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1. JPWO2006051665 - 位相折り返し展開方法とこの方法を用いた磁気共鳴イメージング装置

Office
Japan
Application Number 2006515489
Application Date 12.10.2005
Publication Number WO2006051665
Publication Date 18.05.2006
Publication Kind A1
IPC
A61B 5/055
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Measuring for diagnostic purposes; Identification of persons
05Measuring for diagnosis by means of electric currents or magnetic fields
055involving electronic or nuclear magnetic resonance, e.g. magnetic resonance imaging
G01R 33/3875
GPHYSICS
01MEASURING; TESTING
RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
33Arrangements or instruments for measuring magnetic variables
20involving magnetic resonance
28Details of apparatus provided for in groups G01R33/44-G01R33/6496
38Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
387Compensation of inhomogeneities
3875using correction coil assemblies, e.g. active shimming
CPC
G01R 33/56563
GPHYSICS
01MEASURING; TESTING
RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
33Arrangements or instruments for measuring magnetic variables
20involving magnetic resonance
44using nuclear magnetic resonance [NMR]
48NMR imaging systems
54Signal processing systems, e.g. using pulse sequences ; , Generation or control of pulse sequences
56Image enhancement or correction, e.g. subtraction or averaging techniques ; , e.g. improvement of signal-to-noise ratio and resolution
565Correction of image distortions, e.g. due to magnetic field inhomogeneities
56563caused by a distortion of the main magnetic field B0, e.g. temporal variation of the magnitude or spatial inhomogeneity of B0
Applicants 株式会社東芝
キヤノンメディカルシステムズ株式会社
Inventors 池戸 雅人
油井 正生
Agents 鈴江 武彦
村松 貞男
橋本 良郎
河野 哲
中村 誠
Priority Data 2004326640 10.11.2004 JP
Title
(JA) 位相折り返し展開方法とこの方法を用いた磁気共鳴イメージング装置
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