164. S. Pachnicke, N. Luck, P. Krummrich, "Novel Physical-Layer Impairment-Aware Routing Algorithm for Translucent Optical Networks with 43 Gb/s and 107 Gb/s Channels", IEEE International Conference on Transparent Optical Networks (ICTON 2009), Ponta Delgada, Portugal, June 2009.

  165. C. Remmersmann, M. Westhäuser, S. Pachnicke, G. Goeger, G. Kerner, P. Krummrich, "Abschätzung der erforderlichen OSNR-Anhebung für kaskadierte optische Filter mit herstellungsbedingt stochastischen Eigenschaften", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2009.

  166. D. Teufer, S. Pachnicke, P. Krummrich, "Modellierung und Simulation optischer IIR-Filterstrukturen zur adaptiven Kompensation chromatischer Dispersion in ultrahochbitratigen optischen Übertragungssystemen", ITG-Conference "Photonic Networks", Leipzig, Germany, May 2009.

  167. S. Pachnicke, S. Özdür, H. Griesser, C. Fürst, P. Krummrich, "Quantisierungsempfindlichkeit von kohärentem 16-QAM OFDM mit 43 Gb/s und 107 Gb/s Kanaldatenrate", ITG-Workshop, Erlangen, Germany, March 2009.

  168. S. Pachnicke, P. Krummrich, "Constraint-Based Routing in Path-Protected Translucent Networks Considering Fiber Nonlinearities and Polarization Mode Dispersion", Proc. of Asia-Pacific Optical Communications Conference (APOC 2008), Hangzhou, China, October 2008.

  169. S. Pachnicke, P. Krummrich, "Reduction of the Required Number of Electrical Regenerators by Physical Layer Impairment Aware Regenerator Placement and Routing", European Conference on Optical Communication (ECOC 2008), Brussels, Belgium, September 2008.

  170. M. Westhäuser, C. Remmersmann, S. Pachnicke, P. Krummrich, "Multikanonische Verfahren zur Simulation der Gruppenlaufzeitschwankungen von Faser-Bragg-Gittern", ITG-Workshop, Kiel, Germany, June 2008.

  171. S. Pachnicke, T. Paschenda, P. Krummrich, "Vermittlung unter Berücksichtigung von Randbedingungen durch Polarisationsmodendispersion und Fasernichtlinearitäten in transparenten optischen Übertragungsnetzwerken", ITG-Conference "Photonic Networks", pp. 183-190, Leipzig, Germany, April 2008.

  172. S. Pachnicke, T. Paschenda, P. Krummrich, "Physical Impairment-Based Regenerator Placement and Routing in Translucent Optical Networks", Optical Fiber Communication Conference (OFC 2008), OWA2, San Diego, USA, February 2008.

  173. S. Pachnicke, T. Paschenda, P. Krummrich, "Physical impairment-based regenerator placement and routing", ITG-Workshop, Stuttgart, Germany, November 2007.

  174. S. Pachnicke, E. Gottwald, P. Krummrich, E. Voges, "Combined Impact of Raman and EDFA Transients on Long Haul Transmission System Performance", European Conference on Optical Communication (ECOC 2007), P074, Berlin, Germany, September 2007.

  175. P. Krummrich, S. Pachnicke, M. Windmann, "(Invited) Interface options for 100 GbE from a physical layer perspective", Optics East 2007, Boston, USA, September 2007.

  176. S. Pachnicke, E. Gottwald, P. Krummrich, E. Voges, "Heuristic Approximation of Transient Gain Dynamics due to Network Reconfiguration", OptoElectronics and Communications Conference (OECC 2007), pp.730-731, Yokohama, Japan, July 2007.

  177. S. Pachnicke, E. Gottwald, P. Krummrich, E. Voges, "Transientenverhalten gewinngeregelter EDFAs in der Weitverkehrsübertragung", ITG-Conference "Photonic Networks", pp. 115-122, Leipzig, Germany, May 2007.

  178. S. Pachnicke, M. Obholz, E. Voges, P. Krummrich, E. Gottwald, "Electronic EDFA Gain Control for the Suppression of Transient Gain Dynamics in Long-Haul Transmission Systems", Optical Fiber Communication Conference (OFC 2007), JWA15, Anaheim, USA, March 2007.

  179. S. Pachnicke, E. Gottwald, P. Krummrich, E. Voges, "Analyse von Transienten in Metro-Netzen mit Kanaldatenraten von 107 Gb/s ", ITG-Workshop, München, Germany, February 2007.

  180. S. Pachnicke, P. Krummrich, E. Voges, "Simulationsumgebung für Transienten in transparenten optischen Übertragungsnetzen", ITG-Workshop, Nürnberg, Germany, July 2006.

  181. S. Pachnicke, J. Reichert, E. Voges, "Impact of polarization mode dispersion and fiber nonlinearities on four-wave mixing efficiency", OptoElectronics and Communications Conference (OECC 2006), 5F2-2, Kaohsiung, Taiwan, July 2006.

  182. S. Pachnicke, J. Reichert, E. Voges, "Einfluss von PMD und Fasernichtlinearitäten auf die Effizienz der Vierwellenmischung", ITG-Conference "Photonic Networks", pp. 121-126, Leipzig, Germany, April 2006.

  183. S. Pachnicke, E. Voges, E. De Man, E. Gottwald, J. Reichert, "Experimental Investigation of XPM-Induced Birefringence in Mixed-Fiber Transparent Optical Networks", Optical Fiber Communication Conference (OFC 2006), JThB9, Anaheim, USA, March 2006.

  184. S. Pachnicke, E. Voges, E. De Man, E. Gottwald, J. Reichert, "Experimentelle Untersuchung von XPM-induzierter Doppelbrechung in transparenten optischen Netzen", ITG-Workshop, Berlin, Germany, November 2005.

  185. S. Pachnicke, J. Reichert, E. Voges, "Impact of PolXPM on Optical Transmission Systems with Arbitrary Dispersion Compensation", OptoElectronics and Communications Conference (OECC 2005), pp. 512-513, Seoul, South Korea, July 2005.

  186. S. Pachnicke, J. Reichert, E. Voges, "Einfluss von PolXPM auf optische Übertragungssysteme", ITG-Conference "Photonic Networks", pp. 205-210, Leipzig, Germany, May 2005.

  187. S. Pachnicke, T. Gravemann, E. Voges, "Bedingte Vermittlung aufgrund physikalischer Degradationseffekte", ITG-Workshop, Dortmund, Germany, February 2005.

  188. S. Pachnicke, E. De Man, S. Spälter, E. Voges, "Experimental Verification of Fast Analytical Models for Four-Wave Mixing (FWM)-Impaired Transparent Optical Networks", Asia-Pacific Optical Communications Conference (APOC 2004), pp. 423-432, Beijing, China, November 2004.

  189. S. Pachnicke, S. Spälter, E. Voges, "Fast analytical models for FWM-impaired mixed-fiber transparent optical networks", OptoElectronics and Communications Conference (OECC/COIN 2004), pp. 182-183, Yokohama, Japan, July 2004.

  190. S. Pachnicke, S. Spälter, E. Voges, "FWM-Degradation in transparenten optischen Netzen mit unterschiedlichen Modulationsformaten", ITG-Conference "Photonic Networks", pp. 203-210, Leipzig, Germany, May 2004.

  191. S. Pachnicke, N. Hecker-Denschlag, J. Reichert, S. Spälter, E. Voges, "Experimentelle Bestätigung analytischer XPM-Modellierung in gemischten Fasersystemen", ITG-Workshop, Backnang, Germany, November 2003.

  192. S. Pachnicke, E. Voges, "Analytical assessment of the Q-factor due to Cross-Phase Modulation (XPM)", OptoElectronics and Communications Conference (OECC 2003), pp. 542-543, Shanghai, China, October 2003.

  193. S. Pachnicke, E. Voges, "Analytical Assessment of the Q-factor due to cross-phase modulation (XPM) in multispan WDM transmission systems", Proc. of ITCOM (SPIE Vol. 5247), pp. 61-70, Orlando, USA, September 2003.

  194. M. Windmann, S. Pachnicke, E. Voges, "PHOTOSS: the simulation tool for optical transmission systems", Proc. of ITCOM (SPIE Vol. 5247), pp. 51-60, Orlando, USA, September 2003.

  195. S. Pachnicke, E. Voges, "Analytische Bewertungsregeln für die Kreuzphasenmodulation (XPM) in Vielkanal NRZ Systemen", ITG-Conference "Photonic Networks", pp. 183-190, Leipzig, Germany, May 2003.

  196. S. Pachnicke, J. Kissing, E. Voges, "Constraint-based routing due to physical impairments in transparent optical networks", Optical Fiber Communication Conference, Workshop SB: Workshop on Tolerant Transmission For All-Optical Networks, Optical Fiber Communication Conference (OFC 2003), Atlanta, USA, March 2003.

  197. S. Pachnicke, J. Kissing, E. Voges, "Analytische Q-Faktor Bestimmung aufgrund von stimulierter Raman Streuung (SRS)", ITG-Workshop "Modellierung photonischer Komponenten und Systeme", Berlin, Germany, January 2003.

  198. J. Kissing, S. Pachnicke, A. Steinkamp, E. Voges, "Geschaltete optische Netze mit bedingter Vermittlung aufgrund physikalischer Degradationseffekte", ITG-Conference "Photonic Networks", pp. 145-154, Leipzig, Germany, April 2002.