Search Results - "Rielly, M.R."
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Spatial coherence of the nonlinearly generated second harmonic portion of backscatter for a clinical imaging system
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-08-2003)“…Correlation-based approaches to phase aberration correction rely on the spatial coherence of backscattered signals. The spatial coherence of backscatter from…”
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Journal Article -
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Spatial coherence of backscatter for the nonlinearly produced second harmonic for specific transmit apodizations
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-05-2004)“…To be successful, correlation-based, phase-aberration correction requires a high correlation among backscattered signals. For harmonic imaging, the spatial…”
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Journal Article -
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Experimental comparisons of the impact of abdominal wall aberrators on linear and nonlinear beam patterns
Published in IEEE Ultrasonics Symposium, 2004 (2004)“…An ultrasonic wavefront can suffer significant aberration as it passes through the abdominal or chest wall. The present work experimentally measures the impact…”
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Conference Proceeding -
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Effect of changing the transmit aperture on the spatial coherence of backscatter for the nonlinearly generated second harmonic
Published in 2002 IEEE Ultrasonics Symposium, 2002. Proceedings (2002)“…The present work measures the effective apodizations for the fundamental and second harmonic and uses the Van Cittert-Zernike theorem to predict the spatial…”
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Conference Proceeding -
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Statistically significant differences in the spatial coherence of backscatter for fundamental and harmonic portions of a clinical beam
Published in 2001 IEEE Ultrasonics Symposium. Proceedings. An International Symposium (Cat. No.01CH37263) (2001)“…Correlation-based approaches to phase aberration correction rely on the spatial coherence of backscattered signals. The spatial coherence of backscatter was…”
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Conference Proceeding