GB753128A - Improvements in or relating to ultra-high-frequency amplifiers - Google Patents
Improvements in or relating to ultra-high-frequency amplifiersInfo
- Publication number
- GB753128A GB753128A GB36652/54A GB3665254A GB753128A GB 753128 A GB753128 A GB 753128A GB 36652/54 A GB36652/54 A GB 36652/54A GB 3665254 A GB3665254 A GB 3665254A GB 753128 A GB753128 A GB 753128A
- Authority
- GB
- United Kingdom
- Prior art keywords
- wave
- frequency
- nutation
- resonator
- circularly polarized
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F7/00—Parametric amplifiers
- H03F7/02—Parametric amplifiers using variable-inductance element; using variable-permeability element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
- H01P7/06—Cavity resonators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S1/00—Masers, i.e. devices using stimulated emission of electromagnetic radiation in the microwave range
- H01S1/02—Masers, i.e. devices using stimulated emission of electromagnetic radiation in the microwave range solid
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices
- H03F3/58—Amplifiers using transit-time effect in tubes or semiconductor devices using travelling-wave tubes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Microwave Tubes (AREA)
- Hall/Mr Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR949349X | 1953-12-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB753128A true GB753128A (en) | 1956-07-18 |
Family
ID=9474507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB36652/54A Expired GB753128A (en) | 1953-12-28 | 1954-12-17 | Improvements in or relating to ultra-high-frequency amplifiers |
Country Status (7)
Country | Link |
---|---|
US (1) | US2825765A (xx) |
BE (1) | BE534335A (xx) |
CH (1) | CH335422A (xx) |
DE (1) | DE949349C (xx) |
FR (1) | FR1096655A (xx) |
GB (1) | GB753128A (xx) |
NL (1) | NL193571A (xx) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2958045A (en) * | 1960-10-25 | anderson | ||
US2976492A (en) * | 1961-03-21 | Solid state maser | ||
US2981894A (en) * | 1961-04-25 | scovil | ||
US3064201A (en) * | 1962-11-13 | Damon | ||
US3001141A (en) * | 1961-09-19 | Source | ||
US2980870A (en) * | 1954-02-15 | 1961-04-18 | Gen Precision Inc | Microwave field rotator |
US2908878A (en) * | 1955-05-27 | 1959-10-13 | Robert F Sullivan | Microwave switching device |
US2963661A (en) * | 1956-05-09 | 1960-12-06 | Bell Telephone Labor Inc | Wave guide filter |
US2965863A (en) * | 1956-06-19 | 1960-12-20 | Bell Telephone Labor Inc | Magnetic tuned cavity resonator |
US2950442A (en) * | 1956-08-30 | 1960-08-23 | Bell Telephone Labor Inc | Passive signal intensifier |
US2951216A (en) * | 1956-12-17 | 1960-08-30 | Hughes Aircraft Co | Reflectionless microwave filter |
US2978649A (en) * | 1957-05-20 | 1961-04-04 | Bell Telephone Labor Inc | Solid state microwave device |
NL105047C (xx) * | 1957-02-15 | |||
US3022466A (en) * | 1957-11-07 | 1962-02-20 | weiss | |
US2945744A (en) * | 1958-02-14 | 1960-07-19 | Bell Telephone Labor Inc | Magnetic materials |
US2970274A (en) * | 1958-03-21 | 1961-01-31 | Bell Telephone Labor Inc | Solid state amplifier |
US3078419A (en) * | 1958-03-24 | 1963-02-19 | Gen Electric | Ferromagnetic amplifier and frequency converter |
US3018443A (en) * | 1958-05-20 | 1962-01-23 | Rca Corp | Parameric amplifier with lower frequency pumping |
DE1098049B (de) * | 1958-05-28 | 1961-01-26 | Nat Res Dev | Mischanordnung fuer Mikrowellen unter Verwendung eines Ferritstabes |
US2997673A (en) * | 1958-06-13 | 1961-08-22 | Hughes Aircraft Co | Microwave filter |
US3090012A (en) * | 1958-07-31 | 1963-05-14 | Gen Electric | Microwave ferrite parametric amplifier using frequency doubling and lower frequency pump |
US3014184A (en) * | 1958-08-18 | 1961-12-19 | Hughes Aircraft Co | Ferrite parametric amplifier |
NL242761A (xx) * | 1958-12-15 | |||
US3064214A (en) * | 1958-12-30 | 1962-11-13 | Bell Telephone Labor Inc | Microwave ferrite switch |
US3076149A (en) * | 1959-09-15 | 1963-01-29 | Hughes Aircraft Co | Coupled-cavity traveling-wave parametric amplifier |
US3072859A (en) * | 1959-12-01 | 1963-01-08 | Ibm | Four spin flip maser with single maser action |
US3244993A (en) * | 1962-02-06 | 1966-04-05 | Raytheon Co | Electronically adjustable spin-wave delay line and parametric amplifier |
US3379985A (en) * | 1966-02-09 | 1968-04-23 | Nippon Electric Co | High frequency magnetic amplifier employing "attractive exchange interaction" between spin waves |
US3504303A (en) * | 1967-05-04 | 1970-03-31 | Japan Broadcasting Corp | Reentrant cavity type circulator |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2644930A (en) * | 1949-03-24 | 1953-07-07 | Gen Precision Lab Inc | Microwave polarization rotating device and coupling network |
NL92837C (xx) * | 1951-05-26 |
-
0
- BE BE534335D patent/BE534335A/xx unknown
- NL NL193571D patent/NL193571A/xx unknown
-
1953
- 1953-12-28 FR FR1096655D patent/FR1096655A/fr not_active Expired
-
1954
- 1954-12-03 CH CH335422D patent/CH335422A/fr unknown
- 1954-12-14 US US475078A patent/US2825765A/en not_active Expired - Lifetime
- 1954-12-17 GB GB36652/54A patent/GB753128A/en not_active Expired
- 1954-12-28 DE DEM25603A patent/DE949349C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL193571A (xx) | |
FR1096655A (fr) | 1955-06-23 |
DE949349C (de) | 1956-09-20 |
US2825765A (en) | 1958-03-04 |
BE534335A (xx) | |
CH335422A (fr) | 1958-12-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB753128A (en) | Improvements in or relating to ultra-high-frequency amplifiers | |
US2776412A (en) | Magnetic system for microwave components | |
US2787765A (en) | Magnetically controlled ferrite phase shifter having birefringent properties | |
US2911554A (en) | Non-reciprocal wave transmission device | |
GB731362A (en) | Waveguide apparatus for varying the polerization of electromagnetic waves | |
US2962676A (en) | Ultra-high frequency gyromagnetic frequency changer | |
US3274519A (en) | Frequency selective coupling device having ferrite elements biased to different resonant frequencies | |
US3113278A (en) | Microwave power limiter utilizing detuning action of gyromagnetic material at high r-f power level | |
US2948868A (en) | Frequency sensitive electromagnetic wave device | |
GB892101A (en) | Improvements in gyromagnetic testing apparatus | |
US2936369A (en) | Ferrite microwave mixer | |
GB793164A (en) | Improvements in or relating to non-reciprocal electromagnetic transmission systems | |
US2972105A (en) | Magnetic field responsive apparatus | |
GB597251A (en) | Improvements in or relating to electromagnetic waveguides | |
GB1043887A (en) | Microwave cavity resonator | |
GB803621A (en) | Improvements in or relating to electromagnetic wave devices | |
US2956245A (en) | Microwave isolator | |
US3078419A (en) | Ferromagnetic amplifier and frequency converter | |
Karayianis et al. | Birefringence of ferrites in circular waveguide | |
Linchevskyi | The effect of magnetomechanical resonance on light polarization in magneto-optical crystals | |
US3178652A (en) | Circulator-modulator frequency control system | |
US3076132A (en) | Harmonic generator | |
Kenworthy et al. | Apparatus for nuclear-electron double resonance at 3300 gauss with moderately high resolution | |
Robinson | Broad-Band Hybrid Junctions (Correspondence) | |
US3059108A (en) | Frequency changer |