Johannes Fabry, M.Sc.

Scientist

Room: 308b
+49 241 80-26982
+49 241 80-22254
fabry(at)iks.rwth-aachen.de

Research

Applications:

  • Active Noise Control for Headphones
  • Active Equalization of Headphones
  • Real-Time Signal Processing on FPGAs

Methods:

  • Adaptive Filters
  • Lineare Optimization
  • Statistical Signal Processing and Machine Learning
  • Acoustic Measurement Techniques

Tools:

MATLAB, C, Cyclone V SoC, VHDL

Teaching

  • Coordination of the Master program Communications Engineering
  • Laboratory MATLAB Advanced - Digital Signal Processing
  • Advanced Coding and Modulation
  • Machine Learning for Speech and Audio Processing

Office hours for Coordination of Master of Communications Engineering

  • Tuesdays 10:00 - 11:30
  • Thursdays 14:00 - 16:00

Additional appointments may be arranged via mail (ce-coordinator(at)rwth-aachen.de).

Publications

Fabry, J., Hilkert, D., Liebich, S. and Jax, P.: Time-variant acoustic front-end measurements of active noise cancellation headphones, in Proceedings of the 23rd International Congress on Acoustics (ICA), EAA, Sep. 2019, accepted for publication


Liebich, S., Fabry, J., Jax, P. and Vary, P.: Acoustic path database for ANC in-ear headphone development, in Proceedings of the 23rd International Congress on Acoustics (ICA), EAA, Sep. 2019, accepted for publication


Fabry, J., König, F., Liebich, S. and Jax, P.: Acoustic equalization for headphones using a fixed feed-forward filter, in Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), pp. 980-984, IEEE, May. 2019, 10.1109/ICASSP.2019.8682167 ©2019 IEEE


Liebich, S., Fabry, J., Jax, P. and Vary, P.: Signal Processing Challenges for Active Noise Cancellation Headphones, in ITG-Fachtagung Sprachkommunikation, VDE Verlag GmbH , Oct. 2018, ISBN: 978-3-80074-767-2


Fabry, J., Liebich, S., Vary, P. and Jax, P.: Active Noise Control with Reduced-Complexity Kalman Filter, in Proceedings of International Workshop on Acoustic Signal Enhancement (IWAENC), pp. 166-170, IEEE, Sep. 2018, ISBN: 978-1-53868-151-0, 10.1109/IWAENC.2018.8521391 ©2018 IEEE


Fabry, J., König, F., Liebich, S. and Jax, P.: Online Secondary Path Estimation with Masked Auxiliary Noise for Active Noise Control, in Proceedings of International Workshop on Acoustic Signal Enhancement (IWAENC), pp. 331-335, IEEE, Sep. 2018, ISBN: 978-1-53868-151-0, 10.1109/IWAENC.2018.8521277 ©2018 IEEE


Liebich, S., Thieling, L., Fabry, J., Jax, P. and Vary, P.: Natural own-voice perception while wearing headphones - Active Occlusion Cancellation with Equalized Hear-Through, in Proceedings of International Workshop on Acoustic Signal Enhancement (IWAENC), IEEE, Sep. 2018


Liebich, S., Richter, J.-G., Fabry, J., Durand, C., Fels, J. and Jax, P.: Direction-of-Arrival Dependency of Active Noise Cancellation Headphones , in Proceedings of the 2018 ASME International Conference and Exposition on Noise Control, Aug. 2018, 10.1115/NCAD2018-6120


Liebich, S., Brandis, R., Fabry, J., Jax, P. and Vary, P.: Active Occlusion Cancellation with Hear-Through Equalization for Headphones, in Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), pp. 241-245, IEEE, Apr. 2018, ISBN: 978-1-53864-659-5, 10.1109/ICASSP.2018.8461834 ©2018 IEEE


Liebich, S., Fabry, J., Jax, P. and Vary, P.: Time-Domain Kalman Filter for Active Noise Cancellation Headphones, in Proceedings of European Signal Processing Conference (EUSIPCO), pp. 593-597, Signal Processing Conference (EUSIPCO), 2017 25th European, Aug. 2017, ISBN: 978-1-53860-751-0, ISSN: 2076-1465, 10.23919/EUSIPCO.2017.8081276