CN201549580U - Dual-polarization omnidirectional antenna - Google Patents
Dual-polarization omnidirectional antenna Download PDFInfo
- Publication number
- CN201549580U CN201549580U CN2009202062632U CN200920206263U CN201549580U CN 201549580 U CN201549580 U CN 201549580U CN 2009202062632 U CN2009202062632 U CN 2009202062632U CN 200920206263 U CN200920206263 U CN 200920206263U CN 201549580 U CN201549580 U CN 201549580U
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- China
- Prior art keywords
- monopole
- radio frequency
- dual
- frequency connector
- omnidirectional antenna
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- 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
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Abstract
A dual-polarization omnidirectional antenna comprises a bottom board, a first monopole, a second monopole, a first radio frequency connector and a second radio frequency connector, wherein the radio frequency connector is fixed through a mounting hole on the bottom board, the first monopole and the second monopole are symmetrically arranged, and a metal isolation column is fixed between the first monopole and the second monopole by aid of the bottom board. Because the dual-polarization omnidirectional antenna adopts two monopoles with one fourth wave lengths, and changes radiating elements and open-circuit branch compensation feed and impedance matching technology through an inclined fixing mode, the dual-polarization omnidirectional antenna totally satisfies working band widths of a WLAN and a WIMA mobile communication antennas. In addition, the dual-polarization omnidirectional antenna is easy for scale production, and has convenient operation, easy installation, low cost, small appearance volume and attractive appearance.
Description
Technical field
The utility model relates to the communication antenna field, dual-polarization omnidirectional antenna, the especially omnidirectional antenna of an antenna of transmit-receive sharing that two monopole symmetries of particularly a kind of high-gain wideband are placed.
Background technology
In the prior art, the development along with telecommunications has been arranged, people have higher requirement to the quality of mobile communication system, and the raising of communication quality, i.e. one of important means of signal strength signal intensity increase is exactly to increase base station density.But the increase of base station number not only can take up space, and influence is beautified the environment, and increases input.Therefore, how to utilize existing base station and improve the performance of antenna itself, just become to solve the important means of mobile communication quality problems.
When receiving and transmitting antenna polarizes when identical, efficiency of transmission is the highest.If when both polarization have certain included angle, then have polarization loss.
Therefore people look forward to realizing a kind of desirable omnidirectional antenna, promptly show as 360 ° of all homogeneous radiations on the figure in the horizontal direction, just usual said directionless antenna.
And in the reality, aerial radiation shows as the wave beam of certain width on height pattern, and lobe width is more little generally speaking, and it is big more to gain.
Omnidirectional antenna generally is applied to the site type of suburbs and counties under the jurisdiction of a large city Da Qu system in mobile communication system, coverage is big.
What at present everybody also was to use in communication is perpendicular polarization and two kinds of omnidirectional antennas of horizontal polarization, does not also satisfy an antenna and finishes two kinds of work and promptly receive and launch sharedly, and it also can only be worked at outdoor suburbs and counties under the jurisdiction of a large city Da Qu.
The antenna of prior art is although coverage is big, but also has a lot of blind areas after all, and the omnidirectional antenna base station cost and the construction cost of prior art are huge.
The shortcoming of concluding prior art is to come signal of communication to receive and transmitting antenna can not one coexist, separately can only one-side work, influence the antenna operating efficiency.
The 2nd, the cost cost height of antenna, waste resources costs.
The 3rd, volume is big, and installation difficulty is big.
The 4th, be difficult for the hidden integral body that influences when installing and beautify effect.
Therefore, everybody looks forward to a kind of demand that satisfies client and the merchant of system use as much as possible, remedies big antenna for base station and has the blind area that receives and launch, and improves antenna performance, reduction base station cost and construction cost, and volume is the good easy-to-install omnidirectional antenna of beautifying property for a short time.
The utility model content
The purpose of this utility model is to improve the prior art weak point, and proposes a kind of dual-polarization omnidirectional antenna.
Dual-polarization omnidirectional antenna signal of the present utility model receives and the coexistence of transmitting antenna one, and antenna is worked simultaneously, and efficient improves.
The utility model has reduced base station cost and construction cost, and volume is easy to install for a short time.
The utility model is realized by adopting following technical scheme:
Manufacture and design a kind of dual-polarization omnidirectional antenna, comprising:
One base plate, first monopole, second monopole, first radio frequency connector and second radio frequency connector;
Described first radio frequency connector is fixed by the installing hole on the base plate;
Described second radio frequency connector is fixed by the installing hole on another base plate;
Described first monopole and second monopole are symmetrical arranged, and fixedly connected with second radio frequency connector with first radio frequency connector respectively;
One metal insulated column is fixed between first monopole and second monopole by base plate.
The angle of described first monopole and the relative base plate of second monopole is 45 °.
The length of described first monopole and second monopole is 1/4 of radio frequency wavelength.
The height of described metal insulated column is higher than the vertical height of the end of first monopole or second monopole to base plate.
Described first radio frequency connector and second radio frequency connector connect the first plastic mounting nut, the second plastic mounting nut respectively.
Described base plate connects a radome, and described radome covers on first monopole, second monopole, metal insulated column wherein.
Described first monopole is screwed with the second probe heart yearn with the first probe heart yearn with second self-locking nut by first self-locking nut respectively with second monopole and is connected.
The described first probe heart yearn and the second probe heart yearn are fixed among first radio frequency connector and second radio frequency connector by first plastic core and second plastic core.
The utility model compared with prior art has the following advantages:
1) dual-polarization omnidirectional antenna of the present utility model is owing to adopt the monopole of two 1/4 wavelength to change radiation element by tilting fixed form and open a way detail compensation feed, impedance match technique.Satisfied the bandwidth of operation of WLAN and WIMAX mobile communication antenna fully.Be easy to large-scale production.
2) easy to operate, easily install.
3) presentation quality is good, has improved product quality.
4) Costco Wholesale is low.
5) the external form volume is little attractive in appearance.
Description of drawings
Fig. 1 is the structural representation of dual-polarization omnidirectional antenna of the present utility model;
Fig. 2 is the scheme of installation of dual-polarization omnidirectional antenna of the present utility model.
Embodiment
Below in conjunction with drawings and Examples the utility model is done further detailed description.
As shown in Figure 1 and Figure 2, manufacture and design a kind of dual-polarization omnidirectional antenna, described dual-polarization omnidirectional antenna comprises:
One base plate, 1, the first monopole 2, the second monopoles, 8, the first radio frequency connectors 16 and second radio frequency connector 10;
Described first radio frequency connector 16 is fixed by the installing hole on the base plate 1;
Described second radio frequency connector 10 is fixed by the installing hole on another base plate 1;
Described first monopole 2 and second monopole 8 are symmetrical arranged, and fixedly connected with second radio frequency connector 10 with first radio frequency connector 16 respectively;
One metal insulated column 5 is fixed between first monopole 2 and second monopole 8 by base plate 1.
Described first monopole 2 is 45 ° with the angle of second monopole, 8 relative base plates 1.
The length of described first monopole 2 and second monopole 8 is 1/4 of radio frequency wavelength.
The height of described metal insulated column 5 is higher than the vertical height of the end of first monopole 2 or second monopole 8 to base plate 1.
Described first radio frequency connector 16 and second radio frequency connector 10 connect the first plastic mounting nut, 18 second plastic mounting nuts 9 respectively.
Described base plate 1 connects a radome 26, and described radome 26 covers on first monopole 2, second monopole 8, metal insulated column 5 wherein.
Described first monopole 2 is screwed with the second probe heart yearn 7 with the first probe heart yearn 4 with second self-locking nut 6 by first self-locking nut 3 respectively with second monopole 8 and is connected.
The described first probe heart yearn 4 and the second probe heart yearn 7 are fixed among first radio frequency connector 16 and second radio frequency connector 10 by first plastic core 17 and second plastic core 11.
One of advantage of the present utility model is, launches and accepts integratedly, and system merchant does not need to do the waste that two systems cause resource when system.
In the execution mode of the best, the technical solution of the utility model is to adopt to open three holes adorn first radio frequency connector (16), second radio frequency connector (10) and metal insulated column 5 respectively on the base plate (1) of circle.
When first radio frequency connector is installed 16, screw with first countersunk head screw 21, first self-locking nut 22 and second countersunk head screw 19, second self-locking nut 20.
It also is equally to screw with the 3rd countersunk head screw 14, the 3rd self-locking nut 15 and the 4th countersunk head screw 12, four selfs split nut 13 that second radio frequency connector 10 is installed.
First radio frequency connector 16 is to form with first plastic core 17, the first probe heart yearn 4 and first connector shell 24.
Second radio frequency connector 10 is to form with second plastic core 11, the second probe heart yearn 7 and second connector shell 25.
At last first monopole 2 and second monopole 8 are placed on respectively on the first probe heart yearn 4 and the second probe heart yearn 7, fix with self-locking nut again, add that metal insulated column 5 usefulness countersunk head screws 23 are tightened to get final product.
The utility model has satisfied the bandwidth of operation of WLAN and WIMAX mobile communication antenna fully owing to adopt the monopole of two 1/4 wavelength to change radiation element by tilting fixed form and open a way detail compensation feed, impedance match technique.
The application of radome 26 has beautified antenna.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (8)
1. a dual-polarization omnidirectional antenna is characterized in that, described antenna comprises:
One base plate (1), first monopole (2), second monopole (8), first radio frequency connector (16) and second radio frequency connector (10);
Described first radio frequency connector (16) is fixed by the installing hole on the base plate (1);
Described second radio frequency connector (10) is fixed by the installing hole on another base plate (1);
Described first monopole (2) and second monopole (8) are symmetrical arranged, and fixedly connected with second radio frequency connector (10) with first radio frequency connector (16) respectively;
One metal insulated column (5) is fixed between first monopole (2) and second monopole (8) by base plate (1).
2. dual-polarization omnidirectional antenna according to claim 1 is characterized in that:
The angle of described first monopole (2) and the relative base plate of second monopole (8) (1) is 45 °.
3. dual-polarization omnidirectional antenna according to claim 1 is characterized in that:
The length of described first monopole (2) and second monopole (8) is 1/4 of radio frequency wavelength.
4. dual-polarization omnidirectional antenna according to claim 1 is characterized in that:
The height of described metal insulated column (5) is higher than the vertical height of the end of first monopole (2) or second monopole (8) to base plate (1).
5. dual-polarization omnidirectional antenna according to claim 1 is characterized in that:
Described first radio frequency connector (16) and second radio frequency connector (10) connect the first plastic mounting nut (18) second plastic mounting nuts (9) respectively.
6. dual-polarization omnidirectional antenna according to claim 1 is characterized in that:
Described base plate (1) connects a radome (26), and described radome (26) covers on first monopole (2), second monopole (8), metal insulated column (5) wherein.
7. dual-polarization omnidirectional antenna according to claim 1 is characterized in that:
Described first monopole (2) is screwed with the second probe heart yearn (7) with the first probe heart yearn (4) with second self-locking nut (6) by first self-locking nut (3) respectively with second monopole (8) and is connected.
8. dual-polarization omnidirectional antenna according to claim 7 is characterized in that:
The described first probe heart yearn (4) and the second probe heart yearn (7) are fixed among first radio frequency connector (16) and second radio frequency connector (10) by first plastic core (17) and second plastic core (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202062632U CN201549580U (en) | 2009-10-29 | 2009-10-29 | Dual-polarization omnidirectional antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202062632U CN201549580U (en) | 2009-10-29 | 2009-10-29 | Dual-polarization omnidirectional antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201549580U true CN201549580U (en) | 2010-08-11 |
Family
ID=42604759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202062632U Expired - Fee Related CN201549580U (en) | 2009-10-29 | 2009-10-29 | Dual-polarization omnidirectional antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201549580U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103515705A (en) * | 2012-06-27 | 2014-01-15 | 启碁科技股份有限公司 | Decoupling circuit and antenna apparatus |
| US9059509B2 (en) | 2012-06-18 | 2015-06-16 | Wistron Neweb Corporation | Decoupling circuit and antenna device |
| CN109546358A (en) * | 2017-09-22 | 2019-03-29 | 北京北斗星通导航技术股份有限公司 | A kind of omnidirectional's dual-antenna system |
| CN110718770A (en) * | 2019-09-29 | 2020-01-21 | 山西大学 | Full-polarization reconfigurable MIMO antenna |
-
2009
- 2009-10-29 CN CN2009202062632U patent/CN201549580U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9059509B2 (en) | 2012-06-18 | 2015-06-16 | Wistron Neweb Corporation | Decoupling circuit and antenna device |
| CN103515705A (en) * | 2012-06-27 | 2014-01-15 | 启碁科技股份有限公司 | Decoupling circuit and antenna apparatus |
| CN103515705B (en) * | 2012-06-27 | 2015-08-26 | 启碁科技股份有限公司 | Uncoupling circuit and antenna assembly |
| CN109546358A (en) * | 2017-09-22 | 2019-03-29 | 北京北斗星通导航技术股份有限公司 | A kind of omnidirectional's dual-antenna system |
| CN110718770A (en) * | 2019-09-29 | 2020-01-21 | 山西大学 | Full-polarization reconfigurable MIMO antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20131029 |