Abstract
This paper presents a 24 GHz FMCW radar system for detection of movement and respiration using change in the statistical properties of the received radar signal, both amplitude and phase. We present the hardware and software segments of the radar system as well as algorithms with measurement results for two distinct use-cases: 1. FMCW radar as a respiration monitor and 2. a dual-use of the same radar system for smart lighting and intrusion detection. By using change in statistical properties of the signal for detection, several system parameters can be relaxed, including, for example, pulse repetition rate, power consumption, computational load, processor speed, and memory space. We will also demonstrate, that the capability to switch between received signal strength and phase difference enables dual-use cases with one requiring extreme sensitivity to movement and the other robustness against small sources of interference.
Original language | English |
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Title of host publication | 2016 Global Symposium on Millimeter Waves, GSMM 2016 and ESA Workshop on Millimetre-Wave Technology and Applications |
Publisher | IEEE Institute of Electrical and Electronic Engineers |
Pages | 1-4 |
ISBN (Electronic) | 978-1-5090-1348-7 |
DOIs | |
Publication status | Published - 30 Jun 2016 |
MoE publication type | A4 Article in a conference publication |
Event | 2016 Global Symposium on Millimeter Waves, GSMM 2016 and ESA Workshop on Millimetre-Wave Technology and Applications - Aalto University, Espoo, Finland Duration: 6 Jun 2016 → 8 Jun 2016 |
Conference
Conference | 2016 Global Symposium on Millimeter Waves, GSMM 2016 and ESA Workshop on Millimetre-Wave Technology and Applications |
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Abbreviated title | GSMM 2016 |
Country/Territory | Finland |
City | Espoo |
Period | 6/06/16 → 8/06/16 |
Other | The main theme of the joint conference is MILLIMETER-WAVE AND TERAHERTZ SENSING AND COMMUNICATIONS. It covers millimeterwave and THz antennas, circuits, devices, systems and applications. |
Keywords
- FMCW
- intrusion detection
- Radar
- respiration detection
- smart lighting