Flax SW, O’Donnel M. Phase-aberration correction using signals from point reflectors and diffuse scatterers: basic principles. IEEE Trans Ultrason Ferroelectr Freq Control. 1988;35:758–67.

Article  CAS  PubMed  Google Scholar 

Flax SW, O’Donnel M. Phase-aberration correction using signals from point reflectors and diffuse scatterers: measurements. IEEE Trans Ultrason Ferroelectr Freq Control. 1988;35:768–74.

Article  PubMed  Google Scholar 

Li Y. Phase aberration correction using near-field signal redundancy. I. Principles. IEEE Trans Ultrason Ferroelectr Freq Control. 1997;44:355–71.

Article  CAS  Google Scholar 

Robinson DE, Chen F, Wilson LS. Measurement of velocity of propagation from ultrasonic pulse-echo data. Ultrasound in Med Biol. 1982;8:413–20.

Article  CAS  Google Scholar 

Ogawa T, Umemura S, Katakura K, et al. (1987) In vivo sound velocity in reflection. Proc IEEE International Ultrasonics Symposium (IUS). 917–26.

Kondo M, Takamizawa K, Hirama M, et al. An evaluation of an in vivo local sound speed estimation technique by the crossed beam method. Ultrasound Med Biol. 1990;16:65–72.

Article  CAS  PubMed  Google Scholar 

Cho MH, Kang LH, Kim JS, et al. An efficient sound speed estimation method to enhance image resolution in ultrasound imaging. Ultrasonics. 2009;49:774–8.

Article  CAS  PubMed  Google Scholar 

Abe K, Arakawa M, Kanai H. Estimation method for sound velocity distribution for high-resolution ultrasonic tomographic imaging. J Med Ultrason. 2019;46:27–33.

Article  Google Scholar 

Nakayama A, Mori S, Arakawa M, et al. Estimation error in sound velocity depending on size of target scatterer. Jpn J Appl Phys. 2021;60:SDDE17.

Article  CAS  Google Scholar 

Monjazebi D, Xu Y. Mapping the average speed of sound in synthetic aperture ultrasound imaging. JASA Express Lett. 2022;2:064001.

Article  PubMed  Google Scholar 

Imbault M, Faccinetto A, Osmanski BF, et al. Robust sound speed estimation for ultrasound-based hepatic steatosis assessment. Phys Med Biol. 2017;62:3582–98.

Article  PubMed  Google Scholar 

Nitta N, Washio T. Relation between statistical properties of sound speed distribution and average sound speed estimation. Jpn J Appl Phys. 2021. https://doi.org/10.35848/1347-4065/abf4a6.

Article  Google Scholar 

Nitta N, Washio T, Numano T. Basic investigation on identification of tissue composition based on propagation speeds of longitudinal and shear waves. Jpn J Appl Phys. 2022;60:SDDE18.

Article  Google Scholar 

Shin H-C, Prager R, Gomersall H, et al. Estimation of average speed of sound using deconvolution of medical ultrasound data. Ultrasound Med Biol. 2010;36:623–36.

Article  PubMed  Google Scholar 

Krücker JF, Fowlkes JB, Carson PL. Sound speed estimation using automatic ultrasound image registration. IEEE Trans Ultrason Ferroelectr Freq Control. 2004;51:1095–106.

Article  PubMed  Google Scholar 

Jiřík R, Peterlík I, Ruiter N, et al. Sound-speed image reconstruction in sparseaperture 3-d ultrasound transmission tomography. IEEE Trans Ultrason Ferroelectr Freq Control. 2012;59:254–64.

Article  PubMed  Google Scholar 

Qu X, Yan G, Zheng D, et al. A deep learning-based automatic first-arrival picking method for ultrasound sound-speed tomography. IEEE Trans Ultrason Ferroelectr Freq Control. 2021;68:2675–86.

Article  PubMed  Google Scholar 

Jaeger M, Held G, Peeters S, et al. Computed ultrasound tomography in echo mode for imaging speed of sound using pulse-echo sonography: proof of principle. Ultrasound Med Biol. 2015;41:235–50.

Article  PubMed  Google Scholar 

Jaeger M, Robinson E, Akarçay HG, et al. Full correction for spatially distributed speed-of-sound in echo ultrasound based on measuring aberration delays via transmit beam steering. Phys Med Biol. 2015;60:4497–515.

Article  PubMed  Google Scholar 

Jaeger M, Frenz M. Towards clinical computed ultrasound tomography in echo-mode: dynamic range artefact reduction. Ultrasonics. 2015;62:299–304.

Article  PubMed  Google Scholar 

Stähli P, Kuriakose M, Frenz M, et al. Improved forward model for quantitative pulse-echo speed-of-sound imaging. Ultrasonics. 2020;108:106168.

Article  PubMed  Google Scholar 

Martiartu NK, Simutė S, Jaeger M, et al. Toward speed-of-sound anisotropy quantification in muscle with pulse-echo ultrasound. IEEE Trans Ultrason Ferroelectr Freq Control. 2022;69:2499–511.

Article  Google Scholar 

Yoon C, Lee Y, Chang JH, et al. In vitro estimation of mean sound speed based on minimum average phase variance in medical ultrasound imaging. Ultrasonics. 2011;51:795–802.

Article  PubMed  Google Scholar 

Nagaoka R, Omura M, Yoshizawa S, et al. A basic study on estimation method of average speed of sound using variance of phase information on element signals. Abst Jpn J Med Ultrason. 2022;49:S808 (in Japanese).

Google Scholar 

Nagaoka R, Omura M, Hasegawa H. A method for estimation of the average speed of sound for delay-and-sum beamforming using the variance of phases of element signals. Abst IEEE IUS Conf. 2022;2022:Th10.4.

Google Scholar 

Lambert W, Cobus LA, Couade M, et al. Reflection matrix approach for quantitative imaging of scattering media. Phys Rev X. 2020. https://doi.org/10.1103/PhysRevX.10.021048.

Article  Google Scholar 

Hasegawa H, Nagaoka R. Initial phantom study on estimation of speed of sound in medium using coherence among received echo signals. J Med Ultrason. 2019;46:297–307.

Article  Google Scholar 

Sannou F, Nagaoka R, Hasegawa H. Estimation of speed of sound using coherence factor and signal-to-noise ratio for improvement of performance of ultrasonic beamformer. Jpn J Appl Phys. 2020;59:SKKE14.

Article  CAS  Google Scholar 

Nagaoka R, Yoshizawa S, Umemura S, et al. Effects from correction of speed of sound in transmit and receive beamforming using focus beam. Jpn J Appl Phys. 2021;60:SDDE19.

Article  CAS  Google Scholar 

Nagaoka R, Omura M, Hasegawa H. Investigation on effect from a compound angle in estimation of the average speed of sound using ultrasonic plane wave imaging. IEICE Tech Rep. 2022;122:25–7 ([in Japanese]).

Google Scholar 

Ali R, Telichko AV, Wang H, et al. Local sound speed estimation for pulse-echo ultrasound in layered media. IEEE Trans Ultrason Ferroelectr Freq Control. 2022;69:500–11.

Article  PubMed  PubMed Central  Google Scholar 

Ali R, Brevett T, Hyun D, et al. Distributed aberration correction techniques based on tomographic sound speed estimates. IEEE Trans Ultrason Ferroelectr Freq Control. 2022;69:1714–26.

Article  PubMed  PubMed Central  Google Scholar 

Hollman KW, Rigby KW, O’Donnel M. Coherence factor of speckle from a multi-row probe. Proc IEEE ultrasonic symposium. 1999;2:1257–60.

Google Scholar 

Li P-C, Li M. Adaptive imaging using the generalized coherence factor. IEEE Trans Ultrason Ferroelectr Freq Control. 2003;50:128–41.

Article  PubMed  Google Scholar 

Tanter M, Bercoff J, Sandrin L, et al. Ultrafast compound imaging for 2-D motion vector estimation: application to transient elastography. IEEE Trans Ultrason Ferroelectr Freq Control. 2002;49:1363–74.

Article  PubMed  Google Scholar 

Treeby BE, Jaros J, Rendell AP, et al. Modeling nonlinear ultrasound propagation in heterogenous media with power law absorption using a k-space pseudospectral method. J Acoust Soc Am. 2012;131:4324–36.

Article  PubMed  Google Scholar 

Treeby BE, Jaros J, Rohrbach D, et al. Modeling elastic wave propagation using the k-Wave MATLAB toolbox. IEEE International Ultrasonics Symposium. 2014;146–149.

Camacho J, Parrilla M, Fritsch C. Phase coherence imaging. IEEE Trans Ultrason Ferroelectr Freq Control. 2009;56:958–74.

Article  PubMed  Google Scholar