Electricity: measuring and testing – Particle precession resonance – Using a nuclear resonance spectrometer system
Patent
1988-03-04
1990-04-24
Williams, Hezron E.
Electricity: measuring and testing
Particle precession resonance
Using a nuclear resonance spectrometer system
324309, G01R 3320
Patent
active
049203142
ABSTRACT:
A magnetic resonance system is arranged to invert the polarity of a slicing gradient magnetic field pulse each time the selective excitation is repeated, and additively combine two types of imaging data corresponding to the opposite polarities of the slicing gradient field pulse to form a magnetic resonance image.
REFERENCES:
patent: 4021726 (1977-05-01), Garroway et al.
patent: 4284948 (1981-08-01), Young
patent: 4718424 (1988-01-01), Nishimura
R. J. Sutherland et al., "Three-Dimensional NMR Imaging Using Selective Excitement", J. Phys. E: Sci. Instrum., vol. 11, 1978, 79-83.
Kabushiki Kaisha Toshiba
O'Shea Kevin D.
Williams Hezron E.
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