CN102832447A - Planar five-ring circularly polarized antenna - Google Patents
Planar five-ring circularly polarized antenna Download PDFInfo
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- CN102832447A CN102832447A CN2011101628353A CN201110162835A CN102832447A CN 102832447 A CN102832447 A CN 102832447A CN 2011101628353 A CN2011101628353 A CN 2011101628353A CN 201110162835 A CN201110162835 A CN 201110162835A CN 102832447 A CN102832447 A CN 102832447A
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Abstract
A planar five-ring circularly polarized antenna comprises a conductor ring A (1), a conductor ring B (2), a conductor ring C (3), a conductor ring D (4), a conductor ring E (5), a ground conductor plane (6) and a coaxial radio cable (7); the diameters of the conductor rings A to E are same; the five rings are combined, crossed and connected with each other, and then are supported on the ground conductor plane (6) by the coaxial radio cable (7); the feeding points of the antenna are arranged on a1, a2, a3 and a4; one end of an inner core wire of the coaxial radio cable (7) is connected with the feeding points while the other end is connected with a radio signal source; an outer shield layer is connected to the ground conductor plane (6); and the ground conductor plane (6) is connected with a signal ground end of a radio signal. By using electromagnetic materials as a substrate, high-efficiency circularly polarized radiation is realized, and the antenna has the following characteristics of good ultra-wide band frequency response, small size, excellent property, reasonable shape structure, low energy consumption, environment friendliness, especial benefit for mass industrial production, low production cost and very wide market prospect.
Description
Technical field
The invention belongs to communication technical field, be specifically related to a kind of circular polarized antenna.
Background technology
Circular polarized antenna, as the critical component of mobile communication product, its radiation efficiency, directivity, bandwidth, impedance matching property, size and manufacturing cost have great influence to mobile communication product.And the practical development in current mobile communication market also to the miniaturization of communication products, diversity, light and handy, attractive in appearance increasingly high requirement proposed.But currently marketed circular polarized antenna all can not be met the need of market far away from volume, frequency range, radiation efficiency, that aspect of cost.
Summary of the invention
The purpose of this invention is to provide five rings, a kind of plane circular polarized antenna, the actual demand that market is little to the circular polarized antenna volume to satisfy, bandwidth, radiation efficiency high, cost is low.
The present invention includes A conductor loops, B conductor loops, C conductor loops, D conductor loops, E conductor loops, earthed conductor plane and coaxial radio frequency cable, and A～E five conductor loops specifications are identical; Making up, intersect, link together in this five rings, is bearing on the earthed conductor plane through coaxial radio frequency cable; Wherein, Be interval with a1, a2, a3, four joinings of a4 by 90 ° on the circumference of A conductor loops; Crossing a1, the a2 point of being connected in of B conductor loops and A conductor loops; Crossing a2, the a3 point of being connected in of C conductor loops and A conductor loops, crossing a3, the a4 point of being connected in of D conductor loops and A conductor loops, crossing a1, the a4 point of being connected in of E conductor loops and A conductor loops; The distributing point of antenna is arranged on a1, a2, a3, the a4 point or is arranged on b on B, C, D, the E four conductor loops periphery, c, d, the e end points, 90 ° of the radiofrequency signal phase phasic differences of each distributing point; Internal core wire one end of coaxial radio frequency cable connects distributing point, and the other end connects radio-frequency signal source, and outer shielding layer connects the earthed conductor plane, and the earthed conductor plane connects the signal ground end of radiofrequency signal.
In the present invention, described A conductor loops 1 can also be filled to four conductor surfaces with four parts of occuring simultaneously of B, C, D, E four conductor loops, and two distributing points of antenna are arranged on two adjacent conductor surfaces, 90 ° of the radiofrequency signal phase phasic differences of distributing point.Internal core wire one end of coaxial radio frequency cable connects distributing point, and the other end connects radio-frequency signal source, and outer shielding layer connects the earthed conductor plane, and the earthed conductor plane connects the signal ground end of radiofrequency signal.
Described conductor loops, earthed conductor plane and coaxial radio frequency cable can be arranged on the substrate of dielectric, magnetizing mediums, electromagnetic medium material or in the coating layer.
Radianting capacity of the present invention is strong, ultra wide band frequency responds, volume is little, circular polarization is effective, be particularly suitable for mass industrialized production, low production cost, and market prospects are boundless.
Description of drawings
Fig. 1 is the antenna structure schematic perspective view of first embodiment of the invention
Fig. 2 is the antenna structure schematic perspective view of second embodiment of the invention
Fig. 3 is 3 dimension antenna pattern and gains of first embodiment of the invention
Fig. 4 is left-handed, the right-hand polarization figure of first embodiment of the invention
Fig. 5 is 3 dimension antenna pattern and gains of second embodiment of the invention
Fig. 6 is left-handed, the right-hand polarization figure of second embodiment of the invention
Mark among the figure:
1.A conductor loops 2.B conductor loops 3.C conductor loops 4.D conductor loops 5.E conductor loops
6. earthed conductor plane 7. coaxial radio frequency cables
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are specified:
With reference to accompanying drawing 1, the first embodiment of the present invention comprises A conductor loops 1, B conductor loops 2, C conductor loops 3, D conductor loops 4, E conductor loops 5, earthed conductor plane 6 and coaxial radio frequency cable 7, and A～E five conductor loops diameters are identical; Making up, intersect, link together in this five rings, is bearing on the earthed conductor plane 6 through coaxial radio frequency cable 7; Wherein, Be interval with a1, a2, a3, four joinings of a4 by 90 ° on the circumference of A conductor loops 1; B conductor loops 2 and A conductor loops 1 crossing a1, the a2 point of being connected in; C conductor loops 3 and A conductor loops 1 crossing a2, the a3 point of being connected in, D conductor loops 4 and A conductor loops 1 crossing a3, the a4 point of being connected in, E conductor loops 5 and A conductor loops 1 crossing a1, the a4 point of being connected in; The distributing point of antenna is arranged on a1, a2, a3, the a4 point, and internal core wire one end of coaxial radio frequency cable 7 connects distributing point, and the other end connects radio-frequency signal source, and outer shielding layer connects earthed conductor plane 6, and earthed conductor plane 6 connects the signal ground end of radiofrequency signal.This embodiment volume is little, simple in structure.
With reference to accompanying drawing 2; The A conductor loops 1 of the second embodiment of the present invention is partially filled with four common factors of B, C, D, E four conductor loops to be four conductor surfaces; Two distributing points of antenna are arranged on two adjacent conductor surfaces, 90 ° of the radiofrequency signal phase phasic differences of distributing point.Internal core wire one end of coaxial radio frequency cable connects distributing point, and the other end connects radio-frequency signal source, and outer shielding layer connects the earthed conductor plane, and the earthed conductor plane connects the signal ground end of radiofrequency signal.This embodiment adopts 90 ° of power splitters, realizes simply, and the low angle ratio of gains first embodiment is big.
With reference to accompanying drawing 3～6,3 dimension antenna patterns and gains through the HFSS system emulation and left-handed, right-hand polarization figure can find out that embodiments of the invention all are idealized circular polarized antennas; Radiation efficiency high and low angle gain is big, axial ratio is big.
Two embodiment of the present invention have all adopted electromagnetic material as substrate, have realized the purpose of design that high efficiency circular polarization radiation, ultra wide band frequency respond, volume is little.Product detects through emulation, superior performance, and contour structures is reasonable, and low, the environmental protection of energy consumption is particularly suitable for mass industrialized production, low production cost, market prospects are boundless.
Claims (3)
1. five rings, plane circular polarized antenna is characterized in that: comprise A conductor loops (1), B conductor loops (2), C conductor loops (3), D conductor loops (4), E conductor loops (5), earthed conductor plane (6) and coaxial radio frequency cable (7), and A～E five conductor loops diameters are identical; Making up, intersect, link together in this five rings, is bearing on the earthed conductor plane (6) through coaxial radio frequency cable (7); Wherein, Be interval with a1, a2, a3, four joinings of a4 by 90 ° on the circumference of A conductor loops (1); B conductor loops (2) and crossing a1, the a2 point of being connected in of A conductor loops (1); Crossing a2, the a3 point of being connected in of C conductor loops (3) and A conductor loops (1), D conductor loops (4) and crossing a3, the a4 point of being connected in of A conductor loops (1), E conductor loops (5) and crossing a1, the a4 point of being connected in of A conductor loops (1); The distributing point of antenna is arranged on a1, a2, a3, the a4 point or is arranged on b on B, C, D, the E four conductor loops periphery, c, d, the e end points; Internal core wire one end of coaxial radio frequency cable (7) connects distributing point; The other end connects the signal end of radiofrequency signal; Outer shielding layer connects earthed conductor plane (7), and earthed conductor plane (7) connect the signal ground end of radiofrequency signal.
2. five rings, a kind of plane according to claim 1 circular polarized antenna; It is characterized in that: described A conductor loops (1) can be filled to four conductor surfaces with four parts of occuring simultaneously of B, C, D, E four conductor loops; Two distributing points of antenna are arranged on two adjacent conductor surfaces, 90 ° of the radiofrequency signal phase phasic differences of distributing point.
3. five rings, a kind of plane according to claim 1 circular polarized antenna is characterized in that: described conductor loops, earthed conductor plane and coaxial radio frequency cable can be arranged on the substrate of dielectric, magnetizing mediums, electromagnetic medium material or in the coating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101628353A CN102832447A (en) | 2011-06-17 | 2011-06-17 | Planar five-ring circularly polarized antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101628353A CN102832447A (en) | 2011-06-17 | 2011-06-17 | Planar five-ring circularly polarized antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102832447A true CN102832447A (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101628353A Pending CN102832447A (en) | 2011-06-17 | 2011-06-17 | Planar five-ring circularly polarized antenna |
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| CN (1) | CN102832447A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103117454A (en) * | 2013-03-11 | 2013-05-22 | 北京理工大学 | Wideband circular polarization high gain combined antenna |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3821740A (en) * | 1972-07-03 | 1974-06-28 | Raytheon Co | Super directive system |
| CN1248348A (en) * | 1997-02-24 | 2000-03-22 | 艾利森电话股份有限公司 | Base station antenna arrangement |
| CN1328711A (en) * | 1998-11-30 | 2001-12-26 | 雷西昂公司 | Circular direction finding antenna |
| RU2222848C2 (en) * | 2001-10-08 | 2004-01-27 | Сибирский физико-технический институт при Томском государственном университете | Active folded antenna |
| JP2005033629A (en) * | 2003-07-09 | 2005-02-03 | Nec Infrontia Corp | Noncontact type ic card reader writer |
| CN201352599Y (en) * | 2008-12-17 | 2009-11-25 | 成都华日通讯技术有限公司 | Double-passage correlation interferometer direction-finder antenna with five antenna elements |
-
2011
- 2011-06-17 CN CN2011101628353A patent/CN102832447A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3821740A (en) * | 1972-07-03 | 1974-06-28 | Raytheon Co | Super directive system |
| CN1248348A (en) * | 1997-02-24 | 2000-03-22 | 艾利森电话股份有限公司 | Base station antenna arrangement |
| CN1328711A (en) * | 1998-11-30 | 2001-12-26 | 雷西昂公司 | Circular direction finding antenna |
| RU2222848C2 (en) * | 2001-10-08 | 2004-01-27 | Сибирский физико-технический институт при Томском государственном университете | Active folded antenna |
| JP2005033629A (en) * | 2003-07-09 | 2005-02-03 | Nec Infrontia Corp | Noncontact type ic card reader writer |
| CN201352599Y (en) * | 2008-12-17 | 2009-11-25 | 成都华日通讯技术有限公司 | Double-passage correlation interferometer direction-finder antenna with five antenna elements |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103117454A (en) * | 2013-03-11 | 2013-05-22 | 北京理工大学 | Wideband circular polarization high gain combined antenna |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121219 |