CN203536568U - Dual polarization omnidirectional ceiling antenna - Google Patents
Dual polarization omnidirectional ceiling antenna Download PDFInfo
- Publication number
- CN203536568U CN203536568U CN201320493422.8U CN201320493422U CN203536568U CN 203536568 U CN203536568 U CN 203536568U CN 201320493422 U CN201320493422 U CN 201320493422U CN 203536568 U CN203536568 U CN 203536568U
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- horizontal
- polarization
- cone
- perpendicular polarization
- polarized
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Abstract
The utility model relates to a dual polarization omnidirectional ceiling antenna. The dual polarization omnidirectional ceiling antenna mainly includes a vertical polarized portion and a horizontal polarized portion; the vertical polarized portion is composed of a vertical polarized cone and a vertical polarized cone disc, and the vertical polarized cone is arranged at the upper portion of the vertical polarized cone disc; the horizontal polarized portion includes a horizontal polarized oscillator, a horizontal oscillator support member and a horizontal polarized feeder panel; and the horizontal polarized oscillator is fixed on the vertical polarized cone disc through the horizontal oscillator support member, the vertical polarized cone disc is fixed on a mounting plate, and the horizontal polarized feeder panel is embedded in a central hole of the mounting plate in the vertical direction. The beneficial effects of the dual polarization omnidirectional ceiling antenna are that an optimized biconical antenna is adopted by the vertical polarized portion, the broadband characteristic of the biconical antenna is achieved, a radiation angle in the maximum radiation direction is raised by 30 degrees compared with an ordinary conical antenna, the radiation direction approximates the horizontal direction, and a larger cover area of the antenna can be achieved in signal cover engineering.
Description
Technical field
The utility model relates to mobile communication equipment technical field, especially a kind of bipolar omni-directional ceiling antenna.
Background technology
In the 4th third-generation mobile communication, use dual polarized antenna can improve network coverage quality, in indoor covering system, the double antenna technology of omnidirectional radiation realizes more difficult, and implementation is more complicated, and material cost and assembling cost of labor are relatively high.
Summary of the invention
The utility model will solve the shortcoming of above-mentioned prior art, provide a kind of cheaply, in signal covering system, can use in a large number, improve the bipolar omni-directional ceiling antenna of covering quality.
The utility model solves the technical scheme that its technical problem adopts: this bipolar omni-directional ceiling antenna, mainly comprise perpendicular polarization part and horizontal polarization part, perpendicular polarization part is comprised of perpendicular polarization cone and perpendicular polarization cone dish, perpendicular polarization cone is positioned at the top of perpendicular polarization cone dish, horizontal polarization partly comprises horizontal polarization oscillator, horizontal dipole strutting piece and horizontal polarization feeder panel, horizontal polarization oscillator is fixed on perpendicular polarization cone dish by horizontal dipole strutting piece, outer antenna cover and the mounting base of being provided with of perpendicular polarization part and horizontal polarization part, perpendicular polarization cone dish is fixed on mounting base, the direction that horizontal polarization feeder panel is vertical embeds in the centre bore of mounting base, antenna cover is buckled on mounting base, cable-assembly passes into connection from the centre bore of mounting base.
Described coaxial cable shielding layer is connected on perpendicular polarization cone dish, and inner conductor is connected in perpendicular polarization cone.
Described horizontal polarization oscillator and horizontal dipole strutting piece are 5 groups, adopt split design, independent separately, become circular array to distribute, constant amplitude homophase feed.
5 coaxial cables of described 5 horizontal polarization oscillator feeds are welded on the same position of horizontal polarization feeder panel.
Two described cable-assemblies pass from the centre bore of mounting base, are welded in respectively on perpendicular polarization cone, perpendicular polarization cone dish and horizontal polarization feeder panel.
The effect that the utility model is useful is: perpendicular polarization of the present utility model is partly used optimization biconical antenna, and it has the broadband properties of biconical antenna, can, in nearly 4 octaves, reach voltage standing wave ratio <1.5.Horizontal polarization oscillator makes it in working band, keep good radiation characteristic after optimizing, distinguishing feature is, greatest irradiation direction radiation angle has been raised 30 degree left and right than common monocone antenna, radiation direction more approaches horizontal direction, thereby makes antenna cover in engineering and can have larger area coverage at signal.
Accompanying drawing explanation
Fig. 1 is the main TV structure cutaway view of the utility model;
Fig. 2 is the utility model plan structure schematic diagram.
Description of reference numerals: perpendicular polarization cone 1, perpendicular polarization cone dish 2, horizontal polarization oscillator 3, horizontal polarization feeder panel 4, mounting base 5, horizontal dipole strutting piece 6, antenna cover 7, cable-assembly 8.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in the figure, this bipolar omni-directional ceiling antenna, mainly comprise perpendicular polarization part and horizontal polarization part, perpendicular polarization part is comprised of perpendicular polarization cone 1 and perpendicular polarization cone dish 2, perpendicular polarization cone 1 is positioned at the top of perpendicular polarization cone dish 2, coaxial cable shielding layer is connected on perpendicular polarization cone dish 2, and inner conductor is connected in perpendicular polarization cone 1.Horizontal polarization partly comprises horizontal polarization oscillator 3, horizontal dipole strutting piece 6 and horizontal polarization feeder panel 4, horizontal polarization oscillator 3 is fixed on perpendicular polarization cone dish 2 by horizontal dipole strutting piece 6, horizontal polarization oscillator 3 and horizontal dipole strutting piece 6 are 5 groups, employing split design, independent separately, become circular array to distribute, constant amplitude homophase feed, 5 coaxial cables of 5 horizontal polarization oscillator 3 feeds are welded on the same position of horizontal polarization feeder panel 4, the feeder cable of every horizontal polarization oscillator 3 pass through perpendicular polarization cone dish 2 to the interior welds of perpendicular polarization cone dish 2 on horizontal polarization feeder panel 4, thereby carry out integrated impedance matching, realize integrated impedance transformation scheme.Outer antenna cover 7 and the mounting base 5 of being provided with of perpendicular polarization part and horizontal polarization part, perpendicular polarization cone dish 2 is fixed on mounting base 5, horizontal polarization feeder panel 4 directly embeds the centre bore of mounting base 5 from vertical direction, antenna cover 7 is buckled on mounting base 5, cable-assembly 8 passes into connection from the centre bore of mounting base 5, two cable-assemblies 8 pass from the centre bore of mounting base 5, are welded in respectively on perpendicular polarization cone 1, perpendicular polarization cone dish 2 and horizontal polarization feeder panel 4.
Horizontal polarization is partly used loading symmetrical dipole, and 5 horizontal polarization oscillators 3 are independent separately, form circular array, constant amplitude homophase feed.Because horizontal polarization oscillator 3 is used splits design, thereby the great like this usable floor area that has reduced required printed board is cost-saving.Horizontal polarization part, because be multi-unit structure, need to be used power divider feed, has solved the Wilson's power divider structure that traditional method is used, the problem that cost is higher.The integrated impedance transformation method that adopts the utility model realizes constant power and distributes equiphase feed.This scheme has the following advantages with respect to the feed scheme of traditional structure: reduce pcb board area, thus cost-saving; Miniaturization Design, is convenient to antenna and installs, and the utility model is embedded in horizontal polarization feeder panel 4 in the installation screw rod endoporus of mounting base 5, convenient wiring; The loss of the design's feeding network is little, and port phase difference and amplitude difference are little, and the deviation in roundness index of antenna is good.
The electrical performance indexes of antenna is as following table
The utlity model has simple in structure, the features such as assembling is easy, and antenna performance is good, thus having realized a kind of omnidirectional dual polarized antenna designs cheaply, the operating frequency of antenna is 806-960/1710-2700MHz, is specially adapted to 2G, 3G, 4G communication signal covering use.
In addition to the implementation, the utility model can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of the utility model requirement.
Claims (5)
1. a bipolar omni-directional ceiling antenna, mainly comprise perpendicular polarization part and horizontal polarization part, it is characterized in that: perpendicular polarization part is comprised of perpendicular polarization cone (1) and perpendicular polarization cone dish (2), perpendicular polarization cone (1) is positioned at the top of perpendicular polarization cone dish (2), horizontal polarization partly comprises horizontal polarization oscillator (3), horizontal dipole strutting piece (6) and horizontal polarization feeder panel (4), horizontal polarization oscillator (3) is fixed on perpendicular polarization cone dish (2) by horizontal dipole strutting piece (6), outer antenna cover (7) and the mounting base (5) of being provided with of perpendicular polarization part and horizontal polarization part, perpendicular polarization cone dish (2) is fixed on mounting base (5), the direction that horizontal polarization feeder panel (4) is vertical embeds in the centre bore of mounting base (5), antenna cover (7) is buckled on mounting base (5), cable-assembly (8) passes into connection from the centre bore of mounting base (5).
2. bipolar omni-directional ceiling antenna according to claim 1, is characterized in that: it is upper that described coaxial cable shielding layer is connected in perpendicular polarization cone dish (2), and inner conductor is connected in perpendicular polarization cone (1).
3. bipolar omni-directional ceiling antenna according to claim 1, is characterized in that: described horizontal polarization oscillator (3) and horizontal dipole strutting piece (6) are 5 groups, adopts split design, independent separately, becomes circular array to distribute, constant amplitude homophase feed.
4. bipolar omni-directional ceiling antenna according to claim 3, is characterized in that: 5 coaxial cables of described 5 horizontal polarization oscillators (3) feed are welded on the same position of horizontal polarization feeder panel (4).
5. bipolar omni-directional ceiling antenna according to claim 1, it is characterized in that: two described cable-assemblies (8) pass from the centre bore of mounting base (5), be welded in respectively on perpendicular polarization cone (1), perpendicular polarization cone dish (2) and horizontal polarization feeder panel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493422.8U CN203536568U (en) | 2013-08-13 | 2013-08-13 | Dual polarization omnidirectional ceiling antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493422.8U CN203536568U (en) | 2013-08-13 | 2013-08-13 | Dual polarization omnidirectional ceiling antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203536568U true CN203536568U (en) | 2014-04-09 |
Family
ID=50422745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320493422.8U Ceased CN203536568U (en) | 2013-08-13 | 2013-08-13 | Dual polarization omnidirectional ceiling antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203536568U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106207417A (en) * | 2016-08-23 | 2016-12-07 | 广东盛路通信科技股份有限公司 | Indoor complete double band dual polarization ceiling mount antennas |
| CN112993570A (en) * | 2021-04-19 | 2021-06-18 | 中航富士达科技股份有限公司 | Metal dipole double-linear polarization antenna unit and antenna array surface |
-
2013
- 2013-08-13 CN CN201320493422.8U patent/CN203536568U/en not_active Ceased
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106207417A (en) * | 2016-08-23 | 2016-12-07 | 广东盛路通信科技股份有限公司 | Indoor complete double band dual polarization ceiling mount antennas |
| CN112993570A (en) * | 2021-04-19 | 2021-06-18 | 中航富士达科技股份有限公司 | Metal dipole double-linear polarization antenna unit and antenna array surface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20160729 Decision number of declaring invalidation: 29721 Granted publication date: 20140409 |