Volumetric imaging using fan-beam scanning with reduced redundancy 2D arrays
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Dosyalar
Tarih
2006
Dergi Başlığı
Dergi ISSN
Cilt Başlığı
Yayıncı
IEEE
Erişim Hakkı
info:eu-repo/semantics/closedAccess
Özet
Phased array processing with a fully populated 2D array produces the best image quality but requires excessive number of active parallel front-end channels. Here we explore four array designs with reduced redundancy in spatial frequency contents. To minimize the number of firings we employ fan-beam processing, where ID arrays are used to insonify 2D planar slices of the volume at successive firing events; echo signals are collected by the receive array elements. The array designs are compared based on simulated point spread functions, frame rate, motion susceptibility, and signal-to-noise ratio.
Açıklama
Dr. Karaman is supported by TUBITAK of Turkey through grant 106M333
Anahtar Kelimeler
Acoustic signal processing, Active parallel front-end channel, Apertures, Array signal processing, Design, Fan-beam scanning, Frame rate, Frequency, Image quality, Laboratories, Motion susceptibility, Phased array processing, Phased arrays, Phased subarmys, Point spread function, Reduced redundancy 2D array, Redundancy, Signal processing, Signal-to-noise ratio, Ultrasonic imaging, Ultrasonic transducer arrays, Ultrasonic transducers, Volumetric imaging, Array processing, Optical transfer function, Quality assurance, Signal to noise ratio, 1D arrays, 2D arrays, Array design, Array elements, Echo signals, Fan beams, Front-end channels, Point-Spread function, Reduced redundancy, Spatial frequency, Volumetric imaging
Kaynak
2006 IEEE Ultrasonics Symposium, Vols 1-5, Proceedings
WoS Q Değeri
N/A
Scopus Q Değeri
N/A
Cilt
Sayı
Künye
Wygant, I., Karaman, M., Oralkan, O. & Khuri-Yakub, B. T. (2006). P3H-7 volumetric imaging using fan-beam scanning with reduced redundancy 2D arrays. Paper presented at the 2006 IEEE Ultrasonics Symposium, Vols 1-5, Proceedings, 2190-2193. doi:10.1109/ULTSYM.2006.552