CN102904004A - Low-frequency integrated double-polarization folded antenna oscillator - Google Patents
Low-frequency integrated double-polarization folded antenna oscillator Download PDFInfo
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- CN102904004A CN102904004A CN2012104206771A CN201210420677A CN102904004A CN 102904004 A CN102904004 A CN 102904004A CN 2012104206771 A CN2012104206771 A CN 2012104206771A CN 201210420677 A CN201210420677 A CN 201210420677A CN 102904004 A CN102904004 A CN 102904004A
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- 238000003032 molecular docking Methods 0.000 claims abstract description 22
- 238000002955 isolation Methods 0.000 claims abstract description 8
- 230000010287 polarization Effects 0.000 claims description 35
- 230000009977 dual effect Effects 0.000 claims description 34
- 230000033228 biological regulation Effects 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 229910052755 nonmetal Inorganic materials 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000010295 mobile communication Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000005855 radiation Effects 0.000 description 10
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000010009 beating Methods 0.000 description 3
- 238000005388 cross polarization Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 230000005670 electromagnetic radiation Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000009711 regulatory function Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
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- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The invention belongs to the field of a mobile communication base station antenna, and particularly relates to a low-frequency integrated double-polarization folded antenna oscillator. The low-frequency integrated double-polarization folded antenna oscillator comprises four groups of compensating half-wave folded oscillators, wherein each group of compensating half-wave folded oscillator is connected to a docking platform through the bottom of an oscillator arm to form a whole integrated double-polarization folded oscillator; the horizontal parts of the four groups of compensating half-wave folded oscillators are connected through isolation connecting blocks to form rectangular four sides; and the compensating half-wave folded oscillators on each group of opposite sides in the rectangular four sides form a polarization-direction radiating element combination. An oscillator feed mode is that a feed-through and a support arm form coplanar waveguide mode feed, the gap space between the feed-through and the support arm and the sectional dimension are changed to regulate the input impedance characteristic of the oscillator, and then the match with a feed network is realized. The low-frequency integrated double-polarization folded antenna oscillator has the advantages of simplicity in manufacture, stable structure and high radiating efficiency.
Description
Technical field
The invention belongs to the antenna of mobile communication base station field, relate to a kind of antenna oscillator, specifically the integrated dual polarization collapsible antenna of a kind of low frequency oscillator.
Background technology
Oscillator claims again radiating element, is the core in the antenna for base station.Mostly use the half-wave doublet in the linear polarized antenna, its principle is to utilize the distortion of Double wire transmission in the transmission line theory, and the angle of two-wire is opened to 180 degree, and brachium is suitable with the half-wavelength of using the frequency range center frequency point, so claim half-wave dipole.Existing dual polarized antenna adopts the quadrature oscillator more, and structure adopts panel beating bending upright form more.
Because the needs of dual polarized antenna, isolation was relatively poor between the half-wave dipole of the existing upright quadrature form of panel beating bending polarised, and its main cause one is that mutual coupling is large because upright two groups of doublets that intersect are too simple on structural design; The 2nd, because panel beating bending-type oscillator can't satisfy the requirement of vibration test on intensity, caused structural unstablely, reduced polarization purity.Cross polarization also becomes unstable than performance thereupon.In addition, the upright oscillator height of quadrature is subjected to frequency limitation, generally about quarter-wave, so when low frequency, oscillator is cinch very high very large, is seriously restricting the propelling of antenna miniaturization.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of prior art, and the integrated dual polarization collapsible antenna of a kind of low frequency oscillator is provided, make simple, Stability Analysis of Structures, and radiation efficiency is high.
The technical scheme that the present invention solves above technical problem is:
The integrated dual polarization collapsible antenna of a kind of low frequency oscillator comprises 4 groups of compensation half-wave folded dipoles, and compensation half-wave folded dipole is T shape structure, its have oscillator arms and with oscillator arms horizontal part connected vertically; Each is organized compensation half-wave folded dipole and is connected to the integrated dual polarization folded dipole that a docking platform forms a whole by its oscillator arms bottom, each organizes four limits of horizontal part by isolating the contiguous block connection and forming a rectangle of compensation half-wave folded dipole, the radiating element combination of a polarised direction of every group of locational compensation half-wave folded dipole composition of opposite side in four limits of rectangle, realize the ability of the electromagnetic radiation signal of raising radiating element, the radiation of the electromagnetic signal of 2 polarised directions of 2 groups of locational compensation half-wave folded dipole realization orthogonal polarizations of opposite side;
Oscillator arms is comprised of left oscillator arms and right oscillator arms, one end of left oscillator arms and right oscillator arms is connected to horizontal part, the other end is connected to docking platform, be provided with the slit between left oscillator arms and the right oscillator arms, by the section shape and size of oscillator arms and the design of the slit spacing between the oscillator arms of the left and right sides, realize that oscillator impedance operator, frequency bandwidth characteristic and radiation characteristic reach instructions for use; Be provided with feed-through in the slit between left oscillator arms and the right oscillator arms, feed-through is strip structure, its upper end is connected with horizontal part, the lower end is free end and extends to docking platform, the coplanar wave guide feedback mode of the integrated dual polarization collapsible antenna of low frequency oscillator feeding classification for being consisted of by feed-through and left oscillator arms and right oscillator arms, input impedance characteristic by the slit spacing between change feed-through and oscillator arms and sectional dimension adjusting oscillator reaches the coupling with feeding network.
The technical scheme that the present invention further limits is:
The integrated dual polarization collapsible antenna of aforesaid low frequency oscillator, the left end of the horizontal part of compensation half-wave folded dipole, right-hand member and centre all are provided with the compensated regulation piece, comprise left compensated regulation piece, middle compensated regulation piece and right compensated regulation piece, the planform of compensated regulation piece is the one or more combination body in cylinder, cuboid, cone, the trapezoidal shape.The compensated regulation piece is for the optimization of expansion, impedance operator and the radiation characteristic of the frequency bandwidth that realizes oscillator.
The integrated dual polarization collapsible antenna of aforesaid low frequency oscillator, slit between left oscillator arms and the right oscillator arms is embedded with the nonmetal medium regulating block, the nonmetal medium regulating block is " mountain " character form structure, its groove and feed-through clamping by being provided with of middle part, its two ends by the button pawl that is provided with and respectively with left oscillator arms and right oscillator arms snapping.Easy to connect, realize the impedance operator of co-planar waveguide, coupling and the adjusting of frequency bandwidth characteristic, by dielectric material characteristic (dielectric constant) and the adjustment of architectural characteristic (cross sectional shape, size) and the adjustment of embedded location, realize its regulatory function, also can control simultaneously consistency and the steadiness of the position of feed-through, thereby, the consistency of assurance vibrator characteristic.
The integrated dual polarization collapsible antenna of aforesaid low frequency oscillator, each organizes the horizontal part of compensation half-wave folded dipole by isolating the contiguous block connection and forming foursquare four limits.
The integrated dual polarization collapsible antenna of aforesaid low frequency oscillator, each oscillator arms of organizing compensation half-wave folded dipole are as the bottom surface take docking platform and are tilted to upper distribution, and the acute angle that oscillator arms and docking platform are connected to form is the 30-50 degree.Such distribution mode has improved the swept area of antenna, has improved radiation efficiency, has greatly improved the gain of oscillator.
The integrated dual polarization collapsible antenna of aforesaid low frequency oscillator, the cross sectional shape of left oscillator arms and right oscillator arms is square, rectangle, circle, ellipse or polygon.
The integrated dual polarization collapsible antenna of aforesaid low frequency oscillator, the cross section of feed-through is square, rectangle, circle, ellipse or polygon.
The integrated dual polarization collapsible antenna of aforesaid low frequency oscillator, the isolation contiguous block is non-metallic component.Reduce the coupling of electromagnetic signal between adjacent vibration generators, improve the isolation between the cross polarization direction.
The integrated dual polarization collapsible antenna of aforesaid low frequency oscillator, docking platform are provided with circle, square or polygonal mounting-positioning holes.Has the function that prevents the installation direction mistake.
The integrated dual polarization collapsible antenna of aforesaid low frequency oscillator, docking platform is disc, its periphery is provided with the U-shaped groove with feed-through free end relevant position.Make things convenient for the free-ended placement of feed-through.
The invention has the beneficial effects as follows: the present invention is connected in series a plurality of T font oscillators and form the dual polarization unit at feed end, has greatly improved the gain of oscillator, thereby has improved the swept area of antenna, has improved radiation efficiency.In addition, the present invention is simple in structure, and stable, easy to assembly.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the enlarged drawing at medium regulating block of the present invention position.
Embodiment
Present embodiment is the integrated dual polarization collapsible antenna of a kind of low frequency oscillator, structure as shown in Figure 1, Fig. 2 is partial enlarged drawing, the integrated dual polarization collapsible antenna of low frequency oscillator, comprise 4 groups of compensation half-wave folded dipoles 1, compensation half-wave folded dipole 1 is T shape structure, its have oscillator arms and with oscillator arms horizontal part connected vertically; Each is organized compensation half-wave folded dipole 1 and is connected to the integrated dual polarization folded dipole that a docking platform 10 forms a whole by its oscillator arms bottom, each organizes the horizontal part of compensation half-wave folded dipole 1 by isolating contiguous block 9 connections and forming foursquare four limits, the radiating element combination of a polarised direction of every group of locational compensation half-wave folded dipole composition of opposite side in foursquare four limits, realize the ability of the electromagnetic radiation signal of raising radiating element, the radiation of the electromagnetic signal of 2 polarised directions of 2 groups of locational compensation half-wave folded dipole realization orthogonal polarizations of opposite side; Isolation contiguous block 9 is non-metallic component, reduces the coupling of electromagnetic signal between adjacent vibration generators, improves the isolation between the cross polarization direction; Oscillator arms is comprised of left oscillator arms 2 and right oscillator arms 3, the cross sectional shape of left oscillator arms 2 and right oscillator arms 3 is square, rectangle, circular, ellipse or polygon, the back of oscillator arms can be provided with reinforcement, be used for strengthening the fastness of structure, one end of left oscillator arms 2 and right oscillator arms 3 is connected to horizontal part, the other end is connected to docking platform 10, be provided with the slit between left oscillator arms 2 and the right oscillator arms 3, by the section shape and size of oscillator arms and the design of the slit spacing between the oscillator arms of the left and right sides, realize the oscillator impedance operator, frequency bandwidth characteristic and radiation characteristic reach instructions for use; Be provided with feed-through 7 in the slit between left oscillator arms 2 and the right oscillator arms 3, feed-through 7 is strip structure, its cross section is square, rectangle, circular, ellipse or polygon, its upper end is connected with horizontal part, the lower end is free end and extends to docking platform 10, the coplanar wave guide feedback mode of the integrated dual polarization collapsible antenna of low frequency oscillator feeding classification for being consisted of by feed-through 7 and left oscillator arms 2 and right oscillator arms 3, input impedance characteristic by the slit spacing between change feed-through and oscillator arms and sectional dimension adjusting oscillator reaches the coupling with feeding network.
The left end of the horizontal part of compensation half-wave folded dipole, right-hand member and centre all are provided with the compensated regulation piece, comprise left compensated regulation piece 4, middle compensated regulation piece 5 and right compensated regulation piece 6, the planform of compensated regulation piece is the one or more combination body in cylinder, cuboid, cone, the trapezoidal shape, and the compensated regulation piece is for the optimization of expansion, impedance operator and the radiation characteristic of the frequency bandwidth that realizes oscillator.
Slit between left oscillator arms 2 and the right oscillator arms 3 is embedded with nonmetal medium regulating block 8, nonmetal medium regulating block 8 is " mountain " character form structure, its middle part groove and feed-through 7 clampings by being provided with, its two ends by the button pawl that is provided with respectively with left oscillator arms 2 and right oscillator arms 3 snappings, such structure is easy to connect, realize the impedance operator of co-planar waveguide, the coupling of frequency bandwidth characteristic and adjusting, by dielectric material characteristic (dielectric constant) and architectural characteristic (cross sectional shape, size) adjustment and the adjustment of embedded location, realize its regulatory function, also can control simultaneously consistency and the steadiness of the position of feed-through, thereby, the consistency of assurance vibrator characteristic.
Each oscillator arms of organizing compensation half-wave folded dipole is as the bottom surface take docking platform 10 and is tilted to upper distribution, the acute angle that oscillator arms and docking platform 10 are connected to form is the 30-50 degree, such distribution mode has improved the swept area of antenna, has improved radiation efficiency, has greatly improved the gain of oscillator.Docking platform 10 is provided with circle, square or polygonal mounting-positioning holes 11.Has the function that prevents the installation direction mistake.Docking platform 10 is disc, and its periphery is provided with U-shaped groove 12 with described feed-through 7 free end relevant positions.
During the invention process, confirm design size after, integrated optimization structure ﹠processes, metal partly adopt the microdiecast moulding process, and the labyrinth body is carried out the integral die-cast moulding, realize efficient, the stabilized structure of batch production, the advantage of high conformity; Medium is regulated part and is adopted injection molding process to carry out the integral molded plastic moulding, realizes the advantage of efficient, the high conformity of batch production.
In addition to the implementation, the present invention can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of requirement of the present invention.
Claims (10)
1. the integrated dual polarization collapsible antenna of a low frequency oscillator comprises 4 groups of compensation half-wave folded dipoles (1), and described compensation half-wave folded dipole (1) is T shape structure, its have oscillator arms and with described oscillator arms horizontal part connected vertically; It is characterized in that: the described compensation half-wave folded dipole (1) of respectively organizing is connected to the integrated dual polarization folded dipole that a docking platform (10) forms a whole by its oscillator arms bottom, the described horizontal part of respectively organizing compensation half-wave folded dipole (1) connects and forms four limits of a rectangle by isolating contiguous block (9), the radiating element combination of a polarised direction of every group of locational compensation half-wave folded dipole composition of opposite side in four limits of described rectangle;
Described oscillator arms is comprised of left oscillator arms (2) and right oscillator arms (3), one end of described left oscillator arms (2) and right oscillator arms (3) is connected to described horizontal part, the other end is connected to described docking platform (10), is provided with the slit between described left oscillator arms (2) and the right oscillator arms (3); Be provided with feed-through (7) in the slit between described left oscillator arms (2) and the right oscillator arms (3), described feed-through (7) is strip structure, its upper end is connected with described horizontal part, the lower end is free end and extends to described docking platform (10) that the integrated dual polarization collapsible antenna of low frequency oscillator feeding classification is the coplanar wave guide feedback mode by feed-through and left oscillator arms (2) and right oscillator arms (3) formation.
2. the integrated dual polarization collapsible antenna of low frequency as claimed in claim 1 oscillator, it is characterized in that: the left end of the horizontal part of described compensation half-wave folded dipole, right-hand member and centre all are provided with the compensated regulation piece, and the planform of described compensated regulation piece is the one or more combination body in cylinder, cuboid, cone, the trapezoidal shape.
3. the integrated dual polarization collapsible antenna of low frequency as claimed in claim 1 oscillator, it is characterized in that: the slit between described left oscillator arms (2) and the right oscillator arms (3) is embedded with nonmetal medium regulating block (8), described nonmetal medium regulating block (8) is " mountain " character form structure, its groove and described feed-through (7) clamping by being provided with of middle part, its two ends by the button pawl that is provided with and respectively with described left oscillator arms (2) and right oscillator arms (3) snapping.
4. the integrated dual polarization collapsible antenna of low frequency as claimed in claim 1 oscillator is characterized in that: the described horizontal part of respectively organizing compensation half-wave folded dipole (1) connects by isolation contiguous block (9) and forms foursquare four limits.
5. as claimed in claim 1 or 2 or 3 or 4 the integrated dual polarization collapsible antenna of low frequency oscillator, it is characterized in that: the described oscillator arms of respectively organizing compensation half-wave folded dipole is as the bottom surface take described docking platform (10) and is tilted to upper distribution, and the acute angle that oscillator arms and described docking platform (10) are connected to form is the 30-50 degree.
6. as claimed in claim 1 or 2 or 3 or 4 the integrated dual polarization collapsible antenna of low frequency oscillator, it is characterized in that: the cross sectional shape of described left oscillator arms (2) and right oscillator arms (3) is square, rectangle, circle, ellipse or polygon.
7. as claimed in claim 1 or 2 or 3 or 4 the integrated dual polarization collapsible antenna of low frequency oscillator, it is characterized in that: the cross section of described feed-through (7) is square, rectangle, circle, ellipse or polygon.
8. as claimed in claim 1 or 2 or 3 or 4 the integrated dual polarization collapsible antenna of low frequency oscillator, it is characterized in that: described isolation contiguous block (9) is non-metallic component.
9. as claimed in claim 1 or 2 or 3 or 4 the integrated dual polarization collapsible antenna of low frequency oscillator, it is characterized in that: described docking platform (10) is provided with circle, square or polygonal mounting-positioning holes (11).
10. as claimed in claim 1 or 2 or 3 or 4 the integrated dual polarization collapsible antenna of low frequency oscillator, it is characterized in that: described docking platform (10) is disc, its periphery is provided with U-shaped groove (12) with described feed-through (7) free end relevant position.
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| CN201210420677.1A CN102904004B (en) | 2012-10-29 | 2012-10-29 | Low-frequency integrated double-polarization folded antenna oscillator |
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| CN201210420677.1A CN102904004B (en) | 2012-10-29 | 2012-10-29 | Low-frequency integrated double-polarization folded antenna oscillator |
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| CN102904004B CN102904004B (en) | 2015-05-06 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI509892B (en) * | 2013-03-21 | 2015-11-21 | Arcadyan Technology Corp | Antenna structure and the manufacturing method thereof |
| CN105281021A (en) * | 2015-11-04 | 2016-01-27 | 江苏亨鑫无线技术有限公司 | Miniaturized broadband dual-polarized radiation unit |
| CN106549230A (en) * | 2016-09-18 | 2017-03-29 | 捷开通讯(深圳)有限公司 | A kind of mobile device and its antenna |
| CN107887713A (en) * | 2017-10-19 | 2018-04-06 | 深圳市飞荣达科技股份有限公司 | Integrated circuit antenna oscillator and preparation method thereof |
| CN108448236A (en) * | 2018-05-04 | 2018-08-24 | 广东司南通信科技有限公司 | A kind of nestable oscillator |
| CN109473777A (en) * | 2017-09-08 | 2019-03-15 | Pc-Tel公司 | A kind of broadband low section dual-linear polarization antenna for the two-in-one platform of OneLTE |
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| CN201699136U (en) * | 2009-12-30 | 2011-01-05 | 广东通宇通讯设备有限公司 | Wide-band dual-polarized antenna radiating unit and antenna |
| CN102694237A (en) * | 2012-05-21 | 2012-09-26 | 华为技术有限公司 | Dual polarized antenna unit and base station antenna |
| CN202888396U (en) * | 2012-10-29 | 2013-04-17 | 江苏亨鑫科技有限公司 | Low-frequency dual-polarization folded antenna dipole |
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2012
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| CN2676432Y (en) * | 2004-01-08 | 2005-02-02 | 广州杰赛科技股份有限公司 | A radiating element applied on dual polarization base station antenna |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI509892B (en) * | 2013-03-21 | 2015-11-21 | Arcadyan Technology Corp | Antenna structure and the manufacturing method thereof |
| CN105281021A (en) * | 2015-11-04 | 2016-01-27 | 江苏亨鑫无线技术有限公司 | Miniaturized broadband dual-polarized radiation unit |
| CN105281021B (en) * | 2015-11-04 | 2018-11-20 | 江苏亨鑫无线技术有限公司 | A kind of miniaturization broadband dual-polarization radiating unit |
| CN106549230A (en) * | 2016-09-18 | 2017-03-29 | 捷开通讯(深圳)有限公司 | A kind of mobile device and its antenna |
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| CN109473777A (en) * | 2017-09-08 | 2019-03-15 | Pc-Tel公司 | A kind of broadband low section dual-linear polarization antenna for the two-in-one platform of OneLTE |
| CN107887713A (en) * | 2017-10-19 | 2018-04-06 | 深圳市飞荣达科技股份有限公司 | Integrated circuit antenna oscillator and preparation method thereof |
| CN108448236A (en) * | 2018-05-04 | 2018-08-24 | 广东司南通信科技有限公司 | A kind of nestable oscillator |
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| CN102904004B (en) | 2015-05-06 |
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