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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 62388 E-mail : PGP : public key

Teaching

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

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

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

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
• Intelligente Konferenzsysteme für natürliche Freisprechkommunikation BibT_EX
  S. Goetze, J. Rennies, J.E. Appell
  Chapter in Beiträge zur Psychologischen Akustik, pp. 249-266, Isensee Verlag, Oldenburg, Germany, April 2010, ISBN 978-3-89995-710-5
• Objective Quality Measures for Dereverberation Methods based on Room Impulse Response Equalization BibT_EX
  E. Albertin, J. Rennies, S. Goetze
  36th German Annual Conference on Acoustics (DAGA 10), Berlin, Germany, 15. - 18. 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

2009

• How can audio technology improve working conditions? BibT_EX
  J. Rennies, S. Goetze, J.E. Appell
  Fachtagung zur Bewältigung des demografischen Wandels (CHANGE 2009), 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

Supervised Theses

available / in progress / finished

Former Teaching Tasks