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. Author manuscript; available in PMC: 2021 May 1.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2019 Dec 23;67(5):943–956. doi: 10.1109/TUFFC.2019.2961875

TABLE III.

Walking-Aperture Transmit Sequence in Field II

Parameter Value Units
Focal Depth 30 mm
Transmit Angle 0 Degrees
Beam Origin Range [−3.65, 3.65] mm
Beam Origin Step 0.05 mm
Total Number of Beams 147 -
Aperture Width (Around Beam Origin) 8 mm
F-number 3.75 -
Transmit Elements Per Beam 50–52 -
Transmit Apodization Rectangular -