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engineering, electrical & electronic (30) 30
sensors (23) 23
surface acoustic waves (23) 23
receivers (22) 22
acoustics (18) 18
instruments & instrumentation (15) 15
wireless sensor networks (15) 15
analysis (12) 12
delay lines (12) 12
temperature measurement (11) 11
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localization (10) 10
physics, applied (10) 10
antennas (9) 9
chemical technology (9) 9
kalman filters (9) 9
radar (9) 9
surface acoustic wave devices (9) 9
ultrasound (9) 9
acoustic waves (8) 8
chirp (8) 8
tdoa (8) 8
transceivers (8) 8
ultrasonic imaging (8) 8
accelerometers (7) 7
algorithms (7) 7
article (7) 7
chemistry, analytical (7) 7
communication (7) 7
demodulation (7) 7
devices (7) 7
frequency measurement (7) 7
radio frequency (7) 7
radio frequency identification (7) 7
testing (7) 7
transducers (7) 7
wake-up receiver (7) 7
accuracy (6) 6
acoustic measurements (6) 6
acoustic sensors (6) 6
buildings (6) 6
electrochemistry (6) 6
impedance matching (6) 6
index medicus (6) 6
indoor localization (6) 6
inertial measurement unit (6) 6
materials science, multidisciplinary (6) 6
mathematical model (6) 6
microcontrollers (6) 6
optimization (6) 6
sensor systems (6) 6
wireless communication (6) 6
acceleration (5) 5
antenna measurements (5) 5
computer simulation (5) 5
dispersion (5) 5
energy & fuels (5) 5
frequency (5) 5
frequency modulation (5) 5
gyroscopes (5) 5
innovations (5) 5
methods (5) 5
photovoltaic cells (5) 5
physics (5) 5
position (5) 5
resonant frequency (5) 5
resonators (5) 5
rfid (5) 5
robustness (5) 5
saw (5) 5
signal processing (5) 5
switches (5) 5
tracking (5) 5
wireless sensor network (5) 5
àrees temàtiques de la upc (5) 5
batteries (4) 4
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collapsed buildings (4) 4
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enginyeria de la telecomunicació (4) 4
enginyeria de la telecomunicació::telemàtica i xarxes d'ordinadors [àrees temàtiques de la upc] (4) 4
equations (4) 4
imu (4) 4
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measuring (4) 4
mobile communication (4) 4
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1. Full Text Wake-Up receiver with Equal-Gain antenna diversity
by Kumberg, Timo and Tannhaeuser, Robert and Reindl, Leonhard M
Sensors (Switzerland), ISSN 1424-8220, 09/2017, Volume 17, Issue 9, p. 1961
Small scale fading signals resulting from multipath propagation can cause signal strength variations in the range of several dB. Resulting from the fluctuating... 
Wireless sensor network | Antenna diversity | Wake-up packet | Wake-up receiver | Small-scale fading | Wireless sensor node | ELECTROCHEMISTRY | CHEMISTRY, ANALYTICAL | INSTRUMENTS & INSTRUMENTATION | wake-up packet | antenna diversity | wireless sensor network | wake-up receiver | wireless sensor node | small-scale fading | Power consumption | Antennas | Receivers & amplifiers | Signal strength | Demodulation
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2. Full Text Medlay: A reconfigurable micro-power management to investigate self-powered systems
by Kokert, Jan and Beckedahl, Tobias and Reindl, Leonhard M
Sensors (Switzerland), ISSN 1424-8220, 01/2018, Volume 18, Issue 1, p. 259
In self-powered microsystems, a power management is essential to extract, transfer and regulate power from energy harvesting sources to loads such as sensors.... 
Energy harvesting | Power management | Smart sensors | System analysis and design | BATTERY | ELECTROCHEMISTRY | CHEMISTRY, ANALYTICAL | STORAGE-SYSTEM | INSTRUMENTS & INSTRUMENTATION | WIRELESS | OPTIMIZATION | Energy conversion | Switches | Converters | Voltage converters (DC to DC) | Energy management
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3. Full Text Propagation of Millimeter Waves in Composite Materials
by Meier, Dominik and Zech, Christian and Baumann, Benjamin and Gashi, Bersant and Schlechtweg, Michael and Kuhn, Jutta and Rosch, Markus and Reindl, Leonhard M
IEEE Transactions on Antennas and Propagation, ISSN 0018-926X, 11/2019, pp. 1 - 1
Composite materials have become indispensable in a wide variety of technical fields, where they are viewed as the key technological component. Due to their... 
millimeter wave radar | coupled mode analysis | electromagnetic modeling | millimeter wave propagation | Composite materials
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4. Full Text Exploiting Acoustic Echoes for Smartphone Localization and Microphone Self-Calibration
by Bordoy, Joan and Schindelhauer, Christian and Hoflinger, Fabian and Reindl, Leonhard M
IEEE Transactions on Instrumentation and Measurement, ISSN 0018-9456, 5/2019, pp. 1 - 1
We present a novel approach for locating a smartphone in mixed non-line-of-sight (NLOS) and line-of-sight (LOS) environments when the positions of the sensor... 
Chirp | Tracking | Estimation | Receivers | Acoustic measurements | Acoustics | Microphones
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5. Full Text Millimeter-Wave Tomographic Imaging of Composite Materials Based on Phase Evaluation
by Meier, Dominik and Schwarze, Thomas and Link, Torsten and Zech, Christian and Baumann, Benjamin and Schlechtweg, Michael and Kuhn, Jutta and Rosch, Markus and Reindl, Leonhard M
IEEE Transactions on Microwave Theory and Techniques, ISSN 0018-9480, 10/2019, Volume 67, Issue 10, pp. 4055 - 4068
A novel data processing algorithm for the generation of tomographic images of composite materials, based on measurements acquired via frequency-modulated... 
nondestructive testing | Composite materials | Tomography | Millimeter wave radar | Stability analysis | Wind turbines | Resins | fiber reinforced plastics | PERMITTIVITY | SIGNAL | RADAR | NONDESTRUCTIVE EVALUATION | THERMOGRAPHY | ENGINEERING, ELECTRICAL & ELECTRONIC
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6. Full Text Inertial Sensor-Based Respiration Analysis
by Karacocuk, Gurkan and Hoflinger, Fabian and Zhang, Rui and Reindl, Leonhard M and Laufer, Bernhard and Moller, Knut and Roell, Mareike and Zdzieblik, Denise
IEEE Transactions on Instrumentation and Measurement, ISSN 0018-9456, 11/2019, Volume 68, Issue 11, pp. 4268 - 4275
In this paper, we propose a system that is capable of detecting the breath rate of an athlete. Furthermore, we investigate equivalences with the tidal volume... 
Accelerometers | wearable device | inertial sensor | respiration rate | Accelerometer | Sensors | Gyroscopes | Biomedical monitoring | Monitoring | Plethysmography | Sports | gyroscope | STANDARDIZATION | OPTOELECTRONIC PLETHYSMOGRAPHY | ENGINEERING, ELECTRICAL & ELECTRONIC | CHEST-WALL | INSTRUMENTS & INSTRUMENTATION | MOTION
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7. Full Text Autoregressive Modeling of Mobile Radio Propagation Channel in Building Ruins
by Ling Chen and Loschonsky, M and Reindl, L. M
IEEE Transactions on Microwave Theory and Techniques, ISSN 0018-9480, 05/2012, Volume 60, Issue 5, pp. 1478 - 1489
This paper addresses an autoregressive (AR) spectral estimation technique adapted for modeling of radio propagation channel in collapsed buildings and urban... 
Antenna measurements | Adaptation models | channel modeling | Buildings | Autoregressive (AR) spectral estimation | collapsed buildings | Data models | multipath channels | Frequency measurement | Broadband antennas | cellular systems | Delay | ORDER | SPECTRAL-ANALYSIS | MULTIPATH PROPAGATION | STATISTICAL-MODEL | ENGINEERING, ELECTRICAL & ELECTRONIC | Fading channels | Measurement | Usage | Frequency modulation | Polarization (Electricity) | Mobile communication systems | Wireless communication systems | Analysis | Transfer functions | Innovations | Fourier transformations | Methods | Studies | Mean square errors | Regression analysis | Polarization | Computer simulation | Mathematical models | Radio | Frequency domains | Antennas | Channels
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8. Full Text Review on SAW RFID tags
by Plessky, V and Reindl, L
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, ISSN 0885-3010, 03/2010, Volume 57, Issue 3, pp. 654 - 668
SAW tags were invented more than 30 years ago, but only today are the conditions united for mass application of this technology. The devices in the 2.4-GHz ISM... 
Laser radar | Databases | Surface acoustic waves | Lithography | Robustness | Encoding | Internet | Optical sensors | RFID tags | Optical devices | ACOUSTICS | DELAY-LINE | SENSORS | ENGINEERING, ELECTRICAL & ELECTRONIC | Radio frequency identification (RFID) | Acoustic surface waves | Usage | Analysis | Ultra wideband technology | Meters | Design engineering | Sensors | Devices | Readers | Tags
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9. Full Text Mehrträger-Ultraschall-Kommunikation für die Innenraum-Lokalisierung
by Ens, Alexander and Reindl, Leonhard M
Technisches Messen, ISSN 0171-8096, 03/2015, Volume 82, Issue 3, pp. 117 - 126
localization | Orthogonal Frequency-Division-Multiplexing (OFDM) | communication | Ultrasound | Time Difference of Arrival (TDOA)
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10. Full Text Mehrträger-Ultraschall-Kommunikation für die Innenraum-Lokalisierung
by Ens, Alexander and Reindl, Leonhard M
tm - Technisches Messen, ISSN 0171-8096, 03/2015, Volume 82, Issue 3, pp. 117 - 126
Unsynchronisierte Ultraschall-Lokalisierungssysteme ermöglichen dezentrale Positionsbestimmungen, unabhängig von Steuerleitungen oder -signalen. Somit benötigt... 
localization | Ultraschall | Time Difference of Arrival (TDOA) | Orthogonal Frequency-Division-Multiplexing (OFDM) | Lokalisierung | communication | Ultrasound | Kommunikation
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11. Full Text Mehrträger-Ultraschall-Kommunikation für die Innenraum-Lokalisierung
by Ens, Alexander and Reindl, Leonhard M
tm - Technisches Messen, ISSN 0171-8096, 01/2015, Volume 82, Issue 3
ZusammenfassungUnsynchronisierte Ultraschall-Lokalisierungssysteme ermöglichen dezentrale Positionsbestimmungen, unabhängig von Steuerleitungen oder -signalen.... 
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12. High-Resolution, Far-Field, and Passive Temperature Sensing up to 700 degree C Using an Isolated ZST Microwave Dielectric Resonator
by Boccard, Jean-Michel and Aftab, Taimur and Hoppe, Joachim and Yousaf, Adnan and Hutter, Rudiger and Reindl, Leonhard M
IEEE Sensors Journal, ISSN 1530-437X, 02/2016, Volume 16, Issue 3, pp. 715 - 722
This paper presents a high-resolution, wireless and passive temperature measurement system up to 700 degree C. The sensor is based on a metallization-free... 
Aircraft components | Tracking | Sensors | Dielectrics | Detection | Resonators | Microwaves | Readers
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13. Full Text Accurate characterization of SiO 2 thin films using surface acoustic waves
by Knapp, Matthias and Lomonosov, Alexey M and Warkentin, Paul and Jager, Philipp M and Ruile, Werner and Kirschner, Hans-Peter and Honal, Matthias and Bleyl, Ingo and Mayer, Andreas P and Reindl, Leonhard M
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, ISSN 0885-3010, 04/2015, Volume 62, Issue 4, pp. 736 - 743
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14. Accurate characterization of SiO sub(2) thin films using surface acoustic waves
by Knapp, Matthias and Lomonosov, Alexey M and Warkentin, Paul and Jager, Philipp M and Ruile, Werner and Kirschner, Hans-Peter and Honal, Matthias and Bleyl, Ingo and Mayer, Andreas P and Reindl, Leonhard M
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, ISSN 0885-3010, 04/2015, Volume 62, Issue 4, pp. 736 - 743
We have investigated the acoustic properties of silicon dioxide thin films. Therefore, we determined the phase velocity dispersion of LiNbO3 substrate covered... 
Thin films | Phase velocity | Fittings | Accuracy | Physical vapor deposition | Dispersions | Ultrasonic testing | Density | Silicon dioxide
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15. Full Text Erratum to: Thermoelectric Energy Harvesting from Transient Ambient Temperature Gradients
by Moser, André and Moser, André and Erd, Metin and Erd, Metin and Kostic, Milos and Kostic, Milos and Cobry, Keith and Cobry, Keith and Kroener, Michael and Kroener, Michael and Reindl, Leonhard M and Reindl, Leonhard M and Woias, Peter and Woias, Peter
Journal of Electronic Materials, ISSN 0361-5235, 3/2013, Volume 42, Issue 3, pp. 596 - 596
Solid State Physics | Optical and Electronic Materials | Electronics and Microelectronics, Instrumentation | Characterization and Evaluation of Materials | Material Science
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16. Full Text Strain transfer analysis of integrated surface acoustic wave sensors
by Hempel, Jochen and Anees, Sohaib and Zukowski, Elena and Berndt, Michael and Wilde, Jurgen and Reindl, Leonhard M
Journal of Electronic Packaging, Transactions of the ASME, ISSN 1043-7398, 12/2014, Volume 136, Issue 4
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17. Full Text Strain transfer analysis of integrated surface acoustic wave sensors
by Hempel, Jochen and Anees, Sohaib and Zukowski, Elena and Berndt, Michael and Wilde, Jürgen and Reindl, Leonhard M
Journal of Electronic Packaging, Transactions of the ASME, ISSN 1043-7398, 12/2014, Volume 136, Issue 4
This paper presents a strain transfer investigation for Surface Acoustic Wave ( SAW) strain sensors. For evaluation, a SAW strain sensor is assembled with a... 
SENSITIVITY | QUARTZ | ENGINEERING, MECHANICAL | ENGINEERING, ELECTRICAL & ELECTRONIC | Mechanical properties | Stress analysis (Engineering) | Sensors | Methods | Testing
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18. Full Text A Wireless Micro Inertial Measurement Unit (IMU)
by Hoflinger, Fabian and Muller, Jorg and Rui Zhang and Reindl, Leonhard M and Burgard, Wolfram
IEEE Transactions on Instrumentation and Measurement, ISSN 0018-9456, 09/2013, Volume 62, Issue 9, pp. 2583 - 2595
In this paper, we present a wireless micro inertial measurement unit (IMU) with the smallest volume and weight requirements available at the moment. With a... 
Temperature sensors | Accelerometers | Temperature measurement | Wireless communication | Wireless sensor networks | inertial measurement unit (IMU) | Indoor localization system | Robot sensing systems | Gyroscopes | wireless sensor | DESIGN | INSTRUMENTS & INSTRUMENTATION | FABRICATION | NAVIGATION | ENGINEERING, ELECTRICAL & ELECTRONIC | Magnetometer | Usage | Kalman filtering | Design and construction | Mathematical optimization
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19. Full Text Erratum: Thermoelectric Energy Harvesting from Transient Ambient Temperature Gradients(Journal of Electronic Materials (2012) 41:6 DOI: 10.1007/s11664-011-1894-4)
by Moser, André and Erd, Metin and Kostic, Milos and Cobry, Keith and Kroener, Michael and Reindl, Leonhard M and Woias, Peter
Journal of Electronic Materials, ISSN 0361-5235, 2013, Volume 42, Issue 3, p. 596
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20. Full Text Adaptive Zero Velocity Update Based on Velocity Classification for Pedestrian Tracking
by Rui Zhang and Hai Yang and Hoflinger, Fabian and Reindl, Leonhard M
IEEE Sensors Journal, ISSN 1530-437X, 04/2017, Volume 17, Issue 7, pp. 2137 - 2145
Due to the drift of low-cost micro-electro-mechanical systems sensors and recursive computation, pedestrian tracking based on foot-mounted inertial sensors... 
Legged locomotion | Micromechanical devices | Accelerometers | localization | inertial measurement unit (IMU) | Tracking | Sensors | movement classification | Acceleration | Zero velocity update (ZUPT) | Foot | tracking | SYSTEM | INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | NAVIGATION | ENGINEERING, ELECTRICAL & ELECTRONIC | Inertial sensing devices
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