Publications

104 publications

2021

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. doi: 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. doi: 10.1121/10.0003562

2020

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. doi: 10.1121/10.0002103
Byun, G., & Song, H. C. (2020). Adaptive array invariant. Journal of the Acoustical Society of America, 148(2), 925-933. doi: 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. doi: 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. doi: 10.1121/10.0000784

2019

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. doi: 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. doi: 10.1121/1.5095363

2018

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. doi: 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. doi: 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. doi: 10.1121/1.5064791
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. doi: 10.1121/1.5063352
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. doi: 10.1121/1.5054089
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. doi: 10.1121/1.5052256
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. doi: 10.1121/1.5025844
Song, H., Cho, C., Hodgkiss, W., Nam, S., Kim, S., & Kim, B. (2018). Underwater sound channel in the northeastern East China Sea. Ocean Engineering, 147, 370-374. doi: 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). doi: 10.3390/app8010099

2017

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. doi: 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. doi: 10.1121/1.5003327
Cho, C., Song, H. C., Hursky, P., & Jesus, S. M. (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. doi: 10.1121/1.4990670
Song, H. C., Cho, C., Byun, G., & Kim, J. S. (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. doi: 10.1121/1.4983303
Song, H. C., & Cho, C. (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. doi: 10.1121/1.4973812
Cho, C., & Song, H. C. (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. doi: 10.1121/1.4981776
Worthmann, B. M., Song, H. C., & Dowling, D. R. (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. doi: 10.1121/1.4973955
Choo, Y., Song, H. C., & Seong, W. (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. doi: 10.1121/1.4977991

2016

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. doi: 10.1121/1.4964138
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. doi: 10.1002/2016JC012035
Cho, C., Song, H. C., & Hodgkiss, W. S. (2016). 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. doi: 10.1121/1.4939121

2015

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. doi: 10.1121/1.4936856
Song, H. C. (2015). An overview of underwater time-reversal communication. Oceanic Engineering, IEEE Journal of, PP(99), 1-12. doi: 10.1109/JOE.2015.2461712
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. doi: 10.1109/joe.2015.2471736
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. doi: 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. doi: 10.1121/1.4919324

2014

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. doi: 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. doi: 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. doi: 10.1109/joe.2013.2264994
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. doi: 10.1121/1.4864299
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. doi: 10.1121/1.4865839

2013

Song, H. C. (2013). Time reversal communication with a mobile source. Journal of the Acoustical Society of America, 134(4), 2623-2626. doi: 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. doi: 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. doi: 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. doi: 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. doi: 10.1121/1.4773267

2012

Abadi, S. H., Song, H. C., & Dowling, D. R. (2012). Broadband sparse-array blind deconvolution using frequency-difference beamforming. Journal of the Acoustical Society of America, 132(5), 3018-3029. doi: 10.1121/1.4756920
Song, H. C. (2012). Acoustic communication in deep water exploiting multiple beams with a horizontal array. Journal of the Acoustical Society of America, 132(2), EL81-EL87. doi: 10.1121/1.4734242
Song, H. C., & Hodgkiss, W. S. (2012). Diversity combining for long-range acoustic communication in deep water. Journal of the Acoustical Society of America, 132(2), EL68-EL73. doi: 10.1121/1.4731639
Shimura, T., Watanabe, Y., Ochi, H., & Song, H. C. (2012). Long-range time reversal communication in deep water: Experimental results. Journal of the Acoustical Society of America, 132(1), EL49-EL53. doi: 10.1121/1.4730038
Cho, S. E., Song, H. C., & Hodgkiss, W. S. (2012). Asynchronous multiuser underwater acoustic communications (L). Journal of the Acoustical Society of America, 132(1), 5-8. doi: 10.1121/1.4726029
Song, H. C. (2012). Bidirectional equalization for underwater acoustic communication. Journal of the Acoustical Society of America, 131(4), EL342-EL347. doi: 10.1121/1.3695075
Cho, S. E., Song, H. C., & Hodgkiss, W. S. (2012). Multiuser interference cancellation in time-varying channels. Journal of the Acoustical Society of America, 131(2), EL163-EL169. doi: 10.1121/1.3678668

2011

Kang, T., Song, H. C., & Hodgkiss, W. S. (2011). Multi-carrier synthetic aperture communication in shallow water: Experimental results. Journal of the Acoustical Society of America, 130(6), 3797-3802. doi: 10.1121/1.3652855
Song, H. C. (2011). Time reversal communication in a time-varying sparse channel. Journal of the Acoustical Society of America, 130(4), EL161-EL166. doi: 10.1121/1.3629138
Isukapalli, Y., Song, H. C., & Hodgkiss, W. S. (2011). Stochastic channel simulator based on local scattering functions. Journal of the Acoustical Society of America, 130(4), EL200-EL205. doi: 10.1121/1.3633688
Cho, S. E., Song, H. C., & Hodgkiss, W. S. (2011). Successive interference cancellation for underwater acoustic communications. IEEE Journal of Oceanic Engineering, 36(4), 490-501. doi: 10.1109/joe.2011.2158014
Song, H. C., Cho, S., Kang, T., Hodgkiss, W. S., & Preston, J. R. (2011). Long-range acoustic communication in deep water using a towed array. Journal of the Acoustical Society of America, 129(3), EL71-EL75. doi: 10.1121/1.3554707

2010

Kang, T., Song, H. C., & Hodgkiss, W. S. (2010). Long-range multi-carrier acoustic communications in shallow water based on iterative sparse channel estimation. Journal of the Acoustical Society of America, 128(6), EL372-EL377. doi: 10.1121/1.3514157
Song, H. C., Kim, J. S., Hodgkiss, W. S., Kuperman, W. A., & Stevenson, M. (2010). High-rate multiuser communications in shallow water. Journal of the Acoustical Society of America, 128(5), 2920-2925. doi: 10.1121/1.3488309
Song, H. C., Hodgkiss, W. S., & van Walree, P. A. (2010). Phase-coherent communications without explicit phase tracking. Journal of the Acoustical Society of America, 128(3), 969-972. doi: 10.1121/1.3466860
Song, A. J., Badiey, M., Song, H. C., & Hodgkiss, W. S. (2010). Impact of source depth on coherent underwater acoustic communications (L). Journal of the Acoustical Society of America, 128(2), 555-558. doi: 10.1121/1.3459843
Siderius, M., Song, H. C., Gerstoft, P., Hodgkiss, W. S., Hursky, P., & Harrison, C. (2010). Adaptive passive fathometer processing. Journal of the Acoustical Society of America, 127(4), 2193-2200. doi: 10.1121/1.3303985
Song, H. C., Kim, J. S., Hodgkiss, W. S., & Joo, J. H. (2010). Crosstalk mitigation using adaptive time reversal. Journal of the Acoustical Society of America, 127(2), EL19-EL22. doi: 10.1121/1.3280234
Sabra, K. G., Song, H. C., & Dowling, D. R. (2010). Ray-based blind deconvolution in ocean sound channels. Journal of the Acoustical Society of America, 127(2), EL42-EL47. doi: 10.1121/1.3284548

2009

Song, H. C., Hodgkiss, W. S., Kuperman, W. A., Akal, T., & Stevenson, M. (2009). High-rate synthetic aperture communications in shallow water. Journal of the Acoustical Society of America, 126(6), 3057-3061. doi: 10.1121/1.3257184
Traer, J., Gerstoft, P., Song, H. C., & Hodgkiss, W. S. (2009). On the sign of the adaptive passive fathometer impulse response. Journal of the Acoustical Society of America, 126(4), 1657-1658. doi: 10.1121/1.3206696
Song, H. C., Hodgkiss, W. S., Kuperman, W. A., Akal, T., & Stevenson, M. (2009). High-frequency acoustic communications achieving high bandwidth efficiency. Journal of the Acoustical Society of America, 126(2), 561-563. doi: 10.1121/1.3160284
Song, H. C., Kuperman, W. A., & Hodgkiss, W. S. (2009). Basin-scale time reversal communications. Journal of the Acoustical Society of America, 125(1), 212-217. doi: 10.1121/1.3021435
Song, H. C., & Dzieciuch, M. (2009). Feasibility of global-scale synthetic aperture communications (L). Journal of the Acoustical Society of America, 125(1), 8-10. doi: 10.1121/1.3035830

2008

Sifferlen, J. F., Song, H. C., Hodgkiss, W. S., Kuperman, W. A., & Stevenson, J. M. (2008). An iterative equalization and decoding approach for underwater acoustic communication. IEEE Journal of Oceanic Engineering, 33(2), 182-197. doi: 10.1109/joe.2008.923552

2007

Song, H. C., Hodgkiss, W. S., Kuperman, W. A., Sabra, K. G., Akal, T., & Stevenson, M. (2007). Passive reverberation nulling for target enhancement. Journal of the Acoustical Society of America, 122(6), 3296-3303. doi: 10.1121/1.2799508
Song, H. C., Hodgkiss, W. S., & Kim, S. M. (2007). Performance prediction of passive time reversal communications (L). Journal of the Acoustical Society of America, 122(5), 2517-2518. doi: 10.1121/1.2782820
Song, H. C., Hodgkiss, W. S., Kuperman, W. A., Akal, T., & Stevenson, M. (2007). Multiuser communications using passive time reversal. IEEE Journal of Oceanic Engineering, 32(4), 915-926. doi: 10.1109/joe.2007.904311
Song, H. C., & Kim, S. M. (2007). Retrofocusing techniques in a waveguide for acoustic communications (L). Journal of the Acoustical Society of America, 121(6), 3277-3279. doi: 10.1121/1.2721877

2006

Song, H. C., Hodgkiss, W. S., Kuperman, W. A., Higley, W. J., Raghukumar, K., Akal, T., & Stevenson, M. (2006). Spatial diversity in passive time reversal communications. Journal of the Acoustical Society of America, 120(4), 2067-2076. doi: 10.1121/1.2338286
Sabra, K. G., Roux, P., Song, H. C., Hodgkiss, W. S., Kuperman, W. A., Akal, T., & Stevenson, J. M. (2006). Experimental demonstration of iterative time-reversed reverberation focusing in a rough waveguide. Application to target detection. Journal of the Acoustical Society of America, 120(3), 1305-1314. doi: 10.1121/1.2227377
Song, H. C., Hodgkiss, W. S., Kuperman, W. A., Stevenson, M., & Akal, T. (2006). Improvement of time-reversal communications using adaptive channel equalizers. IEEE Journal of Oceanic Engineering, 31(2), 487-496. doi: 10.1109/joe.2006.876139
Song, H. C., Roux, P., Hodgkiss, W. S., Kuperman, W. A., Akal, T., & Stevenson, M. (2006). Multiple-input-multiple-output coherent time reversal communications in a shallow-water acoustic channel. IEEE Journal of Oceanic Engineering, 31(1), 170-178. doi: 10.1109/joe.2005.850911

2005

Edelmann, G. F., Song, H. C., Kim, S., Hodgkiss, W. S., Kuperman, W. A., & Akal, T. (2005). Underwater acoustic communications using time reversal. IEEE Journal of Oceanic Engineering, 30(4), 852-864. doi: 10.1109/joe.2005.862137
Higley, W. J., Roux, P., Kuperman, W. A., Hodgkiss, W. S., Song, H. C., Akal, T., & Stevenson, M. (2005). Synthetic aperture time-reversal communications in shallow water: Experimental demonstration at sea. Journal of the Acoustical Society of America, 118(4), 2365-2372. doi: 10.1121/1.2011147
Song, H. C., Hodgkiss, W. S., Kuperman, W. A., Roux, P., Akal, T., & Stevenson, M. (2005). Experimental demonstration of adaptive reverberation nulling using time reversal. Journal of the Acoustical Society of America, 118(3), 1381-1387. doi: 10.1121/1.1984990
Dowling, D. R., & Song, H. C. (2005). Sounds in the Sea: Acoustic time reversal in the ocean. Sounds in the sea : from ocean acoustics to acoustical oceanography (pp. 15 pgs). Cambridge; New York: Cambridge University Press.

2004

Roux, P., Kuperman, W. A., Hodgkiss, W. S., Song, H. C., Akal, T., & Stevenson, M. (2004). A nonreciprocal implementation of time reversal in the ocean. Journal of the Acoustical Society of America, 116(2), 1009-1015. doi: 10.1121/01.1707089
Song, H. C., Kim, S., Hodgkiss, W. S., & Kuperman, W. A. (2004). Environmentally adaptive reverberation nulling using a time reversal mirror. Journal of the Acoustical Society of America, 116(2), 762-768. doi: 10.1121/1.1765194
Kim, S., Kuperman, W. A., Hodgkiss, W. S., Song, H. C., Edelmann, G., & Akal, T. (2004). Echo-to-reverberation enhancement using a time reversal mirror. Journal of the Acoustical Society of America, 115(4), 1525-1531. doi: 10.1121/1.1649737

2003

Akal, M., Kuperman, W. A., Hodgkiss, W. S., Song, H. C., Edelmann, G. F., Kim, S., ... Boni, P. A. (2003). Potential applications of ocean acoustic time-reversal mirrors - The focusing of acoustic energy in shallow water for active sonar and underwater communications. Sea Technology, 44(11), 25-+.
Gerstoft, P., Hodgkiss, W. S., Kuperman, W. A., & Song, H. C. (2003). Phenomenological and global optimization inversion. IEEE Journal of Oceanic Engineering, 28(3), 342-354. doi: 10.1109/joe.2003.816681
Kim, S., Kuperman, W. A., Hodgkiss, W. S., Song, H. C., Edelmann, G. F., & Akal, T. (2003). Robust time reversal focusing in the ocean. Journal of the Acoustical Society of America, 114(1), 145-157. doi: 10.1121/1.1582450
Song, H., Kuperman, W. A., Hodgkiss, W. S., Gerstoft, P., & Kim, J. S. (2003). Null broadening with snapshot-deficient covariance matrices in passive sonar. IEEE Journal of Oceanic Engineering, 28(2), 250-261. doi: 10.1109/joe.2003.814055
Song, H., Kuperman, W. A., Hodgkiss, W. S., Akal, T., & Guerrini, P. (2003). Demonstration of a high-frequency acoustic barrier with a time-reversal mirror. IEEE Journal of Oceanic Engineering, 28(2), 246-249. doi: 10.1109/joe.2003.811900
Song, H. C., de Rosny, J., & Kuperman, W. A. (2003). Improvement in matched field processing using the CLEAN algorithm. Journal of the Acoustical Society of America, 113(3), 1379-1386. doi: 10.1121/1.1531510
Gerstoft, P., Hodgkiss, W. S., Kuperman, W. A., Song, H., Siderius, M., & Nielsen, P. L. (2003). Adaptive beamforming of a towed array during a turn. IEEE Journal of Oceanic Engineering, 28(1), 44-54. doi: 10.1109/joe.2002.808203

2002

Kim, J. S., Hodgkiss, W. S., Kuperman, W. A., & Song, H. C. (2002). Null-broadening in a waveguide. Journal of the Acoustical Society of America, 112(1), 189-197. doi: 10.1121/1.1488139
Edelmann, G. F., Akal, T., Hodgkiss, W. S., Kim, S., Kuperman, W. A., & Song, H. C. (2002). An initial demonstration of underwater acoustic communication using time reversal. IEEE Journal of Oceanic Engineering, 27(3), 602-609. doi: 10.1109/joe.2002.1040942
Lingevitch, J. F., Song, H. C., & Kuperman, W. A. (2002). Time reversed reverberation focusing in a waveguide. Journal of the Acoustical Society of America, 111(6), 2609-2614. doi: 10.1121/1.1479148

2001

Kim, S., Edelmann, G. F., Kuperman, W. A., Hodgkiss, W. S., Song, H. C., & Akal, T. (2001). Spatial resolution of time-reversal arrays in shallow water. Journal of the Acoustical Society of America, 110(2), 820-829. doi: 10.1121/1.1382619
Kim, J. S., Song, H. C., & Kuperman, W. A. (2001). Adaptive time-reversal mirror. Journal of the Acoustical Society of America, 109(5), 1817-1825. doi: 10.1121/1.1358299

2000

Song, H. C., Roux, P., & Kuperman, W. A. (2000). Focal translation by frequency shift in free space. IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control, 47(3), 687-695. doi: 10.1109/58.842057
Roux, P., Song, H. C., Porter, M. B., & Kuperman, W. A. (2000). Application of the parabolic equation method to medical ultrasonics. Wave Motion, 31(2), 181-196. doi: 10.1016/s0165-2125(99)00046-3

1999

Song, H. C., Kuperman, W. A., Hodgkiss, W. S., Akal, T., & Ferla, C. (1999). Iterative time reversal in the ocean. Journal of the Acoustical Society of America, 105(6), 3176-3184. doi: 10.1121/1.424648
Hodgkiss, W. S., Song, H. C., Kuperman, W. A., Akal, T., Ferla, C., & Jackson, D. R. (1999). A long-range and variable focus phase-conjugation experiment in shallow water. Journal of the Acoustical Society of America, 105(3), 1597-1604. doi: 10.1121/1.426740

1998

Song, H. C., Kuperman, W. A., & Hodgkiss, W. S. (1998). A time-reversal mirror with variable range focusing. Journal of the Acoustical Society of America, 103(6), 3234-3240. doi: 10.1121/1.423040
Kuperman, W. A., Hodgkiss, W. S., Song, H. C., Akal, T., Ferla, C., & Jackson, D. R. (1998). Phase conjugation in the ocean: Experimental demonstration of an acoustic time-reversal mirror. Journal of the Acoustical Society of America, 103(1), 25-40. doi: 10.1121/1.423233

1993

Song, H. C. (1993). Performance bounds for passively locating a moving source of a known frequency in oceanic waveguide using a vertical array. IEEE Journal of Oceanic Engineering, 18(3), 189-198. doi: 10.1109/joe.1993.236357
Song, H. C., & Kim, B. (1993). Analysis of mystery noise observed in the marginal ice zone experiment (MIZEX): Directionality. Ocean Research, 15(2), 147-161.

1990

Song, H. C., & Baggeroer, A. B. (1990). The resolution of modal Doppler shifts in a dispersive oceanic waveguide. Journal of the Acoustical Society of America, 88(1), 268-282. doi: 10.1121/1.399949