Micro-Motion Feature Extraction of a Rotating Target Based on Interrupted Transmitting and Receiving Pulse Signal in an Anechoic Chamber
Abstract
:1. Introduction
2. Characteristics of Interrupted Transmitting and Receiving Echo
2.1. Principle of ITR
2.2. Property of ITR Echo
3. Micro-Motion Feature Extraction of the Rotating Target
3.1. The Micro-Doppler of the Rotating Target
3.2. Procedure of the Micro-Doppler Extraction with ITR
4. Simulation and Experiment Results
4.1. Simulation Results of Rotating Target Micro-Doppler Extraction
4.2. Experiment Results in Anechoic Chamber
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Parameter | Value | Parameter | Value |
---|---|---|---|
Pulse width Tp | 12 μs | Bandwidth B | 500 MHz |
PRF | 1.67 kHz | ITR period Ts | 0.6 μs |
Wave length λ | 0.03 m | ITR pulse width τ | 0.2 μs |
Parameter | Value | Parameter | Value |
---|---|---|---|
Pulse width | 12 μs | bandwidth | 10 MHz 300 MHz |
PRF | 1 kHz | ITR period | 0.4 μs |
Wave length | 0.03 m (10 GHz) | ITR pulse width | 0.1 μs |
Target range | 15.5 m | rotation radius | 0.38 m |
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Zhao, F.; Liu, X.; Xu, Z.; Liu, Y.; Ai, X. Micro-Motion Feature Extraction of a Rotating Target Based on Interrupted Transmitting and Receiving Pulse Signal in an Anechoic Chamber. Electronics 2019, 8, 1028. https://doi.org/10.3390/electronics8091028
Zhao F, Liu X, Xu Z, Liu Y, Ai X. Micro-Motion Feature Extraction of a Rotating Target Based on Interrupted Transmitting and Receiving Pulse Signal in an Anechoic Chamber. Electronics. 2019; 8(9):1028. https://doi.org/10.3390/electronics8091028
Chicago/Turabian StyleZhao, Feng, Xiaobin Liu, Zhiming Xu, Yuan Liu, and Xiaofeng Ai. 2019. "Micro-Motion Feature Extraction of a Rotating Target Based on Interrupted Transmitting and Receiving Pulse Signal in an Anechoic Chamber" Electronics 8, no. 9: 1028. https://doi.org/10.3390/electronics8091028
APA StyleZhao, F., Liu, X., Xu, Z., Liu, Y., & Ai, X. (2019). Micro-Motion Feature Extraction of a Rotating Target Based on Interrupted Transmitting and Receiving Pulse Signal in an Anechoic Chamber. Electronics, 8(9), 1028. https://doi.org/10.3390/electronics8091028