CN101707287A - Fan-shaped ultra wideband dual polarization antenna radiation unit - Google Patents
Fan-shaped ultra wideband dual polarization antenna radiation unit Download PDFInfo
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- CN101707287A CN101707287A CN200910234348A CN200910234348A CN101707287A CN 101707287 A CN101707287 A CN 101707287A CN 200910234348 A CN200910234348 A CN 200910234348A CN 200910234348 A CN200910234348 A CN 200910234348A CN 101707287 A CN101707287 A CN 101707287A
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Abstract
The invention discloses a fan-shaped ultra wideband dual polarization antenna radiation unit, which comprises a reflecting plate, a radiator, feed chips, a balun support, a base and a cable welding seat. The radiator comprises four vibrator arms with the same shape, the opposite two vibrator arms form a group, the lower part of the vibrator arm is connected with the balun support, the base is positioned at the bottom of the balun support and connected with the balun support at the same time, and the base is fixed on the reflecting plate; and the cable welding seat passes through the reflecting plate, a cable outer conductor is welded with the cable welding seat, a cable inner conductor is welded with the lower end of the feed chip, the number of the feed chips is two, the feed chips form a cross structure, and the upper end of the cross structure and the radiator form a feed structure. The fan-shaped ultra wideband dual polarization antenna radiation unit can efficiently broaden the working bandwidth, improve the radiation efficiency, improve the isolation degree, reduce cross modulation signals and the like, reduces the components of the radiation unit, simplifies the assembly flow, realizes low-cost design, and is suitable for mass production.
Description
Technical field
The present invention relates to a kind of communication antenna radiating element, especially relate to a kind of ultra wideband dual polarization antenna radiation unit, belong to moving communicating field.
Background technology
Along with the renewal day by day of science and technology and comprehensive granting of 3G license, mobile communication has been come into people's life, and is playing the part of important role.And because the swift and violent increase of customer volume, the working frequency range of various standard type mobile communications is all in continuous expansion, and 3G (Third Generation) Moblie dominates the market gradually at present, and this kind present situation makes the base station require more and more higher to the frequency bandwidth of antenna.We know, antenna for base station generally is combined into array format by the radiating element of same form, at present, the radiating element of antenna for base station has two kinds of forms, a kind of is air microstrip, a kind of is half-wave dipole, and wherein, the air microstrip aerial frequency band is too narrow, though the bandwidth that can adopt additional one or more layers parasitic patch technology to come the broadening microstrip antenna, but frequency band is still wide inadequately, and antenna structure is complicated, though and half-wave dipole radiating element frequency band broad but still limited, and owing to be to adopt folding integration of unitary piece of metal to form, its welding scope with Antenna baseplate is big and need more securing member to fixedly connected, and complex process has restricted batch process.
Summary of the invention
In order to overcome the deficiencies in the prior art, the object of the present invention is to provide that a kind of simple in structure, technology is simple, band frequency range and be applicable to 3G, B3G and the fan-shaped ultra wideband dual polarization antenna radiation unit of 4G mobile communication system.
The present invention is achieved through the following technical solutions:
A kind of fan-shaped ultra wideband dual polarization antenna radiation unit, it is characterized in that: comprise reflecting plate, radiant body, the feed chip, Ba Lun supports, base and cable welding base, wherein, radiant body comprises that four have identical shaped oscillator arms, two relative oscillator arms are one group, the lower vertical of corresponding two oscillator arms is connected with a Ba Lun and supports, base then is positioned at the bottom of Ba Lun support and is connected simultaneously with the Ba Lun support, it is fixed on the reflecting plate by screw simultaneously, in addition, above-mentioned cable welding base then passes above-mentioned reflecting plate and is connected with base, and described radiant body, Ba Lun supports, base and cable welding base are structure as a whole, cable outer conductor and above-mentioned cable welding base welding, cable inner conductor then welds with the lower end of feed chip, and the feed chip is two, is decussate texture each other, and direct feed structure or coupling feed structure are formed with radiant body in its upper end.
Four above-mentioned oscillator arms are that entity is fan-shaped or hollow out is fan-shaped, and form centrosymmetric structure, and the adjacent vibration generators arm has a gap mutually at an angle of 90 between each oscillator arms.
An oscillator arms in one group of above-mentioned oscillator arms is provided with the welding groove, the another one oscillator arms is provided with fixed groove, and upper end one side of feed chip contacts with the welding groove, and weld together by welding groove and corresponding oscillator arms, form the direct feed structure, in addition, the opposite side of feed chip upper end then is fixed in the above-mentioned fixed groove by dielectric support and medium fixture, and other one group of oscillator arms is identical with one group of above-mentioned oscillator arms structure.
Above-mentioned Ba Lun is supported for hollow-core construction, and highly identical, and the material that Ba Lun supports can be aluminium, electroplate.
Above-mentioned cable welding base height is identical.
Above-mentioned base bottom also is provided with and is used for the alignment pin that base is located on reflecting plate, and the base bottom also is provided with edge lug boss and central boss.
The invention has the beneficial effects as follows: fan-shaped ultra wideband dual polarization antenna radiation unit of the present invention can be expanded bandwidth of operation effectively, improves radiation efficiency, improves isolation, reduce intermodulation signal etc., simultaneously, also reduced radiating element building block, simplified assemble flow, realized low-cost design, and suitable batch production.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention;
Fig. 2 is the structural representation of radiant body of the present invention;
Fig. 3 is the structural representation of entity radiant body of the present invention;
Fig. 4 is the welding schematic diagram of radiant body of the present invention and feed chip;
Fig. 5 is base of the present invention and reflecting plate fixed form schematic diagram;
Fig. 6 is a cable welding schematic diagram of the present invention;
Fig. 7 is one embodiment of the invention-45 ° port voltage standing-wave ratio schematic diagram;
Fig. 8 is one embodiment of the invention+45 ° port voltage standing-wave ratio schematic diagrames.
Main Reference numeral implication is among the figure:
1, reflecting plate 2, radiant body 3, feed chip 4, Ba Lun support
5, base 6, cable welding base 7, screw hole 8, nut
9, alignment pin 10, edge lug boss 11, central boss 13, welding groove
14, fixed groove 15, dielectric support 16, medium fixture 17, cable outer conductor
18, cable inner conductor
Embodiment
Below in conjunction with accompanying drawing, describe the specific embodiment of the present invention in detail:
Fig. 1 is the structural representation of one embodiment of the invention; Fig. 2 is the structural representation of radiant body of the present invention; Fig. 3 is the structural representation of entity radiant body of the present invention; Fig. 4 is the welding schematic diagram of radiant body of the present invention and feed chip,
As shown in Figures 1 to 4: fan-shaped wideband dual polarized antenna radiation unit, comprise reflecting plate 1, radiant body 2, feed chip 3, Ba Lun support 4, base 5 and cable welding base 6, wherein, radiant body 1 comprises that four have identical shaped oscillator arms 2a, 2b, 2c and 2d, four oscillator arms 2a, 2b, 2c and 2d are that entity is fan-shaped or hollow out is fan-shaped, and formation centrosymmetric structure, herein, if be the fan-shaped of hollow out, then the grid of Xing Chenging can adopt different designs with technical merit according to processing conditions, is not subjected to the restriction of present embodiment.In addition, two relative oscillator arms are one group, and promptly oscillator arms 2a and oscillator arms 2c are one group, and oscillator arms 2b and oscillator arms 2d are one group, and have a gap between the adjacent vibration generators arm, and mutually at an angle of 90.
The lower vertical of two relative oscillator arms is connected with a Ba Lun and supports 4, therefore Ba Lun supports 4 two, be respectively Ba Lun and support 4a and 4b, it is hollow-core construction that Ba Lun supports 4, and it is highly identical, its material is an aluminium, electroplate, Ba Lun supports 4 and not only radiant body 2 is played the support fixation effect, combine with feed chip 3 again and constitute transmission line structure, play the exchange interaction between the balanced-unbalanced simultaneously. wherein an oscillator arms in one group of oscillator arms is provided with the welding groove 13 as solder joint, be used for the fixing and spacing of feed chip 3 upper ends, and form with the upper end of this feed chip 3 and to be electrically connected, then be provided with fixed groove 14 on the another one oscillator arms as fixing point, be used for medium fixture 16 fixing below feed chip 3, and feed chip 3 is two, be decussate texture each other, its upper end one side contacts with welding groove 13, and weld together by welding groove 13 and corresponding oscillator arms, form the direct feed structure, herein, feed chip 3 can not contact with oscillator arms yet, form the coupling feed structure. in addition, the opposite side of feed chip 3 upper ends then is fixed in the above-mentioned fixed groove 14 by dielectric support 15 and medium fixture 16, and other one group of oscillator arms situation is identical with aforesaid this group oscillator arms structure.
Fig. 5 is base of the present invention and reflecting plate fixed form schematic diagram; Fig. 6 is a cable welding schematic diagram of the present invention.
As shown in Figure 5 and Figure 6: base 5 is positioned at the bottom of Ba Lun support 4 and supports 4 with Ba Lun and is connected simultaneously, its centre is provided with screwed hole, nut 8 passes reflecting plate 1 and enters screwed hole 7 base 5 is fixed on the reflecting plate 1, in the present embodiment, base 5 bottoms also are provided with alignment pin 9, it can be used for the location of base 5 on reflecting plate 1, in addition, also be provided with edge lug boss 10 and central boss 11 in base 5 bottoms, like this, base 5 just can be attached on the reflecting plate 1 tightly, and simultaneously can be partially enclosed above-mentioned nut 7 and alignment pin 9 etc., has reduced the possibility that produces inter-modulated signal.And highly identical cable welding base was listed in the bottom of base 5 in 6 minutes and be connected with it, pass reflecting plate 1 simultaneously, cable outer conductor 17 and above-mentioned cable welding base 6 welding, weld 18 lower ends with feed chip 3 of cable inner conductor, forms complete feed structure so that carry out feed.
Above-mentioned radiant body 2, Ba Lun support 4, base 5 and cable welding base 6 are structure as a whole, by the integral die-cast moulding.
Fig. 7 is one embodiment of the invention-45 ° port voltage standing-wave ratio schematic diagram; Fig. 8 is one embodiment of the invention+45 ° port voltage standing-wave ratio schematic diagrames.
As shown in Figure 7 and Figure 8: it is 30 grams that fan-shaped ultra wideband dual polarization antenna radiation unit of the present invention always consumes the aluminium amount.Utilizing the present invention can be 41% less than 1.4 o'clock relative bandwidth in voltage standing wave ratio, and isolation is less than-30dB in whole frequency band.
Below disclose the present invention with preferred embodiment, so it is not in order to restriction the present invention, and all employings are equal to replaces or technical scheme that the equivalent transformation mode is obtained, all drops within protection scope of the present invention.
Claims (8)
1. fan-shaped ultra wideband dual polarization antenna radiation unit, it is characterized in that: comprise reflecting plate, radiant body, the feed chip, Ba Lun supports, base and cable welding base, wherein, radiant body comprises that four have identical shaped oscillator arms, two relative oscillator arms are one group, the lower vertical of corresponding two oscillator arms is connected with a Ba Lun and supports, base then is positioned at the bottom of Ba Lun support and is connected simultaneously with the Ba Lun support, it is fixed on the reflecting plate by screw simultaneously, in addition, above-mentioned cable welding base then passes above-mentioned reflecting plate and is connected with base, and described radiant body, Ba Lun supports, base and cable welding base are structure as a whole, cable outer conductor and above-mentioned cable welding base welding, cable inner conductor then welds with the lower end of feed chip, and the feed chip is two, is decussate texture each other, and direct feed structure or coupling feed structure are formed with radiant body in its upper end.
2. a kind of fan-shaped ultra wideband dual polarization antenna radiation unit according to claim 1, it is characterized in that: described four oscillator arms are that entity is fan-shaped or hollow out is fan-shaped, and the formation centrosymmetric structure, the adjacent vibration generators arm has a gap mutually at an angle of 90 between each oscillator arms.
3. a kind of fan-shaped ultra wideband dual polarization antenna radiation unit according to claim 1 and 2, it is characterized in that: an oscillator arms in described one group of oscillator arms is provided with the welding groove, the another one oscillator arms is provided with fixed groove, and upper end one side of feed chip contacts with the welding groove, and weld together by welding groove and corresponding oscillator arms, form the direct feed structure, in addition, the opposite side of feed chip upper end then is fixed in the above-mentioned fixed groove by dielectric support and medium fixture, and other one group of oscillator arms is identical with one group of above-mentioned oscillator arms structure.
4. a kind of fan-shaped ultra wideband dual polarization antenna radiation unit according to claim 1 is characterized in that: described Ba Lun is supported for hollow-core construction, and highly identical.
5. a kind of fan-shaped wideband dual polarized antenna radiation unit according to claim 4 is characterized in that: the material that described Ba Lun supports is an aluminium, electroplate.
6. a kind of fan-shaped ultra wideband dual polarization antenna radiation unit according to claim 1 is characterized in that: described cable welding base height is identical.
7. a kind of fan-shaped ultra wideband dual polarization antenna radiation unit according to claim 1 is characterized in that: described base bottom also is provided with and is used for the alignment pin that base is located on reflecting plate.
8. according to claim 1 or 7 described a kind of fan-shaped ultra wideband dual polarization antenna radiation units, it is characterized in that: described base bottom also is provided with edge lug boss and central boss.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910234348A CN101707287A (en) | 2009-11-24 | 2009-11-24 | Fan-shaped ultra wideband dual polarization antenna radiation unit |
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| CN200910234348A CN101707287A (en) | 2009-11-24 | 2009-11-24 | Fan-shaped ultra wideband dual polarization antenna radiation unit |
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| CN101707287A true CN101707287A (en) | 2010-05-12 |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916902A (en) * | 2010-07-15 | 2010-12-15 | 江苏捷士通科技股份有限公司 | Microstrip coupled radiation unit for broadband dual-polarized directional base station antenna |
| CN102074779A (en) * | 2010-12-03 | 2011-05-25 | 广东通宇通讯股份有限公司 | Broadband dual-polarized antenna unit |
| CN102361156A (en) * | 2011-09-16 | 2012-02-22 | 广州杰赛科技股份有限公司 | Wideband dual-polarization radiating unit |
| CN103682631A (en) * | 2013-12-31 | 2014-03-26 | 张家港保税区国信通信有限公司 | Multi-standard multi-band dual-polarized antenna |
| WO2015078269A1 (en) * | 2013-11-29 | 2015-06-04 | 上海贝尔股份有限公司 | Antenna for use in wireless communication system and method for securing resonators to reflective plate |
| WO2016078475A1 (en) | 2014-11-18 | 2016-05-26 | 李梓萌 | Miniaturized dipole base station antenna |
| CN106654506A (en) * | 2016-10-13 | 2017-05-10 | 京信通信技术(广州)有限公司 | Integrated antenna radiating unit and integrated antenna |
| CN107516766A (en) * | 2017-07-13 | 2017-12-26 | 广州杰赛科技股份有限公司 | A kind of cable outer conductor weldment and antenna |
| EP3280006A1 (en) | 2016-08-03 | 2018-02-07 | Li, Zimeng | A dual polarized antenna |
| WO2018072744A1 (en) * | 2016-10-21 | 2018-04-26 | 上海诺基亚贝尔股份有限公司 | Antenna oscillator |
| CN108155477A (en) * | 2017-12-29 | 2018-06-12 | 京信通信系统（中国）有限公司 | Radiating element and antenna |
| CN108242596A (en) * | 2017-12-21 | 2018-07-03 | 摩比天线技术（深圳）有限公司 | Antenna element and antenna for base station |
| CN108539397A (en) * | 2018-05-04 | 2018-09-14 | 广东司南通信科技有限公司 | A kind of improved oscillator of feeding classification and antenna |
| CN110581343A (en) * | 2019-09-30 | 2019-12-17 | 贵州航天电子科技有限公司 | 0Cr18Ni10Ti telemetering antenna welding structure and welding method thereof |
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2009
- 2009-11-24 CN CN200910234348A patent/CN101707287A/en active Pending
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916902A (en) * | 2010-07-15 | 2010-12-15 | 江苏捷士通科技股份有限公司 | Microstrip coupled radiation unit for broadband dual-polarized directional base station antenna |
| CN102074779A (en) * | 2010-12-03 | 2011-05-25 | 广东通宇通讯股份有限公司 | Broadband dual-polarized antenna unit |
| CN102074779B (en) * | 2010-12-03 | 2014-02-12 | 广东通宇通讯股份有限公司 | Broadband dual-polarized antenna unit |
| CN102361156A (en) * | 2011-09-16 | 2012-02-22 | 广州杰赛科技股份有限公司 | Wideband dual-polarization radiating unit |
| US10027022B2 (en) | 2013-11-29 | 2018-07-17 | Alcatel Lucent | Antenna for wireless communication system and method for fixing antenna oscillator to reflector |
| WO2015078269A1 (en) * | 2013-11-29 | 2015-06-04 | 上海贝尔股份有限公司 | Antenna for use in wireless communication system and method for securing resonators to reflective plate |
| CN103682631A (en) * | 2013-12-31 | 2014-03-26 | 张家港保税区国信通信有限公司 | Multi-standard multi-band dual-polarized antenna |
| WO2016078475A1 (en) | 2014-11-18 | 2016-05-26 | 李梓萌 | Miniaturized dipole base station antenna |
| EP3280006A1 (en) | 2016-08-03 | 2018-02-07 | Li, Zimeng | A dual polarized antenna |
| CN106654506A (en) * | 2016-10-13 | 2017-05-10 | 京信通信技术(广州)有限公司 | Integrated antenna radiating unit and integrated antenna |
| CN106654506B (en) * | 2016-10-13 | 2019-05-21 | 京信通信技术(广州)有限公司 | Integrated form antenna radiation unit and integrated form antenna |
| WO2018072744A1 (en) * | 2016-10-21 | 2018-04-26 | 上海诺基亚贝尔股份有限公司 | Antenna oscillator |
| CN107978843A (en) * | 2016-10-21 | 2018-05-01 | 安弗施无线射频系统（上海）有限公司 | A kind of antenna oscillator |
| US10957983B2 (en) | 2016-10-21 | 2021-03-23 | Nokia Shanghai Bell Co., Ltd. | Dipole |
| CN107978843B (en) * | 2016-10-21 | 2022-01-07 | 安弗施无线射频系统（上海）有限公司 | Antenna oscillator |
| CN107516766A (en) * | 2017-07-13 | 2017-12-26 | 广州杰赛科技股份有限公司 | A kind of cable outer conductor weldment and antenna |
| CN108242596A (en) * | 2017-12-21 | 2018-07-03 | 摩比天线技术（深圳）有限公司 | Antenna element and antenna for base station |
| CN108242596B (en) * | 2017-12-21 | 2024-04-16 | 摩比天线技术（深圳）有限公司 | Antenna unit and base station antenna |
| CN108155477A (en) * | 2017-12-29 | 2018-06-12 | 京信通信系统（中国）有限公司 | Radiating element and antenna |
| CN108155477B (en) * | 2017-12-29 | 2023-10-27 | 京信通信技术(广州)有限公司 | Radiating element and antenna |
| CN108539397A (en) * | 2018-05-04 | 2018-09-14 | 广东司南通信科技有限公司 | A kind of improved oscillator of feeding classification and antenna |
| CN108539397B (en) * | 2018-05-04 | 2024-04-12 | 广州司南技术有限公司 | Vibrator and antenna with improved feeding mode |
| CN110581343A (en) * | 2019-09-30 | 2019-12-17 | 贵州航天电子科技有限公司 | 0Cr18Ni10Ti telemetering antenna welding structure and welding method thereof |
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Application publication date: 20100512 |