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

• Joint optimization of channel estimation and multiuser detection including channel coding in CDMA mobile radio systems
• Receiver concepts for HSDPA and multiple antenna systems
• Analysis of the influence of UMTS-FDD multi-antenna concepts on mobile terminals
• Development and realization of a high rate OFDM data transmission in environments with high Doppler spreads
• 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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2011

• System Identification of Equalized Room Impulse Responses by an Acoustic Echo Canceller using Proportionate LMS Algorithms BibT_EX
  S. Goetze, F. Xiong, J.O. Jungmann, M. Kallinger, K.-D. Kammeyer, A. Mertins
  Accepted at 130th AES Convention, London, Great Britain, 13. - 16. May 2011
• Outage Capacity based Link Adaptation for BICM-OFDM with imperfect CSI BibT_EX
  C. Bockelmann, D. Wübben, K.-D. Kammeyer
  8th International Workshop on Multi-Carrier Systems & Solutions (MC-SS 2011), Herrsching, Germany, 3. - 4. May 2011
• Bit and Power Loading for Optical IM/DD Transmission BibT_EX
  H. Paul, A. Ali, J. Leibrich, K.-D. Kammeyer, W. Rosenkranz
  8th International Workshop on Multi-Carrier Systems & Solutions (MC-SS), Herrsching, Germany, 3. - 4. May 2011
• Calibration for Single-Carrier preFDE Transceivers Based on Property Mapping Principles BibT_EX
  M. Petermann, D. Wübben, A. Dekorsy, K.-D. Kammeyer
  International ITG Workshop on Smart Antennas (WSA 2011), Aachen, Germany, 24. - 25. February 2011

2010

• Low-Complexity Calibration of Mutually Coupled Non-Reciprocal Multi-Antenna OFDM Transceivers BibT_EX
  M. Petermann, M. Stefer, D. Wübben, M. Schneider, K.-D. Kammeyer
  7th International Symposium on Wireless Communication Systems (ISWCS 10), pp. 285 - 289, York, Great Britain, 19. - 22. September 2010, DOI
• Robust Link Adaptation using SNR-Outage based Loading for BICM-OFDM BibT_EX
  C. Bockelmann, D. Wübben, K.-D. Kammeyer
  15th International OFDM-Workshop (InOWo 10), Hamburg, Germany, 2. - 3. September 2010
• An Enhanced MIMO Hardware Demonstrator - Polarization Diversity in Adaptive OFDM Systems BibT_EX
  M. Petermann, M. Stefer, D. Wübben, M. Schneider, K.-D. Kammeyer
  15th International OFDM-Workshop (InOWo 10), Hamburg, Germany, 1. - 2. September 2010
• Speech Quality Assessment for Listening-Room Compensation BibT_EX
  S. Goetze, E. Albertin, J. Rennies, E. Habets, K.-D. Kammeyer
  AES 38th International Conference - Sound Quality Evaluation, pp. 11-20, Pitea, Sweden, 13. - 15. June 2010, ISBN 978-0-937803-75-2
• Optical Biasing in Direct Detection Optical-OFDM for Improving Receiver Sensitivity BibT_EX
  A. Ali, H. Paul, J. Leibrich, W. Rosenkranz, K.-D. Kammeyer
  Optical Fiber Communication Conference and Exposition (OFC) 2010, San Diego, USA, 23. - 25. March 2010
• Quality Assessment for Listening-Room Compensation Algorithms BibT_EX
  S. Goetze, E. Albertin, M. Kallinger, A. Mertins, K.-D. Kammeyer
  IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP'10), pp. 2450-2453, Dallas, Texas, USA, 14. - 19. March 2010

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