S. Valentin, H. S. Lichte, D. Warneke, T. Biermann, R. Funke, and H. Karl, “Mobile Cooperative WLANs - MAC and Transceiver Design, Prototyping, and Field Measurements,” in 2008 IEEE 68th Vehicular Technology Conference, 2008.
LibreCat: /record/1834
DOI: 10.1109/vetecf.2008.350

S. Valentin, T. Freitag, and H. Karl, “Integrating Multiuser Dynamic OFDMA into IEEE 802.11 WLANs - LLC/MAC Extensions and System Performance,” in 2008 IEEE International Conference on Communications, 2008.
LibreCat: /record/1839
DOI: 10.1109/icc.2008.626

D. H. Woldegebreal and H. Karl, “Network-Coding-Based Cooperative Transmission in Wireless Sensor Networks: Diversity-Multiplexing Tradeoff and Coverage Area Extension,” in Lecture Notes in Computer Science, Berlin, Heidelberg: Springer Berlin Heidelberg, 2008, pp. 141–155.
LibreCat: /record/1841
DOI: 10.1007/978-3-540-77690-1_9

D. H. Woldegebreal and H. Karl, “Network-Coding-Based Cooperative Transmission in Wireless Sensor Networks: Diversity-Multiplexing Tradeoff and Coverage Area Extension,” in Wireless Sensor Networks, 5th European Conference, EWSN 2008, Bologna, Italy, January 30-February 1, 2008, Proceedings, 2008, pp. 141--155.
LibreCat: /record/822
DOI: 10.1007/978-3-540-77690-1_9

S. Valentin, T. Freitag, and H. Karl, “Integrating Multiuser Dynamic OFDMA into IEEE 802.11 WLANs - LLC/MAC Extensions and System Performance,” in Proceedings of IEEE International Conference on Communications, ICC 2008, Beijing, China, 19-23 May 2008, 2008, pp. 3328--3334.
LibreCat: /record/823
DOI: 10.1109/ICC.2008.626

H. S. Lichte, S. Valentin, H. Karl, I. Aad, L. Loyola, and J. Widmer, “Design and Evaluation of a Routing-Informed Cooperative MAC Protocol for Ad Hoc Networks,” 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, 2008, pp. 1858--1866.
LibreCat: /record/824
DOI: 10.1109/INFOCOM.2008.249

S. Valentin, H. S. Lichte, H. Karl, I. Aad, L. Loyola, and J. Widmer, “Opportunistic relaying vs. selective cooperation: analyzing the occurrence-conditioned outage capacity,” 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, 2008, pp. 193--202.
LibreCat: /record/825
DOI: 10.1145/1454503.1454539

S. Valentin, T. Volkhausen, F. Atay Onat, H. Yanikomeroglu, and H. Karl, “Decoding-based channel estimation for selective cooperation diversity protocols,” 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, 2008, pp. 1--6.
LibreCat: /record/826
DOI: 10.1109/PIMRC.2008.4699545

S. Valentin, H. S. Lichte, D. Warneke, T. Biermann, R. Funke, and H. Karl, “Mobile Cooperative WLANs - MAC and Transceiver Design, Prototyping, and Field Measurements,” in Proceedings of the 68th IEEE Vehicular Technology Conference, VTC Fall 2008, 21-24 September 2008, Calgary, Alberta, Canada, 2008, pp. 1--5.
LibreCat: /record/827
DOI: 10.1109/VETECF.2008.350

D. H. Woldegebreal, S. Valentin, and H. Karl, “Incremental Network Coding in Cooperative Transmission Wireless Networks,” in Proceedings of the 68th IEEE Vehicular Technology Conference, VTC Fall 2008, 21-24 September 2008, Calgary, Alberta, Canada, 2008, pp. 1--5.
LibreCat: /record/828
DOI: 10.1109/VETECF.2008.346

D. Platz, D. H. Woldegebreal, and H. 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, 2008, pp. 654--660.
LibreCat: /record/1003

S. Valentin, T. Volkhausen, F. A. Onat, H. Yanikomeroglu, and H. Karl, “Enabling partial forwarding by decoding-based one and two-stage selective cooperation,” in Communications Workshops, 2008. ICC Workshops’ 08. IEEE International Conference on, 2008, pp. 129--133.
LibreCat: /record/1007

D. H. Woldegebreal and H. Karl, “Multiple-Access Relay Channel with Network Coding and Non-Ideal Source-Relay Channels,” in 2007 4th International Symposium on Wireless Communication Systems, 2007.
LibreCat: /record/1840
DOI: 10.1109/iswcs.2007.4392437

H. Karl, “Optimizing sleeping intervals in preamble sampling MAC for WSNs,” 2007.
LibreCat: /record/1842

A. Festag, H. Karl, and A. Wolisz, “Investigation of multicast-based mobility support in all-IP cellular networks,” Wireless Communications and Mobile Computing, no. 3, pp. 319--339, 2007.
LibreCat: /record/830
DOI: 10.1002/wcm.328

P. van der Stok et al., “WASP - Wirelessly Accessible Sensor Populations: A Project Overview,” in Constructing Ambient Intelligence - AmI 2007 Workshops Darmstadt, Germany, November 7-10, 2007 Revised Papers, 2007, pp. 426--429.
LibreCat: /record/831
DOI: 10.1007/978-3-540-85379-4_49

D. H. Woldegebreal, S. Valentin, and H. Karl, “Outage probability analysis of cooperative transmission protocols without and with network coding: inter-user channels based comparison,” 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, 2007, pp. 36--44.
LibreCat: /record/832
DOI: 10.1145/1298126.1298136

S. Valentin, H. von Malm, and H. Karl, “Traffic-Aware Asymmetric Cooperation Diversity for Media Streaming in Wireless Networks,” in Proceedings of the IEEE 18th International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2007, 3-7 September 2007, Athens, Greece, 2007, pp. 1--6.
LibreCat: /record/833
DOI: 10.1109/PIMRC.2007.4394223

H. S. Lichte, S. Valentin, F. Eitzen, M. Stege, C. Unger, and H. Karl, “Integrating multiuser dynamic OFDMA into IEEE 802.11a and prototyping it on a real-time software-defined radio testbed,” 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, 2007, pp. 1--9.
LibreCat: /record/834
DOI: 10.1109/TRIDENTCOM.2007.4444671

S. Valentin and H. Karl, “Effect of User Mobility in Coded Cooperative Systems with Joint Partner and Cooperation Level Selection,” in IEEE Wireless Communications and Networking Conference, WCNC 2007, Hong Kong, China, 11-15 March, 2007, 2007, pp. 896--901.
LibreCat: /record/835
DOI: 10.1109/WCNC.2007.170

L. Marie Feeney, B. Cetin, D. Hollos, M. Kubisch, S. Mengesha, and H. Karl, “Multi-rate Relaying for Performance Improvement in IEEE 802.11 WLANs,” in Wired/Wireless Internet Communications, 5th International Conference, WWIC 2007, Coimbra, Portugal, May 23-25, 2007, Proceedings, 2007, pp. 201--212.
LibreCat: /record/836
DOI: 10.1007/978-3-540-72697-5_17

S. Valentin and H. 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.
LibreCat: /record/1015

S. Valentin et al., “Implementing cooperative wireless networks,” Cognitive Wireless Networks, pp. 155--178, 2007.
LibreCat: /record/1018
DOI: 10.1007/978-1-4020-5979-7_8

S. Valentin, H. von Malm, and H. Karl, Evaluating the GNU Software Radio platform for wireless testbeds. 2006.
LibreCat: /record/2518

S. Valentin et al., “Cooperative wireless networking beyond store-and-forward: Perspectives for PHY and MAC design,” 2006.
LibreCat: /record/2523

C. Dannewitz, S. Berg, and H. Karl, “An IEEE 802.21-based Universal Information Service ,” in  Proc. of the Wireless World Research Forum Meeting , 2006.
LibreCat: /record/2526

F.-J. Rammig, W. Dangelmaier, H. Karl, B. Mertsching, F. Meyer auf der Heide, and A. Trächtler, Eds., Self-Coordinating Systems: The Next Challenge in Research on Distributed Systems. Paderborn: Verlagsschriftenreihe des Heinz Nixdorf Instituts, 2006.
LibreCat: /record/17417

C. Hoene, H. Karl, and A. Wolisz, “A perceptual quality model intended for adaptive VoIP applications,” Int. J. Communication Systems, no. 3, pp. 299--316, 2006.
LibreCat: /record/837
DOI: 10.1002/dac.755

J. Gross, H.-Florian Geerdes, H. Karl, and A. Wolisz, “Performance analysis of dynamic OFDMA systems with inband signaling,” IEEE Journal on Selected Areas in Communications, no. 3, pp. 427--436, 2006.
LibreCat: /record/838
DOI: 10.1109/JSAC.2005.862386

F. Mattern, H. Karl, and K. Römer, “Wireless Sensor Networks,” in Third European Workshop, EWSN 2006, Zurich, Switzerland, February 13-15, 2006, Proceedings, 2006.
LibreCat: /record/840
DOI: 10.1007/11669463

A. Aguiar, A. Wolisz, H. Lederer, and H. Karl, “Channel-Adaptive Schedulers with State-of-the-Art Channel Predictors,” in Proceedings of the 11th European Wireless Conference 2005, 2005.
LibreCat: /record/1843

H. Karl and A. Willig, Protocols and architectures for wireless sensor networks. 2005.
LibreCat: /record/841

J.-P. Ebert, D. Hollos, H. Karl, and M. Löbbers, “Does Multi-Hop Communication Reduce Electromagnetic Exposure?,” Comput. J., no. 1, pp. 72--83, 2005.
LibreCat: /record/842
DOI: 10.1093/comjnl/bxh062

M. Savoric, H. Karl, M. Schläger, T. Poschwatta, and A. Wolisz, “Analysis and performance evaluation of the EFCM common congestion controller for TCP connections,” Computer Networks, no. 2, pp. 269--294, 2005.
LibreCat: /record/843
DOI: 10.1016/j.comnet.2005.01.012

J. Gross, S. Valentin, H. Karl, and A. Wolisz, “A study of impact of inband signalling and realistic channel knowledge for an example dynamic OFDM-FDMA system,” European Transactions on Telecommunications, no. 1, pp. 37--49, 2005.
LibreCat: /record/844
DOI: 10.1002/ett.1030

H. Karl, T. Lentsch, and H. Ritter, “Drahtlose Sensornetze,” Praxis der Informationsverarbeitung und Kommunikation, no. 2, pp. 66--67, 2005.
LibreCat: /record/845
DOI: 10.1515/PIKO.2005.66

A. Willig and H. Karl, “Data Transport Reliability in Wireless Sensor Networks. A Survey of Issues and Solutions,” Praxis der Informationsverarbeitung und Kommunikation, no. 2, pp. 86--92, 2005.
LibreCat: /record/846
DOI: 10.1515/PIKO.2005.86

H. Karl, “Ad Hoc Networks,” in The Industrial Information Technology Handbook, 2005, pp. 1--16.
LibreCat: /record/848

S. Valentin, J. Gross, H. Karl, and A. 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.
LibreCat: /record/1013

J. Gross, S. Valentin, H. Karl, and A. Wolisz, “A study of impact of inband signalling and realistic channel knowledge for an example dynamic OFDM-FDMA system,” European Transactions on Telecommunications, vol. 16, no. 1, pp. 37–49, 2005.
LibreCat: /record/1378
DOI: 10.1002/ett.1030

A. Köpke, H. Karl, and A. Wolisz, “Consensus in WSN – Identifying critical protocol mechanisms,” in GI / ITG Fachgespräche Drahtlose Sensornetzwerke, 2004.
LibreCat: /record/2529

A. Aguiar, H. Karl, and A. Wolisz, “Channel Adaptive Techniques in the Presence of Channel Prediction Inaccuracy,” in Proceedings of European Wireless 2004, Barcelona / Spain , 2004.
LibreCat: /record/1911

J. Gross, J. Klaue, H. Karl, and A. Wolisz, “Cross-layer optimization of OFDM transmission systems for MPEG-4 video streaming,” Computer Communications, no. 11, pp. 1044--1055, 2004.
LibreCat: /record/850
DOI: 10.1016/j.comcom.2004.01.010

N. Niebert et al., “Ambient networks: An architecture for communication networks beyond 3G,” IEEE Wireless Communications, no. 2, pp. 14--22, 2004.
LibreCat: /record/851
DOI: 10.1109/MWC.2004.1295733

V. Handziski, A. Köpke, H. Karl, C. Frank, and W. Drytkiewicz, “Improving the Energy Efficiency of Directed Diffusion Using Passive Clustering,” in Wireless Sensor Networks, First European Workshop, EWSN 2004, Berlin, Germany, January 19-21, 2004, Proceedings, 2004, pp. 172--187.
LibreCat: /record/852
DOI: 10.1007/978-3-540-24606-0_12

V. Typpö, J. Eisl, J. Höller, R. Agüero, and H. Karl, “Research Challenges in Mobility and Moving Networks: An Ambient Networks View,” 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, 2004, pp. 145--155.
LibreCat: /record/853
DOI: 10.1007/0-387-24043-8_15

C. Frank and H. Karl, “Consistency challenges of service discovery in mobile ad hoc networks,” 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, 2004, pp. 105--114.
LibreCat: /record/854
DOI: 10.1145/1023663.1023684

L. Marie Feeney, D. Hollos, M. Kubisch, S. Mengesha, and H. Karl, “A Geometric Derivation of the Probability of Finding a Relay in Multi-rate Networks,” 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, 2004, pp. 1312--1317.
LibreCat: /record/855
DOI: 10.1007/978-3-540-24693-0_112

D. Hollos, H. Karl, and A. Wolisz, “Regionalizing global optimization algorithms to improve the operation of large ad hoc networks,” in 2004 IEEE Wireless Communications and Networking Conference, WCNC 2004, Atlanta, Georgia, USA, 21-25 March 2004, 2004, pp. 819--824.
LibreCat: /record/856
DOI: 10.1109/WCNC.2004.1311292

D. Raguin, M. Kubisch, H. Karl, and A. Wolisz, “Queue-driven cut-through medium access in wireless ad hoc networks,” in 2004 IEEE Wireless Communications and Networking Conference , WCNC 2004, Atlanta, Georgia, USA, 21-25 March 2004, 2004, pp. 1909--1914.
LibreCat: /record/857
DOI: 10.1109/WCNC.2004.1311845

H. Karl, “Data Transmission in Mobile Communication Systems,” in Location-Based Services, 2004, pp. 207--244.
LibreCat: /record/858

H. Karl, A. Willig, and A. Wolisz, Eds., Wireless Sensor Networks. First European Workshop, EWSN 2004, Berlin, Germany, January 19-21, 2004, Proceedings, 2004.
LibreCat: /record/859
DOI: 10.1007/b94854

N. Niebert, H. Flinck, R. Hancock, H. Karl, and C. Prehofer, “Ambient Networks--Research for Communication Networks Beyond 3G,” in 13th IST Mobile and Wireless Communications-Summit 2004, 2004.
LibreCat: /record/988

J. Gross, I. Paoluzzi, H. Karl, and A. Wolisz, “Throughput study for a dynamic OFDM-FDMA system with inband signaling,” in Vehicular Technology Conference, 2004. VTC 2004-Spring. 2004 IEEE 59th, 2004, pp. 1787--1791.
LibreCat: /record/992

N. Klimin, W. Enkelmann, H. Karl, and A. Wolisz, “A hybrid approach for location-based service discovery in vehicular ad hoc networks,” Proc. of WIT, 2004.
LibreCat: /record/993

E. Carlson, H. Karl, A. Wolisz, and C. Prehofer, “Distributed allocation of time slots for real-time traffic in a wireless multi-hop network,” in Proc. European Wireless, Barcelona/Spain, 2004.
LibreCat: /record/997

S. Mengesha, H. Karl, and A. Wolisz, “Capacity increase of multi-hop cellular wlans exploiting data rate adaptation and frequency recycling,” Proc. of MedHocNet 2004, 2004.
LibreCat: /record/998

E. Carlson, C. Bettstetter, H. Karl, C. Prehofer, and A. Wolisz, “Distributed maintenance of resource reservation paths in multihop 802.11 networks,” in Vehicular Technology Conference, 2004. V-Fall. 2004 IEEE 60th, 2004, pp. 2994--2998.
LibreCat: /record/1002

J. Gross, H. Karl, and A. Wolisz, “On the effect of inband signaling and realistic channel knowledge on dynamic OFDM-FDMA systems,” in European Wireless 2004, 2004.
LibreCat: /record/1006

M. Kubisch, H. Karl, and A. Wolisz, “A MAC protocol for wireless sensor networks with multiple selectable, fixed-orientation antennas,” Frequenz, no. 3–4, pp. 92--96, 2004.
LibreCat: /record/1017
DOI: /10.1.1.3.3185

J. Gross, H. Karl, and A. 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.
LibreCat: /record/1019

V.  Handziski, A. Köpke, H. Karl, and A. Wolisz, A common wireless sensor network architecture? Berlin, 2003.
LibreCat: /record/2533

W. Drytkiewicz, S. Sroka, V. Handzisk, A. Köpke, and H. Karl, “A Mobility Frame work for OMNeT++,” in Proc. of 3rd International OMNeT++ Workshop at Budapest University of Technology and Economics, 2003.
LibreCat: /record/2535

X. Fu, T. Chen, A. Festag, H. 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.
LibreCat: /record/1913

H.-F. Geerdes and H. Karl, “The Potential of Relaying in Cellular Networks ,” in Proceedings of INOC 2003, Evry/Paris, 2003.
LibreCat: /record/1914

A. Aguiar, C. Hoene, J. Klaue, H. Karl, H. Miesmer, and A. 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.
LibreCat: /record/1917

M. Savoric, H. Karl, and A. Wolisz, “The TCP control block interdependence in fixed networks - new performance results,” Computer Communications, no. 4, pp. 366--375, 2003.
LibreCat: /record/860
DOI: 10.1016/S0140-3664(02)00155-X

W. Zirwas, J. Habetha, and H. Karl, “Ziel-orientierter Entwurf von Multi-hop Medienzugriffsprotokollen,” Praxis der Informationsverarbeitung und Kommunikation, no. 4, pp. 184--189, 2003.
LibreCat: /record/861
DOI: 10.1515/PIKO.2003.184

A. Aguiar, H. Karl, A. Wolisz, and H. 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, 2003, pp. 3--9.
LibreCat: /record/862

J. Gross, H. Karl, F. H. P. Fitzek, and A. 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, 2003, pp. 249--255.
LibreCat: /record/863

P. J. M. Havinga et al., “EYES - Energy Efficient Sensor Networks,” in Personal Wireless Communications, IFIP-T 8th International Conference, PWC 2003, Venice, Italy, September 23-25, 2003, Proceedings, 2003, pp. 198--201.
LibreCat: /record/864
DOI: 10.1007/978-3-540-39867-7_20

M. Kubisch, H. Karl, and A. Wolisz, “Are Classes of Nodes with Different Power Amplifiers Good for Wireless Multi-hop Networks?,” in Personal Wireless Communications, IFIP-T 8th International Conference, PWC 2003, Venice, Italy, September 23-25, 2003, Proceedings, 2003, pp. 841--846.
LibreCat: /record/865
DOI: 10.1007/978-3-540-39867-7_78

A. Köpke, A. Willig, and H. Karl, “Chaotic Maps as Parsimonious Bit Error Models of Wireless Channels,” 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, 2003, pp. 513--523.
LibreCat: /record/866
DOI: 10.1109/INFCOM.2003.1208702

S. Sroka and H. Karl, “Performance Evaluation of a QoS-Aware Handover Mechanism,” in Proceedings of the Eighth IEEE Symposium on Computers and Communications (ISCC 2003), 30 June - 3 July 2003, Kiris-Kemer, Turkey, 2003, pp. 117--124.
LibreCat: /record/867
DOI: 10.1109/ISCC.2003.1214110

M. Kubisch, S. Mengesha, D. Hollos, H. Karl, and A. Wolisz, “Applying ad-hoc relaying to improve capacity, energy efficiency, and immission in infrastructure-based WLANs,” 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, 2003, pp. 195--206.
LibreCat: /record/868
DOI: 10.1007/978-3-642-55569-5_16

A. Festag, H. Karl, and A. Wolisz, “Classification and Evaluation of Multicast-Based Mobility Support in All-IP Cellular Networks,” 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, 2003, pp. 233--244.
LibreCat: /record/869
DOI: 10.1007/978-3-642-55569-5_19

M. Kubisch, H. Karl, A. Wolisz, L. Charlie Zhong, and J. M. Rabaey, “Distributed algorithms for transmission power control in wireless sensor networks,” in 2003 IEEE Wireless Communications and Networking, WCNC 2003, New Orleans, LA, USA, 16-20 March, 2003, 2003, pp. 558--563.
LibreCat: /record/870
DOI: 10.1109/WCNC.2003.1200410

W. Drytkiewicz, S. Sroka, V. Handziski, A. Köpke, and H. Karl, “A mobility framework for omnet++,” in 3rd International OMNeT++ workshop, 2003.
LibreCat: /record/987

H. Karl, “An overview of energy-efficiency techniques for mobile communication systems,” Report of AG Mobikom W, 2003.
LibreCat: /record/989

J. Gross, J. Klaue, H. Karl, and A. Wolisz, “Subcarrier allocation for variable bit rate video streams in wireless OFDM systems,” in Vehicular Technology Conference, 2003. VTC 2003-Fall. 2003 IEEE 58th, 2003, pp. 2481--2485.
LibreCat: /record/991

H. Karl, M. Löbbers, and T. Nieberg, “A data aggregation framework for wireless sensor networks,” in Proc. Dutch Technology Foundation ProRISC Workshop on Circuits, Systems and Signal Processing, 2003.
LibreCat: /record/994

J. Klaue, J. Gross, H. Karl, and A. Wolisz, “Semantic-aware link layer scheduling of mpeg-4 video streams in wireless systems,” in 3rd Workshop of Applications and Services in Wireless Networks 2003 (ASWN 2003), 2003.
LibreCat: /record/999

A. Neumann, X. Fu, and H. Karl, “Prototype implementation and performance evaluation of a QoS-conditionalized handoff scheme for mobile IP networks,” in Computer Communications, 2003. CCW 2003. Proceedings. 2003 IEEE 18th Annual Workshop on, 2003, pp. 24--29.
LibreCat: /record/1008

A. C. C. Aguiar, C. Hoene, J. Klaue, H. Karl, H. Miesmer, and A. Wolisz, “Channel-Aware Schedulers For Voip And Mpe For Wireless Communications,” in Proc. of 8th Intl. Workshop on Mobile Multimedia Communications (MoMuC’03), 2003.
LibreCat: /record/1024

H. Karl, S. Mengesha, and D. Hollos, Relaying in Wireless Access Networks . London: Business Briefing: Wireless Technology 2002, 2002.
LibreCat: /record/2538

A. Köpke, V. Handziski, and H. Karl, “Making sensor networks intelligent,” in Proc. 7th Wireless World Research Forum (WWRF), 2002.
LibreCat: /record/2541

H. Miesmer, H. Sanneck, A. Aguier, and H. Karl, “Concepts for a QoS-enabled, TCP/IP-oriented Link Layer in Beyond 3G Networks,” in Proc. of 6th Wireless World Forum, 2002.
LibreCat: /record/2544

D. Hollos and H. Karl, “A HiperLAN/2 simulation model in OMNeT++,” in Proc. of 2nd Intl. OMNet Workshop, 2002.
LibreCat: /record/2548

T. Ngo-Quynh, H. Karl, A. Wolisz, and K. Rebensburg, “New Scheduling Algorithm for Providing Proportional Jitter in  Differentiated Service Network ,” in Proc. IST Mobile &; Wireless Telecommunications Summit 2002., 2002.
LibreCat: /record/1921

X. Fu, H. Karl, and C. Kappler, “QoS-Conditionalized Handoff for Mobile IP,” in NETWORKING 2002, Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; and Mobile and Wireless Communications, Second International IFIP-T Networking Conference, Pisa, Italy, May 19-24, 2002, Proceedings, 2002, pp. 721--730.
LibreCat: /record/871
DOI: 10.1007/3-540-47906-6_58

D. Hollos and H. Karl, “A protocol extension to HiperLAN/2 to support single-relay networks,” in Mobile Ad-Hoc Netzwerke, 1. deutscher Workshop über Mobile Ad-Hoc Netzwerke WMAN 2002, 25.-26. März 2002 in Ulm, 2002, pp. 91--107.
LibreCat: /record/872

W. Xing, H. Karl, A. Wolisz, and H. Müller, “M-SCTP: Design and prototypical implementation of an end-to-end mobility concept,” in In Proc. 5th Intl. Workshop The Internet Challenge: Technology and Applications, 2002, p. 43.
LibreCat: /record/990

T. N. Quynh, H. Karl, A. Wolisz, and K. Rebensburg, “Using only Proportional Jitter Scheduling at the boundary of a Differentiated Service Network: simple and efficient,” in Universal Multiservice Networks, 2002. ECUMN 2002. 2nd European Conference on, 2002, pp. 116--123.
LibreCat: /record/1001

S. Sroka and H. Karl, “Using akaro with omnet++,” in 2nd International OMNeT++ Workshop, Berlin, Germany, 2002.
LibreCat: /record/1009

T. Ngo-Quynh, H. Karl, A. Wolisz, and K. Rebensburg, “New scheduling algorithm for providing proportional jitter in differentiated services network,” Proceedings of IST mobile communication and wireless telecommunications summit, Thessaloniki, Greece, 2002.
LibreCat: /record/1014

A. Aguiar, H. Karl, and A. Wolisz, “Effects of prediction inaccuracy on the performance of channelstate-aware link layer schedulers,” in Proc. of 1st Intl. Conf. on Mobile and Ubiquitous Multimedia, 2002, pp. 21--33.
LibreCat: /record/1020

H. Karl, “Relaying in Wireless Access Networks –   A Capacity and Energy-Efficiency Perspective ,” in Proc. Wireless World Research Forum Kickoff Meeting (WWRF), 2001.
LibreCat: /record/2552

H. Karl, “Relaying ñ bad for energy,  good for capacity?,” 2001.
LibreCat: /record/2554

H. Karl and T. Hentschel, “IBMS 2 - Integriertes Bandbreiteneffizientes Mobiles Software-Radio System,” in Zukunftsperspektiven der Mobilkommunikation, Symposium Bundesministerium für Bildung und Forschung, 2001.
LibreCat: /record/2556

S. Mengesha, H. Karl, and A. Wolisz, “Improving Goodput by Relaying in Transmission-Power-Limited Wireless Systems,” in GI Jahrestagung (1), 2001, pp. 537--544.
LibreCat: /record/873