CN104538746B - Integral type Dual-polarization ceiling antenna - Google Patents
Integral type Dual-polarization ceiling antenna Download PDFInfo
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- CN104538746B CN104538746B CN201410832970.8A CN201410832970A CN104538746B CN 104538746 B CN104538746 B CN 104538746B CN 201410832970 A CN201410832970 A CN 201410832970A CN 104538746 B CN104538746 B CN 104538746B
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- 230000010287 polarization Effects 0.000 claims abstract description 100
- 230000005855 radiation Effects 0.000 claims abstract description 46
- 238000002955 isolation Methods 0.000 claims description 15
- 230000005284 excitation Effects 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 description 10
- 239000002184 metal Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a kind of integral type Dual-polarization ceiling antennas, including reflecting plate, vertical polarization feed cable, vertical polarization feeder panel, radiation cup body, horizontal polarization feed cable and horizontal polarization feeder panel, reflect plate earthing, radiation cup body is by cylindrical body and to be located at the cone of cylindrical body bottom and constitute, the a plurality of gap parallel with tubular body axis direction is distributed with along circumferentially-spaced on the barrel of cylindrical body, horizontal polarization feeder panel is located in the cylindrical body.Due to moving in tubular body horizontal polarization feeder panel by the top of cylindrical body, bandwidth is considerably increased；It is located at outside the cone of radiation cup body due to vertical polarization feeder panel and is electrically connected with the bottom of cone, horizontal polarization feed cable is penetrated from the bottom of radiation cup body and is electrically connected with horizontal polarization feeder panel, radiate the cylindrical body ground connection of cup body, it avoids horizontal polarization feed cable to pass through from the cone side wall of radiation cup body, to solve the problems, such as that vertical polarization circularity has deformity in component frequency point.
Description
Technical field
The present invention relates to a kind of antenna, specifically a kind of Dual-polarization ceiling antenna.
Background technology
Existing Dual-polarization ceiling antenna is mainly rainbow letter pattern.Catherine's pattern and capital believe that pattern, rainbow believe that pattern is main
The disadvantage is that complicated, isolation is low.Catherine's pattern is although simple in structure, but horizontal polarization narrower bandwidth, can not adapt to
New needs the capital letter mode configuration slightly similar to Catherine, is integrally designed with vertical polarization in horizontal polarization, structure compares rainbow
Letter pattern is simple, point slightly more complicated than Catherine's pattern, but horizontal polarization bandwidth increases, and isolation is more excellent than the above two
Change, such as State Intellectual Property Office disclosed Publication No. CN103682679A on March 26th, 2014, patent name is double
The patent document of polarization ceiling mount antenna, this patent include the first connector, the second connector, metallic reflection plate, are led in the first connector
Body is connected with sheet metal, and sheet metal is radiated by dieelctric sheet, the first connector inner wire by medium in the first connector and oscillator
Capacitive coupling is formed between the bottom inner platform of cup body；The inner wire of second connector passes through on connecting cable and feed circuit plate
Top layer circuit is connected, and the dielectric-slab of feed circuit plate is between bottom circuit and top layer circuit, bottom circuit and oscillator spoke
The gap for penetrating cup body is connected, the first connector, the second connector outer conductor be connected with metallic reflection plate.The present invention uses one
A radiator, while realizing horizontal polarization and vertical polarization, and ensure the broadband to polarise and high-isolation.
But the above-mentioned patent retrieved, there is also shortcoming, horizontal polarization bandwidth cannot be satisfied the bandwidth that present 3G is required
(1G).In addition, capital letter pattern and Catherine's pattern horizontal polarization are side feedback, there are restriction, vertical pole to vertical polarization out-of-roundness
Change circularity has deformity in component frequency point.
Invention content
The purpose of the present invention is overcoming deficiency in the prior art, it is wider and vertical polarization can be eliminated to provide a kind of bandwidth
Circularity integral type Dual-polarization ceiling antenna lopsided existing for component frequency point.
To achieve the above object, the technical solution adopted in the present invention is：
Integral type Dual-polarization ceiling antenna, including reflecting plate, vertical polarization feed cable, vertical polarization feeder panel, radiation
Cup body, horizontal polarization feed cable and horizontal polarization feeder panel, the vertical polarization feed cable and vertical polarization feeder panel electricity
Connection, horizontal polarization feed cable are electrically connected with horizontal polarization feeder panel, reflect plate earthing, the radiation cup body is by cylindrical body
And it is located at the cone composition of cylindrical body bottom, a plurality of and cylindrical body is distributed with along circumferentially-spaced on the barrel of the cylindrical body
The parallel gap of axis direction, the horizontal polarization feeder panel are located in the cylindrical body.
The central axis of the radiation cup body is in the reflecting plate.
The horizontal polarization feeder panel at the top of cylindrical body with a distance from for tubular body length 2/5~3/5 at, optimum position
At the 1/2 of tubular body length.
The quantity in the gap is 2 times of the feed detail quantity of horizontal polarization feeder panel, and the gap is divided into excitation seam
Gap group and isolation gap group, the gap encouraged in the group of gap is corresponding with feed detail, every in the isolation gap group
A gap is sequentially arranged between adjacent excitation gap, to control the coupling for closing on radiation field.
The vertical polarization feeder panel is located in the cone of radiation cup body, and capacitive coupling is formed between cone, vertically
Polarization feed cable is penetrated from the cone base of radiation cup body and is electrically connected with vertical polarization feeder panel, the horizontal polarization feed electricity
Cable is penetrated from the side wall of radiation cup body and is electrically connected with horizontal polarization feeder panel, the radiation cup body ground connection.
The vertical polarization feeder panel is located at outside the cone of radiation cup body and is electrically connected with the bottom of cone, the horizontal pole
Change feed cable is penetrated from the bottom of radiation cup body and is electrically connected with horizontal polarization feeder panel, and the cylindrical body of the radiation cup body connects
Ground.
The cylindrical body is circle, and the cone is cone.
Beneficial effects of the present invention：
Due to moving in tubular body horizontal polarization feeder panel by the top of cylindrical body, bandwidth is considerably increased；By institute
Vertical polarization feeder panel is stated to be located at outside the cone of radiation cup body and be electrically connected with the bottom of cone, the horizontal polarization feed cable
It penetrates from the bottom of radiation cup body and is electrically connected with horizontal polarization feeder panel, the cylindrical body ground connection of the radiation cup body avoids water
Mean pole feed cable is passed through from the cone side wall of radiation cup body, is had to solving vertical polarization circularity in component frequency point abnormal
The problem of shape；Gap and feed circuit minor matters are radiated on cup body into 2 times of relationships, are equivalent to that there are two types of gap, one group of gap and feedbacks
Electric minor matters are corresponding-excitation gap, one group of gap is individually present, and main function is the coupling that control closes on radiation field, claims isolation
Gap, to substantially improve practical application effect.
Description of the drawings
Invention is further described in detail with reference to the accompanying drawings and detailed description：
Fig. 1 is the structural schematic diagram of inventive embodiments 1；
Fig. 2 is the vertical view of radiation cup body shown in Fig. 1；
Fig. 3 is the vertical view of vertical polarization feeder panel shown in Fig. 1；
Fig. 4 is the structural schematic diagram of inventive embodiments 2；
Fig. 5 is the vertical view of radiation cup body shown in Fig. 4.
In figure：1, reflecting plate；2, vertical polarization feed cable；3, vertical polarization feeder panel；31, separation layer；32, micro-strip
Circuit layer；33, ground plane；4, cup body is radiated；5, horizontal polarization feed cable；6, horizontal polarization feeder panel；41, cylindrical body；
42, cone；43, gap；431, gap is encouraged；432, gap is isolated.
Specific implementation mode
It is below in conjunction with the accompanying drawings and specific real in order to make those skilled in the art more fully understand technical scheme of the present invention
Applying example, the present invention is described in further detail, it should be noted that in the absence of conflict, embodiments herein and
Feature in embodiment can be combined with each other.
Embodiment 1：As shown in Figure 1, integral type Dual-polarization ceiling antenna, including reflecting plate 1, vertical polarization feed cable 2,
Vertical polarization feeder panel 3, radiation cup body 4, horizontal polarization feed cable 5 and horizontal polarization feeder panel 6, the vertical polarization feed
Cable 2 is electrically connected with vertical polarization feeder panel 3, and horizontal polarization feed cable 5 is electrically connected with horizontal polarization feeder panel 6, reflecting plate 1
Ground connection, the radiation cup body 4 are by cylindrical body 41 and to be located at the cone 42 of cylindrical body bottom and constitute, the cylinder of the cylindrical body 41
The a plurality of gap 43 parallel with tubular body axis direction, the central shaft of the radiation cup body 4 is distributed with along circumferentially-spaced on wall
Perpendicular to the reflecting plate 1.The horizontal polarization feeder panel 6 be located in cylindrical body and at the top of cylindrical body with a distance from be cylindrical body
At the 1/2 of length.
As shown in Fig. 2, the quantity in the gap 43 is 2 times of the feed detail quantity of horizontal polarization feeder panel, horizontal pole
Change feeder panel 6 using two feed details, therefore gap is equipped with 4, the gap is divided into excitation gap group and isolation gap
Group, it is each that gap 431 is encouraged to feed detail with corresponding 1 altogether there are two encouraging gap 431 in the group of the excitation gap, it is described
It is isolated in the group of gap altogether there are two gap 432 is isolated, isolation gap 432 is sequentially arranged between adjacent excitation gap, to control
The coupling of radiation field is closed on, in other words, excitation gap 431 is interspersed with gap 432 is isolated.Horizontal polarization feeder panel 6 is
By microstrip circuit layer, separation layer and ground plane, microstrip circuit layer is located at the upper surface of separation layer, and ground plane is located under separation layer
Surface.
As shown in figure 3, vertical polarization feeder panel 3 is by microstrip circuit layer 32, separation layer 31 and ground plane 33, microstrip circuit
Layer 32 is located at the upper surface of separation layer 31, and ground plane 33 is located at the lower surface of separation layer 31.
The vertical polarization feeder panel 3 be located at radiation cup body 4 cone 42 it is outer by microstrip circuit layer 32 and with cone 42
Bottom electrical connection, the horizontal polarization feed cable 5 penetrates and is electrically connected with horizontal polarization feeder panel 6 from the bottom of radiation cup body 4
It connects, the cylindrical body ground connection of the radiation cup body.The cylindrical body is circle, can also be triangle, four sides according to different occasions
Shape or other polygons, the cone are cone.
Embodiment 2：As shown in figure 4, integral type Dual-polarization ceiling antenna, including reflecting plate 1, vertical polarization feed cable 2,
Vertical polarization feeder panel 3, radiation cup body 4, horizontal polarization feed cable 5 and horizontal polarization feeder panel 6, the radiation cup body 4
Central axis is grounded in the reflecting plate 1, reflecting plate 1.The horizontal polarization feeder panel 6 is located in cylindrical body and from cylindrical body
The distance at top is at the 1/2 of tubular body length.The vertical polarization feeder panel 3 is located in the cone 42 of radiation cup body 4, and with
Capacitive coupling is formed between cone 42, vertical polarization feed cable 2 is penetrated from the cone base of radiation cup body 4 and presented with vertical polarization
Battery plate is electrically connected, and the horizontal polarization feed cable 5 is penetrated from the side wall of radiation cup body 4 and is electrically connected with horizontal polarization feeder panel 6,
The radiation cup body 4 is grounded.
As shown in figure 5, the quantity in the gap 43 is 2 times of the feed detail quantity of horizontal polarization feeder panel, horizontal pole
Change feeder panel 6 using 3 feed details, 3 feed details are distributed along the even circumferential of cylindrical body, therefore gap is equipped with 6,
The gap is divided into excitation gap group and isolation gap group, and 3 excitation gaps 431 are shared in the group of the excitation gap, each to swash
Gap 431 and corresponding 1 feed detail are encouraged, 3 isolation gaps 432 are shared in the group of the isolation gap, isolation gap 432 is successively
It is located between adjacent excitation gap, to control the coupling for closing on radiation field, in other words, encourages gap 431 and gap is isolated
432 are interspersed.Horizontal polarization feeder panel 6 is by microstrip circuit layer, separation layer and ground plane, and microstrip circuit layer is located at separation layer
Upper surface, ground plane is located at the lower surface of separation layer.
Compared with Example 2, embodiment 1 uses the mould of " horizontal polarization apex drive, vertical polarization side feed " to embodiment 1
Formula, in order to avoid horizontal polarization feed line to the influence of vertical polarization, the radiation for making its side asymmetry and bringing is abnormal
Shape, therefore the technical solution of embodiment 1 is more preferably.Only so providing embodiment 2, with explanation, " horizontal polarization feeder panel is from cylindrical body top
The distance in portion is at the 2/5~3/5 of tubular body length " this technical characteristic can apply " vertical polarization apex drive, it is horizontal
Under the pattern of polarization side feed ".
Various types of metal materials may be used in the Dual-polarization ceiling antenna of the present invention, reflecting plate 1 and radiation cup body 4,
Can also be to be made by the other types material of plating metal on surface material.
It is used by the Dual-polarization ceiling antenna of said structure design in the case where the reflecting plate of antenna is horizontal plane
One radiation cup body realizes polarization both vertically and horizontally, and ensures the broadband to polarise and high-isolation.This hair
Bright Dual-polarization ceiling antenna product is may be used in the transmission of broadband signal, can also be applied to the interior of mobile communication system
Covering, can also be applied other similar applications, and the present invention has simple in structure, the feature that performance is stable, manufacturing cost is low.
In short, although the present invention illustrates above-mentioned preferred embodiment, although it should be noted that those skilled in the art
Member can carry out various change and remodeling, unless such variation and remodeling deviate from the scope of the present invention, otherwise should all wrap
It includes within the scope of the present invention.
Claims (2)
1. a kind of integral type Dual-polarization ceiling antenna, including reflecting plate, vertical polarization feed cable, vertical polarization feeder panel, spoke
Penetrate cup body, horizontal polarization feed cable and horizontal polarization feeder panel, the vertical polarization feed cable and vertical polarization feeder panel
Electrical connection, horizontal polarization feed cable are electrically connected with horizontal polarization feeder panel, reflect plate earthing, the radiation cup body is by tubular
Body and the cone for being located at cylindrical body bottom are constituted, and a plurality of and tubular is distributed with along circumferentially-spaced on the barrel of the cylindrical body
The parallel gap of body axis direction, it is characterised in that：The horizontal polarization feeder panel is located in the cylindrical body, the Radiation Cup
The central axis of body in the reflecting plate, the horizontal polarization feeder panel at the top of cylindrical body with a distance from for tubular body length
At 2/5~3/5, the quantity in the gap is 2 times of the feed detail quantity of horizontal polarization feeder panel, and the gap is divided into excitation
Gap group and isolation gap group, the gap encouraged in the group of gap is corresponding with feed detail, in the group of the isolation gap
Each gap is sequentially arranged between adjacent excitation gap, to control the coupling for closing on radiation field, horizontal polarization feed cable from
The cone base of radiation cup body is penetrated to be connect with horizontal polarization feeder panel circuit, and the vertical polarization feeder panel is located at radiation cup body
Cone it is outer and be electrically connected with the bottom of cone, the horizontal polarization feed cable penetrates and horizontal pole from the bottom for radiating cup body
Change feeder panel electrical connection, the cylindrical body ground connection of the radiation cup body.
2. integral type Dual-polarization ceiling antenna according to claim 1, it is characterised in that：The section of the cylindrical body is circle
Shape, the cone are cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410832970.8A CN104538746B (en) | 2014-12-29 | 2014-12-29 | Integral type Dual-polarization ceiling antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410832970.8A CN104538746B (en) | 2014-12-29 | 2014-12-29 | Integral type Dual-polarization ceiling antenna |
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| Publication Number | Publication Date |
|---|---|
| CN104538746A CN104538746A (en) | 2015-04-22 |
| CN104538746B true CN104538746B (en) | 2018-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410832970.8A Active CN104538746B (en) | 2014-12-29 | 2014-12-29 | Integral type Dual-polarization ceiling antenna |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024144B (en) * | 2015-08-07 | 2019-01-11 | 佛山市粤海信通讯有限公司 | High-performance full frequency band bipolar omni-directional ceiling antenna |
| CN105449346B (en) * | 2015-12-11 | 2019-05-14 | 华南理工大学 | A kind of wideband dual polarized omnidirectional antenna of superelevation isolation |
| CN105609939A (en) * | 2016-01-25 | 2016-05-25 | 佛山市粤海信通讯有限公司 | Novel ceiling antenna |
| WO2017152349A1 (en) * | 2016-03-07 | 2017-09-14 | 广东曼克维通信科技有限公司 | Integrated dual-polarization ceiling antenna |
| CN106122207A (en) * | 2016-07-01 | 2016-11-16 | 京信通信技术(广州)有限公司 | The most fixing a kind of section bar and installation method |
| DE102017101677A1 (en) * | 2017-01-27 | 2018-08-02 | Kathrein-Werke Kg | Broadband omnidirectional antenna |
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|---|---|---|---|---|
| JP2011055136A (en) * | 2009-08-31 | 2011-03-17 | Nippon Dengyo Kosaku Co Ltd | Dual polarization antenna |
| CN203013939U (en) * | 2012-11-28 | 2013-06-19 | 京信通信系统（中国）有限公司 | An indoor dual-polarized omnidirectional ceiling antenna |
| CN104051843A (en) * | 2014-06-06 | 2014-09-17 | 摩比天线技术（深圳）有限公司 | Indoor distribution omni-directional dual-polarization ceiling antenna |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG192021A1 (en) * | 2011-01-27 | 2013-08-30 | Galtronics Corp Ltd | Broadband dual-polarized antenna |
| CN203339291U (en) * | 2013-05-31 | 2013-12-11 | 广东盛路通信科技股份有限公司 | Indoor broadband dual polarization omnidirectional ceiling-mounted antenna |
| CN203644954U (en) * | 2013-12-13 | 2014-06-11 | 京信通信系统（中国）有限公司 | Dual-polarized ceiling antenna |
| CN204289723U (en) * | 2014-12-29 | 2015-04-22 | 广东曼克维通信科技有限公司 | Integral type Dual-polarization ceiling antenna |
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2014
- 2014-12-29 CN CN201410832970.8A patent/CN104538746B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011055136A (en) * | 2009-08-31 | 2011-03-17 | Nippon Dengyo Kosaku Co Ltd | Dual polarization antenna |
| CN203013939U (en) * | 2012-11-28 | 2013-06-19 | 京信通信系统（中国）有限公司 | An indoor dual-polarized omnidirectional ceiling antenna |
| CN104051843A (en) * | 2014-06-06 | 2014-09-17 | 摩比天线技术（深圳）有限公司 | Indoor distribution omni-directional dual-polarization ceiling antenna |
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| Title |
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| 一种新型宽频多通道（MIMO）天线设计;汪茂稳;《微波学报》;20130430;第29卷(第2期);第57-60页 * |
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