CN106571521A - High temperature resistance antenna - Google Patents
High temperature resistance antenna Download PDFInfo
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- CN106571521A CN106571521A CN201610926648.0A CN201610926648A CN106571521A CN 106571521 A CN106571521 A CN 106571521A CN 201610926648 A CN201610926648 A CN 201610926648A CN 106571521 A CN106571521 A CN 106571521A
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- antenna
- high temperature
- waveguide
- temperature resistant
- radiating
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
- H01Q1/285—Aircraft wire antennas
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Remote Sensing (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Waveguide Aerials (AREA)
- Details Of Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention relates to a high temperature resistance antenna. The high temperature resistance antenna comprises an antenna body, an antenna cover mounted at an outer side of the antenna body, and a heat capacity expansion vessel arranged on the antenna body. Through the high temperature resistance antenna, the heat capacity expansion vessel integrated with waveguide into one body is employed to absorb heat radiated from a wall of the antenna cover, so a temperature rising rate of the antenna members is reduced, and temperature impact on parts such as a connector is reduced. The high temperature resistance antenna is advantaged in that ingenious layout is realized, the structure is novel, high temperature resistance requirements of the antenna in a narrowed space can be satisfied, electrical performance of the antenna under the high temperature environment is guaranteed to be stable and reliable, and the high temperature resistance antenna has strong practicality and application prospects.
Description
Technical field
The present invention relates to a kind of high temperature resistant antenna.
Background technology
With the fast development of modern communication and space technology, antenna as the carrier for radiating and receiving electromagnetic wave, to little
Type, can demand conformal with carrier, adapting to extreme environment antenna it is increasing.During contemporary aircraft high-speed flight, due to
Impacted by high velocity air, being installed on the antenna on its surface can for a long time among hot environment, if it is anti-that heat is not carried out to it
Shield process, the risk that antenna will be faced with high-temperature capability deficiency and fail, it would be highly desirable to solved.
The existing open report for high temperature resistant antenna is less, is concentrated mainly on the civil areas such as low frequency, low speed.
Patent CN204441489U (" a kind of high temperature resistant antenna ") provides a kind of resistant to elevated temperatures a period of time antenna, the patent institute
It is directly exposed on carrier to state antenna, and being provided with one in antenna direction windward can resistant to elevated temperatures rectification baffle plate, it is to avoid antenna
Directly receive airflow scouring.The method is only applicable to the less antenna of size, and the flying speed of antenna carrier be difficult it is too fast.
Patent CN202977726U (" high temperature resistant antenna ") is used by antenna house made by exotic material to day
Line carries out thermal protection, and wraps up antenna body with insulation material layer, farthest to guarantee that in high temperature environments antenna is electric
Performance it is reliable and stable.Though the method can significantly improve the high-temperature stability of antenna, low-frequency antenna is only applicable to, to high frequency
Section antenna its loss can not ignore, even be unable to wave transparent completely.
Patent CN105057826A (" a kind of vacuum brazing method of electronic fuse antenna radiator ") describes one kind
The vacuum brazing method of high temperature resistant fuze antenna, but Principle of Antenna do not designed and is strengthened resistant to elevated temperatures method and is made associated description.
2013《National microwave and millimeter wave proceeding in 2013》Document disclosed in magazine《Ka wave band broad beams are resistance to
High-temperature medium antenna is studied》, based on dielectric-rod antenna and the design principle of medium resonator antenna, it is proposed that and a dielectric rod-
Resonant aerial, the antenna has preferable heat-proof quality and preferably electric property, but the antenna size is larger, during installation
Pneumatic requirement is unsatisfactory for, and is not suitable for the antenna of beam tilt.
2012《Telecom technology》Document disclosed in magazine《S frequency range novel fire resistant Antenna Designs based on LTCC》,
A kind of paster antenna for bearing 400 DEG C of high temperature is described, the key technology of the document is by LTCC and tradition
Paster antenna combined.The aerial loss is big, it is difficult to apply in millimere-wave band.In addition, ceramic bases tree material is hard, nothing
Method is realized conformal with carrier.
At present, it is less with regard to the report of high temperature resistant antenna research field, therefore research is easily achieved, Sidelobe, height are radiated
The high temperature resistant antenna of efficiency becomes more and more important.
The content of the invention
The present invention provides a kind of high temperature resistant antenna, adopts and is absorbed from antenna house with the integrally formed thermal capacity flash vessel of waveguide
The heat that wall is radiated and come, to reduce the heating rate of antenna structure part, reduces the high temperature impact to parts such as connectors, this
Inventive layout is ingenious, and structure is novel, can meet high temperature resistant demand of the antenna in small space, it is ensured that antenna is in hot environment
Lower electric property is reliable and stable, with very strong practicality and application prospect.
In order to achieve the above object, the present invention provides a kind of high temperature resistant antenna, comprising：Antenna body, installed in antenna sheet
The antenna house of external side and the thermal capacity flash vessel being arranged on antenna body；
Described antenna body is included：
Radiating guide, in the radiating guide radiating slot is arranged；
Feed waveguide, its one end is in 90 degree of orthogonal connections with one end of radiating guide；
Waveguide, it is connected with the other end of radiating guide；
Connector, it is arranged on feed waveguide, and is probeed in feed waveguide cavity；
Absorbing load, it is arranged on waveguide end；
Short-circuit block, it is arranged on feed waveguide end；
Heat insulating mattress, it is arranged between feed waveguide and connector；
Described thermal capacity flash vessel is in integral structure with feed waveguide, and it is located between radiating guide and connector,
The thermal capacity flash vessel is included：
Multiple metal arrays, it includes multiple metal columns for arranging in the form of an array, and the metal array is in feed waveguide
Integral structure；
Ring flange, it is located at around metal array, and the ring flange is in integral structure with feed waveguide；
Multiple non-metallic devices, it is fixedly mounted on ring flange, is set on metal array and contacting metal array.
Described feed waveguide is equivalently-sized with the internal chamber wall of radiating guide, the internal chamber wall of described waveguide and radiating guide
It is equivalently-sized.
The side of the broadside center line of described radiating guide arranges parallel resonance formula continuous radiation seam, the length of radiating slot
The distance for deviateing waveguide core line with radiating slot is all adjustable.
Described radiating slot deviates the computational methods of the distance of waveguide core line and includes：
The distribution of outlet surface current can be calculated based on formula (1) and formula (2)：
In formula：η=- 20lg [cos (π A)], η are minor level, and A is a middle anaplasia
Amount；P is an intermediate variable,R is antenna aperture, when x is equidistantly to sample, in the middle of sample point distance arrays
Distance；Number serial number when m is summation, from the beginning of 1, terminates inNumber serial number when n is summation, opens from 1
Begin, terminate in It is a positive integer to wait secondary lobe number；
The current value for calculating is equivalent to conductance, obtains linear array gap using the formula (3) of conductance g and deviates waveguide core line
A series of distance values：
In formula：A is waveguide broadside size；B is Narrow Wall of Waveguide side size；λ is wavelength；λgFor waveguide wavelength；D is radiating slot
Apart from the distance of waveguide broadside center line.
Pad of the described heat insulating mattress comprising central through hole and centrally disposed through hole hole wall outer, central through hole is passed through
Metalized, pad is arranged on the upper surface of heat insulating mattress at central through hole hole wall and lower surface is near central through hole hole
At wall.
Described heat insulating mattress adopts nonmetallic polyfluortetraethylene plate.
Radiating guide and feed waveguide are connected using vacuum brazing method.
The material of described antenna house is adopted and adds quartzy slip high temperature sintering to form in quartz fibre 3 D weaving body,
The shape of antenna house is conformal with carrier.
The through hole that described non-metallic device is all matched comprising multiple sizes and position with metal column, the through hole contacting metal
Post.
The material of described non-metallic device adopts polyimides.
The invention provides a kind of low sidelobe antenna that can be worked under high Aerodynamic Heating environment, using with waveguide one into
The thermal capacity flash vessel of type absorbs from radome wall the heat for radiating and coming, and to reduce the heating rate of antenna structure part, reduces
High temperature impact to parts such as connectors, layout of the present invention is ingenious, and structure is novel, can meet antenna in small space
High temperature resistant demand, it is ensured that in high temperature environments electric property is reliable and stable for antenna, with very strong practicality and application prospect.
Description of the drawings
Fig. 1 is a kind of structural representation of high temperature resistant antenna that the present invention is provided.
Fig. 2 is the structural representation of antenna body.
Fig. 3 is the top view of radiating guide.
Fig. 4 is the top view of heat insulating mattress.
Fig. 5 and Fig. 6 are the structural representations of thermal capacity flash vessel.
Specific embodiment
Below according to Fig. 1～Fig. 6, presently preferred embodiments of the present invention is illustrated.
As shown in figure 1, the present invention provides a kind of high temperature resistant antenna, comprising：Antenna body 10, outside antenna body 10
The antenna house 20 of side and the thermal capacity flash vessel 30 being arranged on antenna body 10, described antenna body 10 is used to radiate
Electromagnetic wave simultaneously receives electromagnetic wave echo from target, and described antenna house 20 is complete by the antenna body 10 being installed on carrier
Cover in, it is to avoid antenna is directly exposed in high velocity air, antenna body 10 is protected from the impact of outside hot-fluid, with heat-insulated
With wave transparent function, and pneumatic requirement is met, described thermal capacity flash vessel 30 is used to expand the thermal capacity of fuse, reduces antenna sheet
The temperature rise rate of body 10.
As shown in Fig. 2 described antenna body 10 is included：
Radiating guide 101, the radiating guide 101 is single rectangular waveguide, and its internal chamber wall size is by aerial radiation wave beam
Angle of inclination decision, arranges radiating slot, for emittance in the radiating guide 101；
Feed waveguide 102, one end of its one end and radiating guide 101 is in 90 degree of orthogonal connections, the feed waveguide 102 it is interior
Cavity wall size is identical with radiating guide 101, the feed waveguide 102 be used for feed and as connector 104, short-circuit block 106 and every
The carrier of heat pad piece 107；
Waveguide 103, it is connected with the other end of radiating guide 101, the internal chamber wall size of the waveguide 103 and radiating guide
101 is identical, the carrier as assembling absorbing load 105；
Connector 104, it is arranged on feed waveguide 102, and is probeed in the cavity of feed waveguide 102, described connector
104 apart from the end of feed waveguide 102 distance and connector 104 the cavity of feed waveguide 102 probe into depth realize jointly from
Feed waveguide 102 arrives the impedance matching of connector 104, to realize from waveguide to coaxial conversion；
Absorbing load 105, it is arranged on the end of waveguide 103, surplus for absorbing radiating slot radiation in waveguide 101 via radiation
Remaining energy；
Short-circuit block 106, it is arranged on the end of feed waveguide 102, for making waveguide form a closed space；
Heat insulating mattress 107, it is arranged between feed waveguide 102 and connector 104, for will be through thermal capacity flash vessel
Remaining hot-fluid isolation after absorption, it is to avoid remaining hot-fluid impacts connector 103.
Screw 108, its effect is that connector 104 and heat insulating mattress 107 are fixedly mounted on feed waveguide 102.
The longitudinal direction parallel connection gap in the Guide of Wide Wall of described radiating guide 101, and be the one of waveguide broadside center line
A series of resonant mode radiating slots are opened in side, and by changing the offset or dish and fine setting gap length of the relative waveguide core in gap day is adjusted
The resonance degree of line and secondary lobe.
The length of radiating slot is approximately the half of operating frequency, and the length of radiating slot receives gap width, clearance distance waveguide
The factors such as the distance of center line, the thickness of wave guide wall have relation.
As shown in figure 3, arranging a continuous radiation seam 1012, day in the side of the broadside center line 1011 of radiating guide 101
The Aperture field distribution of line is weighted design by tyler linear arrays, and Taylor's distribution draws for continuous linear array, in practice
It is by sampling ideal distribution discretization.
The distribution of outlet surface current can be calculated based on formula (1) and formula (2)：
In formula：η=- 20lg [cos (π A)], η are minor level, and A is a middle anaplasia
Amount；P is an intermediate variable,R is antenna aperture, when x is equidistantly to sample, in the middle of sample point distance arrays
Distance；Number serial number when m is summation, from the beginning of 1, terminates inNumber serial number when n is summation, opens from 1
Begin, terminate in
Wherein,For wait secondary lobe number, be a positive integer, 6 are taken in the present embodiment, the value it is bigger distribution closer to
Chebyshev is distributed, and minor level takes -35dB in the present embodiment, it is to be calculated go out linear array CURRENT DISTRIBUTION after, it is possible to use electric current
What the equivalent relation and between shunt conductance and conductance and clearance distance waveguide core line-spacing based on broadside longitudinal direction seam in parallel were sowed discord
Relation, i.e., using a series of shown distance values for obtaining linear array gap deviation waveguide core line of computing formula (3) of conductance g.
In formula：A is waveguide broadside size；B is Narrow Wall of Waveguide side size；λ is wavelength；λgFor waveguide wavelength；D is radiating slot
Apart from the distance of waveguide broadside center line.
As shown in figure 4, described heat insulating mattress 107 is fixed on outside feed waveguide 102 in half flush type limit mounting mode
On wall, pad 1072 of the heat insulating mattress comprising central through hole 1071 and centrally disposed through hole hole wall outer, central through hole
1071 through metalized, and pad 1072 is arranged on the upper surface of heat insulating mattress 107 at central through hole hole wall and following table
At central through hole hole wall, in the present embodiment, described heat insulating mattress 107 adopts nonmetallic polyfluortetraethylene plate in face, every
The factors such as the thickness of heat pad piece 106 is limited by sheet material material, weight, installing space is limited, structural reliability are limited, and thickness is adopted
Optimal value after calculating.
In the present embodiment, radiating guide 101 and feed waveguide 102 are connected using vacuum brazing method.
The material of described antenna house 20 is using the quartzy slip high temperature sintering of addition in quartz fibre 3 D weaving body
Into, high temperature action can be for a long time born, directly bear hot-fluid impact to protect antenna to avoid；The shape of the antenna house 20 and load
Body is conformal；The wall thickness of the antenna house 20 is designed according to half-wave wall thickness principle, and the concrete wall thickness of antenna house 20 can be according to saturating
Ripple rate, gain etc. require to be finely adjusted half-wave wall theoretic throat, to improve the wave transmission rate of antenna house as far as possible, reduce it to day
The loss of line；Spacing distance between the antenna house 20 and antenna body 10 need to be computed optimization.
As shown in Figure 5 and Figure 6, described thermal capacity flash vessel 30 is in integral structure with feed waveguide 102, and it is located at spoke
Ejected wave is led between 101 and connector 104, and the thermal capacity flash vessel 30 is included：
Multiple metal arrays 302, it includes multiple metal columns 3021 for arranging in the form of an array, the metal array 302 with
Feed waveguide 102 is in integral structure, and described metal array 302 is used for the contact surface area of increase and non-metallic device 301,
The heat absorption rate for accelerating non-metallic device 301；
Ring flange 303, it is located at around metal array, and the ring flange 303 is with feed waveguide 102 in integral structure, institute
The ring flange 303 stated is used to fixedly mount non-metallic device 301, and in the present embodiment, ring flange 303 is tied using upper and lower two pieces of formulas
Structure；
Multiple non-metallic devices 301, it includes the through hole 3011 that multiple sizes and position all match with metal column 3021, should
Non-metallic device 301 is fixedly mounted on ring flange 303, is set on metal array 302 and contacting metal array 302, described
The material of non-metallic device 301 adopt polyimides, the thermal capacity of the material is big, can be used as absorbing from antenna structure part
Heat, reduces its heating rate, reduces the high temperature impact to connector 104.
Described metal array 302 forms periodic array by the less metal square column of size, its unit size and week
Period away from consider it is machinable on the basis of be optimized by ANSOFT softwares and obtain, its optimum structure as shown in fig. 6,
In one embodiment of invention, metal array 302 is the array of 2 × 3, and length L of metal column 3021 is 2mm, and width W is
1.5mm, the horizontal seam width T and longitudinal seam width H of array are 1.8mm.
The invention provides a kind of low sidelobe antenna that can be worked under high Aerodynamic Heating environment, using with waveguide one into
The thermal capacity flash vessel of type absorbs from radome wall the heat for radiating and coming, and to reduce the heating rate of antenna structure part, reduces
High temperature impact to parts such as connectors, layout of the present invention is ingenious, and structure is novel, can meet antenna in small space
High temperature resistant demand, it is ensured that in high temperature environments electric property is reliable and stable for antenna, with very strong practicality and application prospect.
Although present disclosure has been made to be discussed in detail by above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read the above, for the present invention's
Various modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. a kind of high temperature resistant antenna, it is characterised in that include：Antenna body (10), the day on the outside of antenna body (10)
Irdome (20) and the thermal capacity flash vessel (30) being arranged on antenna body (10)；
Described antenna body (10) is included：
Radiating guide (101), in the radiating guide (101) radiating slot is arranged；
Feed waveguide (102), its one end is in 90 degree of orthogonal connections with one end of radiating guide (101)；
Waveguide (103), it is connected with the other end of radiating guide (101)；
Connector (104), it is arranged on feed waveguide (102), and is probeed in feed waveguide (102) cavity；
Absorbing load (105), it is arranged on waveguide (103) end；
Short-circuit block (106), it is arranged on feed waveguide (102) end；
Heat insulating mattress (107), it is arranged between feed waveguide (102) and connector (104)；
With feed waveguide (102) in integral structure, it is located at radiating guide (101) and connects described thermal capacity flash vessel (30)
Connect between device (104), the thermal capacity flash vessel (30) is included：
Multiple metal arrays (302), it includes multiple metal columns (3021) for arranging in the form of an array, the metal array (302)
With feed waveguide (102) in integral structure；
Ring flange (303), it is located at around metal array, and the ring flange (303) is with feed waveguide (102) in integral structure；
Multiple non-metallic devices (301), it is fixedly mounted on ring flange (303), is set on metal array (302) and is contacted
Metal array (302).
2. high temperature resistant antenna as claimed in claim 1, it is characterised in that described feed waveguide (102) and radiating guide
(101) internal chamber wall is equivalently-sized, and described waveguide (103) is equivalently-sized with the internal chamber wall of radiating guide (101).
3. high temperature resistant antenna as claimed in claim 1, it is characterised in that the broadside center line of described radiating guide (101)
(1011) side arranges parallel resonance formula continuous radiation seam (1012), and the length and radiating slot (1012) of radiating slot (1012) are partially
All it is adjustable with a distance from waveguide core line.
4. high temperature resistant antenna as claimed in claim 3, it is characterised in that described radiating slot (1012) deviates waveguide core line
The computational methods of distance include：
The distribution of outlet surface current can be calculated based on formula (1) and formula (2)：
In formula：η=- 20lg [cos (π A)], η are minor level, and A is an intermediate variable；P is
One intermediate variable,R is antenna aperture, distance when x is equidistantly to sample, in the middle of sample point distance arrays；m
Number serial number when being summation, from the beginning of 1, terminates inNumber serial number when n is summation, from the beginning of 1, terminates in It is a positive integer to wait secondary lobe number；
The current value for calculating is equivalent to conductance, and using the formula (3) of conductance g waveguide core line is deviateed in linear array gap one is obtained
Serial distance value：
In formula：A is waveguide broadside size；B is Narrow Wall of Waveguide side size；λ is wavelength；λgFor waveguide wavelength；D is radiating slot distance
The distance of waveguide broadside center line.
5. high temperature resistant antenna as claimed in claim 1, it is characterised in that described heat insulating mattress (107) is comprising central through hole
(1071) and centrally disposed through hole hole wall outer pad (1072), central through hole (1071) is through metalized, pad
(1072) upper surface of heat insulating mattress (107) is arranged at central through hole hole wall and lower surface is near central through hole hole wall
Place.
6. high temperature resistant antenna as claimed in claim 5, it is characterised in that described heat insulating mattress (107) is using nonmetallic
Polyfluortetraethylene plate.
7. high temperature resistant antenna as claimed in claim 1, it is characterised in that radiating guide is connected using vacuum brazing method
And feed waveguide (102) (101).
8. high temperature resistant antenna as claimed in claim 1, it is characterised in that the material of described antenna house (20) is adopted in quartz
Quartzy slip high temperature sintering is added to form in fibre three-dimensional knitted body, the shape of antenna house (20) is conformal with carrier.
9. high temperature resistant antenna as claimed in claim 1, it is characterised in that described non-metallic device (301) is comprising multiple chis
The through hole (3011) that very little and position all matches with metal column (3021), through hole (3011) the contacting metal post (3021).
10. high temperature resistant antenna as claimed in claim 9, it is characterised in that the material of described non-metallic device (301) is adopted
Polyimides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610926648.0A CN106571521B (en) | 2016-10-31 | 2016-10-31 | A kind of high temperature resistant antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610926648.0A CN106571521B (en) | 2016-10-31 | 2016-10-31 | A kind of high temperature resistant antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106571521A true CN106571521A (en) | 2017-04-19 |
| CN106571521B CN106571521B (en) | 2019-06-14 |
Family
ID=58534296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610926648.0A Active CN106571521B (en) | 2016-10-31 | 2016-10-31 | A kind of high temperature resistant antenna |
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| Country | Link |
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| CN (1) | CN106571521B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987889A (en) * | 2018-08-10 | 2018-12-11 | 昆山恩电开通信设备有限公司 | A kind of integrated blindmate antenna integrated with system equipment |
| CN109687104A (en) * | 2018-12-20 | 2019-04-26 | 中国科学院上海微系统与信息技术研究所 | Narrow pitch angle list slot antenna of a kind of width horizontal angle and preparation method thereof |
| CN113038801A (en) * | 2021-03-17 | 2021-06-25 | 中国科学院合肥物质科学研究院 | Steady-state high-power antenna displacement compensator |
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| CN202817172U (en) * | 2012-09-26 | 2013-03-20 | 北京航天长征飞行器研究所 | High temperature resistant Ka-band wide beam receiving and transmitting antenna |
| CN202977726U (en) * | 2012-12-18 | 2013-06-05 | 深圳市鼎耀科技有限公司 | Heat resisting antenna |
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| US4839662A (en) * | 1985-01-18 | 1989-06-13 | Canadian Astronautics Limited | Composite waveguide coupling aperture having a varying thickness dimension |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987889A (en) * | 2018-08-10 | 2018-12-11 | 昆山恩电开通信设备有限公司 | A kind of integrated blindmate antenna integrated with system equipment |
| CN108987889B (en) * | 2018-08-10 | 2023-11-21 | 昆山恩电开通信设备有限公司 | Integrated blind-mate antenna integrated with system equipment |
| CN109687104A (en) * | 2018-12-20 | 2019-04-26 | 中国科学院上海微系统与信息技术研究所 | Narrow pitch angle list slot antenna of a kind of width horizontal angle and preparation method thereof |
| CN109687104B (en) * | 2018-12-20 | 2024-03-01 | 中国科学院上海微系统与信息技术研究所 | Wide-horizontal angle and narrow-pitch angle single-slit antenna and manufacturing method thereof |
| CN113038801A (en) * | 2021-03-17 | 2021-06-25 | 中国科学院合肥物质科学研究院 | Steady-state high-power antenna displacement compensator |
| CN113038801B (en) * | 2021-03-17 | 2023-05-30 | 中国科学院合肥物质科学研究院 | Steady-state high-power antenna displacement compensator |
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| Publication number | Publication date |
|---|---|
| CN106571521B (en) | 2019-06-14 |
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