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Dipl.-Ing. Stefan Goetze (Former Ph. D. Student)

Address: University of Bremen Dept. of Communications Engineering Otto-Hahn-Allee NW1 D-28359 Bremen - Germany Room : NW1 N2390 Phone : +49 421 218 7485 E-mail : PGP : public key

Teaching

• Speech- and Audio-Signal-Processing II
• Speech- and Audio-Signal-Processing I

Research

• Combined optimization of echo compensation and and listening room compensation for hands-free teleconferencing
• Joint optimization of echo cancellers and multichannel noise suppression systems for stereo speech transmission

Publications

2010

• Objective Quality Measures for Dereverberation Methods based on Room Impulse Response Equalization BibT_EX
  J. Rennies, S. Goetze, Eugen Albertin
  To be published at 36th German Annual Conference on Acoustics (DAGA 10), Berlin, Germany, 15. - 18. March 2010

2009

• How can audio technology improve working conditions? BibT_EX
  J. Rennies, S. Goetze, J.E. Appell
  Fachtagung zur Bewältigung des demografischen Wandels, Emden, Germany, 10. - 11. September 2009
• Estimation of the Optimum System Delay for Speech Dereverberation by Inverse Filtering BibT_EX
  S. Goetze, M. Kallinger, A. Mertins, K.-D. Kammeyer
  International Conference on Acoustics (DAGA/NAG 2009), pp. 976-979, Rotterdam, Netherlands, 23. - 26. March 2009

2008

• Multi-Channel Listening-Room Compensation using a Decoupled Filtered-X LMS Algorithm BibT_EX
  S. Goetze, M. Kallinger, A. Mertins, K.-D. Kammeyer
  Asilomar Conference on Signals, Systems, and Computers, pp. 811-815, Monterey, CA, USA, 26. - 28. October 2008
• Combined Source Tracking and Noise Reduction for Application in Hearing Aids BibT_EX
  T. Rohdenburg, S. Goetze, V. Hohmann, K.-D. Kammeyer, B. Kollmeier
  8. ITG-Fachtagung Sprachkommunikation, Aachen, Germany, 8. - 10. October 2008
• A Decoupled Filtered-X LMS Algorithm for Listening-Room Compensation BibT_EX
  S. Goetze, M. Kallinger, A. Mertins, K.-D. Kammeyer
  International Workshop on Acoustic Echo and Noise Control (IWAENC), Seattle, USA, 14. - 17. September 2008
• System Identification for Multi-Channel Listening-Room Compensation using an Acoustic Echo Canceller BibT_EX
  S. Goetze, M. Kallinger, A. Mertins, K.-D. Kammeyer
  Workshop on Hands-free Speech Communication and Microphone Arrays (HSCMA), pp. 224-227, Trento, Italy, 6. - 8. May 2008
• Objective Perceptual Quality Assessment for Self-Steering Binaural Hearing Aid Microphone Arrays BibT_EX
  T. Rohdenburg, S. Goetze, V. Hohmann, K.-D. Kammeyer, B. Kollmeier
  International Conference on Acoustics, Speech, and Signal Processing (ICASSP 08), pp. 2449-2452, Las Vegas, USA, 30. March - 4. April 2008
• Room Impulse Response Shaping based on Estimates of Room Impulse Responses BibT_EX
  S. Goetze, M. Kallinger, A. Mertins, K.-D. Kammeyer
  34th German Annual Conference on Acoustics (DAGA 08), pp. 829-830, Dresden, Germany, 10. - 13. March 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

Supervised Theses

available / in progress / finished

Former Teaching Tasks