Kremer H-H. Qualifizierungsnetzwerke - Lernumgebung für Lehrkräfte. In: Gramlinger F, Steinemann S, Tramm T, eds. Lernfelder gestalten - miteinander Lernen - Innovationen vernetzen. Ergebnisse der 1. CULIK Fachtagung. Paderborn; 2004:82-95.
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Gross J, Klaue J, Karl H, Wolisz A. Cross-layer optimization of OFDM transmission systems for MPEG-4 video streaming. Computer Communications. 2004;(11):1044--1055. doi:10.1016/j.comcom.2004.01.010
LibreCat: /record/850
DOI: 10.1016/j.comcom.2004.01.010

Niebert N, Schieder A, Abramowicz H, et al. Ambient networks: An architecture for communication networks beyond 3G. IEEE Wireless Communications. 2004;(2):14--22. doi:10.1109/MWC.2004.1295733
LibreCat: /record/851
DOI: 10.1109/MWC.2004.1295733

Handziski V, Köpke A, Karl H, Frank C, Drytkiewicz W. 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. ; 2004:172--187. doi:10.1007/978-3-540-24606-0_12
LibreCat: /record/852
DOI: 10.1007/978-3-540-24606-0_12

Typpö V, Eisl J, Höller J, Agüero R, Karl H. 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. ; 2004:145--155. doi:10.1007/0-387-24043-8_15
LibreCat: /record/853
DOI: 10.1007/0-387-24043-8_15

Frank C, Karl H. 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. ; 2004:105--114. doi:10.1145/1023663.1023684
LibreCat: /record/854
DOI: 10.1145/1023663.1023684

Marie Feeney L, Hollos D, Kubisch M, Mengesha S, Karl H. 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. ; 2004:1312--1317. doi:10.1007/978-3-540-24693-0_112
LibreCat: /record/855
DOI: 10.1007/978-3-540-24693-0_112

Hollos D, Karl H, Wolisz A. 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. ; 2004:819--824. doi:10.1109/WCNC.2004.1311292
LibreCat: /record/856
DOI: 10.1109/WCNC.2004.1311292

Raguin D, Kubisch M, Karl H, Wolisz A. 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. ; 2004:1909--1914. doi:10.1109/WCNC.2004.1311845
LibreCat: /record/857
DOI: 10.1109/WCNC.2004.1311845

Karl H. Data Transmission in Mobile Communication Systems. In: Location-Based Services. ; 2004:207--244.
LibreCat: /record/858