Dr.-Ing. Sebastian Stern

Publications

2022

Sebastian Stern, Cong Ling and Robert F.H. Fischer
Algorithms and Bounds for Complex and Quaternionic Lattices with Application to MIMO Transmission
IEEE Transactions on Information Theory (Early Access)

2021

Sebastian Stern and Robert F.H. Fischer
Non-Coherent Multi-User Massive MIMO Receivers with One-Bit Sigma-Delta Quantization
In Proceedings of 25th International ITG Workshop on Smart Antennas, November 2021
Daniel Rohweder, Sebastian Stern, Robert F.H. Fischer, Sergo Shavgulidze and Juergen Freudenberger
Four-Dimensional Hurwitz Signal Constellations, Set Partitioning, Detection, and Multilevel Coding
IEEE Transactions on Communications, Vol. 69, No. 8, August 2021
Sebastian Stern, Masoud Barakatain, Felix Frey, Johannes K. Fischer and Robert F.H. Fischer
Concatenated Non-Binary Coding with 4D Constellation Shaping for High-Throughput Fiber-Optic Communication
In Proceedings of OSA Advanced Photonics Congress/Signal Processing in Photonic Communications (SPPCom), July 2021

2020

Sebastian Stern, Masoud Barakatain, Felix Frey, Johannes Pfeiffer, Johannes K. Fischer, Robert F.H. Fischer
Coded Modulation for Four-Dimensional Signal Constellations with Concatenated Non-Binary Forward Error Correction
In Proceedings of 46th European Conference on Optical Communications (ECOC), Brussels, Belgium, December 2020
Felix Frey, Sebastian Stern, Johannes K. Fischer and Robert F. H. Fischer
Two-Stage Coded Modulation for Hurwitz Constellations in Fiber-Optical Communications
Journal of Lightwave Technology, vol. 38, no. 12, pp. 3135-3146, June 2020
Robert F. H. Fischer, Sebastian Stern, Johannes B. Huber
Multilevel Codes in Lattice-Reduction-Aided Decision-Feedback Equalization
In Proceedings of International Zurich Seminar on Information and Communication, Zurich, Switzerland, February 2020
Daniel Rohweder, Sebastian Stern, Robert F.H. Fischer, Sergo Shavgulidze and Juergen Freudenberger
Low-Complexity Detection for Multi-Dimensional Spatial Modulation Schemes
In Proceedings of 24th International ITG Workshop on Smart Antennas (WSA), Hamburg, Germany, February 2020

2019

Robert F. H. Fischer, Sebastian Stern and Johannes B. Huber
Lattice-Reduction-Aided and Integer-Forcing Equalization: Structures, Criteria, Factorization, and Coding
In Foundations and Trends® in Communications and Information Theory, Vol. 16, No. 1-2, pp. 1-155, December 2019
Felix Frey, Sebastian Stern, Robert Emmerich, Colja Schubert, Johannes K. Fischer and Robert F.H. Fischer
Coded Modulation Using a 512-ary Hurwitz-Integer Constellation
In Proceedings of 45th European Conference on Optical Communication (ECOC), Dublin, Ireland, September 2019
Daniel Rohweder, Sebastian Stern, Robert F.H. Fischer, Sergo Shavgulidze and Juergen Freudenberger
Low-Complexity Detection for Generalized Multistream Spatial Modulation
In Proceedings of 20th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Cannes, France, July 2019
Sebastian Stern, Daniel Rohweder, Jürgen Freudenberger and Robert F.H. Fischer
Binary Multilevel Coding over Eisenstein Integers for MIMO Broadcast Transmission
In Proceedings of 23rd International ITG Workshop on Smart Antennas (WSA), Vienna, Austria, April 2019
Sebastian Stern, Daniel Rohweder, Jürgen Freudenberger and Robert F.H. Fischer
Multilevel Coding over Eisenstein Integers with Ternary Codes
In Proceedings of 12th International ITG Conference on Systems, Communications and Coding (SCC), Rostock, Germany, February 2019
Sebastian Stern, Felix Frey, Johannes K. Fischer and Robert F.H. Fischer
Two-Stage Dimension-Wise Coded Modulation for Four-Dimensional Hurwitz-Integer Constellations
In Proceedings of 12th International ITG Conference on Systems, Communications and Coding (SCC), Rostock, Germany, February 2019

2018

Sebastian Stern and Robert F.H. Fischer
Quaternion-Valued Multi-User MIMO Transmission via Dual-Polarized Antennas and QLLL Reduction
In Proceedings of 25th International Conference on Telecommunications (ICT), Saint Malo, France, June 2018
George Yammine, Sebastian Stern and Robert F.H. Fischer
Precoding for MIMO Uplink Transmission Over EM-Lens-Based Correlated Channels
In Proceedings of 22nd International ITG Workshop on Smart Antennas (WSA), Bochum, Germany, March 2018
Robert F.H. Fischer, Johannes B. Huber, Sebastian Stern and Paulus M. Guter
Multilevel Codes in Lattice-Reduction-Aided Equalization
In Proceedings of International Zurich Seminar on Information and Communication, Zurich, Switzerland, February 2018

2017

Sebastian Stern and Robert F.H. Fischer
V-BLAST in Lattice Reduction and Integer Forcing
In Proceedings of IEEE International Symposium on Information Theory (ISIT), Aachen, Germany, June 2017
Sebastian Stern, Yeicatl Ramos Vazquez and Robert F.H. Fischer
Equalization and Precoding in Multi-User MIMO Relaying Systems and Their Diversity Bottleneck
In Proceedings of 21st International ITG Workshop on Smart Antennas (WSA), Berlin, Germany, March 2017
Sebastian Stern and Robert F.H. Fischer
Optimal Factorization in Lattice-Reduction-Aided and Integer-Forcing Equalization
In Proceedings of 11th International ITG Conference on Systems, Communications and Coding, Hamburg, Germany, February 2017

2016

Sven Puchinger, Sebastian Stern, Martin Bossert and Robert F.H. Fischer
Space-Time Codes Based on Rank-Metric Codes and Their Decoding
In Proceedings of 13th International Symposium on Wireless Communication Systems (ISWCS), Poznan, Poland, September 2016
Sebastian Stern and Robert F.H. Fischer
Advanced Factorization Strategies for Lattice-Reduction-Aided Preequalization
In Proceedings of IEEE International Symposium on Information Theory (ISIT), Barcelona, Spain, July 2016
Sebastian Stern and Robert F.H. Fischer
Joint Algebraic Coded Modulation and Lattice-Reduction-Aided Preequalisation
In Electronics Letters, Vol. 52, No. 7, pp. 523-525, 1st April 2016
Sebastian Stern and Robert F.H. Fischer
Lattice-Reduction-Aided Precoding for Coded Modulation over Algebraic Signal Constellations
In Proceedings of 20th International ITG Workshop on Smart Antennas (WSA), Munich, Germany, March 2016
Robert F.H. Fischer, Michael Cyran and Sebastian Stern
Factorization Approaches in Lattice-Reduction-Aided and Integer-Forcing Equalization
In Proceedings of International Zurich Seminar on Communications, Zurich, Switzerland, March 2016
Robert F.H. Fischer, Michael Cyran, Sebastian Stern and Johannes B. Huber
Modulo-Type Precoding for Networks
In Communications in Interference Limited Networks, pp. 31-52, Springer International Publishing, 2016

2015

Sebastian Stern and Robert F.H. Fischer
Lattice-Reduction-Aided Preequalization over Algebraic Signal Constellations
In Proceedings of 9th International Conference on Signal Processing and Communication Systems (ICSPCS), Cairns, Australia, December 2015
Sebastian Stern and Robert F.H. Fischer
Selection of the Coordination Strategy in the Network MIMO Downlink
In Proceedings of 19th International ITG Workshop on Smart Antennas (WSA), Ilmenau, Germany, March 2015
Sebastian Stern and Robert F.H. Fischer
Hierarchical Precoding for the Network MIMO Downlink
In Proceedings of 10th International ITG Conference on Systems, Communications and Coding (SCC), Hamburg, Germany, February 2015

2014

Sebastian Stern and Robert F.H. Fischer
OFDM vs. Single-Carrier Modulation: A New View on the PAR Behavior
In Proceedings of 18th International OFDM Workshop (InOWo), Essen, Germany, August 2014

2013

Florian Wäckerle, Sebastian Stern and Robert F.H. Fischer
Iterative Bit and Power Loading for Coherent Optical OFDM to Account for Fiber Nonlinearities
In Proceedings of European Conference and Exhibition on Optical Communication (ECOC), London, United Kingdom, September 2013
Sebastian Stern and Robert F.H. Fischer
Efficient Assessment of the Instantaneous Power Distributions of Pulse-Shaped Single- and Multi-Carrier Signals
In Proceedings of First International Black Sea Conference on Communications and Networking (BlackSeaCom), pp. 12-17, Batumi, Georgia, July 2013

Theses

Advanced Equalization and Coded-Modulation Strategies for Multiple-Input/Multiple-Output Systems
Dissertation, Institute of Communications Engineering, Ulm University, 2019
Vergleich des Spitzenwertverhaltens von Ein- und Mehrträgerverfahren
Master Thesis, Institute of Communications Engineering, Ulm University, 2012

Awards

VDE Award for Outstanding Master Thesis 2013
Vergleich des Spitzenwertverhaltens von Ein- und Mehrträgerverfahren

Praktikum Einführung in die Nachrichtentechnik, WS 2013/2014
Lab course Communications Engineering, SS 2014
Exercises Multiuser Communications and MIMO Systems, SS 2015
Übungen Signale und Systeme, WS 2015/2016
Exercises Multiuser Communications and MIMO Systems, SS 2016
Übungen Signale und Systeme, WS 2016/2017

Senior Researcher

Dr.-Ing. Sebastian Stern

Ulm University

Institute of Communications Engineering
Albert-Einstein-Allee 43

89081 Ulm

Germany

sebastian.stern(at)uni-ulm.de

Sebastian Stern

43.2.228

+49(0)731/50-31534

+49(0)731/50-31509

Dr.-Ing. Sebastian Stern

Publications

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

Theses

Awards

Teaching

Senior Researcher

Dr.-Ing. Sebastian Stern