2023

  • D. N. Bailon, S. Shavgulidze and J. Freudenberger, "Read Reference Voltage Adaptation for NAND Flash Memories With Neural Networks Based on Sparse Histograms," in IEEE Access, vol. 11, pp. 56801-56811, 2023, doi: 10.1109/ACCESS.2023.3283445.
  • J. -P. Thiers and J. Freudenberger, "A Decoder for a Lightweight McEliece Cryptosystem Based on Concatenated Codes," in IEEE Consumer Electronics Magazine, vol. 12, no. 5, pp. 60-67, 1 Sept. 2023, doi: 10.1109/MCE.2022.3192126.
  • D. N. Bailon, S. Shavgulidze and J. Freudenberger, "Features for Read Reference Voltage Estimation in NAND Flash Memory," 2023 IEEE 13th International Conference on Consumer Electronics - Berlin (ICCE-Berlin), Berlin, Germany, 2023, pp. 88-93, doi: 10.1109/ICCE-Berlin58801.2023.10375586.
  • D. Nicolas Bailon, V. Kuehn, S. Shavgulidze and J. Freudenberger, "Estimating Mutual Information for Link Adaptation in Generalized Spatial Modulation Systems with Neural Networks," WSA & SCC 2023; 26th International ITG Workshop on Smart Antennas and 13th Conference on Systems, Communications, and Coding, Braunschweig, Germany, 2023, pp. 1-5.

 

2022

  • J. -P. Thiers and J. Freudenberger, "Code-Based Cryptography with Generalized Concatenated Codes for Restricted Error Values," in IEEE Open Journal of the Communications Society, 2022, doi: 10.1109/OJCOMS.2022.3206395.
  • V. Kühn, D. N. Bailon and J. Freudenberger, "Mutual Information Analysis for Generalized Spatial Modulation Systems with Multilevel Coding," in IEEE Open Journal of the Communications Society, 2022, doi: 10.1109/OJCOMS.2022.3193068.
  • D. Nicolas Bailon, M. Bossert, J. -P. Thiers and J. Freudenberger, "Concatenated codes based on the Plotkin construction and their soft-input decoding," in IEEE Transactions on Communications, doi: 10.1109/TCOMM.2022.3158329.
  • D. Nicolas Bailon,  J.-P. Thiers, J. Freudenberger: "Error Correction for TLC and QLC NAND Flash Memories Using Cell-Wise Encoding," Electronics 2022, 11, 1585. doi.org/10.3390/electronics11101585
  • N. Ugrelidze, S. Shavgulidze and J. Freudenberger, "Generalized Multistream Spatial Modulation Based on Frequency-Phase Modulated Signals," in IEEE Wireless Communications Letters, vol. 11, no. 4, pp. 786-790, April 2022, doi: 10.1109/LWC.2022.3144438.
  • D. N. Bailon, G. Taburet, S. Shavgulidze and J. Freudenberger, "Neural network aided reference voltage adaptation for NAND flash memory," 2022 IEEE 12th International Conference on Consumer Electronics (ICCE-Berlin), 2022, pp. 1-5, doi: 10.1109/ICCE-Berlin56473.2022.9937118.
  • D. N. Bailon, S. Shavgulidze and J. Freudenberger, "Cell-wise encoding and decoding for TLC flash memories," 2022 IEEE 12th International Conference on Consumer Electronics (ICCE-Berlin), 2022, pp. 1-6, doi: 10.1109/ICCE-Berlin56473.2022.9937136.
  • J. Thiers, J. Freudenberger: Decoding of Generalized Concatenated Codes Over the One-Lee Error Channel for the McEliece Cryptosystem, International Symposium on Information Theory (ISIT), Espoo, Finland, 2022

 

2021

  • D. Rohweder, S. Stern, R. F. H. Fischer, S. Shavgulidze and J. Freudenberger, "Four-Dimensional Hurwitz Signal Constellations, Set Partitioning, Detection, and Multilevel Coding," in IEEE Transactions on Communications, doi: 10.1109/TCOMM.2021.3083323.
  • J. Freudenberger, J.-P. Thiers: A New Class of Q-Ary Codes for the McEliece Cryptosystem. Cryptography, 2021, 5, no. 1: 11. doi.org/10.3390/cryptography5010011
  • J. Freudenberger, D. Nicolas Bailon, M. Safieh: Reduced Complexity Hard- and Soft input BCH Decoding with Applications in Concatenated Codes, IET Circuits, Devices & Systems, pp. 1-9, 2021, ietresearch.onlinelibrary.wiley.com/doi/10.1049/cds2.12026
  • M. Safieh, J. Freudenberger: Montgomery Reduction for Gaussian Integers. Cryptography, 2021, 5, 6. https://doi.org/10.3390/cryptography5010006
  • J.-P. Thiers, D. Nicolas Bailon, J. Freudenberger, J. Lu: Read Reference Calibration and Tracking for Non-Volatile Flash Memories. Electronics2021, 10, 2306. https://doi.org/10.3390/electronics10182306
  • S. Grimm, M. Kasemann, J. Freudenberger: AEC capability verification of varying loudspeaker-microphone configurations. In: Fortschritte der Akustik : DAGA 2021, 47. Jahrestagung für Akustik, 15.-18. August 2021, Wien, hybrid, Berlin: Deutsche Gesellschaft für Akustik e.V. (DEGA), pp. 1293-1296         
  • D. Nicolas Bailon, J. Freudenberger, V. Kühn: Constant-Weight Convolutional Codes for Index Modulation. WSA 2020; 25th International ITG Workshop on Smart Antennas, French Riviera, 2021
  • D. Nicolas Bailon, J. Freudenberger: List decoding for concatenated codes based on the Plotkin construction with BCH component codes. In: 11th International Symposium on Topics in Coding (ISTC), Montreal, QC, Canada, 2021, DOI 10.1109/ISTC49272.2021.9594194

 

2020

  • M. Safieh, J.-P. Thiers, J. Freudenberger: A Compact Coprocessor for the Elliptic Curve Point Multiplication over Gaussian Integers. Electronics, 9, 2050, 2020. https://doi.org/10.3390/electronics9122050
  • N. Ugrelidze, S. Shavgulidze, J. Freudenberger: Four-Dimensional Signal Constellations Based on Binary Frequency-Shift Keying and M-ary Amplitude-Phase-Shift Keying, in Journal of Computer and Communications, Vol. 8, pp. 170-180, 2020
  • J.-P. Thiers, M. Safieh, J. Freudenberger: Side Channel Attack Resistance of the Elliptic Curve Point Multiplication using Eisenstein Integers, IEEE 10th International Conference on Consumer Electronics (ICCE-Berlin), Nov., 2020
  • J.-P. Thiers, D. Nicolas Bailon, J. Freudenberger: Bit-Labeling and Page Capacities of TLC Non-Volatile Flash Memories, IEEE 10th International Conference on Consumer Electronics (ICCE-Berlin), Nov., 2020
  • D. Nicolas Bailon, J.-P. Thiers, J. Freudenberger: Soft-input decoding of concatenated codes based on the Plotkin construction and BCH component codes, IEEE 10th International Conference on Consumer Electronics (ICCE-Berlin), Nov., 2020
  • D. Rohweder, P. Oleschak, S. Shavgulidze, J. Freudenberger: Generalized Multistream Spatial Modulation Based on One Mannheim Error Correcting Codes and their Low-Complexity Detection, IEEE 10th International Conference on Consumer Electronics (ICCE-Berlin), Nov., 2020
  • M. Safieh, J. Thiers and J. Freudenberger, "Side Channel Attack Resistance of the Elliptic Curve Point Multiplication using Gaussian Integers," 2020 Zooming Innovation in Consumer Technologies Conference (ZINC), Novi Sad, Serbia, 2020, pp. 231-236, doi: 10.1109/ZINC50678.2020.9161769.
  • J. Thiers, M. Safieh and J. Freudenberger, "An Elliptic Curve Cryptographic Coprocessor for Resource-Constrained Systems with Arithmetic over Solinas Primes and Arbitrary Prime Fields," 2020 Zooming Innovation in Consumer Technologies Conference (ZINC), Novi Sad, Serbia, 2020, pp. 313-318, doi: 10.1109/ZINC50678.2020.9161807.
  • D. Rohweder, S. Shavgulidze and J. Freudenberger, "Codes over Gaussian Integers for Spatial Modulation," WSA 2020; 24th International ITG Workshop on Smart Antennas, Hamburg, Germany, 2020, pp. 1-6.
  • D. Rohweder, S. Stern, R. F. H. Fischer, S. Shavgulidze and J. Freudenberger, "Low-Complexity Detection for Multi-Dimensional Spatial Modulation Schemes," WSA 2020; 24th International ITG Workshop on Smart Antennas, Hamburg, Germany, 2020, pp. 1-6.
  • M. Safieh, D. N. Bailon and J. Freudenberger, "An Acceptance Criterion for Hybrid Algebraic and Soft-input Decoding," 2020 24th International Conference on Information Technology (IT), Zabljak, Montenegro, 2020, pp. 1-5, doi: 10.1109/IT48810.2020.9070575.
  • M. Safieh and J. Freudenberger, "Montgomery Modular Arithmetic over Gaussian Integers," 2020 24th International Conference on Information Technology (IT), Zabljak, Montenegro, 2020, pp. 1-4, doi: 10.1109/IT48810.2020.9070297.

 

2019

  • M. Safieh and J. Freudenberger, “Efficient VLSI architecture for the Parallel Dictionary LZW data compression algorithm” in IET Circuits, Devices & Systems, available online, 10.1049/iet-cds.2018.5017, 2019
  • M. Safieh and J. Freudenberger, "Pipelined decoder for the limited context order Burrows–Wheeler transformation," in IET Circuits, Devices & Systems, vol. 13, no. 1, pp. 31-38, 1 2019. doi: 10.1049/iet-cds.2017.0496
  • M. Rajab, S. Shavgulidze and J. Freudenberger, "Soft-input bit-flipping decoding of generalised concatenated codes for application in non-volatile flash memories," in IET Communications, vol. 13, no. 4, pp. 460-467, 5 3 2019. doi: 10.1049/iet-com.2018.5534
  • M. Rajab, J. Thiers and J. Freudenberger, "Read Threshold Calibration for Non-Volatile Flash Memories," 2019 IEEE 9th International Conference on Consumer Electronics (ICCE-Berlin), Berlin, Germany, 2019, pp. 109-113, doi: 10.1109/ICCE-Berlin47944.2019.8966181.
  • J. Freudenberger, D. Rohweder and S. Shavgulidze, "Low-complexity Detection for Spatial Modulation," SCC 2019; 12th International ITG Conference on Systems, Communications and Coding, Rostock, Germany, 2019, pp. 1-5. doi: 10.30420/454862053
  • M. Safieh, J. Thiers and J. Freudenberger, "Area Efficient Coprocessor for the Elliptic Curve Point Multiplication," SCC 2019; 12th International ITG Conference on Systems, Communications and Coding, Rostock, Germany, 2019, pp. 1-6. doi: 10.30420/454862032
  • S. Stern, D. Rohweder, J. Freudenberger and R. F. H. Fischer, "Multilevel Coding over Eisenstein Integers with Ternary Codes," SCC 2019; 12th International ITG Conference on Systems, Communications and Coding, Rostock, Germany, 2019, pp. 1-6.
    doi: 10.30420/454862005
  • J. Freudenberger, M. Rajab and S. Shavgulidze, "A Low-Complexity Three-Error-Correcting BCH Decoder with Applications in Concatenated Codes," SCC 2019; 12th International ITG Conference on Systems, Communications and Coding, Rostock, Germany, 2019, pp. 1-5.
    doi: 10.30420/454862002
  • S. Stern, D. Rohweder, J. Freudenberger and R. F. H. Fischer, “Binary Multilevel Coding over Eisenstein Integers for MIMO Broadcast Transmission”, 23rd International ITG Workshop on Smart Antennas, Vienna, Austria, 2019
  • D. Rohweder, S. Stern, R. F. H. Fischer, S. Shavgulidze, J. Freudenberger "Low-Complexity Detection for Generalized Multistream Spatial Modulation”,IEEE 20th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC),Cannes, France, 2019
  • M. Safieh, J. Freudenberger, “Address space partitioning for the parallel dictionary LZW data compression algorithm”, 16th Canadian Workshop on Information Theory (CWIT), Hamilton, Ontario, Canada

 

2018

  • Malek Safieh  and  Jürgen Freudenberger , Pipelined Decoder for the Limited Context Order Burrows-Wheeler-Transformation, IET Circuits, Devices & Systems, PP(7), 1751-8598, April 2018, DOI: 10.1049/iet-cds.2017.0496
  • Jürgen Freudenberger, Mohammed Rajab and Sergo Shavgulidze, A Source and Channel Coding Approach for Improving Flash Memory Endurance, in IEEE Transactions on Very Large Scale Integration (VLSI) Systems, vol. 26, no. 5, pp. 981-990, May 2018, doi: 10.1109/TVLSI.2018.2797078
  • Jens Spinner, Daniel  Rohweder, Jürgen Freudenberger, Soft input decoder for high-rate generalised concatenated codes, IET Circuits, Devices & Systems, 2018, DOI: 10.1049/iet-cds.2017.0347
  • Jürgen Freudenberger, Mohammed Rajab, Daniel  Rohweder, Malek Safieh: A Codec Architecture for the Compression of Short Data Blocks. Journal of Circuits, Systems, and Computers 27(2): 1-17 (2018)
  • Jürgen Freudenberger, Daniel  Rohweder, Sergo Shavgulidze: Generalized Multistream Spatial Modulation With Signal Constellations Based on Hurwitz Integers and Low-Complexity Detection. IEEE Wireless Commun. Letters 7(3): 412-415 (2018)
  • Daniel  Rohweder, Jürgen Freudenberger, Sergo Shavgulidze: Low-Density Parity-Check Codes over Finite Gaussian Integer Fields. ISIT 2018: 481-485
  • Jürgen Freudenberger, Mohammed Rajab, Sergo Shavgulidze: A soft-Input Bit-Flipping Decoder for Generalized Concatenated Codes. ISIT 2018: 1301-1305
  • Simon Grimm and Jürgen Freudenberger, A Directivity Based Reference for the Multichannel Wiener Filter, In Jahrestagung für Akustik (DAGA), München, Mär. 2018.
  • Simon Grimm and Jürgen Freudenberger, Wind noise reduction for a closely spaced microphone array in a car environment, EURASIP Journal on Audio, Speech, and Music Processing, 2018 https://doi.org/10.1186/s13636-018-0130-z

 

2017

  • Jürgen Freudenberger, Mohammed Rajab, and Sergo Shavgulidze. A channel and source coding approach for the binary asymmetric channel with applications to MLC flash memories. In 11th International ITG Conference on Systems, Communications and Coding (SCC), Hamburg, pages 1–4, Feb. 2017.
  • Simon Grimm, Jürgen Freudenberger, and Harald Schnepp. Microphone diversity based wind noise reduction in a car environment using MEMS arrays. In Jahrestagung für Akustik (DAGA), Kiel, pages 1473–1476, Feb. 2017.
  • Simon Grimm and Jürgen Freudenberger. Background noise simulation in cars based on multiple input – multiple output equalization. In Jahrestagung für Akustik (DAGA), Kiel, pages 299–302, Feb. 2017.
  • Jens Spinner  and Jürgen Freudenberger, A decoder with soft decoding capability for high-rate generalized concatenated codes with applications in non-volatile flash memories, 30th Symposium on Integrated Circuits and Systems Design (SBCCI), Fortaleza, 2017, pp. 185-190.

 

2016

  • Jürgen Freudenbergerand Mohammed Rajab. Chase decoding for quantized reliability information with applications to flash memories. In 3nd BW-CAR Symp. on Information and Communication Systems (SInCom), November 2016.
  • Tobis Ahrens, Mohammed Rajab, and Jürgen Freudenberger. Compression of short data blocks to improve the reliability of non-volatile flash memories. In Int. Conf. on Information and Digital Technologies (IDT), pages 1–4, July 2016.[ DOI ]
  • Jens Spinner, Mohammed Rajab, and Jürgen Freudenberger. Construction of high-rate generalized concatenated codes for applications in non-volatile flash memories. In IEEE 8th Int. Memory Workshop (IMW), pages 1–4, May 2016.[ DOI ]
  • Jürgen Freudenberger and Sergo Shavgulidze. Signal constellations based on Eisenstein integers for generalized spatial modulation. IEEE Communications Letters, PP(99):1–1, Nov 2016.[ DOI ]
  • Jens Spinner, Jürgen Freudenberger, and Sergo Shavgulidze. A soft input decoding algorithm for generalized concatenated codes. IEEE Transactions on Communications, 64(9):3585–3595, Sept 2016.[ DOI ]
  • Simon Grimm, Toby Christian Lawin-Ore, Simon Doclo, and Jürgen Freudenberger. Phase reference for the generalized multichannel Wiener filter. EURASIP Journal on Advances in Signal Processing, pages 1–10, 2016.[ DOI ]
  • Simon Grimm and Jürgen Freudenberger. Hybrid volterra and hammerstein modelling of nonlinear acoustic systems. In Jahrestagung für Akustik (DAGA), Aachen, 2016.
  • Jürgen Freudenberger and Simon Grimm. Frequency-dependent speaker detection using a microphone array. In Jahrestagung für Akustik (DAGA), Aachen, 2016.

 

2015

  • Jens Spinner and Jürgen Freudenberger. Soft input decoding of generalized concatenated codes using a stack decoding algorithm. In 2nd BW-CAR Symp. on Information and Communication Systems (SInCom), November 2015.
  • Jürgen Freudenberger and Sergo Shavgulidze. New four-dimensional signal constellations from Lipschitz integers for transmission over the Gaussian channel. IEEE Transactions on Communications, 2015.[ DOI | http ]
  • Jürgen Freudenberger, Alexander Beck, and Mohammed Rajab. A data compression scheme for reliable data storage in non-volatile memories. 5th IEEE Int. Conf. on Consumer Electronics, 2015.
  • Jürgen Freudenberger and Sergo Shavgulidze. New signal constellations for coding over Lipschitz integers. In Proc. 10th Int. ITG Conf. on Systems, Communications and Coding 2015 (SCC'2015), pages 1–6, 2015.
  • Simon Grimm and Jürgen Freudenberger. A phase reference for a multichannel Wiener filter by a delay and sum beamformer. In Jahrestagung für Akustik (DAGA), Nürnberg, 2015.
  • Jürgen Freudenberger, Thomas Wegmann, and Jens Spinner. An efficient hardware implementation of sequential stack decoding of binary block codes. 5th IEEE Int. Conf. on Consumer Electronics, 2015.
  • Jens Spinner and Jürgen Freudenberger. Datenrettung für die Speicherkarte – Fehlerkorrekturverfahren für Flash-Speicher. horizonte, 45:18–20, 2015.[ .pdf  ]
  • Jens Spinner and Jürgen Freudenberger. Decoder architecture for generalized concatenated codes. IET Circuits, Devices & Systems, 9(5):328–335, 2015.[ DOI ]

 

2014

  • Jens Spinner and Jürgen Freudenberger. Eine effiziente Dekoderarchitektur für verallgemeinert verkettete Codes. MPC-Workshop Künzelsau, 52:27–31, June 2014.[ .pdf ]
  • Jürgen Freudenberger, Jens Spinner, and Sergo Shavgulidze. Set partitioning of Gaussian integer constellations and its application to two-dimensional interleaving. IET Communications, 8(8):1336–1346, May 2014.
  • Jürgen Freudenberger, Jens Spinner, and Sergo Shavgulidze. Set partitioning of Gaussian integer constellations and its application to two-dimensional interleaver design. In Int. Conf. on Communication and Signal Processing (CSP), 2014.
  • Jürgen Freudenberger, Jens Spinner, and Sergo Shavgulidze. Generalized concatenated codes for correcting two-dimensional clusters of errors and independent errors. In Int. Conf. on Communication and Signal Processing (CSP), 2014.
  • Toby Christian Lawin-Ore, Sebastian Stenzel, Jürgen Freudenberger, and Simon Doclo. Generalized multichannel Wiener filter for spatially distributed microphones. In 11th ITG Symp. Speech Communication, Erlangen, 2014.
  • T. C. Lawin-Ore, Sebastian Stenzel, Jürgen Freudenberger, and S. Doclo. Alternative formulation and robustness analysis of the multichannel Wiener filter for spatially distributed microphones. In Int. Workshop on Acoustic Signal Enhancement (IWAENC), Antibes, France, 2014.
  • Sebastian Stenzel. Multichannel Signal Processing for Spatially Distributed Microphones. Shaker, 2014.[ http ]
  • Jens Spinner and Jürgen Freudenberger. Design and implementation of a pipelined decoder for generalized concatenated codes. In 27th Symp. on Integrated Circuits and Systems Design (SBCCI), Aracaju, Brazil, pages 1–6, 2014.[ DOI | http ]
  • Jens Spinner, Jürgen Freudenberger, and Sergo Shavgulidze. Sequential decoding of binary block codes based on supercode trellises. In 1. Baden-Württemberg Center of Applied Research Symp. on Information and Communication Systems, 2014.[ http ]
  • Sebastian Stenzel and Jürgen Freudenberger. A minimum variance beamformer for spatially distributed microphones using a soft reference selection. In 4th Joint Workshop on Hands-free Speech Communication and Microphone Arrays (HSCMA 2014), pages 127–131, 2014.
  • Sebastian Stenzel and Jürgen Freudenberger. Time-frequency dependent multichannel voice activity detection. In 11th ITG Symp. Speech Communication, Erlangen, 2014.

 

2013

  • Jürgen Freudenberger, Farhad Ghaboussi, and Sergo Shavgulidze. New coding techniques for codes over Gaussian integers. IEEE Transactions On Communications, 61(8):3114–3124, August 2013.[ http ]
  • Jürgen Freudenberger and Jens Spinner. A configurable Bose-Chaudhuri-Hocquenghem codec architecture for flash controller applications. Journal of Circuits, Systems, and Computers, 2013.[ DOI | http  ]
  • Jens Spinner, Jürgen Freudenberger, Christoph Baumhof, and Axel Mehnert. A BCH decoding architecture with mixed parallelization degrees for flash controller applications. In 26 th IEEE Int. SoC Conf. (SOCC), 2013.
  • Sebastian Stenzel, Toby Christian Lawin-Ore, Jürgen Freudenberger, and Simon Doclo. A multichannel wiener filter with partial equalization for distributed microphones. In IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, Mohonk Mountain House, New Paltz, NY, 2013.
  • Jürgen Freudenberger, Farhad Ghaboussi, and Sergo Shavgulidze. Set partitioning and multilevel coding for codes over Gaussian integer rings. In 9th Int. ITG Conf. on Systems, Communications and Coding (SCC), Munich, Germany, 2013.[ http]

 

2012

  • Jürgen Freudenberger and Uwe Kaiser. Symbol-by-symbol APP decoding based on supercode decoding. In Int. Zurich Seminar on Communications, February 2012.[ http ]
  • Jürgen Freudenberger and Michael Müller. Codebook-based bandwidth extension with side-information. In 38. Jahrestagung für Akustik in Darmstadt (DAGA),, 2012.
  • Jürgen Freudenberger and Jens Spinner. Mixed serial/parallel hardware implementation of the Berlekamp-Massey algorithm for BCH decoding in flash controller applications. 2012.[ http ]
  • Jürgen Freudenberger and Sebastian Stenzel. Blind matched filtering for speech recording in uncorrelated noise. In Proceedings of Int. Workshop on Acoustic Signal Enhancement (IWAENC 2012), pages 1–4, 2012.[ http]
  • Jürgen Freudenberger and Sebastian Stenzel. Suppression of engine noise harmonics using cascaded LMS filters. In ITG Fachtagung Sprachkommunikation, Braunschweig, Germany, 2012.[ http ]
  • Jürgen Freudenberger, Uwe Kaiser, and Jens Spinner. Concatenated code constructions for error correction in non-volatile memories. Int. Symp. on Signals, Systems and Electronics, 2012.[ http ]
  • Jens Spinner and Jürgen Freudenberger. Hardware-entwurf einer flexiblen fehlerkorrektureinheit für flashspeicher. 48. MPC-Workshop, Aalen, 2012.[ http ]
  • Jens Spinner and Jürgen Freudenberger. Semi-automatic source code generation for the hardware- implementation of a parallelizable and configurable error correction unit. In 8th Conf. on Ph.D. Research in Microelectronics & Electronics, Aachen, 2012.[ http  ]
  • Jens Spinner and Jürgen Freudenberger. Generierung von codecomponenten für BCH encodierer. In 47. MPC-Workshop, Offenburg,, 2012.[ http ]
  • Sebastian Stenzel and Jürgen Freudenberger. On the speech distortion weighted multichannel Wiener filter for diffuse noise. In ITG Fachtagung Sprachkommunikation, Braunschweig, Germany, 2012.[ http ]
  • Sebastian Stenzel and Jürgen Freudenberger. Blind matched filtering for speech enhancement with distributed microphones. Journal of Electrical and Computer Engineering, 2012.[ http ]

 

2011

  • Jürgen Freudenberger and Farhad Ghaboussi. Sub-optimum soft-input decoding of OMEC codes. In The Third Int. Castle Meeting on Coding Theory and Applications, 2011.
  • A Hardware-in-the-Loop Testing Approach for In-car Communication Systems. Digital Signal Processing Workshop for In-Vehicle Systems, 2011.
  • Jürgen Freudenberger and Sebastian Stenzel. Time-frequency dependent voice activity detection based on a simple threshold test. IEEE Workshop on Statistical Signal Processing (SSP), Nice, 2011.[ http ]
  • Eric Böhmler, Jürgen Freudenberger, and Sebastian Stenzel. Combined echo and noise reduction for distributed microphone. Third Joint Workshop on Hands-free Speech Communication and Microphone Arrays (HSCMA), Edinburgh, 2011.[ http ]
  • Sebastian Stenzel, Eric Böhmler, and Jürgen Freudenberger. A teleconference system with distributed microphones. , 37. Jahrestagung für Akustik in Düsseldorf (DAGA), 2011.
  • Jürgen Freudenberger and Sebastian Stenzel. Time-frequency masking for convolutive and noisy mixtures. Third Joint Workshop on Hands-free Speech Communication and Microphone Arrays (HSCMA), Edinburgh, 2011.[ http ]

 

2010

  • Eric Böhmler, Jürgen Freudenberger, and Michael Müller. A comparison of SBC and G.722 speech codecs for bluetooth wideband speech transmission. In 9. ITG-Fachtagung Sprachkommunikation, 2010.
  • Eric Böhmler, Jürgen Freudenberger, and Michael Müller. Performance evaluation of AMR wideband speech transmission for hands-free car kits. In Proc. Eur. Signal Processing Conf. (EUSIPCO-2010), Aalborg, 2010.
  • Eric Böhmler, Jürgen Freudenberger, and Michael Müller. Wideband-sprachübertragung für freisprechsysteme im fahrzeug. horizonte, (36), 2010.
  • Jürgen Freudenberger and Stefan Hermanutz. A DSP system for hardware-in-the-loop testing of hands-free car kits. In 4th European DSP Education and Research Conf. (EDERC2010), pages 23–27, 2010.
  • Jürgen Freudenberger and Sebastian Stenzel. Innenraumkommunikation – ein hörgerät fürs auto. horizonte, (35), 2010.
  • Farhad Ghaboussi and Jürgen Freudenberger. Codes over Gaussian integer rings. In 18th Telecommunications Forum (TELFOR), pages 662–665, 2010.
  • Jürgen Freudenberger, Sebastian Stenzel, and Benjamin Venditti. Microphone diversity combining for in-car applications. EURASIP Journal on Advances in Signal Processing, 2010. Article ID 509541, 13 pages.[ DOI | http ]
  • Sebastian Stenzel and Jürgen Freudenberger. A diversity preprocessor for the multichannel Wiener filter. In 9. ITG-Fachtagung Sprachkommunikation, 2010.

 

2009

  • Jürgen Freudenberger, Sebastian Stenzel, and Benjamin Venditti. Spectral combining for microphone diversity systems. In Proc. Eur. Signal Processing Conf. (EUSIPCO-2009), Glasgow, pages 854–858, 2009.
  • Jürgen Freudenberger, Sebastian Stenzel, and Benjamin Venditti. A noise PSD and cross-PSD estimation for two-microphone speech enhancement systems. In Statistical Signal Processing, 2009. SSP '09. IEEE/SP 15th Workshop on, pages 709–712, 2009.[ DOI ]
  • Jürgen Freudenberger. Wideband bluetooth speech transmission for hands-free car kits. In The 5th Int. Wireless Communications and Mobile Computing Conf. (IWCMC), Leipzig, Germany, 2009.
  • Jürgen Freudenberger. Bandwidth extension for mixed asynchronous synchronous speech transmission. In The 8th WSEAS Int. Conf. on Signal Processing, Robotics and Automation (ISPRA), Cambridge, England, 2009.
  • Jürgen Freudenberger, Sebastian Stenzel, and Benjamin Venditti. An FLMS based two-microphone speech enhancement system for in-car applications. In Statistical Signal Processing, 2009. SSP '09. IEEE/SP 15th Workshop on, pages 705–708, 2009.[ DOI ]

 

2008

  • Jürgen Freudenberger and Johannes Pittermann. Noise and feedback suppression for in-car communication systems. In ITG Fachtagung Sprachkommunikation, Aachen, Germany, 2008.
  • Jürgen Freudenberger, Johannes Pittermann, and Sebastian Stenzel. Ein Signalverarbeitungssystem zur Verbesserung der Kommunikation zwischen Fahrzeuginsassen. In MPC-Workshop, Konstanz, Germany, pages 13–18, 2008.[ http ]

 

2007

  • Jürgen Freudenberger. New exponential bounds for the threshold test and decision feedback. In Int. Symp. on Information Theory (ISIT2007), Nice, France, 2007.
  • A. Neubauer, Jürgen Freudenberger, and V. Kühn. Coding Theory: Algorithms, Architectures and Applications. Wiley & Sons, 2007.
  • Jürgen Freudenberger and Johannes Apell. Ein DSP-system zur echtzeitsimulation der fahrzeugakustik. In MPC-Workshop, Ulm, Germany, pages 19–22, 2007.

 

2006

  • Jürgen Freudenberger and S. Shavgulidze. A repeat request strategy based on sliding window decoding of convolutional codes. IEEE Transactions on Information Theory, pages 2224–2230, May 2006.
  • Jürgen Freudenberger and V. Zyablov. On the complexity of suboptimal decoding for list and decision feedback schemes. Journal on Discrete Applied Mathematics, pages 294–304, February 2006.
  • G. Lathoud, J. Bourgeois, and Jürgen Freudenberger. Sector-based detection for hands-free speech enhancement in cars. EURASIP Journal on Applied in Signal Processing, 2006. Article ID 20683, 15 pages.[ DOI | http ]

 

2005

  • Jürgen Freudenberger and K. Linhard. A two-microphone diversity system and its application for hands-free car kits. In European Conf. on Speech Communication and Technology (INTERSPEECH), Lisbon, 2005.
  • J. Bourgeois, Jürgen Freudenberger, and G. Lathoud. Implicit control of noise canceller for speech enhancement. In European Conf. on Speech Communication and Technology (INTERSPEECH), Lisbon, 2005.
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