NL8801078A - Quadratuur rf-spoelenstelsel voor mr apparaat. - Google Patents
Quadratuur rf-spoelenstelsel voor mr apparaat. Download PDFInfo
- Publication number
- NL8801078A NL8801078A NL8801078A NL8801078A NL8801078A NL 8801078 A NL8801078 A NL 8801078A NL 8801078 A NL8801078 A NL 8801078A NL 8801078 A NL8801078 A NL 8801078A NL 8801078 A NL8801078 A NL 8801078A
- Authority
- NL
- Netherlands
- Prior art keywords
- coil
- quadrature
- lamda
- coil system
- transmission line
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 16
- 230000005284 excitation Effects 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 239000004020 conductor Substances 0.000 abstract 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000004611 spectroscopical analysis 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
- G01R33/3678—Electrical details, e.g. matching or coupling of the coil to the receiver involving quadrature drive or detection, e.g. a circularly polarized RF magnetic field
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8801078A NL8801078A (nl) | 1988-04-26 | 1988-04-26 | Quadratuur rf-spoelenstelsel voor mr apparaat. |
JP4691289U JPH022685U (enrdf_load_stackoverflow) | 1988-04-26 | 1989-04-24 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8801078A NL8801078A (nl) | 1988-04-26 | 1988-04-26 | Quadratuur rf-spoelenstelsel voor mr apparaat. |
NL8801078 | 1988-04-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8801078A true NL8801078A (nl) | 1989-11-16 |
Family
ID=19852205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8801078A NL8801078A (nl) | 1988-04-26 | 1988-04-26 | Quadratuur rf-spoelenstelsel voor mr apparaat. |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPH022685U (enrdf_load_stackoverflow) |
NL (1) | NL8801078A (enrdf_load_stackoverflow) |
-
1988
- 1988-04-26 NL NL8801078A patent/NL8801078A/nl not_active Application Discontinuation
-
1989
- 1989-04-24 JP JP4691289U patent/JPH022685U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH022685U (enrdf_load_stackoverflow) | 1990-01-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7518551B2 (en) | Methods and systems for tracking signals with diverse polarization properties | |
EP0674355B1 (en) | Simplified tracking antenna | |
KR102825999B1 (ko) | 송수신기를 위한 라디오 주파수 루프백 | |
US11119166B2 (en) | Magnetic resonance scanner and local coil matrix for operation at low magnetic field strengths | |
EP0231249B1 (en) | Interface system for nmr spectrometer and quadrature probe | |
US20070229076A1 (en) | Coil apparatus and nuclear magnetic resonance apparatus using the same | |
US4075552A (en) | Wide-band nuclear magnetic resonance spectrometer | |
EP0196134A1 (en) | Magnetic resonance imaging apparatus including two orthogonal r.f. coils | |
JPH0277236A (ja) | Mr検査装置 | |
US4812763A (en) | Electron spin resonance spectrometer | |
US6150817A (en) | Magnetic resonance apparatus having reduced "dead time" | |
EP1279969B1 (en) | Balanced mode operation of a high frequency NMR probe | |
US4782297A (en) | Electron spin resonance spectrometer | |
NL8801078A (nl) | Quadratuur rf-spoelenstelsel voor mr apparaat. | |
US3849781A (en) | Radar system | |
US3582950A (en) | Tracking antenna system | |
US4782296A (en) | Electron spin resonance spectrometer | |
EP0937262B1 (en) | Method for reducing "dead time" in a magnetic resonance apparatus | |
US4777440A (en) | Magnetic resonance imaging apparatus in which a rotating field is generated and detected | |
JPH0648446Y2 (ja) | 核磁気共鳴装置の送受信回路 | |
US20250244422A1 (en) | 1h transmit/receive switch for 3t and 7t magnetic resonance imaging | |
Allen et al. | An instantaneous microwave polarimeter | |
JPH0194834A (ja) | Nmr用高周波プローブ及びnmr信号測定方法 | |
US4044318A (en) | Ganged radio frequency filter | |
JPH0919414A (ja) | Mri装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1B | A search report has been drawn up | ||
BV | The patent application has lapsed |