Blar i Institutt for sirkulasjon og bildediagnostikk på forfatter "Näsholm, Sven Peter"
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SURF Imaging Beams in an Aberrative Medium: Generation and Postprocessing Enhancement
Näsholm, Sven Peter; Angelsen, Bjørn Atle J. (Peer reviewed; Journal article, 2012)This paper presents numerical simulations of dual-frequency second-order ultrasound field (SURF) reverberation suppression transmit-pulse complexes. Such propagation was previously studied in a homogeneous medium. In this ... -
Transmit Beams Adapted to Reverberation Noise Suppression Using Dual-Frequency SURF Imaging
Näsholm, Sven Peter; Hansen, Rune; Måsøy, Svein-Erik; Johansen, Tonni Franke; Angelsen, Bjørn Atle J. (Peer reviewed; Journal article, 2009)A method that uses dual-frequency pulse complexes of widely separated frequency bands to suppress noise caused by multiple scattering or multiple reflections in medical ultrasound imaging is presented. The excitation pulse ...