CN105428804A - Minitype wide-beam circularly polarized Y type-H type groove circular patch antenna adopting cylindrical conformal electromagnetic band gap structure - Google Patents
Minitype wide-beam circularly polarized Y type-H type groove circular patch antenna adopting cylindrical conformal electromagnetic band gap structure Download PDFInfo
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- CN105428804A CN105428804A CN201510974175.7A CN201510974175A CN105428804A CN 105428804 A CN105428804 A CN 105428804A CN 201510974175 A CN201510974175 A CN 201510974175A CN 105428804 A CN105428804 A CN 105428804A
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
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Abstract
The invention discloses a minitype wide-beam circularly polarized Y type-H type groove circular patch antenna adopting a cylindrical conformal electromagnetic band gap structure, for achieving the goal of miniaturization of the patch antenna and widening of antenna beamwidth and meeting the application demands such as satellite navigation communication. The antenna adopts a coaxial feed structure and comprises a radiation patch, a parasitic patch, a metal floor and a cylindrical conformal electromagnetic band gap structure, wherein the radiation patch has a Y type-H type groove structure, is placed on a lower-layer dielectric substrate, the groove structure comprises 8 T type grooves and 16 H type grooves, and the parasitic patch is placed on an upper-layer dielectric substrate; the cylindrical conformal electromagnetic band gap structure with a four-arm L-shaped turn line is vertically put on the metal floor and surrounds the antenna. According to the invention, the minitype circular patch antenna is combined with the cylindrical conformal electromagnetic band gap structure, the minitype wide-beam circularly polarized Y type-H type groove circular patch antenna has the advantages of small size and wide beam.
Description
Technical field
The present invention relates to a kind of technical field adopting the broad beam circular polarization Y shape-H-shaped groove miniaturization circle paster antenna of characteristics of conformal electromagnetic bandgap structure, particularly relate to a kind of paster antenna adopting Y shape groove structure and H-shaped groove structure.
Background technology
Along with the develop rapidly of the satellite navigation communication technology, various communication products and technology also occur like the mushrooms after rain.For being used for the antenna of launching and receiving signal in communication products, its excellent performance and size directly decide suitable application area and the economic benefits of communication products especially.
Antenna is in order to launch or to receive electromagnetic a kind of element, generally can know the characteristic of antenna from parameters such as operating frequency, antenna pattern (RadiationPattern), reflection coefficient (ReturnLoss) and antenna gains (AntennaGain).The antenna that wireless product now uses must have the features such as the little and cost of excellent performance, size is low, just can obtain accepting extensively and certainly of market.Paster antenna has low, lightweight, the easy processing of section, easy conformal installation and can be produced on the advantages such as same circuit with other circuit element.Because any polarized wave all can be received by circular polarized antenna, circularly polarised wave also can be received by any poliarizing antenna simultaneously, and circular polarized antenna is widely applied in the field such as electronic jamming, satellite communication.The patch size of conventional patch antenna is about 1/2nd wavelength, and beamwidth is wide not, therefore how to realize the important research direction that double-circle polarization, reduction antenna size and broadening wave beam become antenna research and development.Electromagnetic bandgap structure is a kind of artificial periodic structure, there is obvious frequency forbidden band characteristic, can control electromagnetic wave propagation, reach the effect of desirable magnetic wall, therefore cause the common concern of people.
According to retrieving discovery at present, Tzung-WernChiou etc. propose a kind of compact double-circle polarization paster antenna, adopt two rectangular ring pasters to realize miniaturized, and two H type aperture-coupleds realize double-circle polarization.YANGJie etc. propose a kind of wide beam circular polarized antenna with amounting to electric wall construction, adopt circular patch structure and 2 feed structures to achieve circular polarization, and all around around stereoscopic electric wall construction effectively extend beamwidth.LiYang etc. propose a kind of spirality electromagnetic bandgap structure with through-hole structure, and this electromagnetic bandgap structure has small size performance and good forbidden band characteristic, are placed horizontally at the mutual coupling significantly reduced between antenna array element between antenna element.Bell etc. adopt electromagnetic bandgap structure replace Archimedian spiral antenna λ/4 carry on the back chamber, antenna thickness compress, while gain and bandwidth substantially constant.Electromagnetic bandgap structure is applied to small circularly-polarizedanti-metal paster antenna by Yang Shaohuas etc., improves the front and back ratio of antenna pattern by adding sawtooth.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of circular patch antenna with Y shape groove structure and H-shaped groove structure adopting characteristics of conformal electromagnetic bandgap structure, makes antenna meet miniaturization, circular polarization and broad beam characteristic.
The technical solution used in the present invention is: a kind of broad beam circular polarization circular patch antenna of characteristics of conformal electromagnetic bandgap structure, and its structure realizes as follows:
First medium substrate, has the first surface and second surface that are parallel to each other;
Radiation patch, is positioned at the second surface center of first medium substrate, and described first medium substrate and metal patch are circular configuration, and metal patch has Y shape groove structure and H-shaped groove structure;
Second medium substrate, is placed in parallel in first medium surface, is foam support between first medium substrate and second medium substrate;
Parasitic patch, be positioned at the 3rd centre of surface of second medium substrate, described second medium substrate and parasitic patch are circle;
3rd medium substrate, has the 4th surface of characteristics of conformal and the 5th surperficial, with first medium substrate and the coaxial thimble of second medium substrate around, and to be vertically positioned on first surface;
Characteristics of conformal electromagnetic bandgap structure, be positioned at the 3rd medium substrate, this medium substrate has cylindrical structure, and wherein the 5th is electromagnetic bandgap structure metal ground plate on the surface; There is the electromagnetic bandgap structure metal patch periodic arrangement of four arm L shape turn back line in the 4th on the surface, conformal with the 3rd medium substrate.
Further, radiation patch has Y shape groove structure and H-shaped groove structure;
Described Y shape groove structure has:
Symmetrical structure, 8 Y shape grooves are symmetrical about the second surface central rotation of first medium substrate, Y shape groove is made up of 3 isometric straight-line grooves, wherein second surface center is pointed in Y shape groove first straight-line groove one end, other end termination second straight-line groove and the 3rd straight-line groove, second straight-line groove and the 3rd straight-line groove angle are 45 °, form Y shape groove structure, obtain 8 Y shape groove structures with the 45 ° of rotations of second surface Center Gap;
Described H-shaped groove structure has:
Symmetrical structure, 16 H-shaped grooves are symmetrical about the second surface central rotation of first medium substrate, and H-shaped groove is symmetrical about H-shaped groove first groove, H-shaped groove is made up of the straight-line groove of 3 kinds of different lengths, H-shaped groove first groove is perpendicular to Y shape groove second straight-line groove, 2 H-shaped groove second grooves are vertical respectively and be centrally located at H-shaped groove first groove two ends, 2 H-shaped groove the 3rd grooves are vertical respectively and be centrally located at H-shaped groove second groove two ends, form H-shaped groove structure, 1 Y shape groove termination, two H-shaped groove structures, obtain 16 H-shaped groove structures thus.
Further, according to the operating frequency of paster antenna and the dielectric constant of the 3rd medium substrate and thickness, optimal design characteristics of conformal electromagnetic bandgap structure cell size and four arm L shape turn back line structures;
Further, antenna realizes circular polarization by four metallization via holes, and four metallization via holes are uniformly distributed between 8 Y shape groove structures of first medium second substrate surface; Feeding coaxial lines inner wire is welded with the radiation patch of first medium second substrate surface mutually by metallization via hole, and coaxial outer conductor welds mutually with the antenna metal floor of first medium substrate first surface.
Described characteristics of conformal electromagnetic bandgap structure:
Characteristics of conformal electromagnetic bandgap structure is arranged by two row arrays and forms, conformal electromagnetic bandgap structure unit obtains 32 unit around perpendicular to the rotation of 22.5 °, first surface central shaft interval, on the antenna metal floor being vertically positioned over first medium substrate first surface, the electromagnetic bandgap structure metal patch elemental area with four arm L shape turn back line structures on 4th surface is to cylindrical inside, electromagnetic bandgap structure metal floor on 5th surface towards cylindrical outer side, and connects with the antenna metal floor of first medium substrate first surface;
Described four arm L shape turn back line structures:
Four arm L shape turn back line have centrosymmetric structure, the turn back line structure identical with 4 by central square forms, each L shape turn back line is by broken line connecting line and 5 kinds of different length rectilinear(-al)s, L shape turn back line First Line has 3, all the other 4 groups of lines respectively have 2, wherein First Line one end is connected with central square one end points and perpendicular on one side, the line of all the other 4 groups of different lengths, the line often organizing 2 equal length vertically connects, the order descending by length is arranged in order from inside to outside, connected by broken line connecting line between each group, form a L shape turn back line, four arm L shape turn back line structures are obtained with central square central rotation 90 °.
The present invention's advantage is compared with prior art:
(1) the present invention adopts the radiation patch of Y shape and H-shaped groove structure, effectively reduces the size of antenna; Can be many for the Antenna Design parameter optimized, design freedom is large;
(2) the present invention adopts the desirable magnetic wall of characteristics of conformal electromagnetic bandgap structure equivalence, the beamwidth of broadening antenna, and four arm L shape turn back line structures achieve the miniaturization of electromagnetic bandgap structure;
(3) the present invention adopts 4 coaxial feeds, is convenient to realize double-circle polarization, realizes the work of antenna double-circle polarization by feeding network.
Accompanying drawing explanation
Figure 1A is the schematic top plan view of example of the present invention;
Figure 1B is the schematic side view of example of the present invention;
Fig. 2 A is the radiation patch schematic diagram of example of the present invention;
Fig. 2 B is the second medium substrate schematic top plan view of example of the present invention;
Fig. 3 A is the characteristics of conformal electromagnetic bandgap structure schematic side view of example of the present invention;
Fig. 3 B is the electromagnetic bandgap structure metal patch cell schematics with four arm L shape turn back line of example of the present invention;
Fig. 4 is first medium substrate and the 3rd medium baseplate structure graph of a relation of example of the present invention;
Fig. 5 A is the reflection coefficient curve of example of the present invention;
Fig. 5 B is the axial ratio directional diagram of example of the present invention;
Fig. 5 C is the gain pattern of example of the present invention;
Wherein, Reference numeral implication is:
100: first surface;
200: first medium substrate;
300: second surface;
400: second medium substrate;
500: the three surfaces;
600: the three medium substrates;
601: the four surfaces;
602: the five surfaces;
603: electromagnetic bandgap structure unit metal paster;
603a:L shape turn back line First Line;
603b:L shape turn back line second line;
603c:L shape turn back line the 3rd line;
603d:L shape turn back line the 4th line;
603e:L shape turn back line the 5th line;
603f:L shape turn back line central square;
603g: broken line connecting line;
301: radiation patch;
302:Y shape groove structure;
302a:Y shape groove first groove;
302b:Y shape groove second groove;
302c:Y shape groove the 3rd groove;
303:H shape groove structure;
303a:H shape groove first groove;
303b:H shape groove second groove;
303c:H shape groove the 3rd groove;
501: parasitic patch;
F: metallization via hole;
F1: coaxial inner conductor;
F2: coaxial outer conductor;
R1: radiation patch radius;
R2: parasitic patch radius;
R3: first medium substrate radius;
R4: second medium substrate radius;
H: electromagnetic bandgap structure height;
H1: first medium substrate thickness;
H2: second medium substrate thickness;
H3: the three dielectric substrate thickness;
H4: first medium substrate and second medium substrate distance;
Y:Y shape groove second slot length;
W:Y type well width;
W1:H shape groove first slot length;
W2:H shape groove second slot length;
W3:H shape groove the 3rd slot length;
E:L shape turn back line width;
The E0:L shape turn back line central square length of side;
E1:L shape turn back line First Line length;
E2:L shape turn back line second line length;
E3:L shape turn back line the 3rd line length;
E4:L shape turn back line the 4th line length;
E5:L shape turn back line the 5th line length.
Embodiment
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Figure 1A, 1B, what it was present pre-ferred embodiments overlooks and schematic side view.Fig. 2 A, 2B are radiation patch and second medium substrate in present pre-ferred embodiments.Fig. 3 A, 3B are characteristics of conformal electromagnetic bandgap structure schematic side view and have the electromagnetic bandgap structure metal patch cell schematics of four arm L shape turn back line in preferred embodiments of the present invention.Fig. 4 is first medium substrate and the 3rd medium baseplate structure graph of a relation of example of the present invention.
As shown in Figure 1A and 1B, entire physical structure comprises first surface 100, first medium substrate 200, second surface 300, second medium substrate 400, the 3rd surface 500, the 3rd medium substrate 600, the 4th surface 601 and the 5th surface 602.Thickness is that the first medium substrate 200 of H1 has the first surface 100 and second surface 300 that are parallel to each other; First surface 100 being antenna metal floor, second surface 300 is radiation patch 301; Thickness is that the second medium substrate 400 of H2 is placed in parallel in above first medium substrate 200, and spacing is H4, is foam support between first medium substrate 200 and second medium substrate 400.Thickness is the 4th surface 601 and the 5th surface 602 that the 3rd medium substrate 600 of H3 has characteristics of conformal, vertically be positioned on first surface 100,4th surface 601 is towards cylindrical inside, and the 5th surface 602 towards cylindrical outer side, and connects with the antenna metal floor on first surface 100;
As shown in Figure 2 A, radiation patch 301 is the circle of radius R 1, and have Y shape groove structure and H-shaped groove structure, groove width is W; The straight-line groove that Y shape groove 302 is Y by 3 length forms, wherein second surface 300 center is pointed in Y shape groove first straight-line groove 302a one end, other end termination second straight-line groove 302b and the 3rd straight-line groove 302c, second straight-line groove 302b and the 3rd straight-line groove 302c angle are 45 °, obtain 8 Y shape groove structures with the 45 ° of rotations of second surface 300 Center Gap; H-shaped groove 303 is made up of the straight-line groove of three kinds of different lengths, H-shaped groove first groove 303a is perpendicular to Y shape groove second groove 302b and the 3rd groove 302c, 2 H-shaped groove second groove 303b are vertical respectively and be centrally located at H-shaped groove first groove 303a two ends, 2 H-shaped groove the 3rd groove 303c are vertical respectively and be centrally located at H-shaped groove second groove 303b two ends, form H-shaped groove 303,1 Y shape groove 302 termination, two H-shaped groove structures 303, obtain 16 H-shaped groove structures thus.
Antenna realizes circular polarization by four metallization via hole F, and four metallization via hole F are uniformly distributed between 8 Y shape groove structures of second surface 300; Feeding coaxial lines inner wire F1 is welded with radiation patch 301 mutually by metallization via hole F, and coaxial outer conductor F2 welds mutually with the antenna metal floor of first surface 100.
As shown in Figure 2 B, parasitic patch 501 is the circle of radius R 2, is positioned at the 3rd surperficial 500 centers.
As shown in Figure 3A, the thickness of the 3rd medium substrate 600 is H3, and the 5th surface 602 is electromagnetic bandgap structure metal floor; Electromagnetic bandgap structure unit metal paster 603 is positioned on the 4th surface 601, towards cylindrical inside; Electromagnetic bandgap structure unit on 4th surface 601 obtains 16 unit around perpendicular to the rotation of 22.5 °, first surface central shaft interval.
As shown in Figure 3 B, electromagnetic bandgap structure unit metal paster 603 has four arm L shape turn back line structures, the turn back line structure identical with 4 by central square 603f forms, and is respectively straight line 603a, 603b, 603c, 603d, 603e of E1, E2, E3, E4 and E5 and broken line connecting line 603g forms by length.
As shown in Figure 4, the 3rd medium substrate 600 has the 4th surface 601 and the 5th surface 602 of characteristics of conformal, perpendicular with second surface 300, and the 4th surface 601 is towards cylindrical inside, and the 5th surface 602 is towards cylindrical outer side.
As shown in Figure 1A, in this preferred example, the broad beam circular polarization Y shape-H-shaped groove miniaturization circle paster antenna entirety adopting characteristics of conformal electromagnetic bandgap structure is cylindrical structural, first medium substrate radius R 3 and second medium substrate radius R 4 are 17mm, parasitic patch 501 is circular configuration, and radius R 2 is 15mm.As shown in Figure 2 A, radiation patch 301 is circular, radius R 1 is 15.5mm, has Y shape groove structure 302 and H-shaped groove structure 303, groove width W is 0.5mm, the straight-line groove that Y shape groove 302 is 6mm by 3 length Y forms, Y shape groove 302 termination H-shaped groove 303, H-shaped groove 303 is made up of the straight-line groove of three kinds of different lengths, and H-shaped groove first groove 303a flute length W1 is 1.6mm, H-shaped groove second groove 303b flute length W2 is 0.8mm, and H-shaped groove the 3rd groove 303c flute length W3 is 1mm.
As shown in Figure 1B, the thickness H1 of first medium substrate 200 is 1.524mm, and dielectric constant is 2.97; The thickness H2 of second medium substrate 400 is 1.524mm, and dielectric constant is 2.97.First medium substrate 200 and second medium substrate 400 spacing H4 are 6mm.The thickness H3 of the 3rd medium substrate 600 is 1mm, and height H is 13mm, and dielectric constant is 5.95.Conformal electromagnetic bandgap structure has four arm L shape turn back line structures, central square 603f length of side E0 is 0.5mm, live width E is 0.2mm, L shape turn back line First Line 603a length E1 is 0.5mm, L shape turn back line second line 603b length E2 is 1.3mm, L shape turn back line the 3rd line 603c length E3 is 2.7mm, L shape turn back line the 4th line 603d length E4 be 2.9mm, L shape turn back line the 5th line 603e length E5 is 3.5mm.
As shown in Figure 5A, it is the reflection coefficient curve of the embodiment of the present invention.Antenna when 2550MHz reflection coefficient lower than-10dB.
As shown in Fig. 5 B, 5C, it is the axial ratio of antenna when 2550MHz, the gain pattern of the embodiment of the present invention, wherein comprises the directional diagram of phi=0 °, 45 °, 90 °, 135 ° section.Can learn from figure, 3dB axial ratio width is 150 °, and 3dB beamwidth is 110 °.The present embodiment achieves good circular polarization and broad beam performance.
From the invention described above preferred embodiment, applying advantage of the present invention is: the combination of Y shape-H-shaped groove circle paster antenna and characteristics of conformal electromagnetic bandgap structure can make antenna miniaturization, and broadening antenna beamwidth, improves antenna radiation performance.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection range that all should belong to the claims in the present invention.
Claims (4)
1. adopt broad beam circular polarization Y shape-H-shaped groove miniaturization circle paster antenna of characteristics of conformal electromagnetic bandgap structure, it is characterized in that comprising:
First medium substrate, has the first surface and second surface that are parallel to each other;
Radiation patch, is positioned at the second surface center of first medium substrate, and described first medium substrate and radiation patch are circle, and radiation patch has Y shape and H-shaped groove structure;
Antenna metal floor: the first surface being positioned at first medium substrate;
Metallization via hole: be positioned at first medium substrate;
Second medium substrate, is placed in parallel in first medium surface, is foam support between first medium substrate and second medium substrate;
Parasitic patch, be positioned at the 3rd centre of surface of second medium substrate, described second medium substrate and parasitic patch are circle;
3rd medium substrate, has the 4th surface of characteristics of conformal and the 5th surperficial, with first medium substrate and the coaxial thimble of second medium substrate around, and to be vertically positioned on first surface;
Characteristics of conformal electromagnetic bandgap structure, be positioned at the 3rd medium substrate, this medium substrate has cylindrical structural, and wherein the 5th is electromagnetic bandgap structure metal floor on the surface; With four arm L shape turn back line electromagnetic bandgap structure metal patch unit periodic arrangement in the 4th on the surface.
2. a kind of broad beam circular polarization Y shape-H-shaped groove miniaturization circle paster antenna adopting characteristics of conformal electromagnetic bandgap structure according to claim 1, is characterized in that: radiation patch has Y shape and H-shaped groove structure;
Described Y shape groove structure has:
Symmetrical structure, 8 Y shape grooves are symmetrical about the second surface central rotation of first medium substrate, Y shape groove is made up of 3 isometric straight-line grooves, wherein second surface center is pointed in Y shape groove first straight-line groove one end, other end termination second straight-line groove and the 3rd straight-line groove, second straight-line groove and the 3rd straight-line groove angle are 45 °, form Y shape groove structure, obtain 8 Y shape groove structures with the 45 ° of rotations of second surface Center Gap;
Described H-shaped groove structure has:
Symmetrical structure, 16 H-shaped grooves are symmetrical about the second surface central rotation of first medium substrate, and H-shaped groove is symmetrical about H-shaped groove first groove, H-shaped groove is made up of the straight-line groove of 3 kinds of different lengths, H-shaped groove first groove is perpendicular to Y shape groove second straight-line groove, 2 H-shaped groove second grooves are vertical respectively and be centrally located at H-shaped groove first groove two ends, 2 H-shaped groove the 3rd grooves are vertical respectively and be centrally located at H-shaped groove second groove two ends, form H-shaped groove structure, 1 Y shape groove termination, two H-shaped groove structures, obtain 16 H-shaped groove structures thus.
3. a kind of broad beam circular polarization Y shape-H-shaped groove miniaturization circle paster antenna adopting characteristics of conformal electromagnetic bandgap structure according to claim 1, is characterized in that: antenna realizes circular polarization by four metallization via holes;
Described metallization via hole:
Four metallization via holes are uniformly distributed between 8 Y shape groove structures of first medium second substrate surface, feeding coaxial lines inner wire is welded with the radiation patch of first medium second substrate surface mutually by metallization via hole, and coaxial outer conductor welds mutually with the antenna metal floor of first medium substrate first surface.
4. a kind of broad beam circular polarization Y shape-H-shaped groove miniaturization circle paster antenna adopting characteristics of conformal electromagnetic bandgap structure according to claim 1, it is characterized in that: according to the operating frequency of paster antenna and the dielectric constant of the 3rd medium substrate and thickness, optimal design characteristics of conformal electromagnetic bandgap structure cell size and four arm L shape turn back line structures;
Described characteristics of conformal electromagnetic bandgap structure:
Characteristics of conformal electromagnetic bandgap structure is arranged by two row arrays and forms, conformal electromagnetic bandgap structure unit obtains 32 unit around the rotation of 22.5 °, first surface central shaft interval, on the antenna metal floor being vertically positioned over first medium substrate first surface, the electromagnetic bandgap structure metal patch elemental area with four arm L shape turn back line structures on 4th surface is to cylindrical inside, electromagnetic bandgap structure metal floor on 5th surface towards cylindrical outer side, and connects with the antenna metal floor of first medium substrate first surface;
Described four arm L shape turn back line structures:
Four arm L shape turn back line structures have centrosymmetric structure, the L shape turn back line structure identical with 4 by central square forms, each L shape turn back line structure is by broken line connecting line and 5 kinds of different length rectilinear(-al)s, L shape turn back line structure First Line has 3, all the other 4 groups of lines respectively have 2, wherein First Line one end is connected with central square one end points and perpendicular on one side, the line of all the other 4 groups of different lengths, the line often organizing 2 equal length vertically connects, the order descending by length is arranged in order from inside to outside, connected by broken line connecting line between each group, form a L shape turn back line, four arm L shape turn back line structures are obtained with central square central rotation 90 °.
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| CN201510974175.7A CN105428804B (en) | 2015-12-22 | 2015-12-22 | A kind of broad beam circular polarisation Y shape-H-shaped slot miniaturization circle paster antenna using characteristics of conformal electromagnetic bandgap structure |
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| CN201510974175.7A CN105428804B (en) | 2015-12-22 | 2015-12-22 | A kind of broad beam circular polarisation Y shape-H-shaped slot miniaturization circle paster antenna using characteristics of conformal electromagnetic bandgap structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196050A (en) * | 2017-07-07 | 2017-09-22 | 桂林电子科技大学 | A kind of miniaturized dual-band circular polarized antenna for loading electromagnetism Meta Materials |
| CN107275752A (en) * | 2017-06-13 | 2017-10-20 | 南京理工大学 | Characteristics of conformal micro-strip array antenna based on manual electromagnetic structure |
| CN107768833A (en) * | 2017-10-09 | 2018-03-06 | 成都瑞德星无线技术有限公司 | A kind of any polarization broad beam paster antenna |
| CN108428997A (en) * | 2018-01-17 | 2018-08-21 | 深圳市华信天线技术有限公司 | Broadband plane antenna |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101273491A (en) * | 2005-07-12 | 2008-09-24 | 欧洲Gnss监督管理局 | Multi-band antenna for satellite positioning system |
| US20120293279A1 (en) * | 2011-05-20 | 2012-11-22 | University Of Central Florida Research Foundation, Inc. | Integrated cavity filter/antenna system |
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2015
- 2015-12-22 CN CN201510974175.7A patent/CN105428804B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101273491A (en) * | 2005-07-12 | 2008-09-24 | 欧洲Gnss监督管理局 | Multi-band antenna for satellite positioning system |
| US20120293279A1 (en) * | 2011-05-20 | 2012-11-22 | University Of Central Florida Research Foundation, Inc. | Integrated cavity filter/antenna system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107275752A (en) * | 2017-06-13 | 2017-10-20 | 南京理工大学 | Characteristics of conformal micro-strip array antenna based on manual electromagnetic structure |
| CN107196050A (en) * | 2017-07-07 | 2017-09-22 | 桂林电子科技大学 | A kind of miniaturized dual-band circular polarized antenna for loading electromagnetism Meta Materials |
| CN107768833A (en) * | 2017-10-09 | 2018-03-06 | 成都瑞德星无线技术有限公司 | A kind of any polarization broad beam paster antenna |
| CN107768833B (en) * | 2017-10-09 | 2024-03-15 | 成都瑞德星无线技术有限公司 | Random polarization wide wave beam patch antenna |
| CN108428997A (en) * | 2018-01-17 | 2018-08-21 | 深圳市华信天线技术有限公司 | Broadband plane antenna |
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| CN105428804B (en) | 2018-05-22 |
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