2014
On noise propagation in closed-loop linear predictive coding.
Proceedings of the IEEE International Conference on Acoustics, 2014
On Reverse Waterfilling in Closed-Loop LPC with Noise Shaping.
Proceedings of the 11th ITG Symposium on Speech Communication, 2014
A Differential Microphone Array with Input Level Alignment, Directional Equalization and Fast Notch Adaptation for Handsfree Communication.
Proceedings of the 11th ITG Symposium on Speech Communication, 2014
2013
Backwards-compatible error propagation recovery for the amr codec over erasure channels.
Proceedings of the IEEE International Conference on Acoustics, 2013
Speech bandwidth extension based on in-band transmission of higher frequencies.
Proceedings of the IEEE International Conference on Acoustics, 2013
Artificial Bandwidth Extension of Wideband Speech by Pitch-Scaling of Higher Frequencies.
Proceedings of the 43. Jahrestagung der Gesellschaft für Informatik, 2013
2012
PATHS TOWARD HD-VOICE COMMUNICATION.
Proceedings of the IWAENC 2012 - International Workshop on Acoustic Signal Enhancement, Proceedings, RWTH Aachen University, Germany, September 4th, 2012
Steganographic Pulse-Based Recovery for Robust ACELP Transmission over Erasure Channels.
Proceedings of the Advances in Speech and Language Technologies for Iberian Languages, 2012
2011
Gosset lattice spherical vector quantizationwith lowcomplexity.
Proceedings of the IEEE International Conference on Acoustics, 2011
2010
Voice source estimation for artificial bandwidth extension of telephone speech.
Proceedings of the IEEE International Conference on Acoustics, 2010
Wideband noise suppression supported by artificial bandwidth extension techniques.
Proceedings of the IEEE International Conference on Acoustics, 2010
Multi-band pre-echo control using a filterbank equalizer.
Proceedings of the 18th European Signal Processing Conference, 2010
Gosset Low Complexity Vector Quantization with Application to Audio Coding.
Proceedings of the 9. ITG-Fachtagung Sprachkommunikation 2010, 2010
Noise Reduction for Wideband Speech Exploiting Spectral Dependencies Based on Conditional Estimation.
Proceedings of the 9. ITG-Fachtagung Sprachkommunikation 2010, 2010
2009
IIR QMF-bank design for speech and audio subband coding.
Proceedings of the IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, 2009
Candidate proposal for ITU-T super-wideband speech and audio coding.
Proceedings of the IEEE International Conference on Acoustics, 2009
Joint pre-echo control and frame erasure concealment for VoIP audio codecs.
Proceedings of the 17th European Signal Processing Conference, 2009
2008
High rate data hiding in ACELP speech codecs.
Proceedings of the IEEE International Conference on Acoustics, 2008
2007
Bandwidth Extension for Hierarchical Speech and Audio Coding in ITU-T Rec. G.729.1.
IEEE Trans. Speech Audio Process., 2007
Artificial bandwidth extension without side information for ITU-t g.729.1.
Proceedings of the 8th Annual Conference of the International Speech Communication Association, 2007
ITU-T G.729.1: AN 8-32 Kbit/S Scalable Coder Interoperable with G.729 for Wideband Telephony and Voice Over IP.
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Proceedings of the IEEE International Conference on Acoustics, 2007
Backwards Compatible Wideband Telephony in Mobile Networks: CELP Watermarking and Bandwidth Extension.
Proceedings of the IEEE International Conference on Acoustics, 2007
2006
A Qualified ITU-T G.729EV Codec Candidate for Hierarchical Speech and Audio Coding.
Proceedings of the IEEE 8th Workshop on Multimedia Signal Processing, 2006
An Embedded Scalable Wideband Codec Based on the GSM EFR Codec.
Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006
2005
Artificial bandwidth extension of speech supported by watermark-transmitted side information.
Proceedings of the 9th European Conference on Speech Communication and Technology, 2005