Dept. of Medical Physics and Acoustics 
Signal Processing Division 
D-26111 Oldenburg 

Tel: +49-441-798 5470 
Fax: +49-441-798 3902 

Map and directions




Prof. Dr. ir. Simon Doclo
Head of Group 

Office: W30 3-311 
Tel: +49-441-798 3344 

Administrative and technical support

Katja Warnken 
Administrative support 

Office: W30 3-312 
Tel: +49-441-798 5470 

Christoph Scheicht
Technical support 

Office: W2 1-164 
Tel: +49-441-798 3568 

Postdoctoral researchers

Piero Rivera Benois
Active noise and
occlusion control

Kai Siedenburg 
Music Perception and Processing, Research Group Leader

Rafael Attili Chiea
Signal processing
for cochlear implants

PhD students

Klaus Brümann
Microphone array
geometry calibration

Henri Gode
Multi-microphone noise
reduction and dereverberation

Ulrik Kowalk (*)
Signal enhancement with
preservation of localization cues

Wiebke Middelberg
Speech processing in
acoustic sensor networks

Mattes Ohlenbusch (°)
Speech communication using
in-ear microphone

Ragini Sinha (°)
Speaker extraction using
deep neural networks

Reza Varzandeh (co-supervision)
Binaural computational
acoustic scene analysis 

Daniel Fejgin
Binaural source localisation
and mapping

Raj Gohil (°)
Acoustic event detection and

Anselm Lohmann
Distributed algorithms for joint 
dereverberation and noise reduction 

Kaspar Müller
Distributed algorithms for 
speech communication in a car 

Stepan Shishkin (°)
Active learning for sound event 
classification and detection 


Marvin Tammen  
Speech enhancement using
deep neural networks

BSc/MSc students

Veranika Boukun
Semi-supervised source

Johannes Rüsing 
Multi-microphone speech

(Changed: 2022-05-06)