[1] DONNAN G A, FISHER M, MACLEOD M, et al. Stroke [J]. The Lancet, 2008, 371(9624): 1612-1623.
[2] GERHARD M R, MICHAEL W G, NATAN M, et al. Grading carotid stenosis using ultrasonic methods [J]. Stroke, 2012, 43: 916-921.
[3] GABRIEL M, MICKAEL T, JEREMY B. Coherent planewave compounding for very high frame rate ultrasonography and transient elastography [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2009, 56(3): 489-506.
[4] EREMY B, GABRIEL M, THANASIS L. Ultrafast compound Doppler imaging: providing full blood flow characterization [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2011, 58(1): 134-147.
[5] JENSEN J A. A new estimator for vector velocity estimation [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2001, 48(4): 886-893.
[6] SWILLENS A, SEGERS P, TROP H, et al. Twodimensional blood velocity estimation with ultrasound: speckle tracking versus crossedbeam vector doppler based on flow simulations in a carotid bifurcation model [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2010, 57(2): 327-339.
[7] AZAR R Z, GOKSEL O, SALCUDEAN S E. Comparison between 2D cross correlation with 2D subsampling and 2D tracking using beam steering [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2011, 58(8): 1534-1537.
[8] Hansen H H G, LOPATA R G P, IDZENGA T, et al. Full 2D displacement vector and strain tensor estimation for superficial tissue using beamsteered ultrasound imaging [J]. Physics in Medicine and Biology, 2010, 55(11): 3201-3212.
[9] DUNMIRE B, BEACH K W, LABS K H, et al. Crossbeam vector Doppler ultrasound for angleindependent velocity measurements [J]. Ultrasound in Medical and Biology, 2000, 26(8): 1213-1235.
[10]INGVILD K E, ABIGAIL S, PATRICK S, et al. Simultaneous quantification of flow and tissue velocity based on multiangle plane wave imaging [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2013, 60(4): 727-738.
[11] ZHOU H, ZHENG Y F. An efficient quadrature demodulator for medical ultrasound imaging [J]. Frontiers of Information Technology and Electronic Engineering, 2015, 16(4): 301-310.
[12] LOUPAS T, POWERS J T. An axial velocity estimator for ultrasound blood flow imaging, based on a full evaluation of the doppler equation by means of a twodimensional autocorrelation approach [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 1995, 42(4): 672-688.
[13] JENSEN J A, SVENDSEN N B. Calculation of pressure fields from arbitrarily shaped, apodized, and excited ultrasound transducers [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 1992, 39(2): 262-267.
[14]JESPER U, FREDRIK G, KRISTOFFER L H, et al. High framerate blood vector velocity imaging using plane waves: simulations and preliminary experiments [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2008, 55(8): 1729-1743.
[15] CHEUNG C C P, YU A C H, SALIMI N, et al. Multichannel prebeamformed data acquisition system for research on advanced ultrasound imaging methods [J]. IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2012, 2(59): 243-253. |