Acknowledgement
(변기훈, 변성훈) 이 논문은 2024년도 정부(방위사업청)의 재원으로 국방기술진흥연구소의 지원을 받아 수행된 연구임(KRIT-CT-23-026, 미래 기술 적응형 통합수중감시 특화연구센터)[90 %]. (김동현) 이 논문은 2023년도 정부(교육부)의 재원으로 한국연구재단의 지원을 받아 수행된 기초연구 사업임(No. RS-2023-00271645)[10 %].
References
- A. B. Baggeroer, W. A. Kuperman, and P. N. Mikhalevsky, "An overview of matched field methods in ocean acoustics," IEEE. J. Oceanic Eng. 18, 401-424 (1993). https://doi.org/10.1109/48.262292
- H. P. Bucker, "Use of calculated sound fields and matched-field detection to locate sound sources in shallowwater," J. Acoust. Soc. Am. 59, 368-373 (1976). https://doi.org/10.1121/1.380872
- M. Park, Y. Choo, J. Choi, and K. Lee, "Reformulation of frequency-difference matched-field processor for high-frequency known-source localization," J. Acoust. Soc. Am. 154, 948-967 (2023). https://doi.org/10.1121/10.0020589
- G. Byun, F. H. Akins, K. L. Gemba, H. C. Song, and W. A. Kuperman, "Multiple constraint matched field processing tolerant to array tilt mismatch," J. Acoust. Soc. Am. 147, 1231-1238 (2020). https://doi.org/10.1121/10.0000784
- J-S. Park, J. Park, S-U. Son, H. Bae, and K. Lee, "Characteristics of source localization with horizontal line array using frequency-difference autoproduct in the East Sea environment" (in Korean), J. Acoust. Soc. Kr. 43, 29-38 (2023).
- S. D. Chuprov, "Interference structure of a sound field in a layered ocean," in Handbook of Acoustics of the Ocean, edited by L. M. Breakhovskikh and I. B. Andreevoi (Nauka, Moscow, 1982).
- G. A. Grachev, "Theory of acoustic field invariants in layered waveguide," J. Acoust. Phys. 39, 67-71 (1993).
- G. L. D'Spain and W. A. Kuperman, "Application of waveguide invariants to analysis of spectrograms from shallow water environments that vary in range and azimuth," J. Acoust. Soc. Am. 106, 2454-2468 (1999). https://doi.org/10.1121/1.428124
- K. A. SOstrand, "Range localization of 10-100 km explosions by means of an endire array and a waveguide invariant," IEEE J. Ocean. Eng. 30, 207-212 (2005). https://doi.org/10.1109/JOE.2004.834598
- G. Byun and H. C. Song, "Adaptive array invariant," J. Acoust. Soc. Am. 103, 925-933 (2020). https://doi.org/10.1121/10.0001768
- F. B. Jensen, W. A. Kuperman, M. B. Porter, and H. Schmidt, Computational Ocean Acoustics (Springer, New York, 2011), Chap. 2.
- G. Byun, H. C. Song, and C. Cho, "Adaptive array invariant in range-dependent environments with variable bathymetry," J. Acoust. Soc. Am. 149, 1363-1370 (2021). https://doi.org/10.1121/10.0003562
- K. L. Cockrell and H. Schmidt, "A modal Wentzel-Kramers-Brillouin approach to calculating the waveguide invariant for non-ideal waveguides," J. Acoust. Soc. Am. 130, 72-83 (2011). https://doi.org/10.1121/1.3592236
- G. Byun and H. C. Song, "The waveguide invariant for a Pekeris waveguide," J. Acoust. Soc. Am. 151, 846-851 (2022). https://doi.org/10.1121/10.0009387
- R. Emmetiere, J. Bonnel, M. Gehant, X. Cristol, and T. Chonavel, "Understanding deep-water striation patterns and predicting the waveguide invariant as a distribution depending on range and depth," J. Acoust. Soc. Am. 143, 3444-3454 (2018). https://doi.org/10.1121/1.5040982
- H. C. Song, C. Cho, W. S. Hodgkiss, S. Nam, S. Kim, and B. Kim, "Underwater sound channel in the northeastern East China Sea," Ocean Eng. 147, 370-374 (2018). https://doi.org/10.1016/j.oceaneng.2017.10.045
- M. B. Poter, "The acoustics toolbox," http://oalib.hlsresearch.com/AcousticsToolbox/, (Last viewed 10 May 2024).
- G. Byun, H. C. Song, and J. S. Kim, "Performance comparisons of array invariant and matched field processing using broadband ship noise and a tilted vertical array," J. Acoust. Soc. Am. 144, 3067-3074 (2018). https://doi.org/10.1121/1.5080603