Dr.-Ing. Christiane Antweiler

Akademische Direktorin

Raum: 304
+49 241 80-26983
+49 241 80-22254
antweiler(at)iks.rwth-aachen.de

Forschung

Schwerpunkte:

  • Algorithmen für die digitale Sprach- und Audiosignalverarbeitung
  • Mehrkanalige Systemidentifikation mit Perfekten Sequenzen
  • Messung von kopfbezogenen Impulsantworten (HRTFs)
  • Kompensation von akustischen und elektrischen Echosignalen
  • Signalverarbeitung in der medizinischen Diagnostik
  • Anwendungsbezogene Implementierung in Echtzeit

Beispiele:

Tools:

  • Matlab, C/C++, RT Proc

Lehrtätigkeit

Themenbereiche für studentische Arbeiten

  • Signalverarbeitung in der medizinische Diagnostik
  • Identifikation von zeitlich veränderlichen Systemen
  • Messverfahren

Veröffentlichungen

Publications from Oct/ 2018 to Oct/ 2009

Kühl, S., Anemüller, C., Antweiler, C., Jax, P., Heese, F. and Vicinus, P.: Acoustic Howling Detection and Suppression for IP-Based Teleconference Systems, in ITG-Fachtagung Sprachkommunikation , p.p. 291-295 Oct/2018


Kentgens, M., Kühl, S., Antweiler, C. and Jax, P.: From Spatial Recording to Immersive Reproduction - Design & Implementation of a 3DOF Audio-Visual VR System, in AES Convention , 145th Oct/2018


Kühl, S., Nagel, S., Kabzinski, T., Antweiler, C. and Jax, P.: Tracking of Time-Variant Linear Systems: Influence of Group Delay for Different Excitation Signals, in Proceedings of International Workshop on Acoustic Signal Enhancement (IWAENC) , p.p. 131-135 Sep/2018


Nagel, S., Kabzinski, T., Kühl, S., Antweiler, C. and Jax, P.: Acoustic Head-Tracking for Acquisition of Head-Related Transfer Functions with Unconstrained Subject Movement, in AES International Conference on Audio for Virtual and Augmented Reality (AVAR) Aug/2018


Kühl, S., Nagel, S., Kabzinski, T., Antweiler, C. and Jax, P.: A Joint Perspective of Periodically Excited Efficient NLMS Algorithm and Inverse Cyclic Convolution, in Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) , p.p. 406-410 , IEEE, Apr/2018


Kühl, S., Antweiler, C., Hübschen, T. and Jax, P.: Kalman Filter Based System Identification Exploiting the Decorrelation Effects of Linear Prediction, in Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) , p.p. 4790-4794 Mar/2017, ISBN: 978-1-50904-117-6, 10.1109/ICASSP.2017.7953066


Kühl, S., Antweiler, C., Hübschen, T. and Jax, P.: Kalman Filter Based Stereo System Identification with Auto- and Cross-Decorrelation, in Proceedings of Hands-free Speech Communications and Microphone Arrays (HSCMA) , p.p. 181-185 Mar/2017, ISBN: 978-1-50905-925-6, 10.1109/HSCMA.2017.7895586


Liebich, S., Antweiler, C., Jax, P. and Vary, P.: Excitation Signals for Online Secondary Path Estimation in Active Noise Control, in Proceedings of German Annual Conference on Acoustics (DAGA) Mar/2016, ISBN: 978-3-93929-610-2


Antweiler, C.: Mehrkanal-Systemidentifikation - Theorie und Anwendungen, in Nachrichtentechnisches Kolloquium Jun/2015


Antweiler, C., Kühl, S., Sauert, B. and Vary, P.: System Identification with Perfect Sequence Excitation – Efficient NLMS vs. Inverse Cyclic Convolution, in ITG-Fachtagung Sprachkommunikation Sep/2014


Schlien, T., Heese, F., Schäfer, M., Antweiler, C. and Vary, P.: Audiosignalverarbeitung für Videokonferenzsysteme, in Workshop Audiosignal- und Sprachverarbeitung (WASP) , Vol. P-220 , p.p. 2987-3001 Sep/2013, ISBN: 978-3-88579-614-5


Enzner, G., Antweiler, C. and Spors, S.: Trends in Acquisition of Individual Head-Related Transfer Functions, In The Technology of Binaural Listening , p.p. 57-92 Jun/2013, ISBN: 978-3-64237-761-7


Hamm, L., Engelbert, T., Lausuch, J., de Nicolas, A. M., Kandasamy, R., Schink, M., Feldmann, C., Bulla, C., Schäfer, M., Heese, F., Schlien, T. and Antweiler, C.: Connected Visual Reality – High Quality Audio Visual Communication in Heterogeneous Networks, in International Workshop on Acoustic Signal Enhancement (IWAENC) Sep/2012


Antweiler, C., Telle, A., Vary, P. and Enzner, G.: Perfect-Sweep NLMS for Time-Variant Acoustic System Identification, in Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) , p.p. 517-520 Mar/2012, ISBN: 978-1-46730-044-5


Weinert, M., Enzner, G., Batke, J.-M., Jax, P. and Antweiler, C.: Komfortable Messung und Bereitstellung individueller kopfbezogener Impulsantworten als OpenDAFF, in Proceedings of German Annual Conference on Acoustics (DAGA) , p.p. 703-704 Mar/2012


Antweiler, C. and Vary, P.: Sequential and Direct Access of HRTFs for Quasi-Continuous Angular Positions, in Proceedings of European Signal Processing Conference (EUSIPCO) , p.p. 1648-1652 Aug/2011


Asenov, D., Nath, V. E., Telle, A., Antweiler, C., Walther, L. E., Vary, P. and Di Martino, E.: Sonotubometry with Perfect Sequences: First Results in Pathological Ears, In Acta Oto-Laryngologica Vol. 130 , p.p. 1242-1248 , No. 11 Nov/2010


Di Martino, E., Nath, V. E., Telle, A., Antweiler, C., Walther, L. E. and Vary, P.: Evaluation of Eustachian Tube function with Perfect Sequences: Technical Realization and First Clinical Results, In European Archives of Oto-Rhino-Laryngology Vol. 267 , p.p. 367-374 , No. 3 Mar/2010, 10.1007/s00405-009-1074-9


Telle, A., Antweiler, C. and Vary, P.: Der perfekte Sweep - Ein neues Anregungssignal zur adaptiven Systemidentifikation zeitvarianter akustischer Systeme, in Proceedings of German Annual Conference on Acoustics (DAGA) , p.p. 341-342 , (Berlin, Germany) Mar/2010


Antweiler, C. and Enzner, G.: Perfect Sequence LMS For Rapid Acquisition Of Continuous-Azimuth Head Related Impulse Responses, in Proceedings of IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA) , p.p. 281-284 , (New Paltz, NY, USA) Oct/2009, ISBN: 978-1-42443-679-8


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