JPH0340608B2 - - Google Patents
Info
- Publication number
- JPH0340608B2 JPH0340608B2 JP60002831A JP283185A JPH0340608B2 JP H0340608 B2 JPH0340608 B2 JP H0340608B2 JP 60002831 A JP60002831 A JP 60002831A JP 283185 A JP283185 A JP 283185A JP H0340608 B2 JPH0340608 B2 JP H0340608B2
- Authority
- JP
- Japan
- Prior art keywords
- projection
- phase
- magnetic field
- nmr
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 claims description 20
- 238000003384 imaging method Methods 0.000 claims description 6
- 230000001131 transforming effect Effects 0.000 claims description 2
- 230000009466 transformation Effects 0.000 claims 1
- 238000005481 NMR spectroscopy Methods 0.000 description 10
- 230000010355 oscillation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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)
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 JPS61161441A (ja) | 1986-07-22 |
| JPH0340608B2 true 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) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6434345A (en) * | 1987-07-31 | 1989-02-03 | Yokogawa Medical Syst | Method for correcting phase of image of nuclear magnetic resonance tomographic imaging apparatus |
-
1985
- 1985-01-11 JP JP60002831A patent/JPS61161441A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61161441A (ja) | 1986-07-22 |
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