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Logo des Instituts für Hochfrequenztechnik
Publications
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Publications

Publications by the Microwave Technology Department under the direction of Prof. Dr.-Ing. Jörg Schöbel.

Publications and lectures

2021 - Today

2025

Microwave Imaging for Breast Cancer Detection - A Comparison Between VNA and FMCW Radar
Martin Maier, Sebastian Paul, Milan Rother, Simona Di Meo, Marco Pasian, Joerg Schoebel, Vadim Issakov
2025 IEEE Journal of Microwaves, vol. 5, no. 2, pp. 291-304, March 2025
DOI: 10.1109/JMW.2025.3541147

Concurrent Multi-Target Communication Jamming in a Single-Channel Jammer Scenario
Fabian Schmied, Jörg Schöbel
2025 International Conference on Military Communication and Information Systems (ICMCIS), 13-14 May 2025, Oerias, Portugal
DOI: 10.1109/ICMCIS64378.2025.11047809

2024

Introducing the Scattering Element Method
Sebastian Paul, Joerg Schoebel
2024 IEEE Journal of Microwaves, vol. 4, no. 2, pp. 233-245, April 2024
doi: 10.1109/JMW.2024.3357541

Algorithmic Optimization of Sweep-based Signals for Jamming RF Modules and UAVs
Fabian Schmied and Joerg Schoebel
The International Conference on Military Communication and Information Systems (ICMCIS) 2024, Koblenz, Germany, 23-24 April 2024
https://publications.sto.nato.int/publications/STO%20Meeting%20Proceedings/STO-MP-IST-205/MP-IST-205-37.pdf 
https://www.sto.nato.int/document/the-international-conference-on-military-communication-and-information-systems-icmcis-2024/

2023

Independently Tunable Triband Patch Antenna with Band-Notched Characteristics for X-Band Applications
Thi Kieu Nga Le, Fabian Schwartau, Sebastian Paul, Duy Tung Phan, Ping Jack Soh, Joerg Schoebel
International Journal of Antennas and Propagation, vol. 2023, Article ID 1395473, 12 pages, 2023 
DOI: 10.1155/2023/1395473

Practical Parameter Tuning of RF Jammers by Optimization of Expensive Black-box Functions
Fabian Schmied, Jan Lewandowsky and Jörg Schöbel
International Conference on Military Communications and Information Systems, STO-MP-IST-200-08, ICMCIS 2023, 16-17 May 2023, Skopje, North Macedonia
https://publications.sto.nato.int/publications/STO%20Meeting%20Proceedings/STO-MP-IST-200/MP-IST-200-08.pdf
https://www.sto.nato.int/document/international-conference-on-military-communications-and-information-systems-icmcis/

2022

Localization with a ground penetrating radar in harsh agricultural environments
I. Stasewitsch, J. Schattenberg, L. Frerichs, K. Kruger, J. Schoebel, M. Lehr, T. Neugebauer
LAND.TECHNIK 2022 The Forum for Agricultural Engineering Innovations, ed. VDI Wissensforum GmbH, VDI Verlag, Düsseldorf, 2022, pp. 153-162
DOI: doi.org/10.51202/9783181023952, ISBN print: 978-3-18-092395-6, ISBN online: 978-3-18-102395-2

2021

A Systematic Comparison of Near-Field Beamforming and Fourier-Based Backward-Wave Holographic Imaging
Sebastian Paul, Fabian Schwartau, Markus Krueckemeier, Reinhard Caspary, Carsten Monka-Ewe, Joerg Schoebel, Wolfgang Kowalsky
2021 IEEE Open Journal of Antennas and Propagation, vol. 2, pp. 921-931, 2021
doi: 10.1109/OJAP.2021.3107444

Passive Radar Transmitter Localization Using a Planar Approximation
Markus Krueckemeier, Fabian Schwartau, Sebastian Paul, Joerg Schoebel
2021 IEEE Transactions on Aerospace and Electronic Systems, vol. 57, no. 5, pp. 3405-3415, Oct. 2021
doi: 10.1109/TAES.2021.3074133

Large Minimum Redundancy Linear Arrays: Systematic Search of Perfect and Optimal Rulers Exploiting Parallel Processing
Fabian Schwartau, Yannic Schröder, Lars Wolf, Joerg Schoebel
2021 IEEE Open Journal of Antennas and Propagation, vol. 2, pp. 79-85, 2021
doi: 10.1109/OJAP.2020.3043541

2011 - 2020

2019

Cavity perturbation material characterization over wide temperature ranges using a Hot-S-parameter measurement setup
Sebastian Paul, Carsten Monka-Ewe, Joerg Schoebel
2019 Kleinheubach Conference, Miltenberg, Germany, 2019, pp. 1-4

A modular localization system combining passive RF detection and passive radar
Markus Krueckemeier, Fabian Schwartau, Joerg Schoebel
2019 Kleinheubach Conference, Miltenberg, Germany, 2019, pp. 1-4

A Two-Dimensional Continuous-Wave Imaging System for Scanning of Dielectric Substrates at Millimeter-Wave Frequencies
Fabian Schwartau, Carsten Monka-Ewe, Reinhard Caspary, Wolfgang Kowalsky, Joerg Schoebel
2019 Kleinheubach Conference, Miltenberg, Germany, 2019, pp. 1-4

Modular Wideband High Angular Resolution 79 GHz Radar System
Fabian Schwartau, Stefan Preussler, Markus Krueckemeier, Florian Pfeiffer, Hannes Stuelzebach, Thomas Schneider, Joerg Schoebel
2019 12th German Microwave Conference (GeMiC), Stuttgart, Germany, 2019, pp. 194-197
DOI: 10.23919/GEMIC.2019.8698121

Optical Signal Generation and Distribution for Large Aperture Radar in Autonomous Driving
Stefan Preussler, Fabian Schwartau, Joerg Schoebel, Thomas Schneider
2019 12th German Microwave Conference (GeMiC), Stuttgart, Germany, 2019, pp. 154-157
DOI: 10.23919/GEMIC.2019.8698119

Photonic Components for Signal Generation and Distribution for Large Aperture Radar in Autonomous Driving
Stefan Preussler, Fabian Schwartau, Joerg Schoebel and Thomas Schneider
Frequenz, Volume 73: Issue 11-12, 22 Oct 2019
DOI: 10.1515/freq-2019-0143

Multilayer ion trap with three-dimensional microwave circuitry for scalable quantum logic applications,
H. Hahn, G. Zarantonello, A. Bautista-Salvador, M. Wahnschaffe, M. Kohnen, J. Schoebel, P. O. Schmidt, C. Ospelkaus,
Applied Physics B, August 2019, 125-154,
DOI: 10.1007/s00340-019-7265-1

Photonically synchronized large aperture radar for autonomous driving
Stefan Preussler, Fabian Schwartau, Joerg Schoebel, Thomas Schneider
Optics Express 27(2) 1199-1207, 2019

Photonically synchronized radar for advanced driver assistance systems,
Stefan Preussler, Fabian Schwartau, Joerg Schoebel, Thomas Schneider
SPIE Photonics West 2019, 2-7 Feb 2019, San Francisco, USA [10917-9]

Synchronization of Multiple USRP SDRs for Coherent Receiver Applications
Markus Krueckemeier, Fabian Schwartau, Carsten Monka-Ewe, Joerg Schoebel
2019 Sixth International Conference on Software Defined Systems (SDS), 10-13 June 2019, Rome
DOI: 10.1109/SDS.2019.8768634, ISBN 978-1-7281-0722-6

2018

Evaluation of Suitable Radio Frequencies for Data Transmission in Potato Warehouses
Björn Gernert, Fabian Schwartau, Sebastian Raabe, Joerg Schoebel, Karsten Schubert, Stephan Rottmann, Lars C. Wolf
2018 IEEE 15th International Conference on Mobile Ad Hoc and Sensor Systems (MASS), Chengdu, China, 2018, pp. 220-227
DOI: 10.1109/MASS.2018.00043

Aircraft window attenuation measurements at 60 GHz for wireless in-cabin communication
Fabian Schwartau, Carsten Monka, Markus Krueckemeier, Joerg Schoebel
2018 11th German Microwave Conference (GeMiC), Freiburg, Germany, 2018, pp. 319-322
DOI: 10.23919/GEMIC.2018.8335094

Direct-coupled resonator filters based on foreshortened coaxial transmission line resonators
Joerg Schoebel, Carsten Monka, Jan Fahlbusch
2018 11th German Microwave Conference (GeMiC), Freiburg, Germany, 2018, pp. 127-130
DOI: 10.23919/GEMIC.2018.8335045

A low noise figure K-band receiver in 130 nm CMOS
J. Dang, B. Meinerzhagen, S. Brückner, J. Schoebel, A. Noculak, R. Negra
2018 11th German Microwave Conference (GeMiC), Freiburg, Germany, 2018, pp. 243-246
DOI: 10.23919/GEMIC.2018.8335075

2016

Resonant properties of mismatched ring circuits
Sebastian Raabe, Carsten Monka, Sebastian Franke, Reinhard Caspary, Joerg Schoebel
2016 46th European Microwave Conference (EuMC), London, UK, 2016, pp. 983-986
DOI: 10.1109/EuMC.2016.7824510

Eigenmodes of partially filled coaxial waveguides
Carsten Monka, Joerg Schoebel
2016 German Microwave Conference (GeMiC), Bochum, Germany, 2016, pp. 132-135
DOI: 10.1109/GEMIC.2016.7461574

Ground Penetrating Radar for Asparagus Detection
D. Seyfried, J. Schoebel
Journal of Applied Geophysics, Volume 126, March 2016, Pages 191-197
DOI: 10.1016/j.jappgeo.2016.01.022

2015

Generation of Highly Stable Millimeter Waves With Low Phase Noise and Narrow Linewidth
Hassanain Al-Taiy, Stefan Preußler, Sebastian Brückner, Joerg Schoebel, Thomas Schneider
2015 IEEE Photonics Technology Letters, vol. 27, no. 15, pp. 1613-1616
DOI: 10.1109/LPT.2015.2432464

M-sequence-based material characterisation
Carsten Monka, Sebastian Brueckner, Joerg Schoebel
2015 German Microwave Conference, Nuremberg, Germany, 2015, pp. 21-24
DOI: 10.1109/GEMIC.2015.7107742

Locating utility pipes using m-sequence ground penetrating radar
Sebastian Brueckner, Daniel Seyfried, Joerg Schoebel
2015 German Microwave Conference, Nuremberg, Germany, 2015, pp. 351-354
DOI: 10.1109/GEMIC.2015.7107825

Spheroidal FDTD Method for Modeling 3-D Structures in Open and Closed Domains
Saif A. Al-Hasson, Joerg Schoebel
2015 IEEE Transactions on Antennas and Propagation, vol. 63, no. 7, pp. 3055-3064
DOI: 10.1109/TAP.2015.2424249

Detection capability of a pulsed Ground Penetrating Radar utilizing an oscilloscope and Radargram Fusion Approach for optimal signal quality
D. Seyfried, J. Schoebel
Journal of Applied Geophysics, Volume 118, July 2015, Pages 167-174
DOI: 10.1016/j.jappgeo.2015.03.029

Stepped-frequency radar signal processing
D. Seyfried, J. Schoebel
Journal of Applied Geophysics, Volume 112, January 2015, Pages 42-51

Phase congruency on GPR data for hyperbola identification
D. Seyfried, R. Jansen, J. Schoebel
Microw. Opt. Tech. Lett. Vol. 57, No. 2, February 2015, 473-478 

2014

FPGA-based M-sequence ground penetrating radar
Sebastian Brueckner, Daniel Seyfried, Joerg Schoebel
2014 Asia-Pacific Microwave Conference, Sendai, Japan, 2014, pp. 1342-1344

Generation of wideband m-sequences: A low-cost approach
Sebastian Brueckner, Karsten Schubert, Jan Fahlbusch, Joerg Schoebel
2014 IEEE International Conference on Ultra-WideBand (ICUWB), Paris, France, 2014, pp. 484-488
DOI: 10.1109/ICUWB.2014.6959030

Shielded loaded bowtie antenna incorporating the presence of paving structure for improved GPR pipe detection
D. Seyfried, R. Jansen, J. Schoebel
Journal of Applied Geophysics, Volume 111, December 2014, Pages 289-298
DOI: 10.1016/j.jappgeo.2014.10.019

Investigations on the sensitivity of a stepped-frequency radar utilizing a vector network analyzer for Ground Penetrating Radar
D. Seyfried, K. Schubert, J. Schoebel
Journal of Applied Geophysics, Volume 111, December 2014, Pages 234-241
DOI: 10.1016/j.jappgeo.2014.10.016

Implementation of a low-jitter m-sequence wireless synchronization system
S. Brueckner, J. Schmitz, M. Jung, J. Schoebel
2014 German Microwave Conference, March 10-12, Aachen, Germany,
ISBN 978-3-8007-3585-3

Characterisation of low loss dielectrics using a transmission line method
C. Monka, J. Schoebel
2014 German Microwave Conference, March 10-12, Aachen, Germany
ISBN 978-3-8007-3585-3

Comparison of antenna dispersion and digital signal processing effects in ultrawideband ground penetrating radar systems
D. Seyfried, S. Brueckner, J. Schoebel,
Journal of Applied Geophysics, Vol. 101, Feb. 2014, pp. 20-26
DOI: 10.1016/j.jappgeo.2013.11.008, ISSN 0926-9851

2013

Free Space Permittivity Determination Technique
D. Seyfried, D. Menschikow, J. Schoebel,
Microw. Opt. Tech. Lett. Vol. 55, No. 12, December 2013, 2888-2892

2012

A beam switching three layer reconfigurable antenna
Sahaya Kulandai Raj Joseph, Jan Fahlbusch, Joerg Schoebel
2012 The 7th German Microwave Conference, Ilmenau, Germany, 2012, pp. 1-4

Information extraction from ultrawideband ground penetrating radar data: A machine learning approach
Daniel Seyfried, André Busche, Ruth Janning, Lars Schmidt-Thieme, Joerg Schoebel
2012 The 7th German Microwave Conference, Ilmenau, Germany, 2012, pp. 1-4

2011

Performance evaluation of 60 GHz WLAN antennas under realistic propagation conditions with human shadowing
Martin Jacob, Anton de Graauw, Maristella Spella, Pablo Herrero, Sebastian Priebe, Joerg Schoebel
2011 XXXth URSI General Assembly and Scientific Symposium, Istanbul, Turkey, 2011, pp. 1-4
DOI: 10.1109/URSIGASS.2011.6050577

A dual polarized low profile UWB antenna for building material analysis
Dorothea S. Sturtz, Heiko Braun, Martin Pohlmann, Joerg Schoebel, Juergen Hasch
Proceedings of the 5th European Conference on Antennas and Propagation (EUCAP), Rome, Italy, 2011, pp. 779-782

2001 - 2010

2010

Planar antennas and beamforming devices for a multi gigabit 60 GHz demonstrator with Quality of Service
Pablo Herrero, Joerg Schoebel
Proceedings of the Fourth European Conference on Antennas and Propagation, Barcelona, Spain, 2010, pp. 1-5

Designing Antenna Arrays Using Signal Processing, Image Processing and Optimization Toolboxes of MATLAB
J. S. K. Raj, J. Schoebel
Matlab - Modelling, Programming and Simulations, ed. Emilson Pereira Leite
ISBN 978-953-307-125-1, Link

Microwave annealing of polymer solar cells with various transparent anode materials
H. Flügge, H. Schmidt, T. Riedl, S. Schmale, T. Rabe, J. Fahlbusch, M. Danilov, H. Spieker, J. Schöbel, W. Kowalsky,
Appl. Phys. Lett. 97, 123306 (2010)
DOI: 10.1063/1.3491213

Single Elements for Low Cost Planar Antenna Arrays for Consumer Applications Beyond 100 GHz
P. Herrero, M. Jacob, J. Schoebel
Microwave and Optical Technology Letters, Vol. 52, Issue 12, 2685-2688, Dec. 2010,
DOI: 10.1002/mop.25563

60 GHz radio front end demonstrator with Quality of Service
P. Herrero and J. Schoebel
Electron. Lett. 46, No. 14, July 2010

2009

A reconfigurable antenna for MIMO application
Joseph Sahaya Kulandai Raj, Joachim Bonney, Pablo Herrero, Joerg Schoebel
2009 Loughborough Antennas & Propagation Conference, Loughborough, UK, 2009, pp. 269-272
DOI: 10.1109/LAPC.2009.5352542

Characterisation of 4×4 dual polarised LOS MIMO
Joseph Sahaya Kulandai Raj, Joerg Schoebel
2009 3rd European Conference on Antennas and Propagation, Berlin, Germany, 2009, pp. 1082-1085

Microstrip Patch Array Antenna Technology for 122 GHz ISM Sensing Applications
Pablo Herrero, Joerg Schoebel
2009 German Microwave Conference, Munich, Germany, 2009, pp. 1-4
DOI: 10.1109/GEMIC.2009.4815883

Switched beam antennas as elements of 2×2 MIMO in indoor environment at 60 GHz
Joseph Sahaya Kulandai Raj, Joerg Schoebel
2009 German Microwave Conference, Munich, Germany, 2009, pp. 1-4 
DOI: 10.1109/GEMIC.2009.4815897

Planar Antenna Technology for mm-Wave Automotive Radar, Sensing, and Communications
J. Schoebel, P. Herrero
Guy Kouemou, Intech, Croatia, December 2009, pp. 297-318
DOI: 10.5772/7185

Antenna Design for Power Distribution Measurement at 762 GHz with a Josephson Cantilever
Christian Brendel, Heiko Neeland, Jörg Schöbel, Meinhard Schilling
Kryo 2009, 4.-6.10.2009, Ilmenau, Germany
DOI: 10.1088/0953-2048/22/11/114013

Millimeter Wave Planar Antenna Measurement System for the 110-170 GHz Range
P. Herrero, M. Jacob, J. Schoebel
5th ESA Workshop on Millimetre Wave Technology and Applications, 18 - 20 May 2009, ESTEC, Noordwijk, The Netherlands

2008

Planar Antenna Array at D-Band Fed By Rectangular Waveguide for Future Automotive Radar Systems
Pablo Herrero, Joerg Schoebel
2008 38th European Microwave Conference, Amsterdam, Netherlands, 2008, pp. 1030-1033
DOI: 10.1109/EUMC.2008.4751632

Low-cost omnidirectional planar antennas for the 122 GHz ISM frequency band
Martin Jacob, Pablo Herrero, Joerg Schoebel
2008 IEEE Antennas and Propagation Society International Symposium, San Diego, CA, USA, 2008, pp. 1-4
DOI: 10.1109/APS.2008.4619478

Spatial Correlation and MIMO Capacity of Uniform Rectangular Dipole Arrays
Joseph Sahaya Kulandai Raj, Arokiasamy Shyam Prabu, Narayanan Vikram, Joerg Schoebel
2008 IEEE Antennas and Wireless Propagation Letters, vol. 7, pp. 97-100, 2008
DOI: 10.1109/LAWP.2008.919344

Performance Analysis of Future Multigigabit Wireless Communication Systems at THz Frequencies With Highly Directive Antennas in Realistic Indoor Environments 
Radoslaw Piesiewicz, Martin Jacob, Martin Koch, Joerg Schoebel, Thomas Kurner
2008 IEEE Journal of Selected Topics in Quantum Electronics, vol. 14, no. 2, pp. 421-430, March-april 2008
DOI: 10.1109/JSTQE.2007.910984

A WR-6 rectangular waveguide to microstrip transition and patch antenna at 140 GHz using low-cost solutions,"
Pablo Herrero, Joerg Schoebel
2008 IEEE Radio and Wireless Symposium, Orlando, FL, USA, 2008, pp. 355-358
DOI: 10.1109/RWS.2008.4463502

Ultra Wideband 4x4 Phased Array Containing Exponentially Tapered Slot Antennas and a True-Time Delay Phase Shifter at UHF
J. Schmitz, M. Jung, J. Bonney, R. Caspary, J. Schueuer, J. Schoebel,
EuroEM 2008 European Electromagnetics, Swiss Federal Institute of Technology (EPFL) Lausanne, Switzerland, 21-25 July 2008

Planar antennas and interconnection components for 122 GHz and 140 GHz future communication systems
P. Herrero, M. Jacob, J. Schoebel
Frequenz - Journal of RF-Engineering and Telecommunications, Vol 62, 5-6/2008, 128-131
ISSN 0016-1136

Spatial Correlation and MIMO Capacity of Uniform Circular Dipole Arrays
Arokiasamy Shyam, Narayan Vikram, J.S.K. Raj and Joerg Schoebel
IASTED International Conference on Antennas, Radar and Wave Propagation (ARP 2008), April 16-18, 2008, Baltimore, USA

A true-time-delay phase shifter system for ultra-wideband applications
J. Schoebel, J. Schueuer, R. Caspary, J. Schmitz, M. Jung
Proc. German Microwave Conference, 10-12 March 2008, Hamburg, Germany, 182-185, published in: ITG Fachbericht 206, VDE-Verlag, Berlin and Offenbach, 2008,
ISBN 978-3-8007-3086-5, ISSN 0932-6022

Synthesis of extremely flat broadband multi-section quadrature coupler
J. Bonney, J. Schoebel
Proc. German Microwave Conference, 10-12 March 2008, Hamburg, Germany, 70-73, published in: ITG Fachbericht 206, VDE-Verlag, Berlin and Offenbach, 2008,
ISBN 978-3-8007-3086-5, ISSN 0932-6022

Group delay characteristics in coplanar waveguide left-handed media
I. A. Ibraheem, J. Schoebel, M. Koch
J. Appl. Phys., Vol. 103, Issue 2, 024903, Jan. 2008

2007

Short-Range Ultra-Broadband Terahertz Communications: Concepts and Perspectives
Radoslaw Piesiewicz, Thomas Kleine-Ostmann, Norman Krumbholz, Daniel Mittleman, Martin Koch, Joerg Schoebel
2007 IEEE Antennas and Propagation Magazine, vol. 49, no. 6, pp. 24-39, Dec. 2007
DOI: 10.1109/MAP.2007.4455844

Estimation of Indoor Geolocation Using Amplitude-Only Data
Ibraheem A. Ibraheem, Joerg Schoebel
2007 European Conference on Wireless Technologies, Munich, Germany, 2007, pp. 20-23
DOI: 10.1109/ECWT.2007.4403935

Influence of hardware parameters on the performance of future indoor THz communication systems under realistic propagation conditions
Radoslaw Piesiewicz, Martin Jacob, Joerg Schoebel, Thomas Kurner
2007 European Radar Conference, Munich, Germany, 2007, pp. 327-330
DOI: 10.1109/EURAD.2007.4405003

An electromagnetic bandgap enhanced active antenna design for microwave-based motion sensing,"
Tobias D. Werth, Joerg Schoebel
2007 European Microwave Conference, Munich, Germany, 2007, pp. 980-982
DOI: 10.1109/EUMC.2007.4405359

Influence of hardware parameters on the performance of future indoor THz communication systems under realistic propagation conditions
Radoslaw Piesiewicz, Martin Jacob, Joerg Schoebel, Thomas Kurner
2007 European Microwave Conference, Munich, Germany, 2007, pp. 1606-1609
DOI: 10.1109/EUMC.2007.4405517

Propagation Models, Measurements and Simulations for Wireless Communication Systems beyond 100 GHz 
Thomas Kurner, Radoslaw Piesiewicz, Martin Koch, Joerg Schoebel
2007 International Conference on Electromagnetics in Advanced Applications, Turin, Italy, 2007, pp. 108-111
DOI: 10.1109/ICEAA.2007.4387249

Integration of 0/1-Level Packaged RF-MEMS Devices on MCM-D at Millimeter-Wave Frequencies
Geert J. Carchon, Anne Jourdain, Olivier Vendier, Joerg Schoebel, Harrie A. C. Tilmans
2007 IEEE Transactions on Advanced Packaging, vol. 30, no. 3, pp. 369-376, Aug. 2007
DOI: 10.1109/TADVP.2007.901772

Time of Arrival Prediction for WLAN Systems Using Prony Algorithm
Ibraheem A. Ibraheem, Joerg Schoebel
2007 4th Workshop on Positioning, Navigation and Communication, Hannover, Germany, 2007, pp. 29-32,
DOI: 10.1109/WPNC.2007.353608

An integrated simulation environment for the investigation of future THz communication systems
T. Kuerner, M. Jacob, R. Piesiewicz and J. Schoebel
International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS 2007), San Diego, California (USA), July 16-18, 2007

Reflection and Transmission Properties of Building Materials in W-Band
R. Piesiewicz, J. Schoebel, T. Kürner, R. Geise, A. Enders
The Second European Conference on Antennas and Propagation (EuCAP 2007), 11 - 16 November 2007, Edinburgh, UK

Group delay in coplanar waveguide left-handed media
I. A. Ibraheem, J. Schoebel, M. Koch
Metamaterials '2007, First International Congress on Advanced Electromagnetic Materials in Microwaves and Optics, Rome, 22-26 October 2007

Smart antennas for automotive radar front-ends: from beam steering to high-resolution algorithms
J. Schoebel, M. Schneider
Workshop on Smart Antennas, European Microwave Conference 2007, 8.-12. October 2007, Munich, Germany

2006

Use of RF MEMS and micromachined parts to realize highly integrated V band active feed for satellite antennas
O. Vendier, C. Schaffauser, Y. Cailloce, C. Drevon, J.L. Cazaux, O. Lafond, J. Schoebel
2006 European Microwave Conference, Manchester, UK, 2006, pp. 807-810,
DOI: 10.1109/EUMC.2006.281042

2005

Integration of 0/1-level packaged RF-MEMS devices on MCM-D at millimeter-wave frequencies
G. Carchon, A. Jourdain, O. Vendier, J. Schoebel, H.A.C. Tilmans
Proceedings Electronic Components and Technology, 2005. ECTC '05., Lake Buena Vista, FL, USA, 2005, pp. 1664-1669 Vol. 2 
DOI: 10.1109/ECTC.2005.1442015

Design considerations and technology assessment of phased-array antenna systems with RF MEMS for automotive radar applications
J. Schoebel, T. Buck, M. Reimann, M. Ulm, M. Schneider, A. Jourdain
2005 IEEE Transactions on Microwave Theory and Techniques, vol. 53, no. 6, pp. 1968-1975
DOI: 10.1109/TMTT.2005.848838

Planar Array Antenna Systems for W-Band Automotive Radar Sensors with Beam Steering Based on RF-MEMS
J. Schöbel, T. Buck, M. Reimann, M. Ulm, T. Hansen, M. Schneider
Frequenz - Journal of RF-Engineering and Telecommunications, vol. 59, 1-2/2005, 27-34

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