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Abstract

Suppressing harmonic components in the transmission (TX) pulses is beneficial in ultrasound harmonic imaging (UHI). Compared to bipolar square waves, sinewave pulses can produce less leakage at harmonic frequencies. However, generating a good sinewave or other arbitrary pulse shapes increases the complexity of the TX electronics. As a consequence, 2-level or multi-level square wave pulses are adopted by many ultrasound systems to drive the transducer. This work quantitatively studies the impact of different TX pulse shapes in UHI based on simulations using the k-Wave toolbox. The image quality is evaluated by two metrics: contrast-to-noise ratio and structural similarity based on cyst phantoms. It shows that 8-level square wave pulses achieve comparable image quality compared to sinewave excitations. This study can be a guideline to trade off the design complexity of TX electronics and image quality for UHI.

Original languageEnglish
Title of host publication2021 IEEE International Ultrasonics Symposium (IUS)
PublisherInstitute of Electrical and Electronics Engineers
Number of pages4
ISBN (Electronic)978-1-6654-0355-9
DOIs
Publication statusPublished - 15 Nov 2021
Event2021 IEEE International Ultrasonics Symposium, IUS 2021 - Virtual, Online, Xi'an, China
Duration: 11 Sept 2011 → 16 Sept 2011

Conference

Conference2021 IEEE International Ultrasonics Symposium, IUS 2021
Abbreviated titleIUS 2021
Country/TerritoryChina
CityXi'an
Period11/09/11 → 16/09/11

Bibliographical note

Funding Information:
This work is part of the research programme LOCATE with project number 15282, which is financed by the Netherlands Organisation for Scientific Research (NWO).

Funding

This work is part of the research programme LOCATE with project number 15282, which is financed by the Netherlands Organisation for Scientific Research (NWO).

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