Search Results - "Vossiek, Martin"

A Novel, Efficient Algorithm for Subsurface Radar Imaging below a Non-Planar Surface by Ullmann, Ingrid, Vossiek, Martin

“…In classical radar imaging, such as in Earth remote sensing, electromagnetic waves are usually assumed to propagate in free space. However, in numerous…”
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The Degradation of Automotive Radar Sensor Signals Caused by Vehicle Vibrations and Other Nonlinear Movements by Hau, Florian, Baumgärtner, Florian, Vossiek, Martin

“…As the demands on modern radar systems with respect to accuracy, reliability, and availability increase, a detailed assessment of the influence of nonlinear…”
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Guest Editorial Introduction to the Special Section on Invisible Sensing: Radar-Based Biomonitoring by Eskofier, Bjoern M., Vossiek, Martin

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An Extended Kalman Filter for Direct, Real-Time, Phase-Based High Precision Indoor Localization by Lipka, Melanie, Sippel, Erik, Vossiek, Martin

“…Radio-based indoor localization is currently a very vibrant scientific research field with many potential use cases. It offers high value for customers, for…”
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Over-the-Air Phase Noise Spectral Density Measurement for FMCW Radar Sensors by Birkenhauer, Christoph, Tschapek, Peter, Vossiek, Martin

“…Phase noise significantly degrades the performance of frequency-modulated continuous wave (FMCW)- and chirp sequence (CS)-based radar sensors. Knowledge of the…”
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Constellation Estimation, Coherent Signal Processing, and Multiperspective Imaging in an Uncoupled Bistatic Cooperative Radar Network by Fenske, Patrick, Koegel, Tobias, Ghasemi, Roghayeh, Vossiek, Martin

“…Cooperative radar networks are a promising technology in various areas, such as vehicle-to-infrastructure networks for automotive radar and radar remote…”
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The Impact of Antenna Array Calibration Errors on MIMO and Multi-Channel Synthetic Aperture Radar Imaging by Geiss, Johanna, Sippel, Erik, Braunwarth, Michael, Vossiek, Martin

“…In radar imaging, any lateral resolution is either attained using antenna arrays or by synthetic aperture radar (SAR) principles. Recently, the combination of…”
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Deep Learning Based Image Enhancement for Automotive Radar Trained With an Advanced Virtual Sensor by SCHUsLER, Christian, Hoffmann, Marcel, Ullmann, Ingrid, Ebelt, Randolf, Vossiek, Martin

“…This paper introduces a novel deep learning based concept for image enhancement and distortion suppression in automotive radar signal processing. The deep…”
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Semantic Segmentation on 3D Occupancy Grids for Automotive Radar by Prophet, Robert, Deligiannis, Anastasios, Fuentes-Michel, Juan-Carlos, Weber, Ingo, Vossiek, Martin

“…Radar sensors have great advantages over other sensors in estimating the motion states of moving objects, because they detect velocity components within one…”
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Comparison of Phase-Based 3D Near-Field Source Localization Techniques for UHF RFID by Parr, Andreas, Miesen, Robert, Vossiek, Martin

“…In this paper, we present multiple techniques for phase-based narrowband backscatter tag localization in three-dimensional space with planar antenna arrays or…”
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Super-Resolution Radar Imaging With Sparse Arrays Using a Deep Neural Network Trained With Enhanced Virtual Data by Schuessler, Christian, Hoffmann, Marcel, Vossiek, Martin

“…This paper introduces a method based on a deep neural network (DNN) that is perfectly capable of processing radar data from extremely thinned radar apertures…”
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Combining radar and ultrasound imaging for surface echo compensation and augmented visibility of interior structures in NDT applications by Ullmann, Ingrid, Schür, Jan, Vossiek, Martin

“…Millimeter-wave radar imaging is a promising technique in non-destructive testing. When a small material defect is located closely to the test object’s…”
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A Computationally Efficient Reconstruction Approach for Imaging Layered Dielectrics With Sparse MIMO Arrays by Ullmann, Ingrid, Vossiek, Martin

“…This contribution presents a novel, computationally efficient approach to radar imaging of layered dielectrics with sparse MIMO arrays. Our concept does not…”
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A Foil Flip-Chip Interconnect With an Ultra-Broadband Bandwidth of 130 GHz and Beyond for Heterogeneous High-End System Designs by Pfahler, Tim, Scheder, Andre, Bridier, Anna, Nagel, Mathias, Vossiek, Martin

“…This paper presents an ultra-broadband, low-loss, flexible liquid crystal polymer substrate-to-substrate interconnect with a bandwidth of more than 130 GHz…”
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A Wireless Angle and Position Tracking Concept for Live Data Control of Advanced, Semi-Automated Manufacturing Processes by Lipka, Melanie, Meinel, David, Müller, Stefan, Sippel, Erik, Franke, Jörg, Vossiek, Martin

“…Despite recent industrial automation advances, small series production still requires a considerable amount of manual work, and training,and monitoring of…”
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Detailed Analysis and Modeling of Phase Noise and Systematic Phase Distortions in FMCW Radar Systems by Tschapek, Peter, Korner, Georg, Carlowitz, Christian, Vossiek, Martin

“…In coherent continuous-wave (CW) radar systems, such as frequency-modulated CW (FMCW) radar systems, measurement precision is distorted by phase noise and…”
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An Iterative Extended Kalman Filter for Coherent Measurements of Incoherent Network Nodes in Positioning Systems by Hehn, Markus, Sippel, Erik, Vossiek, Martin

“…Many positioning and tracking applications use spatially distributed sensor stations, each equipped with coherent measurement channels. The coherent data set…”
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An Indoor Positioning System Based on Wireless Range and Angle Measurements Assisted by Multi-Modal Sensor Fusion for Service Robot Applications by Dobrev, Yassen, Gulden, Peter, Vossiek, Martin

“…The current trend for automation is expected to a strongly growth in the area of service robotics. One of the main challenges for reliable operation of such…”
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Coherent Automotive Radar Networks: The Next Generation of Radar-Based Imaging and Mapping by Gottinger, Michael, Hoffmann, Marcel, Christmann, Mark, Schutz, Martin, Kirsch, Fabian, Gulden, Peter, Vossiek, Martin

“…Imaging radar is a key perception technology for automotive and industrial applications. A lot of progress has been made with high channel count systems,…”
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Antenna Array Calibration Using a Sparse Scene by Geiss, Johanna, Sippel, Erik, Hehn, Markus, Vossiek, Martin

“…In radar systems, antenna arrays acquire direction-dependent information to localize targets or create images of the environment. However, because of unknown…”
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