Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2021Millimeter-Wave Radar Sensor for Automated Tomographic Imaging of Composite Materials in a Manufacturing Environment
Meier, Dominik; Zech, Christian; Baumann, Benjamin; Gashi, Bersant; Malzacher, Matthias; Schlechtweg, Michael; Kühn, Jutta; Rösch, Markus; Reindl, Leonhard M.
Journal Article
2021An overview of clutter mitigation methods for tomographic material inspection
Meier, Dominik; Gashi, Bersant; Zech, Christian; Baumann, Benjamin; Link, Torsten; Schlechtweg, Michael; Kühn, Jutta; Rösch, Markus; Reindl, Leonhard M.
Journal Article
2020Broadband and high-gain 400-GHz InGaAs mHEMT medium-power amplifier S-MMIC
Gashi, Bersant; John, Laurenz; Meier, D.; Rösch, Markus; Tessmann, Axel; Leuther, Arnulf; Massler, Hermann; Schlechtweg, Michael; Ambacher, Oliver
Conference Paper
2020Clutter mitigation based of adaptive singular value decomposition in tomographic radar images for material inspection
Meier, Dominik; Gashi, Bersant; Link, Torsten; Schwarze, Thomas; Zech, Christian; Baumann, Benjamin; Schlechtweg, Michael; Kühn, Jutta; Rösch, Markus; Reindl, Leonhard M.
Conference Paper
2020Propagation of Millimeter Waves in Composite Materials
Meier, Dominik; Zech, Christian; Baumann, Benjamin; Gashi, Bersant; Schlechtweg, Michael; Kühn, Jutta; Rösch, M.; Reindl, Leonard M.
Journal Article
2019A 280-310 GHz InAlAs/InGaAs mHEMT Power Amplifier MMIC with 6.7-8.3 dBm Output Power
John, Laurenz; Neininger, Philipp; Friesicke, Christian; Tessmann, Axel; Leuther, Arnulf; Schlechtweg, Michael; Zwick, Thomas
Journal Article
2019Classification of Epoxy Wedges in Glass-Fiber Reinforced Plastics using a Millimeter-Wave Imaging System in W-Band
Meier, Dominik; Zech, Christian; Baumann, Benjamin; Link, Torsten; Rösch, Markus; Schlechtweg, Michael; Kühn, Jutta; Reindl, Leonhard
Conference Paper
2019Millimeter-Wave Tomographic Imaging of Composite Materials Based on Phase Evaluation
Meier, Dominik; Schwarze, Thomas; Link, Torsten; Zech, Christian; Baumann, Benjamin; Schlechtweg, Michael; Kühn, Jutta; Rösch, Markus; Reindl, Leonard M.
Journal Article
2018A 300 GHz microstrip multilayered antenna on quartz substrate
Dyck, Alexander; Rösch, Markus; Tessmann, Axel; Leuther, Arnulf; Kuri, Michael; Massler, Hermann; Wagner, Sandrine; Meder, Dirk; Weismann-Thaden, Birgit; Schlechtweg, Michael; Ambacher, Oliver
Conference Paper
201870-116-GHz LNAs in 35-nm and 50-nm gate-length metamorphic HEMT technologies for cryogenic and room-temperature operation
Thome, Fabian; Leuther, Arnulf; Gallego, Juan Daniel; Schäfer, Frank; Schlechtweg, Michael; Ambacher, Oliver
Conference Paper
2018Broadband high-power W-band amplifier MMICs based on stacked-HEMT unit cells
Thome, Fabian; Leuther, Arnulf; Schlechtweg, Michael; Ambacher, Oliver
Journal Article
2018Detection of dry fiber fabric in glass fiber reinforced plastics using a focused W-band radar
Meier, Dominik; Zech, Christian; Baumann, Benjamin; Hülsmann, Axel; Link, Torsten; Schlechtweg, Michael; Kühn, Jutta; Steinhagen, Frauke; Reindl, Leonhard
Conference Paper
2018Investigation of differential broadband amplifiers in normally-on mHEMT technology
John, Laurenz; Merkle, Thomas; Friesicke, Christian; Tessmann, Axel; Leuther, Arnulf; Schlechtweg, Michael; Zwick, Thomas
Conference Paper
2018Low-frequency dispersion and state dependency in modern microwave III-V HEMTs
Raay, Friedbert van; Schwantuschke, Dirk; Leuther, Arnulf; Brueckner, Peter; Peschel, Detlef; Quay, Rüdiger; Schlechtweg, Michael
Conference Paper
2018State dependency, low-frequency dispersion, and thermal effects in microwave III-V HEMTs
Raay, Friedbert van; Schwantuschke, Dirk; Leuther, Arnulf; Brueckner, Peter; Peschel, Detlef; Quay, Rüdiger; Schlechtweg, Michael; Ambacher, Oliver
Conference Paper
2017Analysis of glass fiber reinforced plastics using a focusing W-band radar system
Meier, Dominik; Zech, Christian; Baumann, Benjamin; Klenner, Mathias; Hülsmann, Axel; Link, Torsten; Kühn, Jutta; Schlechtweg, Michael
Conference Paper
2017Comparison of a 35-nm and a 50-nm gate-length metamorphic HEMT technology for millimeter-wave low-noise amplifier MMICs
Thome, Fabian; Leuther, Arnulf; Massler, Hermann; Schlechtweg, Michael; Ambacher, Oliver
Conference Paper
2017HEMT large-signal integral transform model including trapping and impact ionization
Raay, Friedbert van; Leuther, Arnulf; Ohlrogge, Matthias; Schwantuschke, Dirk; Schlechtweg, Michael
Conference Paper
2017Investigation of direct-coupled amplifier topologies for wireless communication systems using normally-on mHEMT technology
John, Laurenz; Merkle, Thomas; Friesicke, Christian; Tessmann, Axel; Leuther, Arnulf; Roger, Lozar; Schlechtweg, Michael; Zwick, Thomas
Conference Paper
2017W-Band Time-Domain Multiplexing FMCW MIMO Radar for Far-Field 3-D Imaging
Bleh, Daniela; Rösch, Markus; Kuri, Michael; Dyck, Alexander; Tessmann, Axel; Leuther, Arnulf; Wagner, Sandrine; Weismann-Thaden, Birgit; Stulz, Hans-Peter; Zink, Martin; Rießle, Markus; Sommer, R.; Wilcke, J.; Schlechtweg, Michael; Yang, B.; Ambacher, Oliver
Journal Article
2016A portable W-band radar system for enhancement of infrared vision in fire fighting operations
Klenner, Mathias; Zech, Christian; Hülsmann, Axel; Kühn, Jutta; Schlechtweg, Michael; Hahmann, Konstantin; Kleiner, Bernhard; Ulrich, Michael; Ambacher, Oliver
Conference Paper
2015Investigation of dielectric properties of multilayer structures consisting of homogeneous plastics and liquid solutions at 75-110 GHz
Klenner, Mathias; Abels, T.; Zech, Christian; Hülsmann, Axel; Schlechtweg, Michael; Ambacher, O.
Journal Article
2012Millimeter-wave monolithic integrated circuits and modules for safety and security applications
Schlechtweg, Michael; Tessmann, Axel; Hülsmann, Axel; Kallfass, Ingmar; Leuther, Arnulf; Aidam, Rolf; Zech, Christian; Lewark, U.J.; Massler, Hermann; Rießle, Markus; Zink, Martin; Rosenzweig, Josef; Ambacher, O.
Conference Paper