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  PhD theses [ top ]  
       
  Fangning Hu, Analog Codes for Analysis of Iterative Decoding and Impulse Noise Correction  
    Shaker Aachen, 2009, PhD defense: Aug. 2008.  
       
  Neele von Deetzen, Modern Coding Schemes for Unequal Error Protection  
    Shaker, Aachen, 2009, defense: Jan. 2009.  
       
  Khaled Shawky Hassan, Unequal Error Protection Adaptive Mod- ulation in Multicarrier Systems  
    Shaker, Aachen, 2011, defense: Nov. 2010.  
       
  Apirath Limmanee, Network Coding and Wireless Physical-layer Secret-key Generation: From Unequal Erasure Protection (UEP) to Unequal Security Protection (USP)  
    Sept. 2011.  
       
  Humberto Beltrão Neto, Analysis and Design of Modern Coding Schemes for Unequal Error Protection and Joint Source-Channel Coding  
    Shaker, Aachen, 2012, defense: July 2012.  
       
  Khodr Saaifan, Advanced Detection Schemes of Digital Signals in Impulse Noise  
    Shaker, Aachen, 2015, defense: Jan. 2015.  
       
  Abdul Wakeel, Peak-to-Average Ratio Reduction for MIMO and Multi-user OFDM systems  
    Jan. 2016.  
       
  Vladimir Burstein, Powerline Transmission System for Underwater Sensor Networks  
    May 2017.  
       
  Dawit Nigatu, The DNA from a Communications and Information Theoretic Perspective  
    Feb. 2018.  
       
  Oana Alexandra Graur, Quantization and LDPC-based Key Reconciliation for Physical Layer Security  
    Oct. 2021.  
       
  Nazia Sarwat Islam, LDPC Codes Incorporating Source, Noise, and Channel Memory  
    March 2022.  
       
  Werner Henkel, Zur Decodierung algebraischer Blockcodes über komplexen Alphabeten  
    VDI Fortschrittsberichte, Vol. 10, No. 109, 1989.  
       
 
   
  Full papers [ top ]  
       
  Bestimmung der Linearität von A/D-Umsetzern  
    Elektronik 15, July 27, 1984.  
       
  Einfluß der Apertur bei der Abtastung kontinuierlicher Signale  
    Elektronik 24, Nov. 30, 1984.  
       
  Auflösungssteigerung in Umsetzerschaltungen  
    Elektronik 2, Jan. 24, 1986.  
       
  Multiple Error Correction with Analog Codes  
    AAECC-6, Rome and Springer Lecture Notes in Computer Science 357, 1989, pp. 239-249.  
       
  Another Description of the Berlekamp-Massey Algorithm  
    IEE Proc. Part I, Vol. 136, No. 3, June 1989.  
       
  Zur Decodierung algebraischer Blockcodes über komplexen Alphabeten  
    VDI-Verlag, Düsseldorf, 1989. (Ph.D. thesis)  
       
  An Extension of the Levinson-Durbin Algorithm for the Inversion of Toeplitz Matrices  
    AEÜ, Vol. 44, No. 5, 1990, pp. 429-431.  
       
  An Extended Berlekamp-Massey Algorithm for the Inversion of Toeplitz Matrices  
    IEEE Trans. on Comm., Vol. 40, No. 10, Oct. 1992, pp. 1557-1561.  
       
  Phase-invariant Coded Phase Shift Keying Using Reed-Muller Codes  
    AEÜ, Vol. 46, No. 3, 1992, pp. 125-130.  
       
  Probability of Frame Synchronization Failure for Binary and Complex-valued Sequences  
    IEE Proc. Part I, Vol. 139, No. 1, Feb. 1992, pp. 29-35.  
       
  Conditions for 90°-phase Invariant Block-coded QAM  
    IEEE Trans. on Comm., Vol. 41, No. 4, April 1993, pp. 524-527.  
       
  Combined Coding, Modulation, Carrier, and Frame Synchronization on the Basis of Time-variant Coded 8/4-PSK  
    IC DPSC, Loughborough, England, Sept. 2-6, 1991.  
       
  Measures to Counteract the Influence of Phase Instabilities on Coded-Modulation Systems  
    ICDSC, Copenhagen, May 1992.  
       
  90°-Rotationally Invariant Multilevel Convolutionally Encoded QAM  
    ETT, Vol. 4, No. 2, March/April 1993, pp. 25-31. (Coauthor: Michael Koch)  
       
  A Semi-Algebraic Construction to Achieve Rotationally Invariant Coded QAM on the Basis of Multilevel Convolutional Codes  
    IEEE Intern. Symp. on Information Theory (ISIT 1993), San Antonio, Texas, USA, Jan. 17-22, 1993.  
       
  A Simple Multilevel Block-Coding Scheme with π/4-QPSK Properties,  
    ETT, Vol. 4, No. 5, Sept.-Oct. 1993, pp. 489-494. (Coauthor: Manfred Litzenburger)  
       
  A Modified Trellis-Shaping without Doubling of the Symbol Alphabet  
    Sixth Joint Swedish-Russian International Workshop on Information Theory, Mölle, Sweden, Aug. 22-27, 1993.  
       
  A New Filling Procedure to Reduce the Delay of Burst-Error Correcting Array Codes  
    Electronics Letters, March 17, 1994, Vol. 30, No. 6, pp. 465-466. (Coauthor: Hong Y. Chung; in extended form also as AT&T-internal memorandum)  
       
  Statistische Modellierung breitbandig gemessener Impulsstörungen auf Ortskabeln  
    FTZ, Technischer Bericht, FZ 442 TB 78, May 1994. (Coauthor: Thomas Keßler)

Note: The parameters s1and s2 in Eqn. (17) and in Table 4 need to be divided by 10.24E6
 
       
  Statistical Description and Modeling of Impulsive Noise on the German Telephone Network  
    Electronics Letters June 9, 1994, Vol. 30, No. 12, pp. 935-936. (Coauthor: Thomas Keßler)  
       
  Statistische Beschreibung und Modellierung von Impulsstörungen auf Ortskabeln (mit Vorführung)  
    ITG-Fachtagung Codierung für Quelle, Kanal und Übertragung, Munich, Oct. 26-28, 1994. (Coauthor: Thomas Keßler)  
       
  Trellis-Shaping zur Reduzierung der spektralen Erweiterung bei Nichtlinearitäten  
    ITG-Fachtagung Codierung für Quelle, Kanal und Übertragung, Munich, Oct. 26-28, 1994. (Coauthor: Jörg Hofmann)  
       
  A Wideband Impulsive Noise Survey in the German Telephone Network: Statistical Description and Modeling  
    AEÜ, Nov. 1994, Vol. 48, No. 6, pp. 277-288. (Coauthor: Thomas Keßler)

Note: In Eqn. (16), gi has to be increased by 10 dB (e.g., 90 instead of 80, 177 instead of 167). The parameters s1and s2 in Eqn. (12) and in table 3 need to be divided by 10.24E6
 
       
  Coded 64-CAP ADSL in an Impulse-Noise Environment -- Modeling of Impulse Noise and First Simulation Results  
    IEEE JSAC, Vol. 13, No. 9, Dec. 1995, pp. 1611-1621. (Coauthors: Thomas Keßler, Hong Y. Chung; also as AT&T-internal memorandum)

Note: In Eqn. (6), 80 should be replaced by 90 and 167 by 177. The parameters s1and s2 in Eqn. (5) need to be divided by 10.24E6
 
       
  A Wide-Band Impulse-Noise Survey on Subscriber Lines and Inter-Office Trunks -- Modeling and Simulation --  
    Fourth Communication Theory Mini-Conference (Globecom) '95, Singapore, Nov. 13-17, 1995, pp. 82-86. (Coauthors: Thomas Keßler, Hong Y. Chung)  
       
  Coded 64-CAP ADSL in an Impulse-Noise Environment -- Simulation Results --  
    Globecom '95, Singapore, Nov. 13-17, 1995, Vol. 1/3, pp. 168-172. (Coauthor: Hong Chung)  
       
    Generator-Modell zur Simulation von Impulsstörungen auf Ortskabeln  
    Kleinheubacher Tagung, Oct. 2-6, 1995, pp. 343-348. (Coauthor: Thomas Keßler) -

Note: The parameters s1and s2 in Eqn. (3) need to be divided by 10.24E6
 
       
    Trellis-Shaping for Reducing the Peak-Average Ratio of Multitone Signals  
    Workshop on Fundamental Structures of Information, 6th Benelux-Japan Workshop on Coding and Information Theory, Essen, Aug. 21-23, 1996. (Coauthor: Björn Wagner)  
       
    Trellis-Shaping zur Reduktion des Spitzen/Mittelwert-Verhältnisses bei DMT / OFDM  
    OFDM-Fachgespräch in Braunschweig, Sept. 10-11, 1996. (Coauthor: Björn Wagner)  
       
  Trellis-Shaping for Reducing the Peak-to-Average Ratio of Multi-Tone Signals  
    IEEE Intern. Symp. on Information Theory, Ulm, June 29 - July 4, 1997. (Coauthor: Björn Wagner)  
       
    Ein Adaptionsalgorithmus zur Einstellung des Zeitbereichsvorentzerrers bei DMT (Discrete Multitone)  
    2. OFDM-Fachgespräch, Braunschweig, Sept. 16-17, 1997.  
       
  Simulation of ADSL over ISDN on German Subscriber Lines  
    IEEE Communications Letters, Vol. 1, No. 5, Sept. 1997. (Coauthor: Thomas Keßler)  
       
  ADSL über ISDN-Basisanschlüsse  
    ITG-Fachtagung `Zukunft der Kommunikationskabelnetze', Köln, Dec. 4, 1997. (Coauthor: Thomas Keßler)  
       
  From POTS to VDSL - Technical Aspects of a Reasonable Migration Strategy  
    ISSLS (International Symposium on Services and Local Access, Venedig, March 22-27, 1998. (Coauthors: Günther Komp, Thomas Keßler, Mathias Friese)  
       
  A Simplified Impulse-Noise Model for the xDSL Test Environment  
    BAC'99 Broadband Access Conference, Krakau, Poland, Oct. 11-13, 1999. (Coauthor: Thomas Keßler)  
       
    Peak-to-Average Ratio Reduction with Analog Codes  
    4. OFDM-Fachgespräch and 1st International OFDM-Workshop, Hamburg, Sept. 21-22, 1999.  
       
  Analog Codes for Peak-to-Average Ratio Reduction  
    3rd ITG Conference Source and Channel Coding, Munich, Jan. 17-19, 2000.  
       
  MIMO Systems in the Subscriber-Line Network  
    5th International OFDM Workshop 2000, Hamburg, Germany, September 12-13, 2000. (Coauthor: Georg Tauböck)  
       
  Another Application for Trellis Shaping: PAR Reduction for DMT (OFDM)  
    IEEE Transactions on Communications, Vol. 48, No. 9, Sept. 2000, pp. 1471-1476. (Coauthor: Björn Wagner)
Color version with correction in Eq. (2), unpublished appendix
 
       
  Maximizing the Channel Capacity of Multicarrier Transmission by Suitable Adaptation of the Time-Domain Equalizer  
    IEEE Transactions on Communications, Vol. 48, No. 12, Dec. 2000. (Coauthor: Thomas Keßler)  
       
    An Extension to Tellado's PAR Reduction Method for Multitone Transmission  
    to be resubmitted (Coauthor: Valentin Zrno)  
       
  Impulse Generation with Appropriate Amplitude, Length, Inter-arrival, and Spectral Characteristics  
    IEEE JSAC, Vol. 20, No. 6, June 2002, pp. 901-912. (Coauthors: Iain Mann, Steve McLaughlin, Rob Kirkby, Thomas Kessler)  
       
  PAR Reduction Revisited: An Extension to Tellado's Method  
    6th International OFDM-Workshop, Hamburg, Sept. 18-19, 2001. (Coauthor: Valentin Zrno)  
       
  Verbesserung der xDSL-Performance durch das Kabeldesign  
    8. ITG-Fachtagung Kommunikationskabelnetze, Köln, Dec. 13-14, 2001. (Coauthors: Tomas Nordström, Werner Lenger)  
       
  Lexikon der Wirtschaftsinformatik  
    Editor Peter Mertens, entry 'Asymmetrical Digital Subscriber Line', Springer 2001, 4th ed., pp. 50-51.  
       
  The Cyclic Prefix of OFDM/DMT - An Analysis  
    proc. IEEE 2002 International Zürich Seminar on Broadband Communications, Feb. 19-21, ETH Zürich, Switzerland, pp. 22-1 - 22-3. (Coauthors: Per Ödling, Per Ola Börjesson, Goerg Tauböck, Niklas Petersson, Albin Johansson)  
       
  Sorting Bits into RS Symbols According to their Reliability  
    IEEE Intern. Symp. on Information Theory (ISIT 2002), Lausanne, June 30 - July 5, 2002. (Coauthors: Tomas Nordström, Jossy Sayir), one-page abstract & presentation, corrected axis labeling in Fig. 1 of the abstract  
       
  Cable Measurements Supporting xDSL Technologies  
    e&i, Vol. 119, No. 2, Feb. 2002, pp. 37-43. (Coauthors: Thomas Magesacher, Tomas Nordström, Georg Tauböck)  
       
    On the Capacity of the Copper Cable Channel Using the Common Mode  
    Globecom 2002. (Coauthors: Thomas Magesacher, Per Ödling, Per Ola Börjesson, Tomas Nordström, Sven Haar, Roland Zukunft)  
       
  Twisted Pair Transmission -- Ever Increasing Performances on Ancient Telephone Wires  
    Editorial IEEE J-SAC, Vol. 20, No. 6, June 2002, pp. 877-880. (Coauthors: Sedat Ölçer, Krista Jacobsen, Burton Saltzberg)  
       
  A Pipelined Turbo Decoder with Random Convolutional Interleaver  
    to be resubmitted (Coauthors: Laith Jusif, Jossy Sayir)  
       
  Iterative Least-Squares Decoding of Analog Product Codes  
    Mini-Workshop on Topics in Information Theory, Essen, Germany, September 12-13, 2002. (Coauthors: Marzia Mura, Laura Cottatellucci)  
       
  Iterative Least-Squares Decoding of Analog Product Codes  
    IEEE Intern. Symp. on Information Theory (ISIT 2003), Yokohama, June 29 - July 4, 2003. (Coauthors: Marzia Mura, Laura Cottatellucci)  
       
  Partial Transmit Sequences and Trellis Shaping  
    5th International ITG Conference on Source and Channel Coding (SCC), Erlangen, January 14-16, 2004. (Coauthor: Vimtakhul Azis)  
       
  The Analytic Treatment of the Error Probability due to Clipping - a Solved Problem?  
    Intern. Symp. on Information Theory and its Applications (ISITA 2004), Parma, Italy, October 10-13, 2004. (Coauthors: Vimtakhul Azis, Steffen Trautmann)  
       
  Tone Reservation and Trellis Partial Transmit Sequences  
    OFDM-Workshop 2004, Dresden, September 15-16, 2004. (Coauthors: Steffen Trautmann, Valentin Zrno, Prashant Aggarwal)  
       
  W. Henkel and F. Hu, "OFDM and Analog RS/BCH Codes,"  
    OFDM-Workshop 2005, Hamburg, Aug. 31 - Sept. 1, 2005.  
       
  F. Hu and W. Henkel, "Turbo-like iterative least-squares decoding of analogue codes,"  
    Electronics Letters, Vol. 41, No. 22, pp. 1233-1234, Oct. 27, 2005. Original - errors in printed version!  
       
  W. Henkel and N. von Deetzen, "Path Pruning for Unequal Error Protection Turbo Codes,"  
    2006 International Zurich Seminar on Communications, Zurich, February 22-24, 2006.  
       
  F.Hu and W. Henkel, "A Geometric Description of the Iterative Least-Squares Decoding of Analog Block Codes,"  
    4th International Symposium on Turbo Codes & Related Topics in connection with the 6th International ITG-Conference on Source and Channel Coding, Munich, April 4-7, 2006.  
       
  L. Sassatelli, W. Henkel, and D. Declercq, "Check-Irregular LDPC Codes for Unequal Error Protection under Iterative Decoding,"  
    4th International Symposium on Turbo Codes & Related Topics in connection with the 6th International ITG-Conference on Source and Channel Coding, Munich, April 4-7, 2006. Poster  
       
  N. von Deetzen and W. Henkel, "Decoder Scheduling of Hybrid Turbo Codes,"  
    2006 IEEE International Symposium on Information Theory (ISIT 2006), Seattle, Washington, USA, July 9-14, 2006.  
       
  W. Henkel and K. Hassan, "OFDM (DMT) Bit and Power Loading for Unequal Error Protection,"  
    OFDM-Workshop 2006, Hamburg, Aug. 30 - 31, 2006. (corrected version!) Presentation  
       
  W. Henkel, N. von Deetzen, K. Hassan, L. Sassatelli, D. Declercq, "Some UEP Concepts in Coding and Physical Transport,"  
    2007 IEEE Sarnoff Symposium, Princeton, NJ, USA, Apr. 30 - May 2, 2007.  
       
  K. Hassan, W. Henkel, "UEP with Eigen Beamforming for Partial Channel Information MIMO-OFDM,"  
    2007 IEEE Sarnoff Symposium, Princeton, NJ, USA, Apr. 30 - May 2, 2007.  
       
  N. von Deetzen and S. Sandberg, "Design of Unequal Error Protection LDPC Codes for Higher Order Constellations,"  
    IEEE International Conference on Communications (ICC 2007), Glasgow, Scottland, UK, June 24-28, 2007.  
       
  F. Hu and W. Henkel, "An Analysis of the Sum-Product Decoding of Analog Compound Codes,"  
    2007 IEEE International Symposium on Information Theory (ISIT 2007), Nice, France, June 24-29, 2007.  
       
  K. Hassan and W. Henkel, "UEP MIMO-OFDM with Beamforming-Combining for Imperfect Channel Information,"  
    OFDM-Workshop 2007, Hamburg, Aug. 29 - 30, 2007. (corrected version!) Presentation  
       
  N. von Deetzen and W. Henkel, "On Code Design for Unequal Error Protection Multilevel Coding,"  
    7th ITG Conference on Source and Channel Coding 2008 (SCC'08), Ulm, Germany, January 14-16, 2008.  
       
  N. von Deetzen and W. Henkel, "Unequal Error Protection Multilevel Codes and Hierarchical Modulation for Multimedia Transmission,"  
    International Symposium on Information Theory 2008 (ISIT 2008), Toronto, Canada, July 6-11, 2008.  
       
  K. Hassan and W. Henkel, "UEP with Adaptive Multilevel Embedded Modulation for MIMO-OFDM Systems,"  
    OFDM-Workshop 2008, Hamburg, Aug. 27 - 28, 2008.  
       
  A. Limmanee and W. Henkel, "UEP Network Coding for Scalable Data,"  
    5th International Symposium on Turbo Codes & Related Topics 2008, Lausanne, Switzerland, September 1-5, 2008.  
       
  S. Sandberg and N. von Deetzen, "Design of Bandwidth-Efficient Unequal Error Protection LDPC Codes,"  
    IEEE Transactions on Communications, Vol. 58, No. 3, pp. 802-811, March 2010.  
       
  N. von Deetzen and S. Sandberg, "On the UEP Capabilities of Several LDPC Construction Algorithms,"  
    IEEE Transactions on Communications, Vol. 58, No. 11, pp. 3041-3046, November 2010.  
       
  K. Hassan, W. Henkel, and G. Sidhu, "Multiuser MIMO-OFDMA with Different QoS Using a Prioritized Channel Adaptive Technique,"  
    ICC 2009, 2nd International Workshop on Multiple Access Communications, Dresden, Germany, June 14-18, 2009.  
       
  K. Hassan and W. Henkel, "Prioritized Multi-layer Transmission for MIMO-OFDM Multiuser Broadcast Channel,"  
    14th International OFDM Workshop 2009, Hamburg, Germany, September 2-3, 2009.  
       
  W. Henkel. F. Hu, I. Kodrasi, "Inherent Time-Frequency Coding in OFDM and ISI Correction without a Cyclic Prefix,"  
    14th International OFDM Workshop 2009, Hamburg, Germany, September 2-3, 2009.  
       
  A. Limmanee and W. Henkel, "Ascending-Bid Auction for Unequal-Erasure-Protected Network Coding,"  
    2009 IEEE Information Theory Workshop (ITW 2009), Taormina, Italy, October 11-16, 2009.  
       
  A. Limmanee and W. Henkel, "A Cooperative Scheme for Shaping Degree Distribution of LT-Coded Symbols in Network Coding Multicast,"  
    8th International ITG Conference on Source and Channel Coding, Siegen, Germany, January 18-21, 2010.  
       
  H. Beltrao and W. Henkel, "Relation between Global and Local EXIT Charts in Hybrid Turbo Codes,"  
    8th International ITG Conference on Source and Channel Coding, Siegen, Germany, January 18-21, 2010.  
       
  W. Henkel and O. Graur, "Impulse Noise Cancellation based on the Common-Mode Signal,"  
    2010 IEEE Sarnoff Symposium, Princeton, NJ, USA, Apr. 12-14, 2010.  
       
  K. Hassan and W. Henkel, "Fast Prioritized Bit-loading and Subcarriers Allocation for Multicarrier Systems,"  
    2010 IEEE 71st Vehicular Technology Conference (VTC2010), Taipei, Taiwan, May 16-19, 2010.  
       
  W. Henkel, K. Hassan, N. von Deetzen, S. Sandberg, L. Sassatelli, and D. Declercq, "UEP Concepts in Modulation and Coding,"  
    Hindawi, Advances in Multimedia, Vol. 2010, Article ID 416797, 14 pages, 2010. doi:10.1155/2010/416797.  
       
  A. Wakeel, D. Kronmueller, W. Henkel, H. Beltrao Neto, "Leaking Interleavers for UEP Turbo Codes,"  
    6th International Symposium on Turbo Codes & Iterative Information Processing, Brest, France, September 6-10, 2010.  
       
  W. Henkel, "RS Codes, OFDM, and MIMO,"  
    15th International OFDM Workshop 2010, Hamburg, Germany, September 1-2, 2010.  
       
  O. Graur and W. Henkel, "Impulse-Noise Cancellation Utilizing the Common-Mode Signal to Improve the Bit-Error Ratio in DSL Systems,"  
    15th International OFDM Workshop 2010, Hamburg, Germany, September 1-2, 2010.  
       
  K. Hassan and W. Henkel, "Prioritized Multiuser Transmission Using Virtual Diagonalization and Weighted Sum-MSE,"  
    15th International OFDM Workshop 2010, Hamburg, Germany, September 1-2, 2010.  
       
  A. Limmanee and W. Henkel, "Secure Physical-layer Key Generation Protocol and Key Encoding in Wireless Communications,"  
    IEEE Globecom 2010 Workshop on Heterogeneous, Multi-hop Wireless and Mobile Networks, Miami, Florida, December 6-10, 2010.  
       
  K. Saaifan and W. Henkel, "Lattice Signal Sets to Combat Pulsed Interference from Aeronautical Signals,"  
    IEEE International Conference on Communications ICC 2011, June 5-9, 2011, Kyoto, Japan.  
       
  H. Rohling (Ed.), W. Henkel, O. Graur et al., OFDM - Concepts for Future Communication Systems,  
    Springer, 2011, ISBN:978-3-642-17495-7.  
       
 
F. Hu, W. Henkel, and M. Zhao, "Analog Codes for Gross Error Correction in Signal Transmission,"  
    2011 International Conference on Intelligent Information Processing (ICIIP 2011), Xiamen, China, July 8-11, 2011.  
       
  K. Hassan, A. Filip, and W. Henkel, "Dynamic User Scheduling in Non-Orthogonal Multiuser MIMO-OFDM,"  
    16th International OFDM Workshop 2011, Hamburg, Germany, Aug. 31-Sept. 1, 2011.  
       
  K.A. Saaifan and W. Henkel, "Pulsed Interference Cancellation Based on Unused Spatial Dimensions and Lattice Signal Sets,"  
    16th International OFDM Workshop 2011, Hamburg, Germany, Aug. 31-Sept. 1, 2011.  
       
  O. Graur and W. Henkel, "Error Localization in DSL Systems based on the Common-Mode,"  
    16th International OFDM Workshop 2011, Hamburg, Germany, Aug. 31-Sept. 1, 2011.  
       
  H.V. Beltrao Neto, W. Henkel, and V.C. da Rocha Jr., "Multi-Edge Type Unequal Error Protecting Low-Density Parity-Check Codes,"  
    IEEE Information Theory Workshop (ITW 2011), Paraty, Brazil, October 16-20, 2011.  
       
  H.V. Beltrao Neto, W. Henkel, and V.C. da Rocha Jr., "Multi-Edge Framework for Unequal Error Protecting LT Codes,"  
    IEEE Information Theory Workshop (ITW 2011), Paraty, Brazil, October 16-20, 2011.  
       
  K. Saaifan and W. Henkel, "A Linear Piecewise Suboptimum Detector for Signals in Class-A Noise,"  
    International Symposium on Wireless Communication Systems (ISWCS 2011), Aachen, Germany, November 6-9, 2011.  
       
  J. Etesami, F. Hu, and W. Henkel, " LCD Codes and Iterative Decoding by Projections, a First Step Towards an Intuitive Description of Iterative Decoding,"  
    IEEE Globecom 2011, Houston, TX, December 5-9, 2011.  
       
  K. Saaifan and W. Henkel, "A Spatial Diversity Reception of Binary Signal Transmission over Rayleigh Fading Channels with Correlated Impulse Noise,,"  
    International Conference on Telecommunications, (ICT 2012), Jounieh, Lebanon, April 23-25, 2012.  
       
  O. Graur and W. Henkel, "Improved Error Localization in DSL Systems Based on the Common Mode,"  
    IEEE International Conference on Communications (ICC 2012), Ottawa, Canada, June 10-15, 2012.  
       
  J. Etesami and W. Henkel, "LDPC Code Construction for Wireless Physical-Layer Key Reconciliation,"  
    First IEEE International Conference on Communications in China (ICCC 12), Beijing, China, Aug. 15-18, 2012.  
       
  A. Wakeel, W. Henkel, and M. Taseska, "Peak-to-Average Ratio Reduction with Tone Reservation in Multi-User and MIMO OFDM,"  
    First IEEE International Conference on Communications in China (ICCC 12), Beijing, China, Aug. 15-18, 2012.  
       
  K. Hassan, A. Filip, and W. Henkel, "Adaptive Multiuser MIMO-OFDM QoS-Based Scheduler Using Virtual Channel State Information,"  
    First IEEE International Conference on Communications in China (ICCC 12), Beijing, China, Aug. 15-18, 2012.  
       
  K. Hassan, K. Saaifan, and W. Henkel, "Prioritized Adaptive Modulation for MIMO-OFDM Using Pre-Ordered SIC,"  
    2012 IEEE 76th Vehicular Technology Conference (VTC2012-Fall), Québec City, Canada, Sept. 3-6, 2012.  
       
  K. Saaifan, K. Hassan, and W. Henkel, "Efficient Nonlinear Detector of Binary Signals in Rayleigh Fading and Impulsive Interference,"  
    2012 IEEE 76th Vehicular Technology Conference (VTC2012-Fall), Québec City, Canada, Sept. 3-6, 2012.  
       
  K. Saaifan and W. Henkel, "A Receiver Design for MIMO Systems over Rayleigh Fading Channels with Correlated Impulse Noise,"  
    IEEE Globecom 2012, Anaheim, CA, USA, Dec. 3-7, 2012.  
       
  H. Beltrao and W. Henkel, "Multi-edge Optimization of Low-Density Parity-Check Codes for Joint Source-Channel Coding"  
    9th International ITG Conference on Source and Channel Coding (SCC), Munich, January 21-24, 2013.  
       
  A. Filip and W. Henkel, "Hierarchical Modulation to Support Low-Density Parity-Check Code Design?"  
    9th International ITG Conference on Source and Channel Coding (SCC), Munich, January 21-24, 2013.  
       
  A. Filip, R. Mehmood, J. Wallace, and W. Henkel, "Physical-Layer Key Generation Supported by RECAP Antenna Structures"  
    9th International ITG Conference on Source and Channel Coding (SCC), Munich, January 21-24, 2013.  
       
  K. Saaifan and W. Henkel, "Decision Boundary Evaluation of Optimum and Suboptimum Detectors in Class-A Interference,"  
    IEEE Trans. on Communications, Vol. 61, No. 1, pp. 197-205, Jan. 2013  
       
  K. Saaifan and W. Henkel, "A Nonlinear Diversity Combiner of Binary Signals in the Presence of Impulsive Interference"  
    IEEE ICC 2013, CT, Budapest, Hungary, June 9-13, 2013.  
       
  A. Wakeel, W. Henkel, and F. Gao, "Effect of the Threshold Offset on the Performance of UEP LDPC Codes,"  
    2nd IEEE International Conference on Communications in China (ICCC 13 - CIT), Xi'an, China, Aug. 12-14, 2013.  
       
  D. Nigatu, A. Mahmood, and W. Henkel, "The Empirical Codon Mutation Matrix as a Communication Channel,"  
    BMC Bioinformatics, Vol. 15, No. 80, 2014.  
       
  A. Filip, R. Mehmood, J. Wallace, and W. Henkel, "Variable Guard Band Construction to Support Key Reconciliation,"  
    IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2014), Florence, Italy, 2014.  
       
  A. Wakeel and W. Henkel, "Least-Squares Iterative PAR Reduction for Point-to-Point Large-Scale MIMO-OFDM Systems,"  
    IEEE International Conference on Communications, ICC 2014, Sydney, Australia, 2014.  
       
  A. Mahmood, N. Islam, D. Nigatu, and W. Henkel, "DNA Inspired Bi-directional Lempel-Ziv-like Compression Algorithms,"  
    2014 8th International Symposium on Turbo Codes and Iterative Information Processing (ISTC), Bremen, 2014.  
       
  H. B. Neto and W. Henkel, "Information Shortening for Joint Source-Channel Coding Schemes Based on Low-Density Parity-Check Codes,"  
    2014 8th International Symposium on Turbo Codes and Iterative Information Processing (ISTC), Bremen, 2014.  
       
  O. Graur and W. Henkel, "Steps towards Decentralized Deterministic Network Coding,"  
    Second International Conference on Artificial Intelligence, Modelling and Simulation (AIMS2014), Madrid, Spain, 2014.  
       
  O. Graur and W. Henkel, "Towards Deterministic Network Coding in Hierarchical Networks,"  
    Second International Conference on Artificial Intelligence, Modelling and Simulation (AIMS2014), Madrid, Spain, 2014.  
       
  D. Nigatu, W. Henkel, P. Sobetzko, and G. Muskhelishvili, "Relating Digital Information, Thermodynamic Stability, and Classes of Functional Genes in E. coli,"  
    IEEE GlobalSIP14-Workshop on Genomic Signal Processing and Statistics 2014, Atlanta, Georgia, USA, 2014.  
       
  A. Wakeel and W. Henkel, "Least-Squares Iterative Peak-to-Average Ratio Reduction for MIMO-OFDM Systems,"  
    IEEE Globecom 2014 - Wireless Communications Symposium, Austin, TX, USA, 2014.  
       
  O. Graur, W. Henkel, N. Islam, and A. Filip, "Quantization Aspects in LDPC Key Reconciliation for Physical Layer Security,"  
    10th International ITG Conference on Systems, Communications, and Coding (SCC 2015), Hamburg, 2015.  
       
  V. Burstein and W. Henkel, "Channel Characterization for Underwater Broadband PLC Sensor Networks,"  
    IEEE International Symposium on Power Line Communications and its Application (ISPLC), Austin, TX, USA, 2015.  
       
  N. Islam, O. Graur, A. Filip, and W. Henkel, "LDPC Code Design Aspects for Physical-Layer Key Reconciliation,"  
    IEEE International Global Communications Conference (Globecom), San Diego, California, 2015.  
       
  R. Mehmood, R. Sharma, J. Wallace, O. Graur, N. Islam, A. Filip, and W. Henkel, Physical-Layer Key Generation and Reconciliation,  
    Utschick, Wolfgang (Ed.), Springer, Communications in Interference Limited Networks, 2016, pp. 393-430, ISBN: 978-3-319-22440-4.  
       
  O. Graur, N. Islam, A. Filip, and W. Henkel, "Quantization and LLR Computation for Physical Layer Security,"  
    International Zurich Seminar on Communications (IZS 2016), Zurich, 2016.  
       
  D. Nigatu, W. Henkel, P. Sobetzko, and G. Muskhelishvili, "Relationship between Digital Information and Thermodynamic Stability in Bacterial Genomes,"  
    EURASIP Journal on Bioinformatics and Systems Biology, Vol. 4, 2016.  
       
  W. Henkel, H. Beltrao, and A. Ramamoorthy; D. Declercq (Ed.), M. Fossorier (Ed.), "Rate-Compatible LDPC and Turbo Codes for Link Adaptivity and Unequal Error Protection,"  
    Elsevier Academic Press Library in Mobile and Wireless Communications: Channel Coding: Theory, Algorithms, and Applications, 2016.  
       
  A. Wakeel and W. Henkel, "Multi-Edge-Type LDPC Code Concatenated with Trellis Shaping for PAR Reduction,"  
    International Symposium on Turbo Codes & Iterative Information Processing (ISTC), Brest, France, 2016.  
       
  V. Burstein and W. Henkel, "Underwater Broadband DC-PLC Sensor Networks,"  
    Tenth Workshop on Power Line Communications (WSPLC), Paris, France, 2016.  
       
  O. Graur, N. Islam, and W. Henkel, "Quantization for Physical Layer Security,"  
    IEEE Global Communications Conference (GLOBECOM), Workshop on Trusted Communications with Physical Layer Security, Washington DC, 2016.  
       
  V. Burstein and W. Henkel, "Time-Domain Equalization in Broadband DC-PLC Sensor Networks,"  
    11th International ITG Conference on Systems, Communications and Coding, Hamburg, 2017.  
       
  D. Nigatu and W. Henkel, "Prediction of Essential Genes Based on Machine Learning and Information Theoretic Features,"  
    8th International Conference on Bioinformatics Models, Methods and Algorithms, Porto, 2017.  
       
  W. Henkel, G. Muskhelishvili, D. Nigatu, and P. Sobetzko, The DNA from a Coding Perspective,  
    Bossert, Martin (Ed.), Springer Lecture Notes in Bioengineering: Information- and Communication Theory in Molecular Biology, 2017, ISBN: 978-3-319-54729-9, 978-3-319-54728-2.  
       
  W. Henkel, O. Graur, K. Saaifan, and U. Pagel, "Impulse Noise Cancellation Using a Reference Pair,"  
    11th Workshop on Power Line Communications (WSPLC 2017), Prague, 2017.  
       
  W. Henkel, O. Graur, and U. Pagel, "Wireline Physical-Layer Key Generation,"  
    11th Workshop on Power Line Communications (WSPLC 2017), Prague, 2017.  
       
  M. Yousef, D. Nigatu, D. Levy, J. Allmer, and W. Henkel, "Categorization of Species based on their MicroRNAs Employing Sequence Motifs, Information-Theoretic Sequence Feature Extraction, and k-mers,"  
    EURASIP Journal on Advances in Signal Processing, 2017.  
       
  K. Saaifan, N. Islam, and W. Henkel, "Lattice Coding for MIMO Systems in Impulse Noise,"  
    The 9th International Congress on Ultra Modern Telecommunications and Control Systems (ICUMT), Munich, 2017. >> Best paper award <<  
       
  D. Nigatu, P. Sobetzko, M. Yousef, and W. Henkel, "Sequence-based Information-theoretic Features for Gene Essentiality Prediction,"  
    BMC Bioinformatics, Vol. 18, No. 473, 2017.  
       
  V. Burstein and W. Henkel, "Linear Predictive Coding for Sonar Data,"  
    5th IEEE Global Conference on Signal and Information Processing (GlobalSIP), Montreal, Canada, 2017.  
       
  K. Saaifan and W. Henkel, "Measurements and Modeling of Impulse Noise at the 2.4 GHz Wireless LAN Band,"  
    5th IEEE Global Conference on Signal and Information Processing (GlobalSIP), Montreal, Canada, 2017.  
       
  K. Saaifan, A. Elshahed, and W. Henkel, "Cancellation of Distance Measuring Equipment Interference for Aeronautical Communications,"  
    IEEE Transactions on Aerospace and Electronic Systems, Vol. 53, No. 6, pp. 3104-3114, 2017.  
       
  D. Nigatu and W. Henkel, Computational Identification of Essential Genes in Prokaryotes and Eukaryotes,  
    Peixoto, Nathalia; Silveira, Margarida; Al, Hesham; Maciel, Carlos; van den Broek, Egon (Ed.), Biomedical Engineering Systems and Technologies: 881, pp. 227-247, Springer, Cham, 2018, ISBN: 978-3-319-94806-5, 978-3-319-94805-8.  
       
  D. Nigatu and W. Henkel, "Multilevel capacities for the codon mutation channel,"  
    10th International Symposium on Turbo Codes & Iterative Information Processing (ISTC 18), Hong Kong, 2018.  
       
  N. Islam and W. Henkel, "Information Forwarding in LDPC Decoding for Markov Sources,"  
    10th International Symposium on Turbo Codes & Iterative Information Processing (ISTC 18), Hong Kong, 2018.  
       
  W. Henkel, O. Graur, N. Islam, U. Pagel, N. Manak, and O. Can, "Reciprocity for Physical Layer Security with Wireless FDD and in Wireline Communications,"  
    IEEE Global Communications Conference (GLOBECOM), Workshop TCPLS - Trusted Communications with Physical Layer Security, Abu Dhabi, 2018.  
       
  W. Henkel, N. S. Islam, and M. A. Leghari, "Joint Equalization and LDPC Decoding,"  
    The 11th International Congress on Ultra Modern Telecommunications and Control Systems (ICUMT), Dublin, Ireland, 2019.  
       
  W. Henkel, A. M. Turjman, H. K. H. Qanadilo, and U. Pagel, "Common Randomness for Physical-Layer Key Generation in Powerline Transmission ,"  
    13th Workshop on Power Line Communications (WSPLC 2019), Hammamet, Tunesia, 2019.  
       
  A. Wakeel, W. Henkel, and M.Y. Umair, "LS Algorithm for PAR Reduction in OFDM Based Massive MIMO Broadcast Systems,"  
    IEEE International Symposium on Signal Processing and Information Technology (ISSPIT), Ajman, United Arab Emirates, 2019.  
       
  W. Henkel, A. Turjman, H. Y. Kim, and H. Qanadilo, "Common Randomness for Physical-Layer Key Generation in Power-Line Transmission,"  
    IEEE International Conference on Communications, ICC 2020 (CISS), Dublin, Ireland, 2020.
>>>VIDEO<<<
 
       
  W. Henkel, H. Y. Kim, A. Turjman, and M. Bode, "A Simple Physical-Layer Key Generation Scheme for Power-Line Transmission,"  
    IEEE International Symposium on Power Line Communication and its Applications (ISPLC), Aachen (hybrid), Germany, October 26-27, 2021.
>>>VIDEO<<<
 
       
  W. Henkel and M. Namachanja, "A Simple Physical-Layer Key Generation Scheme for Frequency-Division Duplexing (FDD),"  
    International Conference on Signal Processing and Communication Systems (ICSPCS), online, December 13-15, 2021.
>>>VIDEO<<<
 
       
  E. O. Torshizi, U. Uprety, and W. Henkel, "Highly Efficient FDD Secret Key Generation using ESPRIT and Jump Removal on Phase Differences,"  
    IEEE Conference on Communications and Network Security (CNS), Cyber-Physical Systems Security Workshop (CPS), Austin, TX, USA (hybrid), October 5, 2022.
>>>VIDEO<<<
 
       
  E. O. Torshizi and W. Henkel, "Reciprocity and Secret Key Generation for FDD Systems using Non-Linear Quantization,"  
    IEEE Global Communications Conference (Globecom), 7th IEEE Wireless-Sec workshop, Rio de Janeiro, Brazil (hybrid), December 4-8, 2022.
>>>VIDEO<<<
 
       
  M. A. Leghari, S. M. Pralle, S. F. Peik, S. Lütje, and W. Henkel, "Classification of PC Baseband Signals from Wireless Egress,"  
    International ITG 26th Workshop on Smart Antennas and 13th Conference on Systems, Communications, and Coding, Braunschweig, February 27-March 3, 2023.
 
       
  E. O. Torshizi and W. Henkel, "Error Probability of FDD-based Secret Key Generation using Multiple Linear Regression,"  
    31st European Signal Processing Conference (EUSIPCO), Helsinki, Finland, Sept. 4-8, 2023.
 
       
  W. Henkel and T.H. Yim, "ABCD Matrix Model for a 3-Wire Power Line Cable,"  
    14th Workshop on Power Line Communications (WSPLC), Mannheim, 2023.  
       
  W. Henkel, L. W. Mwema, and M. A. Leghari, "Water Filling for Friendly Wide-Band Jamming,"  
    The 15th International Congress on Ultra Modern Telecommunications and Control Systems (ICUMT), Ghent, Belgium, 2023.  
       
  E.O. Torshizi and W. Henkel, "Exploiting FDD Channel Reciprocity for Physical Layer Secret Key Generation in IoT Networks,"  
    IEEE Communications Letters, 2024.  
       
  E.O. Torshizi and W. Henkel, "Pairwise Physical Layer Secret Key Generation for FDD Systems ,"  
    IEEE Transactions on Information Forensics and Security, 2024, https://ieeexplore.ieee.org/document/10693595  
       
  A. Al Ashqar and W. Henkel, "Low Complexity Secure Spatial Modulation for IoT Networks,"  
    IEEE Globecom 2024 (CISS), Cape Town, South Africa, December 8-12, 2024.  
       
  A. Al Ashqar, R. Mesleh, E. O. Torshizi, and W. Henkel, "Sparse Autoencoder-Driven Key Generation for Enhanced IoT Security,"  
    2024 IEEE Globecom Workshops (GC Wkshps): Second Workshop on Machine Learning and Deep Learning for Wireless Security, Cape Town, South Africa, December 8-12, 2024.  
       
  Without full paper (not complete) [ top ]  
       
    Rotationally Invariant Multilevel Convolutionally Encoded Modulation  
    International Winter Meeting on Coding and Information Theory, Dec. 15-17, 1991, Essen.  
       
    Codierte Modulation auf der Grundlage von Block-Codes,  
    Talk at TH Ilmenau, Oct. 22, 1991.  
       
    Ein Verfahren zur Verknüpfung von Codierung, Modulation und Synchronisation bei zeit-varianter codierter 8/4-PSK (siehe IC DPSC)  
    Talk at DLR Oberpfaffenhofen, Nov. 13, 1991.  
       
    Strukturen differentieller Codierung bei Verwendung von Mehrstufencodes  
    Diskussionssitzung des ITG-Fachausschusses 1.1 `Informations- und Systemtheorie', Wildbad Kreuth, April 2-3, 1992.  
       
    Leitungscodierung als Bestandteil mehrstufig codierter Modulation  
    Workshop `Hochratige Digitalübertragung über Kupferkabel der Teilnehmeranschlußnetze (HDSL), FI, FTZ, March 11, 1992.  
       
    A Model for Impulsive Noise on Telephone Lines -- the State of our Work  
    Colloquium, AT&T Middletown, NJ, USA, Oct. 14, 1993.  
       
    Recent Results on Trellis Shaping  
    IEEE Intern. Symp. on Information Theory (ISIT), Recent Results Session, San Antonio, Texas, USA, Jan. 17-22, 1993.
 
       
    Impulsstörungen auf Telefonleitungen, Statistische Beschreibung und Modellierung  
    Colloquium, FTZ, Forschungszentrum, Nov. 22, 1994.
 
       
    Codierte Modulation mit Zusatzeigenschaften  
    Colloquium, University of Kaiserslautern, May 4, 1995.
 
       
    DMT im Störumfeld der Teilnehmeranschlußleitung  
    2. Darmstädter OFDM-Workshop, Telekom, Technology Center Darmstadt, April 24, 1996. (Coauthor: Thomas Keßler)  
       
    Codierungstheorie -- eine abgeschlossene Fachrichtung?  
    Colloquium, University of Kaiserslautern, January 9, 1997.  
       
    Ein Verfahren zur Koeffizienteneinstellung des Zeitbereichsentzerrers bei DMT  
    Workshop Schnelle Datenübertragung im Teilnehmeranschlußbereich, Darmstadt, Dec. 5, 1997.  
       
    The Competing xDSL Transmission Schemes CAP and DMT - an Overview  
    Scientific Colloquium on xDSL, Essen, July 7, 1998; also as seminar talk, Sept. 11, 1998, EPFL Lausanne, Switzerland.  
       
    ADSL, die Transportplattform fuer schnellen Internet-Access - Übertragungsverfahren, Datenformate, Dienste, aktuelle Entwicklungen  
    Communica 98, Offenburg, Nov. 11, 1998.  
       
    Die konkurrierenden xDSL-Übertragungsverfahren CAP und DMT  
    seminar talk, Vienna University of Technology, Dec. 14, 1998.  
       
    Asymmetrical Digital Subscriber Line (ADSL), Übersicht über die Übertragungsverfahren  
    seminar talk, Fachhochschule Wiesbaden, Rüsselsheim, April 16, 1999.
 
       
  Jack Wolf's Analog Codes for Peak-to-Average Ratio Reduction  
    IEEE Intern. Symposium on Information Theory (ISIT) (Recent Results Session), Sorrento, Italy, June 25-30, 2000.  
     
  Mehrträgerübertragung bei xDSL  
    Colloquium, Kiel, Dec. 16, 2002.  
     
  L. Sassatelli, W. Henkel, and D. Declercq, "Check-Irregular LDPC Codes for Unequal Error Protection Under Iterative Decoding,"  
    EECS Seminar, IUB, May 4, 2006.  
     
  N. von Deetzen, "Decoder Scheduling of Hybrid (parallel/serial) Turbo Codes,"  
    7. Sitzung der ITG-Fachgruppe "Angewandte Informationstheorie", TU Munich, May 22, 2006.  
     
  K. Hassan, W. Henkel, "Unequal Error Protection Bit Loading in MIMO OFDM,"  
    8. Sitzung der ITG-Fachgruppe "Angewandte Informationstheorie", University of Bremen, Oct. 6, 2006.  
     
  N. von Deetzen, "Unequal Error Protection Turbo and LDPC Codes,"  
    Summer Academy "Progress in Mathematics for Communication Systems," Jacobs University Bremen, Germany, July 1-13, 2007.  
     
  W. Henkel and , "Unequal Error Protection Turbo and LDPC Codes,"  
    Summer Academy "Progress in Mathematics for Communication Systems," Jacobs University Bremen, Germany, July 1-13, 2007.  
     
  W. Henkel, "Singular-Value Decomposition, an RS-like Code,"  
    DFG TakeOFDM workshop, DFG, Bonn, Feb. 26, 2009.  
     
  W. Henkel, "Unequal error protection in Modulation and Channel Coding,"  
    Workshop at Technical University of Sofia, Sofia, Bulgaria, March, 26, 2010.  
     
  A. Limmanee, "Unequal erasure protection and Security in Network Coding,"  
    Workshop at Technical University of Sofia, Sofia, Bulgaria, March, 26, 2010.  
     
  W. Henkel, "Aspects of Multi-Carrier Modulation,"  
    Seminar Talk at Nile University, Cairo, June 13, 2010.  
     
  W. Henkel, "Unequal Error Protection in Modulation, Channel, and Network Coding,"  
    Seminar Talk at Cairo University, Cairo, June 14, 2010.  
     
  O. Graur and W. Henkel, "Impulse Noise Cancellation Utilizing the Common-Mode Signal to Improve the Bit-error Ratio in DSL Systems,"  
    DFG TakeOFDM Colloquium, Karsruhe, June 22-23, 2010.  
     
  K. Saaifan and W. Henkel, "Lattice Signal Sets Combating Impulsive Interference from Aeronautical Signals,"  
    DFG TakeOFDM Colloquium, Karsruhe, June 22-23, 2010.  
     
  A. Mahmood and W. Henkel, "Codon Based Distance Matrix using Modified Empirical Codon Mutation Matrix,"  
    Meeting on Gene Regulation and Information Theory, ITG-Fachgruppe "Bio-Informationstheorie," Halle, Germany, April 17-19, 2013.  
     
  W. Henkel and M. Frischholz, "Schule - Universität, eine Schnittstelle mit Zufallsprinzip? MINT-Fächer in der Schule und in der Studieneingangsphase,"  
    MINT Kongress, Bremen, Nov. 27, 2013. (animation for Fourier series)  
     
  O. Graur, K. Saaifan, T. Fernando, and W. Henkel, "Impulse noise in DSL, powerline, and wireless,"  
    Sitzung der ITG Fachgruppe »Angewandte Informationstheorie«, Darmstadt, Germany, 2014.  
       
  O. Graur, A. Filip, N. Islam, and W. Henkel, "Physical Layer Security based on Vector Quantization and Slepian-Wolf Coding,"  
    3rd International Workshop on Advances in Communications, Boppard, Germany, 2014.  
       
  O. Graur, N. Islam, A. Filip, and W. Henkel, "Reconciliation Procedures for Physical-Layer Key Generation,"  
    Sitzung der ITG Fachgruppe "Angewandte Informationstheorie", Munich, 2014.  
       
  W. Henkel, D. Nigatu, N. Islam, and A. Mahmood, "Some results from a joint project on Information Theory and Genetics,"  
    ECE Graduate Seminar, Old Dominion University, Norfolk, VA, 2015.  
       
  N. Islam and W. Henkel, "Compressive Sensing, LDPC Codes, and Neural Networks,"  
    Compressed Sensing Workshop, University of Bremen, 2015.  
       
  N. Islam, O. Graur, N. Manak, and W. Henkel "Physical Layer Key Generation using FDD Wireless and Powerline Channels,"  
    ITG Fachgruppe "Angewandte Informationstheorie", Bremen, 2017.  
       
  K. Saaifan and W. Henkel, "Impulse Noise Modeling and Mitigation for OFDM Systems,"  
    ITG Fachgruppe "Angewandte Informationstheorie", Bremen, 2017.  
       
  W. Henkel, "Physical-layer Security in Wireless and Powerline Transmission,"  
    Workshop on Communication for Smart Networks and Systems, Boppard, 2018.  
       
  N. Islam, "LDPC Decoding for Data with Markov Dependencies,"  
    ITG Fachgruppe "Angewandte Informationstheorie", Rostock, 2018.  
       
  W. Henkel, "A not completely serious look into central operations in LDPC codes and others," banquet speech,  
    10th International Symposium on Turbo Codes & Iterative Information Processing (ISTC 18), Hong Kong, 2018.  
       
  W. Henkel, "ICCT in biology at the molecular and cellular level - some steps in unveiling the protection and prioritization in the DNA,"  
    invited talk at BioTICC NSF workshop (Biology through Information Communication & Coding Theory), Alexandria, VA, 2020.
>>>VIDEO<<<
 
       
  A. Alashqar, "Low Complexity Secure Spatial Modulation for IoT Networks,"  
    ITG Fachgruppe "Angewandte Informationstheorie", Darmstadt, May 29, 2024.  
       
  E. O. Torshizi and W. Henkel, "Physical Layer Secret Key Generation for FDD Systems,"  
    ITG Fachgruppe "Angewandte Informationstheorie", Munich, October 25, 2024.  
       
  Standards contributions [ top ]  
       
    ADSL Reach Reduction due to 4B3T-ISDN BRA  
    ETSI WG TM6, Berlin, June 2-6, 1997, TD25 (972T25A0). (Coauthor: Thomas Keßler)
 
       
    Some Critical Comments on the Initialization Procedure and the Channel Coding of the ANSI/ETSI ADSL  
    ETSI WG TM6, Berlin, June 2-6, 1997, TD29 (972T29A0).  
       
    Warm Re-Start for ADSL  
    ANSI T1E1.4/97, Minneapolis, MN, USA, Sept. 22-24, 1997. (Coauthor: Peter S. Chow)  
       
    New Results on ADSL Reach Reduction due to 4B3T-ISDN BRA  
    ETSI WG TM6, Lannion, Sept. 29 - Oct. 3, 1997, TD25 (973T25A0). (Coauthor: Thomas Keßler)  
       
    An Algorithm for Determining the DMT Time-Domain Equalizer Coefficients  
    ETSI WG TM6, Lannion, Sept. 29 - Oct. 3, 1997, TD26 (973T26A0).
 
       
    Requirements for a Combined POTS/ISDN-ADSL Splitter  
    ETSI WG TM6, Lannion, Sept. 29 - Oct. 3, 1997, TD27 (973T27A0). (Coauthors: Andreas Ehre, Thomas Keßler)
 
       
    Detailed Requirements for a Combined POTS/ISDN-VDSL Splitter  
    ETSI WG TM6, Verona, Nov. 17-21, 1997, TD13 (974T13A0). (Coauthors: Thomas Keßler, Günther Komp)
 
       
    Impact of Self-NEXT on Upstream and Downstream of an Echo-Cancelled ADSL over ISDN  
    ETSI WG TM6, Verona, Nov. 17-21, 1997, TD14 (974T14A0). (Coauthor: Thomas Keßler)  
       
    Performance of Echo-Cancelled ADSL Considering Noise Model B plus Self-NEXT  
    ETSI WG TM6, Madrid, Jan. 26-30, 1998, TD35 (981T35A0). (Coauthor: Thomas Keßler)
 
       
    Comments on the Objections of Ericsson LM against the Current Version of the VDSL DTS  
    ETSI WG TM6, Madrid, Jan. 26-30, 1998, TD37 (981T37A0). (Coauthors: Andreas Ehre, Thomas Keßler)
 
       
    Arguments Promoting the Use of an Extended Spectrum with an FFT of Size 128 rather than Mirroring  
    ETSI WG TM6, Antwerpen, April 20-24, 1998, WD08.  
       
    Update of Cable Reference Models  
    ETSI WG TM6, Sophia Antipolis, Frankreich, Nov. 24-27, 1998, TD04. (Coauthors: Thomas Keßler, Martin Pollakowski)
 
       
    Comments on the Objections of Ericsson LM against the Current Version of the VDSL DTS  
    ETSI WG TM6, Madrid, Jan. 26-30, 1998, TD37 (981T37A0). (Coauthors: Andreas Ehre, Thomas Keßler)
 
       
    Modeling of Impulse Noise  
    ETSI WG TM6, Villach, Austria, Feb. 22-26, 1999, WD11. (Coauthor: Thomas Keßler)  
       
    An Impulse-Noise Model - a Proposal for SDSL  
    ETSI WG TM6, Grenoble, France, May 3-7, 1999, TD45. (Coauthor: Thomas Keßler)  
       
    Comments to the Latest Impulse-Noise Modeling Approach by BT and the University of Edinburgh  
    ETSI WG TM6, Amsterdam, The Netherlands, Nov 29 - Dec. 3, 1999, TD 29. (Coauthor: Thomas Keßler)  
       
    Some Results of the Investigations of BT Impuls-Noise Data  
    ETSI WG TM6, Helsinki, Finland, May 22-26, 2000, TD 55. (Coauthor: Thomas Keßler)  
       
    Appropriate Models to Represent Impulse Noise Inter-Arrival Times, Duration and Amplitude Statistics  
    ETSI WG TM6, Wien, Austria, Sept. 18-22, 2000, TD 14. (Coauthors: Iain Mann, David Levey, Stephen McLaughlin)
 
       
    Comment on the Energy-Length Relation of Non-Stationary Impulse Noise  
    ETSI WG TM6, Wien, Austria, Sept. 18-22, 2000, WD 12.  
       
    Text for "Realistic Impulsive Noise Model"  
    ETSI WG TM6, Sophia Antipolis, France, Feb. 12-16, 2001, TD 20. (Coauthors: Rob Kirkby, Thomas Kessler, Stephen McLaughlin)  
       
    On the Correlation between Common-Mode and Differential Mode Signals  
    ETSI WG TM6, Stockholm, Sweden, Sept. 10-14, 2001, TD 45. (Coauthors: Thomas Magesacher, Tomas Nordström, Per Ödling, Per Ola Börjesson)  
       
    Noise-Injection Device  
    ETSI WG TM6, Stockholm, Sweden, Sept. 10-14, 2001, TD 56. (Coauthors: Franz Steiner, Tomas Nordström)
 
     
  Patents [ top ]  
       
    Verfahren zur Rahmensynchronisation bei zeitvarianter codierter Phasenumtastung  
    DBP 40 18 911.2
 
       
    Verfahren zur Raten- und Leistungsaufteilung bei einer Mehrträgerübertragung eines Datenstroms / Process for Distributing Rate and Power in a Multicarrier Transmission of a Data Stream  
    DBP 196 07 207.7 (Coauthors: Johannes Huber, Robert Fischer) / (US)
 
       
    Verfahren und System zur Übertragung von Mehrträger-Signalen mit einem reduzierten Spitzen-Mittelwertverhältnis  
    DBP 196 25 054.4 (Coauthor: Björn Wagner)
 
       
    Verfahren zur Übertragung von Mehrträgersignalen mit einer Koeffizienteneinstellung des Zeitbereichsentzerrers / Method for the Transmission of Multi-Carrier Signals with a Coefficient Setting of the Time Domain Equalizer / Procede de transmission de signaux a porteuses multiples avec un reglage de coefficients du correcteur dans le domaine temporel  
    DBP 197 35 216.2 (Germany) / GB 2 330 499 (UK) / publ. no. 2 767 433, registration no. 98 09861 (France) (Coauthor: Thomas Keßler)
 
       
    Verfahren zur Datenübertragung mit Kompensation von Fernnebensprechen  
    Filing date: 29.08.2000, Austria (Coauthor: Georg Tauböck)
 
       
    Verfahren zur Datenübertragung mit reduziertem Spitzenwert  
    A 1451/2001, Austria, PCT application pending (Coauthor: Valentin Zrno)
 
       
    Verfahren und Schaltung zur Crestfaktor-Reduzierung  
    DE 103 25 839, Germany; international application WO2004/110009 (Coauthors: Steffen Trautmann, Alex Clausen, Dietmar Straeussnigg)
 
     
    Schaltung und Verfahren zur Crestfaktor-Reduzierung 2. Verfahren zum Übertragen von Daten durch Mehrträger-Modulation mit reduziertem Implementierungsaufwandverfahren zur Filterung bei DMT-Systemen  
    DE 103 25 838, Germany; international application WO2004/50736 (Coauthors: Steffen Trautmann, Alex Clausen, Dietmar Straeussnigg)
 
     
    Verfahren zur Crestfaktor-Reduzierung  
    DE 103 25 836, Germany; international application WO2004/110010 (Coauthors: Steffen Trautmann, Alex Clausen, Dietmar Straeussnigg)
 
     
    Verfahren und Schaltung zur Crestfaktor-Reduzierung  
    DE 103 25 833, Germany (Coauthors: Steffen Trautmann, Alex Clausen, Dietmar Straeussnigg)
 
     
    Verfahren und Schaltung zur Crestfaktor-Reduzierung  
    DE 103 25 834, Germany (Coauthors: Steffen Trautmann, Alex Clausen, Dietmar Straeussnigg)
 
     
    Verfahren zur Modellierung eines Modellfilters und Schaltung  
    DE 103 25 835, Germany (Coauthors: Steffen Trautmann, Alex Clausen, Dietmar Straeussnigg)
 
     
    Check-Irregular LDPC Codes for UEP  
    PCT/EP2007/050842 (Coauthors: Lucille Sassatelli, David Declercq)
 
     
    Unequal-Error Protection Bit Loading for Multicarrier Transmission  
    PCT/EP2007/007503 (Coauthor: Khaled Hassan)
 
     
    Method for impulsive or bursty error correction for the transmission of signals over multiple channels  
   
 
     
    W. Henkel, A. Mahmood, and N. Islam, Verfahren zur Kompression von Quelldaten unter Nutzung von Symmetrien und Einrichtung zur Durchführung des Verfahrens,  
    PCT/EP2014/050381, 2014.  
       
    Einrichtung zur Reduktion von Störungen bei Powerline Datenübertragung  
    DE 202013101425 U1, 2014  
       
    W. Henkel, Verfahren zur physikalischen Schlüsselgenerierung bei Kabelübertragung,  
    PCT/DE2016/100338, 2016.  
       
    W. Henkel, Verfahren zur physikalischen Schlüsselgenerierung bei Frequenzduplex (frequency Division Duplexing, FDD),  
    PCT/DE2016/100376, 2016.  
       
    W. Henkel, N. Islam, and M. A. Leghari, Verfahren zur gemeinsamen Kanalentzerrung und Decodierung von Codes, welche iterative Decodierung erlauben oder realisieren, insbesondere LDPC (Low-Density Parity-Check) Codes,  
    Pat. pend., Germany, 2019.  
       
    W. Henkel and E. Olyaei Torshizi, Verfahren zur physikalischen Schlüsselgenerierung für mehrere Nutzer bei Funkübertragung,  
    Pat. pend., Germany, 2022.  
       
  Lecture Notes [ top ]
 
       
  Excerpt of the Channel Coding lecture notes  
    (Table of Contents, introductory chapter and Reed-Solomon Codes)