CN201207437Y - Wide frequency dual polarized electric regulating antenna - Google Patents
Wide frequency dual polarized electric regulating antenna Download PDFInfo
- Publication number
- CN201207437Y CN201207437Y CN 200820093937 CN200820093937U CN201207437Y CN 201207437 Y CN201207437 Y CN 201207437Y CN 200820093937 CN200820093937 CN 200820093937 CN 200820093937 U CN200820093937 U CN 200820093937U CN 201207437 Y CN201207437 Y CN 201207437Y
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- China
- Prior art keywords
- phase shift
- fixed
- network
- electrical tilt
- feeding network
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 4
- 230000009977 dual effect Effects 0.000 title claims description 15
- 230000010363 phase shift Effects 0.000 claims abstract description 23
- 230000010287 polarization Effects 0.000 claims abstract description 17
- 229920003023 plastic Polymers 0.000 claims abstract description 6
- 239000004033 plastic Substances 0.000 claims abstract description 6
- 238000005452 bending Methods 0.000 claims description 6
- 230000005855 radiation Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 8
- 238000005388 cross polarization Methods 0.000 description 7
- 230000005284 excitation Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 241000239290 Araneae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000014616 translation Effects 0.000 description 1
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Abstract
The utility model discloses a broadband dual-polarized electro-hydraulic governing antenna, comprising a baffle plate, a surface radiation element, a feeding sheet, a support base, a feeding network and a phase shifter. The radiation element is supported and fixed on the radiation plate axially and equidistantly, the feeding network is fixed on the baffle plate through a plastic member and connected with one end of the feeding sheet through a cable, the feeding sheet is fixed on the support base, and the other end thereof is directly connected with the surface radiation element so as to perform feeding to the surface radiation element. The phase shifter includes a phase shift medium and a phase shift mechanism. The phase shift medium is overlapped with the feeding network in parallel, the area overlapped with the feeding network is changed through the phase shift mechanism, thereby changing the phase difference of radio frequency signals transmitted to each radiation element from the network, and regulating the downward inclination of the antenna. The utility model improves the gain of an individual radiation element, improves the orthogonal polarization ratio and front-to-rear ratio of element, and has less loss.
Description
Technical field
The utility model relates to the antenna of mobile communication base station field, relates in particular to a kind of band dual polarization electrical tilt antenna.
Background technology
At present, the band dual polarization electrical tilt antenna is used for the network coverage more, especially needs often to adjust the antenna downtilt angle at some, to reach the occasion of better coverage effect, uses the band dual polarization electrical tilt antenna more.The desirable quadrature of two polarization of antenna is extremely important to the polarization diversity of client terminal, and the good and bad of its orthogonal property recently assessed with cross polarization resolution or cross polarization usually.Popular evaluation index is: main shaft cross polarization ratio and ± 60 ° of cross polarization ratios, and require the main shaft representative value to be higher than 20dB, be higher than 10dB at ± 60 °.Can better satisfy client's network coverage demand by the mode at antenna lower decline adjusting inclination angle.
The utility model content
Problem to be solved in the utility model provides a kind of low cost, than the band dual polarization electrical tilt antenna of high cross polarization ratio, gain, front and back ratio.
For achieving the above object, band dual polarization electrical tilt antenna described in the utility model comprises: reflecting plate, the surface emissivity unit, feed tab, supporting seat, feeding network, phase shifter, described radiating element is equidistantly axially by being supported and fixed on the reflecting plate, feeding network is fixed on the reflecting plate by working of plastics, and by cable connection feed tab one end, feed tab is fixed on the supporting seat, the feed tab other end and surface emissivity unit are direct-connected, give surface emissivity unit feed with this, phase shifter comprises phase shift medium and phase shift mechanism, the phase shift medium is parallel with feeding network overlapping, thereby change the phase difference that is sent to the radiofrequency signal of each radiating element with the overlapping area change network of feeding network by phase shift mechanism, realize regulating Downtilt.Realize presetting thereby can preset to antenna pattern by excitation amplitude, phase place to each radiating element.
In the such scheme, described feeding network is that a metallic plate is cut into, and which is provided with through hole, passes through hole by working of plastics and is fixed on the reflecting plate.
Described phase shift mechanism comprises fixed block and sliding tie rod, thereby the phase shift medium is fixed on the sliding tie rod by the sliding tie rod pulling by fixed block and changes the area that overlaps that the position changes phase shift medium and network.Sliding tie rod can adopt manually or the driver pulling.
Described supporting seat is made by the metallic plate cutting and bending.The bottom also can be provided with by feeder block in order to attached cable.
The beneficial effects of the utility model are: band dual polarization electrical tilt antenna effective radiating area described in the utility model is bigger, improved the gain of single radiating element, can well improve the cross polarization ratio and the front and back ratio of unit, loss is less, and cost is lower, the phase shift structure that the utility model adopted can realize 0-14 ° of angle of declination adjusting to antenna, to meet consumers' demand preferably.
Description of drawings
Fig. 1 a, Fig. 1 b are the utility model electrical tilt antenna schematic appearance;
Fig. 2 is the radiating element schematic diagram of the utility model electrical tilt antenna;
Fig. 3 is the utility model electrical tilt antenna radiating element clamping support schematic diagram;
Fig. 4 is the utility model electrical tilt antenna supporting seat and feed tab position view;
Fig. 5 is the feeding network schematic diagram that the utility model electrical tilt antenna comprises phase shifter;
Fig. 6 is the schematic diagram of the fixing banded spider lines of the utility model electrical tilt antenna;
Fig. 7 is the utility model electrical tilt antenna sliding tie rod schematic diagram.
Embodiment
Below in conjunction with accompanying drawing technical solutions of the utility model are described in further detail:
Fig. 1 a has provided the vertical view of the utility model electrical tilt antenna, and this utility model electrical tilt antenna radiation cell array is made up of the radiating element arranged in co-axial alignment that 7 spacings equate.Fig. 1 b is a left view.
Fig. 2 is the schematic diagram of the single radiating element of the utility model electrical tilt antenna.Among the figure, surface emissivity unit 2 is fixed on the reflection frid 1 by supporting seat 3, and feed tab 4 is fixed on the supporting seat 2, and it is direct-connected with 2 surface emissivity unit, carry out feed, the L shaped bending part welding cable in feed tab 4 lower ends, feeder block 5 attached cables of supporting seat 2 bottoms for 2 surface emissivity unit with this.
Fig. 3 is the utility model electrical tilt antenna radiating element supporting seat schematic diagram, supporting seat 3 by same metallic plate cut, bending forms, and is fixed on the reflection frid 1, plays the effect of stayed surface radiating element 2 and feed tab 4.
Fig. 4 is the utility model electrical tilt antenna radiating element supporting seat and feed tab position view, and feed tab 4 is according to being installed in shown in the figure on the supporting seat 3, and L shaped bending part in 4 feed tab lower ends and cable weld, and cable is fixed by feeder block 5.
This radiating element gain, the cross polarization ratio, improve a lot than existing this frequency range radiating element than all in front and back, and cost is low, is fit to produce in enormous quantities.
Fig. 5 is the feeding network schematic diagram of the utility model band dual polarization electrical tilt antenna, the strip line matching network of feeding network 10 for forming by a metallic plate cutting, the through hole 7 that is processed with on the feeding network 10, as shown in Figure 6, pass through hole 7 with working of plastics 12, feeding network 10 is fixed on the reflection frid 1, and then covers cover plate 11, thereby constitute complete strip lines configuration.Cable 8 one ends are welded on the network, and the other end is welded on the L shaped bending end of the feed tab 4 of radiating element.Owing to be not quite similar for the phase place that each radiating element preset, so the length of cable 8 is also equal not to the utmost.Main feeder cable 9 one ends and feeding network 10 welding, the other end connect antenna output (perhaps input) interface.Whole feeding network is that excitation is inserted by network main feeder cable 9, by feeding network 10 and with the cable of network welding, finish whole feed excitations by feed tab at last.6 are the phase shift medium, by changing itself and the area that overlaps of feeding network, can change the phase difference that network is sent to the radiofrequency signal of each radiating element, thereby adjusting Downtilt, phase shift mechanism comprises fixed block and sliding tie rod, phase shift medium 6 is fixed on the slide plate 15 by fixed block 16, be positioned at antenna sliding tie rod 14 (as shown in Figure 7) bottom by manual or driver pulling, drive slide plate 15 translations that are connected with pull bar, thereby change the phase place that area changes each port that overlaps of phase shift medium 6 and network, realize the purpose of change Downtilt.
Claims (5)
1, a kind of band dual polarization electrical tilt antenna, it is characterized in that: described band dual polarization electrical tilt antenna comprises: reflecting plate, the surface emissivity unit, feed tab, supporting seat, feeding network, phase shifter, described radiating element is equidistantly axially by being supported and fixed on the reflecting plate, feeding network is fixed on the reflecting plate by working of plastics, and by cable connection feed tab one end, it is direct-connected that feed tab is fixed on the supporting seat other end and surface emissivity unit, give surface emissivity unit feed with this, phase shifter comprises phase shift medium and phase shift mechanism, the phase shift medium is parallel with feeding network overlapping, thereby change the phase difference that is sent to the radiofrequency signal of each radiating element with the overlapping area change network of feeding network by phase shift mechanism, realize regulating Downtilt.
2, band dual polarization electrical tilt antenna according to claim 1, it is characterized in that: described feeding network is that a metallic plate is cut into, and which is provided with through hole, passes through hole by working of plastics and is fixed on the reflecting plate.
3, band dual polarization electrical tilt antenna as claimed in claim 1 or 2, it is characterized in that: described phase shift mechanism comprises fixed block and sliding tie rod, thereby the phase shift medium is fixed on the sliding tie rod by the sliding tie rod pulling by fixed block and changes the area that overlaps that the position changes phase shift medium and network.
4, as band dual polarization electrical tilt antenna as described in the claim 3, it is characterized in that: described supporting seat is made by the metallic plate cutting and bending.
5, as band dual polarization electrical tilt antenna as described in the claim 4, it is characterized in that: described supporting seat bottom also is provided with by feeder block in order to attached cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820093937 CN201207437Y (en) | 2008-05-12 | 2008-05-12 | Wide frequency dual polarized electric regulating antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820093937 CN201207437Y (en) | 2008-05-12 | 2008-05-12 | Wide frequency dual polarized electric regulating antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201207437Y true CN201207437Y (en) | 2009-03-11 |
Family
ID=40466494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200820093937 Expired - Fee Related CN201207437Y (en) | 2008-05-12 | 2008-05-12 | Wide frequency dual polarized electric regulating antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201207437Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102064379A (en) * | 2010-07-29 | 2011-05-18 | 摩比天线技术（深圳）有限公司 | Electric tilt antenna and base station |
| CN102570031A (en) * | 2011-10-26 | 2012-07-11 | 摩比天线技术（深圳）有限公司 | Dual-polarized electricity tuning directional base station antenna and communication base station |
| CN102570056A (en) * | 2012-02-10 | 2012-07-11 | 摩比天线技术（深圳）有限公司 | Ultrawide-band dual-polarized electrically-tunable antenna |
| CN102832439A (en) * | 2012-09-07 | 2012-12-19 | 苏州市大富通信技术有限公司 | Antenna |
| CN103633414A (en) * | 2013-11-29 | 2014-03-12 | 安弗施无线射频系统（上海）有限公司 | Antenna for wireless communication system and method for fixing oscillators onto baffle board |
| CN104143686A (en) * | 2013-05-10 | 2014-11-12 | 中国电信股份有限公司 | Dual-polarized radiation unit and antenna |
| CN104916904A (en) * | 2014-03-13 | 2015-09-16 | 启碁科技股份有限公司 | Broadband antenna |
| CN104300199B (en) * | 2009-11-17 | 2017-05-24 | 株式会社 Kmw | Method for installing radiator elements arranged in different planes and antenna thereof |
-
2008
- 2008-05-12 CN CN 200820093937 patent/CN201207437Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300199B (en) * | 2009-11-17 | 2017-05-24 | 株式会社 Kmw | Method for installing radiator elements arranged in different planes and antenna thereof |
| CN102064379A (en) * | 2010-07-29 | 2011-05-18 | 摩比天线技术（深圳）有限公司 | Electric tilt antenna and base station |
| CN102064379B (en) * | 2010-07-29 | 2013-08-28 | 摩比天线技术（深圳）有限公司 | Electric tilt antenna and base station |
| CN102570031A (en) * | 2011-10-26 | 2012-07-11 | 摩比天线技术（深圳）有限公司 | Dual-polarized electricity tuning directional base station antenna and communication base station |
| CN102570056A (en) * | 2012-02-10 | 2012-07-11 | 摩比天线技术（深圳）有限公司 | Ultrawide-band dual-polarized electrically-tunable antenna |
| CN102570056B (en) * | 2012-02-10 | 2014-12-24 | 摩比天线技术（深圳）有限公司 | Ultrawide-band dual-polarized electrically-tunable antenna |
| CN102832439B (en) * | 2012-09-07 | 2014-10-01 | 苏州市大富通信技术有限公司 | Antenna |
| CN102832439A (en) * | 2012-09-07 | 2012-12-19 | 苏州市大富通信技术有限公司 | Antenna |
| CN104143686A (en) * | 2013-05-10 | 2014-11-12 | 中国电信股份有限公司 | Dual-polarized radiation unit and antenna |
| CN103633414A (en) * | 2013-11-29 | 2014-03-12 | 安弗施无线射频系统（上海）有限公司 | Antenna for wireless communication system and method for fixing oscillators onto baffle board |
| CN103633414B (en) * | 2013-11-29 | 2016-08-17 | 安弗施无线射频系统（上海）有限公司 | For the antenna of wireless communication system and oscillator is fixed to reflecting plate method |
| US10027022B2 (en) | 2013-11-29 | 2018-07-17 | Alcatel Lucent | Antenna for wireless communication system and method for fixing antenna oscillator to reflector |
| CN104916904A (en) * | 2014-03-13 | 2015-09-16 | 启碁科技股份有限公司 | Broadband antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: MOBI COMMUNICATION TECHNOLOGIES (JI N) CO., LTD. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100705 Address after: 518057 Guangdong city of Shenzhen province Nanshan District high tech Industrial Park North Long Hill Road Building mobi Co-patentee after: Mobile Antenna Technologies (Jian) Co., Ltd. Patentee after: Mobile Antenna Technologies (Shenzhen) Co., Ltd. Address before: 518057 Guangdong city of Shenzhen province Nanshan District high tech Industrial Park North Long Hill Road Building mobi Patentee before: Mobile Antenna Technologies (Shenzhen) Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: MOBI COMMUNICATION TECHNOLOGIES (JI'AN) CO., LTD. Effective date: 20111222 Owner name: MOBI COMMUNICATION TECHNOLOGIES (JI'AN) CO., LTD. Free format text: FORMER OWNER: MOBI ANTENNA TECHNOLOGIES (SHENZHEN) CO., LTD. Effective date: 20111222 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518057 SHENZHEN, GUANGDONG PROVINCE TO: 343100 JI'AN, JIANGXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20111222 Address after: 343100 Ji'an city of Jiangxi Province, Jizhou District Industrial Park Patentee after: Mobile Antenna Technologies (Jian) Co., Ltd. Address before: 518057 Guangdong city of Shenzhen province Nanshan District high tech Industrial Park North Long Hill Road Building mobi Co-patentee before: Mobile Antenna Technologies (Jian) Co., Ltd. Patentee before: Mobile Antenna Technologies (Shenzhen) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090311 Termination date: 20160512 |