Artificial bandwidth extension of speech supported by watermark-transmitted side information. - Bernd Geiser; Peter Jax; Peter Vary (INTERSPEECH, 2005)

An Embedded Scalable Wideband Codec Based on the GSM EFR Codec. - Peter Jax; Bernd Geiser; Stefan Schandl; Hervé Taddei; Peter Vary (ICASSP (1), 2006)

A Qualified ITU-T G.729EV Codec Candidate for Hierarchical Speech and Audio Coding. - Bernd Geiser; Peter Jax; Peter Vary; Hervé Taddei; Martin Gartner; Stefan Schandl (MMSP, 2006)

Backwards Compatible Wideband Telephony in Mobile Networks: CELP Watermarking and Bandwidth Extension. - Bernd Geiser; Peter Vary (ICASSP (4), 2007)

ITU-T G.729.1: AN 8-32 Kbit/S Scalable Coder Interoperable with G.729 for Wideband Telephony and Voice Over IP. - Stéphane Ragot; Balázs Kövesi; Romain Trilling; David Virette; Nicolas Duc; Dominique Massaloux; Stéphane Proust; Bernd Geiser; Martin Gartner; Stefan Schandl; Hervé Taddei; Yang Gao; et al. (ICASSP (4), 2007)

Artificial bandwidth extension without side information for ITU-t g.729.1. - Bernd Geiser; Hervé Taddei; Peter Vary (INTERSPEECH, 2007)

Bandwidth Extension for Hierarchical Speech and Audio Coding in ITU-T Rec. G.729.1. - Bernd Geiser; Peter Jax; Peter Vary; Hervé Taddei; Stefan Schandl; Martin Gartner; Cyril Guillaume; Stéphane Ragot (IEEE Trans. Speech Audio Process., 2007)

High rate data hiding in ACELP speech codecs. - Bernd Geiser; Peter Vary (ICASSP, 2008)

Joint pre-echo control and frame erasure concealment for VoIP audio codecs. - Bernd Geiser; Peter Vary (EUSIPCO, 2009)

Candidate proposal for ITU-T super-wideband speech and audio coding. - Bernd Geiser; Hauke Krüger; Heinrich W. Löllmann; Peter Vary; Deming Zhang; Hualin Wan; Hai Ting Li; Li Bin Zhang (ICASSP, 2009)

IIR QMF-bank design for speech and audio subband coding. - Heinrich W. Löllmann; Matthias Hildenbrand; Bernd Geiser; Peter Vary (WASPAA, 2009)

Noise Reduction for Wideband Speech Exploiting Spectral Dependencies Based on Conditional Estimation. - Florian Heese; Thomas Esch; Bernd Geiser; Peter Vary (Sprachkommunikation, 2010)

Gosset Low Complexity Vector Quantization with Application to Audio Coding. - Hauke Krüger; Bernd Geiser; Peter Vary (Sprachkommunikation, 2010)

Multi-band pre-echo control using a filterbank equalizer. - Bernd Geiser; Martin Roggendorf; Peter Vary (EUSIPCO, 2010)

Wideband noise suppression supported by artificial bandwidth extension techniques. - Thomas Esch; Florian Heese; Bernd Geiser; Peter Vary (ICASSP, 2010)

Voice source estimation for artificial bandwidth extension of telephone speech. - Mark R. P. Thomas; Jón Guðnason; Patrick A. Naylor; Bernd Geiser; Peter Vary (ICASSP, 2010)

Gosset lattice spherical vector quantizationwith lowcomplexity. - Hauke Krüger; Bernd Geiser; Peter Vary; Hai Ting Li; Deming Zhang (ICASSP, 2011)

Steganographic Pulse-Based Recovery for Robust ACELP Transmission over Erasure Channels. - Domingo López-Oller; Angel M. Gomez; José L. Pérez-Córdoba; Bernd Geiser; Peter Vary (IberSPEECH, 2012)

PATHS TOWARD HD-VOICE COMMUNICATION. - Bernd Geiser (IWAENC, 2012)

Artificial Bandwidth Extension of Wideband Speech by Pitch-Scaling of Higher Frequencies. - Bernd Geiser; Peter Vary (GI-Jahrestagung, 2013)

Speech bandwidth extension based on in-band transmission of higher frequencies. - Bernd Geiser; Peter Vary (ICASSP, 2013)

Backwards-compatible error propagation recovery for the amr codec over erasure channels. - Angel M. Gomez; José L. Pérez-Córdoba; Bernd Geiser (ICASSP, 2013)

A Differential Microphone Array with Input Level Alignment, Directional Equalization and Fast Notch Adaptation for Handsfree Communication. - Bernd Geiser; Hauke Krüger; Peter Vary; Detlef Wiese (ITG Symposium on Speech Communication, 2014)

On Reverse Waterfilling in Closed-Loop LPC with Noise Shaping. - Hauke Krüger; Bernd Geiser; Peter Vary (ITG Symposium on Speech Communication, 2014)

On noise propagation in closed-loop linear predictive coding. - Hauke Krüger; Bernd Geiser; Peter Vary (ICASSP, 2014)