Cooperation and coding framework
T. Biermann, Z.A. Polgar, H. Karl, in: Communications Workshops, 2009. ICC Workshops 2009. IEEE International Conference On, 2009, pp. 1--5.
LibreCat: /record/1005

Combining for cooperative WLANs-a reality check based on prototype measurements
S. Valentin, D.H. Woldegebreal, T. Volkhausen, H. Karl, in: Communications Workshops, 2009. ICC Workshops 2009. IEEE International Conference On, 2009, pp. 1--5.
LibreCat: /record/1010

Improving network coded cooperation by soft information
T. Volkhausen, D.H. Woldegebreal, H. Karl, in: Sensor, Mesh and Ad Hoc Communications and Networks Workshops, 2009. SECON Workshops’ 09. 6th Annual IEEE Communications Society Conference On, 2009, pp. 1--6.
LibreCat: /record/1011

Statistics-based ID management for load balancing in structured P networks
D. Warneke, C. Dannewitz, in: 2009 IEEE 34th Conference on Local Computer Networks, IEEE, 2009.
LibreCat: /record/1032
DOI: 10.1109/lcn.2009.5355086

Employing WS-BPEL Design Patterns for Grid Service Orchestration using a Standard WS-BPEL Engine and a Grid Middleware
A. Brinkmann, S. Gudenkauf, W. Hasselbring, A. Höing, H. Karl, O. Kao, H. Nitsche, G. Scherp, in: Proc. Cracow Grid Workshop (CGW), 2008, pp. 103–110.
LibreCat: /record/2356

Proceedings of the 1. GI/ITG KuVS Fachgespräch Virtualisierung
A. Brinkmann, H. Karl, eds., Proceedings of the 1. GI/ITG KuVS Fachgespräch Virtualisierung, Paderborn Center for Parallel Computing, Paderborn University, 2008.
LibreCat: /record/2376

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

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

Network-Coding-Based Cooperative Transmission in Wireless Sensor Networks: Diversity-Multiplexing Tradeoff and Coverage Area Extension
D. H. Woldegebreal, H. Karl, 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

Integrating Multiuser Dynamic OFDMA into IEEE 802.11 WLANs - LLC/MAC Extensions and System Performance
S. Valentin, T. Freitag, H. Karl, 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

Design and Evaluation of a Routing-Informed Cooperative MAC Protocol for Ad Hoc Networks
H. S. Lichte, S. Valentin, H. Karl, I. Aad, L. Loyola, J. Widmer, 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

Opportunistic relaying vs. selective cooperation: analyzing the occurrence-conditioned outage capacity
S. Valentin, H. S. Lichte, H. Karl, I. Aad, L. Loyola, J. Widmer, 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

Decoding-based channel estimation for selective cooperation diversity protocols
S. Valentin, T. Volkhausen, F. Atay Onat, H. Yanikomeroglu, H. Karl, 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

Mobile Cooperative WLANs - MAC and Transceiver Design, Prototyping, and Field Measurements
S. Valentin, H. S. Lichte, D. Warneke, T. Biermann, R. Funke, H. Karl, 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

Incremental Network Coding in Cooperative Transmission Wireless Networks
D. H. Woldegebreal, S. Valentin, H. Karl, 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

Random network coding in wireless sensor networks: Energy efficiency via cross-layer approach
D. Platz, D.H. Woldegebreal, H. Karl, in: Spread Spectrum Techniques and Applications, 2008 IEEE 10th International Symposium On, 2008, pp. 654--660.
LibreCat: /record/1003

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

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

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

WASP - Wirelessly Accessible Sensor Populations: A Project Overview
P. van der Stok, H. Karl, F. De Ambroggi, J. Decotignie, F. Siegemund, K. Lokhorst, M. Hellenschmidt, 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