JPS61161441A - Ｎｍｒ断層撮像装置の位相補正方法 - Google Patents

Ｎｍｒ断層撮像装置の位相補正方法

Info

Publication number
JPS61161441A
JPS61161441A JP60002831A JP283185A JPS61161441A JP S61161441 A JPS61161441 A JP S61161441A JP 60002831 A JP60002831 A JP 60002831A JP 283185 A JP283185 A JP 283185A JP S61161441 A JPS61161441 A JP S61161441A
Authority
JP
Japan
Prior art keywords
omega
projection
phase
magnetic field
echo signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP60002831A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0340608B2 (fr
Inventor
Kazuya Hoshino
星野　和哉
Noriaki Yamada
山田　範明
Hiroyuki Matsuura
裕之 松浦
Sunao Sugiyama
直 杉山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GE Healthcare Japan Corp
Yokogawa Electric Corp
Original Assignee
Yokogawa Electric Corp
Yokogawa Medical Systems Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yokogawa Electric Corp, Yokogawa Medical Systems Ltd filed Critical Yokogawa Electric Corp
Priority to JP60002831A priority Critical patent/JPS61161441A/ja
Publication of JPS61161441A publication Critical patent/JPS61161441A/ja
Publication of JPH0340608B2 publication Critical patent/JPH0340608B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP60002831A 1985-01-11 1985-01-11 Ｎｍｒ断層撮像装置の位相補正方法 Granted JPS61161441A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60002831A JPS61161441A (ja) 1985-01-11 1985-01-11 Ｎｍｒ断層撮像装置の位相補正方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60002831A JPS61161441A (ja) 1985-01-11 1985-01-11 Ｎｍｒ断層撮像装置の位相補正方法

Publications (2)

Publication Number Publication Date
JPS61161441A true JPS61161441A (ja) 1986-07-22
JPH0340608B2 JPH0340608B2 (fr) 1991-06-19

Family

ID=11540364

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60002831A Granted JPS61161441A (ja) 1985-01-11 1985-01-11 Ｎｍｒ断層撮像装置の位相補正方法

Country Status (1)

Country Link
JP (1) JPS61161441A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989000833A1 (fr) * 1987-07-31 1989-02-09 Yokogawa Medical Systems, Ltd. Procede de commande de phase d'image dans une image obtenues par resonance magnetique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989000833A1 (fr) * 1987-07-31 1989-02-09 Yokogawa Medical Systems, Ltd. Procede de commande de phase d'image dans une image obtenues par resonance magnetique

Also Published As

Publication number Publication date
JPH0340608B2 (fr) 1991-06-19

Similar Documents

Publication Publication Date Title
JPH0349255B2 (fr)
JPH0244220B2 (fr)
JP3538249B2 (ja) Ｍｒｉｓ装置
JPS61161441A (ja) Ｎｍｒ断層撮像装置の位相補正方法
JPH02211124A (ja) 磁気共鳴イメージング装置
JP3152684B2 (ja) Ｍｒ装置
JP3907944B2 (ja) 磁気共鳴イメージング方法及び装置
JP3112930B2 (ja) 磁気共鳴装置
JPH11216126A (ja) 核磁気共鳴検査装置
JP3526347B2 (ja) 磁気共鳴イメージング装置
JP3209820B2 (ja) Ｍｒｉ装置
JP3447099B2 (ja) Ｍｒｉ装置
JPH0475638A (ja) 磁気共鳴イメージング装置
JPS61172550A (ja) 核磁気共鳴撮像装置の磁場強度分布測定方法
US6774630B2 (en) MRI apparatus
JP3439845B2 (ja) Ｍｒｉ用ランプドｒｆパルスの生成方法およびｍｒｉ装置
JPH0564635A (ja) Ｍｒｉ装置における水，脂肪スペクトルの分離表示方法
JPH0938065A (ja) 核磁気共鳴検査装置
JP4318836B2 (ja) 磁気共鳴イメージング装置
JPH038215B2 (fr)
JP2597098B2 (ja) 磁気共鳴イメージング装置
JP2603813Y2 (ja) Ｍｒｉ装置
JPH0472585A (ja) Ｍｒ装置
JPH04246326A (ja) Ｍｒイメージング装置
JPS61168342A (ja) Ｎｍｒ断層撮像装置のア−テイフアクト防止方法