Magnetic resonance system and imaging method thereof
A magnetic resonance and imaging technology, applied in the direction of measuring magnetic variables, measuring devices, instruments, etc., can solve the problems of reducing fill factor, increasing coil loss, and time-consuming adjustment process, so as to improve uniformity and contrast and ensure consistency performance and accuracy, avoiding the effect of excessive absorption rate of radio frequency energy
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[0040] In order to make the above objects, features and advantages of the present invention more obvious and comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.
[0041] The magnetic resonance system mainly includes a scanning control system, a gradient system, a radio frequency system and a superconducting magnet, wherein the superconducting magnet, the gradient system and the radio frequency system are arranged around the scanning cavity, and the superconducting magnet generates uniform and stable Static magnetic field B 0 The main magnetic field, the intensity uniformity of the main magnetic field, the size of the scanning cavity, etc. will affect the signal-to-noise ratio and image resolution of the magnetic resonance signal; the gradient system consists of gradient coils, gradient controllers, digital-to-analog converters, gradient amplifiers and gradient cooling ...
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