CN102361156A - Wideband dual-polarization radiating unit - Google Patents
Wideband dual-polarization radiating unit Download PDFInfo
- Publication number
- CN102361156A CN102361156A CN2011102749637A CN201110274963A CN102361156A CN 102361156 A CN102361156 A CN 102361156A CN 2011102749637 A CN2011102749637 A CN 2011102749637A CN 201110274963 A CN201110274963 A CN 201110274963A CN 102361156 A CN102361156 A CN 102361156A
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- symmetrical dipole
- circuiting device
- dual
- radiating unit
- balance short
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Abstract
The invention aims at providing a wideband dual-polarization radiating unit, comprising four symmetrical vibrators, and balance short circuiting devices corresponding to the vibrators, wherein the vibrators are used for transmitting or receiving communication signals; the balance short circuiting devices are used for carrying out balance feeding for each vibrator; the vibrators and the balance short circuiting devices are respectively arranged on the same plane; and since the vibrators and the balance short circuiting devices are respectively arranged on the same plane, the supporting action of the balance short circuiting devices on the vibrators is eliminated, so that the distance from the vibrators to a reflecting plate can be adjusted randomly. In addition, the balance short circuiting devices and the vibrators are arranged in the same plane and can be manufactured by using printed boards or metal plates, the processing is convenient and the consistency is good.
Description
Technical field
The present invention relates to the mobile communication antenna field, particularly relate to a kind of wideband dual polarized radiating element.
Background technology
Radiating element is the critical component of antenna for base station, and antenna is through energy on the radiating element realization transmission line and the conversion between the electromagnetic wave energy of space.Radiating element has various ways, and commonly used have microband paste radiating element and a symmetrical dipole radiating element, and wherein the radiating element of symmetrical dipole formula is widely used owing to performances such as bandwidth and cross polarization are preferable.
In general, symmetrical dipole all has a balance short-circuiting device, also is Ba Lun, and its effect is to make the size of current on two radiation arms of symmetrical dipole consistent, thereby improves radiation characteristic; The length of balance short-circuiting device is generally about 1/4 wavelength of centre frequency; In antenna for base station; The balance short-circuiting device has the effect of supporting construction usually simultaneously; Be supported and fixed on the oscillator radiating element on the reflecting plate through the balance short-circuiting device; As the patent No. be 200720058937.X and Granted publication number in the patent of CN 201699136 U, four oscillators are supported on the reflecting plate through balancer.
Sometimes in order to make antenna obtain higher gain or to make antenna have littler size; Need reduce the distance between oscillator and the reflecting plate; At this time because the length of balance short-circuiting device is about 1/4 wavelength; The oscillator of above-mentioned patent will limit to some extent, the size that can not effectively realize improving the gain of antenna or accomplish to reduce antenna.
Summary of the invention
The objective of the invention is to overcome the deficiency of existing device architecture, propose a kind of effective raising antenna gain, and can adjust antenna size according to actual needs, simplify structure, practice thrift the wideband dual polarized radiating element of cost.
The present invention provides a kind of wideband dual polarized radiating element, comprising:
Be used to launch or the symmetrical dipole of receiving communication signal;
Corresponding to the balance short-circuiting device of each oscillator, be used for each oscillator is carried out balanced feeding;
The reflecting plate that is used for reflected signal;
Said symmetrical dipole and said balance short-circuiting device all are arranged on the same plane, and said symmetrical dipole and balance short-circuiting device are fixed on the said reflecting plate through support arm.
Said symmetrical dipole has 4; Said 4 symmetrical dipole front ends are connected with its corresponding balance short-circuiting device respectively, and symmetrical dipole and said balance short-circuiting device all are provided with at grade, therefore can remove the supporting role of oscillator balancer from; The distance of symmetrical dipole and reflecting plate can be set as required; A top in two radiation arms of wherein said symmetrical dipole is provided with and is used for the feed tab that is connected with feeder cable, and said symmetrical dipole and balance short-circuiting device are fixed on the said reflecting plate through fixture; Preferably, said fixture is a support arm.
Preferably, two radiation arms of said symmetrical dipole are the umbrella shape, effectively reduce the radiating element area, make antenna miniaturization.
Preferably, the end of two radiation arms of said symmetrical dipole respectively is provided with one section loaded line vertical with radiation arm, plays making the radiating element miniaturization.
Preferably, the end of said loaded line is provided with corner cut.
Preferably, the feed tab at the top of said symmetrical dipole is a right angle bending structure, welds together when being convenient to be connected with feeder cable.
Preferably, be said symmetrical dipole and the integrally formed making of balance short-circuiting device employing printed circuit board.
Preferably, the two sides of said printed circuit board all is carved with said symmetrical dipole and balance short-circuiting device, and the two sides cuts out oscillator and short-circuiting device, and the holeization connects together then, and equivalence is with metal aluminum sheet processing, reduces the printed board dielectric loss, is beneficial to and improves gain.
Preferably, symmetrical dipole on the said printed circuit board two sides and balance short-circuiting device are provided with densely covered metallization aperture on the edge of, make symmetrical dipole on the printed circuit board two sides can short circuit together.
Preferably, the adjustable in length of said support arm, the distance that is used to regulate said symmetrical dipole and balance short-circuiting device and reflecting plate
Said symmetrical dipole and balance short-circuiting device adopt the integrally formed making of metallic plate.
Compared with prior art, the present invention has the following advantages:
The present invention adopts oscillator and balance short-circuiting device to be arranged at the technical scheme on the same plane; Because said oscillator and balance short-circuiting device all are provided with the supporting role that therefore can remove the oscillator balancer at grade from; The distance of oscillator and reflecting plate can be set as required, and balancer and oscillator can be made with printed board or sheet metal on same plane; Easy to process, high conformity.
Description of drawings
Fig. 1 is contained in the sketch map on the reflecting plate for radiating element of the present invention;
Fig. 2 is a radiating element sketch map of the present invention.
Embodiment
Below in conjunction with the accompanying drawing further explain: as depicted in figs. 1 and 2, the present invention provides a kind of wideband dual polarized radiating element, comprising: symmetrical dipole 1, balance short-circuiting device 2 and reflecting plate 7; Said balance short-circuiting device 2 is used for said symmetrical dipole 1 is carried out balanced feeding; Symmetrical dipole 1 has 4, is connected with balance short-circuiting device 2 to be the cross structure distribution, and 4 symmetrical dipole 1 front ends are connected respectively with its corresponding balance short-circuiting device 2; And symmetrical dipole 1 is integrated with said balance short-circuiting device 2; Symmetrical dipole 1 all is provided with at grade with said balance short- circuiting device 2, and 4 symmetrical dipoles 1 are a planar structure with the balance short-circuiting device 2 common Departments of Radiation of forming 9, and a top in 1 two radiation arms 3 of wherein said symmetrical dipole is provided with and is used for the feed tab 5 that feeder cable connects; Said symmetrical dipole 1 is fixed on the said reflecting plate 7 through fixture 8 with balance short-circuiting device 2; Fixture 8 is any immobilising device that can play fixation particularly, and preferably, said fixture 8 is 4 support arms; 4 support arms are evenly distributed on the bottom of balance short-circuiting device device 2, are used to support balance short-circuiting device 2 and symmetrical dipole 1.
Of Fig. 2, two radiation arms 3 of said symmetrical dipole 1 are the umbrella shape and structure.And the end of two radiation arms 3 of said symmetrical dipole 1 respectively is provided with one section loaded line 4 vertical with radiation arm 3, and the end of loaded line 4 is provided with corner cut.
The feed tab 5 at the top of symmetrical dipole 1 is a right angle bending structure.
The making of symmetrical dipole 1 and balance short-circuiting device 2 adopts printed circuit board integrally formed, and it adopts the printed circuit board etching to be made into.
The two sides of printed circuit board all is carved with said symmetrical dipole 1 and balance short-circuiting device 2
As shown in Figure 1, symmetrical dipole 1 is fixed on the reflecting plate 7 through support arm 8 with the Department of Radiation 9 that balance short-circuiting device 2 is formed, and the adjustable in length of fixture 8, the distance that can regulate symmetrical dipole and balance short-circuiting device and reflecting plate according to actual needs.
Equally, symmetrical dipole 1 and balance short-circuiting device 2 also can adopt metallic plate integrally formed, and use has certain thickness metallic plate and directly cuts the making shaping.
Claims (10)
1. a wideband dual polarized radiating element is characterized in that, comprising:
Be used to launch or the symmetrical dipole of receiving communication signal;
Corresponding to each symmetrical dipole, and be used for each oscillator is carried out the balance short-circuiting device of balanced feeding;
The reflecting plate that is used for reflected signal;
Said symmetrical dipole and said balance short-circuiting device all are arranged on the same plane, and said symmetrical dipole and balance short-circuiting device are fixed on the said reflecting plate through fixture.
2. dual-polarization radiating unit according to claim 1 is characterized in that, said symmetrical dipole and said balance short-circuiting device are integrated, and are arranged on the same plane.
3. dual-polarization radiating unit according to claim 1 is characterized in that, two radiation arms of said symmetrical dipole are the umbrella shape.
4. dual-polarization radiating unit according to claim 3 is characterized in that, the end of the radiation arm of said symmetrical dipole is provided with one section loaded line vertical with radiation arm.
5. dual-polarization radiating unit according to claim 4 is characterized in that the end of loaded line is provided with corner cut.
6. dual-polarization radiating unit according to claim 5 is characterized in that, said symmetrical dipole top comprises and be used for the feed tab that is connected with feeder cable that said feed tab is a right angle bending structure.
7. dual-polarization radiating unit according to claim 1 is characterized in that, said symmetrical dipole and balance short-circuiting device adopt the integrally formed making of printed circuit board.
8. dual-polarization radiating unit according to claim 7 is characterized in that, the two sides of said printed circuit board all is carved with said symmetrical dipole and balance short-circuiting device.
9. dual-polarization radiating unit according to claim 8 is characterized in that, symmetrical dipole on the said printed circuit board two sides and balance short-circuiting device are provided with densely covered aperture on the edge of, make on the printed circuit board two sides the symmetrical dipole short circuit together.
10. dual-polarization radiating unit according to claim 1 is characterized in that: said symmetrical dipole and balance short-circuiting device adopt the integrally formed making of metallic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102749637A CN102361156A (en) | 2011-09-16 | 2011-09-16 | Wideband dual-polarization radiating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102749637A CN102361156A (en) | 2011-09-16 | 2011-09-16 | Wideband dual-polarization radiating unit |
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| Publication Number | Publication Date |
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| CN102361156A true CN102361156A (en) | 2012-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102749637A Pending CN102361156A (en) | 2011-09-16 | 2011-09-16 | Wideband dual-polarization radiating unit |
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| CN (1) | CN102361156A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092021A (en) * | 2014-07-30 | 2014-10-08 | 中国矿业大学(北京) | Ground penetrating radar dual-band antenna |
| CN110707420A (en) * | 2019-10-15 | 2020-01-17 | 安费诺永亿(海盐)通讯电子有限公司 | Dual-polarized antenna oscillator and antenna comprising same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101599579A (en) * | 2008-06-05 | 2009-12-09 | 京信通信系统（中国）有限公司 | High cross polarization ratio antenna and dual-polarization radiating unit thereof |
| CN101707287A (en) * | 2009-11-24 | 2010-05-12 | 张家港保税区国信通信有限公司 | Fan-shaped ultra wideband dual polarization antenna radiation unit |
| CN201741789U (en) * | 2010-07-15 | 2011-02-09 | 江苏捷士通科技股份有限公司 | Microstrip coupling radiation unit of broadband dual-polarization directional base station antenna |
| CN102117961A (en) * | 2011-03-17 | 2011-07-06 | 广东通宇通讯股份有限公司 | Wideband dual polarization directional radiation unit and antenna |
| CN202333122U (en) * | 2011-09-16 | 2012-07-11 | 广州杰赛科技股份有限公司 | Broadband dual-polarized radiation unit |
-
2011
- 2011-09-16 CN CN2011102749637A patent/CN102361156A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101599579A (en) * | 2008-06-05 | 2009-12-09 | 京信通信系统（中国）有限公司 | High cross polarization ratio antenna and dual-polarization radiating unit thereof |
| CN101707287A (en) * | 2009-11-24 | 2010-05-12 | 张家港保税区国信通信有限公司 | Fan-shaped ultra wideband dual polarization antenna radiation unit |
| CN201741789U (en) * | 2010-07-15 | 2011-02-09 | 江苏捷士通科技股份有限公司 | Microstrip coupling radiation unit of broadband dual-polarization directional base station antenna |
| CN102117961A (en) * | 2011-03-17 | 2011-07-06 | 广东通宇通讯股份有限公司 | Wideband dual polarization directional radiation unit and antenna |
| CN202333122U (en) * | 2011-09-16 | 2012-07-11 | 广州杰赛科技股份有限公司 | Broadband dual-polarized radiation unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092021A (en) * | 2014-07-30 | 2014-10-08 | 中国矿业大学(北京) | Ground penetrating radar dual-band antenna |
| CN104092021B (en) * | 2014-07-30 | 2017-05-17 | 中国矿业大学(北京) | Ground penetrating radar dual-band antenna |
| CN110707420A (en) * | 2019-10-15 | 2020-01-17 | 安费诺永亿(海盐)通讯电子有限公司 | Dual-polarized antenna oscillator and antenna comprising same |
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Application publication date: 20120222 |