TU Berlin

Quality and Usability LabPatrick Ehrenbrink

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Patrick Ehrenbrink


Research Field


User Experience

Research Topics

Evaluation of Context-Aware Interactive Systems

User Traits, especially Psychological Reactance

Intelligent Personal Assistants, Human-Agent Interaction, Social Robots, Embodied Conversational Agents



Patrick Ehrenbrink studied Cognitive Science (B.Sc.) at Osnabrück University and Human Factors (M.Sc.) at TU Berlin. Since 2013, he is working as a researcher at the Quality and Usability Lab.


Current Project

Social Psychological Aspects of Smart Homes

FaceBot 2.0



Past Projects

EIT ICT Education Research Program 2014


Universal Home Control Interfaces@ConnectedUsability



Medieninformatik Einführung Übung (German, 2015 - present)

MOOC@TU9 (German, 2014)

Multimodal Interaction Practice (English, 2013 - 2017)

Multimodal Interaction MOOC (English, since 2018)


Teaching Projects

Projekt Medienerstellung: Vergleich Auge - Kamera
Creating teaching material on structure, functionality and optical properties of the human eye and a camera. 

E-Learning Project 
Evaluation and analysis of methods to assess study success.

E-Learning Project 
Comparison of different teaching materials on their effect on study success.

E-Learning Project 
Implementation of  an adaptive tutoring system.

Smart Picture Frame A
Benchmarking of face detection algorythms

Smart Picture Frame B
Benchmarking of face recognition algorythms

Smart Picture Frame C
Implementation of face detection and recognition into a prototypical smartphone application that can recognize faces and show  photos of the same person from a database.

Intelligent Personal Assistant Paradigma 
reating a paradigma to compare the three big IPAs Siri, Cortana and Google Now.

Multimodal Interaction MOOC concept
Conceptualization of a Massive Open Online Course on Multimodal Interaction.

A Museum Experience with Virtual Reality
Storytelling in virtual reality to enhance a museum experience.

Quality and Usability Lab
Deutsche Telekom Laboratories
TU Berlin
Ernst-Reuter-Platz 7
D-10587 Berlin, Germany

Tel: +4930 8353 54211


Messung und Bewertung der Usability in Smart Home-Umgebungen

Engelbrecht, Klaus-Peter and Ehrenbrink, Patrick and Hillmann, Stefan and Möller, Sebastian

Proc. of VDE Kongress 2014. Smart Cities. Intelligente Lösungen für das Leben in der Zukunft. VDE-Verlag, 140–145. 2014

Download Bibtex Eintrag

Messung und Bewertung der Usability in Smart Home-Umgebungen - VDE-ITG-Richtlinie

Engelbrecht, Klaus-Peter and Hillmann, Stefan and Ehrenbrink, Patrick and Schulz, Matthias and Möller, Sebastian

VDE/ITG. 2014

Download Bibtex Eintrag

Investigating the social facilitation effect in human-robot-interaction

Wechsung, Ina and Ehrenbrink, Patrick and Schleicher, Robert and Möller, Sebastian

Natural Interaction with Robots, Knowbots and Smartphones Putting Spoken Dialog Systems into Practice. Springer, 167–177. 2014

Download Bibtex Eintrag

Development and Validation of the Conversational Agents Scale (CAS)

Wechsung, Ina and Weiss, Benjamin and Ehrenbrink, Patrick and Möller, Sebastian

Proc. Interspeech. ISCA, 1106–1110. 2013

Download Bibtex Eintrag



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