Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2020Measurement Campaign with Synchronized Distributed Receivers and Mobile Emitter at 3.75 GHz in Urban Scenarios
Bauer, J.; Andrich, C.; Döbereiner, M.; Schieler, S.; Myint, J.; Ihlow, A.; Schneider, C.; Thomä, R.; Galdo, G. del
Conference Paper
20193D Reconstruction of Handheld Data by SAFT and the Influence of Measurement Inaccuracies
Krieg, Fabian; Kodera, Sayako; Kirchhof, Jan; Römer, Florian; Ihlow, Alexander; Lugin, Sergey; Osman, Ahmad; Del Galdo, Giovanni
Conference Paper
2019Ein portabler, vielfältig einsetzbarer 3D-Positionierer für Synthetik-Apertur-Ultraschallmessungen in der ZfP
Groß, Philipp; Ihlow, Alexander; Böttcher, René; Bessert, Steffen; Pandey, Rick; Kirchhof, Jan; Krieg, Fabian; Römer, Florian; Osman, Ahmad; Galdo, Giovanni del
Conference Paper
2019SAFT Processing for Manually Acquired Ultrasonic Measurement Data with 3D SmartInspect
Krieg, Fabian; Kirchhof, Jan; Kodera, Sayako; Lugin, Sergey; Ihlow, Alexander; Schwender, Thomas; Galdo, Giovanni del; Römer, Florian; Osman, Ahmad
Journal Article
2019Standardized testing conditions for satellite communications on-the-move (SOTM) terminals
Alazab Elkhouly, M.; König, J.; Beuster, N.; Raschke, F.; Ihlow, A.; Robinson, C.; Orus-Perez, R.; Schurig, F.; Knopp, A.; Heuberger, A.; Landmann, M.; Galdo, G. del
Journal Article
2019A versatile, automated, cost-effective testing platform for hands-on UHF RFID measurements
Beuster, N.; Ihlow, A.; Blau, K.; Trabert, J.; Andrich, C.; Galdo, G. Del
Conference Paper
2018Comparison of Software-Defined Radios for Performance Evaluation of High Precision Clocks
Andrich, C.; Bauer, J.; Ihlow, A.; Beuster, N.; Galdo, G. del
Conference Paper
2018Design and prototyping of a 3-D positioner for ultrasound quality control measurements
Groß, Philipp; Ihlow, Alexander; Böttcher, René; Bessert, Steffen; Krieg, Fabian; Kirchhof, Jan; Römer, Florian; Osman, Ahmad; Galdo, Giovanni del
Conference Paper
2018A Fast and Stable Time Locked Loop for Network Time Synchronization with Parallel FLL and PLL
Andrich, C.; Bauer, J.; Grosse, P.; Ihlow, A.; Galdo, G. del
Conference Paper
2018High-Precision Measurement of Sine and Pulse Reference Signals Using Software-Defined Radio
Andrich, C.; Ihlow, A.; Bauer, J.; Beuster, N.; Del Galdo, G.
Journal Article
2018Measuring ETSI ITS-G5 Communications Latencies with Commercial off-the-shelf Wi-Fi Hardware
Große, P.; Andrich, C.; Kotterman, W.; Ihlow, A.; Galdo, G. del
Conference Paper
2018Progressive online 3-D SAFT processing by matrix structure exploitation
Krieg, Fabian; Pandey, Rick; Kirchhof, Jan; Ihlow, Alexander; Römer, Florian; Del Galdo, Giovanni; Osman, Ahmad
Conference Paper
2018SAFT Processing for Manually Acquired Ultrasonic Measurement Data with 3D Smartinspect
Krieg, Fabian; Lugin, Sergey; Kirchhof, Jan; Ihlow, Alexander; Schwender, Thomas; Galdo, Giovanni del; Römer, Florian; Osman, Ahmad
Conference Paper
2018Vergleich und Anpassung von 3D-SAFT-Implementierungen im Zeit- und Frequenzbereich für die schnelle Grobblechprüfung
Krieg, Fabian; Kirchhof, Jan; Römer, Florian; Ihlow, Alexander; Del Galdo, Giovanni; Osman, Ahmad
Conference Paper
20173D-SAFT auf vorverarbeiteten Ultraschallsignalen - schneller messen bei verbesserter Auflösung
Kirchhof, Jan; Krieg, Fabian; Römer, Florian; Ihlow, Alexander; Osman, Ahmad; Galdo, Giovanni del
Abstract, Poster
2017ARC24 - A double-arch positioner for bistatic RCS measurements with four degrees of freedom
Röding, M.; Sommerkorn, G.; Häfner, S.; Ihlow, A.; Jovanoska, S.; Thomä, R.S.
Conference Paper
2017Attaining low uncertainties in measurements with RF signal generators and analyzers
Beuster, N.; Raschke, F.; Ihlow, A.; Andrich, C.; Galdo, G. del
Conference Paper
2017Implementation issues of 3D SAFT in time and frequency domain for the fast inspection of heavy plates
Krieg, Fabian; Kirchhof, Jan; Römer, Florian; Ihlow, Alexander; Galdo, Giovanni del; Osman, Ahmad
Conference Paper
2017Implementation of sparse signal recovery on FPGA for ultrasonic NDT
Grandinetti, C.; Kirchhof, J.; Krieg, F.; Roemer, F.; Ihlow, A.; Delgaldo, G.; Theado, H.; Osman, A.
Conference Paper
2017Sparse signal recovery for ultrasonic detection and reconstruction of shadowed flaws
Kirchhof, Jan; Krieg, Fabian; Römer, Florian; Ihlow, Alexander; Osman, Ahmad; Galdo, Giovanni del
Conference Paper
2017Using software defined radios for baseband phase measurement and frequency standard calibration
Andrich, C.; Ihlow, A.; Kotterman, W.; Beuster, N.; Galdo, G. del
Conference Paper
2016Speeding up 3D SAFT for ultrasonic NDT by sparse deconvolution
Kirchhof, Jan; Krieg, Fabian; Römer, Florian; Ihlow, Alexander; Osman, Ahmad; Galdo, Giovanni del
Conference Paper
2015Land mobile satellite propagation characteristics from knife-edge diffraction modeling and hemispheric images
Rieche, M.; Ihlow, A.; Heyn, T.; Perez-Fontan, F.; Del Galdo, G.
Conference Paper
2014Diversity combining for cooperative satellite terminals in a moving convoy of vehicles
König, Jonas; Ihlow, Alexander; Heuberger, Albert; Galdo, Giovanni del
Conference Paper
2014Impact of driving direction on land mobile satellite channel modeling
Rieche, Marie; Arndt, Daniel; Ihlow, Alexander; Pérez-Fontán, Fernando; Galdo, Giovanni del
Conference Paper
2014Microphenomics for interactions of barley with fungal pathogens
Douchkov, Dimitar; Baum, Tobias; Ihlow, Alexander; Schweizer, Patrick; Seiffert, Udo
Book Article
2014Modeling of the Land Mobile Satellite Channel considering the Terminal's Driving Direction
Rieche, Marie; Ihlow, Alexander; Arndt, Daniel; Pérez-Fontán, Fernando; Galdo, Giovanni del
Journal Article
2013High time-resolution spectrum occupancy model for testing of cognitive radio devices
Schirmer, Christopher; Alsharef, Mohamed Alzarouk; Kotterman, Wim; Ihlow, Alexander; Galdo, Giovanni del; Heuberger, Albert
Conference Paper
2013Influence of driving direction on Land Mobile Satellite channels
Rieche, Marie; Arndt, Daniel; Ihlow, Alexander; Galdo, Giovanni del
Conference Paper
2013Measurement-based performance analysis of cooperative diversity for satellite terminals in a moving convoy
König, Jonas; Ihlow, Alexander; Arndt, Daniel; Heuberger, Albert; Galdo, Giovanni del
Conference Paper
2013State modeling of the land mobile satellite channel by an image-based approach
Rieche, Marie; Arndt, Daniel; Ihlow, Alexander; Galdo, Giovanni del
Conference Paper
2012Estimation of fading parameter correlation for modeling the land mobile satellite channel
König, J.; Arndt, D.; Ihlow, A.; Heuberger, A.
Conference Paper
2012State modelling of the land mobile propagation channel for dual-satellite systems
Arndt, D.; Ihlow, A.; Heyn, T.; Heuberger, A.; Prieto-Cerdeira, R.; Eberlein, E.
Journal Article
2012State modelling of the land mobile propagation channel with multiple satellites
Arndt, D.; Ihlow, A.; Heuberger, A.; Eberlein, E.
Journal Article
2011Antenna diversity for mobile satellite applications: Performance evaluation based on measurements
Arndt, D.; Ihlow, A.; Heuberger, A.; Eberlein, E.
Conference Paper
2011Choice of physical layer parameters for mobile satellite broadcast
Breiling, Marco; Heuberger, Albert; Eberlein, Ernst; Vargas, Aharon; Arndt, Daniel; Ihlow, Alexander
Book Article
2011Evaluation of expectation maximization for the segmentation of cervical cell nuclei
Ihlow, A.; Held, C.; Rothaug, C.; Dach, C.; Wittenberg, T.; Steckhan, D.
Conference Paper
2011Measurement-based evaluation of antenna- and time diversity for mobile satellite systems
Arndt, D.; Ihlow, A.; Heuberger, A.; Eberlein, E.
Conference Paper
2011Photogrammetric satellite service prediction - correlation of RF measurements and image data
Ihlow, A.; Arndt, D.; Topf, F.; Rothaug, C.; Wittenberg, T.; Heuberger, A.
Conference Paper
2011QoS prediction for mobile satellite broadcasting with angle diversity based on measurements
Arndt, D.; Ihlow, A.; Heuberger, A.; Heyn, T.; Eberlein, E.
Conference Paper
2010Low frequency broadcast revisited - measuring propagation attenuation into buildings
Heitbrink, D.; Ihlow, A.; Heuberger, A.
Conference Paper
2010Mobile satellite broadcasting with angle diversity - performance evaluation based on measurements
Arndt, D.; Ihlow, A.; Heuberger, A.; Heyn, T.; Eberlein, E.; Prieto-Cerdeira, R.
Conference Paper
2010Noise measurements for mobile satellite applications
Mehnert, M.; Al-Azab El-Kholy, M.; Ihlow, A.; Heuberger, A.; Blau, K.
Conference Paper
2009Land mobile satellite channel characteristics from the MiLADY project
Arndt, D.; Ihlow, A.; Heuberger, A.; Heyn, T.; Eberlein, E.
Conference Paper