JPS61254839A - 磁気共鳴イメ−ジング装置 - Google Patents
磁気共鳴イメ−ジング装置Info
- Publication number
- JPS61254839A JPS61254839A JP60097314A JP9731485A JPS61254839A JP S61254839 A JPS61254839 A JP S61254839A JP 60097314 A JP60097314 A JP 60097314A JP 9731485 A JP9731485 A JP 9731485A JP S61254839 A JPS61254839 A JP S61254839A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic field
- static magnetic
- gradient
- frequency
- transmitter
- 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
Links
- 238000002595 magnetic resonance imaging Methods 0.000 title claims 2
- 230000003068 static effect Effects 0.000 claims abstract description 62
- 230000005284 excitation Effects 0.000 claims abstract description 17
- 238000013480 data collection Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims description 15
- 238000003384 imaging method Methods 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 claims description 3
- 230000002194 synthesizing effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 18
- 238000012937 correction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 230000001131 transforming effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
- 238000012546 transfer Methods 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
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3607—RF waveform generators, e.g. frequency generators, amplitude-, frequency- or phase modulators or shifters, pulse programmers, digital to analog converters for the RF signal, means for filtering or attenuating of the RF signal
Landscapes
- Physics & Mathematics (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 |
---|---|---|---|
JP60097314A JPS61254839A (ja) | 1985-05-08 | 1985-05-08 | 磁気共鳴イメ−ジング装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60097314A JPS61254839A (ja) | 1985-05-08 | 1985-05-08 | 磁気共鳴イメ−ジング装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61254839A true JPS61254839A (ja) | 1986-11-12 |
JPH0322775B2 JPH0322775B2 (enrdf_load_stackoverflow) | 1991-03-27 |
Family
ID=14189024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60097314A Granted JPS61254839A (ja) | 1985-05-08 | 1985-05-08 | 磁気共鳴イメ−ジング装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61254839A (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6363441A (ja) * | 1986-09-03 | 1988-03-19 | 横河電機株式会社 | 核磁気共鳴撮像装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59200947A (ja) * | 1983-04-30 | 1984-11-14 | Toshiba Corp | Mri装置における静磁場強度調整方法 |
-
1985
- 1985-05-08 JP JP60097314A patent/JPS61254839A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59200947A (ja) * | 1983-04-30 | 1984-11-14 | Toshiba Corp | Mri装置における静磁場強度調整方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6363441A (ja) * | 1986-09-03 | 1988-03-19 | 横河電機株式会社 | 核磁気共鳴撮像装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0322775B2 (enrdf_load_stackoverflow) | 1991-03-27 |
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