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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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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