CN202585724U - Wideband dual-polarized omnidirectional ceiling antenna - Google Patents
Wideband dual-polarized omnidirectional ceiling antenna Download PDFInfo
- Publication number
- CN202585724U CN202585724U CN 201220140286 CN201220140286U CN202585724U CN 202585724 U CN202585724 U CN 202585724U CN 201220140286 CN201220140286 CN 201220140286 CN 201220140286 U CN201220140286 U CN 201220140286U CN 202585724 U CN202585724 U CN 202585724U
- Authority
- CN
- China
- Prior art keywords
- antenna
- polarized antenna
- slab
- base plate
- horizontally
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a wideband dual-polarized omnidirectional ceiling antenna which comprises a round base plate, an antenna cover, a vertically polarized antenna and a horizontally polarized antenna. The base plate and the antenna cover are assembled to cover the vertically polarized antenna and the horizontally polarized antenna. The vertically polarized antenna comprises a round vertically polarized metal board with a through hole disposed in the central portion, a metal support seat that possesses a lead wire hole fixed on in the through hole, and radiation oscillators vertically disposed on the metal support seat. The horizontally polarized antenna is disposed on a round horizontally polarized dielectric slab, wherein the horizontally polarized dielectric slab is positioned above the base plate. The vertically polarized antenna is disposed above the horizontally polarized dielectric slab. A plurality of support pillars penetrate through the horizontally polarized dielectric slab, and fixedly support the vertically polarized metal board and the base plate respectively. The provided antenna has relatively strong environment adaptability, a low standing-wave ratio, a high insulation degree, excellent antenna performance, and a simple and compact structure.
Description
[technical field]
The utility model relates to the mobile communication soverlay technique, refers to MIMO (Multiple Input Multiple Output, the multiple-input and multiple-output) correlation technique of mobile communication indoor distribution system especially, is specifically related to a kind of broadband bipolar omni-directional ceiling antenna.
[background technology]
Indoor distributed system is the important part of current wireless communication system, and the performance of indoor distribution antenna directly influences the general performance of system.Along with the develop rapidly of GSM, the complexity of system is increasingly high, and the performance of antenna has also been proposed new requirement and challenge.And, stricter requirement has been proposed for the size of indoor distributed system along with the enhancing of user to the consciousness of self-protection of aerial radiation.Therefore design and adopt the indoor distribution antenna of novel miniaturisation high-performance most important indoor distributed system.
The way of realization of present indoor ceiling mount antenna has single vertebra, single vertebra to add spherical crown or bipyramid structure; But these antenna all is a single polarization; Existing intrinsic blind area and shadow region aspect the indoor signal covering; And under current efficient, high-quality, high power capacity, high rate data transmission data conditions, be easy to generate network congestion so that call drop, can not be applied in the systems such as TD-SCDMA, TD-LTE.
In order to improve the availability of frequency spectrum of wireless communication system, under the situation that does not increase frequency spectrum resource, improve the ability of system transmissions data as wide as possible, then need adopt new type double polarization ceiling mount antenna.Especially in the significant occasion of indoor multipath reflection, the dual polarization ceiling mount antenna can be realized the good covering of signal through polarization diversity, simultaneously can compatible 2G, GSMs such as 3G and TD-LTE, realize that website is shared, and save engineering resource.But under the prerequisite that guarantees the ceiling mount antenna performance, realize dual polarization, it is very big that the size of antenna generally can become, and in use suffers user's repulsion easily, so the development of miniaturization dual polarization ceiling mount antenna is significant.
The technical scheme of a kind of broadband bipolar omni-directional ceiling antenna that the CN101916909A patent application discloses; It utilizes a upper conical oscillator and an inferior pyramidal oscillator to form the biconial structure as vertical polarized antenna; And annular is provided with some half-wave dipoles to form horizontally-polarized antenna on a medium substrate, and the contained medium substrate of horizontally-polarized antenna wherein places upper conical oscillator and inferior pyramidal oscillator center.Although this technical scheme is claimed it and obtained comparatively good technical effect, yet the experiment that the applicant utilizes this technical scheme to carry out shows that this technical scheme can not reach the effect of being claimed, therefore, leave a question open to whether this technical scheme is feasible.The applicant thinks; Upper conical oscillator and inferior pyramidal oscillator are aimed at and be connected, and be the strongest in both magnetic field of aligned position formation, in this position horizontally-polarized antenna is set; To bring the standing wave of vertical polarized antenna significantly and to disturb, and also make the ceiling mount antenna can't miniaturization.And ceiling mount antenna should be pursued the overall technology effect, and to vertical polarized antenna and this situation of horizontally-polarized antenna are set in ceiling mount antenna simultaneously, this technical scheme does not consider to solve the high problem of bringing thus of isolation.Thereby, need a kind of technical scheme that has more practicality to substitute it in the industry.
[utility model content]
The purpose of the utility model is to provide a kind of can significantly improve the broadband bipolar omni-directional ceiling antenna that indoor signal covers; Under the prerequisite that guarantees the dual polarized antenna performance; Using miniaturization technology makes antenna size reduce can not only substitute the ceiling mount antenna in the existing network, and can be operated in 2G, 3G and TD-LTE frequency range simultaneously together; The realization website is shared, saves engineering resource.
For realizing the purpose of the utility model, the utility model adopts following technical scheme:
The broadband bipolar omni-directional ceiling antenna of the utility model comprises circular base plate, radome, vertical polarized antenna and horizontally-polarized antenna, and base plate is assembled to be covered with said vertical polarized antenna and horizontally-polarized antenna, wherein with radome mutually:
Said vertical polarized antenna comprise the middle part be provided with the circular perpendicular polarization metallic plate of through hole, be fixed on this through hole and have wire guide the metallic support seat, erect and to be arranged on the radiating doublet on this metallic support seat;
Said horizontally-polarized antenna comprises circular horizontal polarization dielectric-slab, be arranged on the circle ring array of being made up of some symmetrical dipole circumferential array of this horizontal polarization dielectric-slab bottom surface, and is arranged on the power division network that is used for the symmetrical dipole of said circle ring array is carried out the power division feed on this horizontal polarization dielectric-slab end face;
Said horizontal polarization dielectric-slab occupy the top of said base plate, and said perpendicular polarization metallic plate occupy the top of said horizontal polarization dielectric-slab, and some support columns pass said horizontal dielectric-slab, respectively said perpendicular polarization metallic plate of fixed support and base plate.
Preferable, the diameter of said base plate is more than or equal to the diameter of perpendicular polarization metallic plate, horizontal polarization dielectric-slab.
Further, on the said perpendicular polarization metallic plate, be furnished with some adjustment sheets, each adjustment sheet one end and perpendicular polarization metallic plate fix, and the other end and said radiating doublet fix.
Preferably, said symmetrical dipole is one of any in half-wave dipole, logarithm period oscillator, the Vivaldi oscillator.
Further, one is connected with said radiating doublet through this wire guide for vertical polarized antenna provides the inner wire of first coaxial cable of signal, and its outer conductor fixing also ground connection on the perpendicular polarization metallic plate; One is connected with symmetrical dipole for horizontally-polarized antenna provides the outer conductor of second coaxial cable of signal, and its inner wire is connected with power division network.Said first coaxial cable, second coaxial cable pass said base plate setting.
Preferably, the radiating doublet of said vertical polarized antenna is cone, sheet or whiplike.
Preferable, the radiating doublet of the said vertical polarized antenna part that is formed in one comprises the bottom that is cylindrical top and is inverted cone, is supported on the said supporting seat with its underpart to be provided with.
Preferable, the symmetrical dipole number of said horizontally-polarized antenna is 3-6.The end face of said supporting seat is provided with the back taper groove.
Compared with prior art, the utlity model has following advantage:
1, through independently perpendicular polarization metallic plate is set for vertical polarized antenna; The horizontal polarization dielectric-slab that is provided with circle ring array is deposited to the position of perpendicular polarization metallic plate below; Improve the isolation between two polarization, thereby guarantee that standing-wave ratio reaches preferable effect.
2, through adjustment sheet being set at perpendicular polarization metallic plate end face; Both solved the function of vertical polarized antenna DC earthing; Guaranteed the characteristic of the low standing-wave ratio of vertical polarized antenna again, through actual measurement, in TD-SCDMA and TD-LTE frequency range; The isolation of two polarization＜-30dB, the cross polarization ratio＜-20dB.
3, the ceiling mount antenna of the utility model guarantees to be operated in simultaneously 2G, 3G and TD-LTE frequency range, realizes that website is shared, saves engineering resource, replaces the ceiling mount antenna in the existing network effectively; Under the situation that does not increase frequency spectrum resource, greatly enhanced system is transmitted the ability of data, improves the availability of frequency spectrum of wireless communication system; In the significant occasion of indoor multipath reflection, can realize the good covering of indoor signal through polarization diversity.
4, the ceiling mount antenna of the utility model; Through structural compact design, especially horizontally-polarized antenna is placed perpendicular polarization metallic plate below, can guarantee that electric property is preferable; In this case; Further the volume with ceiling mount antenna becomes more small and exquisite, and structural reliability is high, and the cost cost is also lower.
[description of drawings]
Fig. 1 and Fig. 2 are the overall structure sketch mapes of two different visual angles of the broadband bipolar omni-directional ceiling antenna of the utility model, wherein, omit the radome and first coaxial cable, second coaxial cable is not shown;
Fig. 3 is the cross-sectional view of the broadband bipolar omni-directional ceiling antenna of the utility model;
Fig. 4 is the vertical polarized antenna radiating doublet structural representation of the broadband bipolar omni-directional ceiling antenna of the utility model;
Fig. 5 is the structural representation of perpendicular polarization metallic plate of the broadband bipolar omni-directional ceiling antenna of the utility model;
Fig. 6 is the structural representation of adjustment sheet of the broadband bipolar omni-directional ceiling antenna of the utility model;
Fig. 7 is the vertical midship section sketch map of supporting seat of the broadband bipolar omni-directional ceiling antenna of the utility model;
Fig. 8 is the horizontal polarization dielectric-slab schematic bottom view of the broadband bipolar omni-directional ceiling antenna of the utility model, and the circle ring array of being made up of symmetrical dipole 70 is set on it;
Fig. 9 is the sketch map of horizontal polarization dielectric-slab end face of the broadband bipolar omni-directional ceiling antenna of the utility model, and it is provided with power division network;
Figure 10 is the polarization isolation resolution chart of the broadband bipolar omni-directional ceiling antenna of the utility model, and the polarization isolation between two polarization of the utility model port is shown, and its abscissa is represented frequency, and ordinate is represented.
[embodiment]
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
The utility model mainly is in order to improve the availability of frequency spectrum of wireless communication system; Under the situation that does not increase frequency spectrum resource, improve the ability of system transmissions data as wide as possible, realize the good covering of signal through polarization diversity; Simultaneously can compatible 2G, GSMs such as 3G and TD-LTE; Can not only substitute the ceiling mount antenna in the existing network, and solve the problem that shared antenna is divided in TD-LTE and existing chamber with innovating, close road and the existing GSM/TD-SCDMA He Lu of system through multiband; In a secondary physical antenna, realize MIMO through the dual polarization oscillator, make the chamber of TD-LTE divide the project cost of building, transforming significantly to descend.
The technical scheme that the utility model adopts is on the basis of existing perpendicular polarization ceiling mount antenna, and introducing one works in the horizontally-polarized antenna of TD-LTE frequency range, formation level, vertical bipolar ceiling mount antenna.
See also Fig. 1, Fig. 2 and Fig. 3, the utility model broadband bipolar omni-directional ceiling antenna comprises taper oscillator 1, adjustment sheet 2, supporting seat 3, perpendicular polarization metallic plate 4, support column 5, horizontal polarization dielectric-slab 6, symmetrical dipole 70 that uses as radiating doublet and circle ring array 7, power division network 8 and the Antenna baseplate 9 that is rearranged by a plurality of symmetrical dipole 70 circumferential annulars.In addition,, the radome (not shown) assembled mutually with said Antenna baseplate is set also, vertical polarized antenna and horizontally-polarized antenna are packaged in the inner space that both form in order to encapsulate vertical polarized antenna and horizontally-polarized antenna.
Described vertical polarized antenna comprises taper oscillator 1, adjustment sheet 2, supporting seat 3 and perpendicular polarization metallic plate 4.Said taper oscillator is cylindrical top 11 and the bottom 12 that is inverted cone 1 as shown in Figure 4 comprising, top 11 is one-body molded with bottom 12.Said perpendicular polarization metallic plate 4 is as shown in Figure 5 rounded; The center offers circular hole 40; Circular hole 40 bottoms and one provide the outer conductor of first coaxial cable (not shown) of signal input to be connected so that ground connection, and the center hole 40 that the inner wire of first coaxial cable can pass this perpendicular polarization metallic plate 4 is connected with taper oscillator 1.Be connected through 3 to 6 adjustment sheets 2 between taper oscillator 1 and the perpendicular polarization metallic plate 4; Adjustment sheet 2 meander-like that are as shown in Figure 6; Each adjustment sheet 2 one end tightly locks on the perpendicular polarization metallic plate 4, and the other end then tightly is locked on the taper oscillator 1, and by each adjustment sheet 2 taper oscillator 1 is supported.In addition, taper oscillator 1 also is connected with a supporting seat 3 as shown in Figure 7 at its 12 end sides, bottom place that is inverted cone, and this supporting seat 3 adopts metal materials, and its height and diameter all can be regulated according to the needs of Antenna Impedance Matching.Supporting seat 3 also offers the wire guide 30 of perforation along its longitudinally; Supporting seat is installed on the circular hole 40 of said perpendicular polarization metallic plate 4; Supply the inner wire of said first coaxial cable to pass its wire guide 30 settings; So that this inner wire is realized being connected with the bottom of taper oscillator 1, this connection can adopt welding or the fastening mode of nut to realize.The top of supporting seat 3 is established and is formed a back taper groove 31, so that match installation with 12 tips, bottom of the taper oscillator 1 of said vertical polarized antenna.The radiating doublet of the above said vertical polarized antenna that discloses of present embodiment be shaped as cone, and in other not shown embodiment, said radiating doublet also can be a sheet or whiplike.
Please continue to consult Fig. 1 to Fig. 3; The said horizontally-polarized antenna of described vertical polarized antenna below installing comprises that specifically horizontal polarization dielectric-slab 6, symmetrical dipole 70 reach circle ring array 7 that is rearranged by a plurality of symmetrical dipole 70 circumferential annulars and the power division network 8 that is used for each symmetrical dipole 70 of circle ring array 7 is carried out the power division feed.
Described horizontal polarization dielectric-slab 6 is a kind of individual layer double side dielectric plates, rounded sheet.As shown in Figure 8, form circle ring array 7 by 3-6 symmetrical dipole 70 annular array settings, circumferentially be distributed in equidistantly on the bottom surface of horizontal polarization dielectric-slab 6, be connected with the outer conductor of second coaxial cable (not shown) that the signal input is provided; As shown in Figure 9; Said power division network 8 is used to each symmetrical dipole 70 feeds of circle ring array 7; It is the power splitter that one of Merit Citation Class I branch equiphase is advanced to have more; Respectively to described symmetrical dipole 70 feeds, power division network 8 is positioned at the bottom surface of horizontal polarization dielectric-slab 6 to its output, is connected with the inner wire of second coaxial cable through the mode that is of coupled connections.Described symmetrical dipole 70 adopts half-wave dipole among the embodiment of above the utility model, and among other not shown embodiment, can be preferably logarithm period oscillator or Vivaldi oscillator.
Described first coaxial cable and second coaxial cable all pass said Antenna baseplate 9 and are provided with; Usually, be that first coaxial cable and second coaxial cable respectively provide the feed connector, the feed connector device is located on the bottom surface of Antenna baseplate; Because of being common in well-known schemes, so do not detail.
See also Figure 10, said vertical polarized antenna and said horizontally-polarized antenna are spatially separated by the perpendicular polarization metallic plate, have higher polarization isolation, in TD-SCDMA and TD-LTE frequency range, and polarization isolation＜-30dB, the cross polarization ratio＜-20dB.Show on the physical structure; Please consult Fig. 1 to Fig. 3 again; Said horizontal polarization dielectric-slab 6 is provided with some through holes 60, and corresponding some support columns 5 correspondences of number are passed some through holes of this horizontal polarization dielectric-slab 6, and make horizontal polarization dielectric-slab 6 be fixed on certain position.The two ends of said some support columns 5, an end are fixed on Antenna baseplate 9 end faces, and the other end is fixed in the bottom surface of perpendicular polarization metallic plate 4, and thus, each support column 5 has formed the support to perpendicular polarization metallic plate 4 and Antenna baseplate 9.This structure; Make and be spaced from each other certain distance between perpendicular polarization metallic plate 4, horizontal polarization dielectric-slab 6, the Antenna baseplate 9; Said horizontal polarization dielectric-slab 6 occupy the top of said Antenna baseplate 9; Said perpendicular polarization metallic plate 4 occupy the top of said horizontal polarization dielectric-slab 6, and the three can link into an integrated entity supported post 5 again, forms the complete broadband bipolar omni-directional ceiling antenna of a pair therefrom.
It is to be noted; In order to ensure coverage effect; The diameter of said Antenna baseplate 9 should be more than or equal to the diameter of said perpendicular polarization metallic plate 4, horizontal polarization dielectric-slab 6, and perpendicular polarization metallic plate 4 and the diameter of horizontal polarization dielectric-slab 6 all should be less than or equal to the diameter of said Antenna baseplate 9.
Find out to have stronger environment applicability according to the antenna of the utility model manufacturing easily, standing-wave ratio is low, and isolation is high, and antenna performance is superior, and simple and compact for structure, be easy to manufacturing, low price and easy to install.
In brief, above embodiment only in order to the explanation the utility model and and the described technical scheme of unrestricted the utility model; Therefore, although this specification has carried out detailed explanation to the utility model with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the utility model; And all do not break away from the technical scheme and the improvement thereof of the spirit and the scope of the utility model, and it all should be encompassed in the middle of the claim scope of the utility model.
Claims (10)
1. a broadband bipolar omni-directional ceiling antenna comprises circular base plate, radome, vertical polarized antenna and horizontally-polarized antenna, and base plate is assembled to be covered with said vertical polarized antenna and horizontally-polarized antenna with radome mutually, it is characterized in that:
Said vertical polarized antenna comprise the middle part be provided with the circular perpendicular polarization metallic plate of through hole, be fixed on this through hole and have wire guide the metallized metal supporting seat, erect and to be arranged on the radiating doublet on this metallic support seat;
Said horizontally-polarized antenna comprises circular horizontal polarization dielectric-slab, be arranged on the circle ring array of being made up of some symmetrical dipole circumferential array of this horizontal polarization dielectric-slab bottom surface, and is arranged on the power division network that is used for the symmetrical dipole of said circle ring array is carried out the power division feed on this horizontal polarization dielectric-slab end face;
Said horizontal polarization dielectric-slab occupy the top of said base plate, and said perpendicular polarization metallic plate occupy the top of said horizontal polarization dielectric-slab, and some support columns pass said horizontal dielectric-slab, respectively said perpendicular polarization metallic plate of fixed support and base plate.
2. broadband bipolar omni-directional ceiling antenna according to claim 1 is characterized in that, the diameter of said base plate is more than or equal to the diameter of perpendicular polarization metallic plate, horizontal polarization dielectric-slab.
3. broadband bipolar omni-directional ceiling antenna according to claim 1; It is characterized in that, on the said perpendicular polarization metallic plate, be furnished with some adjustment sheets; Each adjustment sheet one end and perpendicular polarization metallic plate fix, and the other end and said radiating doublet fix.
4. according to any described broadband bipolar omni-directional ceiling antenna in the claim 1 to 3, it is characterized in that said symmetrical dipole is one of any in half-wave dipole, logarithm period oscillator, the Vivaldi oscillator.
5. according to any described broadband bipolar omni-directional ceiling antenna in the claim 1 to 3; It is characterized in that; One is connected with said radiating doublet through this wire guide for vertical polarized antenna provides the inner wire of first coaxial cable of signal, and its outer conductor fixing also ground connection on the perpendicular polarization metallic plate; One is connected with symmetrical dipole for horizontally-polarized antenna provides the outer conductor of second coaxial cable of signal, and its inner wire is connected with power division network.
6. broadband bipolar omni-directional ceiling antenna according to claim 5 is characterized in that, said first coaxial cable, second coaxial cable pass said base plate setting.
7. according to any described broadband bipolar omni-directional ceiling antenna in the claim 1 to 3, it is characterized in that the radiating doublet of said vertical polarized antenna is cone, sheet or whiplike.
8. according to any described broadband bipolar omni-directional ceiling antenna in the claim 1 to 3; It is characterized in that; The radiating doublet of the said vertical polarized antenna part that is formed in one comprises the bottom that is cylindrical top and is inverted cone, is supported on the said supporting seat with its underpart to be provided with.
9. broadband bipolar omni-directional ceiling antenna according to claim 8 is characterized in that the end face of said supporting seat is provided with the back taper groove.
10. according to any described broadband bipolar omni-directional ceiling antenna in the claim 1 to 3, it is characterized in that the symmetrical dipole number of said horizontally-polarized antenna is 3-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220140286 CN202585724U (en) | 2012-04-05 | 2012-04-05 | Wideband dual-polarized omnidirectional ceiling antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220140286 CN202585724U (en) | 2012-04-05 | 2012-04-05 | Wideband dual-polarized omnidirectional ceiling antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202585724U true CN202585724U (en) | 2012-12-05 |
Family
ID=47255102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220140286 Expired - Fee Related CN202585724U (en) | 2012-04-05 | 2012-04-05 | Wideband dual-polarized omnidirectional ceiling antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202585724U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709673A (en) * | 2012-04-05 | 2012-10-03 | 京信通信系统（中国）有限公司 | Broadband dual-polarized omnidirectional ceiling antenna |
| CN103117451A (en) * | 2013-03-04 | 2013-05-22 | 金明涛 | Ultra wide band antenna |
| CN103730724A (en) * | 2014-01-26 | 2014-04-16 | 广州天移通信科技发展有限公司 | High-isolation and wideband indoor dual polarization omni-directional ceiling antenna |
| CN105789913A (en) * | 2016-04-27 | 2016-07-20 | 陈志璋 | Broadband dual-polarized omnidirectional MIMO antenna |
| CN106602230A (en) * | 2016-11-14 | 2017-04-26 | 广东通宇通讯股份有限公司 | Mini enhanced dual-polarization omnidirectional ceiling antenna |
| CN107086358A (en) * | 2016-09-08 | 2017-08-22 | 西安电子科技大学 | Broadband all-around top absorbing antenna |
| CN107732429A (en) * | 2017-09-18 | 2018-02-23 | 江苏师范大学 | A kind of Compact type broadband dual-polarization omnidirectional antenna |
| CN108075217A (en) * | 2018-01-19 | 2018-05-25 | 武汉波诺电子科技有限公司 | A kind of new omnidirectional antenna |
| CN108376823A (en) * | 2018-03-26 | 2018-08-07 | 广东通宇通讯股份有限公司 | A kind of antenna water-proof ventilated device for supporting antenna multipolarization to install |
| CN108462262A (en) * | 2017-02-17 | 2018-08-28 | 现代自动车株式会社 | Position aligning method and equipment |
| CN109193131A (en) * | 2018-09-11 | 2019-01-11 | 哈尔滨工业大学 | A kind of printed form broadband low section omnidirectional dual polarized antenna |
| CN111969300A (en) * | 2020-07-30 | 2020-11-20 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Microstrip array disc cone composite conformal antenna |
| CN112751177A (en) * | 2021-02-02 | 2021-05-04 | 深圳市中天迅通信技术股份有限公司 | High-isolation co-polarized 5G full-band omnidirectional antenna |
-
2012
- 2012-04-05 CN CN 201220140286 patent/CN202585724U/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709673B (en) * | 2012-04-05 | 2016-01-06 | 京信通信系统（中国）有限公司 | Broadband bipolar omni-directional ceiling antenna |
| CN102709673A (en) * | 2012-04-05 | 2012-10-03 | 京信通信系统（中国）有限公司 | Broadband dual-polarized omnidirectional ceiling antenna |
| CN103117451A (en) * | 2013-03-04 | 2013-05-22 | 金明涛 | Ultra wide band antenna |
| CN103730724A (en) * | 2014-01-26 | 2014-04-16 | 广州天移通信科技发展有限公司 | High-isolation and wideband indoor dual polarization omni-directional ceiling antenna |
| CN103730724B (en) * | 2014-01-26 | 2017-01-11 | 广州天移通信科技发展有限公司 | High-isolation and wideband indoor dual polarization omni-directional ceiling antenna |
| CN105789913A (en) * | 2016-04-27 | 2016-07-20 | 陈志璋 | Broadband dual-polarized omnidirectional MIMO antenna |
| CN107086358A (en) * | 2016-09-08 | 2017-08-22 | 西安电子科技大学 | Broadband all-around top absorbing antenna |
| CN106602230A (en) * | 2016-11-14 | 2017-04-26 | 广东通宇通讯股份有限公司 | Mini enhanced dual-polarization omnidirectional ceiling antenna |
| CN106602230B (en) * | 2016-11-14 | 2019-06-18 | 广东通宇通讯股份有限公司 | Minimize enhanced bipolar omni-directional ceiling antenna |
| CN108462262B (en) * | 2017-02-17 | 2023-08-22 | 现代自动车株式会社 | Method and apparatus for alignment of positions |
| CN108462262A (en) * | 2017-02-17 | 2018-08-28 | 现代自动车株式会社 | Position aligning method and equipment |
| CN107732429A (en) * | 2017-09-18 | 2018-02-23 | 江苏师范大学 | A kind of Compact type broadband dual-polarization omnidirectional antenna |
| CN108075217A (en) * | 2018-01-19 | 2018-05-25 | 武汉波诺电子科技有限公司 | A kind of new omnidirectional antenna |
| CN108075217B (en) * | 2018-01-19 | 2024-04-09 | 武汉波诺电子科技有限公司 | Novel omnidirectional antenna |
| CN108376823A (en) * | 2018-03-26 | 2018-08-07 | 广东通宇通讯股份有限公司 | A kind of antenna water-proof ventilated device for supporting antenna multipolarization to install |
| CN108376823B (en) * | 2018-03-26 | 2023-10-13 | 广东通宇通讯股份有限公司 | Waterproof and breathable antenna device supporting multi-polarization installation of antenna |
| CN109193131B (en) * | 2018-09-11 | 2020-05-12 | 哈尔滨工业大学 | Printing type broadband low-profile omnidirectional dual-polarized antenna |
| CN109193131A (en) * | 2018-09-11 | 2019-01-11 | 哈尔滨工业大学 | A kind of printed form broadband low section omnidirectional dual polarized antenna |
| CN111969300A (en) * | 2020-07-30 | 2020-11-20 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Microstrip array disc cone composite conformal antenna |
| CN111969300B (en) * | 2020-07-30 | 2021-11-19 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Microstrip array disc cone composite conformal antenna |
| CN112751177A (en) * | 2021-02-02 | 2021-05-04 | 深圳市中天迅通信技术股份有限公司 | High-isolation co-polarized 5G full-band omnidirectional antenna |
| CN112751177B (en) * | 2021-02-02 | 2022-01-25 | 深圳市中天迅通信技术股份有限公司 | High-isolation co-polarized 5G full-band omnidirectional antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202585724U (en) | Wideband dual-polarized omnidirectional ceiling antenna | |
| CN102709673B (en) | Broadband bipolar omni-directional ceiling antenna | |
| US20220085520A1 (en) | Multi-Band Access Point Antenna Array | |
| CN202585725U (en) | Dual-polarized omnidirectional ceiling antenna | |
| CN105206946A (en) | Indoor dual-polarization omnibearing ceiling antenna | |
| US11303016B2 (en) | Multi-sector antennas | |
| CN102447163B (en) | Broadband double polarization omnidirectional antenna and feed method | |
| CN102983416B (en) | Indoor dual-polarization omnidirectional ceiling antenna | |
| CN106329116A (en) | Small-scale LTE multi-array antenna | |
| CN209045768U (en) | A kind of electricity tune antenna for base station | |
| CN103036073A (en) | Dual-frequency dual-polarized antenna | |
| CN202678527U (en) | Dual polarization ceiling antenna | |
| CN203013939U (en) | An indoor dual-polarized omnidirectional ceiling antenna | |
| CN205944411U (en) | Double polarization antenna | |
| CN204045742U (en) | Indoor bipolar omni-directional ceiling antenna | |
| CN105703084B (en) | A kind of room divided antenna | |
| CN204088577U (en) | Bipolar omni-directional ceiling antenna | |
| CN103730724B (en) | High-isolation and wideband indoor dual polarization omni-directional ceiling antenna | |
| CN203386888U (en) | Dual polarization omni-directional ceiling antenna | |
| CN105703062B (en) | A kind of wide-band high gain dual polarization 5G base station array antennas and its radiating element | |
| CN203536568U (en) | Dual polarization omnidirectional ceiling antenna | |
| CN212848856U (en) | Low-cost radiating element applied to WLAN dual-frequency dual-polarization directional antenna and antenna thereof | |
| WO2022147775A1 (en) | Antenna apparatus and base station | |
| CN204179237U (en) | Broadband double polarization omnidirectional antenna | |
| CN203813026U (en) | High-isolation wide-band indoor dual-polarized omnidirectional ceiling antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20190405 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |