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Author: Stephan, R.

Results

Compact planar L-band antenna arrays with optimal diversity performance

2011 / IEEE / 978-1-4577-0048-4
By: Irteza, S.; Hein, M.A.; Stephan, R.; Caizzone, S.; Murtaza, N.;

A dual-band circularly-polarised leaky-wave antenna for mobile Ka-band satellite communications

2011 / IEEE / 978-1-4577-0048-4
By: Krauss, A.; Hein, M.A.; Stephan, R.; Bayer, H.;

Compact permittivity-matched ultra-wideband antennas for biomedical imaging

2011 / IEEE / 978-1-4577-0048-4
By: Stephan, R.; Hein, M.A.; di Clemente, F.S.;

On-Orbit Verification of a 4� switch matrix for space applications based on the low temperature co-fired ceramics technology

2012 / IEEE / 978-3-9812668-4-9
By: Vogt, G.; Kaleem, S.; Humbla, S.; Hein, M.A.; Muller, J.; Trabert, J.F.; Stopel, D.; Stephan, R.; Rentsch, S.;

System concept of a compact multi-antenna GNSS receiver

2012 / IEEE / 978-3-9812668-4-9
By: Khan, M.A.; Kurz, L.; Schafer, E.; Hein, M.A.; Stephan, R.; Richter, A.; Irteza, S.; Kappen, G.; Antreich, F.; Sgammini, M.; Caizzone, S.; Dreher, A.; Basta, N.; Noll, T.G.;

Low-profile Ka-band satellite terminal antenna based on a dual-band partially reflective surface

2012 / IEEE / 978-1-4577-0920-3
By: Krauss, A.; Hein, M.A.; Stephan, R.; Bayer, H.;

A wideband 60 GHz differential stripline-to-waveguide transition for antenna measurements in low-temperature co-fired ceramics technology

2012 / IEEE / 978-1-4577-0920-3
By: Ariza, A.P.G.; Stephan, R.; Muller, R.; Wollenschlager, F.; Schulz, A.; Hein, M.A.; Muller, J.; Thoma, R.S.;

A dual-band multimode monopulse tracking antenna for land-mobile satellite communications in Ka-band

2012 / IEEE / 978-1-4577-0920-3
By: Bayer, H.; Hein, M.A.; Stephan, R.; Krauss, A.;

Four-element compact planar antenna array for robust satellite navigation systems

2013 / IEEE
By: Sgammini, M.; Schafer, E.; Irteza, S.; Hein, M. A.; Stephan, R.;

Ultra-wideband miniaturised high permittivity-matched antennas for biomedical diagnostic

2013 / IEEE
By: Hein, M.A.; Stephan, R.; Scotto di Clemente, F.;

Land-mobile Ka-band satcom tracking antenna employing a printed circuit board based multimode monopulse feed

2014 / IEEE
By: Stephan, R.; Krauss, A.; Bayer, H.; Hein, M.A.;

Beamforming in compact antenna arrays for robust satellite navigation

2014 / IEEE
By: Schafer, E.; Irteza, S.; Hein, M. A.; Stephan, R.; Bieske, B.; Ibraheam, M.;

A magnetic bearing system using capacitive sensors for position measurement

1990 / IEEE
By: Watanabe, E.; Stephan, R.; Dunford, W.; Ortiz Salazar, A.;

Small axial flux motor with permanent magnet excitation and etched airgap winding

1994 / IEEE
By: Banitsch, R.; Stephan, R.; Belmans, R.;

Advanced SOI MOSFET for low voltage, low power and fast application

1994 / IEEE / 0-7803-2406-4
By: Kuck, H.; Raab, M.; Stephan, R.; Vogt, H.;

The fail-stop controller AE11

1997 / IEEE / 0-7803-4209-7
By: Bohl, E.; Stephan, R.; Lindenkreuz, Th.;

Theoretical and practical characterization of a broadband random noise radar

2000 / IEEE / 0-7803-5687-X
By: Stephan, R.; Loele, H.;

An electrically tunable true-time-delay line on Si for a broadband noise radar

2003 / IEEE / 0-7803-7787-7
By: Trasser, A.; Kibbel, H.; Behammer, D.; Birk, M.; Schad, K.-B.; Abele, P.; Schumacher, H.; Stephan, R.; Sonmez, E.;

Broadband dual polarized antenna arrays for mobile communication applications

2003 / IEEE / 1-58053-834-7
By: Hein, M.; Balling, S.; Thoma, R.; Stephan, R.; Sommerkorn, G.; Hennhofer, M.;

Advanced transistor structures for high performance microprocessors

2004 / IEEE / 0-7803-8528-4
By: Burbach, G.; Gerhardt, M.; Frohberg, K.; Wei, A.; Feudel, T.; Greenlaw, D.; Horstmann, M.; Kepler, N.; Raab, M.; Krishnan, S.; Buller, J.; Cheek, J.; Schwan, C.; Grasshoff, G.; van Bentum, R.; Luning, S.; Huebler, P.; Klais, J.; Ruelke, H.; Hohage, J.; Schaller, M.; Wieczorek, K.; Stephan, R.; Lenski, M.;

Calibration of portable FM-CW Doppler radar profilers with an artificial target

2004 / IEEE / 0-7803-8742-2
By: Stephan, R.; Klugmann, D.;

SiC/Si and AlN/Si heterostructures for microelectromechanical RF sensors

2004 / IEEE / 0-7803-8499-7
By: Cimalla, V.; Foerster, C.; Hein, M.A.; Stephan, R.; Brueckner, K.; Ambacher, O.; Cengher, D.; Lebedev, V.;

Dual stress liner for high performance sub-45nm gate length SOI CMOS manufacturing

2004 / IEEE / 0-7803-8684-1
By: Hohage, J.; Ruelke, H.; Klais, J.; Huebler, P.; Luning, S.; van Bentum, R.; Grasshoff, G.; Schwan, C.; Ehrichs, E.; Goad, S.; Buller, J.; Krishnan, S.; Greenlaw, D.; Raab, M.; Kepler, N.; Yang, H.S.; Malik, R.; Narasimha, S.; Li, Y.; Divakaruni, R.; Agnello, P.; Allen, S.; Antreasyan, A.; Arnold, J.C.; Bandy, K.; Belyansky, M.; Bonnoit, A.; Bronner, G.; Chan, V.; Chen, X.; Chen, Z.; Chidambarrao, D.; Chou, A.; Clark, W.; Crowder, S.W.; Engel, B.; Harifuchi, H.; Huang, S.F.; Jagannathan, R.; Jamin, F.F.; Kohyama, Y.; Kuroda, H.; Lai, C.W.; Lee, H.K.; Lee, W.-H.; Lim, E.H.; Lai, W.; Mallikarjunan, A.; Matsumoto, K.; McKnight, A.; Nayak, J.; Ng, H.Y.; Panda, S.; Rengarajan, R.; Steigerwalt, M.; Subbanna, S.; Subramanian, K.; Sudijono, J.; Sudo, G.; Sun, S.-P.; Tessier, B.; Toyoshima, Y.; Tran, P.; Wise, R.; Wong, R.; Yang, I.Y.; Wann, C.H.; Su, L.T.; Horstmann, M.; Feudel, Th.; Wei, A.; Frohberg, K.; Burbach, G.; Gerhardt, M.; Lenski, M.; Stephan, R.; Wieczorek, K.; Schaller, M.; Salz, H.;

A novel approach for the patterning and high-volume production of sub-40-nm gates

2005 / IEEE
By: Wright, M.; Bell, S.; Dakshina-Murthy, S.; McGowan, S.; Klais, J.; Romero, K.; Ruelke, H.; Mazur, M.; Grasshoff, G.; Stephan, R.; Huy, K.;

High functional density low-temperature co-fired ceramic modules for satellite communications

2005 / IEEE / 2-9600551-2-8
By: Muller, J.; Hein, M.A.; Trabert, J.F.; Thusf, H.; Stephan, R.; Perrone, R.A.;

Integration and optimization of embedded-sige, compressive and tensile stressed liner films, and stress memorization in advanced SOI CMOS technologies

2005 / IEEE / 0-7803-9268-X
By: Horstmann, M.; Wei, A.; Kammler, T.; Hontschel, J.; Bierstedt, H.; Feudel, T.; Frohberg, K.; Gerhardt, M.; Hellmich, A.; Hempel, K.; Hohage, J.; Javorka, P.; Klais, J.; Koerner, G.; Lenski, M.; Neu, A.; Otterbach, R.; Press, P.; Reichel, C.; Trentsch, M.; Trui, B.; Salz, H.; Schaller, M.; Engelmann, H.-J.; Herzog, O.; Ruelke, H.; Hubler, P.; Stephan, R.; Greenlaw, D.; Raab, M.; Kepler, N.; Chen, H.; Chidambarrao, D.; Fried, D.; Holt, J.; Lee, W.; Nii, H.; Panda, S.; Sato, T.; Waite, A.; Liming, S.; Rim, K.; Schepis, D.; Khare, M.; Huang, S.F.; Pellerin, J.; Su, L.T.;

Miniaturisation of antenna arrays for mobile communications

2005 / IEEE / 2-9600551-2-8
By: Blau, K.; Volmer, Ch.; Weber, J.; Hein, M.A.; Stephan, R.;

Electromechanical resonances of SiC and AlN beams under ambient conditions

2005 / IEEE / 2-9600551-2-8
By: Ambacher, O.; Forster, Ch.; Cimalla, V.; Tonisch, K.; Stephan, R.; Brueckner, K.; Hein, M.A.; Blau, K.;

Electromechanical resonances of SiC and AlN beams under ambient conditions

2005 / IEEE / 88-902012-0-7
By: Blau, K.; Stephan, R.; Ambacher, A.; Cimalla, V.; Hein, M.A.; Forster, C.; Brueckner, K.; Tonisch, K.;

Baseband and audio mixed-signal front-end IC for GSM/EDGE applications

2006 / IEEE
By: Esfahani, F.; Burdenski, R.; Basedau, P.; Bode, P.; Becker, R.; Groeneweg, W.; Baggini, B.; Stephan, R.; Ryter, R.; Lampe, A.; Helfenstein, M.;

Miniaturized antenna arrays using decoupling networks with realistic elements

2006 / IEEE
By: Volmer, C.; Weber, J.; Hein, M.A.; Stephan, R.; Blau, K.;

Technology Benchmarking of High Resolution Structures on LTCC for Microwave Circuits

2006 / IEEE / 1-4244-0552-1
By: Drue, K.-H.; Kutscher, C.; Perrone, R.; Muller, J.; Molke, A.; Baras, T.; Jacob, A.F.; Uhlig, P.; Kulke, R.; Thust, H.; Reppe, G.; Pohlner, J.; Schwanke, D.; Hein, M.; Trabert, J.; Stephan, R.;

Offshoring of Software Development - Methods and Tools for Risk Management

2007 / IEEE / 0-7695-2920-8
By: Makio, J.; Betz, S.; Stephan, R.;

Decoupling and Matching Network for Miniaturised 3-Port Antenna Arrays Based on 180° Couplers

2007 / IEEE / 978-3-00-021644-2
By: Stephan, R.; Weber, J.; Volmer, C.; Hein, M.A.; Blau, K.;

60 GHz patch antennas in LTCC technology for high data-rate communication systems

2007 / IEEE / 978-3-00-021644-2
By: Stephan, R.; Rentsch, S.; Alhouri, L.; Hein, M.A.; Muller, J.; Trabert, J.F.;

Gas Pressure Sensing Based on MEMS Resonators

2007 / IEEE / 978-1-4244-1261-7
By: Niebelschutz, F.; Cimalla, V.; Bruckner, K.; Hein, M.A.; Ambacher, O.; Tonisch, K.; Stephan, R.;

Miniaturized Antenna Arrays with an Element Separation down to �/10

2007 / IEEE / 978-1-4244-0877-1
By: Stephan, R.; Blau, K.; Volmer, C.; Weber, J.; Hein, M.A.;

Analytical expression for signal propagation delay of off-chip interconnection for SIP application

2007 / IEEE / 978-1-4244-0660-9
By: Baykal, E.; Mueller, K.; Owzar, A.; Helfenstein, M.; Stephan, R.;

Gaming Simulation for Public Crisis Management: The Case of Songhua River Pollution

2007 / IEEE / 978-7-5603-2278-0
By: Sun Wen-jun; Stephan, R.; Liu Shen;

An Eigen-Analysis of Compact Antenna Arrays and Its Application to Port Decoupling

2008 / IEEE
By: Hein, M.A.; Blau, K.; Stephan, R.; Weber, J.; Volmer, C.;

Eigenmode decoupling of miniaturised diversity antennas using compact quasi-lumped networks

2008 / IEEE / 978-1-4244-1893-0
By: Stephan, R.; Volmer, C.; Weber, J.; Hein, M.A.;

Performance measurements of a two-branch diversity receiver with superdirective antenna array and decoupling and matching network

2008 / IEEE / 978-1-4244-2041-4
By: Hein, M.A.; Stephan, R.; Weber, J.; Volmer, C.;

Broadband Decoupling and Matching of a Superdirective Two-Port Antenna Array

2008 / IEEE
By: Stephan, R.; Weber, J.; Sengul, M.; Volmer, C.; Hein, M.A.;

Physically small and adjustable double-ridged horn antenna for biomedical UWB radar applications

2008 / IEEE / 978-1-4244-2216-6
By: Helbig, M.; Schwarz, U.; Hein, M.A.; Thiel, F.; Stephan, R.; Seifert, F.; Sachs, J.;

Gate oxide protection and ggNMOSTs in 65 nm

2008 / IEEE / 978-1-58537-146-4
By: de Jong, P.; Mrcarica, Z.; Smedes, T.; Notermans, G.; Maksimovic, D.; van Zwol, H.; Stephan, R.;

Implementation and optimization of asymmetric transistors in advanced SOI CMOS technologies for high performance microprocessors

2008 / IEEE / 978-1-4244-2377-4
By: Hoentschel, J.; Horstmann, M.; Greenlaw, D.; Raab, M.; Shi, P.; Kammler, T.; Huebler, P.; Stephan, R.; Stenzel, R.; Klix, W.; Herrmann, T.; Krueger, C.; Muehle, S.; Poock, A.; Lingner, T.; Feudel, T.; Mulfinger, R.; Scheiper, T.; Gehring, A.; Wiatr, M.; Wei, A.;

A Descriptive Model for Analyzing the Diversity Performance of Compact Antenna Arrays

2009 / IEEE
By: Stephan, R.; Weber, J.; Volmer, C.; Hein, M.A.;

Resonant Piezoelectric ALGaN/GaN MEMS Sensors in Longitudinal Mode Operation

2009 / IEEE / 978-1-4244-2977-6
By: Tonisch, K.; Niebelschuetz, F.; Brueckner, K.; Hein, M.A.; Ambacher, O.; Cimalla, V.; Stephan, R.;

Efficient Design of Multilayer Microwave Modules using an Element-Wise Simulation Technique

2009 / IEEE / 978-3-9812668-0-1
By: Stephan, R.; Muller, J.; Humbla, S.; Drue, K.-H.; Stopel, D.; Hein, M.A.; Vogt, G.; Trabert, J.F.;

Compact antenna arrays with enhanced diversity performance

2009 / IEEE / 978-1-4244-4753-4
By: Stephan, R.; Hein, M.A.; Weber, J.; Volmer, C.;

Measurement of a 60 GHz antenna array fed by a planar waveguide-to-microstrip transition integrated in low-temperature co-fired ceramics

2009 / IEEE / 978-1-4244-4753-4
By: Wollenschlager, F.; Hein, M.A.; Stephan, R.; Muller, J.; Rentsch, S.; Xia, L.; Alhouri, L.;

Magnetic resonance imaging compatible ultra-wideband antennas

2009 / IEEE / 978-1-4244-4753-4
By: Schwarz, U.; Hein, M.; Stephan, R.; Seifert, F.; Thiel, F.;

Mutual coupling in multi-antenna systems: Figures-of-merit and practical verification

2009 / IEEE / 978-1-4244-4753-4
By: Volmer, C.; Hein, M.A.; Stephan, R.; Weber, J.;

Antennas for ultra-wideband medical sensor systems

2009 / IEEE / 978-1-4244-4753-4
By: Schwarz, U.; Sachs, J.; Hilger, I.; Helbig, M.; Seifert, F.; Hein, M.A.; Thiel, F.; Geyer, C.; Stephan, R.;

Ultra-wideband antennas for combined magnetic resonance imaging and UWB radar applications

2009 / IEEE / 978-1-4244-2803-8
By: Seifert, F.; Thiel, F.; Schwarz, U.; Hein, M.; Stephan, R.;

Far-end maximum crosstalk for coupled lines as function of load

2009 / IEEE / 978-1-4244-4722-0
By: Helfenstein, M.; Petersen, W.; Stephan, R.; Owzar, A.;

Design and application of dielectrically scaled double-ridged horn antennas for biomedical UWB radar applications

2009 / IEEE / 978-1-4244-2930-1
By: Stephan, R.; Sachs, J.; Helbig, M.; Schwarz, U.; Hein, M.A.;

Reconfigurable ka-band switch matrix for on-orbit verification

2009 / IEEE / 978-1-4244-4748-0
By: Trabert, J.F.; Stopel, D.; Stephan, R.; Muller, J.; Humbla, S.; Hein, M.A.; Vogt, G.;

Correction to “Baseband and Audio Mixed-Signal Front-End IC for GSM/EDGE Applications” [Jun 06 1364-1379]

2010 / IEEE
By: Baggini, B.; Basedau, P.; Stephan, R.; Ryter, R.; Lampe, A.; Helfenstein, M.; Groeneweg, W.; Esfahani, F.; Bode, P.; Becker, R.;

Ultrawideband Antennas for Magnetic Resonance Imaging Navigator Techniques

2010 / IEEE
By: Thiel, F.; Schwarz, U.; Hein, M.A.; Stephan, R.; Seifert, F.;

Evaluation of compact antenna arrays for mobile communications applications

2010 / IEEE / 978-1-4244-4883-8
By: Hein, M.A.; Stephan, R.; Volmer, C.;

Determination of phase centers of ultra-wideband antennas

2010 / IEEE / 978-1-4244-6431-9
By: Hein, M.A.; Stephan, R.; Zhukov, V.; Schwarz, U.;

Perspectives for mobile satellite communications in Ka-band (MoSaKa)

2010 / IEEE / 978-1-4244-6431-9
By: Keip, C.; Eberlein, E.; Heuberger, A.; Kraus, A.; Volmer, C.; Stephan, R.; Mehnert, M.; Bayer, H.; Hein, M.; Volkert, T.; Driess, P.; Mitschele-Thiel, A.;

Miniature double-ridged horn antennas composed of solid high-permittivity sintered ceramics for biomedical ultra-wideband radar applications

2010 / IEEE / 978-1-4244-4967-5
By: Hein, M.A.; Stephan, R.; Schwarz, U.;

Knowledge Transfer in IT Offshore Outsourcing Projects: An Analysis of the Current State and Best Practices

2010 / IEEE / 978-1-4244-7620-6
By: Oberweis, A.; Betz, S.; Stephan, R.;

Multimode monopulse tracking feed with dual-band potential for land-mobile satellite communications in Ka-band

2011 / IEEE / 978-88-8202-074-3
By: Krauss, A.; Bayer, H.; Hein, M.A.; Stephan, R.;

A compact dual-polarized wideband patch antenna array for the unlicensed 60 GHz band

2011 / IEEE / 978-88-8202-074-3
By: Hein, M.A.; Thoma, R.S.; Ariza, A.P.G.; Muller, R.; Wollenschlager, F.; Lei Xia; Stephan, R.; Muller, J.;

Permittivity-matched compact ceramic ultra-wideband horn antennas for biomedical diagnostics

2011 / IEEE / 978-88-8202-074-3
By: Hein, M.A.; Stephan, R.; Schwarz, U.; Sachs, J.; Helbig, M.; di Clemente, F.S.;