CN101217216A - An ultra-wideband shaped aerial based on manual electromagnetic structure - Google Patents
An ultra-wideband shaped aerial based on manual electromagnetic structure Download PDFInfo
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- CN101217216A CN101217216A CNA2008100193988A CN200810019398A CN101217216A CN 101217216 A CN101217216 A CN 101217216A CN A2008100193988 A CNA2008100193988 A CN A2008100193988A CN 200810019398 A CN200810019398 A CN 200810019398A CN 101217216 A CN101217216 A CN 101217216A
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Abstract
An ultra-wideband shaped antenna which is based on the artificial electromagnetic structure includes a transition slot antenna structure 1, the artificial electromagnetic structure 2 and a micro-strip slot adapter 3, wherein, the micro-strip slot adapter 3 is positioned at the back surface of a dielectric substrate and under the narrowest seam of the transition slot antenna structure 1. A transition connector 3 which consists of the transition oblique line micro-strip structure and a fan-shaped open circuit patch at the tail end realizes the ultra-wideband feeding function of the transition slot antenna, and the transition slot antenna structure 1 can select the different transition profile curves according to the different performances and the needs of the sizes, such as an oblique line, a secondary curve, a curve of index and the subsection composite function and so on. The sizes of all the units of the artificial electromagnetic structure 2 which is arranged at the front end of the slot antenna are regulated so as to realize the shaping of the required radiation direction pattern. The invention has the advantages of great degree of freedom in the shaping design, convenient processing and manufacture, small size, light weight, easy conformal integration and so on.
Description
Technical field
The present invention relates to a kind of ultra-wideband antenna, relate in particular to a kind of ultra-wideband shaped aerial based on manual electromagnetic structure, regulate arranging of manual electromagnetic structure different size unit by design, the function of implementation space phase shift, and then realize the figuration of required electromagnetic radiation directional diagram.
Background technology
The novel artificial electromagnetic structure has electromagnetic parameter variable characteristic arbitrarily, can obtain required any dielectric constant, magnetic permeability etc. by the size shape that changes structure, and more possible this just provides for designing new type of microwave device and antenna.Chinese scholars designs realization to electromagnetic control with the novel artificial electromagnetic structure at present, as use it for the design of stealthy overcoat, thereby make the reflection coefficient of target and rapid reduction of electromagnetic shadow realize that effectively electromagnetism is stealthy, also there is the scholar novel artificial electromagnetic structure of periodic arrangement to be used for designs such as electromagnetism deflection device and lens antenna in addition, thereby reaches electromagnetic deflection and converge propagation.Just em polarization there is specific requirement, as the integrated figuration directional diagram design that is used for antenna of novel artificial electromagnetic structure just must being selected design suitable antenna and novel artificial electromagnetic structure in view of this type of electromagnetic structure.
Summary of the invention
Technical problem: goal of the invention of the present invention provides a kind of ultra-wideband shaped aerial based on the novel artificial electromagnetic structure of realizing the directional diagram figuration, this ultra-wideband shaped aerial satisfies the integrated requirement of syntype, and satisfies the requirement of directional diagram figuration on characteristic frequency.
Technical scheme: the ultra-wideband shaped aerial based on manual electromagnetic structure of the present invention comprises tapered slot antenna structure, the manual electromagnetic structure that is printed on the medium substrate front, and the microstrip-slot line adapter that is used for feed that is printed on the medium substrate back side; The centre of tapered slot antenna structure is trumpet-shaped opening, and manual electromagnetic structure is positioned at this opening part, and the microstrip-slot line adapter is positioned under the narrow slot of the medium substrate back side, tapered slot antenna structure.
The gradual change appearance curve of described tapered slot antenna structure is oblique line or conic section or index and segmentation compound function curve thereof.The overall equivalence of described manual electromagnetic structure is the spacing phase shifter array of discrete distribution, and it is shaped as the split ring resonator structure of variation or equivalent inductance capacitances in series electric resonance structure or other equivalence is the changeable refractive index structure.
Described microstrip-slot line adapter adds terminal fan-shaped open circuit paster by gradual change oblique line microstrip structure and forms, and broadband coupling feed is provided.
Described tapered slot antenna structure, manual electromagnetic structure is integrated in planar circuit with the microstrip-slot line adapter that is used for feed, regulate arranging of manual electromagnetic structure different size unit by design, the function of implementation space phase shift, and then realize the figuration of required electromagnetic radiation directional diagram.
Add transition joint that terminal sector open-circuit paster forms by gradual change oblique line microstrip structure and realize ultra broadband feed function, and tapered slot antenna is selected different gradual change appearance curve such as oblique line, conic section, index and segmentation compound function curve thereof etc. according to the needs of different performance and size tapered slot antenna.Manual electromagnetic structure is placed on the front end of line of rabbet joint antenna, can obtain the EFFECTIVE MEDIUM characteristic of different electromagnetic parameters by the size that changes each cellular construction, realizes the required discrete phase shift of directional diagram figuration.Described tapered slot antenna structure, manual electromagnetic structure and the microstrip-slot line adapter that is used for feed all can integratedly be produced on the both sides of a printed circuit board (PCB), have therefore possessed characteristics such as the low and radiation pattern figuration of easy processing cost is easy.
Beneficial effect: compared with prior art, the present invention has the following advantages:
1, the present invention has the big and easy advantage of analysis design of radiation pattern figuration design freedom.Traditional antenna figuration or based on the design of the profile figuration of secondary radiation face, or based on the phase shifting control of a plurality of phase shifters, and no matter be that the shaped aerial that profile figuration or phase shifting control realize all exists the shortcoming of analyzing difficult design.And the present invention can design required cell size with the front end of the integrated design of novel artificial electromagnetic structure at ultra-wideband shaped aerial easily according to the discrete phase shift number of degrees of directional diagram design, and then realizes any figuration radiation requirement on the characteristic frequency.
2, the present invention has handling ease, the advantage that cost is low.If the tradition shaped aerial has just required higher processing precision based on the profile figuration, and based on the design problem that has increased phase shifter of phase shifter control, and two kinds of traditional main flow designs and processing cost are higher relatively.And the present invention can directly be produced on the printed circuit board (PCB), and once-forming need not the later stage debugging, is that handling ease degree or cost all reduce greatly.
3, it is little in light weight that the present invention has volume, is easy to the advantage of the integrated use of syntype.The present invention has been partially integrated into antenna and figuration on the planar printed circuit board, and this has just brought the great degree of freedom for actual installation or even the integrated use of syntype.
Description of drawings
Fig. 1 is a structural representation of the present invention.Wherein, Fig. 1 a is a medium substrate Facad structure schematic diagram, and Fig. 1 b is a medium substrate reverse side structural representation.
Fig. 2 is the reflection coefficient all-wave simulation result of a kind of concrete structure of the present invention.
Fig. 3 is the direction of an electric field figure of above-mentioned concrete structure of the present invention under the different operating frequency.
Fig. 4 is the gain characteristic curve of above-mentioned concrete structure of the present invention under the different operating frequency.
Have among the above figure: tapered slot antenna structure 1, manual electromagnetic structure 2, microstrip-slot line adapter 3.
Embodiment
Ultra-wideband shaped aerial based on manual electromagnetic structure of the present invention comprises tapered slot antenna structure 1, the manual electromagnetic structure 2 that is printed on the medium substrate front, and the microstrip-slot line adapter 3 that is used for feed that is printed on the medium substrate back side; The centre of tapered slot antenna structure 1 is trumpet-shaped opening, and manual electromagnetic structure 2 is positioned at this opening part, and microstrip-slot line adapter 3 is positioned under the narrow slot of the medium substrate back side, tapered slot antenna structure 1.The gradual change appearance curve of described tapered slot antenna structure 1 is oblique line or conic section or index and segmentation compound function curve thereof.Described manual electromagnetic structure 2 overall equivalences are the spacing phase shifter array of discrete distribution, and it is shaped as the split ring resonator structure of variation or equivalent inductance capacitances in series electric resonance structure or other equivalence is the changeable refractive index structure.Add terminal fan-shaped open circuit paster at described microstrip-slot line adapter 3 by gradual change oblique line microstrip structure and form, broadband coupling feed is provided.At this, the appearance curve that a kind of concrete checking structure is provided is tapered slot antenna structure 1 adds one section circular curve by one section skew lines and forms, and finishes from the radiation of 2.2GHz ∽ 15.7GHz ultra broadband frequency range; Manual electromagnetic structure 2 is selected 2 * 3 gradual change size openings resonant ring unit for use, realizes the different phase shift number of degrees and then realizes figuration to electromagenetic wave radiation by the width in design alternative different openings Huan Chu slit; The microstrip-slot line adapter then adds terminal fan-shaped open circuit paster by gradual change oblique line microstrip structure and forms, and broadband coupling feed is provided.
Fig. 2 has provided the reflection coefficient all-wave simulation result of above-mentioned concrete structure invention, and Fig. 3 Fig. 4 has provided direction of an electric field figure and the gain characteristic of above-mentioned concrete structure under the different operating frequency.From The above results we as can be seen, the basic function that has at first possessed ultra-wideband antenna based on the ultra-wideband shaped aerial of novel artificial electromagnetic structure of the present invention, and on special frequency channel, realized the deviation figuration of antenna pattern, this also provides new way and good beginning for the antenna that design has a complicated figuration function.
Claims (4)
1. ultra-wideband shaped aerial based on manual electromagnetic structure, it is characterized in that this antenna comprises tapered slot antenna structure (1), the manual electromagnetic structure (2) that is printed on the medium substrate front, and the microstrip-slot line adapter (3) that is used for feed that is printed on the medium substrate back side; The centre of tapered slot antenna structure (1) is trumpet-shaped opening, and manual electromagnetic structure (2) is positioned at this opening part, and microstrip-slot line adapter (3) is positioned under the narrow slot of the medium substrate back side, tapered slot antenna structure (1).
2. the ultra-wideband shaped aerial based on manual electromagnetic structure according to claim 1, the gradual change appearance curve that it is characterized in that described tapered slot antenna structure (1) are oblique line or conic section or index and segmentation compound function curve thereof.
3. the ultra-wideband shaped aerial based on manual electromagnetic structure according to claim 1, it is characterized in that the overall equivalence of described manual electromagnetic structure (2) is the spacing phase shifter array of discrete distribution, it is shaped as the split ring resonator structure of variation or equivalent inductance capacitances in series electric resonance structure or other equivalence is the changeable refractive index structure.
4. the ultra-wideband shaped aerial based on manual electromagnetic structure according to claim 1 is characterized in that adding terminal fan-shaped open circuit paster at described microstrip-slot line adapter (3) by gradual change oblique line microstrip structure forms, and provides broadband coupling feed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNA2008100193988A CN101217216A (en) | 2008-01-08 | 2008-01-08 | An ultra-wideband shaped aerial based on manual electromagnetic structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008100193988A CN101217216A (en) | 2008-01-08 | 2008-01-08 | An ultra-wideband shaped aerial based on manual electromagnetic structure |
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| CN101217216A true CN101217216A (en) | 2008-07-09 |
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| CNA2008100193988A Pending CN101217216A (en) | 2008-01-08 | 2008-01-08 | An ultra-wideband shaped aerial based on manual electromagnetic structure |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157797A (en) * | 2011-03-08 | 2011-08-17 | 东南大学 | Broadband high-gain flat-plate Vivaldi antenna |
| CN102544741A (en) * | 2011-10-28 | 2012-07-04 | 深圳光启高等理工研究院 | Microwave antenna |
| CN102570046A (en) * | 2011-10-28 | 2012-07-11 | 深圳光启高等理工研究院 | Microwave antenna |
| CN102680976A (en) * | 2011-03-15 | 2012-09-19 | 深圳光启高等理工研究院 | Vehicle-mounted radar system |
| CN101587990B (en) * | 2009-07-01 | 2012-09-26 | 东南大学 | Broad band cylindrical lens antenna based on artificial electromagnetic materials |
| WO2012171294A1 (en) * | 2011-06-17 | 2012-12-20 | 深圳光启高等理工研究院 | Artificial microstructure and artificial electromagnetic material using same |
| CN103178349A (en) * | 2011-12-26 | 2013-06-26 | 深圳光启高等理工研究院 | Microstructure processing method |
| CN103296404A (en) * | 2012-02-29 | 2013-09-11 | 深圳光启创新技术有限公司 | Metamaterial antenna housing |
| CN103296405A (en) * | 2012-02-29 | 2013-09-11 | 深圳光启创新技术有限公司 | Metamaterial antenna housing |
| CN103296393A (en) * | 2012-02-29 | 2013-09-11 | 深圳光启创新技术有限公司 | Ceiling-mounted antenna |
| CN103326120A (en) * | 2013-07-03 | 2013-09-25 | 中国船舶重工集团公司第七二四研究所 | High gain broadband dielectric lens Vivaldi antenna |
| CN103367923A (en) * | 2012-03-31 | 2013-10-23 | 深圳光启创新技术有限公司 | Meta-material and MRI magnetic signal enhancement device |
| CN103367904A (en) * | 2012-03-31 | 2013-10-23 | 深圳光启创新技术有限公司 | Directional propagation antenna housing and directional aerial system |
| CN103825091A (en) * | 2014-03-19 | 2014-05-28 | 电子科技大学 | Ultra-wideband beam antenna |
| CN104124516A (en) * | 2014-06-12 | 2014-10-29 | 南方科技大学 | Antenna device and antenna array |
| CN104821435A (en) * | 2015-05-11 | 2015-08-05 | 昆山恩电开通信设备有限公司 | Ultra-wideband antenna |
| CN110190393A (en) * | 2019-06-26 | 2019-08-30 | 南京邮电大学 | The high-gain tapered slot antenna of metal cylindrical lens load |
| CN110268581A (en) * | 2016-12-15 | 2019-09-20 | 阿瑞利斯控股有限公司 | Tunable Waveguide transitions |
| CN112366456A (en) * | 2020-11-02 | 2021-02-12 | 合肥学院 | 5G communication is with ultra wide band antenna based on artifical electromagnetism metamaterial |
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2008
- 2008-01-08 CN CNA2008100193988A patent/CN101217216A/en active Pending
Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101587990B (en) * | 2009-07-01 | 2012-09-26 | 东南大学 | Broad band cylindrical lens antenna based on artificial electromagnetic materials |
| CN102157797A (en) * | 2011-03-08 | 2011-08-17 | 东南大学 | Broadband high-gain flat-plate Vivaldi antenna |
| CN102680976B (en) * | 2011-03-15 | 2014-03-12 | 深圳光启高等理工研究院 | Vehicle-mounted radar system |
| CN102680976A (en) * | 2011-03-15 | 2012-09-19 | 深圳光启高等理工研究院 | Vehicle-mounted radar system |
| WO2012171294A1 (en) * | 2011-06-17 | 2012-12-20 | 深圳光启高等理工研究院 | Artificial microstructure and artificial electromagnetic material using same |
| CN102544741A (en) * | 2011-10-28 | 2012-07-04 | 深圳光启高等理工研究院 | Microwave antenna |
| CN102570046A (en) * | 2011-10-28 | 2012-07-11 | 深圳光启高等理工研究院 | Microwave antenna |
| CN102544741B (en) * | 2011-10-28 | 2014-04-16 | 深圳光启高等理工研究院 | Microwave antenna |
| CN102570046B (en) * | 2011-10-28 | 2014-04-16 | 深圳光启高等理工研究院 | Microwave antenna |
| CN103178349A (en) * | 2011-12-26 | 2013-06-26 | 深圳光启高等理工研究院 | Microstructure processing method |
| CN103296404A (en) * | 2012-02-29 | 2013-09-11 | 深圳光启创新技术有限公司 | Metamaterial antenna housing |
| CN103296393B (en) * | 2012-02-29 | 2018-07-24 | 深圳光启创新技术有限公司 | Ceiling mount antenna |
| CN103296393A (en) * | 2012-02-29 | 2013-09-11 | 深圳光启创新技术有限公司 | Ceiling-mounted antenna |
| CN103296405A (en) * | 2012-02-29 | 2013-09-11 | 深圳光启创新技术有限公司 | Metamaterial antenna housing |
| CN103367923A (en) * | 2012-03-31 | 2013-10-23 | 深圳光启创新技术有限公司 | Meta-material and MRI magnetic signal enhancement device |
| CN103367904A (en) * | 2012-03-31 | 2013-10-23 | 深圳光启创新技术有限公司 | Directional propagation antenna housing and directional aerial system |
| CN103367923B (en) * | 2012-03-31 | 2017-09-26 | 深圳光启创新技术有限公司 | A kind of Meta Materials and MRI magnetic signal enhancement device |
| CN103367904B (en) * | 2012-03-31 | 2016-12-14 | 深圳光启创新技术有限公司 | Direction propagation antenna house and beam aerial system |
| CN103326120B (en) * | 2013-07-03 | 2016-05-18 | 中国船舶重工集团公司第七二四研究所 | High-gain broadband di-lens Vivaldi antenna |
| CN103326120A (en) * | 2013-07-03 | 2013-09-25 | 中国船舶重工集团公司第七二四研究所 | High gain broadband dielectric lens Vivaldi antenna |
| CN103825091A (en) * | 2014-03-19 | 2014-05-28 | 电子科技大学 | Ultra-wideband beam antenna |
| CN104124516A (en) * | 2014-06-12 | 2014-10-29 | 南方科技大学 | Antenna device and antenna array |
| CN104821435A (en) * | 2015-05-11 | 2015-08-05 | 昆山恩电开通信设备有限公司 | Ultra-wideband antenna |
| CN110268581A (en) * | 2016-12-15 | 2019-09-20 | 阿瑞利斯控股有限公司 | Tunable Waveguide transitions |
| US11217895B2 (en) | 2016-12-15 | 2022-01-04 | Arralis Holdings Limited | Tuneable waveguide transition |
| CN110190393A (en) * | 2019-06-26 | 2019-08-30 | 南京邮电大学 | The high-gain tapered slot antenna of metal cylindrical lens load |
| CN110190393B (en) * | 2019-06-26 | 2020-12-01 | 南京邮电大学 | High-gain gradient slot line antenna loaded by metal column lens |
| CN112366456A (en) * | 2020-11-02 | 2021-02-12 | 合肥学院 | 5G communication is with ultra wide band antenna based on artifical electromagnetism metamaterial |
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Open date: 20080709 |