Eitzen, F., Valentin, S., Gossens, K., Karl, H., &; Rolfes, O. (2007). Experimental evaluation of IEEE 802.11a-based WLANs for medium range communication.
LibreCat: /record/2515

Woldegebreal, D. H., &; Karl, H. (2007). Multiple-Access Relay Channel with Network Coding and Non-Ideal Source-Relay Channels. In 2007 4th International Symposium on Wireless Communication Systems. IEEE.https://doi.org/10.1109/iswcs.2007.4392437 
LibreCat: /record/1840
DOI: 10.1109/iswcs.2007.4392437

Karl, H. (2007). Optimizing sleeping intervals in preamble sampling MAC for WSNs. Bern / Switzerland: Communication in Distributed Systems (KiVS), 2007 ITG-GI Conference.
LibreCat: /record/1842

Festag, A., Karl, H., &; Wolisz, A. (2007). Investigation of multicast-based mobility support in all-IP cellular networks. Wireless Communications and Mobile Computing, (3), 319--339.https://doi.org/10.1002/wcm.328 
LibreCat: /record/830
DOI: 10.1002/wcm.328

van der Stok, P., Karl, H., De Ambroggi, F., Decotignie, J., Siegemund, F., Lokhorst, K., &; Hellenschmidt, M. (2007). WASP - Wirelessly Accessible Sensor Populations: A Project Overview. In Constructing Ambient Intelligence - AmI 2007 Workshops Darmstadt, Germany, November 7-10, 2007 Revised Papers (pp. 426--429).https://doi.org/10.1007/978-3-540-85379-4_49 
LibreCat: /record/831
DOI: 10.1007/978-3-540-85379-4_49

H. Woldegebreal, D., Valentin, S., &; Karl, H. (2007). 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 (pp. 36--44).https://doi.org/10.1145/1298126.1298136 
LibreCat: /record/832
DOI: 10.1145/1298126.1298136

Valentin, S., von Malm, H., &; Karl, H. (2007). 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 (pp. 1--6).https://doi.org/10.1109/PIMRC.2007.4394223 
LibreCat: /record/833
DOI: 10.1109/PIMRC.2007.4394223

S. Lichte, H., Valentin, S., Eitzen, F., Stege, M., Unger, C., &; Karl, H. (2007). 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 (pp. 1--9).https://doi.org/10.1109/TRIDENTCOM.2007.4444671 
LibreCat: /record/834
DOI: 10.1109/TRIDENTCOM.2007.4444671

Valentin, S., &; Karl, H. (2007). 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 (pp. 896--901).https://doi.org/10.1109/WCNC.2007.170 
LibreCat: /record/835
DOI: 10.1109/WCNC.2007.170

Marie Feeney, L., Cetin, B., Hollos, D., Kubisch, M., Mengesha, S., &; Karl, H. (2007). 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 (pp. 201--212).https://doi.org/10.1007/978-3-540-72697-5_17 
LibreCat: /record/836
DOI: 10.1007/978-3-540-72697-5_17

Valentin, S., &; Karl, H. (2007). 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).
LibreCat: /record/1015

Valentin, S., Lichte, H. S., Karl, H., Simoens, S., Vivier, G., Vidal, J., &; Agustin, A. (2007). Implementing cooperative wireless networks. Cognitive Wireless Networks, 155--178.https://doi.org/10.1007/978-1-4020-5979-7_8 
LibreCat: /record/1018
DOI: 10.1007/978-1-4020-5979-7_8

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

Valentin, S., Lichte, H. S., Karl, H., Vivier, G.,  Simoens, S., Vidal, J.,  Aad, I. (2006). Cooperative wireless networking beyond store-and-forward: Perspectives for PHY and MAC design.
LibreCat: /record/2523

Dannewitz, C., Berg, S., &; Karl, H. (2006). An IEEE 802.21-based Universal Information Service . In  Proc. of the Wireless World Research Forum Meeting .
LibreCat: /record/2526

Hoene, C., Karl, H., &; Wolisz, A. (2006). A perceptual quality model intended for adaptive VoIP applications. Int. J. Communication Systems, (3), 299--316.https://doi.org/10.1002/dac.755 
LibreCat: /record/837
DOI: 10.1002/dac.755

Gross, J., Geerdes, H.-Florian, Karl, H., &; Wolisz, A. (2006). Performance analysis of dynamic OFDMA systems with inband signaling. IEEE Journal on Selected Areas in Communications, (3), 427--436.https://doi.org/10.1109/JSAC.2005.862386 
LibreCat: /record/838
DOI: 10.1109/JSAC.2005.862386

Carlson, E., Prehofer, C., Bettstetter, C., Karl, H., &; Wolisz, A. (2006). A Distributed End-to-End Reservation Protocol for IEEE 802.11-Based Wireless Mesh Networks. IEEE Journal on Selected Areas in Communications, (11), 2018--2027.https://doi.org/10.1109/JSAC.2006.881633 
LibreCat: /record/839
DOI: 10.1109/JSAC.2006.881633

Mattern, F., Karl, H., &; Römer, K. (2006). Wireless Sensor Networks. In K. R\'22omer, H. Karl, &; F. Mattern (Eds.), Third European Workshop, EWSN 2006, Zurich, Switzerland, February 13-15, 2006, Proceedings.https://doi.org/10.1007/11669463 
LibreCat: /record/840
DOI: 10.1007/11669463

Aguiar, A., Wolisz, A., Lederer, H., &; Karl, H. (2005). Channel-Adaptive Schedulers with State-of-the-Art Channel Predictors. In Proceedings of the 11th European Wireless Conference 2005.
LibreCat: /record/1843