A GTO speed-up inverter for fast-scan magnetic resonance imaging

Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC

Volumn , Issue , 1992, Pages 479-486

  Mueller, O M ^a   Roemer, P B ^a   Park, J N ^a   Souza, S P ^a   St Peters, R L ^a  

^a GENERAL ELECTRIC COMPANY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRIC INVERTERS; POWER ELECTRONICS; RESONANT CIRCUITS;

FAST SCAN; GATE TURN-OFF THYRISTORS; GRADIENT FIELDS; HIGH POWER ELECTRONICS; HIGH-EFFICIENCY; LINEAR AMPLIFIERS; POWER CONVERSION TECHNIQUES; SWITCH MODES;

MAGNETIC RESONANCE IMAGING;

EID: 81855191771     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/APEC.1992.228371     Document Type: Conference Paper

References (9)

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4. R.R. Rzedzian: "A method for instant whole-body MR imaging at 2Tesla and system design considerations in its implementation." Book of Abstracts, 6th Annual Meeting, Society of Magnetic Resonance in Medicine, Aug. 17-21, 1987, p. 229.
5. P. Mansfield, R.J. Coxon: "Inductive circuit arrangements". US Patent No. 4,820,986, April 11, 1989.
6. P.B. Roemer, K.M. Bradshaw: "Balanced self-shielded gradient coils", US-Patent No. 4,794,338, Dec. 27, 1988.
7. F. Wirth: "High-speed snubberless operation of GTOs using a new gate drive technique." IEEE Trans. IA, vol. 24, No.1, Jan./Febr. 1988
8. O. Mueller, P.B. Roemer, W.A. Edelstein: "Gradient current speed-up circuit for high-speed NMR imaging system." US Patent No. 5,017,871. May 21, 1991.
9. R. Basset, C. Smith: "GTO Tutorial". Part 1-3, PCIM, July-Sept. 1989.