@inproceedings{988, author = {{Niebert, Norbert and Flinck, Hannu and Hancock, Robert and Karl, Holger and Prehofer, Christian}}, booktitle = {{13th IST Mobile and Wireless Communications-Summit 2004}}, title = {{{Ambient Networks--Research for Communication Networks Beyond 3G}}}, year = {{2004}}, } @inproceedings{992, author = {{Gross, James and Paoluzzi, Irene and Karl, Holger and Wolisz, Adam}}, booktitle = {{Vehicular Technology Conference, 2004. VTC 2004-Spring. 2004 IEEE 59th}}, pages = {{1787----1791}}, title = {{{Throughput study for a dynamic OFDM-FDMA system with inband signaling}}}, year = {{2004}}, } @article{993, author = {{Klimin, Nikolay and Enkelmann, Wilfried and Karl, Holger and Wolisz, Adam}}, journal = {{Proc. of WIT}}, title = {{{A hybrid approach for location-based service discovery in vehicular ad hoc networks}}}, year = {{2004}}, } @inproceedings{997, author = {{Carlson, Emma and Karl, Holger and Wolisz, Adam and Prehofer, Christian}}, booktitle = {{Proc. European Wireless}}, location = {{Barcelona/Spain}}, title = {{{Distributed allocation of time slots for real-time traffic in a wireless multi-hop network}}}, year = {{2004}}, } @article{998, author = {{Mengesha, Seble and Karl, Holger and Wolisz, Adam}}, journal = {{Proc. of MedHocNet 2004}}, title = {{{Capacity increase of multi-hop cellular wlans exploiting data rate adaptation and frequency recycling}}}, year = {{2004}}, } @inproceedings{1002, author = {{Carlson, Emma and Bettstetter, Christian and Karl, Holger and Prehofer, Christian and Wolisz, Adam}}, booktitle = {{Vehicular Technology Conference, 2004. VTC2004-Fall. 2004 IEEE 60th}}, pages = {{2994----2998}}, title = {{{Distributed maintenance of resource reservation paths in multihop 802.11 networks}}}, year = {{2004}}, } @inproceedings{1006, author = {{Gross, James and Karl, Holger and Wolisz, Adam}}, booktitle = {{European Wireless 2004}}, title = {{{On the effect of inband signaling and realistic channel knowledge on dynamic OFDM-FDMA systems}}}, year = {{2004}}, } @article{1017, author = {{Kubisch, Martin and Karl, Holger and Wolisz, Adam}}, journal = {{Frequenz}}, number = {{3-4}}, pages = {{92----96}}, title = {{{A MAC protocol for wireless sensor networks with multiple selectable, fixed-orientation antennas}}}, doi = {{/10.1.1.3.3185}}, year = {{2004}}, } @inproceedings{1019, author = {{Gross, James and Karl, Holger and Wolisz, Adam}}, booktitle = {{2nd International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks 2004 (WiOpt 2004)}}, title = {{{Throughput optimization of dynamic OFDM-FDMA systems with inband signaling}}}, year = {{2004}}, } @techreport{2533, author = {{ Handziski, Vlado and Köpke, Andreas and Karl, Holger and Wolisz, Adam}}, title = {{{A common wireless sensor network architecture?}}}, year = {{2003}}, } @inproceedings{2535, author = {{Drytkiewicz, Witold and Sroka, Steffen and Handzisk, Vlado and Köpke, Andreas and Karl, Holger}}, booktitle = {{Proc. of 3rd International OMNeT++ Workshop at Budapest University of Technology and Economics}}, title = {{{A Mobility Frame work for OMNeT++}}}, year = {{2003}}, } @inproceedings{1913, author = {{Fu, X. and Chen, T. and Festag, A. and Karl, Holger and Schäfer, G. and Fan, C.}}, booktitle = {{Proceedings IP Based Cellular Network Conference IPCN, Paris / France, Dezember }}, title = {{{Secure, QoS-Enabled Mobility Support for IP-based Networks}}}, year = {{2003}}, } @inproceedings{1914, author = {{Geerdes, Hans-Florian and Karl, Holger}}, booktitle = {{Proceedings of INOC 2003, Evry/Paris}}, title = {{{The Potential of Relaying in Cellular Networks }}}, year = {{2003}}, } @inproceedings{1917, author = {{Aguiar, Ana and Hoene, Christian and Klaue, Jirka and Karl, Holger and Miesmer, Horst and Wolisz, Adam}}, booktitle = {{Proc. of 8th Intl. Workshop on Mobile Multimedia Communications (MoMuC'03)}}, title = {{{Channel-aware Schedulers for VoIP and MPEG4 based on Channel Prediction}}}, year = {{2003}}, } @article{860, author = {{Savoric, Michael and Karl, Holger and Wolisz, Adam}}, journal = {{Computer Communications}}, number = {{4}}, pages = {{366----375}}, title = {{{The TCP control block interdependence in fixed networks - new performance results}}}, doi = {{10.1016/S0140-3664(02)00155-X}}, year = {{2003}}, } @article{861, author = {{Zirwas, Wolfgang and Habetha, J. and Karl, Holger}}, journal = {{Praxis der Informationsverarbeitung und Kommunikation}}, number = {{4}}, pages = {{184----189}}, title = {{{Ziel-orientierter Entwurf von Multi-hop Medienzugriffsprotokollen}}}, doi = {{10.1515/PIKO.2003.184}}, year = {{2003}}, } @inproceedings{862, author = {{Aguiar, Ana and Karl, Holger and Wolisz, Adam and Miesmer, Horst}}, booktitle = {{Proceedings of the International Conference on Wireless Networks, ICWN '03, June 23 - 26, 2003, Las Vegas, Nevada, {USA}}}, pages = {{3----9}}, title = {{{A Framework for Evaluating Effects of Channel Prediction Inaccuracy on the Performance of Channel Adaptive Techniques}}}, year = {{2003}}, } @inproceedings{863, author = {{Gross, James and Karl, Holger and H. P. Fitzek, Frank and Wolisz, Adam}}, booktitle = {{Proceedings of the International Conference on Wireless Networks, ICWN '03, June 23 - 26, 2003, Las Vegas, Nevada, {USA}}}, pages = {{249----255}}, title = {{{Comparison of Heuristic and Optimal Subcarrier Assignment Algorithms}}}, year = {{2003}}, } @inproceedings{864, author = {{J. M. Havinga, Paul and Etalle, Sandro and Karl, Holger and Petrioli, Chiara and Zorzi, Michele and Kip, Harry and Lentsch, Thomas}}, booktitle = {{Personal Wireless Communications, IFIP-TC6 8th International Conference, PWC 2003, Venice, Italy, September 23-25, 2003, Proceedings}}, pages = {{198----201}}, title = {{{EYES} - Energy Efficient Sensor Networks}}}, doi = {{10.1007/978-3-540-39867-7_20}}, year = {{2003}}, } @inproceedings{865, author = {{Kubisch, Martin and Karl, Holger and Wolisz, Adam}}, booktitle = {{Personal Wireless Communications, {IFIP-TC6} 8th International Conference, {PWC} 2003, Venice, Italy, September 23-25, 2003, Proceedings}}, pages = {{841----846}}, title = {{{Are Classes of Nodes with Different Power Amplifiers Good for Wireless Multi-hop Networks?}}}, doi = {{10.1007/978-3-540-39867-7_78}}, year = {{2003}}, } @inproceedings{866, author = {{Köpke, Andreas and Willig, Andreas and Karl, Holger}}, booktitle = {{Proceedings IEEE INFOCOM 2003, The 22nd Annual Joint Conference of the IEEE Computer and Communications Societies, San Franciso, CA, USA, March 30 - April 3, 2003}}, pages = {{513----523}}, title = {{{Chaotic Maps as Parsimonious Bit Error Models of Wireless Channels}}}, doi = {{10.1109/INFCOM.2003.1208702}}, year = {{2003}}, } @inproceedings{867, author = {{Sroka, Steffen and Karl, Holger}}, booktitle = {{Proceedings of the Eighth IEEE Symposium on Computers and Communications (ISCC 2003), 30 June - 3 July 2003, Kiris-Kemer, Turkey}}, pages = {{117----124}}, title = {{{Performance Evaluation of a QoS-Aware Handover Mechanism}}}, doi = {{10.1109/ISCC.2003.1214110}}, year = {{2003}}, } @inproceedings{868, author = {{Kubisch, Martin and Mengesha, Seble and Hollos, Daniel and Karl, Holger and Wolisz, Adam}}, booktitle = {{Kommunikation in Verteilten Systemen KiVS, 13. Fachtagung Kommunikation in Verteilten Systemen. KiVS 2003, 25.-28. Februar 2003, Leipzig, Eine Veranstaltung der Informationstechnischen Gesellschaft (ITG/VDE) unter Beteiligung der Gesellschaft für Informatik (GI) Ausgerichtet von der Universität Leipzig}}, pages = {{195----206}}, title = {{{Applying ad-hoc relaying to improve capacity, energy efficiency, and immission in infrastructure-based WLANs}}}, doi = {{10.1007/978-3-642-55569-5_16}}, year = {{2003}}, } @inproceedings{869, author = {{Festag, Andreas and Karl, Holger and Wolisz, Adam}}, booktitle = {{Kommunikation in Verteilten Systemen (KiVS), 13. Fachtagung Kommunikation in Verteilten Systemen. KiVS 2003, 25.-28. Februar 2003, Leipzig, Eine Veranstaltung der Informationstechnischen Gesellschaft (ITG/VDE) unter Beteiligung der Gesellschaft für Informatik (GI) Ausgerichtet von der Universität Leipzig}}, pages = {{233----244}}, title = {{{Classification and Evaluation of Multicast-Based Mobility Support in All-IP Cellular Networks}}}, doi = {{10.1007/978-3-642-55569-5_19}}, year = {{2003}}, } @inproceedings{870, author = {{Kubisch, Martin and Karl, Holger and Wolisz, Adam and Charlie Zhong, Lizhi and M. Rabaey, Jan}}, booktitle = {{2003 IEEE Wireless Communications and Networking, WCNC 2003, New Orleans, LA, USA, 16-20 March, 2003}}, pages = {{558----563}}, title = {{{Distributed algorithms for transmission power control in wireless sensor networks}}}, doi = {{10.1109/WCNC.2003.1200410}}, year = {{2003}}, } @inproceedings{987, author = {{Drytkiewicz, Witold and Sroka, Steffen and Handziski, Vlado and Köpke, Andreas and Karl, Holger}}, booktitle = {{3rd International OMNeT++ workshop}}, title = {{{A mobility framework for omnet++}}}, year = {{2003}}, } @article{989, author = {{Karl, Holger}}, journal = {{Report of AG Mobikom WG7}}, title = {{{An overview of energy-efficiency techniques for mobile communication systems}}}, year = {{2003}}, } @inproceedings{991, author = {{Gross, James and Klaue, Jirka and Karl, Holger and Wolisz, Adam}}, booktitle = {{Vehicular Technology Conference, 2003. VTC 2003-Fall. 2003 IEEE 58th}}, pages = {{2481----2485}}, title = {{{Subcarrier allocation for variable bit rate video streams in wireless OFDM systems}}}, year = {{2003}}, } @inproceedings{994, author = {{Karl, Holger and Löbbers, Marc and Nieberg, Tim}}, booktitle = {{Proc. Dutch Technology Foundation ProRISC Workshop on Circuits, Systems and Signal Processing}}, title = {{{A data aggregation framework for wireless sensor networks}}}, year = {{2003}}, } @inproceedings{999, author = {{Klaue, Jirka and Gross, James and Karl, Holger and Wolisz, Adam}}, booktitle = {{3rd Workshop of Applications and Services in Wireless Networks 2003 (ASWN 2003)}}, title = {{{Semantic-aware link layer scheduling of mpeg-4 video streams in wireless systems}}}, year = {{2003}}, } @inproceedings{1008, author = {{Neumann, Axel and Fu, Xiaoming and Karl, Holger}}, booktitle = {{Computer Communications, 2003. CCW 2003. Proceedings. 2003 IEEE 18th Annual Workshop on}}, pages = {{24----29}}, title = {{{Prototype implementation and performance evaluation of a QoS-conditionalized handoff scheme for mobile IPv6 networks}}}, year = {{2003}}, } @inproceedings{1024, author = {{Aguiar, Ana Cristina Costa and Hoene, Christian and Klaue, Jirka and Karl, Holger and Miesmer, Horst and Wolisz, Adam}}, booktitle = {{Proc. of 8th Intl. Workshop on Mobile Multimedia Communications (MoMuC'03)}}, title = {{{Channel-Aware Schedulers For Voip And Mpeg4 For Wireless Communications}}}, year = {{2003}}, } @techreport{2538, author = {{Karl, Holger and Mengesha, Seble and Hollos, Daniel}}, publisher = {{Business Briefing: Wireless Technology 2002}}, title = {{{Relaying in Wireless Access Networks }}}, year = {{2002}}, } @inproceedings{2541, author = {{Köpke, Andreas and Handziski, Vlado and Karl, Holger}}, booktitle = {{Proc. 7th Wireless World Research Forum (WWRF)}}, title = {{{ Making sensor networks intelligent}}}, year = {{2002}}, } @inproceedings{2544, author = {{Miesmer, Horst and Sanneck, Henning and Aguier, Ana and Karl, Holger}}, booktitle = {{Proc. of 6th Wireless World Forum}}, title = {{{Concepts for a QoS-enabled, TCP/IP-oriented Link Layer in Beyond 3G Networks}}}, year = {{2002}}, } @inproceedings{2548, author = {{Hollos, D. and Karl, Holger}}, booktitle = {{Proc. of 2nd Intl. OMNet Workshop}}, title = {{{A HiperLAN/2 simulation model in OMNeT++}}}, year = {{2002}}, } @inproceedings{1921, author = {{Ngo-Quynh, Thu and Karl, Holger and Wolisz, Adam and Rebensburg, Klaus}}, booktitle = {{Proc. IST Mobile & Wireless Telecommunications Summit 2002.}}, title = {{{New Scheduling Algorithm for Providing Proportional Jitter in Differentiated Service Network }}}, year = {{2002}}, } @inproceedings{871, author = {{Fu, Xiaoming and Karl, Holger and Kappler, Cornelia}}, booktitle = {{NETWORKING 2002, Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; and Mobile and Wireless Communications, Second International IFIP-TC6 Networking Conference, Pisa, Italy, May 19-24, 2002, Proceedings}}, pages = {{721----730}}, title = {{{QoS-Conditionalized Handoff for Mobile IPv6}}}, doi = {{10.1007/3-540-47906-6_58}}, year = {{2002}}, } @inproceedings{872, author = {{Hollos, Daniel and Karl, Holger}}, booktitle = {{Mobile Ad-Hoc Netzwerke, 1. deutscher Workshop über Mobile Ad-Hoc Netzwerke WMAN 2002, 25.-26. März 2002 in Ulm}}, pages = {{91----107}}, title = {{{A protocol extension to HiperLAN/2 to support single-relay networks}}}, year = {{2002}}, } @inproceedings{990, author = {{Xing, Wei and Karl, Holger and Wolisz, Adam and Müller, Harald}}, booktitle = {{In Proc. 5th Intl. Workshop The Internet Challenge: Technology and Applications}}, pages = {{43}}, title = {{{M-SCTP: Design and prototypical implementation of an end-to-end mobility concept}}}, year = {{2002}}, } @inproceedings{1001, author = {{Quynh, Thu Ngo and Karl, Holger and Wolisz, Adam and Rebensburg, Klaus}}, booktitle = {{Universal Multiservice Networks, 2002. ECUMN 2002. 2nd European Conference on}}, pages = {{116----123}}, title = {{{Using only Proportional Jitter Scheduling at the boundary of a Differentiated Service Network: simple and efficient}}}, year = {{2002}}, } @inproceedings{1009, author = {{Sroka, Steffen and Karl, Holger}}, booktitle = {{2nd International OMNeT++ Workshop, Berlin, Germany}}, title = {{{Using akaroa2 with omnet++}}}, year = {{2002}}, } @article{1014, author = {{Ngo-Quynh, Thu and Karl, Holger and Wolisz, Adam and Rebensburg, Klaus}}, journal = {{Proceedings of IST mobile communication and wireless telecommunications summit, Thessaloniki, Greece}}, title = {{{New scheduling algorithm for providing proportional jitter in differentiated services network}}}, year = {{2002}}, } @inproceedings{1020, author = {{Aguiar, A and Karl, Holger and Wolisz, Adam}}, booktitle = {{Proc. of 1st Intl. Conf. on Mobile and Ubiquitous Multimedia}}, pages = {{21----33}}, title = {{{Effects of prediction inaccuracy on the performance of channelstate-aware link layer schedulers}}}, year = {{2002}}, } @inproceedings{2552, author = {{Karl, Holger}}, booktitle = {{Proc. Wireless World Research Forum Kickoff Meeting (WWRF)}}, title = {{{Relaying in Wireless Access Networks – A Capacity and Energy-Efficiency Perspective }}}, year = {{2001}}, } @inproceedings{2554, author = {{Karl, Holger}}, publisher = {{Eork-in-progress session of mobicom 2001}}, title = {{{Relaying ñ bad for energy, good for capacity?}}}, year = {{2001}}, } @inproceedings{2556, author = {{Karl, Holger and Hentschel, T.}}, booktitle = {{Zukunftsperspektiven der Mobilkommunikation, Symposium Bundesministerium für Bildung und Forschung}}, title = {{{IBMS 2 - Integriertes Bandbreiteneffizientes Mobiles Software-Radio System}}}, year = {{2001}}, } @inproceedings{873, author = {{Mengesha, Seble and Karl, Holger and Wolisz, Adam}}, booktitle = {{GI Jahrestagung (1)}}, pages = {{537----544}}, title = {{{Improving Goodput by Relaying in Transmission-Power-Limited Wireless Systems}}}, year = {{2001}}, } @inproceedings{995, author = {{Karl, Holger and Mengesha, Seble}}, booktitle = {{Proc. of IEEE Intl. Conf. on Wireless LANs and Home Networks}}, pages = {{339----348}}, title = {{{Analysing capacity improvements in wireless networks by relaying}}}, year = {{2001}}, } @inproceedings{996, author = {{Quynh, T and Karl, Holger and Wolisz, Adam and Rebensburg, Klaus}}, booktitle = {{Proc. 9th IFIP Conf. Perf. Modeling and Eval. of ATM & IP Networks}}, title = {{{Relative jitter packet scheduling for differentiated services}}}, year = {{2001}}, } @inproceedings{1016, author = {{Quynh, Thu Ngo and Karl, Holger and Wolisz, Adam and Rebensburg, Klaus}}, booktitle = {{Network Computing and Applications, 2001. NCA 2001. IEEE International Symposium on}}, pages = {{354----357}}, title = {{{The influence of proportional jitter and delay on end to end delay in differentiated service network}}}, year = {{2001}}, } @inproceedings{1920, author = {{Karl, Holger and Polze, Andreas and Werner, Matthias}}, booktitle = {{Proc. the Workshop on Run-Time Systems for Parallel Programming}}, title = {{{Predictable Network Computing using Message-driven Scheduling}}}, year = {{2000}}, } @inproceedings{874, author = {{Karl, Holger}}, booktitle = {{High-Performance Computing and Networking, 7th International Conference, HPCN Europe 1999, Amsterdam, The Netherlands, April 12-14, 1999, Proceedings}}, pages = {{841----850}}, title = {{{Towards Quality of Service for Parallel Computing: An Overview of the MILAN Project}}}, doi = {{10.1007/BFb0100644}}, year = {{1999}}, } @inproceedings{875, author = {{Karl, Holger}}, booktitle = {{Parallel and Distributed Processing, 11 IPPS/SPDP'99 Workshops Held in Conjunction with the 13th International Parallel Processing Symposium and 10th Symposium on Parallel and Distributed Processing, San Juan, Puerto Rico, USA, April 12-16, 1999, Proceedings}}, pages = {{1115----1129}}, title = {{{Coscheduling through Synchronized Scheduling Servers -- A Prototype and Experiments}}}, doi = {{10.1007/BFb0097997}}, year = {{1999}}, } @article{876, author = {{Karl, Holger}}, journal = {{Concurrency - Practice and Experience}}, number = {{11-13}}, pages = {{887----900}}, title = {{{Bridging the gap between distributed shared memory and message passing}}}, doi = {{10.1002/(SICI)1096-9128(199809/11)10:11/13<887::AID-CPE416>3.0.CO;2-0}}, year = {{1998}}, } @article{877, author = {{Baratloo, Arash and Karaul, Mehmet and Karl, Holger and M. Kedem, Zvi}}, journal = {{Concurrency -- Practice and Experience}}, number = {{11-13}}, pages = {{1029----1041}}, title = {{{An infrastructure for network computing with Java applets}}}, doi = {{10.1002/(SICI)1096-9128(199809/11)10:11/13<1029::AID-CPE412>3.0.CO;2-U}}, year = {{1998}}, } @article{878, author = {{Karl, Holger and Werner, Matthias and Küttner, Lars}}, journal = {{IEEE Proceedings -- Software}}, number = {{6}}, pages = {{219----227}}, title = {{{Experimental investigation of message latencies in the Totem protocol in the Presence of faults}}}, doi = {{10.1049/ip-sen:19982443}}, year = {{1998}}, } @inproceedings{879, author = {{Karl, Holger and Werner, Matthias and Kuttner, Lars}}, booktitle = {{24th EUROMICRO '98 Conference, Engineering Systems and Software for the Next Decade, 25-27 August 1998, Vesteras, Sweden}}, pages = {{10468----10475}}, title = {{{An Experimental Investigation of Message Latencies in the Totem Protocol in the Presence of Faults}}}, doi = {{10.1109/EURMIC.1998.711841}}, year = {{1998}}, } @inproceedings{1012, author = {{Karl, Holger and Werner, Matthias}}, booktitle = {{Proc. Intl. Conf. Parallel and Distributed Processing Techniques and Applications}}, pages = {{604----612}}, title = {{{An optimal checkpointing interval for real-time systems}}}, year = {{1998}}, } @article{1445, author = {{Baratloo, A. and Karaul, M. and Karl, Holger and Kedem, Z.M.}}, journal = {{Technical Report}}, title = {{{KnittingFactory: An Infrastructure for Distributed Web Applications}}}, year = {{1997}}, } @inproceedings{1918, author = {{Dreier, Bernd and Huber, Annja and Zahn, Markus and Karl, Holger and Ungerer, Theo}}, booktitle = {{Proceedings Trends in Distributed Systems}}, title = {{{ReGTime - Rent Gigaflops someTimes}}}, year = {{1996}}, } @inproceedings{880, author = {{Dreier, Bernd and Huber, Annja and Karl, Holger and Ungerer, Theo and Zahn, Markus}}, booktitle = {{Trends in Distributed Systems: CORBA and Beyond, International Workshop TreDS '96, Aachen, Germany, October 1-2, 1996, Proceedings}}, pages = {{84----93}}, title = {{{ReGTime - Rent Gigaflops someTimes}}}, doi = {{10.1007/3-540-61842-2_28}}, year = {{1996}}, }