CN204333199U - A kind of attenuator adapter - Google Patents
A kind of attenuator adapter Download PDFInfo
- Publication number
- CN204333199U CN204333199U CN201520010463.6U CN201520010463U CN204333199U CN 204333199 U CN204333199 U CN 204333199U CN 201520010463 U CN201520010463 U CN 201520010463U CN 204333199 U CN204333199 U CN 204333199U
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- microstrip lines
- attenuator
- medium substrate
- coaxial
- adapter
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Abstract
The utility model discloses a kind of attenuator adapter, comprise rectangular medium substrate, also comprise two coaxial adapters, be positioned at the emphasis of medium substrate two minor faces, two adapters and medium substrate physical connection; Two microstrip lines, be positioned at the surface, the same side of medium substrate, the width of two microstrip lines is less than the width of two adapters, the length of two microstrip lines is less than the half of the long edge lengths of medium substrate, two microstrip lines are all parallel with the long limit of medium substrate and be positioned at on straight line, and two microstrip lines are electrically connected respectively with two coaxial adapters; Two ground holes, between the centre position of medium substrate, two microstrip lines, the be connected straight line at formed straight line and two microstrip line places of two ground hole centers is perpendicular.The utility model allows vector network analyzer to analyze the running parameter of non-coaxial class attenuator by attenuator adapter.
Description
Technical field
The utility model relates to attenuator, especially, relates to a kind of attenuator adapter.
Background technology
In prior art, usually use the parameter such as attenuation, impedance, guarantor's phase polarization property of vector network analyzer test attenuator.Vector network analyzer, owing to employing symmetrical pin, can only be used for measuring coaxial class attenuator, then cannot directly measure for non-coaxial class attenuator.
For the problem that existing non-coaxial class attenuator cannot directly be measured by vector network analyzer, not yet there is effective solution at present.
Utility model content
For the problem that existing non-coaxial class attenuator cannot directly be measured by vector network analyzer, the purpose of this utility model is to propose a kind of attenuator adapter, enable attenuator adapter provide vector network analyzer can the adapter of coaxial class device, allow vector network analyzer to analyze the unit for electrical property parameters of non-coaxial class attenuator by attenuator adapter.
Based on above-mentioned purpose, the technical scheme that the utility model provides is as follows:
According to an aspect of the present utility model, provide a kind of attenuator adapter.
Comprise rectangular medium substrate according to the attenuator adapter that the utility model provides, also comprise:
Two coaxial adapters, are positioned at the mid point of medium substrate two minor faces, two adapters and medium substrate physical connection;
Two microstrip lines, be positioned at the surface, the same side of medium substrate, the width of two microstrip lines is less than the width of two adapters, two microstrip lines length separately is all less than the half of the long edge lengths of medium substrate, two microstrip lines are all parallel with the long limit of medium substrate and be located on the same line, and two microstrip lines are electrically connected respectively with two coaxial adapters;
Two ground holes, between the centre position of medium substrate, two microstrip lines.
In some embodiments, microstrip line is 50 Europe with the coupling part impedance of coaxial adapter.
In some embodiments, two coaxial adapters are N-type KFD adapter.
In some embodiments, two microstrip lines are rectangular Surface Mount film, and the length of two microstrip lines and width are all equal.
In some embodiments, two ground holes are measure-alike circular hole, and the two center is connected, the straight line at formed straight line and two microstrip line places is perpendicular.
In some embodiments, two microstrip lines and two ground holes are connected to the input of non-coaxial class attenuator to be measured, output and two earth terminals respectively, and wherein, non-coaxial class attenuator is film decreaser.
As can be seen from above, the technical scheme that the utility model provides by the coaxial adapter of use two and microstrip line by non-coaxial class attenuator and vector network analysis parallel join, and use two microstrip lines to transmit the electromagnetic wave signal of non-coaxial class attenuator to two coaxial adapters, make attenuator adapter provide vector network analyzer can the adapter of coaxial class device, allow vector network analyzer to analyze the running parameter of non-coaxial class attenuator by attenuator adapter.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structure front view of the attenuator adapter according to the utility model embodiment.
Embodiment
Clearly understand for making the purpose of this utility model, technical scheme and advantage, below in conjunction with the accompanying drawing in the utility model embodiment, to the technical scheme in the utility model embodiment carry out further clear, complete, describe in detail, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of the utility model protection.
According to embodiment of the present utility model, provide a kind of attenuator adapter, comprise rectangular medium substrate 0.
As shown in Figure 1, the attenuator adapter provided according to embodiment of the present utility model also comprises:
The coaxial adapter 1 of two coaxial adapters 1, two is positioned at the mid point of medium substrate 0 two minor faces, two coaxial adapters 1 and medium substrate 0 physical connection;
Two microstrip lines 2, two microstrip lines 2 are positioned at the surface, the same side of medium substrate 0, the width of two microstrip lines 2 is less than the width of two coaxial adapters 1, the respective length of two microstrip lines 2 is all less than the half on the long limit of medium substrate 0, two microstrip lines 2 are all parallel with the long limit of medium substrate 0 and be located on the same line, and two microstrip lines 2 are electrically connected respectively with two coaxial adapters 1;
Two ground hole 3, two ground holes 3 are between the centre position of medium substrate 0, two microstrip lines 2, and two ground hole 3 centers are connected, the straight line at formed straight line and two microstrip line 2 places is perpendicular.
In the present embodiment, two coaxial adapters are used for connected vector network analyzer (not shown), vector network analyzer energy and can only being connected with coaxial adapter; Two microstrip lines are for connecting input and the output of non-coaxial class attenuator (not shown), receive the detection microwave signal that sends of vector network analyzer by input contact microstrip line also to decay, then by output, the microwave signal after decay is outputted to microstrip line and feed back to analyzer.Two ground holes are for connecting the ground wire of non-coaxial class attenuator, and two ground holes make non-coaxial class attenuator to be measured be connected at earth terminal with both medium substrates between two microstrip lines.
Wherein, microstrip line 2 is 50 Europe with the coupling part impedance of coaxial adapter 1.The impedance in 50 Europe is the impedance matching keeping vector network analyzer and non-coaxial class attenuator to be measured.
Wherein, two coaxial adapters 1 are N-type KFD adapter.N-type KFD adapter is that the vector network analyzer of standard can use joint, and use two N-type KFD adapters to ensure attenuator adapter can normally be connected with vector network analyzer as coaxial class device and work simultaneously.
Wherein, two microstrip lines are rectangular Surface Mount film, and the length of two microstrip lines and width are all equal.The symmetrical structure of two microstrip lines facilitates the characteristic impedance of attenuator adapter to design, and has also raised the convenience of Surface Mount film in actual production simultaneously.
Wherein, two ground holes are measure-alike circular hole, and the two center is connected, the straight line at formed straight line and two microstrip line places is perpendicular.This design improves the earthing effect of ground hole, and can be connected with two earth terminals of non-coaxial class attenuator are more convenient physically.
Wherein, two microstrip lines and two ground holes are connected to the input of non-coaxial class attenuator to be measured, output and two earth terminals respectively, and wherein, non-coaxial class attenuator is film decreaser.
In sum, by means of technique scheme of the present utility model, by using two coaxial adapters and microstrip line by non-coaxial class attenuator and vector network analysis parallel join, and the adapter of the coaxial class device using the electromagnetic wave signal of two microstrip lines transmission non-coaxial class attenuators to provide to attenuator adapter, allow vector network analyzer to analyze the running parameter of non-coaxial class attenuator by attenuator adapter.
Those of ordinary skill in the field are to be understood that: the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle; any amendment of making, equivalent replacement, improvement etc., be all included in protection range of the present utility model.
Claims (6)
1. an attenuator adapter, comprises rectangular medium substrate (0), it is characterized in that, also comprise:
Two coaxial adapters (1), described two coaxial adapters (1) are positioned at the mid point of medium substrate (0) two minor face, two coaxial adapters (1) and medium substrate (0) physical connection;
Two microstrip lines (2), described two microstrip lines (2) are positioned at the surface, the same side of medium substrate (0), the width of two microstrip lines (2) is less than the width of two coaxial adapters (1), the respective length of two microstrip lines (2) is all less than the half on medium substrate (0) long limit, described two microstrip lines (2) are all parallel with the long limit of medium substrate (0) and be located on the same line, and two microstrip lines (2) are electrically connected respectively with two coaxial adapters (1);
Two ground holes (3), described two ground holes (3) are positioned between the centre position of medium substrate (0), two microstrip lines (2).
2. a kind of attenuator adapter according to claim 1, is characterized in that, described microstrip line (2) is 50 Europe with the coupling part impedance of coaxial adapter (1).
3. a kind of attenuator adapter according to claim 1, is characterized in that, described two coaxial adapters (1) are N-type KFD adapter.
4. a kind of attenuator adapter according to claim 1, is characterized in that, described two microstrip lines (2) are rectangular Surface Mount film, and the length of two microstrip lines (2) is all equal with width.
5. a kind of attenuator adapter according to claim 1, is characterized in that, two ground holes (3) are measure-alike circular hole, and the two center is connected, the straight line at formed straight line and two microstrip lines (2) place is perpendicular.
6. a kind of attenuator adapter according to claim 1, it is characterized in that, two microstrip lines (2) and two ground holes (3) are connected to the input of non-coaxial class attenuator to be measured, output and two earth terminals respectively, wherein, described non-coaxial class attenuator is film decreaser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520010463.6U CN204333199U (en) | 2015-01-08 | 2015-01-08 | A kind of attenuator adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520010463.6U CN204333199U (en) | 2015-01-08 | 2015-01-08 | A kind of attenuator adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204333199U true CN204333199U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520010463.6U Active CN204333199U (en) | 2015-01-08 | 2015-01-08 | A kind of attenuator adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204333199U (en) |
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2015
- 2015-01-08 CN CN201520010463.6U patent/CN204333199U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |