Kim, D., Byun, G., Song, J., Kim, J. S., & Song, H. C. (2025). Generalized Taylor expansion of the waveguide invariant for a homogenous waveguide with variable bathymetry (L). The Journal of the Acoustical Society of America, 157(4), 2473–2476. https://doi.org/10.1121/10.0036381

Kim, D., Kim, D., Byun, G., Kim, J., & Song, H. (2024). Improvement of a Green’s Function Estimation for a Moving Source Using the Waveguide Invariant Theory. Sensors, 24(17), 5782. https://doi.org/10.3390/s24175782

Choi, K.-H., Choi, J. W., Kim, S., Dahl, P. H., Dall’Osto, D. R., & Song, H. C. (2024). Experimental Study on Performance Improvement of Underwater Acoustic Communication Using a Single Vector Sensor. IEEE Journal of Oceanic Engineering, 1–14. https://doi.org/10.1109/JOE.2024.3374424

Song, H. C., & Byun, G. (2022). An overview of array invariant for source-range estimation in shallow water. The Journal of the Acoustical Society of America, 151(4), 2336–2352. https://doi.org/10.1121/10.0009828

Byun, G., & Song, H. C. (2022). The waveguide invariant for a Pekeris waveguide. The Journal of the Acoustical Society of America, 151(2), 846–851. https://doi.org/10.1121/10.0009387

Lee, D. H., Choi, J. W., Shin, S., & Song, H. C. (2021). Temporal Variability in Acoustic Behavior of Snapping Shrimp in the East China Sea and Its Correlation With Ocean Environments. Frontiers in Marine Science, 8, 1690. https://doi.org/10.3389/fmars.2021.779283

Song, H. C., & Byun, G. (2021). Localization of a distant ship using a guide ship and a vertical array. Journal of the Acoustical Society of America, 149(4), 2173–2178. https://doi.org/10.1121/10.0003957

Byun, G., Song, H. C., & Cho, C. (2021). Adaptive array invariant in range-dependent environments with variable bathymetry. Journal of the Acoustical Society of America, 149(2), 1363–1370. https://doi.org/10.1121/10.0003562

Richards, E. L., Song, H. C., & Hodgkiss, W. S. (2021). Observations of scatter from surface reflectors with Doppler sensitive probe signals. JASA Express Letters, 1(1), 016001. https://doi.org/10.1121/10.0003000

Byun, G., & Song, H. C. (2020). Extracting Green’s functions between ships of opportunity using a vertical array. Journal of the Acoustical Society of America, 148(4), 1800–1807. https://doi.org/10.1121/10.0002103

Byun, G., & Song, H. C. (2020). Adaptive array invariant. Journal of the Acoustical Society of America, 148(2), 925–933. https://doi.org/10.1121/10.0001768

Song, H. C., & Byun, G. (2020). Extrapolating Green’s functions using the waveguide invariant theory. Journal of the Acoustical Society of America, 147(4), 2150–2158. https://doi.org/10.1121/10.0000969

Byun, G., Akins, F. H., Gemba, K. L., Song, H. C., & Kuperman, W. A. (2020). Multiple constraint matched field processing tolerant to array tilt mismatch. Journal of the Acoustical Society of America, 147(2), 1231–1238. https://doi.org/10.1121/10.0000784

Byun, G., Song, H. C., & Byun, S. H. (2019). Localization of multiple ships using a vertical array in shallow water. Journal of the Acoustical Society of America, 145(6), EL528–EL533. https://doi.org/10.1121/1.5111773

Song, H. C., Byun, G., & Kim, J. S. (2019). Remote acoustic illumination using time reversal and a surface ship (L). Journal of the Acoustical Society of America, 145(3), 1565–1568. https://doi.org/10.1121/1.5095363

Byun, G., Song, H. C., & Kim, J. S. (2018). Performance comparisons of array invariant and matched field processing using broadband ship noise and a tilted vertical array. The Journal of the Acoustical Society of America, 144(6), 3067–3074. https://doi.org/10.1121/1.5080603

Park, H., Kim, D., Kim, J. S., Song, H. C., & Hahn, J. Y. (2018). Performance analysis and verification of underwater acoustic communication simulator in medium long-range multiuser environment. Journal of the Acoustical Society of Korea, 37(6), 451–456. https://doi.org/10.7776/ask.2018.37.6.451

Byun, G., Song, H. C., Kim, J. S., & Park, J. S. (2018). Real-time tracking of a surface ship using a bottom-mounted horizontal array. Journal of the Acoustical Society of America, 144(4), 2375–2382. https://doi.org/10.1121/1.5064791

Richards, E. L., Song, H. C., & Hodgkiss, W. S. (2018). Acoustic scattering comparison of Kirchhoff approximation to Rayleigh-Fourier method for sinusoidal surface waves at low grazing angles. Journal of the Acoustical Society of America, 144(3), 1269–1278. https://doi.org/10.1121/1.5052256

Yuan, Z., Richards, E. L., Song, H. C., Hodgkiss, W. S., & Yan, S. (2018). Calibration of vertical array tilt using snapping shrimp sound. The Journal of the Acoustical Society of America, 144(3), 1203–1210. https://doi.org/10.1121/1.5054089

Song, H. C., & Byun, G. (2018). Simultaneous localization of a surface ship and a submerged towed source (L). The Journal of the Acoustical Society of America, 144(4), 2238–2241. https://doi.org/10.1121/1.5063352

Byun, G., Cho, C., Song, H. C., Kim, J. S., & Byun, S. H. (2018). Array invariant-based calibration of array tilt using a source of opportunity. Journal of the Acoustical Society of America, 143(3), 1318–1325. https://doi.org/10.1121/1.5025844

Song, H., Cho, C., Hodgkiss, W., Nam, S., Kim, S.-M., & Kim, B.-N. (2018). Underwater sound channel in the northeastern East China Sea. Ocean Engineering, 147, 370–374. https://doi.org/10.1016/j.oceaneng.2017.10.045

Byun, G., Song, H., & Kim, J. (2018). Virtual source array-based multiple time-reversal focusing. Applied Sciences-Basel, 8(1). https://doi.org/10.3390/app8010099

Douglass, A. S., Song, H. C., & Dowling, D. R. (2017). Performance comparisons of frequency-difference and conventional beamforming. Journal of the Acoustical Society of America, 142(3), 1663–1673. https://doi.org/10.1121/1.5003787

Byun, G., Kim, J. S., Cho, C., Song, H. C., & Byun, S. H. (2017). Array invariant-based ranging of a source of opportunity. Journal of the Acoustical Society of America, 142(3), EL286–EL291. https://doi.org/10.1121/1.5003327

Chomgun Cho, H. C. Song, P. Hursky, & S. M. Jesus. (2017). Iterative range estimation in a sloping-bottom shallow-water waveguide using the generalized array invariant. The Journal of the Acoustical Society of America, 142(1), 55–60. https://doi.org/10.1121/1.4990670

H. C. Song, Chomgun Cho, Gihoon Byun, & J. S. Kim. (2017). Cascade of blind deconvolution and array invariant for robust source-range estimation. The Journal of the Acoustical Society of America, 141(5), 3270–3273. https://doi.org/10.1121/1.4983303

Youngmin Choo, H. C. Song, & Woojae Seong. (2017). Time-domain Helmholtz-Kirchhoff integral for surface scattering in a refractive medium. The Journal of the Acoustical Society of America, 141(3), EL267–EL273. https://doi.org/10.1121/1.4977991

Chomgun Cho, & H. C. Song. (2017). Impact of array tilt on source-range estimation in shallow water using the array invariant. The Journal of the Acoustical Society of America, 141(4), 2849–2856. https://doi.org/10.1121/1.4981776

H. C. Song, & Chomgun Cho. (2017). Array invariant-based source localization in shallow water using a sparse vertical array. The Journal of the Acoustical Society of America, 141(1), 183–188. https://doi.org/10.1121/1.4973812

Brian M. Worthmann, H. C. Song, & David R. Dowling. (2017). Adaptive frequency-difference matched field processing for high frequency source localization in a noisy shallow ocean. The Journal of the Acoustical Society of America, 141(1), 543–556. https://doi.org/10.1121/1.4973955

Cho, C., Nam, S., & Song, H. (2016). Seasonal variation of speed and width from kinematic parameters of mode-1 nonlinear internal waves in the northeastern East China Sea. Journal of Geophysical Research: Oceans, 121(8), 5942–5958. https://doi.org/10.1002/2016JC012035

Choo, Y., Song, H. C., & Seong, W. (2016). Numerical study of three-dimensional sound reflection from corrugated surface waves. The Journal of the Acoustical Society of America, 140(4), 2290–2296. https://doi.org/10.1121/1.4964138

Worthmann, B. M., Song, H. C., & Dowling, D. R. (2015). High frequency source localization in a shallow ocean sound channel using frequency difference matched field processing. The Journal of the Acoustical Society of America, 138(6), 3549–3562. https://doi.org/10.1121/1.4936856

Otnes, R., van Walree, P. A., Buen, H., & Song, H. (2015). Underwater acoustic network simulation with lookup tables from physical-layer replay. Ieee Journal of Oceanic Engineering, 40(4), 822–840. https://doi.org/10.1109/joe.2015.2471736

Song, H. C. (2015). An overview of underwater time-reversal communication. Oceanic Engineering, IEEE Journal Of, PP(99), 1–12. https://doi.org/10.1109/JOE.2015.2461712

Cho, C., Song, H. C., & Hodgkiss, W. S. (2015). Robust source-range estimation using the array/waveguide invariant and a vertical array. The Journal of the Acoustical Society of America, 139(1), 63–69. https://doi.org/10.1121/1.4939121

Song, H. C., & Cho, C. (2015). The relation between the waveguide invariant and array invariant. The Journal of the Acoustical Society of America, 138(2), 899–903. https://doi.org/10.1121/1.4927090

Song, H. C., & Hodgkiss, W. S. (2015). Self-synchronization and spatial diversity of passive time reversal communication. Journal of the Acoustical Society of America, 137(5), 2974–2977. https://doi.org/10.1121/1.4919324

Song, H. C., Mikhalevsky, P. N., & Baggeroer, A. B. (2014). Transarctic acoustic telemetry (L). Journal of the Acoustical Society of America, 136(4), 1491–1494. https://doi.org/10.1121/1.4894786

Choo, Y., Seong, W., & Song, H. (2014). Emergence of striation patterns in acoustic signals reflected from dynamic surface waves. Journal of the Acoustical Society of America, 136(3), 1046–1053. https://doi.org/10.1121/1.4892765

Liu, Z. Q., Yoo, K., Yang, T. C., Cho, S. E., Song, H. C., & Ensberg, D. E. (2014). Long-range double-differentially coded spread-spectrum acoustic communications with a towed array. Ieee Journal of Oceanic Engineering, 39(3), 482–490. https://doi.org/10.1109/joe.2013.2264994

Song, H. C. (2014). Equivalence of adaptive time reversal and least squares for cross talk mitigation. Journal of the Acoustical Society of America, 135(3), EL154–EL158. https://doi.org/10.1121/1.4865839

Song, H. C., Howe, B. M., Brown, M. G., & Andrew, R. K. (2014). Diversity-based acoustic communication with a glider in deep water (L). Journal of the Acoustical Society of America, 135(3), 1023–1026. https://doi.org/10.1121/1.4864299

Song, H. C. (2013). Time reversal communication with a mobile source. Journal of the Acoustical Society of America, 134(4), 2623–2626. https://doi.org/10.1121/1.4819115

Shimura, T., Ochi, H., & Song, H. C. (2013). Experimental demonstration of multiuser communication in deep water using time reversal. Journal of the Acoustical Society of America, 134(4), 3223–3229. https://doi.org/10.1121/1.4818839

Song, H. C., & Hodgkiss, W. S. (2013). Efficient use of bandwidth for underwater acoustic communication. Journal of the Acoustical Society of America, 134(2), 905–908. https://doi.org/10.1121/1.4812762

Roux, P., Kuperman, W. A., Cornuelle, B. D., Aulanier, F., Hodgkiss, W. S., & Song, H. C. (2013). Analyzing sound speed fluctuations in shallow water from group-velocity versus phase-velocity data representation. Journal of the Acoustical Society of America, 133(4), 1945–1952. https://doi.org/10.1121/1.4792354

Cho, S. E., Song, H. C., & Hodgkiss, W. S. (2013). Multiuser acoustic communications with mobile users. Journal of the Acoustical Society of America, 133(2), 880–890. https://doi.org/10.1121/1.4773267