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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2008

• Weighted Sum Rate Maximization for MIMO-OFDM Systems with Linear and Dirty Paper Precoding BibT_EX
  R. Böhnke, K.-D. Kammeyer
  7th International ITG Conference on Source and Channel Coding (SCC 08), Ulm, Germany, 14. - 16. January 2008

2007

• Direction of Arrival Estimation based on the Dual Delay Line Approach for Binaural Hearing Aid Microphone Arrays BibT_EX
  S. Goetze, T. Rohdenburg, V. Hohmann, B. Kollmeier, K.-D. Kammeyer
  International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS07), pp. 185-188, Xiamen, China, 28. November - 1. December 2007
• Spatial Sensitivity for Listening Room Compensation BibT_EX
  S. Goetze, M. Kallinger, K.-D. Kammeyer, A. Mertins
  Demonstration given at IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA 07), New Paltz, USA, 21. - 24. October 2007
• Frame-Synchronization for OFDM-Transmission with Sectorized Antenna Reception over Rapidly Fading Channels BibT_EX
  P. Klenner, K.-D. Kammeyer
  IEEE 4th International Symposium on Wireless Communication Systems 2007 (ISWCS 07) , Trondheim, Norway, 17. - 19. October 2007
• Weighted Sum Rate Maximization for the MIMO-Downlink Using a Projected Conjugate Gradient Algorithm BibT_EX
  R. Böhnke, K.-D. Kammeyer
  First International Workshop on Cross Layer Design, Jinan, China, 21. - 22. September 2007
• Resource Allocation for Distributed MIMO Multi-hop Wireless Networks BibT_EX
  Y. Lang, C. Bockelmann, D. Wübben, A. Dekorsy, K.-D. Kammeyer
  Baltic Conference “Advanced Topics in Telecommunication”, Riga, Latvia, 31. August - 1. September 2007
• Comparison of Receiver/Transmitter Algorithms for OFDMA with Dynamic Subcarrier Allocation BibT_EX
  C. Bockelmann, M. Petermann, K.-D. Kammeyer
  12th International OFDM-Workshop 2007 (InOWo 07), Hamburg, Germany, 29. - 30. August 2007
• On Allocation Strategies for Dynamic MIMO-OFDMA with Multi-User Beamforming BibT_EX
  M. Petermann, C. Bockelmann, K.-D. Kammeyer
  12th International OFDM-Workshop 2007 (InOWo 07), Hamburg, Germany, 29. - 30. August 2007
• Time- and Frequency Synchronization for Spatially Interpolated OFDM BibT_EX
  P. Klenner, K.-D. Kammeyer
  12th International OFDM-Workshop 2007 (InOWo 07), Hamburg, Germany, 28. - 29. August 2007
• Low Complexity Successive Interference Cancellation for MIMO-OFDM Systems BibT_EX
  D. Wübben, K.-D. Kammeyer
  European Transactions on Telecommunications (ETT), Vol. 18, No. 5, pp. 457-466, August 2007, DOI

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