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. Author manuscript; available in PMC: 2012 Aug 1.
Published in final edited form as: Ultrasound Med Biol. 2011 Jun 16;37(8):1230–1239. doi: 10.1016/j.ultrasmedbio.2011.05.013

Fig. 1.

Fig. 1

Schematic for the excitation and acquisition of the localized harmonic motion. An imaging ultrasound transducer was placed at the centre of a focused ultrasound (FUS) transducer excited with a modulated signal. The radio-frequency (RF) signal obtained was acquired and used for calculation of the target displacement.