JPH0334334B2 - - Google Patents
Info
- Publication number
- JPH0334334B2 JPH0334334B2 JP60056430A JP5643085A JPH0334334B2 JP H0334334 B2 JPH0334334 B2 JP H0334334B2 JP 60056430 A JP60056430 A JP 60056430A JP 5643085 A JP5643085 A JP 5643085A JP H0334334 B2 JPH0334334 B2 JP H0334334B2
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- magnetic field
- gradient magnetic
- pulses
- subject
- 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
- 238000005481 NMR spectroscopy Methods 0.000 claims description 32
- 230000003068 static effect Effects 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 7
- 230000005284 excitation Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 description 19
- 230000005415 magnetization Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 239000012491 analyte Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002247 constant time method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000002075 inversion recovery Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001131 transforming effect Effects 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
- G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
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 |
|---|---|---|---|
| JP60056430A JPS61213756A (ja) | 1985-03-20 | 1985-03-20 | 核磁気共鳴検査装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60056430A JPS61213756A (ja) | 1985-03-20 | 1985-03-20 | 核磁気共鳴検査装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61213756A JPS61213756A (ja) | 1986-09-22 |
| JPH0334334B2 true JPH0334334B2 (zh) | 1991-05-22 |
Family
ID=13026870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60056430A Granted JPS61213756A (ja) | 1985-03-20 | 1985-03-20 | 核磁気共鳴検査装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61213756A (zh) |
-
1985
- 1985-03-20 JP JP60056430A patent/JPS61213756A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61213756A (ja) | 1986-09-22 |
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