CN103066382A - Low-profile ultra-wideband dual-band dual-polarization antenna for mobile communications - Google Patents
Low-profile ultra-wideband dual-band dual-polarization antenna for mobile communications Download PDFInfo
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- CN103066382A CN103066382A CN2012105523641A CN201210552364A CN103066382A CN 103066382 A CN103066382 A CN 103066382A CN 2012105523641 A CN2012105523641 A CN 2012105523641A CN 201210552364 A CN201210552364 A CN 201210552364A CN 103066382 A CN103066382 A CN 103066382A
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Abstract
The invention relates to the field of antennas for mobile communications and discloses a low-profile ultra-wideband dual-band dual-polarization antenna for the mobile communications. The low-profile ultra-wideband dual-band dual-polarization antenna for the mobile communications comprises a low-frequency printing unit, low-frequency baluns, a low-frequency loading component, high-frequency baluns fixed on the low-frequency baluns, a high-frequency printing unit and high-frequency loading components, wherein the low-frequency printing unit is composed of two pairs of half-wave symmetrical dipoles which are orthogonally arranged. Rectangular sleeves are arranged on two sides of each half-wave symmetrical dipole, each low-frequency balun comprises two groups of symmetrical U-shaped supports, and the other end of each U-shaped support is fixed on a connecting seat. The high-frequency printing unit comprises four oscillator arms which are in central symmetry and are the same in shape, wherein each oscillator arm is composed of two squares which are different in size, one loading component is arranged at the tail end of each oscillator arm, and the loading components at the tail ends of the oscillator arms are the same. The low-profile ultra-wideband dual-band dual-polarization antenna for the mobile communications has the advantages of being multiple in working band, wide in bandwidth, low in profile, small in size, stable in structure, low in cost, and easy to produce in a batch mode.
Description
Technical field
The present invention relates to the mobile communication antenna field.
Background technology
Because the rapid expansion of radio communication service and the burst of cellphone subscriber's quantity increase, society is to the demand day by day of broad-band antenna.And the broadband antenna for base station more wishes can realize in effect, especially some advanced wireless communication systems of polarization diversity as requisite front end component of system of broadband wireless communication in some cases.Just because of this, broadband, dual polarization, miniature antenna are subject to people's favor day by day in recent years.
Constantly perfect along with the development of microelectric technique and cellular technology, the mobile communication cause worldwide obtains fast development, and mobile communication system is in capacity and qualitatively constantly upgrading.This has proposed more and more higher performance requirement to antenna for base station.Antenna for base station is operated under the complicated mobile circumstances, and mobile channel is subject to the impact of the environmental factors such as landform, temperature, humidity usually, will be subject to many-sided decline when mobile electric wave is propagated aloft.These all can have a negative impact to communication quality.In order to share the resource of existing base station, new system is based upon on the basis of existing system usually, jointly contributes to service area with existing system.Like this, the number of same base station antenna for base station will be doubled and redoubled.So the design with the shared high-performance antenna for base station of systemic-function and a plurality of system more and more receives people's concern, some new antenna for base station technology are applied and develop.
At present, the 2G mobile communication is full maturity, and the 3G epoch arrive.But build 3G network and need huge fund.From technology and reduce the cost angle, stand altogether work or subnetwork resource-sharing of 2 G, 3G will be this transitional inevitable choice.Therefore, set two-band and even multiband shared by multiple systems antenna for base station just arise at the historic moment.
Summary of the invention
A kind of low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna, comprise that high frequency Ba Lun, high frequency printing element, high frequency that low frequency printing element, low frequency Ba Lun, low frequency load, are fixed on the low frequency Ba Lun load, wherein, the low frequency printing element is made of the half-wave doublet of two pairs of quadrature settings, and the half-wave doublet both sides are provided with oblong shaped cartridge; Each low frequency Ba Lun comprises that " U " shape of two groups of symmetries is supported, and the other end that each " U " shape is supported is fixed on the Connection Block; The high frequency printing element comprises that four are centrosymmetric and oscillator arms that shape is identical, and each oscillator arms is comprised of two squares not of uniform size, and each oscillator arms end has an identical loading.
The end of described half-wave doublet is widened, and two copper sheets perpendicular to printed panel are welded in the middle part perforate, are loaded segment;
The loading of described oscillator arms end is that the cross section is circular copper pipe, also can be that the cross section is the copper post of circular or other arbitrary shape.
The low frequency printing element is octagon; The high frequency printing element is square or circular or other polygons.
Described oscillator arms is printed in the tow sides of printed panel, and is middle by the connection of metallization via hole.
Described " U " shape is supported and is made of conductor, and the support of " U " shape, Ba Lun, Connection Block integrated die-casting are shaped.
Described high frequency Ba Lun overall U-shaped, a drawing.
Described high frequency Ba Lun is fixed on the Connection Block.
The top of described high frequency Ba Lun and low frequency Ba Lun is equipped with little convex, and printing element passes described little convex and fixes.
The advantage of low profile of the present invention, ultra broadband, double frequency, dual polarization mobile communication antenna is: working frequency range is many, bandwidth, and profile is low, and volume is little, and Stability Analysis of Structures is with low cost, is easy to batch production.
Description of drawings
Fig. 1 is mobile communication antenna schematic diagram of the present invention;
Fig. 2 is printing version circuit diagram of the present invention;
Fig. 3 is Ba Lun schematic diagram of the present invention;
Fig. 4 is positive mouthful of standing wave resolution chart of the present invention;
Fig. 5 is negative mouthful of standing wave resolution chart of the present invention;
Fig. 6 is isolation test figure of the present invention.
Embodiment
Fig. 1 is mobile communication antenna schematic diagram of the present invention.
The present invention is comprised of the printed board that is shaped with radiant body and Ba Lun.1,7 is Ba Lun, and material is the aluminium alloy of electroplating surfaces with tin; 2,6 for being printed on the radiant body on the printed panel, and material is copper; 3 for being printed on the sleeve on the printed panel, and material is copper; 4,9 are printed board, and material is polytetrafluoroethylene; 5,8 for loading, and material is copper.
Fig. 2 is printing version circuit diagram of the present invention.The other plane sleeve structure that adopts of each oscillator arms on the low frequency printed circuit board.On each oscillator arms loading is arranged.High frequency printed circuit boards is tow sides, and is middle with the connection of metallization via hole.Bandwidth has been widened in the loading of each oscillator arms end, has optimized VSWR.
Fig. 3 is radiating element Ba Lun schematic diagram of the present invention.Its symmetrical configuration both played a supportive role to printed board, again electric current was played the unbalanced-balanced conversion effect.
Execution mode: four coaxial cable outer conductors are fixed in 7-b, 7-c, 7-e, the 7-f groove of Ba Lun; Inner wire passes from 1-a, 1-b, 1-c, the 1-d of printed board, and welds on it; 7-a on the Ba Lun, 7-b, 7-c, 7-d, 7-e, 7-f, the little convex of 7-g, 7-h pass 2-a, 2-b, 2-c, 2-d, 2-e, 2-f, 2-g, the 2-h that prints version, and weld on it; Ba Lun is fixed on the reflecting plate by four holes on the base, the convex on Ba Lun 8-a, 8-b, 8-c, the 8-d is passed 8-a, 8-b, 8-c, the 8-d of printed board, and welds on it; The interior road body of two coaxial cables passes 4-a, the position, 4-b hole of printed board, and welds on it; The 8-c of cable outer conductor and Ba Lun, 8-d welding; High frequency Ba Lun is fixed on the low frequency Ba Lun base by two holes of bottom surface.
Fig. 4 is that positive port of the present invention is at the standing wave resolution chart of 700-960MHz/1700-2700MHz frequency range.
Fig. 5 is that negative terminal mouth of the present invention is at the standing wave resolution chart of 700-960MHz/1700-2700MHz frequency range.
Fig. 6 is that the present invention is at the isolation test figure of 700-960MHz/1700-2700MHz frequency range.
Claims (8)
1. low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna, it is characterized in that, comprise that high frequency Ba Lun, high frequency printing element, high frequency that low frequency printing element, low frequency Ba Lun, low frequency load, are fixed on the low frequency Ba Lun load, wherein, the low frequency printing element is made of the half-wave doublet of two pairs of quadrature settings, and the half-wave doublet both sides are provided with oblong shaped cartridge; Each low frequency Ba Lun comprises that " U " shape of two groups of symmetries is supported, and the other end that each " U " shape is supported is fixed on the Connection Block; The high frequency printing element comprises that four are centrosymmetric and oscillator arms that shape is identical, and each oscillator arms is comprised of two squares not of uniform size, and each oscillator arms end has an identical loading.
2. a kind of low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna as claimed in claim 1, it is characterized in that: the end of described half-wave doublet is widened, and two copper sheets perpendicular to printed panel are welded in the middle part perforate, are loaded segment;
A kind of low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna as claimed in claim 1 is characterized in that: the loading of described oscillator arms end is that the cross section is circular copper pipe, also can be that the cross section is the copper post of circular or other arbitrary shape.
3. a kind of low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna as claimed in claim 1, it is characterized in that: the low frequency printing element is octagon; The high frequency printing element is square or circular or other polygons.
4. a kind of low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna as claimed in claim 1, it is characterized in that: described oscillator arms is printed in the tow sides of printed panel, middlely connects by the metallization via hole.
5. a kind of low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna as claimed in claim 1 is characterized in that: described " U " shape is supported and is made of conductor, and the support of " U " shape, Ba Lun, Connection Block integrated die-casting are shaped.
6. a kind of low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna as claimed in claim 1 is characterized in that: described high frequency Ba Lun overall U-shaped, a drawing.
7. a kind of low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna as claimed in claim 1, it is characterized in that: described high frequency Ba Lun is fixed on the Connection Block.
8. a kind of low-outline ultra-wideband dual-band and dual-polarization mobile communication antenna as claimed in claim 1, it is characterized in that: the top of described high frequency Ba Lun and low frequency Ba Lun is equipped with little convex, and printing element passes described little convex and fixes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105523641A CN103066382A (en) | 2012-12-18 | 2012-12-18 | Low-profile ultra-wideband dual-band dual-polarization antenna for mobile communications |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105523641A CN103066382A (en) | 2012-12-18 | 2012-12-18 | Low-profile ultra-wideband dual-band dual-polarization antenna for mobile communications |
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| Publication Number | Publication Date |
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| CN103066382A true CN103066382A (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012105523641A Pending CN103066382A (en) | 2012-12-18 | 2012-12-18 | Low-profile ultra-wideband dual-band dual-polarization antenna for mobile communications |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046166A (en) * | 2016-08-31 | 2017-08-15 | 武汉虹信通信技术有限责任公司 | A kind of low section base station antenna radiation unit and antenna |
| WO2022012023A1 (en) * | 2020-07-17 | 2022-01-20 | 摩比天线技术（深圳）有限公司 | Low-frequency radiation unit and base station antenna |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6300906B1 (en) * | 2000-01-05 | 2001-10-09 | Harris Corporation | Wideband phased array antenna employing increased packaging density laminate structure containing feed network, balun and power divider circuitry |
| US20040252071A1 (en) * | 2002-03-26 | 2004-12-16 | Bisiules Peter John | Multiband dual polarized adjustable beamtilt base station antenna |
| CN102246352A (en) * | 2008-12-10 | 2011-11-16 | 阿尔卡特朗讯 | Radiating element with dual polarization for a wideband antenna |
| CN102299398A (en) * | 2011-05-20 | 2011-12-28 | 广东通宇通讯股份有限公司 | Dual-frequency dual-polarized antenna |
-
2012
- 2012-12-18 CN CN2012105523641A patent/CN103066382A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6300906B1 (en) * | 2000-01-05 | 2001-10-09 | Harris Corporation | Wideband phased array antenna employing increased packaging density laminate structure containing feed network, balun and power divider circuitry |
| US20040252071A1 (en) * | 2002-03-26 | 2004-12-16 | Bisiules Peter John | Multiband dual polarized adjustable beamtilt base station antenna |
| CN102246352A (en) * | 2008-12-10 | 2011-11-16 | 阿尔卡特朗讯 | Radiating element with dual polarization for a wideband antenna |
| CN102299398A (en) * | 2011-05-20 | 2011-12-28 | 广东通宇通讯股份有限公司 | Dual-frequency dual-polarized antenna |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046166A (en) * | 2016-08-31 | 2017-08-15 | 武汉虹信通信技术有限责任公司 | A kind of low section base station antenna radiation unit and antenna |
| WO2022012023A1 (en) * | 2020-07-17 | 2022-01-20 | 摩比天线技术（深圳）有限公司 | Low-frequency radiation unit and base station antenna |
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Effective date of abandoning: 20170301 |