Please note that LibreCat no longer supports Internet Explorer versions 8 or 9 (or earlier).

We recommend upgrading to the latest Internet Explorer, Google Chrome, or Firefox.

362 Publications


2004 | Journal Article | LibreCat-ID: 850
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 | DOI
 

2004 | Journal Article | LibreCat-ID: 851
N. Niebert et al., “Ambient networks: An architecture for communication networks beyond 3G,” IEEE Wireless Communications, no. 2, pp. 14--22, 2004.
LibreCat | DOI
 

2004 | Conference Paper | LibreCat-ID: 852
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 | DOI
 

2004 | Conference Paper | LibreCat-ID: 853
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 TC6 Workshops on Broadband Satellite Communication Systems and Challenges of Mobility, World Computer Congress, August 22-27, 2004, Toulouse, France, 2004, pp. 145--155.
LibreCat | DOI
 

2004 | Conference Paper | LibreCat-ID: 854
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 | DOI
 

2004 | Conference Paper | LibreCat-ID: 855
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-TC6 Networking Conference, Athens, Greece, May 9-14, 2004, Proceedings, 2004, pp. 1312--1317.
LibreCat | DOI
 

2004 | Conference Paper | LibreCat-ID: 856
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 | DOI
 

2004 | Conference Paper | LibreCat-ID: 857
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 | DOI
 

2004 | Book Chapter | LibreCat-ID: 858
H. Karl, “Data Transmission in Mobile Communication Systems,” in Location-Based Services, 2004, pp. 207--244.
LibreCat
 

2004 | Conference (Editor) | LibreCat-ID: 859
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 | DOI
 

2004 | Conference Paper | LibreCat-ID: 988
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
 

2004 | Conference Paper | LibreCat-ID: 992
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
 

2004 | Journal Article | LibreCat-ID: 993
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
 

2004 | Conference Paper | LibreCat-ID: 997
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 | Files available
 

2004 | Journal Article | LibreCat-ID: 998
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
 

2004 | Conference Paper | LibreCat-ID: 1002
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. VTC2004-Fall. 2004 IEEE 60th, 2004, pp. 2994--2998.
LibreCat
 

2004 | Conference Paper | LibreCat-ID: 1006
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
 

2004 | Journal Article | LibreCat-ID: 1017
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 | Files available | DOI
 

2004 | Conference Paper | LibreCat-ID: 1019
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
 

2003 | Report | LibreCat-ID: 2533
V. Handziski, A. Köpke, H. Karl, and A. Wolisz, A common wireless sensor network architecture? Berlin, 2003.
LibreCat | Files available
 

2003 | Conference Paper | LibreCat-ID: 2535
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 | Files available
 

2003 | Conference Paper | LibreCat-ID: 1913
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 | Download (ext.)
 

2003 | Conference Paper | LibreCat-ID: 1914
H.-F. Geerdes and H. Karl, “The Potential of Relaying in Cellular Networks ,” in Proceedings of INOC 2003, Evry/Paris, 2003.
LibreCat | Download (ext.)
 

2003 | Conference Paper | LibreCat-ID: 1917
A. Aguiar, C. Hoene, J. Klaue, H. Karl, H. Miesmer, and A. Wolisz, “Channel-aware Schedulers for VoIP and MPEG4 based on Channel Prediction,” in Proc. of 8th Intl. Workshop on Mobile Multimedia Communications (MoMuC’03), 2003.
LibreCat | Download (ext.)
 

2003 | Journal Article | LibreCat-ID: 860
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 | DOI
 

2003 | Journal Article | LibreCat-ID: 861
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 | DOI
 

2003 | Conference Paper | LibreCat-ID: 862
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
 

2003 | Conference Paper | LibreCat-ID: 863
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
 

2003 | Conference Paper | LibreCat-ID: 864
P. J. M. Havinga et al., “EYES} - Energy Efficient Sensor Networks,” in Personal Wireless Communications, IFIP-TC6 8th International Conference, PWC 2003, Venice, Italy, September 23-25, 2003, Proceedings, 2003, pp. 198--201.
LibreCat | DOI
 

2003 | Conference Paper | LibreCat-ID: 865
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-TC6} 8th International Conference, {PWC} 2003, Venice, Italy, September 23-25, 2003, Proceedings, 2003, pp. 841--846.
LibreCat | DOI
 

2003 | Conference Paper | LibreCat-ID: 866
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 | DOI
 

2003 | Conference Paper | LibreCat-ID: 867
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 | DOI
 

2003 | Conference Paper | LibreCat-ID: 868
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 | DOI
 

2003 | Conference Paper | LibreCat-ID: 869
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 | DOI
 

2003 | Conference Paper | LibreCat-ID: 870
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 | DOI
 

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

2003 | Journal Article | LibreCat-ID: 989
H. Karl, “An overview of energy-efficiency techniques for mobile communication systems,” Report of AG Mobikom WG7, 2003.
LibreCat
 

2003 | Conference Paper | LibreCat-ID: 991
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
 

2003 | Conference Paper | LibreCat-ID: 994
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
 

2003 | Conference Paper | LibreCat-ID: 999
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
 

2003 | Conference Paper | LibreCat-ID: 1008
A. Neumann, X. Fu, and H. Karl, “Prototype implementation and performance evaluation of a QoS-conditionalized handoff scheme for mobile IPv6 networks,” in Computer Communications, 2003. CCW 2003. Proceedings. 2003 IEEE 18th Annual Workshop on, 2003, pp. 24--29.
LibreCat
 

2003 | Conference Paper | LibreCat-ID: 1024
A. C. C. Aguiar, C. Hoene, J. Klaue, H. Karl, H. Miesmer, and A. Wolisz, “Channel-Aware Schedulers For Voip And Mpeg4 For Wireless Communications,” in Proc. of 8th Intl. Workshop on Mobile Multimedia Communications (MoMuC’03), 2003.
LibreCat
 

2002 | Report | LibreCat-ID: 2538
H. Karl, S. Mengesha, and D. Hollos, Relaying in Wireless Access Networks . London: Business Briefing: Wireless Technology 2002, 2002.
LibreCat | Files available
 

2002 | Conference Paper | LibreCat-ID: 2541
A. Köpke, V. Handziski, and H. Karl, “ Making sensor networks intelligent,” in Proc. 7th Wireless World Research Forum (WWRF), 2002.
LibreCat | Files available
 

2002 | Conference Paper | LibreCat-ID: 2544
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 | Files available
 

2002 | Conference Paper | LibreCat-ID: 2548
D. Hollos and H. Karl, “A HiperLAN/2 simulation model in OMNeT++,” in Proc. of 2nd Intl. OMNet Workshop, 2002.
LibreCat | Files available
 

2002 | Conference Paper | LibreCat-ID: 1921
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
 

2002 | Conference Paper | LibreCat-ID: 871
X. Fu, H. Karl, and C. Kappler, “QoS-Conditionalized Handoff for Mobile IPv6,” in NETWORKING 2002, Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; and Mobile and Wireless Communications, Second International IFIP-TC6 Networking Conference, Pisa, Italy, May 19-24, 2002, Proceedings, 2002, pp. 721--730.
LibreCat | DOI
 

2002 | Conference Paper | LibreCat-ID: 872
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
 

2002 | Conference Paper | LibreCat-ID: 990
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
 

Filters and Search Terms

department=75

Search

Filter Publications

Display / Sort

Citation Style: IEEE

Export / Embed