	Dr.-Ing. Malgorzata Janson
	Wissenschaftliche Mitarbeiterin Raum: Zi. 123 im Geb. 30.34 (LTI) Tel.: +49 721 608-47678 Fax: +49 721 608-45027 malgorzata jansonAzb0∂kit edu	Institut für Hochfrequenztechnik und Elektronik Universität Karlsruhe (TH) Geb. 30.10 Kaiserstr 12 D-76128 Karlsruhe

Forschungsschwerpunkte

Wellenausbreitung
Kanalmodellierung für UWB-Lokalisierung und UWB-Sensorik

Lehre
Titel	Typ	Ort	Zeit
Hochfrequenzlaboratorium II	Praktikum	NTI-Gebäude Zi. 1.26	Montag 14:00 - 18:00

weitere Aufgaben

Betreuung des IHE-Internetauftritts
TQM-Beauftragte des Instituts

Diplom- und Studienarbeiten
Titel	Forschungsthema	Betreuer

abgeschlossene Studien- und Diplomarbeiten

Gilles Mullheims	Messtechnische Charaktersierung und Analyse räumlich aufgelöster UWB Funkkanäle
Robert Kalman Dady	Implementierung der Tramsmission in eine objektorientierte Ray-Tracing Software
Tarek Baaziz	Feasibility Study of UWB Based systems for Through-Wall Localization
Tahseen Ali Hussein	Influence of the non-ideal frontend elements on the perfomance of UWB imaging systems
Xuyang Li	Anwendung von dual-orthogonal polarisierten Antennen in UWB-Imaging-Systemen
Dirk Götzl	Untersuchung von ESPRIT-Schätzverfahren in Indoor Funkkanälen

Veröffentlichungen

Journals

M. Janson, J. Pontes, C. Sturm, and T. Zwick, "BER Simulations of a UWB Spatial Multiplexing System using an Extended Ray Tracing Approach," IEEE Antennas and Wireless Propagation Letters, vol. 9, pp. 1096-1098, Nov. 2010.
O. Hirsch, M. Janson, W. Wiesbeck, and R.S. ThomŠ, "Indirect Localization and Imaging of Objects in an UWB Sensor Network," IEEE Transactions on Instrumentation and Measurement, vol. 59, pp. 2949 -2957, Nov. 2010.
M. Janson, T. Zwick, and W. Wiesbeck, "Performance of Time Domain Migration Influenced by Non-Ideal UWB Antennas," IEEE Transactions on Antennas and Propagation, vol. 57, pp. 3549-3557, Nov. 2009.
M. Janson, R. Salman, T. Schultze, I. Willms, T. Zwick, and W. Wiesbeck, "Hybrid Ray Tracing/FDTD UWB-Model for Object Recognition," Frequenz, Journal of RF-Engineering and Telecommunications, vol. 63, pp. 271-220, Sept./Oct. 2009.

Konferenzen (geprüft)

2011

G. Adamiuk, Ch. Rusch, X. Li, M. Janson, and T. Zwick, "Dual-polarized UWB Antenna for High-Resolution-Imaging-Systems," in Proceedings of the IEEE International Workshop on Antenna Technology iWAT, Hong Kong, Mar. 2011.

2010

Li X., Adamiuk, G., M. Janson, and T. Zwick, "Polarization Diversity in Ultra-Wideband Imaging Systems," in Proceedings of International Conference on Ultra Wideband- ICUWB 2010, Nanjing, China, Sep. 2010.
L. Zwirello, M. Janson, and T. Zwick, "Ultra-Wideband Based Positioning System for Applications in Industrial Environments," in European Wireless Technology Conference - EuWiT 2010, Paris, France, Sep. 2010.
L. Zwirello, M. Janson, C. Ascher, U. Schwesinger, G.F. Trommer, and T. Zwick, "Accuracy Considerations of UWB Localization Systems Dedicated to Large-Scale Applications," in Proceedings of the International Conference on Indoor Positioning and Indoor Navigation - IPIN'10, Zurich, Switzerland, Sep. 2010.
M. Janson, J. Pontes, T. Zwick, and Wiesbeck W., "Directional Hybrid Channel Model for Ultra-Wideband MIMO Systems," in Proceedings of the European Conference on Antennas and Propagation - EuCAP 2010, Barcelona, Spain, Apr. 2010.
L. Zwirello, M. Janson, C. Ascher, U. Schwesinger, G.F. Trommer, and T. Zwick, "Localization in Industrial Halls via Ultra-Wideband Signals," in 7th Workshop on Positioning, Navigation and Communication - WPNC'10, Dresden, Germany, Mar. 2010.

2009

J. Timmermann, L. Zwirello, E. Pancera, M. Janson, and T. Zwick, "Comparing Non-Ideal Ultra-Wideband Transmission for European and FCC Regulations," in Proceedings of the European Radar Conference - EuRAD 2009, pp. 351 - 354, Rome, Italy, Sept. 2009.
G. Adamiuk, M. Janson, W. Wiesbeck, and T. Zwick, "Dual-Polarized UWB Antenna Array," in IEEE International Conference on Ultra-Wideband, 2009. ICUWB 2009., pp. 159-163, Vancouver, Canada, Sept. 2009.
M. Janson, T. Fügen, T. Zwick, and W. Wiesbeck, "Directional Channel Model for Ultra-Wideband Indoor Applications," in IEEE International Conference on Ultra-Wideband, 2009. ICUWB 2009., pp. 235-239, Vancouver, Canada, Sept. 2009.
M. Janson, G. Adamiuk, T. Zwick, and W. Wiesbeck, "Performance of Wavefront Migration Imaging in the Near Field of the Antennas," in Proceedings of the Europan Conference on Antennas and Propagation EuCAP 2009, Berlin, Germany, Mar. 2009.

2008

R. Salman, T. Schultze, M. Janson, W. Wiesbeck, and I. Willms, “Robust UWB Radar object recognition,” in 2008 IEEE International RF and Microwave Conference, CD-ROM, Kuala Lumpur, Malaysia, Dec. 2008.
M. Porebska, C. Sturm, J. Timmermann, and W. Wiesbeck, “Influence of multipath propagation on UWB imagery,” in International Conference on Ultrawideband, CD-ROM, Hannover, Germany, Sept. 2008.
M. Porebska, J. Timmermann, C. Sturm, T. Zwick, and W. Wiesbeck, “Impact of non-ideal antennas on the performance of UWB imaging systems,” in Proceedings of the XVII International Conference on Microwaves, Radar and Wireless Communications, Wroclaw, Poland, May 2008.
G. Adamiuk, M. Porebska, E. Pancera, C. Sturm, T. Zwick, and W. Wiesbeck, “Influence of the antennas and propagation effects on UWB localization and imaging systems,” in Proceedings of the German Microwave Conference GeMiC 2008, CD-ROM, Hamburg-Harburg, Germany, Mar. 2008.
T. Schultze, M. Porebska, W. Wiesbeck, and I. Willms, “Onsets for the recognition of objects and image refinement using UWB Radar,” in Proceedings of the German Microwave Conference GeMiC 2008, CD-ROM, Hamburg-Harburg, Germany, Mar. 2008.

2007

M. Porebska, G. Adamiuk, C. Sturm, and W. Wiesbeck, “Accuracy of algorithms for UWB localization in NLOS scenarios containing arbitrary walls,” in 2nd European Conference on Antennas and Propagation, EuCAP 2007, CD-ROM, Edinburgh, UK, Nov. 2007.
C. Sturm, M. Porebska, E. Pancera, and W. Wiesbeck, “Multiple antenna gain in ultra-wideband indoor propagation,” in 2nd European Conference on Antennas and Propagation, EuCAP 2007, CD-ROM, Edinburgh, UK, Nov. 2007.
J. Timmermann, M. Porebska, C. Sturm, and W. Wiesbeck, “Investigating the influence of the antennas on UWB system impulse response in indoor environments,” in 4th European Radar Conference, CD-ROM, Munich, Germany, Oct. 2007.
M. Porebska, T. Kayser, and W. Wiesbeck, “Verification of a hybrid ray-tracing/FDTD model for indoor ultra-wideband channels,” in 10th European Conference on Wireless Technology, CD-ROM, Munich, Germany, Oct. 2007.
W. Wiesbeck, C. Sturm, W. Sörgel, M. Porebska, and G. Adamiuk, “Influence of antenna performance and propagation channel on pulsed UWB signals,” in Proceedings of the 10th International Conference on Electromagnetics in Advanced Applications, ICEAA 2007, pp. 915 – 922, Torino, Italy, Sep. 2007.
C. Sturm, M. Porebska, J. Timmermann, and W. Wiesbeck, “Investigations on the applicability of diversity techniques in ultra wideband radio,” in Proceedings of the 10th International Conference on Electromagnetics in Advanced Applications, ICEAA 2007, CD-ROM, Torino, Italy, Sep. 2007.
J. Timmermann, M. Porebska, C. Sturm, and W. Wiesbeck, “Comparing UWB freespace propagation and indoor propagation including non-ideal antennas,” in Proceedings of the 10th International Conference on Electromagnetics in Advanced Applications, ICEAA 2007, CD-ROM, Torino, Italy, Sep. 2007.
T. Fügen, M. Porebska, and W. Wiesbeck, “A 3D Ray Tracing Based System Simulator for the Development of Multi-User MIMO Systems,” in 1st Workshop on Commercial MIMO-Components and -Systems, CD-ROM, Duisburg, Germany, Sep. 2007.
C. Sturm, M. Porebska, G. Adamiuk, and W. Wiesbeck, “Signal correlation in multiple antenna ultra wideband indoor channels,” in 4th IASTED International Conference Antennas, Radar, and Wave Propagation, pp. 20–25, Montreal, Canada, May 2007.
J. Pontes, A. Lambrecht, M. Rütschlin, S. Schulteis, M. Porebska, T. Fügen, and W. Wiesbeck, “Synthesized antenna arrays for future mobile networks,” in Proceedings of the International ITG-Conference on Antennas INICA 2007, CD-ROM, Munich, Germany, Mar. 2007.
C. Sturm, M. Porebska, G. Adamiuk, and W. Wiesbeck, “Simulation and measurement based correlation estimation for ultra wideband antenna arrays,” in Proceedings of the International ITG-Conference on Antennas INICA 2007, CD-ROM, Munich, Germany, Mar. 2007.

2006

M. Porebska, C. Sturm, and W. Wiesbeck, “Messtechnische Charakterisierung von Ultra-Wideband Kanälen im Zeit- und im Frequenzbereich”, VDE/ITG Diskussionssitzung UWB, Antennen und Messverfahren für Ultra-Wide-Band UWB–Systeme, Kamp-Lintfort, Dec. 2006
C. Sturm, M. Porebska, J. Timmermann, and W. Wiesbeck, “Untersuchung der Korrelationseigenschaften von UWB Indoor-Kanälen”, VDE/ITG Diskussionssitzung UWB, Antennen und Messverfahren für Ultra-Wide-Band UWB–Systeme, Kamp-Lintfort, Dec. 2006
W. Wiesbeck, T. Fügen, M. Porebska, W. Sörgel, "Channel Characterization and Modeling for MIMO and other Recent Wireless Technologies", The first European Conference on Antennas and Propagation EuCAP 2006, Nice, France, Nov. 2006.
T. Fügen, M. Porebska, S. Knörzer, J. Maurer, W. Wiesbeck, "Verification of 3D Ray Tracing with Measurements in Urban Macrocellular Environments", The first European Conference on Antennas and Propagation EuCAP 2006, Nice, France, Nov. 2006.
W. Sörgel, C. Sturm, M. Porebska, W. Wiesbeck, "Optimizing Antenna Performance for UWB Impulse Systems", The first European Conference on Antennas and Propagation EuCAP 2006, Nice, France, Nov. 2006.
J. Pontes, M. Porebska, T. Fügen, W. Wiesbeck, "Base Station Antenna Synthesis for High Sites CDMA Networks", The first European Conference on Antennas and Propagation EuCAP 2006, Nice, France, Nov. 2006.
T. Fügen, M. Porebska, W. Wiesbeck, "Performance of Downlink Spatial-Multiplexing in Realistic Urban Multi-User MIMO Channels", IEEE 64th Vehicular Technology Conference 2006. VTC 2006-Fall, Montreal, Canada, Sept. 2006.
T. Fügen, M. Porebska, W. Wiesbeck, "Performance of Downlink Spatial-Multiplexing in Urban Macrocellular Multi-User MIMO Scenarios", IEEE 17th International Symposium on Personal, Indoor and Mobile Radio Communications, 2006. PIMRC 2006, Helsinki, Finnland, Sept. 2006.

Konferenzen (nicht geprüft)

2010

M. Janson, J. Pontes, T. Zwick, and Wiesbeck W., "Applicability of deterministic-stochastic channel modelling to UWB-MIMO channels," in COST 2100 TD(10)11021, Aalborg, Denmark, Jun. 2010.

2009

M. Janson, T. Fügen, T. Zwick, and W. Wiesbeck, "Hybrid Channel Model for Ultra-Wideband Indoor Applications," in COST 2100 TD(09)908, Vienna, Austria, Sept. 2009.
X. Li, M. Janson, G. Adamiuk, C. Heine, and T. Zwick, "A 2D Ultra-Wideband Indoor Imaging System with Dual-Orthogonal Polarized Antenna Array," in COST 2100 TD(09)9101, Vienna, Austria, Sept. 2009.
G. Adamiuk, M. Janson, W. Wiesbeck, and T. Zwick, "Design of Dual-Polarized UWB Antennas for Microwave Imaging," in 4th UWB Forum on Sensing and Communication, Apr. 2009.

2008

J. Maurer, T. Fügen, M. Porebska, T. Zwick, and W. Wiesbeck, “A ray-optical channel model for mobile to mobile communications,” in COST 2100 TD(08)430, Wroclaw, Poland, Feb. 2008.

2007

G. Adamiuk, M. Porebska, and W. Wiesbeck, “Einfluss der HF-Effekte auf UWB-Lokalisierungssysteme,” in Kolloquium Lokalisierung und Imaging mit UWB Sensorik im DFG Schwerpunktprogramm UKoLoS, CD-ROM, Georgenthal, Germany, Oct. 2007.
M. Porebska, T. Kayser, G. Adamiuk, and W. Wiesbeck, “Performance of a hybrid ray-tracing/FDTD model for indoor ultra-wideband channels,” in COST 2100 TD(07)337, CD-ROM, Duisburg, Germany, Sep. 2007.
G. Adamiuk, E. Pancera, M. Porebska, C. Sturm, J. Timmermann, and W. Wiesbeck, “Antennas for UWB-systems,” in COST 2100 TD(07)358, CD-ROM, Duisburg, Germany, Sep. 2007.
J. Timmermann, M. Porebska, C. Sturm, and W. Wiesbeck, “Investigating the influence of the antennas on UWB system impulse response in indoor environments,” in COST 2100 TD(07)248, CD-ROM, Lisbon, Portugal, Feb. 2007.