Workshop on Telecommunication Quality beyond 2015

  • 21-22 October 2015Add this to my calendar
  • There is no charge for this event
  • Vienna, Austriaexpand

ETSI TC STQ organised a workshop on "Telecommunication Quality beyond 2015". The event, hosted by A1 Telekom Austria, took place in Vienna, Austria, on 21-22 October 2015.


TC STQ is responsible for standardization relating to terminals and networks for speech and media quality, end-to-end single media and multimedia transmission performance, Quality of Service (QoS) parameters for networks and services and Quality of Experience (QoE) descriptors and methods.

This workshop on "Telecommunication Quality beyond 2015" aimed at connecting experts working in this area and providing them the opportunity to present their work and share their experiences.

Objectives of the workshop

The main objectives of the workshop were to:

  • Discuss hot issues from a terminal quality perspective
  • Discuss different perspectives of Quality of Experience
  • Present information about future conferencing systems, end-to-end architecture for improvements in QoS
  • Exchange information and establish relationships between research, state and industrial organizations involved in the topic
  • Discuss Quality Aspects of Streaming over HTTP

Target Audience

  • Operators
  • Manufacturers
  • Regulators
  • Research Bodies

Programme Committee

  • Martin Brand, Telekom Austria AG
  • Ochs Gernot, Vodafone GmbH
  • Hans W. Gierlich, HEAD AcousticsGmbH
  • Jan Holub, s.r.o (Ltd.)
  • Scott Isabelle, Audience, Inc.
  • Andreas Kamcke, Gigaset Communications GmbH
  • Jean-Yves Monfort, JYM C.I.S.
  • Peter Počta, Ministry of Transport
  • Joachim Pomy, s.r.o (Ltd.)
  • Carmine Rizzo, ETSI

21 October

Agenda Day 1: Wednesday 21 October 2015

09:00 Welcome address
Alexander Jenbar, A1 Telekom Austria
  Introduction on ETSI TC STQ Work
Andreas Kamcke, ETSI TC STQ Chairman
Gigaset Communications GmbH
  Introduction to ETSI
Carmine Rizzo, ETSI TC STQ Technical Officer
ETSI Secretariat
09:30- 11:00 SESSION 1: SPEECH, AUDIO, VIDEO AND AUDIOVISUAL QUALITY - Part I: auditory testing & modelling
Chair: Joachim Pomy, s.r.o (Ltd.)
09:30 Modelling conversational speech quality for different call situations under delay influence – an E-Model extension
Sebastian Egger, AIT Austrian Institute of Technology GmbH
09:45 Subjective IVS Testing Procedure using Different Languages
Frank Kettler, HEAD acoustics GmbH
10:00 Inter-Laboratory Result Comparison of P.835 Listening Subjective Tests
Jan Holub, Czech Technical University, Faculty of Electrical Engineering, Dept. of Measurement
10:15 From pure technical viewing quality to more realistic audiovisual QoE testing
Werner Robitza, Deutsche Telekom AG
10:30 Questions & Answers
11:00 Coffee & Networking Break
11:30-13:00 SESSION 2: SPEECH, AUDIO, VIDEO AND AUDIOVISUAL QUALITY - Part II: instrumental testing
Chair: Peter Pocta, University of Zilina 
11:30 Near-end listening enhancement algorithms – approaches for measurement and evaluation
Jan Reimes, HEAD acoustics GmbH
11:45 Standards open two different ways for defining voice signal levels - A burden from the past
Andreas Kamcke, Gigaset Communications GmbH

Black Box delay testing of WEBRTC
Melvin Hugh, National University of Ireland

12:15  Understanding, Testing and Optimizing the Perceived Video Quality of OTT VoD Streaming Services
C. Schmidmer, OPTICOM GmbH, Germany
12:30 Questions & Answers
13:00 Networking Lunch
Chair: Andreas Kamcke,  Gigaset Communications GmbH
14:00 Using real apps for performance testing in mobile networks
Wolfgang Balzer, Focus Infocom GmbH
14:15 QoS and QoE of Digital Financial Services (DFS)
Joachim Pomy, s.r.o (Ltd.)
14:30 Understanding QoE in Cellular Networks: from Lab Studies to Measurements in the Field
Pedro Casas, Telecommunications Research Center Vienna (FTW)
14:45 DECT applications beyond telecom
Flemming Hynkmejer, RTX A/S
15:00 Questions & Answers
15:30 Coffee & Networking break
Chair: Jan Holub, FEE CTU Prague
16:00 Study on panel based assessment of subjective quality and future integration with crowdsourcing and technical measurements in mobile networks
Wolfgang Balzer, Focus Infocom GmbH
16:15 Tunisian project and experience in Evaluation QoE/QoS all over the country: regulatory approach
Garali Wajdi, National Telecommunication Regulatory Authority of Tunisia
16:30 Economics of Quality of Experience in the future Internet of People (IoP)
Peter Reichl, Research Group Cooperative Systems (COSY) - University of Vienna
16:45 An SDN-based QoE-Service for Dynamically Enhancing the Performance of OTT Applications
Eirini Liotou, National & Kapodistrian University of Athens
17:00 Questions & Answers
17:30 Networking Cocktail

22 October

Agenda Day 2: Thursday 22 October 2015

09:00-10:15 SESSION 5: SPEECH, AUDIO, VIDEO AND AUDIOVISUAL QUALITY - part III: instrumental testing
Chair: Hans W. Gierlich,  HEAD acoustics GmbH

Black box analysis of WebRTC jitter buffer behaviour and impact on POLQA
Melvin Hugh, National University Ireland, Galway

09:15  Estimation of the P.835 Subjective Test Result G-MOS using S-MOS and N-MOS values
Jan Holub, Czech Technical University, Faculty of Electrical Engineering, Dept. of Measurement
09:30 Echo attenuation issues in handheld mode and test specifications for smartphones
Antti Kelloniemi, Skype, Microsoft Corporation
09:45 Questions & Answers
10:15 Coffee & Networking Break
10:45-12:15 SESSION 6: SPEECH, AUDIO, VIDEO AND AUDIOVISUAL QUALITY - part IV: new applications & methods
Chair: Joachim Pomy, s.r.o. (Ltd.)
10:45 Towards a Universal Quality Scale for Narrowband, Wideband and Fullband Speech Services
Sebastian Möller, Quality and Usability Lab, Telekom Innovation Labs, TU Berlin & Jens Berger, SwissQual AG – A Rohde & Schwarz Company
11:00 Influence of the Positioning of Handsets During Conversations on the Speech Transmission Quality
Serafimov Radi, HEAD acoustics GmbH
11:15 QoS Optimisation over WiFi via Timing - an SDN approach
Melvin Hugh, National University Ireland, Galway
11:30 Subjective and Objective Assessment of Perceived Audio Quality of Current Digital Audio Broadcasting Systems and Web-Casting Applications
Peter Pocta, University of Zilina, Faculty of Electrical Engineering, Department of Telecommunications and Multimedia
11:45 Questions & Answers
12:15 Networking Lunch
Chair: Scott Isabelle,  Audience Inc.
13:30  Speech quality in car emergency call situations – what’s different to ordinary hands-free communication?
H. W. Gierlich, HEAD acoustics GmbH
13:45  New approach to solve an old problematic detail in subjective testing by using an Emotion Detector
Andreas Kamcke, Gigaset Communications GmbH
14:00 Using electroencephalography to gain insights into the perception of different levels of quality
Sebastian Arndt, Jan-Niklas Antons, Sebastian Möller, Technische Universität Berlin QU Lab
14:15 Questions & Answers
14:45 Coffee & Networking break
Chair: Martin Brand,  Telekom Austria AG
15:15 Assessing and quantifying the impact of network bandwidth fluctuations on Web-QoE
Andreas Sackl, The Telecommunications Research Center Vienna (FTW)
15:30  Tool for Analyzing QoE of YouTube HTTP Adaptive Streaming in Mobile Networks
Raimund Schatz, FTW & Florian Wamser, University of Wuerzburg, Germany
15:45 Decompiling QoE
Christos Tsiaras, University of Zurich

Towards an open architecture for QoE management
Martin Varela, VTT Technical Research Centre of Finland Ltd.

16:15 Questions & Answers
Chair: Andreas Kamcke, ETSI TC STQ Chairman, Gigaset Communications GmbH
  Wrap-up and conclusions
17:15 End of the Workshop


 Speakers' biographies

Sebastian Arndt, Technische Universitat BerlinSebastian Arndt, Technische Universität Berlin QU Lab
Sebastian Arndt is a researcher at the Quality and Usability Lab of the Telekom Innovation Laboratories, TU Berlin. He studied Computer Science at Technische Universität Berlin and received his diploma in 2010. During his studies, Sebastian worked as a student assistant in the area of mobile & physical interaction at T-Labs. His current research focus is on physiological changes during the perception of audiovisual quality. 2012 he was a visiting researcher at MuSAE Lab (Montreal, Canada) in order to work on multimodal neural correlates for synthesized speech.   

Wofgang BALZER, Focus Infocom GmbH

Wolfgang Balzer, Focus Infocom GmbH
Dr. Wolfgang Balzer is co-owner and Managing Director of Focus Infocom GmbH, a manufacturer of test and measurement systems for mobile networks. He is responsible for product R&D, international marketing and business development. His current specialization focus is on QoS and QoE related fields. In standardization, he is active in STQ MOBILE. Recently, he published a book on QoS and QoE in mobile networks (Springer 
History: After PhD graduation in 1989 in the field of laser technology and nonlinear optics, Dr. Balzer spent one year at the Mitsubishi Electric Central research Lab in Osaka, working on neural networks and optical neurochips. Thereafter, he co-founded Focus Optik GmbH, specializing in optical measurement technologies and industrial measurements. In 1993 he founded Focus Infocom GmbH, first heading software development before shifting towards his current fields of work. During this time, he also worked as a university lecturer for software engineering.

Martin Brand A1-Telekom AustriaMartin Brand, A1 Telekom Austria
Martin Brand finished his communications engineering and information technology studies at the University of Zagreb in 1988. Since then, he has worked for A1-Telekom Austria. He is currently working in the department of Service Network Planning. His expertise covers ISDN, ISUP, INAP, H.323, SIP and IMS protocols as well as Quality of Service in the VoIP area. Martin Brand is the author and editor of more than 60 ETSI and ITU-T published Standards and Recommendations.
Currently he is Vice chairman of  ITU-T SG11, Chairman of  ITU-T SG11 WP4,  Chairman of  ITU-T JCA-CIT  and Vice chairman of  ETSI TC INT.

Pedro CasasPedro Casas, FTW
Dr. Casas is Senior Researcher at the Telecommunications Research Center Vienna (FTW) in Austria, working as project manager and technical work leader. Recent projects include QoE modeling, monitoring, and assessment in cellular networks (ACE project, together with A1 and Vodafone) and large scale network traffic monitoring and analysis (mPlane project, together with Telefonica and Telecom Italia among others). He received an Electrical Engineering degree from the University of the Republic, Uruguay in 2005, and a Ph.D. degree in Computer Science from Télécom Bretagne, France in 2010. He held a Postdoctoral Research Fellowship at the french research lab LAAS-CNRS in Toulouse between 2010 and 2011. His main research areas span the monitoring and analysis of network traffic, network security and anomaly detection, QoE modeling and automatic assessment, as well as machine-learning and data mining based approaches for Networking. Dr. Casas has published more than 75 Networking research papers (45 as main author) in major international conferences and journals, and has received 7 paper awards in the last 6 years.

eggerSebastian Egger, AIT
Sebastian Egger is Scientist at AIT, working on Technology Experience and QoE evaluation in the domains of human-to-human mediated interaction, interactive data services and online video. He holds a Dipl.-Ing. and doctoral degree in electrical engineering from Graz University of Technology as well as a Mag.phil. in Sociology from University of Graz. Since 2010 he participates in standardization activities of the ETSI STQ and ITU-T Study Group 12 on Performance, QoS and QoE where he successfully acted as an editor for two new standards on Web QoE, namely ITU-T G.1031 and ITU-T P.1501. He is author of numerous conference and journal papers and acts as reviewer and TPC member for international conferences and journals such as IEEE ICME and IEEE Transactions on Image Processing.
On a European level he has been actively involved in COST 298, COST IC1003 QUALINET and the CELTIC project QuEEN. His main research interests in QoE are quality evaluation for speech, video and interactive video services as well as behavioural aspects of transmission quality changes.

Garali WajdiWajdi Garali, National Regulation Authority, Tunisia
Mr Garali Wajdi is the department head of Internet QoS at the National Regulation Authority in Tunisia. He lead since 6 years many projects regarding the QoS assessment at large scale in Tunisia, he experienced and managed national projects evaluating both network and services performance of ISP and operators.
He received his Telecom Engineer degree from the National Institute of Applied Sciences and Technology, and he held his master degree on communications and networks from the Polytechnical School with related works in TIMA Lab at INP Grenoble. His research interests are in performance enhancement with regards to Quality of Experience and in Quality of service in multi access networks handover. he is pursuing his phD in this area at ENIT school
Mr Garali has worked at his beginning in telco companies in France (SagemCom, Bouygues) before moving to the regulator of his country. Mr Garali is acting also with LMAP (Large-Scale Measurement of Broadband Performance) WG in IETF, he is involved in many organization and accountability to issue like Internet Governance, net neutrality, he is the Tunisian Representative in GAC (Government Advisor Group) of ICANN. During this time he is an active member of ISOC chapter Tunisia.
In Parallel Mr Garali is an expert teacher in engineer schools in Tunisia (INSAT and ENSIT), he teaches inter alia classes focused on performance evaluation and protocol engineering. He supervises many industrial and academic projects dealing with telecom and QoS issues.

Hans Wilhelm Gierlich,  HEAD acoustics GmbHHans Wilhelm Gierlich, HEAD acoustics GmbH
Dr.-Ing. H. W. Gierlich started his professional career in 1983 at the Institute for Communication Engineering at RWTH, Aachen. In 1988 February he received a Ph. D. in electrical engineering. In 1989 he joined HEAD acoustics Inc. in Aachen as vice president. Since 1999 he is head of the HEAD acoustics telecom division. Since 2014 he is managing director at HEAD acoustics.
He is mainly involved in acoustics, speech signal processing and its perceptual effects, QOS & QOE topics, measurement technology and speech transmission quality. He is active in ITU-T, ETSI, 3GPP, GCF, IEEE, TIA, CTIA, DKE and VDA and vice chair of the ETSI technical committee STQ and was chair of the ITU-T focus group CarCom. He is Rapporteur for various questions in ITU-T SG12.
He is author of more than 150 scientific papers and holds five patents. He is member of ASA, IEEE, VDE and DEGA where he was chair of the “Speech Communication” committee.

Flemming Hynkmejer, RTX A/SFlemming Hynkemejer, RTX A/S
Flemming Hynkemejer is CEO and president for RTX A/S, a development and manufacturer of Wireless Solutions. The company is listed on the Danish Stock Exchange NASDAQ.
History: After graduation in 1989 in field of RF electronics, Flemming Hynkemejer entered the R&D dept. of Consumer Electronics manufacturer Bang & Olufsen working on TV satellite receivers and RF related R&D projects. After 8 years with one and a half as expat within Philips CE, working on DVB-S/C he left for an MBA prgramme at INSEAD in France. Thereafter he entered the telecom industry and worked with Danish TDC A/S for 13 years in various position, mainly CATV and Mobile. In 2013 he joined RTX.

holub janJan Holub, Czech Technical University
Jan Holub graduated from the Czech Technical University in Prague, Faculty of Electrical Engineering. His main research expertise is focused to the field of Objective and Subjective Speech Quality Measurement, where he published more than 80 published academic papers and two international patents. His other areas of expertise cover audio and video coding, signal processing and AD and DA conversion. He has been Chairman of the Organizing Committee for the MESAQIN (Measurement of Speech, Audio and Video Quality in Networks) Conference since 2001. In 1999, he established a company sro (Ltd.) dealing primarily with speech, audio and multimedia training and subjective testing, where multiple millions of subjective votes are collected every year. Dr. Holub become associated professor at CTU FEE in 2004 and is leading the Department of Measurement there since 2014. He participates in international standardisation activities (e.g. ETSI STFs 294, 436, 437) and is frequently consulted by companies within the industry.

Scott Isabelle Audience Inc.Scott Isabelle, Audience Inc.
Dr. Scott Isabelle studied electrical engineering at MIT (US) and biomedical engineering at Boston University (USA) where he received a Ph. D. focusing on binaural hearing.  After post-doctoral research on spatial hearing and intelligibility at the Air Force Research Lab (US), he joined Motorola leading activities in applying psychoacoustics to speech enhancement algorithm development, and participating in standardization work in hearing aid compatibility (ANSI ASC C63).  He joined Audience in 2009 continuing his work on applied psychoacoustics and participating in standardization related to speech quality in IEEE, CTIA, ITU-T, and ETSI.

Andreas Kamcke, Gigaset Communications GmbHAndreas Kamcke, Gigaset Communications GmbH
Andreas Kamcke's current responsibilities are as Manager Standards & Regulation of Gigaset Communications GmbH. He is accountable for the management and strategic direction of the worldwide standards projects.  In 1979, he graduated from the Technical University Berlin with a Diplom-Ingenieur in Electrical Engineering. After graduation Andreas spent five years at Technical University Berlin working on the research project “digital null-indicator for a.c. bridges”. He continued his professional work with telecommunication measurements. He led a team for elaborating test-beds for ISDN terminal equipment. That included speech quality, electro-acoustical measurements as well as protocol testing. After that he led product management and marketing teams for Protocol Testers for conformance testing (language TTCN). In Standardization he was Rapporteur of several standards. Furthermore Andreas was active in Regulation related groups like ITAAB (ISDN Type Approval Advisory Board). Currently he works in the ETSI OCG_R&TTED. Since 2011 Andreas is the Chairman of ETSI TC STQ.

Antti Kelloniemi, SKypeAntti Kelloniemi, Skype, a division of Microsoft Corporation
Dr. Antti Kelloniemi joined Skype, a division of Microsoft Corporation, in 2014. In his position as Principal Lead Program Manager, Dr. Kelloniemi focuses on audio and video quality of Skype on the full range of devices from headsets to conferencing room systems, and from smartphones to desktop computers. His work includes management of AV performance requirements for Skype logo certification and collaboration between Skype and device manufacturers. Before starting at Skype, he worked for Nokia as Quality Manager, owner of audio quality requirements for all Nokia products. Before that, after his doctoral graduation in 2006 from Helsinki University of Technology, Finland, he has worked in several R&D positions and co-authored altogether over a dozen scientific publications, patent applications, and patents. He has been actively involved in audio engineering education as chair of Finnish section of Audio Engineering Society in 2010-2014, vice chair of AES Technical Committee on Audio for Telecommunications in 2011-2015, and by instructing two master’s theses. Dr. Kelloniemi lives and works currently in Washington State, USA.

Franck Kettler HEAD Acoustic GmbHFranck Kettler, HEAD acoustics GmbH
F. Kettler, studied electrotechnique at the RWTH Aachen and joint HEAD acoustics GmbH in 1992. His work concentrates on the analysis of speech transmission quality, both for telecommunication networks and terminal equipment. The main topics are subjective and objective testing methods for speech controlled devices in conjunction with their correlation.

Eirini Liotou, National & Kapodistrian University of AthensEirini Liotou, National & Kapodistrian University of Athens
Eirini Liotou received the Diploma in Electrical & Computer Engineering from the National Technical University of Athens in 2006. She obtained the MSc in New Technologies of Informatics & Telecommunications from the University of Athens and the MSc in Communications & Signal Processing from the Imperial College of London. She has worked as a Software Engineer in Siemens AG and as a Senior Software Engineer in Siemens Enterprise Communications within the company’s R&D department for the SME business sector. She has also completed a 4-month secondment at Vodafone Group R&D, UK. Currently, she is working as a researcher in the Green, Adaptive and Intelligent Networking Group within the Communication Networks Laboratory of the Department of Informatics & Telecommunications in the University of Athens. In parallel, she is pursuing her PhD in the area of Quality of Experience (QoE) characterization and provision in LTE-A heterogeneous networks and towards 5G.

Hugh Melvin, NUI GalwayHugh Melvin, National University of Ireland, Galway
Dr. Hugh Melvin is based at the Discipline of Information Technology, NUI, Galway. His research scope extends to Internet Multimedia QoS & QoE, Timing Systems, Wireless Technologies, Cybersecurity for Critical Infrastructure, and Energy & Environmental Informatics.  Prior to NUI, Galway, he worked for 9 years in Power Engineering, latterly as  Maintenance Manager (Electrical & Control) for the 1000MW ESB Moneypoint Power Station.    With Dr. Michael Schukat, he co-manages the Performance Engineering  Laboratory Research Group and the OSNA Cybersecurity Research Group at NUI Galway. He serves as CoChair on the US NIST Cyber Physical Systems Academic Timing group and is a member of  the steering group for the Time Awareness in Applications, Computers, and Communication Systems interest group , and the Industry-based Timing conference – International Telecommunications Synchronisation Forum. He is active in the EU COST ACROSS project.

Sebastian MoellerSebastian Möller, Telekom Innovation Labs, TU Berlin
Sebastian Möller studied electrical engineering at the universities of Bochum (Germany), Orléans (France) and Bologna (Italy). From 1994 to 2005, he held the position of a scientific researcher at Ruhr-University Bochum and worked on speech signal processing, speech technology, communication acoustics, as well as on speech communication quality aspects. Since June 2005, he works at Telekom Innovation Laboratories, TU Berlin. He was appointed Professor at TU Berlin for the subject "Quality and Usability" in April 2007, and heads the "Quality and Usability Lab" at Telekom Innovation Laboratories. His research interests are in Quality of Experience, User Experience, mobile and multimodal interaction, and usable security and privacy. Since 1997, he has taken part in the standardization activities of the ITU-T and is currently acting as a Rapporteur for question Q.8/12

Peter PoctaPeter Pocta, University of Zilina
Peter POČTA received his M.Sc. and Ph.D. degrees in telecommunication from the University of Žilina, Faculty of Electrical Engineering, Slovakia in 2004 and 2007, respectively. During his Ph.D. study, he was awarded a number of fellowships. Firstly, he spent 3 months as an Erasmus student in the Department of Electrical Engineering and Information Technology, Chair of Telecommunications at the Dresden University of Technology, Germany where he collaborated on testing principles over ADSL access lines. Secondly, he was with Alcatel-Lucent, R&D center, Network Integration department, Stuttgart, Germany where he investigated an impact of some settings of WiMAX system on speech quality. He is currently an Associate Professor in the Department of Telecommunications and Multimedia at the University of Žilina and is involved with International Standardization through the ETSI TC STQ as well as ITU-T SG12. His research interests include speech, audio and video quality assessment, software-defined networking and cross-layer QoE management. He has published over 30 peer-reviewed papers in international journals and conferences including Acta Acustica united with Acustica, Speech Communication (Elsevier), Computer Standards & Interfaces (Elsevier), AEÜ - International Journal of Electronics and Communications (Elsevier), MESAQIN and QoMEX conferences. He also serves as an external reviewer for Journal of Systems and Software (Elsevier), Computer Standards & Interfaces (Elsevier), Speech Communication (Elsevier) and Telecommunication Systems (Springer) and several conferences in area of speech quality and communication networks.

Joachim Pomy, Mesaqin s.r.o.Joachim Pomy, s.r.o (Ltd.) 
Joachim received his Diploma in Communications Engineering from Darmstadt Technical University in 1984. The same year he joined Telefonbau & Normalzeit in Frankfurt where he became responsible for PABX transmission planning, and approval, for mouth-to-ear voice quality and for perceptual evaluation of users' satisfaction.
Since 1988 he is actively involved in related standardization efforts in ITU-T, ETSI, MESAQIN, BITKOM, TIA, T1A1 and IEEE. In 2002 Joachim was awarded the ETSI internal Service Medal for his achievements with the Asia-Pacific-Telecommunity (APT).
In 2008 Joachim left his position in Frankfurt and started to work as a Freelance Consultant in Telecommunications & International Standards. He completed successfully ITU projects on QoS in Nepal, the Maldives and for Afghanistan; he gave QoS/QoE workshop presentations e.g. in Spain, Kenya, the Maldives, Lebanon, South-Korea and Ghana.
Joachim lead an ETSI project on Adaptation of the ETSI QoS Model to better consider results from field testing. Joachim has taken responsibility and leadership in ETSI STQ and ITU-T SG12 for more than one decade.
Together with researchers from OPTICOM, Swissqual and TNO he supported actively the standardization of P.863 (POLQA, Perceptual Objective Listening Quality Assessment) as the appointed editor of P.863 and P.863.1 including their the recent revisions.
For the African Regional Group in ITU-T SG12 Joachim has edited the new Recommendation E.804 on Mobile QoS and a new Supplement for Regulatory Aspects of QoS.
Joachim is vice chair of ETSI STQ and (co-) rapporteur for multiple areas in ITU and ETSI; he is also the (co-) author of more than 150 contributions to ITU, ETSI and TIA.

Peter Reichl, University of ViennaPeter Reichl, Research Group Cooperative Systems (COSY), University of Vienna
Peter Reichl has been studying mathematics, physics and philosophy in Munich and Cambridge (UK). After finishing his PhD studies in Computer Science at RWTH Aachen and ETH Zurich, he became Key Researcher at FTW Telecommunications Research Center Vienna, Austria, where he was responsible for the research area "User-centered Interaction and Communication Economics". Dr. Reichl has published more than 100 journal and conference papers in the areas of telecommunication economics, user perception of telecommunication services and Quality-of-Experience, next generation networks, and future mobile networks and services. Following his habilitation at TU Graz, he became holder of the SISCOM and RBUCE WEST International Research Chairs on "Network-based Information and Commu-nication Ecosystems" (NICE) at Université Européenne de Bretagne/INRIA/Télécom Bre-tagne in Rennes, France. In 2011 he was appointed Professor for Networking Technology at Aalto University Helsinki, Finland, and since 2013 he is Full Professor for Computer Science and head of the Research Group “Cooperative Systems (COSY)” at the University of Vienna.

Jan Reimes HEAD acoustics GmbHJan Reimes, HEAD acoustics GmbH
Jan Reimes, born in 1980 in Aachen, started his academic studies of electrical engineering at RWTH Aachen, Germany in 2000. In 2006 he received his diploma degree in information and communication technology with final thesis at the Institute of Communication Systems and Data Processing. Since 2006 he is employed at HEAD acoustics GmbH for the Telecom development department.
Jan Reimes was significantly involved in the technical development of assessment algorithms ETSI EG 202 396-3 (2007) and its successor ETSI TS 103 106 (2012). He also published multiple scientific papers dealing with the instrumental assessment of speech and audio quality. Additionally, he collaborated on several technical contributions for standardization groups in ITU-T, ETSI and 3GPP.
His other fields of interest and research are in acoustic measurement technology, intelligibility of transmitted speech in background noise scenarios, echo and double talk evaluation, auditory testing and in general audio quality of all kind.

Carmine Rizzo ETSICarmine Rizzo, ETSI
Dr. Carmine Rizzo has worked in the ETSI Secretariat in France since November 2007, where he is responsible for the co-ordination of various Technical Committees and is the ETSI  Secretariat point of reference for security standardization activities. He obtained a Master Degree in Electronic/Telecommunication Engineering in Italy, followed by a Ph.D in Radio Communications in the United Kingdom. His professional background in the United Kingdom includes experience in the private sector for Nortel Networks as Data Communications Network Engineer, and over five years' experience in the international organization ECMWF (European Centre for Medium-range Weather Forecasts), working in an operational - environment for the management of IT projects, services and security.

Werner Robitza, Deutsche Telekom AGWerner Robitza, Deutsche Telekom AG
Werner Robitza is a researcher at the Telekom Innovation Laboratories of Deutsche Telekom AG, where he started working in 2014. He is currently a fellow of the Marie Skłodowska-Curie Innovative Training Network "QoE-Net", with his research focus on the interaction of Quality of Experience and user behavior for Web TV services as well as international standardization activities on QoE.
He received his diploma degree in computer science (media informatics) from the University of Vienna in 2014, where he was a researcher at the Entertainment Computing group from 2009 until 2013. He has been working in the field of mobile video coding and transmission techniques as well as Quality of Experience evaluation for mobile scenarios, with a focus on new subjective experiment methodologies and user behavior analysis. His diploma thesis involved the analysis of self-reported user confidence in subjective video quality experiments, and its impact on data analysis.

Andreas Sackl, FTWAndreas Sackl, The Telecommunications Research Center Vienna (FTW)
I studied Computer Science at the Vienna University of Technology and Mass Media and Communication Science at the University of Vienna. During my years of study, I worked as teaching and research assistant and I developed and implemented several software projects with several companies e.g. Siemens, online market research institutes, research departments etc. At the moment, I am a researcher at FTW Telecommunication Research Centre in Vienna, working at topics related to Quality of Experience and Usability Evaluation together with industrial and academic partners. In my ongoing PhD, I investigate the role of expectations and individual user decisions on subjective quality evaluation in the context of Web and Video QoE. My supervisior is Prof. Dr. Alexander Raake at the Technical University of Berlin and the planned submission date of my PhD is end of 2015.

Raimund Schatz FTWRaimund Schatz, Telecommunications Research Centre (FTW)
Raimund Schatz is Key Researcher and Area Manager at the Telecommunications Research Center Vienna (FTW). He holds an Msc. in Telematics (TU-Graz), a PhD in Informatics (TU-Vienna), an MBA and MSc. from Open University Business School (UK). Besides managing the “User-centered Interaction, Services, and Systems Quality” department, Dr. Schatz leads FTW’s research projects on Quality-of-Experience (QoE) assessment and monitoring of broadband services in wireless and wireline networks (see Furthermore, he is actively engaged in various QoE-related nationally funded projects and EU-funded networking activities, including COST IC 1304 ACROSS and COST IC1003 Qualinet, as well as the organization of various QoE-related workshops and events (e.g. QoMEX 2013, ICC QoE-FI 2015, QCMAN 2016). Dr. Schatz is author of more than 100 publications and contributions to standardization in the areas of Quality of Experience, Human-Computer Interaction, Pervasive Computing and Network Performance Assessment.

Chris Schmidmer, OPTICOM GmbHChristian Schmidmer,OPTICOM GmbH
Christian Schmidmer studied electronic engineering at the University of Erlangen. After achieving his M.S. degree (Diplom) he spent five years as a scientist at the audio department of the famous Fraunhofer Institute for Integrated Circuits in Erlangen (the home of mp3), mostly dedicated to the research of psychoacoustics and the development of perceptual measurement tools as well as audio codecs, contributing to the development of mp3. In 1997 he joined OPTICOM as CTO and co-owner. OPTICOM’s core business is the development of and IPR management for voice, audio and video quality measurement algorithms. Christian Schmidmer is active in standardisation bodies like ITU, VQEG and ETSI. He is the author of many scientific publications and frequently presenting papers at conferences and workshops. He is one of the main developers behind the recommendations ITU-R BS.1387 / PEAQ (Perceptual Evaluation of Audio Quality), ITU-T P.563 / 3SQM (no-reference voice quality assessment) and ITU-T P.863 / POLQA (full reference voice quality assessment).

Radi Serafimov HEAD acoustics GmbHRadi Serafimov, HEAD acoustics GmbH 
R. Serafimov, born in 1982 in Sofia, Bulgaria, graduated his Bachelor degree in Sofia. He obtained his Master degree in Digital Communications in 2011 at CAU Kiel. As part of his studies he wrote a Master Thesis on the topic of "Simulation of linear and non-linear echo components for performance tests of echo cancellers". He joined HEAD acoustics in 2011 after finishing his studies.
His work concentrates on speech quality analysis of terminals covering the whole range of todays’ technologies, i.e. IP phones, mobile phones, mobile hands-free terminals and IVS implementations for emergency calls. The main focus of his work is on tuning implemented DSP algorithms as well as evaluating their performance. Furthermore, he is interested in the human behavior in telecommunication and the design of new analysis methods.

CChristos Tsiaras, University of Zurichhristos Tsiaras, University of Zurich
Christos Tsiaras is a member of the Communication Systems Group (CSG) at the University of Zurich in Switzerland since September 2011, and he is expected to complete his PhD by September 2015. On March 2011, he received his M.Sc. In Computer Science, with a specialization in Computer and Communication Networks, from the department of Informatics of the Athens University of Economics and Business (AUEB) in Greece. Christos also hold a Degree in Physics from the University of Crete (UOC) in Greece with a specialization in Computational Physics. Christos domain of interest are: Computer and communication networks, wireless and mobile communications, Internet-of-Things (IoT) and smart cities, and Quality-of-Experience (QoE) modeling.

Varela Martin VTT Technical research centre of Finland Ltd.Martín Varela, VTT Technical Research Centre of Finland Ltd.
Martín Varela received his PhD and MSc from the University of Rennes 1 (Rennes, France), in 2005 and 2002 respectively. He has been an ERCIM fellow, and spent time at SICS and VTT, where he is currently a Principal Scientist. He has recently been a guest Senior Researcher at the Cooperative Systems Group at the University of Vienna. He leads VTT's work on QoE, and was a Finnish management committee member for the recently ended COST Action IC1003 Qualinet, and is an MC member for IC1304 ACROSS. He is currently co-chair for the IEEE MMTC QoE Interest Group. His research interests lie in the QoE domain, in which he has been active since 2002, with a particular focus on real-time QoE models for generic services, and applications thereof. He is particularly interested on issues related to QoE-driven cross-layer control, resource management and business applications.

Florian WamserFlorian Wamser, University of Würzburg
Florian Wamser, Dr., is a post-doctoral fellow at the Chair of Communication Networks at the University of Würzburg of Prof. Dr.-Ing. P. Tran-Gia. He heads the Working Group on Network Resource Management and Control. After leaving school, he founded a company for the design and development of educational computer networks, which he later gave up to study computer science in Würzburg and Helsinki, Finland. His current work is focused on network resource management that takes into account the specific requirements of applications on the network. Other research interests lie in the area of analytical and simulative performance evaluation and optimization of wireless broadband access networks and related fields as well as cellular communication. He is the main developer of YoMo, a program that is able to measure the satisfaction of a user with progressive streaming video (such as YouTube) and designed a series of demonstrations to show the benefit of a joint network and application control in a home or wireless access networks.


Name and Address of the venue:

A1 Telekom Austria
Lassallestrasse 9
1020 Vienna

Tel. :+00 43 50 664 0

Travel & local transport

Closest Airport:  Airport, Vienna

How to access the venue - Local transport:

Accessibility of the venue / public transport (A1 Telekom Austria):

  • Underground:  U1; 50 m from the venue


Recommended list of hotels:

  • Suite Novotel Wien Messe;  Radingerstrasse 2, 1020, Wien (Distance 100 m) Special Price for Telekom Austria 85 .- € 
    +43 1 24588-0 Mail:
  • Austria Trend Hotel Lassalle; Engerthstr.173- 175;1020, Wien  (Distance 200 m) Special Price for Telekom Austria 70.- € single / 85.- € double room breakfast included 
    +43 1 72727-177 Mail:
  • Austria Trend Hotel Messe Wien; Messestrasse 2 ;1020, Wien  (Distance 1000 m) Special Price for Telekom Austria 75.- € single / 90.- € double room breakfast included 
    +43 72727-172 Mail:  
  • Ibis Wien Messe Hotel; Lassallestrasse 7A; 1020 Wien (Distance 100 m) Special Price for Telekom Austria 77.- € 
    +43 1 21770-0  Mail:
  • ARCOTEL Kaiserwassser; Wagrammer Strasse 8; 1220 Wien  (Distance 700 m or two stations with Metro U1 ) Special Price for Telekom Austria 90.- € Breakfast included 
    +43 1 22424-0 Mail: