CH495557A - Hochfrequenzkopf-System für eine Apparatur zur Messung der kernmagnetischen Resonanz - Google Patents
Hochfrequenzkopf-System für eine Apparatur zur Messung der kernmagnetischen ResonanzInfo
- Publication number
- CH495557A CH495557A CH1172069A CH1172069A CH495557A CH 495557 A CH495557 A CH 495557A CH 1172069 A CH1172069 A CH 1172069A CH 1172069 A CH1172069 A CH 1172069A CH 495557 A CH495557 A CH 495557A
- Authority
- CH
- Switzerland
- Prior art keywords
- magnetic resonance
- nuclear magnetic
- head system
- frequency head
- measuring nuclear
- Prior art date
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
- G01R33/28—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
- G01R33/3621—NMR receivers or demodulators, e.g. preamplifiers, means for frequency modulation of the MR signal using a digital down converter, means for analog to digital conversion [ADC] or for filtering or processing of the MR signal such as bandpass filtering, resampling, decimation or interpolation
-
- 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
- G01R33/30—Sample handling arrangements, e.g. sample cells, spinning mechanisms
-
- 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
- G01R33/3628—Tuning/matching of the transmit/receive coil
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB38051/68A GB1275902A (en) | 1968-08-09 | 1968-08-09 | Nuclear magnetic resonance probe |
Publications (1)
Publication Number | Publication Date |
---|---|
CH495557A true CH495557A (de) | 1970-08-31 |
Family
ID=10400830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1172069A CH495557A (de) | 1968-08-09 | 1969-07-31 | Hochfrequenzkopf-System für eine Apparatur zur Messung der kernmagnetischen Resonanz |
Country Status (7)
Country | Link |
---|---|
US (1) | US3603871A (de) |
CH (1) | CH495557A (de) |
DE (1) | DE1938722C3 (de) |
FR (1) | FR2016915A1 (de) |
GB (1) | GB1275902A (de) |
NL (1) | NL6912047A (de) |
SE (1) | SE357265B (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1518541A (en) * | 1975-05-14 | 1978-07-19 | Perkin Elmer Ltd | Nuclear magnetic resonance |
US4093911A (en) * | 1977-02-22 | 1978-06-06 | Varian Associates, Inc. | Nuclear magnetic resonance spectrometer employing an improved resonance signal gating circuit |
US4093910A (en) * | 1977-02-22 | 1978-06-06 | Varian Associates, Inc. | Nuclear magnetic resonance pick-up circuit for control of resonance conditions |
DE2907083C2 (de) * | 1979-02-23 | 1983-08-25 | Siemens AG, 1000 Berlin und 8000 München | Supraleitende Magnetwicklung mit mehrren Wicklungslagen |
US4633181A (en) * | 1983-08-11 | 1986-12-30 | Regents Of The University Of Calif. | Apparatus and method for increasing the sensitivity of a nuclear magnetic resonance probe |
US4728896A (en) * | 1984-07-31 | 1988-03-01 | Oxford Research Systems Limited | Method and apparatus for obtaining N.M.R. spectra and coils for use therein |
US4680548A (en) * | 1984-10-09 | 1987-07-14 | General Electric Company | Radio frequency field coil for NMR |
US4648405A (en) * | 1985-04-30 | 1987-03-10 | Elscint, Ltd. | Body probes |
US4769605A (en) * | 1986-11-26 | 1988-09-06 | Kabushiki Kaisha Toshiba | Network to cancel coupling between channels of quadrature antenna coil assembly in a magnetic resonance imaging system |
US4731585A (en) * | 1987-02-24 | 1988-03-15 | Kabushiki Kaisha Toshiba | Antenna coupling circuit for magnetic resonance imaging |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2908858A (en) * | 1952-08-08 | 1959-10-13 | Varian Associates | Decoupling means for electrical circuits |
-
1968
- 1968-08-09 GB GB38051/68A patent/GB1275902A/en not_active Expired
-
1969
- 1969-07-30 DE DE1938722A patent/DE1938722C3/de not_active Expired
- 1969-07-31 CH CH1172069A patent/CH495557A/de not_active IP Right Cessation
- 1969-08-04 US US847363A patent/US3603871A/en not_active Expired - Lifetime
- 1969-08-07 NL NL6912047A patent/NL6912047A/xx unknown
- 1969-08-08 FR FR6927615A patent/FR2016915A1/fr not_active Withdrawn
- 1969-08-08 SE SE11067/69A patent/SE357265B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1938722A1 (de) | 1970-02-19 |
FR2016915A1 (de) | 1970-05-15 |
GB1275902A (en) | 1972-06-01 |
DE1938722B2 (de) | 1978-02-23 |
SE357265B (de) | 1973-06-18 |
US3603871A (en) | 1971-09-07 |
DE1938722C3 (de) | 1978-10-19 |
NL6912047A (de) | 1970-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |