Alexander Koelpin
Orcid: 0000-0002-9071-5661
According to our database1,
Alexander Koelpin
authored at least 105 papers
between 2008 and 2024.
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Bibliography
2024
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2024
2023
Non-Invasive Determination of the Mass Flow Rate for Particulate Solids Using Microwaves.
Sensors, December, 2023
Sensor Fusion for the Robust Detection of Facial Regions of Neonates Using Neural Networks.
Sensors, 2023
A novel method for determining the degree of hydrogen loading of LOHC using cavity based permittivity measurements.
Proceedings of the 2023 IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2023
Theoretical Limits and Interpolation based Improvements of a Correlation Based True-Speed-Over-Ground Estimation.
Proceedings of the 2023 IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2023
Proceedings of the IEEE Radio and Wireless Symposium, 2023
Long-Distance Heart Sound Detection using 122 GHz CW Radar with 3D Printed High-Gain Antennas.
Proceedings of the IEEE Radio and Wireless Symposium, 2023
2022
IEEE Trans. Instrum. Meas., 2022
Influence of Self-Interference in a Radar System for a Correlation Based True-Speed-Over-Ground Estimation Approach.
Proceedings of the 2022 IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2022
Experimental analysis of frequency inverter noise on single pair Ethernet communication.
Proceedings of the 18th IEEE International Conference on Factory Communication Systems, 2022
Measurement setup for industrial communication techniques under electromagnetic interference.
Proceedings of the IEEE Sensors Applications Symposium, 2022
A Lightweight Robust Approach for Automatic Heart Murmurs and Clinical Outcomes Classification from Phonocardiogram Recordings.
Proceedings of the Computing in Cardiology, 2022
Influence of Sensor Position and Body Movements on Radar-Based Heart Rate Monitoring.
Proceedings of the IEEE-EMBS International Conference on Biomedical and Health Informatics, 2022
2021
Miniaturized Hybrid Frequency Reader for Contactless Measurement Scenarios Using Resonant Surface Acoustic Wave Sensors.
Sensors, 2021
Automated Non-Contact Respiratory Rate Monitoring of Neonates Based on Synchronous Evaluation of a 3D Time-of-Flight Camera and a Microwave Interferometric Radar Sensor.
Sensors, 2021
Low-Cost Six-Port for High-Volume Frequency Measurement Systems in the 2.4 GHz ISM-Band.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2021
Proceedings of the IEEE International Symposium on Power Line Communications and its Applications, 2021
Multibeam antenna array and software switching for low-complexity low-cost GNSS beamforming.
Proceedings of the 11th International Conference on Localization and GNSS, 2021
2020
Automatic Signal Quality Index Determination of Radar-Recorded Heart Sound Signals Using Ensemble Classification.
IEEE Trans. Biomed. Eng., 2020
Continuous In-Bed Monitoring of Vital Signs Using a Multi Radar Setup for Freely Moving Patients.
Sensors, 2020
Universal low-cost Transmitarray Antenna Design at 61 GHz for Beam Steering with different Feed Antennas.
Proceedings of the 24th International ITG Workshop on Smart Antennas, 2020
On the Impact of System Nonlinearities in Continuous-Wave Radar Systems for Vital Parameter Sensing.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2020
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2020
An Ultra Broadband Multi-Tone Six-Port Radar for Distance Measurements in K-Band Waveguides.
Proceedings of the 2020 IEEE Radio and Wireless Symposium, 2020
Proceedings of the 2020 IEEE Radio and Wireless Symposium, 2020
Proceedings of the 2020 IEEE Radio and Wireless Symposium, 2020
Automatic non-contact monitoring of the respiratory rate of neonates using a structured light camera.
Proceedings of the 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 2020
2019
A Clinically Evaluated Interferometric Continuous-Wave Radar System for the Contactless Measurement of Human Vital Parameters.
Sensors, 2019
Compressed Sensing Based Near-Field Radar Target Imaging and Localization Employing Normalized Iterative Hard Thresholding.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2019
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2019
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2019
Synchronization Approaches and Improvements for a Low-Complexity Power Line Communication System.
Proceedings of the 2019 IEEE International Conference on Communications, 2019
Design of a Rotary Coupler for Data Transmission on Fast Rotating Mechanical Shafts and Roboter Arms.
Proceedings of the IEEE Radio and Wireless Symposium, 2019
Proceedings of the IEEE Radio and Wireless Symposium, 2019
Proceedings of the IEEE Radio and Wireless Symposium, 2019
Proceedings of the IEEE Radio and Wireless Symposium, 2019
Measurements for Onboard Communication in a High-Speed Train up to 330 km/h for Selected Scenarios at 2.45 GHz.
Proceedings of the IEEE Radio and Wireless Symposium, 2019
Proceedings of the IEEE Radio and Wireless Symposium, 2019
Bursting: Increasing Energy Efficiency of Erasure-Coded Data in Animal-Borne Sensor Networks.
Proceedings of the 2019 International Conference on Embedded Wireless Systems and Networks, 2019
Segmentation of Radar-Recorded Heart Sound Signals Using Bidirectional LSTM Networks.
Proceedings of the 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2019
Proceedings of the 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2019
Proceedings of the 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2019
Proceedings of the 46th Computing in Cardiology, 2019
2018
Ultra-low-power sensor node with wake-up-functionality for smart-sensor-applications.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2018
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2018
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2018
A contactless system for continuous vital sign monitoring in palliative and intensive care.
Proceedings of the 2018 Annual IEEE International Systems Conference, 2018
Microstrip-to-waveguide transition in planar form using a substrate integrated waveguide.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018
Fully integrated remote radio head and improved data transmission for inductive power transfer systems.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018
Design and characterization of antenna arrays in eWLB package for 61 GHz radar applications.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018
Proceedings of the IEEE International Instrumentation and Measurement Technology Conference, 2018
Detecting Respiratory Effort-Related Arousals in Polysomnographic Data Using LSTM Networks.
Proceedings of the Computing in Cardiology, 2018
2017
High-Speed Resonant Surface Acoustic Wave Instrumentation Based on Instantaneous Frequency Measurement.
IEEE Trans. Instrum. Meas., 2017
Robust Resource Allocation for MIMO Wireless Powered Communication Networks Based on a Non-Linear EH Model.
IEEE Trans. Commun., 2017
Segmental polynomial approximation based phase error correction for precise near field displacement measurements using Six-Port microwave interferometers.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2017
RSSI-based localization with minimal infrastructure using multivariate statistic techniques.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2017
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2017
SDR implementation of an adaptive low-latency IEEE 802.11p transmitter system for real-time wireless applications.
Proceedings of the 2017 IEEE Radio and Wireless Symposium, 2017
Proceedings of the 2017 IEEE Radio and Wireless Symposium, 2017
Proceedings of the IEEE International Symposium on Circuits and Systems, 2017
2016
Sensors, 2016
Pulse plated silver metallization on porosified LTCC substrates for high frequency applications.
Microelectron. Reliab., 2016
IEEE Commun. Mag., 2016
Instantaneous heartbeat detection using a cross-correlation based template matching for continuous wave radar systems.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2016
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2016
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2016
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2016
Substrate integrated waveguide fed antenna for 61 GHz ultra-short-range interferometric radar systems.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2016
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2016
Low-weight wireless sensor node for animal encounter detection and dual-band localization.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2016
Proceedings of the 17th IEEE International Workshop on Signal Processing Advances in Wireless Communications, 2016
Proceedings of the 2016 IEEE SENSORS, Orlando, FL, USA, October 30 - November 3, 2016, 2016
Precise and fast frequency determination of resonant SAW sensors by a low-cost Six-Port interferometer.
Proceedings of the IEEE International Instrumentation and Measurement Technology Conference, 2016
2015
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2015
Combined localization and data transmission in energy-constrained wireless sensor networks.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2015
Diode detector design for 61 GHz substrate integrated waveguide Six-Port radar systems.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2015
100 GHz reflectometer for sensitivity analysis of MEMS sensors comprising an intermediate frequency Six-port receiver.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2015
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2015
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2015
Proceedings of the 2015 IEEE Radio and Wireless Symposium, 2015
Intelligent signal processing routine for instantaneous heart rate detection using a Six-Port microwave interferometer.
Proceedings of the 2015 International Symposium on Intelligent Signal Processing and Communication Systems, 2015
Proceedings of the 2015 IEEE International Conference on Communications, 2015
2014
J. Electr. Comput. Eng., 2014
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2014
System and signal design for an energy-efficient multi-frequency localization system.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2014
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2014
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2014
Numerical investigations on the quasi-stationary response of antennas to wideband LFMCW excitation.
Proceedings of the 22nd European Signal Processing Conference, 2014
2013
J. Electr. Comput. Eng., 2013
A high performance line filter for narrowband power line communication testbed applications.
Proceedings of the IEEE Fourth International Conference on Smart Grid Communications, 2013
Design of a robust and low-cost monocone antenna element for use in vehicle roof-mounted antenna arrays.
Proceedings of the 2013 IEEE Radio and Wireless Symposium, 2013
A Review and Comparative Study of On- and Off-Body Performance of Platform-Tolerant UHF RFID Tag Antennas.
Proceedings of the 8th International Conference on Body Area Networks, 2013
2012
IEEE J. Solid State Circuits, 2012
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2012
A 77 GHz direction of arrival detector system with SiGe integrated six-port receiver.
Proceedings of the 2012 IEEE Radio and Wireless Symposium, 2012
An area-efficient 130 nm CMOS baseband processing unit for 24 GHz FMCW radar positioning.
Proceedings of the International Symposium on Signals, Systems, and Electronics, 2012
Filter design aspects in analog receiver front-ends for frequency scanning applications.
Proceedings of the International Symposium on Signals, Systems, and Electronics, 2012
Proceedings of the International Multi-Conference on Systems, Signals & Devices, 2012
Design and implementation of a fixed-point radix-4 FFT optimized for local positioning in wireless sensor networks.
Proceedings of the International Multi-Conference on Systems, Signals & Devices, 2012
Signal processing strategies for six-port based Direction of Arrival detector systems.
Proceedings of the International Multi-Conference on Systems, Signals & Devices, 2012
2008
IEEE Trans. Circuits Syst. II Express Briefs, 2008