Ralf Keller

29 papers A* 1A 1B 5Journal 14Unranked 7
YearRankTypeTitle / Venue / Authors
2008 J jnl
Network Virtualization: A Viable Path Towards the Future Internet.
Wirel. Pers. Commun.
Norbert Niebert, Ibtissam El Khayat, Stephan Baucke, Ralf Keller, René Rembarz, Joachim Sachs
2006 J jnl
IP basierte mobile Systeme (IP based Networks).
it Inf. Technol.
Ralf Keller
2006 J jnl
ScaleNet - Converged Networks of the Future (ScaleNet - Konvergente Netze der Zukunft).
it Inf. Technol.
Matthias Siebert, Bangnan Xu, M. Grigat, Erik Weiss, Nico Bayer, Dmitry Sivchenko, Thomas-Rolf Banniza, Klaus Wünstel, Stefan Wahl, Rolf Sigle, Ralf Keller, Armin Dekorsy, Markus Bauer, Michael Söllner, Josef Eichinger, C. Fan, F. Pittmann, Ralph Kühne, Morten Schläger, Ingmar Baumgart, Roland Bless, S. Stefanov
2006 — conf
Voice Call Continuity - A Novel Mobility Scheme for Voice on Call Control Level.
VTC Fall
Ralf Keller, Marc Vorwerk, Colin Barschel
2005 B conf
Integration of media point system in UMTS to provide session handover for SIP-based multimedia services.
PIMRC
Ian Herwono, Joachim Sachs, Ralf Keller
2005 J jnl
Mobile Network Evolution - "The Return of the Pipe".
Wirel. Pers. Commun.
Ralf Keller, Fredrik Alriksson, Zoltán Richard Turányi, György Miklós
2005 J jnl
Provisioning and performance of mobility-aware personalized push services in wireless broadband hotspots.
Comput. Networks
Ian Herwono, Joachim Sachs, Ralf Keller
2004 J jnl
Support of Multicast Services in 3GPP.
Prax. Inf.verarb. Kommun.
Thorsten Lohmar, Henning Wiemann, Frank Hundscheidt, Michael Meyer, Ralf Keller
2003 J jnl
Multi-Access in Future Generations.
Wirel. Pers. Commun.
Ralf Keller, Ralf Tönjes
2002 B conf
Flow-control for multi-access systems.
PIMRC
Ralf Tönjes, Thorsten Lohmar, Marc Vorwerk, Ralf Keller
2002 — conf
Realization of a push service for Media Points based on SIP.
MWCN
G. Plitsis, Ralf Keller, Joachim Sachs
2001 J jnl
Convergence of Broadcast and New Telecom Networks.
Wirel. Pers. Commun.
Ralf Keller, Thorsten Lohmar, Ralf Tönjes, Jörn Thielecke
2001 J jnl
Convergence of cellular and broadcast networks from a multi-radio perspective.
IEEE Wirel. Commun.
Ralf Keller, Thorsten Lohmar, Ralf Tönjes, Jörn Thielecke
2000 B conf
Adaptive mobile applications over cellular advanced radio.
PIMRC
Ernö Kovacs, Ralf Keller, Thorsten Lohmar, Rainer Kroh, Albert Held
2000 B conf
On Integrating Differentiated Services and UMTS Networks.
LCN
Jörg Diederich, Thorsten Lohmar, Martina Zitterbart, Ralf Keller
2000 — conf
Traffic Phase Effects with RED and Constant Bit Rate UDP-Based Traffic.
QofIS
Jörg Diederich, Thorsten Lohmar, Martina Zitterbart, Ralf Keller
1999 J jnl
Wireless ATM for broadband multimedia wireless access: the ATMmobil project.
IEEE Wirel. Commun.
Ralf Keller, Bernhard Walke, Gerhard P. Fettweis, Gert Bostelmann, Karl Heinz Möhrmann, Christoph Herrmann, Rolf Kraemer
1998 J jnl
Electronic Commerce in Deutschland und weltweit: Neue Zahlungssysteme und ihre Anwendungsgebiete.
Prax. Inf.verarb. Kommun.
Konrad Wondra, Ralf Keller, Ian Herwono, Fiona Williams
1996 — —
Anwendungsprotokolle für verteilte Multimedia-Systeme.
Ralf Keller
1995 — conf
Architektur und Implementierung eines Anwendungsprotokolls für digitale Filme.
Kommunikation in Verteilten Systemen
Ralf Keller
1995 J jnl
Effiziente Verarbeitung von multimedialen Datenströmen in Window-Systemen.
Informationstechnik Tech. Inform.
Ralf Keller, Wolfgang Effelsberg
1995 — conf
Quality of Service Mapping in Distributed Multimedia Systems.
MMNET
Stefan Fischer, Ralf Keller
1995 J jnl
XMovie: Architecture and Implementation of a Distributed Movie System.
ACM Trans. Inf. Syst.
Ralf Keller, Wolfgang Effelsberg, Bernd Lamparter
1994 A conf
Implementing Movie Control, Access and Management - From a Formal Description to a Working Multimedia System.
ICDCS
Ralf Keller, Stefan Fischer, Wolfgang Effelsberg
1993 — conf
Application layer issues for digital movies in high-speed networks.
Architecture and Protocols for High-Speed Networks
Wolfgang Effelsberg, Bernd Lamparter, Ralf Keller
1993 — conf
Erweiterung des X11-Servers zur digitalen Bewegtbilddarstellung.
Kommunikation in Verteilten Systemen
Ralf Keller
1993 A* conf
MCAM: An Application Layer Protocol for Movie Control, Access, and Management.
ACM Multimedia
Ralf Keller, Wolfgang Effelsberg
1993 B conf
Performance Bottlenecks in Digital Movie Systems.
NOSSDAV
Ralf Keller, Wolfgang Effelsberg, Bernd Lamparter
1992 J jnl
Erweiterung von X für digitale Filme.
Prax. Inf.verarb. Kommun.
Ralf Keller, Bernd Lamparter, Wolfgang Effelsberg