Search Results - "Punzet, Stefan"
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1
Measuring monopole and dipole polarizability of acoustic meta-atoms
Published in Applied physics letters (26-11-2018)“…We present a method to extract monopole and dipole polarizability from experimental measurements of two-dimensional acoustic meta-atoms. In contrast to…”
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Journal Article -
2
Impact of Additional Antenna Groundplanes on RTK-GNSS Positioning Accuracy of UAVs
Published in Advances in radio science (21-03-2023)“…Precise position information is important for terrestrial and airborne surveying systems, such as unmanned aerial vehicles (UAVs). Those systems often rely on…”
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Journal Article -
3
A MEMS-Based GPS-Disciplined Oscillator for Mobile RF Measurement Applications
Published in 2024 Kleinheubach Conference (24-09-2024)“…Many spatially distributed radio frequency (RF) measurement setups require coherence, i.e., synchronization of their local oscillators (LOs). In static setups,…”
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Conference Proceeding -
4
Dynamic Eigenimage Based Background and Clutter Suppression for Ultra Short-Range Radar
Published in Advances in radio science (17-12-2021)“…Background and clutter suppression techniques are important towards the successful application of radar in complex environments. We investigate eigenimage…”
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Journal Article -
5
A Tethered Power Supply Concept for Large-Scale UAV-Based Antenna Near-Field Measurements
Published in 2023 17th European Conference on Antennas and Propagation (EuCAP) (26-03-2023)“…Unmanned aerial vehicles (UAVs) gain popularity in the antenna measurement domain. Measuring the near field (NF) of large-scale antennas or antenna arrays can…”
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Conference Proceeding -
6
In-Flight Calibration of the Measurement System for UAV-Based Near-Field Antenna Measurements
Published in 2024 18th European Conference on Antennas and Propagation (EuCAP) (17-03-2024)“…The measurement systems used for outdoor unin-habited aerial vehicle (UAV)-based near-field measurements are typically sensitive to environmental influences,…”
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Conference Proceeding -
7
Influence of the GNSS Antenna Mounting Environment on Positioning Accuracy of UAVs
Published in 2021 Kleinheubach Conference (28-09-2021)“…Accurate position information is crucial in antenna measurements. This is especially challenging for unmanned aerial vehicle (UAV)-based antenna measurement…”
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Conference Proceeding -
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Fully Coherent UAV-Based Near-Field Measurement and Transformation of the S67-15 m Ground Station Antenna at the German Space Operations Center in Weilheim
Published in 2022 16th European Conference on Antennas and Propagation (EuCAP) (27-03-2022)“…Fully coherent unmanned aerial vehicle (UAV)-based near-field measurements of the S67 parabolic ground station antenna in Weilheim, Germany at 2.06392 GHz are…”
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Conference Proceeding -
9
Measuring monopole and dipole polarizability of acoustic meta-atoms
Published 20-08-2018“…We present a method to extract monopole and dipole polarizability from experimental measurements of two-dimensional acoustic meta-atoms. In contrast to…”
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Journal Article