CN206076493U - A kind of antenna oscillator - Google Patents
A kind of antenna oscillator Download PDFInfo
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- CN206076493U CN206076493U CN201621146840.XU CN201621146840U CN206076493U CN 206076493 U CN206076493 U CN 206076493U CN 201621146840 U CN201621146840 U CN 201621146840U CN 206076493 U CN206076493 U CN 206076493U
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- oscillator
- antenna oscillator
- antenna
- feeder line
- plastics
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Abstract
This utility model provides a kind of antenna oscillator, wherein, the antenna oscillator includes oscillator body and the feeder line for being connected to the oscillator body, wherein, the oscillator body includes asymmetrical leaf characteristic structure.According to antenna oscillator of the present utility model, ± 60 ° of cross polarization and VSWR performances can be significantly improved, and can greatly be mitigated weight and be reduced assembly cost.
Description
Technical field
This utility model is related to antenna technical field, more particularly to a kind of antenna oscillator.
Background technology
In antenna technical field, antenna oscillator (dipole) is as the key component for launching and receiving signal, right
The performance and cost of antenna plays pivotal role.And the antenna oscillator of current application has the disadvantage that in prior art：
1) it is relatively costly.The cost of existing antenna oscillator component essentially from：The cost and feeder line of single oscillator body, with
And the welding cost between the oscillator and feeder line.Existing antenna oscillator uses copper rod (copper bar) as feeder line, to shaking
Sub- body needs to machine the structures such as shoulder hole again to realize impedance matching after carrying out die casting (die casting).This causes day
The manufacturing cost of linear oscillator is very high, and realizes connecting by welded top between oscillator body and feeder line, easily causes welding
Quality is unstable.
2) performance is relatively low.For existing antenna oscillator, good welding quality is the premise of stable performance, however,
Welding process is difficult to control very well, and machining steps are difficult impedance matching to be adjusted to as required, and for difference
The antenna oscillator of batch, machining steps are simultaneously unstable.
3) heavier-weight.The weight of individual antenna vibrator component is about 45g, it is assumed that adopt with 22 antenna oscillators
1.3m SBS antennas side by side, then antenna oscillator weight account for the 6.4% of antenna gross weight, and antenna is heavier, the requirement to its part
It is stricter.This causes the weight of antenna oscillator to become a unfavorable factor for reducing antenna cost.
For disadvantages mentioned above, following solution is proposed in prior art, but its effect is unsatisfactory：
1) in terms of cost：For surface treatment, silver-plated (silver- is replaced with tin plating (tin-plating)
Plating), reducing electroplating cost；Directly it is connected with feeder line for oscillator body, with reflow soldering (reflow
Soldering) mode replaces resistance welding mode, and whole antenna oscillator component outsourcing and can consult vibrator component with provider
Assessment of cost, to reduce the cost of single oscillator body and antenna oscillator component.
2) in aspect of performance：Replace human weld's mode using automatic welding device, to provide stablizing for welding quality
Property.
Utility model content
The purpose of this utility model is to provide the antenna oscillator of a kind of novel high-performance and low cost.
According to one side of the present utility model, there is provided a kind of antenna oscillator, wherein, the antenna oscillator includes oscillator
Body and the feeder line for being connected to the oscillator body, wherein, the oscillator body includes asymmetrical leaf characteristic knot
Structure.
According to one side of the present utility model, the asymmetrical leaf characteristic structure is elongated shape.
According to one side of the present utility model, the reconfigurable of the feeder line is whole, to realize impedance matching.
According to one side of the present utility model, the antenna oscillator also includes working of plastics, and the feeder line is by the modeling
Materials and parts are connected with the oscillator body with capacitive coupling.
Compared with prior art, this utility model has advantages below：As a result of asymmetrical leaf characteristic structure,
± 60 ° of cross polarization and voltage standing wave ratio (VSWR) performance can be significantly improved, and the leaf characteristic structure can be designed
For elongated shape, this can greatly mitigate the weight of antenna oscillator and reduce plating area, so as to mitigate using the antenna
The weight and reduces cost of the antenna of oscillator, and it is easy to antenna mount；Impedance matching can be realized by the shape of adjustment feeder line,
So as to without the need for machining the structures such as shoulder hole after die casting again for oscillator body；The feeder line can be by working of plastics with electric capacity
Coupled modes are connected with the oscillator body, so as to reduce welding expense, and can improve PIM stability.
Description of the drawings
It is by reading the detailed description made to non-limiting example made with reference to the following drawings, of the present utility model
Other features, objects and advantages will become more apparent upon：
Structural representations of the Fig. 1 for the antenna oscillator of one example of this utility model；
Structural representations of the Fig. 2 for another angle of antenna oscillator shown in Fig. 1；
Side views of the Fig. 3 for antenna oscillator shown in Fig. 1；
Top views of the Fig. 4 for antenna oscillator shown in Fig. 1；
In Fig. 5 antenna oscillators shown in Fig. 1, working of plastics is connected with feeder line the schematic diagram of the structure for constituting；
Side views of the Fig. 6 for structure shown in Fig. 5；
Assembling schematic diagrams of the Fig. 7 for antenna oscillator shown in Fig. 1.
In accompanying drawing, same or analogous reference represents same or analogous part.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is described in further detail.
This utility model provides a kind of antenna oscillator, wherein, the antenna oscillator includes oscillator body and for connecting
The feeder line of the oscillator body is connected to, wherein, the oscillator body includes asymmetrical leaf characteristic structure.Wherein, the day
Linear oscillator can be applicable to all high and low frequency antenna for base station, it is preferable that the antenna oscillator is applied to high-frequency ultra-wideband.
Wherein, asymmetrical leaf characteristic (wing feature) structure is located on the blade of oscillator body and non-right
Claim to place.It should be noted that " asymmetric " described herein refers to non-centrosymmetry, namely the leaf characteristic structure phase
The asymmetric placement in center to oscillator body.
It should be noted that the asymmetrical leaf characteristic structure used in due to antenna oscillator so that based on institute
The antenna for stating antenna oscillator can significantly improve ± 60 ° of cross polarization and VSWR (Voltage Standing Wave
Ratio, voltage standing wave ratio) performance, substantially increase antenna quality.
Used as a kind of preferred version, the asymmetrical blade construction is elongated (slim) shape, such as elongated cylinder
Shape etc..The preferred version can greatly mitigate the weight of antenna oscillator and reduce plating area, so as to mitigate using described
The weight of the antenna of antenna oscillator, reduces cost, and it is easy to antenna mount.
Wherein, the feeder line can adopt any feasible configurations, such as panel beating (metal sheet) structure or die casting structure etc..
Used as a kind of preferred version, the reconfigurable of the feeder line is whole, that is, knot of the feeder line using shape-adjustable
The sheet metal structural or die casting structure of structure, such as shape-adjustable.The preferred version cause need not for dipole body die casting it
Machine the structures such as shoulder hole afterwards again to realize impedance matching, that is, dipole body does not make impedance matching, but by adjustment
The shape of feeder line is realizing impedance matching.
Used as a kind of preferred version, the antenna oscillator also includes working of plastics, and the feeder line is by the working of plastics with electricity
Hold coupled modes to be connected with the oscillator body, wherein, the working of plastics is used to provide dielectric support for capacitive coupling.
The preferred version can not only reduce welding expense, and can improve PIM (Passive Inter Modulation, it is passive mutually
Adjust) stability.
It is highly preferred that the antenna oscillator can only include a working of plastics.This can save a modeling compared to existing technology
Materials and parts such that it is able to further reduce assembly cost, simplify assembling process.
Wherein, the working of plastics includes buckle structure, and the buckle structure is for being fixed on the antenna by other structures
On oscillator.Preferably, working of plastics includes the buckle structure of three or more, with what is be connected between guarantee and other structures
Stability.
Used as a kind of preferred version, the antenna oscillator is connected to reflecting plate in screw connection mode.For example, antenna oscillator
It is fixed on the reflecting plate by a M4 screw.The preferred version ensure that what is be connected between reflecting plate is stablized
Property, so as to provide more stable dynamic PIM performances.
Structural representations of the Fig. 1 for the antenna oscillator of one preferred embodiment of this utility model, Fig. 2 are Fig. 1 antenna oscillators
Another angle structural representation, structural representation that also will be after antenna oscillator turned upside down shown in Fig. 1；Fig. 3 is Fig. 1 institutes
Show the side view of antenna oscillator；Top views of the Fig. 4 for antenna oscillator shown in Fig. 1；Fig. 5 is working of plastics in antenna oscillator shown in Fig. 1
The schematic diagram of the constituted structure that is connected with feeder line；Side views of the Fig. 6 for structure shown in Fig. 5；Fig. 7 shakes for antenna shown in Fig. 1
The assembling schematic diagram of son.From Fig. 1 to Fig. 7, the antenna oscillator includes oscillator body 101, feeder line 102 and a plastics
Part 103；Wherein, the oscillator body 101 includes asymmetrical leaf characteristic structure 104, as shown in Fig. 2 two leaf characteristics
Structure 104 is individually positioned on two adjacent blades of oscillator body；Wherein, metal plate of the feeder line 102 using shape-adjustable
Golden structure；Wherein, the working of plastics 103 includes four buckle structures 105, and other supplementary structures are fixed on the antenna oscillator
On.
According to the antenna oscillator of the present embodiment, about 40% cost is reduced compared to existing technology, and then is reduced about
15% antenna cost；As feeder line is connected with oscillator body using capacitive coupling, solder joint can be removed such that it is able to
The quality risk that reduction is brought due to failure welding, it is to avoid due to the PIM problems that welding quality deficiency causes；The present embodiment
The weight of antenna oscillator is about 30g, compared with the antenna oscillator of prior art 45g, reduces about 33% weight, and then reduces
The gross weight of antenna；Additionally, the shape and connecting interface of the antenna oscillator are similar to existing antenna oscillator, therefore in existing day
It is easily exchanged in line；Also, according to the antenna oscillator of the present embodiment, antenna quality and first-pass yield can be significantly improved
(First Pass Yield, FPY).
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type is by claims rather than described above is limited, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in this utility model.Any reference in claim should not be considered as restriction
Involved claim.Furthermore, it is to be understood that " including " word is not excluded for other units or step, odd number is not excluded for plural number.System
The multiple units stated in claim or device can also be realized by software or hardware by a unit or device.The
One, the second grade word is used for representing title, and is not offered as any specific order.
Claims (8)
1. a kind of antenna oscillator, wherein, the antenna oscillator includes oscillator body and for being connected to the oscillator body
Feeder line, wherein, the oscillator body includes asymmetrical leaf characteristic structure.
2. antenna oscillator according to claim 1, wherein, the asymmetrical leaf characteristic structure is elongated shape.
3. antenna oscillator according to claim 1, wherein, the reconfigurable of the feeder line is whole.
4. the antenna oscillator according to claim 1 or 3, wherein, the feeder line adopts sheet metal structural or die casting structure.
5. antenna oscillator according to claim 1, wherein, the antenna oscillator also includes working of plastics, and the feeder line passes through institute
State working of plastics and be connected with the oscillator body with capacitive coupling.
6. antenna oscillator according to claim 5, wherein, the antenna oscillator only includes a working of plastics.
7. the antenna oscillator according to claim 5 or 6, wherein, the working of plastics includes buckle structure, the buckle structure
For other structures are fixed on the antenna oscillator.
8. antenna oscillator according to claim 1, wherein, the antenna oscillator is connected to reflection in screw connection mode
Plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621146840.XU CN206076493U (en) | 2016-10-21 | 2016-10-21 | A kind of antenna oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621146840.XU CN206076493U (en) | 2016-10-21 | 2016-10-21 | A kind of antenna oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206076493U true CN206076493U (en) | 2017-04-05 |
Family
ID=58443018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621146840.XU Active CN206076493U (en) | 2016-10-21 | 2016-10-21 | A kind of antenna oscillator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206076493U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018072744A1 (en) * | 2016-10-21 | 2018-04-26 | 上海诺基亚贝尔股份有限公司 | Antenna oscillator |
-
2016
- 2016-10-21 CN CN201621146840.XU patent/CN206076493U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018072744A1 (en) * | 2016-10-21 | 2018-04-26 | 上海诺基亚贝尔股份有限公司 | Antenna oscillator |
| CN107978843A (en) * | 2016-10-21 | 2018-05-01 | 安弗施无线射频系统（上海）有限公司 | A kind of antenna oscillator |
| US10957983B2 (en) | 2016-10-21 | 2021-03-23 | Nokia Shanghai Bell Co., Ltd. | Dipole |
| CN107978843B (en) * | 2016-10-21 | 2022-01-07 | 安弗施无线射频系统（上海）有限公司 | Antenna oscillator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230504 Address after: No.388 ningqiao Road, pilot Free Trade Zone, Pudong New Area, Shanghai, 201206 Patentee after: NOKIA SHANGHAI BELL Co.,Ltd. Address before: 201613 No. 299, Rongle East Road, Songjiang District, Shanghai Patentee before: Alcatel Lucent |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230906 Address after: Connecticut, USA Patentee after: Anfersch Technology Co. Address before: No.388 ningqiao Road, pilot Free Trade Zone, Pudong New Area, Shanghai, 201206 Patentee before: NOKIA SHANGHAI BELL Co.,Ltd. |
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| TR01 | Transfer of patent right |