Rectangular sparse array with equal transmit-receive element counts for 3D ultrasound imaging

Heechul Yoon

doi:10.1016/j.ultras.2025.107748

Rectangular sparse array with equal transmit-receive element counts for 3D ultrasound imaging

2025-07-08

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DOI：10.1016/j.ultras.2025.107748

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Abstract

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• Transmit and receive sparse arrays are designed to have equal element counts. • The new design is applicable to square, rectangular, and circular apertures. • Identical beam patterns were produced. • Integrated aperture weighing suppressed grating lobes at the maximum.

Keywords:

2-D matrix array

Sparse array

Rectangular sparse array

Grating lobe

Volumetric imaging

Rectangular sparse array with equal transmit-receive element counts for 3D ultrasound imaging

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