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Bernd Geiser – Veröffentlichungen

Dipl.-Ing. Bernd Geiser

Wissenschaftlicher Mitarbeiter

Raum:: 308
Telefon:: +49 241 80-26960
Fax:: +49 241 80-22254
E-Mail:: geiser@ind.rwth-aachen.de

Heese, F., Geiser, B. und Vary, P.:

Intelligibility Assessment of a System for Artifical Bandwidth Extension of Telephone Speech,
in: Proceedings of German Annual Conference on Acoustics (DAGA), (19.-22.3.2012), zur Veröffentlichung angenommen.
Geiser, B., Schäfer, M. und Vary, P.:

Binaural Wideband Telephony Using Steganography,
in: Konferenz Elektronische Sprachsignalverarbeitung (ESSV), (Aachen, Germany, 28.-30.9.2011), Band 61, Dresden, Germany: TuDPress Verlag der Wissenschaften GmbH, Sep. 2011, S. 132–137, ISBN: 978-3-94271-037-4.
Schäfer, M., Schnelling, C., Geiser, B. und Vary, P.:

A Listening Test Environment for Subjective Assessment of Speech and Audio Signal Processing Algorithms,
in: Konferenz Elektronische Sprachsignalverarbeitung (ESSV), (Aachen, Germany, 28.-30.9.2011), Band 61, TUDpress Verlag der Wissenschaften GmbH, Sep. 2011, S. 237–244, ISBN: 978-3-94271-037-4.
Krüger, H., Geiser, B., Vary, P., Li, H. T. und Zhang, D.:

A Fast Indexing Method for Shells of the Gosset Lattice,
in: Konferenz Elektronische Sprachsignalverarbeitung (ESSV), (Aachen, Germany, 28.-30.9.2011), Band 61, Dresden, Germany: TuDPress Verlag der Wissenschaften GmbH, Sep. 2011, S. 205–212, ISBN: 978-3-94271-037-4.
Krüger, H., Geiser, B., Vary, P., Li, H. T. und Zhang, D.:

Gosset Lattice Spherical Vector Quantization with Low Complexity,
in: Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), (Prague, Czech Republic, 22.-27.5.2011), Piscataway, NJ, USA, Mai 2011, S. 485–488, ISBN: 978-1-45770-539-7, DOI: 10.1109/ICASSP.2011.5946446.
Krüger, H., Geiser, B. und Vary, P.:

Gosset Low Complexity Vector Quantization with Application to Audio Coding,
in: ITG-Fachtagung Sprachkommunikation, (Bochum, Germany, 6.-8.10.2011), Berlin: VDE Verlag GmbH, Okt. 2010, ISBN: 978-3-80073-300-2.
Heese, F., Esch, T., Geiser, B. und Vary, P.:

Noise Reduction for Wideband Speech Exploiting Spectral Dependencies Based on Conditional Estimation,
in: ITG-Fachtagung Sprachkommunikation, (Bochum, Germany, 6.-8.10.2011), Berlin: VDE Verlag GmbH, Okt. 2010, ISBN: 978-3-80073-300-2.
Geiser, B., Roggendorf, M. und Vary, P.:

Multi-Band Pre-Echo Control Using a Filterbank Equalizer,
in: Proceedings of European Signal Processing Conference (EUSIPCO), (Aalborg, Denmark, 23.-27.8.2011), Leuven, Belgium, Aug. 2010, S. 244–248.
Esch, T., Heese, F., Geiser, B. und Vary, P.:

Wideband Noise Suppression Supported by Artificial Bandwidth Extension Techniques,
in: Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), (Dallas, TX, USA), März 2010, S. 4790–4793.
Thomas, M. R. P., Geiser, B., Gudnason, J., Naylor, P. A. und Vary, P.:

Voice Source Estimation for Artificial Bandwidth Extension of Telephone Speech,
in: Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), (Dallas, TX, USA), März 2010, S. 4794–4797.
Geiser, B., Krüger, H. und Vary, P.:

Super-Wideband Bandwidth Extension for Wideband Audio Codecs Using Switched Spectral Replication and Pitch Synthesis,
in: Proceedings of German Annual Conference on Acoustics (DAGA), (Berlin, Germany, 15.-18.3.2010), Berlin, März 2010, S. 663–664.
Geiser, B., Kraemer, S., Weinstock, J., Heese, F., Jeub, M., Esch, T., Leupers, R. und Vary, P.:

Matlab and the GNU Debugger: A Powerful Duo for Implementing DSP Algorithms?,
in: IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), (Dallas, TX, USA), März 2010.
– Show and Tell Demonstration –.
Löllmann, H. W., Hildenbrand, M., Geiser, B. und Vary, P.:

IIR QMF-Bank Design for Speech and Audio Subband Coding,
in: Proceedings of IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA), (New Paltz, NY, USA), Okt. 2009, S. 269–272, ISBN: 978-1-42443-679-8.
Geiser, B., Kraemer, S., Weinstock, J., Leupers, R. und Vary, P.:

An Integrated Algorithm and Software Debugging Tool for Signal Processing Applications,
in: Proceedings of System, Software, SoC and Silicon Debug Conference (S4D), (Sophia Antipolis, France), Sep. 2009.
Krüger, H., Schumacher, T., Esch, T., Geiser, B. und Vary, P.:

RTPROC: Rapid Real-Time Prototyping for Audio Signal Processing,
in: Konferenz Elektronische Sprachsignalverarbeitung (ESSV), (Dresden, Germany, 21.-23.9.2009), Band 1, TUDpress Verlag der WIssenschaften, Sep. 2009, S. 158–166, ISBN: 978-3-94129-831-6.
Geiser, B. und Vary, P.:

Joint Pre-Echo Control and Frame Erasure Concealment for VoIP Audio Codecs,
in: Proceedings of European Signal Processing Conference (EUSIPCO), (Glasgow, Scotland), Aug. 2009, S. 1259–1263.
Geiser, B., Krüger, H., Löllmann, H. W., Vary, P., Zhang, D., Wan, H., Li, H. T. und Zhang, L. B.:

Candidate Proposal for ITU-T Super-Wideband Speech and Audio Coding,
in: Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), (Taipei, Taiwan), Apr. 2009, S. 4121–4124, ISBN: 978-1-42442-354-5.
Krüger, H., Schreiber, R., Geiser, B. und Vary, P.:

On Logarithmic Spherical Vector Quantization,
in: Proceedings of International Symposium on Information Theory and its Applications (ISITA), (Auckland, New Zealand), Dez. 2008, S. 600–605, ISBN: 978-1-42442-069-8.
Geiser, B., Mertz, F. und Vary, P.:

Steganographic Packet Loss Concealment for Wireless VoIP,
in: ITG-Fachtagung Sprachkommunikation, (Aachen, Germany), VDE Verlag GmbH, Okt. 2008, ISBN: 978-3-80073-120-6.
Geiser, B. und Vary, P.:

Beyond Wideband Telephony - Bandwidth Extension for Super-Wideband Speech,
in: Proceedings of German Annual Conference on Acoustics (DAGA), (Dresden, Germany), März 2008, S. 635–636, ISBN: 978-3-98086-594-4.
– Special Session "Wideband Speech Revisited" –.
Geiser, B. und Vary, P.:

High Rate Data Hiding in ACELP Speech Codecs,
in: Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), (Las Vegas, NV, USA), März 2008, S. 4005–4008, ISBN: 978-1-42441-483-3.
Geiser, B., Ragot, S. und Taddei, H.:

Embedded Speech Coding: From G.711 to G.729.1,
in: Advances in Digital Speech Transmission, hrsg. von Martin, R., Heute, U. und Antweiler, C., Chichester, UK: John Wiley & Sons, Ltd., Jan. 2008, Kap. 8, S. 201–247, ISBN: 978-0-47051-739-0.
Geiser, B., Jax, P., Vary, P., Taddei, H., Schandl, S., Gartner, M., Guillaumé, C. und Ragot, S.:

Bandwidth Extension for Hierarchical Speech and Audio Coding in ITU-T Rec. G.729.1,
in: IEEE Transactions on Audio, Speech, and Language Processing, Band 15, Nr. 8, Nov. 2007, S. 2496–2509, ISSN: 1558-7916.
Vary, P. und Geiser, B.:

Steganographic Wideband Telephony Using Narrowband Speech Codecs,
in: Conference Record of Asilomar Conference on Signals, Systems, and Computers (ACSSC), (Pacific Grove, CA, USA), Nov. 2007, S. 1475–1479.
– Invited Talk –.
Geiser, B., Taddei, H. und Vary, P.:

Artificial Bandwidth Extension without Side Information for ITU-T G.729.1,
in: Proceedings of European Conference on Speech Communication and Technology (INTERSPEECH), (Antwerp, Belgium, 27.-31.8.2007), Aug. 2007, S. 2493–2496.
Geiser, B. und Vary, P.:

Estimation of Bandwidth Extension Parameters in ITU-T G.729.1,
in: Proceedings of ETSI Workshop on Speech and Noise in Wideband Communication, (Sophia Antipolis, France), Mai 2007.
Ragot, S., Kövesi, B., Trilling, R., Virette, D., Duc, N., Massaloux, D., Proust, S., Geiser, B., Gartner, M., Schandl, S., Taddei, H., Gao, Y., Shlomot, E., Ehara, H., Yoshida, K., Vaillancourt, T., Salami, R., Lee, M. S. und Kim, D. Y.:

ITU-T G.729.1: An 8-32 kbit/s Scalable Coder Interoperable with G.729 for Wideband Telephony and Voice over IP,
in: Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), (Honolulu, Hawai'i, USA), Band IV, Apr. 2007, S. 529–532.
Geiser, B. und Vary, P.:

Backwards Compatible Wideband Telephony in Mobile Networks: CELP Watermarking and Bandwidth Extension,
in: Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), (Honolulu, Hawai'i, USA), Band IV, Apr. 2007, S. 533–536.
– Awarded with the "2007 IEEE Spoken Language Processing Grant" –.
Geiser, B., Jax, P., Vary, P., Taddei, H., Gartner, M. und Schandl, S.:

A Qualified ITU-T G.729EV Codec Candidate for Hierarchical Speech and Audio Coding,
in: Proceedings of IEEE International Workshop on Multimedia Signal Processing (MMSP), (Victoria, BC, Canada), Okt. 2006, S. 114–118.
Jax, P., Geiser, B., Schandl, S., Taddei, H. und Vary, P.:

An Embedded Scalable Wideband Codec based on the GSM EFR Codec,
in: Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), (Toulouse, France), Band I, Mai 2006, S. 5–8.
Jax, P., Geiser, B., Schandl, S., Taddei, H. und Vary, P.:

A Scalable Wideband "Add-On" for the G.729 Speech Codec,
in: ITG-Fachtagung Sprachkommunikation, (Kiel, Germany), Apr. 2006.
Geiser, B., Jax, P. und Vary, P.:

Artificial Bandwidth Extension of Speech Supported by Watermark-Transmitted Side Information,
in: Proceedings of European Conference on Speech Communication and Technology (INTERSPEECH), (Lisbon, Portugal), Sep. 2005, S. 1497–1500.
Geiser, B., Jax, P. und Vary, P.:

Robust Wideband Enhancement of Speech by Combined Coding and Artificial Bandwidth Extension,
in: Proceedings of International Workshop on Acoustic Echo and Noise Control (IWAENC), (Eindhoven, The Netherlands), Sep. 2005, S. 21–24.
Geiser, B., Jax, P. und Vary, P.:

Backwards-Compatible Wideband Speech Coding,
in: Sitzung der ITG-Fachgruppe "Angewandte Informationstheorie", (Aachen, Germany), Apr. 2005.

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Bernd Geiser – Veröffentlichungen

Dipl.-Ing. Bernd Geiser

Wissenschaftlicher Mitarbeiter