DocumentCode
2098846
Title
A spiral 2D phased array for 3D imaging
Author
Sumanaweera, Thilaka S. ; Schwartz, Jodi ; Napolitano, Dave
Author_Institution
Acuson Labs., Mountain View, CA, USA
Volume
2
fYear
1999
fDate
1999
Firstpage
1271
Abstract
Presents simulation results suggesting that 2D arrays constructed by arranging N elements in an exponential spiral, while achieving comparable beam widths, have smaller grating lobes and produce more symmetric point spread functions than random and periodic sparse arrays operating under similar conditions. All simulations were carried out mimicking the function of a commercial ultrasound scanner
Keywords
biomedical transducers; biomedical ultrasonics; ultrasonic transducer arrays; 3D imaging; N elements arrangement; beam width; commercial ultrasound scanner function mimicking; grating lobes; periodic sparse arrays; point spread functions; spiral 2D phased array; Apertures; Brain modeling; Costs; Gratings; Image quality; Phased arrays; Power supplies; Shadow mapping; Spirals; Ultrasonic imaging;
fLanguage
English
Publisher
ieee
Conference_Titel
Ultrasonics Symposium, 1999. Proceedings. 1999 IEEE
Conference_Location
Caesars Tahoe, NV
ISSN
1051-0117
Print_ISBN
0-7803-5722-1
Type
conf
DOI
10.1109/ULTSYM.1999.849228
Filename
849228
Link To Document