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

• Receiver concepts for HSDPA and multiple antenna systems
• Joint optimization of channel estimation and multiuser detection including channel coding in CDMA mobile radio systems
• Development and realization of a high rate OFDM data transmission in environments with high Doppler spreads
• Analysis of the influence of UMTS-FDD multi-antenna concepts on mobile terminals
• MASI - Multiple Antenna System for ISM-Band Transmission
• Determination of similarities in polyphonic audio signals
• Development of a 2.4 GHz transmission system for the ISM band
• Blind source separation utilizing spatial diversity
• HyEff
• Development of efficient algorithms and structures for space time coding, multiuser detection and multicode techniques for the downlink of a frequency division duplex (FDD) UMTS system

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Publications

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2007

• Optimization of Gabor Features for Text-Independent Speaker Identification BibT_EX
  V. Mildner, S. Goetze, K.-D. Kammeyer, A. Mertins
  IEEE International Symposium on Circuits and Systems (ISCAS 07), pp. 3932-3935, New Orleans, USA, 27. - 30. May 2007
• Doppler-Compensation for OFDM-Transmission by Sectorized Antenna Reception BibT_EX
  P. Klenner, K.-D. Kammeyer
  6th International Workshop on Multi-Carrier Spread Spectrum (MCSS 07), Herrsching, Germany, 7. - 9. May 2007
• Analysis and Performance of an Efficient Iterative Detection Strategy for IDMA Systems BibT_EX
  P. Weitkemper, K.-D. Kammeyer
  6th International Workshop on Multi-Carrier Spread Spectrum (MC-SS 2007), Herrsching, Germany, 7. - 9. May 2007
• Power Optimization of IDMA Systems with Different Target BER Constraints BibT_EX
  P. Weitkemper, K.-D. Kammeyer
  IEEE 65rd Vehicular Technology Conference (VTC Spring 07), Dublin, Ireland, 22. - 25. April 2007
• Spatially Interpolated OFDM with Channel Estimation for Fast Fading Channels BibT_EX
  P. Klenner, K.-D. Kammeyer
  IEEE Vehicular Technology Conference 2007 (VTC2007-Spring), Dublin, Ireland, 22. - 25. April 2007
• Least Squares Equalizer Design under Consideration of Tail Effects BibT_EX
  S. Goetze, M. Kallinger, K.-D. Kammeyer, A. Mertins
  33rd German Annual Conference on Acoustics (DAGA 07), pp. 599-600, Stuttgart, Germany, 19. - 22. March 2007
• Bayesian Channel Estimation for Doubly Correlated MIMO Systems BibT_EX
  A. Scherb, K.-D. Kammeyer
  International ITG/IEEE Workshop on Smart Antennas (WSA 07), Vienna, Austria, 26. - 27. February 2007
• Sum-Rate Evaluation of Beamforming with Limited Feedback for the Evolved UTRA Downlink BibT_EX
  M. Petermann, K.-D. Kammeyer, W. Xu
  International ITG/IEEE Workshop on Smart Antennas (WSA 2007), Vienna, Austria, 26. - 27. February 2007
• A Doppler-Compensated Noncoherent OFDM-Transceiver with Sectorized Antenna Reception BibT_EX
  P. Klenner, S. Vogeler, K.-D. Kammeyer
  International ITG/IEEE Workshop on Smart Antennas (WSA 07), Vienna, Austria, 26. - 27. February 2007

2006

• A Study on Combining Acoustic Echo Cancelers with Impulse Response Shortening BibT_EX
  S. Goetze, M. Kallinger, K.-D. Kammeyer, A. Mertins
  4th Joint Meeting of the Acoustical Society of America and the Acoustical Society of Japan, Honolulu, USA, 28. November - 2. December 2006

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