• Efficient architectures for inner-/outer modems
• Non-binary LDPC codes
• Duo-binary Turbo codes
• 3D Turbo codes
• Turbo synchronization

A Mapping of Triangular Block Interleavers to DRAM for Optical Satellite Communication
L. Steiner, T. Lehnigk-Emden, M. Fehrenz, N. Wehn. IEEE Conference Design, Automation and Test in Europe (DATE), March, 2024, Valencia, Spain.

A 336 Gbit/s Full-Parallel Window Decoder for Spatially Coupled LDPC Codes
M. Herrmann, N. Wehn, M. Thalmaier, M. Fehrenz, T. Lehnigk-Emden, M. Alles. Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit), June, 2021, Porto, Portugal.

A 506 Gbit/s Polar Successive Cancellation List Decoder with CRC
C. Kestel, L. Johannsen, O. Griebel, J. Jimenez, T. Vogt, T. Lehnigk-Emden, N. Wehn. IEEE 31st PIMRC'20 - Workshop on Enabling Technologies for Terahertz Communications, September, 2020, virtual conference.

Polar Code Decoder Framework
T. Lehnigk-Emden, M. Alles, C. Kestel, N. Wehn. IEEE Conference Design, Automation and Test in Europe (DATE), March, 2019, Florence, Italy.

A new Architecture for High Throughput, Low Latency NB-LDPC Check Node Processing
P. Schläfer, V. Rybalkin, N. Wehn, M. Alles, T. Lehnigk-Emden, E. Boutillon. IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), August, 2015, Hong Kong, China.

Syndrome Based Check Node Processing of High Order NB-LDPC Decoders
P. Schläfer, N. Wehn, M. Alles, T. Lehnigk-Emden, E. Boutillon. IEEE International Conference on Telecommunications (ICT 2015), April, 2015, Sydney, Australia.
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Challenges and Limitations for Very High Throughput Decoder Architectures for Soft-Decoding
N. Wehn, S. Scholl, P. Schläfer, T. Lehnigk-Emden, M. Alles. Chapter 2 in: Chavet, C., Coussy, P. (Eds.): Advanced Hardware Design for Error Correcting Codes, Springer, January, 2015.
p. 7-31, ISBN: 978-3-319-10568-0
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Progress in Binary and Non-Binary Low Density Parity Check Codes
P. Schläfer, M. Alles, T. Lehnigk-Emden, N. Wehn. Invited Talk CCSDS Spring Meeting 2014, April, 2014, Noordwijk, Netherlands.

A New Dimension of Parallelism in Ultra High Throughput LDPC Decoding
P. Schläfer, M. Alles, T. Lehnigk-Emden, N. Wehn. IEEE Workshop on Signal Processing (SIPS'13), October, 2013, Taipei, Taiwan.

Simulation Acceleration in Wireless Baseband Processing
T. Lehnigk-Emden, M. Alles, T. Brack, N. Wehn. Processor and System-on-Chip Simulation, Springer, September, 2010.

Low-Complexity Iteration Control for MIMO-BICM Systems
C. Gimmler-Dumont, T. Lehnigk-Emden, N. Wehn. In Proc. IEEE 21 th International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 2010), September, 2010.
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Complexity Evaluation of Non-binary Galois Field LDPC Code Decoders
T. Lehnigk-Emden, N. Wehn. In Proc. 6th International symposium on turbo codes & iterative information processing, September, 2010, Brest, France.

3D Duo Binary Turbo Decoder Hardware Implementation
T. Lehnigk-Emden, M. Alles, N. Wehn. In Proc. ICT Mobile and Wireless Communications Summit (ICT-MobileSummit 2009), June, 2009, Santander, Spain.
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A Rapid Prototyping Environment for ASIP Validation in Wireless Systems
M. Alles, T. Lehnigk-Emden, C. Brehm, N. Wehn. In Proc. edaWorkshop09, pages 43 - 48, May, 2009, Dresden, Germany.
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Analysis of Iteration Control for Turbo Decoders in Turbo Synchronization Applications
T. Lehnigk-Emden, U. Wasenmüller, C. Gimmler-Dumont, N. Wehn. Advances in Radio Science, Volume 7, pages 139-144, September, 2008, Miltenberg, Germany.
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Enhanced Iteration Control for Ultra Low Power LDPC Decoding
T. Lehnigk-Emden, N. Wehn. In Proc. ICT Mobile and Wireless Communications Summit (ICT-MobileSummit 2008), June, 2008, Stockholm, Schweden.
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Energy Consumption of Channel Decoders for OFDM-based UWB Systems
T. Lehnigk-Emden, C. Brehm, T. Brack, N. Wehn, F. Berens, C. Derdiyok. In Proc. 2007 IEEE International Conference on Ultra-Wideband (ICUWB 2007), pages 447-452, September, 2007, Singapore, Singapore.
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Implementation Issues of Turbo Synchronization with Duo-Binary Turbo Decoding
M. Alles, T. Lehnigk-Emden, U. Wasenmüller, N. Wehn. Invited paper, In Proc. 18th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC) 2007, September, 2007, Athens, Greece.
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A Survey on LDPC Codes and Decoders for OFDM-based UWB Systems
T. Brack, M. Alles, T. Lehnigk-Emden, F. Kienle, N. Wehn, F. Berens, A. Rüegg. In Proc. IEEE Vehicular Technology Conference (VTC), pages 1549 - 1553 , April, 2007, Dublin, Ireland.
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Low Complexity LDPC Code Decoders for Next Generation Standards
T. Brack, M. Alles, T. Lehnigk-Emden, F. Kienle, N. Wehn, N. E. L'Insalata, F. Rossi, M. Rovini , L. Fanucci. In Proc. IEEE Conference Design, Automation and Test in Europe (DATE), April, 2007, Nice, France.
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Turbo-Codes vs. LDPC Codes (invited Talk)
F. Kienle, T. Lehnigk-Emden, T. Brack, M. Alles, T. Vogt, N. Wehn. Workshop on VLSI-Architectures for LDPC Decoders, October, 2006, Pisa, Italy.

Enhanced Channel Coding for OFDM-based UWB Systems
T. Brack, F. Kienle, T. Lehnigk-Emden, M. Alles, N. Wehn, F. Berens. In Proc. IEEE International Conference on Ultra-Wideband (ICUWB), pages 255-260, September, 2006, Waltham, USA.

Performance and Complexity Analysis of advanced Coding Schemes in the 4MORE Project
T. Lehnigk-Emden, T. Brack, M. Alles, N. Wehn, M. H. Hamon, P. Penard, R. Legouable, F. Berens. In Proc. 15th IST Mobile & Wireless Communications Summit, June, 2006, Myconos, Greece.
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Fast Convergence Algorithm for LDPC Codes
F. Kienle, T. Lehnigk-Emden, N. Wehn. In Proc. IEEE Vehicular Technology Conference (VTC), pages 2393-2397, May, 2006, Melbourne, Australia.