Acoustic Localization for a Moving Source Based on Cross Array Azimuth
Abstract
:Featured Application
Abstract
1. Introduction
2. Localization Analysis of Single Array
2.1. Localization Algorithm
2.2. Precision Analysis for Localization
2.3. Azimuth Precision
2.4. Range Precision
3. Localization Analysis of Double Arrays
3.1. Localization Principle
3.2. Precision Analysis for Localization
4. Experiments
4.1. Experiment Setting
4.2. Data Length for Correlation
4.3. Time Compensation during Signal Transmission
4.4. Experiment Results
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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No. | Coordinates/m | Time/s | Central Point |
---|---|---|---|
1 | (−23.56, 97.92) | 4.15 | 20,727 |
2 | (−18.33, 97.92) | 8.30 | 41,454 |
3 | (−13.09, 97.92) | 12.45 | 62,181 |
4 | (−7.85, 97.92) | 16.60 | 82,908 |
5 | (−2.62, 97.92) | 20.75 | 103,635 |
6 | (2.62, 97.92) | 24.90 | 124,362 |
7 | (7.85, 97.92) | 29.05 | 145,089 |
8 | (13.09, 97.92) | 33.20 | 165,816 |
9 | (18.33, 97.92) | 37.35 | 186,543 |
10 | (23.56, 97.92) | 41.50 | 207,270 |
Length | Actual Coordinates | Test Coordinates |
---|---|---|
30 | (−23.56, 97.92) | (18.24, 52.31) |
60 | (6.79, 7.34) | |
65 | (−24.36, 92.95) | |
70 | (−24.35, 92.70) | |
100 | (−24.20, 92.80) | |
300 | (−24.07, 92.17) |
No. | Actual Coordinates | Test Coordinates/m | |
---|---|---|---|
A→B | B→A | ||
1 | (−23.56, 97.92) | (−24.01, 92.82) | (−23.65, 98.29) |
2 | (−18.33, 97.92) | (−19.44, 94.33) | (−18.24, 96.86) |
3 | (−13.09, 97.92) | (−14.29, 94.62) | (−15.85, 99.70) |
4 | (−7.85, 97.92) | (−9.75, 98.12) | (−9.55, 98.38) |
5 | (−2.62, 97.92) | (−4.58, 101.67) | (−3.38, 98.15) |
6 | (2.62, 97.92) | (1.33, 98.53) | (2.81, 96.97) |
7 | (7.85, 97.92) | (6.39, 96.68) | (8.70, 97.28) |
8 | (13.09, 97.92) | (11.06, 93.80) | (13.68, 95.85) |
9 | (18.33, 97.92) | (16.61, 95.15) | (19.27, 96.00) |
10 | (23.56, 97.92) | (21.58, 94.49) | (25.04, 95.39) |
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Yin, J.; Xiong, C.; Wang, W. Acoustic Localization for a Moving Source Based on Cross Array Azimuth. Appl. Sci. 2018, 8, 1281. https://doi.org/10.3390/app8081281
Yin J, Xiong C, Wang W. Acoustic Localization for a Moving Source Based on Cross Array Azimuth. Applied Sciences. 2018; 8(8):1281. https://doi.org/10.3390/app8081281
Chicago/Turabian StyleYin, Junhui, Chao Xiong, and Wenjie Wang. 2018. "Acoustic Localization for a Moving Source Based on Cross Array Azimuth" Applied Sciences 8, no. 8: 1281. https://doi.org/10.3390/app8081281