Dr. Sandford Bessler

Key Researcher, Project Manager for Networked Services

Current research interests

• peer to peer overlays
• service infrastructure for intelligent transportation systems
• mobility using electric vehicles

Previous research topics

• network planning and optimization
• service architectures for telecommunications
• privacy enhancing mechanisms

Recent Projects

KOFLA - Kooperatives Fahrerunterstützungssystem für optimiertes Lademanagement von elektrischen Fahrzeugen (2010-2011)

ROADSAFE - Robust and Distributed Safety-Improved Traffic Telematics

REALSAFE - Real-time Safety-related Traffic Telematics (2008-2009)

mCiudad - Service creation on the move, with the mobile device, for mobile users ( PF7 project, 2008-2010)

CAIPIRINA: Converging towards All-IP IMS Realization Issues for NGN Applications, (2006-2007)

SIMS - Services in IMS (2004-2006)

WESTT - Web services in transport telematics (2004-2006)

MAGNET Beyond - My Personal Adaptive Global Net (FP6, 2006-2008)

A1: Service platforms and Interoperability

A2: POWER Performance Management over Wired Networks

P2: Service Platforms

Teaching

Peer to peer systems, course at Vienna University of Technology, 2008, 2009.

Architecture for Telecom Services course at Vienna University of Technology 2006, 2007, 2008

Publications (ftw. database)

Book Chapters, Journal Papers

• S. Bessler, A. Fischer, E. Kuehn, R. Mordinyi,S. Tomic, Using Tuple-Spaces to manage the Storage and Dissemination of Spatial-temporal Content, Journal of Computer and System Sciences, 2010. Link: http://dx.doi.org/10.1016/j.jcss.2010.01.010
• Ramjee Prasad (Ed.), My Personal Adaptive Global NET (MAGNET), ISBN 978-90-481-3436-6, Springer, 2010
• S. Bessler, A System for Locating Mobile Terminals with Tunable Privacy, Journal of Theoretical and Applied Electronic Commerce Research, JTAER,  September 2007.
• P. Reichl, S. Bessler, J. Fabini, R. Pailer, A. Poropatich, N. Jordan, R. Huber, H. Weisgrab, C. Brandner, I. Gojmerac, M. Ries, F. Wegscheider: Practical Experiences with an IMS-Aware Location Service Enabler on Top of an Experimental Open Source IMS Core Implementation, Journal of Mobile Multimedia (JMM), IMS Special Issue, Sept. 2006.
• G. Leduc, H. Abrahamsson, S. Balon, S. Bessler, M. DArienzo, O. Delcourt, J. Domingo-Pascual, S. C. Erbas, I. Gojmerac, S. Uhlig An Open source traffic engineering toolbox, Computer Communications, Vol. 29, No. 5; pp. 593-610, March 2006.
• S. Bessler, P. Reichl A Network Provisioning Scheme based on Decentralized Bandwidth Auctions, in Telecommunications Planning: Innovations in Pricing, Network Design and Management, November 2005, Publisher: Springer; pp. 89-100, Editor(s): S. Raghavan, G. Anandalingam.
• S. Bessler, J. Zeiss Eine Offene Service Plattform für Telekomanwendungen, PIK Praxis der Informationsverarbeitung und Kommunikation , Saur Verlag, Vol. 25, No. 4; pp. 202-207, October 2002.
• W. Haidegger, P. Reichl, S. Bessler, N. Jozefiak, M. Teufel Ende-zu-Ende Leistungssteuerung heterogener Hochgeschwindigkeitsnetze, PIK Praxis der Informationsverarbeitung und Kommunikation , Saur Verlag, Vol. 25, No. 4; pp. 217-226, October 2002
• S. Bessler, Capacity and Routing Optimization in Packet Backbone Networks, in Computer Networks and ISDN Systems, 1994

Conference and Workshop Papers

• T. Paulin, S. Bessler, Cooperative Collection of Event-related Floating Car Data, accepted at the ECTITS Workshop in the framework of the IEEE Intelligent Transportation Systems Conference (ITSC2010).
• S. Bessler, Telco Service Delivery Platforms in the last decade - a R&D perspective, invited paper ISOLA 2010, 18-20. Oct. 2010, Crete, Greece.
• S. Bessler, L. F. Lang, N. Musliu, Scheduling content multicast trees with minimal repetitions, accepted at Networks 2010, 27-30. Sept. 2010, Warsaw, Poland
• Eva Kühn, Richard Mordinyi,Hannu-Daniel Goiss, Sandford Bessler, Slobodanka Tomic, A P2P Network of Space Containers for Efficient Management of Spatial-Temporal Data in Intelligent Transportation Scenarios, accepted at 8th International Symposium on Parallel and Distributed Computing (ISPDC), 1-3 July 2009, Lisbon, Portugal.
• J. Zeiss, R. Gabner, S. Bessler, M. Happenhofer, SHIP – SIP HTTP Interaction Protocol - Proposing a Thin-Client Architecture for IMS Applications, accepted at the International Conference on Web Information Systems, WEBIST, Lisboa, 29 March 2009.
• Sandford Bessler, A node location problem in vehicle to infrastructure communications, accepted International Network optimization conference, INOC 2009.
• Slobodanka Tomic, Sandford Bessler, Eva Kuehn, Richard Mordinyi, Hannu-Daniel Goiss, SABRON: A Storage and Application Based Routing Overlay Network for Intelligent Transportation Systems, Poster Paper, 3rd International Workshop on Self-Organizing Systems (IWSOS), Vienna, 10-12 dec. 2008.
• Eva Kühn, Richard Mordinyi,Hannu-Daniel Goiss, Sandford Bessler, Slobodanka Tomic, Using tuple-spaces to build a storage P2P system for structured and dynamic data, Adaptive Systems in Heterogeneous Environments (ASHEs), 16-19 March, 2009, Fukuoka, Japan
• S. Bessler,  A node location problem in vehicle to infrastructure communications, 3rd COST 293 Workshop on GRAphs and ALgorithms in Communication Networks (GRAAL 2008), Sept 2008
• J. Zeiss, R. Gabner, A.V. Zhdanova, S. Bessler, A Semantic Policy Management Environment  For End-Users, I-Semantics 2008 Conference, Graz, Sept. 2008
• E. Kovacs, D. Kraft, A. Cimmino, S. Bessler, M. Ghader, L.Gavrilovska, Personal Networks as Distributed Clients for IMS, ICT-MobileSummit Conference, Stockholm, 2008
• S. Bessler, Optimized Content Distribution in a VoD-push Scenario, Next Generation Internet Networks Conference NGI 2008, Krakow, Poland , 28-30 April 2008
• S. Bessler, J. Zeiss, Using Semantic Policies to Reason over User Availability, The Second International Workshop on Personalized Networks, Pernets’07, Philadelphia 2007
• J.Zeiss, L. Sanchez, S. Bessler, Policy-driven Formation of Federations between Personal Networks, 16th IST Mobile and Wireless Communications Summit, Budapest, 1-5 July 2007
• S. Bessler, J. Zeiss, R. Gabner, J. Gross, An Orchestrated Execution Environment for Hybrid services, in Proceedings Kommunication in Verteilten Systemen (KiVS) 2007, Bern, Feb. 2007
• S. Bessler, J. Zeiss, Semantic Modelling of Policies for Context-aware Services, World Wireless Research Forum (WWRF), 17.Meeting , Heidelberg, Nov. 2006
• P. Reichl, S. Bessler, J. Fabini, R. Pailer, J. Zeiss Implementing a Native IMS Location Service Enabler over a Prototypical IMS Core Network Testbed, The 3rd IEEE International Workshop on Mobile Commerce and Wirless Services, San Francisco (CA), USA, June 26, 2006
• H. Olesen, N. Schultz, K. E. Skouby, L. Sorensen, S. Bessler, D. M. Kyriazanos, C. Z. Patrikakis, Scenario Construction and Personalization of PN Services based on User Profiles and Context Information, 15th IST Mobile & Wireless Communications Summit, Myconos, Greece, June 4-8, 2006
• R. Pailer, F. Wegscheider, S. Bessler A Terminal-Based Location Service Enabler for the IP Multimedia Subsystem, IEEE Wireless Communications & Networking Conference, Las Vegas (NV), USA, April 3-4, 2006
• O. Jorns, O. Jung, J. Groß, S. Bessler A Privacy Enhancement Mechanism for Location Based Service Architectures using Transaction Pseudonyms, 2nd International Conference on Trust, Privacy, and Security in Digital Business, (TrustBus' 05), Copenhagen, Denmark, August 22-26, 2005
• F. Wegscheider, S. Bessler, G. Gruber Interworking of Presence Protocols and Service Interfaces, WiMob 2005, Montréal, Canada, August 22 – 24, 2005
• S. Bessler, O. Jorns A Privacy Enhanced Service Architecture for Mobile Users, IEEE International Workshop on Pervasive Computing and Communication Security PerSec‘05 , Kauai Island, Hawaii, USA, March 2005
• H. T. Tran, S. Bessler A Framework toward Optimal Operation of Service Overlay Networks Assuring Inter-domain QoS, in Proc. of International Network Optimization Conference INOC, Lisbon, Portugal, March 20-23, 2005; Proc.: pp. B1. 67 - B1.74
• O. Jorns, S. Bessler, R. Pailer An efficient mechanism to ensure location privacy in telecom service applications, Net-Con 2004, Mallorca, Spain, November 2004
• K. Umschaden, I. Miladinovic, S. Bessler, I. Gojmerac Performance Optimisation in UMTS Packet Switched Call Control, in Proc. of 5th IEEE International Conference on 3G Communication Technologies 2004, London, UK, October 18-20, 2004; Proc.: pp. 173-177
• O. Jorns, S. Bessler PRIVES: A privacy enhanced location based scheme, in Workshop Proc. of 6th International conference on Human Computer Interaction with Mobile Devices and Services, Glasgow, Scotland, September 13-16, 2004
• J. Groß, J. Zeiss, S. Bessler A Runtime environment Extension for personalized Web Services, ICETE 2004, Setubal, Portugal, August 2004
• S. Wrazaczek, P. Reichl, S. Bessler Multi-period Auctions for Network Resourcesin Proc. of NETWORKS 2004, Vienna, Austria, June 2004; Proc.: pp. 261-266
• S. Bessler, P. Reichl A network provisioning scheme based in decentralized bandwidth auctions, INFORMS Telecommunications Conference 2004, Boca Raton, Florida, USA, March 7-10, 2004
• P. Reichl, S. Bessler, B. Stiller Second-chance Auctions for Multimedia Pricing, First International Workshop on Multimedia Interactive Protocols and Systems MIPS‘03, Naples, Italy, November 2003
• S. Bessler, P. Reichl Auction-based Optimal Dimensioning of MPLS Tunnels, KiVS Confrence, Leipzig, Germany, February 2003
• S. Bessler Label-switched Paths Re-configuration under Time-varying Traffic Conditions, 15th ITC specialist seminar on Internet Traffic Engineering and Traffic Management, Würzburg, Germany, July 2002
• G. Hejc, S. Bessler, A Multimedia Authoring and Annotation System for Learning environments, World Conference on Educational Multimedia, Hypermedia & Telecommunications, ED-MEDIA‘98, Freiburg, 1998
• S. Bessler, M.Hager, Media Streaming in a Multimedia Annotation Application, 4th European Conference of Multimedia Applications, Services and Techniques - ECMAST‘98, Berlin, 1998, Proceedings LNCS 1425 Springer 1998, ISBN 3-540-64594-2
• S. Bessler, M.Hager, H.Benz, R.Mecklengurg, S. Fischer, DIANE: A Multimedia Annotation System, 3rd European Conference of  Multimedia Applications, Services and Techniques - ECMAST‘97, Milan, Proceedings LNCS 1242 Springer 1997, ISBN 3-540-63078-3 pp 183-198
• Sandford Bessler,  A Method for Solving Flow-Shop Scheduling Problems with Due Dates,  XIII  World Conference of Operations research, IFORS‘93, Lissbon, 1993
• Sandford Bessler, A Method for Solving Flow-Shop Scheduling Problems with Due Dates, Workshop: Scheduling of Production Processes, ECAI‘92, Vienna
• Sandford Bessler, Klaus Nüssler, Gateway Planning in Datex-P Packet Networks, Proceedings of the Tenth International Conference on Computer Communication, ICCC, New Delhi, 1990
• Sandford Bessler, NETOPT - A Network Optimization Tool for Data Networks, International Conference on Operations Research, 1990, Vienna

Patents

• S. Bessler, Lokalisation mittels Buetooth-Baken, Östereichisches Patentamt, Patent Nr. AT 504139, Patent submission date: 16.08.2006
• O. Jorns, S. Bessler, R. Pailer Verfahren  zum Umwandeln von Target-Ortsinformation in Mehrwertinformation

Standardisation activities:

• Member of the Parlay/ETSI/3GPP joint working group (2003-2006)
• Member of the Intelligent Transportation Systems (ITS) WG at the Austrian Standards (ISO, CEN) (2009-

Other scientific activities

Associate Editor of Journal e&i elektrotechnik und informationstechnik

• Preparation of the special issue: Security and Privacy, 2010.