Karl H, Willig A, Wolisz A, eds. Wireless Sensor Networks. First European Workshop, EWSN 2004, Berlin, Germany, January 19-21, 2004, Proceedings; 2004. doi:10.1007/b94854

Niebert N, Flinck H, Hancock R, Karl H, Prehofer C. Ambient Networks--Research for Communication Networks Beyond 3G. In: 13th IST Mobile and Wireless Communications-Summit 2004. ; 2004.

Gross J, Paoluzzi I, Karl H, Wolisz A. Throughput study for a dynamic OFDM-FDMA system with inband signaling. In: Vehicular Technology Conference, 2004. VTC 2004-Spring. 2004 IEEE 59th. ; 2004:1787--1791.

Carlson E, Karl H, Wolisz A, Prehofer C. Distributed allocation of time slots for real-time traffic in a wireless multi-hop network. In: Proc. European Wireless. ; 2004.

Carlson E, Bettstetter C, Karl H, Prehofer C, Wolisz A. Distributed maintenance of resource reservation paths in multihop 802.11 networks. In: Vehicular Technology Conference, 2004. V-Fall. 2004 IEEE 60th. ; 2004:2994--2998.

Gross J, Karl H, Wolisz A. On the effect of inband signaling and realistic channel knowledge on dynamic OFDM-FDMA systems. In: European Wireless 2004. ; 2004.

Gross J, Karl H, Wolisz A. 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.

Drytkiewicz W, Sroka S, Handzisk V, Köpke A, Karl H. A Mobility Frame work for OMNeT++. In: Proc. of 3rd International OMNeT++ Workshop at Budapest University of Technology and Economics. ; 2003.

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

Geerdes H-F, Karl H. The Potential of Relaying in Cellular Networks . In: Proceedings of INOC 2003, Evry/Paris. ; 2003.

Aguiar A, Hoene C, Klaue J, Karl H, Miesmer H, Wolisz A. Channel-aware Schedulers for VoIP and MPE based on Channel Prediction. In: Proc. of 8th Intl. Workshop on Mobile Multimedia Communications (MoMuC’03). ; 2003.

Aguiar A, Karl H, Wolisz A, Miesmer H. 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. ; 2003:3--9.

Gross J, Karl H, H. P. Fitzek F, Wolisz A. 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. ; 2003:249--255.

J. M. Havinga P, Etalle S, Karl H, 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. ; 2003:198--201. doi:10.1007/978-3-540-39867-7_20

Kubisch M, Karl H, Wolisz A. 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. ; 2003:841--846. doi:10.1007/978-3-540-39867-7_78

Köpke A, Willig A, Karl H. 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. ; 2003:513--523. doi:10.1109/INFCOM.2003.1208702

Sroka S, Karl H. 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. ; 2003:117--124. doi:10.1109/ISCC.2003.1214110

Kubisch M, Mengesha S, Hollos D, Karl H, Wolisz A. 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. ; 2003:195--206. doi:10.1007/978-3-642-55569-5_16

Festag A, Karl H, Wolisz A. 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. ; 2003:233--244. doi:10.1007/978-3-642-55569-5_19

Kubisch M, Karl H, Wolisz A, Charlie Zhong L, M. Rabaey J. 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. ; 2003:558--563. doi:10.1109/WCNC.2003.1200410