Dr.-Ing. Helge Lüders

In 2010 former scientific co-worker

Current Employer:Telefónica Germany GmbH & Co. OHG

E-Mail: helge.lueders(at)telefonica.de

Publications

Lüders, H.: Current and Evolved Physical Layer Concepts: Potentials and Limitations of Mobile Broadband Wireless Access, Ph. D. Dissertation IND, RWTH Aachen, Aachener Beiträge zu Digitalen Nachrichtensystemen (ABDN), 26, ISBN: 3-861-30652-2, Oct. 2010, ISBN: 3-861-30652-2


Lüders, H., Minwegen, A., Eschbach, B. and Vary, P.: An improvement of UMTS LTE 64QAM performance, in (ETT), Vol. 21, No. 5, pp. 443-448, Aug. 2010, ISSN: 1124-318X


Senst, M., Ascheid, G. and Lüders, H.: Performance Evaluation of the Markov Chain Monte Carlo MIMO Detector based on Mutual Information, in Proceedings of IEEE International Conference on Communications (ICC)(Cape Town, South Africa), May. 2010 ©2010 IEEE


Lüders, H. and Vary, P.: Digital Dividend: Potentials and Limitations of Mobile Broadband Access, in 4. ITG-Fachkonferenz Breitbandversorgung in Deutschland(Berlin, Germany), Mar. 2010


Breddermann, T., Lüders, H., Vary, P., Aktas, I. and Schmidt, F.: Iterative Source-Channel Decoding with Cross-Layer Support for Wireless VoIP, in Proceedings of International ITG Conference on Source and Channel Coding (SCC)(Siegen, Germany), pp. 1-6, Jan. 2010


Lüders, H., Minwegen, A. and Vary, P.: Low Complexity Coding and Modulation for UMTS LTE: BICM-ID with Repetition Coding, in 14th International OFDM-Workshop 2009 (InOWo'09)(Hamburg, Germany), Sep. 2009


Lüders, H., Minwegen, A. and Vary, P.: Improving UMTS LTE Performance by UEP in High Order Modulation, in 7th International Workshop on Multi-Carrier Systems & Solutions (MC-SS 2009)(Herrsching, Germany), pp. 185 - 194, Springer, May. 2009, ISBN: 978-9-04812-529-6


Lüders, H., Eschbach, B., Schmalen, L. and Vary, P.: OFDM Turbo DeCodulation with EXIT Optimized Bit Loading and Signal Constellations, in Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP)(Taipei, Taiwan), pp. 2589-2592, Apr. 2009, ISBN: 978-1-42442-354-5 ©2009 IEEE


Godtmann, S., Lüders, H., Ascheid, G. and Vary, P.: A Bit-Mapping Strategy for Joint Iterative Channel Estimation and Turbo-Decoding, in Proceedings of IEEE Vehicular Technology Conference (VTC-Fall)(Calgary, Canada), Sep. 2008, ISBN: 978-1-42441-721-6, ISSN: 1090-3038 ©2008 IEEE


Lüders, H. and Vary, P.: Capturing in Wireless BICM-ID Systems, in Proceedings of 13th International OFDM-Workshop 2008 (InOWo'08)(Hamburg), pp. 50 - 54, Aug. 2008


Vary, P. and Lüders, H.: Mobiler Breitbandzugang in der Fläche durch gemeinsame Nutzung von Infrastruktur? – Technikaspekte und Regulierung –, in 10 Jahre wettbewerbsorientierte Regulierung von Netzindustrien in Deutschland, Verlag C. H. Beck, München, Feb. 2008, ISBN: 978-3-40657-500-6


Lüders, H., Schmalen, L. and Vary, P.: Approximating EXIT Characteristics of Soft Demodulators in OFDM BICM-ID Systems for Time Variant Frequency Selective Fading Channels, in Proceedings of International ITG Conference on Source and Channel Coding (SCC)(Ulm, Germany), VDE Verlag GmbH, Jan. 2008, ISBN: 978-3-80073-077-3


Dam, H. H., Zepernick, H.-J. and Lüders, H.: On the design of complex-valued spreading sequences using a genetic algorithm, in IEEE Eighth International Symposium on Spread Spectrum Techniques and Applications (ISSSTA), pp. 704 - 707, Sep. 2004


Dam, H. H., Zepernick, H.-J. and Lüders, H.: Polyphase sequence design using a genetic algorithm, in Proceedings of IEEE Vehicular Technology Conference (VTC-Spring), pp. 1471 - 1474, May. 2004