CN103311675B - A kind of broadband dual polarized antenna unit and wide frequency antenna - Google Patents
A kind of broadband dual polarized antenna unit and wide frequency antenna Download PDFInfo
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- CN103311675B CN103311675B CN201310173973.0A CN201310173973A CN103311675B CN 103311675 B CN103311675 B CN 103311675B CN 201310173973 A CN201310173973 A CN 201310173973A CN 103311675 B CN103311675 B CN 103311675B
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Abstract
The present invention relates to a kind of broadband dual polarized antenna unit, be installed on metallic reflection plate, comprise the dipole radiating element that two pairs of polarization orthogonal are arranged, each dipole radiating element is installed on metallic reflection plate respectively by a Ba Lun, and the junction of each dipole radiating element and Ba Lun is positioned at same reference planes; Each dipole radiating element comprises two the unit arms being fixed on Ba Lunshang symmetrically, and one end of unit arm is fixedly connected on Ba Lunshang, and the other end of unit arm has the plate-like piece perpendicular to described reference planes; The projection on the reference plane of all unit arms surrounds centrosymmetric polygon or a circle.A kind of broadband dual polarized antenna unit provided by the invention, structure is simple, easy to manufacture, is applicable to batch production; There is high-performance, wide band advantage, be specially adapted to the mobile communication system of the 600 ~ 1000MHz such as GSM800, GSM900, CDMA800, LTE700.
Description
Technical field
The present invention relates to communication field, be specifically related to a kind of broadband dual polarized antenna unit and wide frequency antenna.
Background technology
Along with the granting of China's 3G license, the mobile communications network of TD-SCDMA, WCDMA, CDMA2000 tri-kinds of standards has started to build and operation all.The broadband wireless networks such as WiMAX drop into application more and more, along with the development of mobile communication technology, also have more high-new Technical investment commercial.No matter be present or future, multiple communications applications standard the situation of depositing is inevitable.
Antenna for base station is the important component part of mobile communication system, and its characteristic directly affects the overall performance of each wireless network.Along with the continuous increase of the network coverage and capacity, the quantity of base station and antenna for base station increases fast, and its visual pollution caused is also more and more serious.In addition, long outdoor utility, makes the maintenance work of antenna for base station increasingly heavy.Therefore, more optimal antenna for base station solution becomes the focus that each side pays close attention to.Therefore, make antenna for base station can cover as far as possible wide frequency range, for Parallel running and the minimizing antenna for base station use amount of multiple standards, significant.
Summary of the invention
In view of this, be necessary for problems of the prior art, a kind of broadband dual polarized antenna unit and wide frequency antenna are provided, effective increase beamwidth of antenna, improve broadband dual-polarization antenna radiation unit to the boundary condition closing on high frequency unit, can more reasonably ensure in the design of multiband antenna for base station, the independence of every electrical property of each frequency range.
For achieving the above object, the present invention is by the following technical solutions:
A kind of broadband dual polarized antenna unit, be installed on metallic reflection plate, comprise the dipole radiating element that two pairs of polarization orthogonal are arranged, each dipole radiating element is installed on metallic reflection plate respectively by a Ba Lun, and the junction of each dipole radiating element and Ba Lun is positioned at same reference planes; Each dipole radiating element comprises two the unit arms being fixed on Ba Lunshang symmetrically, and one end of unit arm is fixedly connected on Ba Lunshang, and the other end of unit arm has the plate-like piece perpendicular to described reference planes; The projection on the reference plane of all unit arms surrounds centrosymmetric polygon or a circle.
The other end of unit arm has taper or polygon plate-like piece.
The middle part of plate-like piece has a hollow region.
The bottom of all Ba Lun is fixedly connected on a base, and by floor installation on metallic reflection plate; Two unit arms of each dipole radiating element are individually fixed in the both sides on Ba Lun top, and the top of Ba Lun is also connected with feeder equipment, and the outer surface of described Ba Lun offers groove, and outside feeder cable to be laid in groove and to be connected with feeder equipment.
The mutually orthogonal combination of the sub-radiating element of described two electrode couple, forms the polarised direction of +/-45 degree.
The sub-radiating element of every electrode couple distributes about the Central Symmetry of reference planes; Two Ba Lun connecting a pair dipole radiating element also distribute about the Central Symmetry of reference planes.
The Ba Lun length that each dipole radiating element connects is 0.2 ~ 0.3 operation wavelength.
The integrated die cast of described broadband dual polarized antenna unit.
A kind of wide frequency antenna, comprise above-described broadband dual polarized antenna unit, also comprise metallic reflection plate, described metallic reflection plate Linear is provided with at least two broadband dual polarized antenna unit.
A kind of wide frequency antenna, comprise above-described broadband dual polarized antenna unit, also comprise metallic reflection plate, described metallic reflection plate Linear is provided with at least two broadband dual polarized antenna unit, also be provided with multiple high band antenna radiation unit, wherein at least one high band antenna radiation unit is embedded in described broadband dual polarized antenna unit.
A kind of broadband dual polarized antenna unit provided by the invention, compared with dual polarization antenna radiation unit of the prior art, effectively can increase the beamwidth of antenna, improve broadband dual-polarization antenna radiation unit to closing on high frequency unit boundary condition, can more reasonably ensure in the design of multiband antenna for base station, the independence of every electrical property of each frequency range.A kind of broadband dual polarized antenna unit provided by the invention, structure is simple, easy to manufacture, is applicable to batch production; There is high-performance, wide band advantage, be specially adapted to the mobile communication system of the 600 ~ 1000MHz such as GSM800, GSM900, CDMA800, LTE700.
Accompanying drawing explanation
Fig. 1 is the using state schematic diagram of the embodiment of the present invention one.
Fig. 2 is the structural representation of the embodiment of the present invention one.
Fig. 3 is the structural representation of the embodiment of the present invention two.
Fig. 4 is the structural representation of the embodiment of the present invention three.
Fig. 5 is the structural representation of the embodiment of the present invention four.
Fig. 6 is the structural representation of the embodiment of the present invention five.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, technical scheme of the present invention is described in detail.
Embodiment one
As shown in Figure 1, a kind of broadband dual polarized antenna unit 11 that the embodiment of the present invention provides, for being arranged on metallic reflection plate 10, composition wide frequency antenna.Wherein, described broadband dual polarized antenna unit 11 comprises the dipole radiating element that two pairs of polarization orthogonal are arranged, and each dipole radiating element is installed on metallic reflection plate 10 respectively by a Ba Lun (balun).Each dipole radiating element comprises again two the unit arms being fixed on Ba Lunshang symmetrically respectively.
Particularly, first module arm 1a and second unit arm 1b is fixed on the first Ba Lun 1,3rd unit arm 2a and the 4th unit arm 2b is fixed on the second Ba Lun 2,5th unit arm 3a and the 6th unit arm 3b is fixed on the 3rd Ba Lun 3, and the 7th unit arm 4a and the 8th unit arm 4b is fixed on the 4th Ba Lun 4.Wherein, first module arm 1a and second unit arm 1b forms the first dipole radiating element, 3rd unit arm 2a and the 4th unit arm 2b forms the second dipole radiating element, 5th unit arm 3a and the 6th unit arm 3b forms the 3rd dipole radiating element, and the 7th unit arm 4a and the 8th unit arm 4b forms the 4th dipole radiating element.First dipole radiating element and the 3rd dipole radiating element form a pair dipole radiating element, and the second dipole radiating element occasionally becomes the sub-radiating element of another electrode couple with the 4th dipole radiating element; The sub-radiating element of two electrode couples is that polarization orthogonal is arranged, and is combined to form the polarised direction of +/-45 degree.
Further, as shown in Figure 2, the junction of each dipole radiating element and Ba Lun is positioned at same reference planes, and namely first to fourth dipole radiating element is connected to the sustained height position of first to fourth Ba Lun.Particularly, one end of unit arm is fixedly connected on Ba Lunshang, and the other end of unit arm has taper perpendicular to described reference planes or polygon plate-like piece; Two the unit arms be connected on same Ba Lun form an angle and shape, make the projection on the reference plane of all unit arms surround centrosymmetric polygon or a circle.
In embodiments of the present invention, for the first dipole radiating element, one end of first module arm 1a and one end of second unit arm 1b are fixedly connected on the both sides on the first Ba Lun 1 top respectively, the other end of first module arm 1a and the other end of second unit arm 1b are respectively a polygon plate-like piece, wherein, the center of plate-like piece has one by the hollow region emptied, and the profile of described hollow region is parallel with the outline of plate-like piece, makes plate-like piece become a polygon framework.First module arm 1a and second unit arm 1b is symmetrical about the first Ba Lun 1, and the angle that shape is in 90 ° between the two.The structure of the second to the 3rd dipole radiating element is identical with the first dipole radiating element, and again because the sub-radiating element of two electrode couples is that polarization orthogonal is arranged, therefore, the shape that the first to the 8th unit arm projection on the reference plane surrounds is roughly in square.
Accordingly, embodiment of the present invention entirety is centrosymmetric structure, and the sub-radiating element of every electrode couple distributes about the Central Symmetry of reference planes; Two Ba Lun connecting a pair dipole radiating element also distribute about the Central Symmetry of reference planes.Namely the first dipole radiating element and the 3rd dipole radiating element, the second dipole radiating element and the 4th dipole radiating element, the first Ba Lun 1 and the 3rd Ba Lun 3, second Ba Lun 2 and the 4th Ba Lun 4 distribute about the Central Symmetry of reference planes respectively.
The length of first to fourth Ba Lun in the embodiment of the present invention is 0.2 ~ 0.3 operation wavelength.The bottom of first to fourth Ba Lun is fixedly connected on same cup dolly 9, and then is fixedly installed on metallic reflection plate 10 by this base 9.The top of first to fourth Ba Lun sets up L-shaped the first feeder equipment 8, second feeder equipment 5, the 3rd feeder equipment 6 and the 4th feeder equipment 7 respectively; The outer surface of Ba Lun offers groove, and outside feeder cable to be laid in groove and to be connected with the feeder equipment on top.The screen of feeder cable is connected with the unit arm of each dipole radiating element, forms current circuit; Particularly, the screen of feeder cable also can directly be welded on first to fourth Ba Lun.
As improvement, the broadband dual polarized antenna unit 11 of the embodiment of the present invention can integrated die casting moulding.
Embodiment two
As shown in Figure 3, the embodiment of the present invention is a kind of distressed structure of embodiment one.In each dipole radiating element in the embodiment of the present invention, the plate-like piece part of unit arm is solid polygon plate-like piece, does not have hollow region.
Other structures of the embodiment of the present invention are identical with embodiment one, do not repeat them here.
Embodiment three
As shown in Figure 4, the embodiment of the present invention is a kind of distressed structure of embodiment.In each dipole radiating element in the embodiment of the present invention, the plate-like piece part of unit arm has one by the circular hollow region emptied.It should be noted that in conjunction with the embodiments one, embodiment two and the present embodiment, both can be solid in the plate-like piece part of the unit arm in the present invention, also can for having the framework of a hollow region, described hollow region also can have any shape.
Other structures of the embodiment of the present invention are identical with embodiment one, do not repeat them here.
Embodiment four
As shown in Figure 5, the embodiment of the present invention is a kind of distressed structure of embodiment one.In each dipole radiating element in the embodiment of the present invention, the angle being fixedly connected on two unit arms of Ba Lun upper end is an obtuse angle, makes all unit arms projection of shape on the reference plane be a centrosymmetric polygon.It should be noted that, in conjunction with the embodiments one, two unit arm angles in each dipole radiating element in the present invention can be various angle, the projection on the reference plane of unit arm also can be curve, only needs the projection on the reference plane of all unit arms of final guarantee to surround centrosymmetric polygon or a circle.
Other structures of the embodiment of the present invention are identical with embodiment one, do not repeat them here.
Embodiment five
As shown in Figure 6, the embodiment of the present invention is a kind of distressed structure of embodiment one.First to fourth Ba Lun in the embodiment of the present invention is not connected by a base, but is individually installed on metallic reflection plate.
Other structures of the embodiment of the present invention are identical with embodiment one, do not repeat them here.
Embodiment six
The embodiment of the present invention additionally provides a kind of wide frequency antenna, comprises above-described broadband dual polarized antenna unit, also comprises metallic reflection plate, and described metallic reflection plate Linear is provided with the broadband dual polarized antenna unit described at least two.
Embodiment seven
The embodiment of the present invention additionally provides a kind of wide frequency antenna, comprise above-described broadband dual polarized antenna unit, also comprise metallic reflection plate, described metallic reflection plate Linear is provided with at least two broadband dual polarized antenna unit, also be provided with multiple high band antenna radiation unit, wherein at least one high band antenna radiation unit is embedded in described broadband dual polarized antenna unit.
A kind of broadband dual polarized antenna unit provided by the invention, compared with dual polarization antenna radiation unit of the prior art, effectively can increase the beamwidth of antenna, improve broadband dual-polarization antenna radiation unit to closing on high frequency unit boundary condition, can more reasonably ensure in the design of multiband antenna for base station, the independence of every electrical property of each frequency range.A kind of broadband dual polarized antenna unit provided by the invention, structure is simple, easy to manufacture, is applicable to batch production; There is high-performance, wide band advantage, be specially adapted to the mobile communication system of the 600 ~ 1000MHz such as GSM800, GSM900, CDMA800, LTE700.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (9)
1. a broadband dual polarized antenna unit, be installed on metallic reflection plate, it is characterized in that, comprise the dipole radiating element that two pairs of polarization orthogonal are arranged, each dipole radiating element is installed on metallic reflection plate respectively by a Ba Lun, and the junction of each dipole radiating element and Ba Lun is positioned at same reference planes; Each dipole radiating element comprises two the unit arms being fixed on Ba Lunshang symmetrically, and one end of unit arm is fixedly connected on Ba Lunshang, and the other end of unit arm has the plate-like piece perpendicular to described reference planes, and described plate-like piece is tapered; The projection on the reference plane of all unit arms surrounds centrosymmetric polygon or a circle.
2. broadband dual polarized antenna unit according to claim 1, is characterized in that, the middle part of plate-like piece has a hollow region.
3. broadband dual polarized antenna unit according to claim 1, is characterized in that, the bottom of all Ba Lun is fixedly connected on a base, and by floor installation on metallic reflection plate; Two unit arms of each dipole radiating element are individually fixed in the both sides on Ba Lun top, and the top of Ba Lun is also connected with feeder equipment, and the outer surface of described Ba Lun offers groove, and outside feeder cable to be laid in groove and to be connected with feeder equipment.
4. broadband dual polarized antenna unit according to claim 1, is characterized in that, the mutually orthogonal combination of the sub-radiating element of described two electrode couple, forms the polarised direction of +/-45 degree.
5. broadband dual polarized antenna unit according to claim 1, is characterized in that, the sub-radiating element of every electrode couple distributes about the Central Symmetry of reference planes; Two Ba Lun connecting a pair dipole radiating element also distribute about the Central Symmetry of reference planes.
6. broadband dual polarized antenna unit according to claim 1, is characterized in that, the Ba Lun length that each dipole radiating element connects is 0.2 ~ 0.3 operation wavelength.
7. broadband dual polarized antenna unit according to claim 1, is characterized in that, the integrated die cast of described broadband dual polarized antenna unit.
8. a wide frequency antenna, comprise the arbitrary described broadband dual polarized antenna unit of claim 1 to 7, it is characterized in that, also comprise metallic reflection plate, described metallic reflection plate Linear is provided with at least two broadband dual polarized antenna unit.
9. a wide frequency antenna, comprise the arbitrary described broadband dual polarized antenna unit of claim 1 to 7, it is characterized in that, also comprise metallic reflection plate, described metallic reflection plate Linear is provided with at least two broadband dual polarized antenna unit, also be provided with multiple high band antenna radiation unit, wherein at least one high band antenna radiation unit is embedded in described broadband dual polarized antenna unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310173973.0A CN103311675B (en) | 2013-05-10 | 2013-05-10 | A kind of broadband dual polarized antenna unit and wide frequency antenna |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310173973.0A CN103311675B (en) | 2013-05-10 | 2013-05-10 | A kind of broadband dual polarized antenna unit and wide frequency antenna |
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| CN103311675A CN103311675A (en) | 2013-09-18 |
| CN103311675B true CN103311675B (en) | 2016-01-06 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682594B (en) * | 2013-11-14 | 2016-01-20 | 广东通宇通讯股份有限公司 | Low frequency radiating element and dual-band antenna |
| CN104953253A (en) * | 2015-07-07 | 2015-09-30 | 董玉良 | Dual-polarized loop antenna |
| CN106229698A (en) * | 2016-07-15 | 2016-12-14 | 摩比天线技术（深圳）有限公司 | A kind of dual-polarization radiating unit, antenna and application thereof |
| CN107086365B (en) * | 2017-06-15 | 2023-11-28 | 苏州立讯技术有限公司 | Dual polarized antenna and antenna array |
| CN107910636B (en) * | 2017-10-26 | 2020-10-13 | 武汉虹信通信技术有限责任公司 | Broadband radiation unit and antenna |
| CN109193113B (en) * | 2018-11-06 | 2024-01-16 | 深圳市鑫龙通信技术有限公司 | Dual-polarized radiating element of base station antenna |
| CN111934087A (en) * | 2020-08-03 | 2020-11-13 | 深圳市普方众智精工科技有限公司 | Broadband dual-polarization diamond oscillator unit and linear array antenna |
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| CN200969402Y (en) * | 2006-11-16 | 2007-10-31 | 京信通信技术(广州)有限公司 | Dual-polarization wide frequency band antenna and its radiating element and I-shaped single polarized vibrator |
| CN102117967A (en) * | 2009-12-30 | 2011-07-06 | 广东通宇通讯股份有限公司 | Broadband dual-polarized antenna radiation unit and antenna |
| CN102683825A (en) * | 2012-05-22 | 2012-09-19 | 摩比科技(西安)有限公司 | Broadband dual-polarized radiation unit and antenna |
| CN203300809U (en) * | 2013-05-10 | 2013-11-20 | 广东博纬通信科技有限公司 | Broadband dual polarization antenna and broadband antenna |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100826115B1 (en) * | 2006-09-26 | 2008-04-29 | (주)에이스안테나 | Folded dipole antenna having bending shape for improving beam width tolerance |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN200969402Y (en) * | 2006-11-16 | 2007-10-31 | 京信通信技术(广州)有限公司 | Dual-polarization wide frequency band antenna and its radiating element and I-shaped single polarized vibrator |
| CN102117967A (en) * | 2009-12-30 | 2011-07-06 | 广东通宇通讯股份有限公司 | Broadband dual-polarized antenna radiation unit and antenna |
| CN102683825A (en) * | 2012-05-22 | 2012-09-19 | 摩比科技(西安)有限公司 | Broadband dual-polarized radiation unit and antenna |
| CN203300809U (en) * | 2013-05-10 | 2013-11-20 | 广东博纬通信科技有限公司 | Broadband dual polarization antenna and broadband antenna |
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