CN204632922U - A kind of high-gain horn antenna loaded based on Meta Materials - Google Patents
A kind of high-gain horn antenna loaded based on Meta Materials Download PDFInfo
- Publication number
- CN204632922U CN204632922U CN201520262991.0U CN201520262991U CN204632922U CN 204632922 U CN204632922 U CN 204632922U CN 201520262991 U CN201520262991 U CN 201520262991U CN 204632922 U CN204632922 U CN 204632922U
- Authority
- CN
- China
- Prior art keywords
- metamaterial
- structure unit
- horn antenna
- metamaterial structure
- flat
- 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 - Fee Related
Links
Landscapes
- Waveguide Aerials (AREA)
Abstract
The utility model discloses a kind of high-gain horn antenna loaded based on Meta Materials, four screws comprising standard horn antenna, metamaterial flat and fix for metamaterial flat location, metamaterial flat is close to arrangement forms by multiple four kinds of metamaterial structure unit with different inner metal structures size is parallel, be loaded on the output actinal surface of standard horn antenna, the electromagnetic wave phase and magnitude distribution of horn antenna can be adjusted, and then realize its high-gain radiation.The utility model can be used in microwave and millimeter wave communication and radar antenna feed system, its advantage is applicable to the miniaturization of antenna-feedback system, lightweight, integrated, cost degradation, and its process-cycle is short, multiple radiance easily can be realized by the metamaterial flat changing the arrangement of different structure unit.
Description
Technical field
The utility model belongs to microwave and millimeter wave antenna technical field, relates to a kind of high-gain horn antenna.
Background technology
Horn antenna is a kind of antenna form conventional in modern communications and radar system, because it has the feature such as high power capacity and low-loss, is specially adapted in high-power and extremely high frequency system.Just, along with the fast development of modern communications and radar system, the requirement on electric performance of microwave and millimeter wave antenna is more and more higher, simultaneously also towards the future development of miniaturization, lightweight, integrated, cost degradation, therefore, the Curve guide impeller of horn antenna is still a large focus of scientific circles and industrial quarters.
For improving the radiation gain of horn antenna and then realizing the telecommute of system, the people such as Yang Rui disclose high-gain ultra broadband ripple double-ridged horn antenna (Yang Rui, Kong Xianghui, Wang Hui, Lei Zhenya that a kind of di-lens loads, the high-gain ultra broadband ripple double-ridged horn antenna that lens load, Chinese invention patent, application number 201410740432.6, applying date 2014.12.08), by loading the dielectric material of particular curvature, achieving the electromagnetic wave phase place adjustment of horn antenna output actinal surface and then improve the radiation gain of antenna.Just there is the shortcomings such as complex structure, processing cost are high, Heavy Weight in this horn antenna.The people such as Abdelrahman disclose a kind of high-gain aerial (A.H.Abdelrahman loaded by three layers of transmission surface, A.Z.Elsherbeni, and Y.Fan, " High-Gain and Broadband Transmitarray Antenna Using Triple-Layer Spiral Dipole Elements, " Antennas and Wireless Propagation Letters, IEEE, vol.13, pp.1288-1291, 2014), by adjusting the different size unit arrangement of three layers of transmittance structure, realize the electromagnetic wave phase place adjustment of antenna output end actinal surface and then promote the radiation gain of antenna.Just the mismachining tolerance on three layers of transmission surface is large, cost is high, and between each Rotating fields, Coupling Characteristics difficulty causes the design cycle long.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that above-mentioned prior art exists, and provides a kind of high-gain horn antenna loaded based on Meta Materials, under the prerequisite realizing the radiation of antenna high-gain, realizes integrated, lightweight and the cost degradation of its structure simultaneously.
For achieving the above object, the technical scheme that the utility model is taked is: a kind of high-gain horn antenna loaded based on Meta Materials, four screws comprising standard horn antenna, metamaterial flat and fix for metamaterial flat location; By being printed on, the on-chip multiple first metamaterial structure unit of single-layer medium, the second metamaterial structure unit, the 3rd metamaterial structure unit and the 4th metamaterial structure unit are parallel to be close to arrangement and to form described metamaterial flat, the concrete number of four kinds of metamaterial structure unit determine by the size of standard horn antenna output actinal surface and electromagnetic wave amplitude-phase distribution situation with putting in order, and is drilled with the through hole that four location are fixed in the corner of metamaterial flat; The output end face corner of described standard horn antenna is drilled with the fixing screw hole in four location; The diameter of thread of described four screws is identical with four through-hole diameters in the screw hole diameter of four on standard horn antenna and metamaterial flat, metamaterial flat is fixed on the output end face of standard horn antenna by four screws.
Further, described first metamaterial structure unit is made up of the straight bonding jumper of the individual layer being printed on dielectric substrate front; Described second metamaterial structure unit is made up of the individual layer I shape bonding jumper being printed on dielectric substrate front; Described 3rd metamaterial structure unit is made up of the straight bonding jumper of the bilayer being printed on dielectric substrate positive and negative; Described 4th metamaterial structure unit is made up of the straight metal slit of the bilayer being printed on dielectric substrate positive and negative; The equal quadrate of its whole unit outer rim of described first metamaterial structure unit, the second metamaterial structure unit, the 3rd metamaterial structure unit and the 4th metamaterial structure unit, and there is the identical length of side.
Further, the outer rim size of described metamaterial flat is no more than the output end face outer rim size of standard horn antenna 1.
The utility model compared with prior art, has the following advantages and beneficial effect:
(1) metamaterial flat that the utility model adopts is printed four kinds of different metamaterial structure unit by individual layer plane medium substrate and is close to arrangement and forms according to certain rule is parallel, advantages such as having simplicity of design, cost is low, manufacturing cycle is short, be lightweight; Meanwhile, because have employed the assembled arrangement of four kinds of different metamaterial structure unit, the adjustment on a large scale of horn antenna output actinal surface electromagnetic wave amplitude-phase can be realized, and then improve the radiation gain of horn antenna.
(2) the utility model metamaterial flat is loaded by four screws on the standard horn antenna output actinal surface of mass production use, promote its radiation gain, application is convenient, cost is low, and overall structure has highly integrated advantage.
(3) the utility model easily can realize the high-gain horn antenna of different radiation characteristic by the metamaterial flat changing different structure size; and metamaterial flat can also play the danger that protection horn antenna exempts from dust, grains of sand filling, therefore its applicable situation is extensive.
Accompanying drawing explanation
Fig. 1 is that general structure of the present utility model launches schematic diagram.
Fig. 2 is the metamaterial flat front view that the utility model adopts.
Fig. 3 is that the utility model is at E face, 110GHz extremely high frequency far field directional diagram.
Embodiment
In order to make the purpose of this utility model, the technical problem of solution and technical scheme more clear, below in conjunction with the drawings and specific embodiments, the utility model is further described.
Fig. 1 is that a specific embodiment general structure of the present utility model launches schematic diagram, four screws 3 comprising standard horn antenna 1, metamaterial flat 2 and fix for metamaterial flat location.Described metamaterial flat 2 is close to arrangement forms by be printed on thickness is that 22 the first metamaterial structure unit, 21,22 the second metamaterial structure unit, 22,73 the 3rd metamaterial structure unit, 23 and 46 the 4th metamaterial structure unit 24 on low-loss Rogers 5880 dielectric substrate 20 two sides of 0.127mm are parallel, is drilled with the through hole 25 that four location are fixing in the corner of metamaterial flat; The W-waveband standard pyramidal horn antenna working in 75 ~ 110GHz selected by described standard horn antenna 1, is drilled with the screw hole 11 that four location are fixing in its output end face corner; The diameter of thread of described four screws 3 is identical with four through hole 25 diameters in a screw hole 11 diameter of four on standard horn antenna 1 and metamaterial flat, is 2mm; By four screws 3 by integrated for metamaterial flat 2 output end face being fixed on standard horn antenna 1.
Further, as shown in the metamaterial flat front view of Fig. 2, described 22 the first metamaterial structure unit 21 are made up of the straight bonding jumper of individual layer being printed on dielectric substrate 20 front, and the bonding jumper size of each construction unit slightly adjusts according to position difference; Described 22 the second metamaterial structure unit 22 are made up of the individual layer I shape bonding jumper being printed on dielectric substrate 20 front, and the I shape bonding jumper size of each construction unit also slightly adjusts according to position difference; Described 73 the 3rd metamaterial structure unit 23 are made up of the straight bonding jumper of bilayer being printed on dielectric substrate 20 positive and negative, and the double-level-metal bar physical dimension of each construction unit also slightly adjusts according to position difference; Described 46 the 4th metamaterial structure unit 24 are made up of the straight metal slit of bilayer being printed on dielectric substrate 20 positive and negative, and the straight metal slit size of bilayer of each construction unit slightly adjusts according to position difference equally; Although described first metamaterial structure unit 21, second metamaterial structure unit 22, the 3rd metamaterial structure unit 23 and its internal metal part physical dimension of the 4th metamaterial structure unit 24 are different, but the equal quadrate of its whole elementary boundary size, and there is the identical 1.5mm length of side.
Further, the outer rim size of described metamaterial flat 2 and the output end face outer rim of standard horn antenna 1 measure-alike, be 40mm*36mm.
The principle of the technical solution of the utility model is: the first metamaterial structure unit 21, second metamaterial structure unit 22, the 3rd metamaterial structure unit 23 and the 4th metamaterial structure unit 24 are by after electromagnetic wave irradiation, can macro equivalent be the Meta Materials with differing dielectric constant and magnetic permeability, change the metallic member physical dimension in above-mentioned four kinds of metamaterial structures, can adjust its equivalent dielectric constant and magnetic permeability parameter value.By parallel for multiple first metamaterial structure unit 21, second metamaterial structure unit 22, the 3rd metamaterial structure unit 23 and the 4th metamaterial structure unit 24 with different internal structure size be close to arranged together after, just define and there is anisotropic metamaterial flat.Utilize this metamaterial flat can the electromagnetic amplitude in implementation space, phase place adjustment.And for traditional standard horn antenna, form because its radiation port diametric plane progressively to be expanded from a standard rectangular waveguide by linear gradient mode, on the output actinal surface that it is final, electromagnetic amplitude and PHASE DISTRIBUTION are all not identical, which results in its radiation gain limited.The utility model just by by having spatial electromagnetic wave amplitude, the metamaterial flat of phase place adjustment capability is loaded on standard horn antenna output actinal surface, under the prerequisite not increasing aperture area, realize the electromagnetic wave amplitude on horn antenna output actinal surface and phase place homogenizing, and then promote its radiation gain.
During Fig. 3 gives and originally specifically implements, horn antenna is at the E face directional diagram of 110GHz, and its maximum gain reaches 26.3dB, adds 2.7dB than the standard pyramidal horn antenna gain before not loading metamaterial flat; Corresponding reflection coefficient is less than-10dB.
Those of ordinary skill in the art will appreciate that, embodiment described here is to help reader understanding's principle of the present utility model, should be understood to that protection range of the present utility model is not limited to so special statement and embodiment.Those of ordinary skill in the art can make according to these technology enlightenment disclosed in the utility model and variously not depart from other various concrete distortion and combination of the present utility model, and these distortion and combination are still in protection range of the present utility model.
Claims (3)
1. the high-gain horn antenna loaded based on Meta Materials, comprise standard horn antenna (1), metamaterial flat (2) and four screws (3) of fixing for metamaterial flat location, it is characterized in that: described metamaterial flat (2) is by the multiple first metamaterial structure unit (21) be printed on single-layer medium substrate (20), second metamaterial structure unit (22), 3rd metamaterial structure unit (23) and the 4th metamaterial structure unit (24) is parallel is close to arrangement and forms, the concrete number of four kinds of metamaterial structure unit to be determined by the size of standard horn antenna output actinal surface and electromagnetic wave amplitude-phase distribution situation with putting in order, the through hole (25) that four location are fixing is drilled with in the corner of metamaterial flat, the output end face corner of described standard horn antenna (1) is drilled with the fixing screw hole (11) in four location, the diameter of thread of described four screws (3) is identical with four through hole (25) diameters in four screw hole (11) diameters on standard horn antenna (1) and metamaterial flat, metamaterial flat (2) is fixed on the output end face of standard horn antenna (1) by four screws (3).
2. the high-gain horn antenna loaded based on Meta Materials according to claim 1, is characterized in that: described first metamaterial structure unit (21) is made up of the straight bonding jumper of individual layer being printed on dielectric substrate (20) front; Described second metamaterial structure unit (22) is made up of the individual layer I shape bonding jumper being printed on dielectric substrate (20) front; Described 3rd metamaterial structure unit (23) is made up of the straight bonding jumper of bilayer being printed on dielectric substrate (20) positive and negative; Described 4th metamaterial structure unit (24) is made up of the straight metal slit of bilayer being printed on dielectric substrate (20) positive and negative; Described first metamaterial structure unit (21), the second metamaterial structure unit (22), the 3rd metamaterial structure unit (23) and the equal quadrate of the 4th its whole elementary boundary of metamaterial structure unit (24), and there is the identical length of side.
3. the high-gain horn antenna loaded based on Meta Materials according to claim 1, is characterized in that: the outer rim size of described metamaterial flat (2) is no more than the output end face outer rim size of standard horn antenna (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520262991.0U CN204632922U (en) | 2015-04-28 | 2015-04-28 | A kind of high-gain horn antenna loaded based on Meta Materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520262991.0U CN204632922U (en) | 2015-04-28 | 2015-04-28 | A kind of high-gain horn antenna loaded based on Meta Materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204632922U true CN204632922U (en) | 2015-09-09 |
Family
ID=54051919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520262991.0U Expired - Fee Related CN204632922U (en) | 2015-04-28 | 2015-04-28 | A kind of high-gain horn antenna loaded based on Meta Materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204632922U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916918A (en) * | 2015-04-28 | 2015-09-16 | 电子科技大学 | High-gain horn antenna based on metamaterial loading |
| CN106033843A (en) * | 2016-06-24 | 2016-10-19 | 电子科技大学 | Pyramidal horn antenna loaded with metal gate and design method of antenna |
| CN106099377A (en) * | 2016-08-08 | 2016-11-09 | 中国电子科技集团公司第五十四研究所 | A kind of Meta Materials pyramid loudspeaker feed radiating elliptical beam |
| CN108701905A (en) * | 2016-10-09 | 2018-10-23 | 华为技术有限公司 | A kind of electromagnetic horn |
-
2015
- 2015-04-28 CN CN201520262991.0U patent/CN204632922U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916918A (en) * | 2015-04-28 | 2015-09-16 | 电子科技大学 | High-gain horn antenna based on metamaterial loading |
| CN104916918B (en) * | 2015-04-28 | 2018-05-25 | 电子科技大学 | A kind of high-gain horn antenna based on Meta Materials loading |
| CN106033843A (en) * | 2016-06-24 | 2016-10-19 | 电子科技大学 | Pyramidal horn antenna loaded with metal gate and design method of antenna |
| CN106033843B (en) * | 2016-06-24 | 2019-01-15 | 电子科技大学 | A kind of pyramidal horn antenna and its design method of metal-loaded grid |
| CN106099377A (en) * | 2016-08-08 | 2016-11-09 | 中国电子科技集团公司第五十四研究所 | A kind of Meta Materials pyramid loudspeaker feed radiating elliptical beam |
| CN108701905A (en) * | 2016-10-09 | 2018-10-23 | 华为技术有限公司 | A kind of electromagnetic horn |
| CN108701905B (en) * | 2016-10-09 | 2020-12-15 | 华为技术有限公司 | Horn antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101378151B (en) | High-gain layered lens antenna based on optical transformation theory | |
| CN104916918A (en) | High-gain horn antenna based on metamaterial loading | |
| CN204632922U (en) | A kind of high-gain horn antenna loaded based on Meta Materials | |
| Xiong et al. | Impedance bandwidth and gain improvement for microstrip antenna using metamaterials | |
| Lu et al. | Compact planar microstrip-fed quasi-Yagi antenna | |
| Rashidian et al. | Miniaturized transparent metallodielectric resonator antennas integrated with amorphous silicon solar cells | |
| Lv et al. | Dual-wideband high-gain Fabry-Perot cavity antenna | |
| CN103956581A (en) | Method for manufacturing Archimedes helical antenna | |
| CN102255140A (en) | Beam controllable lens and Vivaldi antenna | |
| Saleh et al. | A novel design of patch antenna loaded with complementary split-ring resonator and L-shape slot for (WiMAX/WLAN) applications | |
| Cheong et al. | A compact CPW‐fed antenna with fractal S‐shaped patches for multiband applications | |
| Suganthi et al. | Design and analysis of rectangular microstrip patch antenna for GSM application | |
| KR20140082770A (en) | Antenna radiating element | |
| Liu et al. | Harmonic suppressed slot loop antenna fed by coplanar waveguide | |
| CN103633448B (en) | Mate the Terahertz planar lens antenna of nearly zero refractive index Meta Materials | |
| CN105826676B (en) | The active high wave transparent metamaterial structure of one kind and antenna house | |
| CN107257027B (en) | Zero-refractive-index metamaterial lens applied to broadband circularly polarized antenna | |
| Song et al. | A conformal conical archimedean spiral antenna for UWB communications | |
| Kenari | A new compact UWB traveling-wave antenna based on CRLH-TLs for embedded electronic systems | |
| Bakry et al. | Gain and bandwidth improvement of microstrip patch antenna using Complementary G-Shape Split Ring Resonator | |
| Ma et al. | Square loop frequency selective surface with wide-passband properties using multi-period structures | |
| Raslan et al. | N-Internal port design for wide band electrically small antennas with application for UHF band | |
| Cao et al. | A small and bandwidth-extended dipole antenna with nonperiodic left-handed transmission line loading | |
| CN104377453A (en) | Frequency-adjustable directed-radiation antenna | |
| El Hamdouni et al. | A novel design of a CPW-fed printed fractal antenna for UWB applications |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20160428 |