Search Results - "Rupitsch, Stefan J."

Wireless Passive Sensor Technology through Electrically Conductive Media over an Acoustic Channel by Schaechtle, Thomas, Aftab, Taimur, Reindl, Leonhard M, Rupitsch, Stefan J

“…Hydrogen-based technologies provide a potential route to more climate-friendly mobility in the automotive and aviation industries. High-pressure tanks…”
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Frequency Comb-Based Ground-Penetrating Bioradar: System Implementation and Signal Processing by Shi, Di, Gidion, Gunnar, Aftab, Taimur, Reindl, Leonhard M, Rupitsch, Stefan J

“…Radars can be used as sensors to detect the breathing of victims trapped under layers of building materials in catastrophes like earthquakes or gas explosions…”
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Complete characterization of piezoceramic materials by means of two block-shaped test samples by Rupitsch, Stefan J., Ilg, Jürgen

“…We present an approach enabling entire characterization of piezoceramic materials. Contrary to the IEEE/ CENELEC Standard on Piezoelectricity, which is…”
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Automatic Life Detection Based on Efficient Features of Ground-Penetrating Rescue Radar Signals by Shi, Di, Gidion, Gunnar, Reindl, Leonhard M, Rupitsch, Stefan J

“…Good feature engineering is a prerequisite for accurate classification, especially in challenging scenarios such as detecting the breathing of living persons…”
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Effect of a Patient-Specific Structural Prior Mask on Electrical Impedance Tomography Image Reconstructions by Chen, Rongqing, Krueger-Ziolek, Sabine, Battistel, Alberto, Rupitsch, Stefan J, Moeller, Knut

“…Electrical Impedance Tomography (EIT) is a low-cost imaging method which reconstructs two-dimensional cross-sectional images, visualising the impedance change…”
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Structural priors represented by discrete cosine transform improve EIT functional imaging by Chen, Rongqing, Krueger-Ziolek, Sabine, Lovas, András, Benyó, Balázs, Rupitsch, Stefan J, Moeller, Knut

“…Structural prior information can improve electrical impedance tomography (EIT) reconstruction. In this contribution, we introduce a discrete cosine…”
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Simultaneous Power Feedback and Maximum Efficiency Point Tracking for Miniaturized RF Wireless Power Transfer Systems by Stoecklin, Sebastian, Yousaf, Adnan, Gidion, Gunnar, Reindl, Leonhard, Rupitsch, Stefan J

“…Near-field interfaces with miniaturized coil systems and low output power levels, such as applied in biomedical sensor systems, can suffer from severe…”
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Classification of Sonar Targets in Air: A Neural Network Approach by Kroh, Patrick K, Simon, Ralph, Rupitsch, Stefan J

“…Ultrasonic sonar sensors are commonly used for contactless distance measurements in application areas such as automotive and mobile robotics. They can also be…”
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Behavioral Modeling of DC/DC Converters in Self-Powered Sensor Systems with Modelica by Kokert, Jan, Reindl, Leonhard M., Rupitsch, Stefan J.

“…DC/DC converters are the essential component of power management in applications such as self-powered systems. Their simulation plays an important role in the…”
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Estimation of Leaf Area Index with a Multi-Channel Spectral Micro-Sensor for Wireless Sensing Networks by Comella, Laura Maria, Bregler, Florian, Hager, Eiko, Anys, Markus, Klueppel, Johannes, Rupitsch, Stefan J., Werner, Christiane, Woias, Peter

“…The leaf area index (LAI) is a key parameter in the context of monitoring the development of tree crowns and plants in general. As parameters such as carbon…”
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Numerical and Experimental Investigation of Wire Cloth Heat Exchanger for Latent Heat Storages by Gamisch, Sebastian, Gschwander, Stefan, Rupitsch, Stefan J.

“…Latent thermal energy storages (LTES) offer a high storage density within a narrow temperature range. Due to the typically low thermal conductivity of the…”
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Characterisation and Quantification of Upper Body Surface Motions for Tidal Volume Determination in Lung-Healthy Individuals by Laufer, Bernhard, Hoeflinger, Fabian, Docherty, Paul D, Jalal, Nour Aldeen, Krueger-Ziolek, Sabine, Rupitsch, Stefan J, Reindl, Leonhard, Moeller, Knut

“…Measurement of accurate tidal volumes based on respiration-induced surface movements of the upper body would be valuable in clinical and sports monitoring…”
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Inline Characterization of Ultrathin Amorphous Silicon Stacks in Silicon Heterojunction Solar Cell Precursors With Differential Reflectance Spectroscopy by Kumar, Saravana, Vahlman, Henri, Al-Hajjawi, Saed, Diestel, Christian, Haunschild, Jonas, Rupitsch, Stefan J., Rein, Stefan

“…In this article, we present a characterization technique for thin-film layers on textured surfaces with random pyramids using reflectance spectroscopy and an…”
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Sensor Selection for Tidal Volume Determination via Linear Regression—Impact of Lasso versus Ridge Regression by Laufer, Bernhard, Docherty, Paul D., Murray, Rua, Krueger-Ziolek, Sabine, Jalal, Nour Aldeen, Hoeflinger, Fabian, Rupitsch, Stefan J., Reindl, Leonhard, Moeller, Knut

“…The measurement of respiratory volume based on upper body movements by means of a smart shirt is increasingly requested in medical applications. This research…”
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Implementation and Validation of a Two-Stage Energy Extraction Circuit for a Self Sustained Asset-Tracking System by Dorsch, Philipp, Bartsch, Toni, Hubert, Florian, Milosiu, Heinrich, Rupitsch, Stefan J

“…We present a two-stage energy extraction circuit for a piezoelectric energy harvester, powering an asset-tracking system. Exploiting accelerations generated by…”
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Comparison of Transmission Measurement Methods of Elastic Waves in Phononic Band Gap Materials by Wormser, Maximilian, Kiefer, Daniel A, Rupitsch, Stefan J, Körner, Carolin

“…Periodic cellular structures can exhibit metamaterial properties, such as phononic band gaps. In order to detect these frequency bands of strong wave…”
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Detection of spontaneous breathing during an apnea test in a patient with suspected brain death using electrical impedance tomography: a case report by Chen, Rongqing, Lovas, András, Bakos, Péter, Molnár, Tamás, Hawchar, Fatime, Benyó, Balázs, Zhao, Zhanqi, Chase, J Geoffrey, Rupitsch, Stefan J, Moeller, Knut

“…The apnea test (AT) is a crucial procedure in determining brain death (BD), with detection of spontaneous breathing efforts serving as a key criterion…”
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Advances in Real-Time 3D Reconstruction for Medical Endoscopy by Richter, Alexander, Steinmann, Till, Rosenthal, Jean-Claude, Rupitsch, Stefan J

“…This contribution is intended to provide researchers with a comprehensive overview of the current state-of-the-art concerning real-time 3D reconstruction…”
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Reference Electrode Types for Zero‐Gap CO2 Electrolyzers: Benefits and Limitations by Bohn, Luca, Kieninger, Jochen, Rupitsch, Stefan J., Klose, Carolin, Vierrath, Severin, Disch, Joey

“…Integrated reference electrodes allow to deconvolute voltage contributions of anode and cathode and contribute to a better understanding of CO2 electrolyzers…”
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Remote Photoacoustic Sensing Using Single Speckle Analysis by an Ultra-Fast Four Quadrant Photo-Detector by Lengenfelder, Benjamin, Hohmann, Martin, Späth, Moritz, Scherbaum, Daniel, Weiß, Manuel, Rupitsch, Stefan J, Schmidt, Michael, Zalevsky, Zeev, Klämpfl, Florian

“…The need for tissue contact makes photoacoustic imaging not applicable for special medical applications like wound imaging, endoscopy, or laser surgery. An…”
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