CN106767160A - A kind of radio frequency/optics beam synthesizer - Google Patents
A kind of radio frequency/optics beam synthesizer Download PDFInfo
- Publication number
- CN106767160A CN106767160A CN201611068607.9A CN201611068607A CN106767160A CN 106767160 A CN106767160 A CN 106767160A CN 201611068607 A CN201611068607 A CN 201611068607A CN 106767160 A CN106767160 A CN 106767160A
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- Prior art keywords
- radio frequency
- beam synthesizer
- optics beam
- coating
- optics
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G3/00—Aiming or laying means
- F41G3/32—Devices for testing or checking
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The present invention relates to a kind of radio frequency/optics beam synthesizer, including the square unit structure being made up of substrate and coating, substrate uses optical material, and substrate front side is coated with coating, and coating uses high-reflectivity metal, there is the hollow out figure being repeated cyclically on coating.Above-mentioned beam synthesizer is coated with FSS planes in optical material surface, it is ensured that surface quality, the high reflectance of optical signalling is ensured, while radiofrequency signal can be made by FSS surface transmissions, it is to avoid the change of polarization state.
Description
Technical field
The present invention relates to radio frequency/optics combined guidance simulation technical field, more particularly to a kind of radio frequency/optics
Beam synthesizer.
Background technology
The urgent of precision guided weapon is needed but so that optics/radio frequency combined guidance weapon turns into the study hotspot of various countries, extremely
No matter this is directed to optics/penetrate in combined guidance target seeker research field or combined guidance HWIL simulation research field
This core key technology is launched/received to the Shared aperture of frequency.The realization of this key technology relies on radio frequency/optics beam synthesizer
Part.
Current radio frequency/optics beam synthesizer mainly has：It is coated with the media plate of optical reflectance coating, foam base plate
Frequence-selective surface (FSS) etc..Traditional optical flat speculum is that the light to optical light beam is realized by the plated film on glass lens
Road changes, and the processing technology of traditional frequency-selective surfaces is to be based on micro Process light on a printed circuit based on circuit engineering
What lithography was realized.
Wherein, the shortcoming for being coated with the media plate of optical reflectance coating is：Because media plate will allow the optical ray of reflection
It is consistent with millimeter wave sight line, flat board and millimeter wave sight line oblique, the polarization state of such millimeter wave must just will change
Become, it is necessary to pass through one calibration system of structure and polarization state is corrected；Brought due to the size limitation of Dichroic beam combiner
Millimeter Wave Scattering also can not be ignored.The shortcoming of the frequence-selective surface (FSS) in foam base plate is：The surface of making can not show a candle to use
The deielectric-coating surface that traditional optical film plating process makes is smooth, and the influence to optical region optical characteristics that rough surface causes is
The maximum shortcoming part of this technology.
In a word, a kind of beam synthesizer of optics/radio frequency Shared aperture transmission is short of in the prior art, both can guarantee that optics was believed
Number high reflectance, the high-transmission rate of radiofrequency signal is can guarantee that again.
The content of the invention
In view of above-mentioned analysis, the present invention is intended to provide a kind of radio frequency/optics beam synthesizer, is coated with optical substrate
FSS surfaces, it is ensured that the high reflectance of optical signalling, the high-transmission rate of radiofrequency signal, application schematic diagram is as shown in Figure 3.
The purpose of the present invention is mainly achieved through the following technical solutions：
Provide a kind of radio frequency/optics beam synthesizer in based on one embodiment of the present of invention, including by substrate and
The square unit structure of coating composition, substrate uses optical material, and substrate front side is coated with coating, and coating is using high reflectance gold
Category, there is the hollow out figure being repeated cyclically on coating.
In based on an alternative embodiment of the invention, optical material is quartz glass or microcrystal glass material.
In based on an alternative embodiment of the invention, high-reflectivity metal is copper or gold.
In based on an alternative embodiment of the invention, the hollow out figure being repeated cyclically is cross gap ring.
In based on an alternative embodiment of the invention, the hollow out figure being repeated cyclically is Y words gap ring.
In based on an alternative embodiment of the invention, substrate surface flatness reaches optical grade.
In based on an alternative embodiment of the invention, coating surface flatness reaches optical grade.
In based on an alternative embodiment of the invention, by several square unit structures by splicing composition different size
Radio frequency/optics beam synthesizer.
In based on an alternative embodiment of the invention, optical signalling reaches radio frequency/optics beam synthesizer with 45 degree of angles
Front, the visual field of target seeker is reflected into by coating；Radiofrequency signal passes through saturating from radio frequency/optics beam synthesizer back side simultaneously
Penetrate, into the visual field of target seeker, optical signalling is mixed to form radio frequency/optical signalling with radiofrequency signal.
The present invention has the beneficial effect that：
FSS planes are coated with optical material surface, it is ensured that surface quality, it is ensured that the high reflectance of optical signalling, while can
So that radiofrequency signal is by FSS surface transmissions, it is to avoid the change of polarization state.
Other features and advantages of the present invention will be illustrated in the following description, also, the partial change from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write
Specifically noted structure is realized and obtained in book, claims and accompanying drawing.
Brief description of the drawings
Accompanying drawing is only used for showing the purpose of specific embodiment, and is not considered as limitation of the present invention, in whole accompanying drawing
In, identical reference symbol represents identical part.
Fig. 1 is a kind of coating surface schematic diagram of radio frequency/optics beam synthesizer；
Fig. 2 is cross gap ring element structural representation；
Fig. 3 is a kind of application schematic diagram of radio frequency/optics beam synthesizer：
Fig. 4 is a kind of fundamental diagram of radio frequency/optics beam synthesizer.
Specific embodiment
The preferred embodiments of the present invention are specifically described below in conjunction with the accompanying drawings, wherein, accompanying drawing constitutes the application part, and
It is used to explain principle of the invention together with embodiments of the present invention.
A specific embodiment of the invention, discloses a kind of radio frequency/optics beam synthesizer：
Including the square unit structure being made up of substrate and coating.Substrate uses optical material, and optical material is quartzy glass
The materials such as glass, devitrified glass, coating uses high-reflectivity metal, and high-reflectivity metal is the metals such as copper, gold, there is the cycle on coating
Property repeat hollow out figure.
Coating is one side metal-coated membrane, and the hollow out figure being repeated cyclically can be cross gap ring, Y words gap or Y words
Gap ring and various shapes compound pattern etc..
In a preferred embodiment, baseplate material is vitreous silica, and thickness is 5 ± 0.1mm (preferably 5mm), and length is
30mm, width is 25mm, constitutes a pattern of 10*8 by square gap ring structure periodic arrangement, as shown in Figure 1.It is being coated with
Before, optical substrate need to carry out surface grinding, its surface is reached the surface smoothness of optical grade plane, RMS≤1/30 λ, P-V values
≤ 1/8 λ, satisfaction is coated with plating conditions.Coating is gold, and thickness is 2um, the dielectric constant er=3.9 of medium, and loss tangent angle is
0.0004.Coating surface is optical grade, its surface surface figure accuracy RMS≤λ/8, it is had reflectivity high to optical signalling
(typically greater than 80%).
Various sizes of radio frequency/optics beam synthesizer can be obtained by splicing square unit structure, size is reachable
More than 300mm*300mm.
Further, pierced pattern is cross gap ring, as shown in Figure 1 and Figure 2, square list is obtained using direct engraving method
Meta structure, devises band logical FSS of the resonant frequency near 35GHz.
The specific dimensional parameters of structure are as shown in Fig. 2 as illustrated, hollow out figure is cross gap ring, gap width is g
=0.1mm, the outer width l=1.88mm of Roundabout, Roundabout it is interior along width w=0.2mm, square unit structure
Length of side D=2.8mm.Lithographic accuracy pattern error is less than 2um.
Optics and radiofrequency signal are combined in incident direction, are subsequently projected on the entrance pupil of tested target seeker, and its is worked
Journey is as shown in figure 3, when optical signalling reaches synthesizer front with 45 degree of angles, be reflected into the visual field of target seeker；While radio frequency
The signal slave synthesizer back side by transmission after, also into the visual field of target seeker.
As shown in figure 4, during real work, large area beam synthesizer, radio-frequency signal source, optical signal source are placed in be measured leading
The homonymy of leader, the light of optical signal source transmitting reaches and mirror parallel placement by inclining the speculum at 45 degree of angles and reflexing to
The preceding surface of large area beam synthesizer, by after reflection add target seeker visual field, meanwhile, radiofrequency signal source antenna is penetrated
Frequency signal, from after the transmission of the large area beam synthesizer back side, into target seeker visual field, radiofrequency signal is mixed to form with optical signalling
Radio frequency/optical signalling.
In sum, a kind of radio frequency/optics beam synthesizer is the embodiment of the invention provides, its advantage is：In light
Learn material surface and be coated with FSS planes, it is ensured that surface quality, it is ensured that the high reflectance of optical signalling, while radiofrequency signal can be made
By FSS surface transmissions, it is to avoid the change of polarization state.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
Should all be included within the scope of the present invention.
Claims (9)
1. a kind of radio frequency/optics beam synthesizer, it is characterised in that including the square unit structure being made up of substrate and coating,
Substrate uses optical material, and substrate front side is coated with coating, and coating uses high-reflectivity metal, has what is be repeated cyclically to engrave on coating
Empty graphic.
2. a kind of radio frequency/optics beam synthesizer as claimed in claim 1, it is characterised in that the optical material is quartz
Glass or microcrystal glass material.
3. a kind of radio frequency/optics beam synthesizer as claimed in claim 1, it is characterised in that the high-reflectivity metal is
Copper or gold.
4. a kind of radio frequency/optics beam synthesizer as described in claim any one of 1-3, it is characterised in that the periodicity
The hollow out figure for repeating is cross gap ring.
5. a kind of radio frequency/optics beam synthesizer as described in claim any one of 1-3, it is characterised in that the periodicity
The hollow out figure for repeating is Y words gap or Y words gap ring.
6. a kind of radio frequency/optics beam synthesizer as described in claim any one of 1-3, it is characterised in that the substrate table
Surface evenness reaches optical grade.
7. a kind of radio frequency/optics beam synthesizer as described in claim any one of 1-3, it is characterised in that the coating table
Surface evenness reaches optical grade.
8. a kind of radio frequency/optics beam synthesizer as claimed in claim 1, it is characterised in that by several rectangular cells knots
Structure is by splicing the various sizes of radio frequency/optics beam synthesizer of composition.
9. a kind of radio frequency/optics beam synthesizer as described in claim 1 or 8, it is characterised in that optical signalling is with 45 degree of angles
The radio frequency/optics beam synthesizer front is reached, the visual field of target seeker is reflected into by the coating；Simultaneously radiofrequency signal from
By transmission, into the visual field of target seeker, optical signalling mixes shape with radiofrequency signal at the radio frequency/optics beam synthesizer back side
Into radio frequency/optical signalling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611068607.9A CN106767160B (en) | 2016-11-29 | 2016-11-29 | A kind of radio frequency/optics beam synthesizer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611068607.9A CN106767160B (en) | 2016-11-29 | 2016-11-29 | A kind of radio frequency/optics beam synthesizer |
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| CN106767160A true CN106767160A (en) | 2017-05-31 |
| CN106767160B CN106767160B (en) | 2018-09-21 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897331A (en) * | 2018-05-11 | 2018-11-27 | 安徽尼古拉电子科技有限公司 | A kind of aircraft altitude control method and system based on Radar Technology |
| CN110708406A (en) * | 2019-10-09 | 2020-01-17 | Oppo广东移动通信有限公司 | Shell, preparation method thereof and electronic equipment |
| CN111983565A (en) * | 2020-07-31 | 2020-11-24 | 哈尔滨新光光电科技股份有限公司 | Wave beam synthesizer |
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| CN101303407A (en) * | 2008-05-28 | 2008-11-12 | 哈尔滨工业大学 | Thin film type infrared-radar beam synthesizer |
| CN103454773A (en) * | 2013-01-08 | 2013-12-18 | 北京理工大学 | Common-caliber beam forming device for infrared rays/lasers/microwaves/millimeter waves |
| CN103487860A (en) * | 2013-08-30 | 2014-01-01 | 中国科学院长春光学精密机械与物理研究所 | Radar/infrared two-waveband frequency selective surface |
| CN103904387A (en) * | 2012-12-28 | 2014-07-02 | 中国航空工业第六○七研究所 | Millimeter wave transmission and optical reflection dual-mode structure |
| CN104215950A (en) * | 2014-09-19 | 2014-12-17 | 北京仿真中心 | Method, device and method for forming infrared-microwave beam |
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2016
- 2016-11-29 CN CN201611068607.9A patent/CN106767160B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101303407A (en) * | 2008-05-28 | 2008-11-12 | 哈尔滨工业大学 | Thin film type infrared-radar beam synthesizer |
| CN103904387A (en) * | 2012-12-28 | 2014-07-02 | 中国航空工业第六○七研究所 | Millimeter wave transmission and optical reflection dual-mode structure |
| CN103454773A (en) * | 2013-01-08 | 2013-12-18 | 北京理工大学 | Common-caliber beam forming device for infrared rays/lasers/microwaves/millimeter waves |
| CN103487860A (en) * | 2013-08-30 | 2014-01-01 | 中国科学院长春光学精密机械与物理研究所 | Radar/infrared two-waveband frequency selective surface |
| CN104215950A (en) * | 2014-09-19 | 2014-12-17 | 北京仿真中心 | Method, device and method for forming infrared-microwave beam |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897331A (en) * | 2018-05-11 | 2018-11-27 | 安徽尼古拉电子科技有限公司 | A kind of aircraft altitude control method and system based on Radar Technology |
| CN110708406A (en) * | 2019-10-09 | 2020-01-17 | Oppo广东移动通信有限公司 | Shell, preparation method thereof and electronic equipment |
| CN110708406B (en) * | 2019-10-09 | 2021-05-18 | Oppo广东移动通信有限公司 | Shell, preparation method thereof and electronic equipment |
| CN111983565A (en) * | 2020-07-31 | 2020-11-24 | 哈尔滨新光光电科技股份有限公司 | Wave beam synthesizer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106767160B (en) | 2018-09-21 |
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