CN106972276A - A kind of wave guide slot array antenna array structure based on typography and preparation method thereof - Google Patents
A kind of wave guide slot array antenna array structure based on typography and preparation method thereof Download PDFInfo
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- CN106972276A CN106972276A CN201710157119.3A CN201710157119A CN106972276A CN 106972276 A CN106972276 A CN 106972276A CN 201710157119 A CN201710157119 A CN 201710157119A CN 106972276 A CN106972276 A CN 106972276A
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- China
- Prior art keywords
- wave guide
- typography
- antenna
- waveguide
- guide wall
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/20—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/22—Longitudinal slot in boundary wall of waveguide or transmission line
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- Waveguide Aerials (AREA)
Abstract
The invention discloses a kind of wave guide slot array antenna array structure based on typography, including rectangular waveguide, rectangular waveguide includes wave guide wall, and rectangular waveguide is provided with earth plate, and earth plate is provided with dielectric substrate, and wave guide wall is provided with gap array.The present invention proposes to manufacture millimeter waveguide slot antenna using typography, the structure of proposition can not only provide the precision and relatively low cost for meeting millimere-wave band application, and this structure can be based on by suppressed sidelobes level to a certain extent, typography is applied to the design of Waveguide slot array antenna, and propose a kind of new structure type as a result of typography, while all advantages of original Waveguide slot array antenna are remained, new structure simplifies manufacturing process, also meet and be based on this new construction using the required precision of millimere-wave band, the advantage of composite waveguide slot antenna and paster antenna is combined together, greatly reduce cost, enhance the radiation efficiency of antenna.
Description
Technical field
The present invention relates to printing technology field, specially a kind of wave guide slot array antenna row knot based on typography
Structure and preparation method thereof.
Background technology
A kind of printing, the technology replicated as image and word, its social effect is that it is replicating word and image
Corresponding history culture is recorded and propagated simultaneously, therefore, occurs the Gu of the national necessarily human civilization of printing technology earliest
State.It is Chinese's invention to print as a practical technique for being used for replicating, and the seal known to us is its early stage
Blank.Seal occurs very early in China's history, has about had a large amount of prints by making such as metal, stone, pottery, bones in Yin generation
Chapter.The seal of early stage is generally characters cut in intaglio, i.e., word is recessed occurred in that characters cut in relief seal, i.e. word protruded from print face again later in print face, printed
Chapter is main in history to use function to be the proof as mark or mark, is not already copying as main purpose technique shape
Formula, but the deep principle of relief printing plate and intaglio plate in reproduction technology is contained in simple seal, the invention for printing technology exists
What is printed is edified with highly important in idea.
In recent years, waveguide gap array mountain is in a series of outstanding advantages such as its low-loss high radiation efficiency and performance be stable,
And be used widely and study.For traditional waveguide gap array, generally with mechanical processing toolses, such as milling
Technique, directly processes the dead method difficulty height of corresponding lap gating system on wave guide wall, and precision is low, and tolerance is in 0.03mm or so.It is right
It is this in typically compared with the application of low-frequency range, this precision can still receive, but when it is applied to millimere-wave band or higher frequency
Processing method and precision just turn into a key factor of limitation gap array performance particularly in the Antenna Design of ultralow side lobe
In, when the error for requiring gap length must be controlled below 1 percent, this problem will be protruded more.Certainly, use
Some special installations, can improve machining accuracy, but undoubtedly will greatly increase cost at the same time, and integrated printing paster antenna is in recent years
It is widely applied also obtain.As a result of typography, the process of paster antenna is comparatively simple, and machining accuracy
Very high but mountain is influenceed in using microstrip circuit feed by dielectric loss and surface wave, as frequency is raised, paster antenna
Loss will be increased drastically, so that have a strong impact on the radiation efficiency of antenna therefore, it is how that the respective advantage of above two antenna is comprehensive
It is combined, while above mentioned problem problem exactly to be solved by this invention can be avoided again.
The content of the invention
（One）The technical problem of solution
In view of the shortcomings of the prior art, the invention provides a kind of wave guide slot array antenna array structure based on typography and its
Preparation method, the problem of solving higher cost and relatively low radiation efficiency of antenna.
（Two）Technical scheme
To realize object above, the present invention is achieved by the following technical programs：A kind of Waveguide slot based on typography
Antenna array structure, including rectangular waveguide, rectangular waveguide include wave guide wall, and rectangular waveguide is provided with earth plate, earth plate and set
There is dielectric substrate, and wave guide wall is provided with gap array.
A kind of preparation method of the wave guide slot array antenna array structure based on typography, it would be desirable to which the wave guide wall of fluting is complete
Substituted entirely with the dielectric substrate of plate with ground, the gap array profit on corresponding wave guide wall, wave guide wall is used as by earth plate
Completed with the typography of paster antenna.
It is preferred that, corroded on dielectric substrate using typography and arbitrary gap form.
It is preferred that, the antenna required for same frequency range difference no longer changes whole waveguide, only replaces corresponding medium base
Piece.
It is preferred that, the dielectric substrate of film is will be covered with as wave guide wall, is corroded on metallic film and corresponding gap
Array.
It is preferred that, using brass diaphragm thick 0.05mm come instead of the dielectric substrate of earth plate.
（Three）Beneficial effect
The invention provides a kind of wave guide slot array antenna array structure based on typography and preparation method thereof, possessing following has
Beneficial effect：
1st, the present invention proposes profit for traditional Waveguide slot antenna and micro-strip paster antenna in the shortcoming present in millimere-wave band
Millimeter waveguide slot antenna is manufactured with typography, compared with conventional structure, structure proposed by the present invention not only can be with
The precision and relatively low cost for meeting millimere-wave band application are provided, and this can be based on by suppressed sidelobes level to a certain extent
Plant structure.
2nd, typography is applied to the design of Waveguide slot array antenna by the present invention, and proposes a kind of new structure type
As a result of typography, while all advantages of original Waveguide slot array antenna are remained, new structure is simplified
Manufacturing process, also meets and is based on this new construction using the required precision of millimere-wave band, by composite waveguide slot antenna and patch
The advantage of chip antenna is combined together, and greatly reduces cost, enhances the radiation efficiency of antenna.
3rd, the present invention is compared with conventional method, and new construction is not only simplified in technological process, and high this of precision makes
New construction is easily adapted to the application of millimere-wave band or more wave band, meanwhile, by typography, it can obtain being bordering on preferable square
Shape groove, it is to avoid the non-ideal rectangle of the shape of groove and the frequency drift caused by high-frequency band.
4th, the present invention can be corroded on dielectric substrate using typography arbitrary gap form, designs some original knots
The antenna for the particular/special requirement that structure is extremely difficult to, such as circular polarized antenna, the antenna required for same frequency range difference, required replacing
Be no longer whole waveguide, and be only to replace corresponding dielectric-slab, this has not only saved cost, also improves the flexible of structure
Property.
Brief description of the drawings
Fig. 1 is structural representation of the present invention using typography.
In figure：1 rectangular waveguide, 2 wave guide walls, 3 wave guide walls, 4 dielectric substrates, 5 gap arrays.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Referring to Fig. 1, the present invention provides a kind of technical scheme：A kind of wave guide slot array antenna row knot based on typography
Structure, including rectangular waveguide 1, rectangular waveguide 1 include wave guide wall 2, and rectangular waveguide 1 is provided with earth plate 3, and earth plate 3 is provided with Jie
Matter substrate 4, and wave guide wall 2 is provided with gap array 5.
Generally, when carrying out the analysis and design of antenna, the ideal situation that wave guide wall 2 is zero thickness is often assumed
And with the rise of frequency, the thickness of wave guide wall 2 can be comparable with operation wavelength, now with traditional analysis method
Be introduced into larger model error and if it is considered that thickness, then inevitably make analysis, the difficulty of design and workload greatly
Increase.
By using a kind of preparation method of the wave guide slot array antenna array structure based on typography, it would be desirable to fluting
Wave guide wall 2 is substituted with the dielectric substrate 4 of plate 3 with ground completely, and corresponding wave guide wall 2, wave guide wall 2 are used as by earth plate 3
On gap array 5 completed using the typography of paster antenna.
It is vision, all processes of tactile data print reproduction that typography, which can also be said, including before print, printing, print Hou add
Work and transmission etc., are Yi Menji；Photography, the fine arts, technique, chemistry, electronics, computer software, hardware science and technology, then add considering for environmental protection
Complexity and test superpower a special kind of skill, i.e., by planning as a whole, photography, word processing and artistic design, editor, color separation, plate-making,
The typography occurred in the technology of printing, print Hou processing and forming the batch duplicating fine arts, word, image on demand, this article can be
Conventionally known technique in existing typography.
Compared with conventional method, new construction is not only simplified in technological process, and high this of precision makes new construction very
The application of millimere-wave band or more wave band is easily adapted to, meanwhile, by typography, it can obtain being bordering on preferable rectangular channel, keep away
Exempt from the non-ideal rectangle of the shape of groove and the frequency drift caused by high-frequency band.
Corroded on dielectric substrate 4 using typography and arbitrary gap form, it is difficult to reach to design some original structures
The antenna of the particular/special requirement arrived, such as circular polarized antenna.
The antenna required for same frequency range difference, no longer changes whole waveguide, only replaces corresponding dielectric substrate 4, this
Cost has not only been saved, the flexibility of structure is also improved.
The dielectric substrate 4 of film be will be covered with as wave guide wall 2, corrode on metallic film and corresponding gap array 5.
The dielectric substrate 4 of earth plate 3 is replaced using brass diaphragm thick 0.05mm, by being covered on dielectric substrate 4
Thickness of metal film it is very thin, therefore, even in millimere-wave band it is also assumed that its so as to avoid due to consider wave guide wall 2
A large amount of additional calculations that are thick and introducing increase certain amount of calculation, in original structure（Including gap array scale, gap size
Deng）In the case of constant, the introducing of dielectric substrate 4 effectively suppressed sidelobes electricity will tie up on some points and sidelobe level can be made to exist
10dB is reduced on original base even lower, so as to provide favourable bar for the design of ultra low sidelobe antenna.
The present invention, in the shortcoming present in millimere-wave band, is proposed for traditional Waveguide slot antenna and micro-strip paster antenna
Millimeter waveguide slot antenna is manufactured using typography, compared with conventional structure, structure proposed by the present invention not only may be used
To provide the precision and relatively low cost that meet millimere-wave band application, and suppressed sidelobes level it can be based on to a certain extent
This structure.
Typography is applied to the design of Waveguide slot array antenna, and proposes a kind of new structure type due to use
Typography, while all advantages of original Waveguide slot array antenna are remained, new structure simplifies manufacturing process,
Also meet and be based on this new construction using the required precision of millimere-wave band, by the excellent of composite waveguide slot antenna and paster antenna
Point is combined together, and is greatly reduced cost, is enhanced the radiation efficiency of antenna, solves that cost is higher and radiation of antenna
Less efficient the problem of.
It can be corroded on dielectric substrate using typography and arbitrary gap form, it is difficult to reach to design some original structures
The antenna of the particular/special requirement arrived, such as circular polarized antenna, the antennas required for same frequency range difference, required replacing is no longer
Whole waveguide, and be only to replace corresponding dielectric-slab, this has not only saved cost, also improves the flexibility of structure.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property is included, so that process, method, article or equipment including a series of key elements not only include those key elements, and
And also including other key elements being not expressly set out, or also include for this process, method, article or equipment institute inherently
Key element.In the absence of more restrictions.By sentence " including one ... the key element limited, it is not excluded that including
Also there is other identical element in process, method, article or the equipment of the key element ".
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of wave guide slot array antenna array structure based on typography, including rectangular waveguide（1）, it is characterised in that：Rectangle
Waveguide（1）Including wave guide wall（2）, rectangular waveguide（1）It is provided with earth plate（3）, earth plate（3）It is provided with dielectric substrate（4）, and
Wave guide wall（2）It is provided with gap array（5）.
2. a kind of preparation method of the wave guide slot array antenna array structure based on typography, it is characterised in that：Fluting will be needed
Wave guide wall（2）Plate with ground is used completely（3）Dielectric substrate（4）To substitute, pass through earth plate（3）It is used as corresponding wave guide wall
（2）, wave guide wall（2）On gap array（5）Completed using the typography of paster antenna.
3. a kind of preparation method of wave guide slot array antenna array structure based on typography according to claim 2, its
It is characterised by：In dielectric substrate（4）Upper utilization typography, which is corroded, arbitrary gap form.
4. a kind of preparation method of wave guide slot array antenna array structure based on typography according to claim 2, its
It is characterised by：The antenna required for same frequency range difference, no longer changes whole waveguide, only replaces corresponding dielectric substrate（4）.
5. a kind of preparation method of wave guide slot array antenna array structure based on typography according to claim 2, its
It is characterised by：It will be covered with the dielectric substrate of film（4）It is used as wave guide wall（2）, corrode on metallic film and corresponding gap
Array（5）.
6. a kind of preparation method of wave guide slot array antenna array structure based on typography according to claim 2, its
It is characterised by：Earth plate is replaced using brass diaphragm thick 0.05mm（3）Dielectric substrate（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157119.3A CN106972276A (en) | 2017-03-16 | 2017-03-16 | A kind of wave guide slot array antenna array structure based on typography and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157119.3A CN106972276A (en) | 2017-03-16 | 2017-03-16 | A kind of wave guide slot array antenna array structure based on typography and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106972276A true CN106972276A (en) | 2017-07-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710157119.3A Pending CN106972276A (en) | 2017-03-16 | 2017-03-16 | A kind of wave guide slot array antenna array structure based on typography and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994323A (en) * | 2017-11-27 | 2018-05-04 | 上海航天测控通信研究所 | A kind of method and its device for designing slotted waveguide antenna |
-
2017
- 2017-03-16 CN CN201710157119.3A patent/CN106972276A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994323A (en) * | 2017-11-27 | 2018-05-04 | 上海航天测控通信研究所 | A kind of method and its device for designing slotted waveguide antenna |
| CN107994323B (en) * | 2017-11-27 | 2020-01-14 | 上海航天测控通信研究所 | Method and device for designing waveguide slot array antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170721 |
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| WD01 | Invention patent application deemed withdrawn after publication |