Prof. Dr.-Ing. Karl-Dirk Kammeyer (Former Head of Department)

Address: University of Bremen Dept. of Communications Engineering Otto-Hahn-Allee NW1 D-28359 Bremen - Germany Room :NW1 N2360 Phone : +49 421 218 62389 E-mail :

Teaching

Research

• High Mobility MIMO-OFDM Transmission With Realistic Propagation Scenarios
• Combined optimization of echo compensation and and listening room compensation for hands-free teleconferencing
• Information Theoretic Analysis of Multiple Access Schemes with Adaptive Precoding for Long Term Evolution (LTE)
• Study for wireless data-transmission in cars
• Quality of Service-Aware Cross-Layer Optimization in Heterogeneous Multiuser MIMO-OFDM Systems
• Development and Comparison of Multiple Antenna Concepts
• Adaptive blind and semi-blind equalization and channel estimation for frequency-selective MIMO channels
• Multicarrier systems for fast moving receivers at high data rates
• Robust speaker recognition employing multichannel concepts for suppressing acoustic interference
• Joint optimization of echo cancellers and multichannel noise suppression systems for stereo speech transmission

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Publications

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1997

• Generalized Eigenvector Algorithm for Blind Equalization BibT_EX
  B. Jelonnek, D. Boss, K.-D. Kammeyer
  EURASIP Signal Processing, Vol. 61, No. 3, pp. 237-264, September 1997
• BER Analysis of a Novel Hybrid Modulation Scheme for Noncoherent DS-CDMA Systems BibT_EX
  D. Nikolai, K.-D. Kammeyer
  IEEE 8th International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC 97), Vol. 2, pp. 256-260, Helsinki, Finland, 1. - 4. September 1997
• M-ary Orthogonal Modulation for MC-CDMA Systems in Indoor Wireless Radio Networks BibT_EX
  A. Dekorsy, K.-D. Kammeyer
  Chapter in Multi-Carrier Spread Spectrum, pp. 69-76, Kluwer Academic Publisher, Dordrecht, Netherlands, September 1997
• Channel Equalization in Multicarrier Systems with Soft Impulse Shaping BibT_EX
  K. Matheus, K.-D. Kammeyer
  2nd European Personal Mobile Communications Conference (EPMCC 97) / ITG-Fachtagung "Mobile Kommunikation", Bonn, Germany, 1. September 1997
• Synchronisationseigenschaften von MCSIS (Multicarrier System with Soft Impulse Shaping) BibT_EX
  K. Matheus, K.-D. Kammeyer
  2. OFDM-Fachgespräch, Braunschweig, Germany, 1. September 1997
• Impact of Blind versus Non-blind Channel Estimation on the BER Performance of GSM Receivers BibT_EX
  D. Boss, T. Petermann, K.-D. Kammeyer
  IEEE Signal Processing Workshop on Higher-Order Statistics (SPW-HOS 97), pp. 62-66, Banff, Canada, 21. - 23. July 1997
• Blind GSM Channel Estimation based on Higher Order Statistics BibT_EX
  D. Boss, K.-D. Kammeyer
  IEEE International Conference on Communications (ICC 97), Vol. 1, pp. 46-50, Montreal, Canada, 8. - 12. June 1997
• Blind GSM Channel Estimation BibT_EX
  D. Boss, K.-D. Kammeyer
  IEEE 47th Vehicular Technology Conference (VTC 97), Vol. 2, pp. 1044-1048, Phoenix, USA, 4. - 7. May 1997
• Blind Identification of Mixed-Phase FIR Systems with Application to Mobile Communication Channels BibT_EX
  D. Boss, K.-D. Kammeyer
  IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 97), Vol. 5, pp. 3589-3592, Munich, Germany, 21. - 24. April 1997
• Multi-Channel Speech Enhancement in a Car Environment using Wiener Filtering and Spectral Subtraction BibT_EX
  J. Bitzer, K.U. Simmer, K.-D. Kammeyer, K. U. Simmer
  IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 97), Vol. 2, pp. 1167-1170, Munich, Germany, 21. - 24. April 1997

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