Abstract
In this paper, the second-order stochastic resonance (SR) system with Levy noise is analyzed, and the improved numerical method is proposed to obtain the output signal sequence after the SR system. Then the matched stochastic resonance (MSR) system is investigated and derived to produce a stable SR phenomenon in Levy noise circumstance. The matched performance is then evaluated which reflected the efficiency for arbitrary frequencies. And it seems achieve a better enhancing performance in the very low frequency band (0.01-100Hz), which is considered as the ship seismic signal. Moreover, the simulation results of the frequency detection verify the effectiveness of the MSR system. It is extremely helpful to detect the underwater very low frequency (VLF) weak signal under the strong background noise of the complex marine environment.
| Original language | English |
|---|---|
| Title of host publication | 2017 IEEE International Conference on Signal Processing, Communications and Computing, ICSPCC 2017 |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 1-5 |
| Number of pages | 5 |
| ISBN (Electronic) | 9781538631409 |
| DOIs | |
| State | Published - 29 Dec 2017 |
| Event | 7th IEEE International Conference on Signal Processing, Communications and Computing, ICSPCC 2017 - Xiamen, Fujian, China Duration: 22 Oct 2017 → 25 Oct 2017 |
Publication series
| Name | 2017 IEEE International Conference on Signal Processing, Communications and Computing, ICSPCC 2017 |
|---|---|
| Volume | 2017-January |
Conference
| Conference | 7th IEEE International Conference on Signal Processing, Communications and Computing, ICSPCC 2017 |
|---|---|
| Country/Territory | China |
| City | Xiamen, Fujian |
| Period | 22/10/17 → 25/10/17 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 14 Life Below Water
Keywords
- Levy noise
- stochastic resonance
- underwater weak signal
- very low frequency
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