Biermann, Thorsten, Arne Schwabe, and Holger Karl. “Creating Butterflies in the Core – A Network Coding Extension for MPLS/RSVP-TE.”https://doi.org/10.1007/978-3-642-01399-7_69__In NETWORKING 2009, 883–94. Berlin, Heidelberg: Springer Berlin Heidelberg, 2009.https://doi.org/10.1007/978-3-642-01399-7_69 .

Lichte, Hermann S., and Jannis Weide. “Modeling Obstacles in INET/Mobility Framework: Motivation, Integration, and Performance.”https://doi.org/10.4108/icst.simutools2009.5680__In Proceedings of the Second International ICST Conference on Simulation Tools and Techniques. ICST, 2009.https://doi.org/10.4108/icst.simutools2009.5680 .

Ahlgren, Bengt, Vinicio Vercellone, Matteo D’Ambrosio, Marco Marchisio, Ian Marsh, Christian Dannewitz, Börje Ohlman, Kostas Pentikousis, Ove Strandberg, and René Rembarz. “Design Considerations for a Network of Information.”https://doi.org/10.1145/1544012.1544078__In Proceedings of the 2008 ACM CoNEXT Conference on - CONEXT ’08. ACM Press, 2009.https://doi.org/10.1145/1544012.1544078 .

Biermann, Thorsten, Martin Dräxler, and Holger Karl. “Flow Synchronization for Network Coding.”https://doi.org/10.4304/jcm.4.11.873-884__Journal of Communications, no. 11 (2009): 873--884.https://doi.org/10.4304/jcm.4.11.873-884 .

Valentin, Stefan, Hermann S. Lichte, Holger Karl, Guillaume Vivier, Sebastien Simoens, Josep Vidal, and Adrian Agustin. “Cooperative Wireless Networking Beyond Store-and-Forward .”https://doi.org/10.1007/s11277-007-9429-2__Wireless Personal Communications, no. 1 (2009): 49--68.https://doi.org/10.1007/s11277-007-9429-2 .

Biermann, Thorsten, Christian Dannewitz, and Holger Karl. “An Adaptive Resource/Performance Trade-Off for Resolving Complex Queries in P Networks.”https://doi.org/10.1109/ICC.2009.5198716__In Proceedings of IEEE International Conference on Communications, ICC 2009, Dresden, Germany, 14-18 June 2009, 1--6, 2009.https://doi.org/10.1109/ICC.2009.5198716 .

S. Lichte, Hermann, Stefan Valentin, Holger von Malm, Holger Karl, Akram Bin Sediq, and Imad Aad. “Rate-Per-Link Adaptation in Cooperative Wireless Networks with Multi-Rate Combining.”https://doi.org/10.1109/ICC.2009.5199393__In Proceedings of IEEE International Conference on Communications, ICC 2009, Dresden, Germany, 14-18 June 2009, 1--6, 2009.https://doi.org/10.1109/ICC.2009.5199393 .

Birkenheuer, Georg, Andre Brinkmann, and Holger Karl. “The Gain of Overbooking.”https://doi.org/10.1007/978-3-642-04633-9_5__In Job Scheduling Strategies for Parallel Processing, 14th International Workshop, JSSPP 2009, Rome, Italy, May 29, 2009. Revised Papers, 80–100, 2009.https://doi.org/10.1007/978-3-642-04633-9_5 .

Simon Lichte, Hermann, Stefan Valentin, Holger Karl, Imad Aad, and J. Widmer. “Analyzing Space/Capacity Tradeoffs of Cooperative Wireless Networks Using a Probabilistic Model of Interference.”https://doi.org/10.1145/1641804.1641817__In Proceedings of the 12th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, MSWiM 2009, Tenerife, Canary Islands, Spain, October 26-19, 2009, 54--62, 2009.https://doi.org/10.1145/1641804.1641817 .

Biermann, Thorsten, Arne Schwabe, and Holger Karl. “Creating Butterflies in the Core - A Network Coding Extension for MPLS/RSVP-TE.”https://doi.org/10.1007/978-3-642-01399-7_69__In NETWORKING 2009, 8th International IFIP-TC 6 Networking Conference, Aachen, Germany, May 11-15, 2009. Proceedings, 883--894, 2009.https://doi.org/10.1007/978-3-642-01399-7_69 .

Lischka, Jens, and Holger Karl. “A Virtual Network Mapping Algorithm Based on Subgraph Isomorphism Detection.”https://doi.org/10.1145/1592648.1592662__In Proceedings of the 1st ACM SIGCOMM Workshop on Virtualized Infrastructure Systems and Architectures, VISA 2009, Barcelona, Spain, August 17, 2009, 81--88, 2009.https://doi.org/10.1145/1592648.1592662 .

Biermann, Thorsten, Zsolt Alfred Polgar, and Holger Karl. “Cooperation and Coding Framework.” In Communications Workshops, 2009. ICC Workshops 2009. IEEE International Conference On, 1--5, 2009.

Valentin, Stefan, Dereje H Woldegebreal, Tobias Volkhausen, and Holger Karl. “Combining for Cooperative WLANs-a Reality Check Based on Prototype Measurements.” In Communications Workshops, 2009. ICC Workshops 2009. IEEE International Conference On, 1--5, 2009.

Volkhausen, Tobias, Dereje H Woldegebreal, and Holger Karl. “Improving Network Coded Cooperation by Soft Information.” In Sensor, Mesh and Ad Hoc Communications and Networks Workshops, 2009. SECON Workshops’ 09. 6th Annual IEEE Communications Society Conference On, 1--6, 2009.

Warneke, Daniel, and Christian Dannewitz. “Statistics-Based ID Management for Load Balancing in Structured P Networks.”https://doi.org/10.1109/lcn.2009.5355086__In 2009 IEEE 34th Conference on Local Computer Networks. IEEE, 2009.https://doi.org/10.1109/lcn.2009.5355086 .

Biermann, Thorsten, Christian Dannewitz, and Holger Karl. Extended Results on an Adaptive Resource/Performance Trade-Off for Resolving Complex Queries in P Networks, 2008.

Brinkmann, André, Stefan Gudenkauf, Wilhelm Hasselbring, André Höing, Holger Karl, Odej Kao, Holger Nitsche, and Guido Scherp. “Employing WS-BPEL Design Patterns for Grid Service Orchestration Using a Standard WS-BPEL Engine and a Grid Middleware.” In Proc. Cracow Grid Workshop (CGW), 103–10, 2008.

Brinkmann, André, and Holger Karl, eds. Proceedings of the 1. GI/ITG KuVS Fachgespräch Virtualisierung. Paderborn Center for Parallel Computing, Paderborn University, 2008.

Valentin, Stefan, Hermann S. Lichte, Daniel Warneke, Thorsten Biermann, Rafael Funke, and Holger Karl. “Mobile Cooperative WLANs - MAC and Transceiver Design, Prototyping, and Field Measurements.”https://doi.org/10.1109/vetecf.2008.350__In 2008 IEEE 68th Vehicular Technology Conference. IEEE, 2008.https://doi.org/10.1109/vetecf.2008.350 .

Valentin, S., T. Freitag, and Holger Karl. “Integrating Multiuser Dynamic OFDMA into IEEE 802.11 WLANs - LLC/MAC Extensions and System Performance.”https://doi.org/10.1109/icc.2008.626__In 2008 IEEE International Conference on Communications. IEEE, 2008.https://doi.org/10.1109/icc.2008.626 .

Woldegebreal, Dereje H., and Holger Karl. “Network-Coding-Based Cooperative Transmission in Wireless Sensor Networks: Diversity-Multiplexing Tradeoff and Coverage Area Extension.”https://doi.org/10.1007/978-3-540-77690-1_9__In Lecture Notes in Computer Science, 141–55. Berlin, Heidelberg: Springer Berlin Heidelberg, 2008.https://doi.org/10.1007/978-3-540-77690-1_9 .

H. Woldegebreal, Dereje, and Holger Karl. “Network-Coding-Based Cooperative Transmission in Wireless Sensor Networks: Diversity-Multiplexing Tradeoff and Coverage Area Extension.”https://doi.org/10.1007/978-3-540-77690-1_9__In Wireless Sensor Networks, 5th European Conference, EWSN 2008, Bologna, Italy, January 30-February 1, 2008, Proceedings, 141--155, 2008.https://doi.org/10.1007/978-3-540-77690-1_9 .

Valentin, Stefan, Thomas Freitag, and Holger Karl. “Integrating Multiuser Dynamic OFDMA into IEEE 802.11 WLANs - LLC/MAC Extensions and System Performance.”https://doi.org/10.1109/ICC.2008.626__In Proceedings of IEEE International Conference on Communications, ICC 2008, Beijing, China, 19-23 May 2008, 3328--3334, 2008.https://doi.org/10.1109/ICC.2008.626 .

S. Lichte, Hermann, Stefan Valentin, Holger Karl, Imad Aad, Luis Loyola, and J Widmer. “Design and Evaluation of a Routing-Informed Cooperative MAC Protocol for Ad Hoc Networks.”https://doi.org/10.1109/INFOCOM.2008.249__In INFOCOM 2008. 27th IEEE International Conference on Computer Communications, Joint Conference of the IEEE Computer and Communications Societies, 13-18 April 2008, Phoenix, AZ, USA, 1858--1866, 2008.https://doi.org/10.1109/INFOCOM.2008.249 .

Valentin, Stefan, Hermann S. Lichte, Holger Karl, Imad Aad, Luis Loyola, and J. Widmer. “Opportunistic Relaying vs. Selective Cooperation: Analyzing the Occurrence-Conditioned Outage Capacity.”https://doi.org/10.1145/1454503.1454539__In Proceedings of the 11th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, MSWiM 2008, Vancouver, British Columbia, Canada, October 27-31, 2008, 193--202, 2008.https://doi.org/10.1145/1454503.1454539 .

Valentin, Stefan, Tobias Volkhausen, Furuzan Atay Onat, Halim Yanikomeroglu, and Holger Karl. “Decoding-Based Channel Estimation for Selective Cooperation Diversity Protocols.”https://doi.org/10.1109/PIMRC.2008.4699545__In Proceedings of the IEEE 19th International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2008, 15-18 September 2008, Cannes, French Riviera, France, 1--6, 2008.https://doi.org/10.1109/PIMRC.2008.4699545 .

Valentin, Stefan, Hermann S. Lichte, Daniel Warneke, Thorsten Biermann, Rafael Funke, and Holger Karl. “Mobile Cooperative WLANs - MAC and Transceiver Design, Prototyping, and Field Measurements.”https://doi.org/10.1109/VETECF.2008.350__In Proceedings of the 68th IEEE Vehicular Technology Conference, VTC Fall 2008, 21-24 September 2008, Calgary, Alberta, Canada, 1--5, 2008.https://doi.org/10.1109/VETECF.2008.350 .

H. Woldegebreal, Dereje, Stefan Valentin, and Holger Karl. “Incremental Network Coding in Cooperative Transmission Wireless Networks.”https://doi.org/10.1109/VETECF.2008.346__In Proceedings of the 68th IEEE Vehicular Technology Conference, VTC Fall 2008, 21-24 September 2008, Calgary, Alberta, Canada, 1--5, 2008.https://doi.org/10.1109/VETECF.2008.346 .

Platz, Daniel, Dereje H Woldegebreal, and Holger Karl. “Random Network Coding in Wireless Sensor Networks: Energy Efficiency via Cross-Layer Approach.” In Spread Spectrum Techniques and Applications, 2008 IEEE 10th International Symposium On, 654--660, 2008.

Valentin, Stefan, Tobias Volkhausen, Furuzan Atay Onat, Halim Yanikomeroglu, and Holger Karl. “Enabling Partial Forwarding by Decoding-Based One and Two-Stage Selective Cooperation.” In Communications Workshops, 2008. ICC Workshops’ 08. IEEE International Conference On, 129--133, 2008.

Eitzen, Falk, Stefan Valentin, Kai Gossens, Holger Karl, and Oliver Rolfes. Experimental Evaluation of IEEE 802.11a-Based WLANs for Medium Range Communication, 2007.

Woldegebreal, Dereje H., and Holger Karl. “Multiple-Access Relay Channel with Network Coding and Non-Ideal Source-Relay Channels.”https://doi.org/10.1109/iswcs.2007.4392437__In 2007 4th International Symposium on Wireless Communication Systems. IEEE, 2007.https://doi.org/10.1109/iswcs.2007.4392437 .

Karl, Holger. “Optimizing Sleeping Intervals in Preamble Sampling MAC for WSNs.” Bern / Switzerland: Communication in Distributed Systems (KiVS), 2007 ITG-GI Conference, 2007.

Festag, Andreas, Holger Karl, and Adam Wolisz. “Investigation of Multicast-Based Mobility Support in All-IP Cellular Networks.”https://doi.org/10.1002/wcm.328__Wireless Communications and Mobile Computing, no. 3 (2007): 319--339.https://doi.org/10.1002/wcm.328 .

Stok, Peter van der, Holger Karl, Fabio De Ambroggi, JeanDominique Decotignie, Frank Siegemund, Kees Lokhorst, and Michael Hellenschmidt. “WASP - Wirelessly Accessible Sensor Populations: A Project Overview.”https://doi.org/10.1007/978-3-540-85379-4_49__In Constructing Ambient Intelligence - AmI 2007 Workshops Darmstadt, Germany, November 7-10, 2007 Revised Papers, 426--429, 2007.https://doi.org/10.1007/978-3-540-85379-4_49 .

H. Woldegebreal, Dereje, Stefan Valentin, and Holger Karl. “Outage Probability Analysis of Cooperative Transmission Protocols without and with Network Coding: Inter-User Channels Based Comparison.”https://doi.org/10.1145/1298126.1298136__In Proceedings of the 10th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, MSWiM 2007, Chania, Crete Island, Greece, October 22-26, 2007, 36--44, 2007.https://doi.org/10.1145/1298126.1298136 .

Valentin, Stefan, Holger von Malm, and Holger Karl. “Traffic-Aware Asymmetric Cooperation Diversity for Media Streaming in Wireless Networks.”https://doi.org/10.1109/PIMRC.2007.4394223__In Proceedings of the IEEE 18th International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2007, 3-7 September 2007, Athens, Greece, 1--6, 2007.https://doi.org/10.1109/PIMRC.2007.4394223 .

S. Lichte, Hermann, Stefan Valentin, Falk Eitzen, Matthias Stege, Carsten Unger, and Holger Karl. “Integrating Multiuser Dynamic OFDMA into IEEE 802.11a and Prototyping It on a Real-Time Software-Defined Radio Testbed.”https://doi.org/10.1109/TRIDENTCOM.2007.4444671__In 3rd International ICST Conference on Testbeds and Research Infrastructures for the Development of Networks and Communities, TridentCom 2007, Orlando, Florida, USA, May 21-23 2007, 1--9, 2007.https://doi.org/10.1109/TRIDENTCOM.2007.4444671 .

Valentin, Stefan, and Holger Karl. “Effect of User Mobility in Coded Cooperative Systems with Joint Partner and Cooperation Level Selection.”https://doi.org/10.1109/WCNC.2007.170__In IEEE Wireless Communications and Networking Conference, WCNC 2007, Hong Kong, China, 11-15 March, 2007, 896--901, 2007.https://doi.org/10.1109/WCNC.2007.170 .

Marie Feeney, Laura, Bilge Cetin, Daniel Hollos, Martin Kubisch, Seble Mengesha, and Holger Karl. “Multi-Rate Relaying for Performance Improvement in IEEE 802.11 WLANs.”https://doi.org/10.1007/978-3-540-72697-5_17__In Wired/Wireless Internet Communications, 5th International Conference, WWIC 2007, Coimbra, Portugal, May 23-25, 2007, Proceedings, 201--212, 2007.https://doi.org/10.1007/978-3-540-72697-5_17 .

Valentin, Stefan, and Holger Karl. “Analyzing the Effect of Asymmetric Mobility and Channel Configurations on the Outage Performance of Coded Cooperative Systems.” In Proc. of the European Wireless Conference (EW), 2007.

Valentin, Stefan, Hermann S Lichte, Holger Karl, Sebastien Simoens, Guillaume Vivier, Josep Vidal, and Adrian Agustin. “Implementing Cooperative Wireless Networks.”https://doi.org/10.1007/978-1-4020-5979-7_8__Cognitive Wireless Networks, 2007, 155--178.https://doi.org/10.1007/978-1-4020-5979-7_8 .

Valentin, Stefan, Holger von Malm, and Holger Karl. Evaluating the GNU Software Radio Platform for Wireless Testbeds, 2006.

Valentin, Stefan, Herman S. Lichte, Holger Karl, Guillaume  Vivier, Sebastien  Simoens, Josep Vidal, Adrian Agustin, and Imad Aad. “Cooperative Wireless Networking beyond Store-and-Forward: Perspectives for PHY and MAC Design,” 2006.

Dannewitz, Christian, Stefan Berg, and Holger Karl. “An IEEE 802.21-Based Universal Information Service .” In  Proc. of the Wireless World Research Forum Meeting , 2006.

Hoene, Christian, Holger Karl, and Adam Wolisz. “A Perceptual Quality Model Intended for Adaptive VoIP Applications.”https://doi.org/10.1002/dac.755__Int. J. Communication Systems, no. 3 (2006): 299--316.https://doi.org/10.1002/dac.755 .

Gross, James, Hans-Florian Geerdes, Holger Karl, and Adam Wolisz. “Performance Analysis of Dynamic OFDMA Systems with Inband Signaling.”https://doi.org/10.1109/JSAC.2005.862386__IEEE Journal on Selected Areas in Communications, no. 3 (2006): 427--436.https://doi.org/10.1109/JSAC.2005.862386 .

Carlson, E., Christian Prehofer, Christian Bettstetter, Holger Karl, and Adam Wolisz. “A Distributed End-to-End Reservation Protocol for IEEE 802.11-Based Wireless Mesh Networks.”https://doi.org/10.1109/JSAC.2006.881633__IEEE Journal on Selected Areas in Communications, no. 11 (2006): 2018--2027.https://doi.org/10.1109/JSAC.2006.881633 .

Mattern, Friedemann, Holger Karl, and Kay Römer. “Wireless Sensor Networks.”https://doi.org/10.1007/11669463__In Third European Workshop, EWSN 2006, Zurich, Switzerland, February 13-15, 2006, Proceedings, edited by Kay R\'22omer, Holger Karl, and Friedemann Mattern. Lecture Notes in Computer Science, 2006.https://doi.org/10.1007/11669463 .

Aguiar, A., A. Wolisz, H. Lederer, and Holger Karl. “Channel-Adaptive Schedulers with State-of-the-Art Channel Predictors.” In Proceedings of the 11th European Wireless Conference 2005, 2005.

Karl, Holger, and Andreas Willig. Protocols and Architectures for Wireless Sensor Networks, 2005.

Ebert, Jean-Pierre, Daniel Hollos, Holger Karl, and Marc Löbbers. “Does Multi-Hop Communication Reduce Electromagnetic Exposure?”https://doi.org/10.1093/comjnl/bxh062__Comput. J., no. 1 (2005): 72--83.https://doi.org/10.1093/comjnl/bxh062 .

Savoric, Michael, Holger Karl, Morten Schläger, Tobias Poschwatta, and Adam Wolisz. “Analysis and Performance Evaluation of the EFCM Common Congestion Controller for TCP Connections.”https://doi.org/10.1016/j.comnet.2005.01.012__Computer Networks, no. 2 (2005): 269--294.https://doi.org/10.1016/j.comnet.2005.01.012 .

Gross, James, Stefan Valentin, Holger Karl, and Adam Wolisz. “A Study of Impact of Inband Signalling and Realistic Channel Knowledge for an Example Dynamic OFDM-FDMA System.”https://doi.org/10.1002/ett.1030__European Transactions on Telecommunications, no. 1 (2005): 37--49.https://doi.org/10.1002/ett.1030 .

Karl, Holger, Thomas Lentsch, and Hartmut Ritter. “Drahtlose Sensornetze.”https://doi.org/10.1515/PIKO.2005.66__Praxis Der Informationsverarbeitung Und Kommunikation, no. 2 (2005): 66--67.https://doi.org/10.1515/PIKO.2005.66 .

Willig, Andreas, and Holger Karl. “Data Transport Reliability in Wireless Sensor Networks. A Survey of Issues and Solutions.”https://doi.org/10.1515/PIKO.2005.86__Praxis Der Informationsverarbeitung Und Kommunikation, no. 2 (2005): 86--92.https://doi.org/10.1515/PIKO.2005.86 .

Kopke, Andreas, Holger Karl, and Marc Lobbers. “Using Energy Where It Counts: Protecting Important Messages in the Link Layer.”https://doi.org/10.1109/EWSN.2005.1462015__In Wireless Sensor Networks, Second European Workshop, EWSN 2005, Istanbul, Turkey, January 31 - February 2, 2005, Proceedings, 226--235, 2005.https://doi.org/10.1109/EWSN.2005.1462015 .

Karl, Holger. “Ad Hoc Networks.” In The Industrial Information Technology Handbook, 1--16, 2005.

Valentin, Stefan, James Gross, Holger Karl, and Adam Wolisz. “Adaptive Scheduling for Heterogeneous Traffic Flows in Cellular Wireless OFDM-FDMA Systems.” In 10th IFIP International Conference on Personal Wireless Communications/PWC’05, Comar, France, 2005, 2005.

Gross, James, Stefan Valentin, Holger Karl, and Adam Wolisz. “A Study of Impact of Inband Signalling and Realistic Channel Knowledge for an Example Dynamic OFDM-FDMA System.”https://doi.org/10.1002/ett.1030__European Transactions on Telecommunications 16, no. 1 (2005): 37–49.https://doi.org/10.1002/ett.1030 .

Köpke, A., Holger Karl, and A.  Wolisz. “Consensus in WSN – Identifying Critical Protocol Mechanisms.” In GI / ITG Fachgespräche Drahtlose Sensornetzwerke, 2004.

Aguiar, Ana, Holger Karl, and Adam Wolisz. “Channel Adaptive Techniques in the Presence of Channel Prediction Inaccuracy.” In Proceedings of European Wireless 2004, Barcelona / Spain , 2004.

Gross, James, Jirka Klaue, Holger Karl, and Adam Wolisz. “Cross-Layer Optimization of OFDM Transmission Systems for MPEG-4 Video Streaming.”https://doi.org/10.1016/j.comcom.2004.01.010__Computer Communications, no. 11 (2004): 1044--1055.https://doi.org/10.1016/j.comcom.2004.01.010 .

Niebert, Norbert, Andreas Schieder, Henrik Abramowicz, G. Malmgren, Joachim Sachs, Uwe Horn, Christian Prehofer, and Holger Karl. “Ambient Networks: An Architecture for Communication Networks beyond 3G.”https://doi.org/10.1109/MWC.2004.1295733__IEEE Wireless Communications, no. 2 (2004): 14--22.https://doi.org/10.1109/MWC.2004.1295733 .

Handziski, Vlado, Andreas Köpke, Holger Karl, Christian Frank, and Witold Drytkiewicz. “Improving the Energy Efficiency of Directed Diffusion Using Passive Clustering.”https://doi.org/10.1007/978-3-540-24606-0_12__In Wireless Sensor Networks, First European Workshop, EWSN 2004, Berlin, Germany, January 19-21, 2004, Proceedings, 172--187, 2004.https://doi.org/10.1007/978-3-540-24606-0_12 .

Typpö, Ville, Jochen Eisl, Jan Höller, Ramon Agüero, and Holger Karl. “Research Challenges in Mobility and Moving Networks: An Ambient Networks View.”https://doi.org/10.1007/0-387-24043-8_15__In Broadband Satellite Comunication Systems and the Challenges of Mobility - IFIP T Workshops on Broadband Satellite Communication Systems and Challenges of Mobility, World Computer Congress, August 22-27, 2004, Toulouse, France, 145--155, 2004.https://doi.org/10.1007/0-387-24043-8_15 .

Frank, Christian, and Holger Karl. “Consistency Challenges of Service Discovery in Mobile Ad Hoc Networks.”https://doi.org/10.1145/1023663.1023684__In Proceedings of the 7th International Symposium on Modeling Analysis and Simulation of Wireless and Mobile Systems, MSWiM 2004, Venice, Italy, October 4-6, 2004, 105--114, 2004.https://doi.org/10.1145/1023663.1023684 .

Marie Feeney, Laura, Daniel Hollos, Martin Kubisch, Seble Mengesha, and Holger Karl. “A Geometric Derivation of the Probability of Finding a Relay in Multi-Rate Networks.”https://doi.org/10.1007/978-3-540-24693-0_112__In NETWORKING 2004, Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; Mobile and Wireless Communication, Third International IFIP-T Networking Conference, Athens, Greece, May 9-14, 2004, Proceedings, 1312--1317, 2004.https://doi.org/10.1007/978-3-540-24693-0_112 .

Hollos, Daniel, Holger Karl, and Adam Wolisz. “Regionalizing Global Optimization Algorithms to Improve the Operation of Large Ad Hoc Networks.”https://doi.org/10.1109/WCNC.2004.1311292__In 2004 IEEE Wireless Communications and Networking Conference, WCNC 2004, Atlanta, Georgia, USA, 21-25 March 2004, 819--824, 2004.https://doi.org/10.1109/WCNC.2004.1311292 .

Raguin, David, Martin Kubisch, Holger Karl, and Adam Wolisz. “Queue-Driven Cut-through Medium Access in Wireless Ad Hoc Networks.”https://doi.org/10.1109/WCNC.2004.1311845__In 2004 IEEE Wireless Communications and Networking Conference , WCNC 2004, Atlanta, Georgia, USA, 21-25 March 2004, 1909--1914, 2004.https://doi.org/10.1109/WCNC.2004.1311845 .

Karl, Holger. “Data Transmission in Mobile Communication Systems.” In Location-Based Services, 207--244, 2004.

Karl, Holger, Andreas Willig, and Adam Wolisz, eds. Wireless Sensor Networks. Lecture Notes in Computer Science. First European Workshop, EWSN 2004, Berlin, Germany, January 19-21, 2004, Proceedings, 2004.https://doi.org/10.1007/b94854 .

Niebert, Norbert, Hannu Flinck, Robert Hancock, Holger Karl, and Christian Prehofer. “Ambient Networks--Research for Communication Networks Beyond 3G.” In 13th IST Mobile and Wireless Communications-Summit 2004, 2004.

Gross, James, Irene Paoluzzi, Holger Karl, and Adam Wolisz. “Throughput Study for a Dynamic OFDM-FDMA System with Inband Signaling.” In Vehicular Technology Conference, 2004. VTC 2004-Spring. 2004 IEEE 59th, 1787--1791, 2004.

Klimin, Nikolay, Wilfried Enkelmann, Holger Karl, and Adam Wolisz. “A Hybrid Approach for Location-Based Service Discovery in Vehicular Ad Hoc Networks.” Proc. of WIT, 2004.

Carlson, Emma, Holger Karl, Adam Wolisz, and Christian Prehofer. “Distributed Allocation of Time Slots for Real-Time Traffic in a Wireless Multi-Hop Network.” In Proc. European Wireless, 2004.

Mengesha, Seble, Holger Karl, and Adam Wolisz. “Capacity Increase of Multi-Hop Cellular Wlans Exploiting Data Rate Adaptation and Frequency Recycling.” Proc. of MedHocNet 2004, 2004.

Carlson, Emma, Christian Bettstetter, Holger Karl, Christian Prehofer, and Adam Wolisz. “Distributed Maintenance of Resource Reservation Paths in Multihop 802.11 Networks.” In Vehicular Technology Conference, 2004. V-Fall. 2004 IEEE 60th, 2994--2998, 2004.

Gross, James, Holger Karl, and Adam Wolisz. “On the Effect of Inband Signaling and Realistic Channel Knowledge on Dynamic OFDM-FDMA Systems.” In European Wireless 2004, 2004.

Kubisch, Martin, Holger Karl, and Adam Wolisz. “A MAC Protocol for Wireless Sensor Networks with Multiple Selectable, Fixed-Orientation Antennas.”https://doi.org//10.1.1.3.3185__Frequenz, no. 3–4 (2004): 92--96.https://doi.org//10.1.1.3.3185 .

Gross, James, Holger Karl, and Adam Wolisz. “Throughput Optimization of Dynamic OFDM-FDMA Systems with Inband Signaling.” In 2nd International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks 2004 (WiOpt 2004), 2004.

Handziski, Vlado, Andreas Köpke, Holger Karl, and Adam Wolisz. A Common Wireless Sensor Network Architecture? Berlin, 2003.

Drytkiewicz, Witold , Steffen Sroka, Vlado  Handzisk, Andreas Köpke, and Holger Karl. “A Mobility Frame Work for OMNeT++.” In Proc. of 3rd International OMNeT++ Workshop at Budapest University of Technology and Economics, 2003.

Fu, X., T. Chen, A. Festag, Holger Karl, G. Schäfer, and C. Fan. “Secure, QoS-Enabled Mobility Support for IP-Based Networks.” In Proceedings IP Based Cellular Network Conference IPCN, Paris / France, Dezember , 2003.

Geerdes, Hans-Florian, and Holger Karl. “The Potential of Relaying in Cellular Networks .” In Proceedings of INOC 2003, Evry/Paris, 2003.

Aguiar, Ana, Christian Hoene, Jirka Klaue, Holger Karl, Horst Miesmer, and Adam Wolisz. “Channel-Aware Schedulers for VoIP and MPE Based on Channel Prediction.” In Proc. of 8th Intl. Workshop on Mobile Multimedia Communications (MoMuC’03), 2003.

Savoric, Michael, Holger Karl, and Adam Wolisz. “The TCP Control Block Interdependence in Fixed Networks - New Performance Results.”https://doi.org/10.1016/S0140-3664(02)00155-X__Computer Communications, no. 4 (2003): 366--375.https://doi.org/10.1016/S0140-3664(02)00155-X .

Zirwas, Wolfgang, J. Habetha, and Holger Karl. “Ziel-Orientierter Entwurf von Multi-Hop Medienzugriffsprotokollen.”https://doi.org/10.1515/PIKO.2003.184__Praxis Der Informationsverarbeitung Und Kommunikation, no. 4 (2003): 184--189.https://doi.org/10.1515/PIKO.2003.184 .

Aguiar, Ana, Holger Karl, Adam Wolisz, and Horst Miesmer. “A Framework for Evaluating Effects of Channel Prediction Inaccuracy on the Performance of Channel Adaptive Techniques.” In Proceedings of the International Conference on Wireless Networks, ICWN ’03, June 23 - 26, 2003, Las Vegas, Nevada, USA, 3--9, 2003.

Gross, James, Holger Karl, Frank H. P. Fitzek, and Adam Wolisz. “Comparison of Heuristic and Optimal Subcarrier Assignment Algorithms.” In Proceedings of the International Conference on Wireless Networks, ICWN ’03, June 23 - 26, 2003, Las Vegas, Nevada, USA, 249--255, 2003.

J. M. Havinga, Paul, Sandro Etalle, Holger Karl, Chiara Petrioli, Michele Zorzi, Harry Kip, and Thomas Lentsch. “EYES - Energy Efficient Sensor Networks.”https://doi.org/10.1007/978-3-540-39867-7_20__In Personal Wireless Communications, IFIP-T 8th International Conference, PWC 2003, Venice, Italy, September 23-25, 2003, Proceedings, 198--201, 2003.https://doi.org/10.1007/978-3-540-39867-7_20 .

Kubisch, Martin, Holger Karl, and Adam Wolisz. “Are Classes of Nodes with Different Power Amplifiers Good for Wireless Multi-Hop Networks?”https://doi.org/10.1007/978-3-540-39867-7_78__In Personal Wireless Communications, IFIP-T 8th International Conference, PWC 2003, Venice, Italy, September 23-25, 2003, Proceedings, 841--846, 2003.https://doi.org/10.1007/978-3-540-39867-7_78 .

Köpke, Andreas, Andreas Willig, and Holger Karl. “Chaotic Maps as Parsimonious Bit Error Models of Wireless Channels.”https://doi.org/10.1109/INFCOM.2003.1208702__In 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, 513--523, 2003.https://doi.org/10.1109/INFCOM.2003.1208702 .

Sroka, Steffen, and Holger Karl. “Performance Evaluation of a QoS-Aware Handover Mechanism.”https://doi.org/10.1109/ISCC.2003.1214110__In Proceedings of the Eighth IEEE Symposium on Computers and Communications (ISCC 2003), 30 June - 3 July 2003, Kiris-Kemer, Turkey, 117--124, 2003.https://doi.org/10.1109/ISCC.2003.1214110 .

Kubisch, Martin, Seble Mengesha, Daniel Hollos, Holger Karl, and Adam Wolisz. “Applying Ad-Hoc Relaying to Improve Capacity, Energy Efficiency, and Immission in Infrastructure-Based WLANs.”https://doi.org/10.1007/978-3-642-55569-5_16__In 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, 195--206, 2003.https://doi.org/10.1007/978-3-642-55569-5_16 .

Festag, Andreas, Holger Karl, and Adam Wolisz. “Classification and Evaluation of Multicast-Based Mobility Support in All-IP Cellular Networks.”https://doi.org/10.1007/978-3-642-55569-5_19__In 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, 233--244, 2003.https://doi.org/10.1007/978-3-642-55569-5_19 .

Kubisch, Martin, Holger Karl, Adam Wolisz, Lizhi Charlie Zhong, and Jan M. Rabaey. “Distributed Algorithms for Transmission Power Control in Wireless Sensor Networks.”https://doi.org/10.1109/WCNC.2003.1200410__In 2003 IEEE Wireless Communications and Networking, WCNC 2003, New Orleans, LA, USA, 16-20 March, 2003, 558--563, 2003.https://doi.org/10.1109/WCNC.2003.1200410 .

Drytkiewicz, Witold, Steffen Sroka, Vlado Handziski, Andreas Köpke, and Holger Karl. “A Mobility Framework for Omnet++.” In 3rd International OMNeT++ Workshop, 2003.

Karl, Holger. “An Overview of Energy-Efficiency Techniques for Mobile Communication Systems.” Report of AG Mobikom W, 2003.

Gross, James, Jirka Klaue, Holger Karl, and Adam Wolisz. “Subcarrier Allocation for Variable Bit Rate Video Streams in Wireless OFDM Systems.” In Vehicular Technology Conference, 2003. VTC 2003-Fall. 2003 IEEE 58th, 2481--2485, 2003.