CN1996659A - The high-frequency circuit structure for the mutual conversion of the coaxial electric mode of the rectangular waveguide mode and round waveguide - Google Patents
The high-frequency circuit structure for the mutual conversion of the coaxial electric mode of the rectangular waveguide mode and round waveguide Download PDFInfo
- Publication number
- CN1996659A CN1996659A CN 200510130764 CN200510130764A CN1996659A CN 1996659 A CN1996659 A CN 1996659A CN 200510130764 CN200510130764 CN 200510130764 CN 200510130764 A CN200510130764 A CN 200510130764A CN 1996659 A CN1996659 A CN 1996659A
- Authority
- CN
- China
- Prior art keywords
- mode
- waveguide
- circular waveguide
- resonant cavity
- frequency circuit
- 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.)
- Pending
Links
Images
Abstract
This invention relates to one rectangle wave guide mode and round wave guide mode conversion high frequency circuit structure, wherein, its rectangle wave guide and co-axis resonance chamber is connected by cross; the co-axis resonance chamber inner wall is connected to the round wave guide through the couple holes with other end connected to the round wave guide for work mode of TE0n; the rectangle wave guide mode TE10 mode excitation co-axis resonance chamber mode.
Description
Technical field
The present invention relates to high power broadband millimeter wave device gyrotron travelling-wave amplifier and the backward wave tube technical field of circling round, is that a kind of square wave guided mode of novelty and the electric mould of circle of circular waveguide are changed high-frequency circuit topology mutually.
Background technology
Gyrotron is based on electronic cyclotron maser (ECM) mechanism, the millimeter wave with broadband character, the high-power coherent source of pseudo millimeteric wave, because of its at High Accuracy Radar, mm-wave imaging, aspects such as high performance material processing, microwave catalysis and directional energy microwave weapon have major application and are worth, and take much count of its theory and experimental study in the world.For gyrotron traveling wave tube, its broadband amplification characteristic needs the broadband input coupling circuit to cooperate; For the broadband continuous tuning backward wave tube that circles round, its radio-frequency field energy demand is by the load of feeding of broadband output coupling circuit.Therefore one of key technology of gyrotron research is to solve high frequency I/O coupling circuit is realized input pattern and mode of operation in broad frequency range effective transfer problem.At present, this difficult problem does not also reach good solution in the gyrotron research field.
Summary of the invention
The objective of the invention is to solve gyrotron radio-frequency field energy than the feed-in in the wider frequency range with feed out problem, and a kind of square wave guided mode TE is provided
10Mould and work mould circular waveguide mould TE
0nThe broadband high-frequency circuit topology that mould transforms mutually.
For achieving the above object, technical solution of the present invention provides the electric mould of circle of a kind of square wave guided mode and circular waveguide and changes high-frequency circuit topology mutually, and its rectangular waveguide is connected with the circular waveguide quadrature by coaxial resonant cavity, and central shaft separately is vertical mutually; Rectangular waveguide connects a coaxial resonant cavity, and coaxial resonant cavity is connected with circular waveguide by coupling aperture, and circular waveguide one end connects for mode of operation TE
0nThe circular waveguide that mould ends; Square wave guided mode TE
10The oscillation mode of excitation coaxial resonant cavity encourages circular waveguide TE again by coupling aperture
0nThe die worker does.
Described conversion high-frequency circuit topology, its described coupling aperture is positioned at the junction of coaxial resonant cavity and circular waveguide, in the directed evenly distribution of circumferencial direction, periodic arrangement.
High-frequency circuit topology of the present invention can be realized square wave guided mode TE at Ku wave band, Ka wave band and W wave band by changing waveguide dimensions in proportion
10Mould and work mould circular waveguide mould TE
0nMould transforms mutually, have working band wide (three dB bandwidth is 4%), loss is little, mode distortion is little, simple in structure, be easy to the characteristics of Project Realization.This high-frequency circuit topology can effectively solve the feed-in of gyrotron radio-frequency field energy in broad frequency range and feed out problem, and can effectively improve the notes-Bo interaction efficiency of gyrotron.The solution of this difficult problem is significant and practical value for the research and the engineering practicability of high power millimeter wave gyrotron amplifier, and can promote high power millimeter wave, submillimeter wave coherent source progress of research.
High-frequency circuit of the present invention is except that the I/O coupling high-frequency circuit that can be used as different-waveband high power broadband gyrotron traveling wave tube, also can be used as the different-waveband broadband high-frequency output circuit of the adjustable backward wave tube that circles round continuously, realize the output of linear polarization mould side, utilize depressed collector to improve the operating efficiency of gyrotron.
Description of drawings
Accompanying drawing 1 has provided square wave guided mode TE
10Mould and work mould circular waveguide mould TE
0nThe high-frequency circuit topology schematic diagram that mould is changed mutually.
Embodiment
High-frequency circuit topology of the present invention adopts rectangular waveguide side input cylinder resonator, utilizes rectangular waveguide TE
10Mould has encouraged the TE of coaxial resonant cavity
N1Mould, energy of electromagnetic field plays the electric mould TE of circle by the coupling aperture of periodic arrangement at the circular waveguide underexcitation
0nMould.
As shown in Figure 1, rectangular waveguide 1 is connected with circular waveguide 4 quadratures, and central shaft separately is vertical mutually.Rectangular waveguide 1 with circular waveguide 4 junctions, the side connects the inside and outside wall of coaxial resonant cavity 2 respectively, coaxial resonant cavity 2 is connected with circular waveguide 4 by coupling aperture 3, circular waveguide 4 one ends connect for mode of operation TE
0nThe circular waveguide 5 that mould ends; Coupling aperture 3 is positioned at the junction of coaxial resonant cavity 2 and circular waveguide 4, evenly distributes periodic arrangement at coaxial resonant cavity 2 circumferencial directions; Square wave guided mode TE
10The oscillation mode of excitation coaxial resonant cavity 2 encourages circular waveguide TE again by coupling aperture 3
0nThe die worker does.
Claims (2)
1, the electric mould of circle of a kind of square wave guided mode and circular waveguide is changed high-frequency circuit topology mutually, it is characterized in that, rectangular waveguide is connected with the circular waveguide quadrature by coaxial resonant cavity, and central shaft separately is vertical mutually; Rectangular waveguide connects a coaxial resonant cavity, and coaxial resonant cavity is connected with circular waveguide by coupling aperture, and circular waveguide one end connects for mode of operation TE
0nThe circular waveguide that mould ends; Square wave guided mode TE
10The oscillation mode of excitation coaxial resonant cavity encourages circular waveguide TE again by coupling aperture
0nThe die worker does.
2, conversion high-frequency circuit topology as claimed in claim 1 is characterized in that, described coupling aperture is positioned at the junction of coaxial resonant cavity and circular waveguide, in the directed evenly distribution of rectangular waveguide side circumferencial direction, periodic arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510130764 CN1996659A (en) | 2005-12-28 | 2005-12-28 | The high-frequency circuit structure for the mutual conversion of the coaxial electric mode of the rectangular waveguide mode and round waveguide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510130764 CN1996659A (en) | 2005-12-28 | 2005-12-28 | The high-frequency circuit structure for the mutual conversion of the coaxial electric mode of the rectangular waveguide mode and round waveguide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1996659A true CN1996659A (en) | 2007-07-11 |
Family
ID=38251644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510130764 Pending CN1996659A (en) | 2005-12-28 | 2005-12-28 | The high-frequency circuit structure for the mutual conversion of the coaxial electric mode of the rectangular waveguide mode and round waveguide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1996659A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101609114B (en) * | 2008-06-18 | 2011-08-31 | 中国科学院电子学研究所 | Visible detection method for electromagnetic field mode for designing millimeter wave gyrotron |
| CN101540427B (en) * | 2008-03-19 | 2012-11-14 | 中国科学院电子学研究所 | Coupled cavity for gyro-traveling wave amplifiers and coupling mode therefor |
| CN104051205A (en) * | 2014-06-17 | 2014-09-17 | 电子科技大学 | Novel gyro traveling-wave tube coupling input structure |
| CN104538271A (en) * | 2014-12-29 | 2015-04-22 | 中国电子科技集团公司第十二研究所 | Comb line slow wave structure working on high-order pass band |
| CN105552483A (en) * | 2015-12-17 | 2016-05-04 | 电子科技大学 | TE<0>0n/TE<0>1n mode exciter |
| CN105914117A (en) * | 2016-04-20 | 2016-08-31 | 电子科技大学 | Confocal waveguide broadband input coupling device |
| CN107221734A (en) * | 2017-06-15 | 2017-09-29 | 电子科技大学 | A kind of commissure formula resonator for wireless power transfer |
| CN114783849A (en) * | 2022-03-04 | 2022-07-22 | 电子科技大学 | Double-confocal waveguide cyclotron traveling wave tube input coupler based on coaxial resonant cavity structure |
-
2005
- 2005-12-28 CN CN 200510130764 patent/CN1996659A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101540427B (en) * | 2008-03-19 | 2012-11-14 | 中国科学院电子学研究所 | Coupled cavity for gyro-traveling wave amplifiers and coupling mode therefor |
| CN101609114B (en) * | 2008-06-18 | 2011-08-31 | 中国科学院电子学研究所 | Visible detection method for electromagnetic field mode for designing millimeter wave gyrotron |
| CN104051205A (en) * | 2014-06-17 | 2014-09-17 | 电子科技大学 | Novel gyro traveling-wave tube coupling input structure |
| CN104051205B (en) * | 2014-06-17 | 2016-03-30 | 电子科技大学 | Gyrotron traveling wave tube coupling input structure |
| CN104538271A (en) * | 2014-12-29 | 2015-04-22 | 中国电子科技集团公司第十二研究所 | Comb line slow wave structure working on high-order pass band |
| CN105552483A (en) * | 2015-12-17 | 2016-05-04 | 电子科技大学 | TE<0>0n/TE<0>1n mode exciter |
| CN105552483B (en) * | 2015-12-17 | 2018-04-06 | 电子科技大学 | A kind of TEO0n/TEO1n mode exciters |
| CN105914117A (en) * | 2016-04-20 | 2016-08-31 | 电子科技大学 | Confocal waveguide broadband input coupling device |
| CN107221734A (en) * | 2017-06-15 | 2017-09-29 | 电子科技大学 | A kind of commissure formula resonator for wireless power transfer |
| CN107221734B (en) * | 2017-06-15 | 2019-02-26 | 电子科技大学 | A kind of commissure formula resonant cavity for wireless power transfer |
| CN114783849A (en) * | 2022-03-04 | 2022-07-22 | 电子科技大学 | Double-confocal waveguide cyclotron traveling wave tube input coupler based on coaxial resonant cavity structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1996659A (en) | The high-frequency circuit structure for the mutual conversion of the coaxial electric mode of the rectangular waveguide mode and round waveguide | |
| CN106997839B (en) | A kind of slow-wave structure based on Meta Materials | |
| CN102377000A (en) | High-frequency conversion structure with rectangular-circular mode | |
| CN104064422A (en) | Small all-metal slow wave device | |
| CN105161390A (en) | Novel metamaterial high-power microwave source | |
| Lin et al. | A 0.3 THz multi-beam extended interaction klystron based on TM 10, 1, 0 mode coaxial coupled cavity | |
| CN104953281B (en) | A kind of medium resonator antenna of frequency-adjustable | |
| CN111916323B (en) | Over-mode dual-band expansion interaction oscillator based on three-dimensional metal grid | |
| CN108550510A (en) | A kind of gyrotron traveling wave tube input coupler with high electronic beam current passband | |
| CN113035672A (en) | Double-electron-beam expansion interaction circuit based on gap high-order mode | |
| CN102915898B (en) | Zigzag waveguide slow-wave line | |
| Wang et al. | Design and measurement of a broadband compact TE 11 mode input coupler for an X-band gyrotron traveling wave tube | |
| CN109887820B (en) | Folded waveguide forward wave-return wave feedback type terahertz radiation source | |
| CN201465983U (en) | Curved groove loading meandering waveguide slow-wave line | |
| CN112864547B (en) | A accurate optical mode converter of miniaturized broadband for W wave band EIO | |
| CN113161216B (en) | Compact double-confocal waveguide cyclotron traveling wave tube input coupler | |
| CN110767962B (en) | Circular waveguide TM11Mode exciter | |
| Zhang et al. | A truncated sine waveguide for G-band TWT | |
| CN204333200U (en) | The spatial power combiner of a kind of waveguide-bis-Coupler in finline-microstrip line form | |
| CN104538718B (en) | A kind of spatial power combiner of the double Coupler in finline microstrip line forms of waveguide | |
| CN114937584B (en) | High-frequency medium loading structure for high-order mode rotary traveling wave tube | |
| CN114464515B (en) | Frequency-locking phase-locking and allocating structure of different-cavity magnetron | |
| Ji et al. | Analysis on Resonant Cavities of 231GHz EIA with Trapezoid Subwavelength Holes | |
| CN114664615B (en) | High-frequency structure of rotary klystron of four-cavity high-power output TE01 mode | |
| CN216958506U (en) | Dual-polarized panel antenna unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |