CN204536434U - A kind of reflectometer apparatus - Google Patents
A kind of reflectometer apparatus Download PDFInfo
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- CN204536434U CN204536434U CN201520178466.0U CN201520178466U CN204536434U CN 204536434 U CN204536434 U CN 204536434U CN 201520178466 U CN201520178466 U CN 201520178466U CN 204536434 U CN204536434 U CN 204536434U
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Abstract
The utility model provides a kind of reflectometer apparatus, in order to measure the reflection coefficient of RF signal, first be that traditional circuit model is improved, unknown signaling reflection coefficient can be measured with the circuit that four element circuits realize, be applied to microwave, the scattering coefficient verification of receiver and radar, and traditional reflective pick-up unit is faced with and is subject to external interference, signal to noise ratio (S/N ratio) and sensitivity low, the problem of System's composition complexity, the utility model adopts reflectometer circuit, there is sensitivity and signal to noise ratio (S/N ratio) is high, good stability, antijamming capability is strong, simple and reasonable thus obtain best reflection coefficient Detection results.
Description
Technical field
The utility model relates to a kind of reflectometer apparatus, particularly a kind of reflectometer of six ports.
Background technology
In communication facilities and sorts of systems.The application of reflection detection device is very extensive, and the quality of reflection detection device directly determines the quality of product, so to the research of reflection detection device with to produce be always various countries' attention.Due to the development of computer technology, integrated technique and material industry, the development of phase detection device also steps on a new stage, and towards high precision, low-power consumption, small size future development.Improving constantly along with digital communication system clock frequency, and the increase of digital network in speed and bandwidth simultaneously, also proposes higher requirement to reflection detection device.And tradition reflection detection device is faced with and is subject to external interference, signal to noise ratio (S/N ratio) and sensitivity low, the problem of System's composition complexity, the utility model is mainly based on this point, adopt the reflectometer circuit that new, there is sensitivity and signal to noise ratio (S/N ratio) is high, good stability, antijamming capability are strong, simple and reasonable thus obtain best reflection coefficient Detection results.
Summary of the invention
The utility model proposes a kind of reflectometer apparatus, is first improve traditional circuit model, can measure unknown signaling reflection coefficient, be applied to microwave with the circuit that four element circuits realize, the scattering coefficient verification of receiver and radar.Possess very strong anti-interference, reach safe and reliable, quick and precisely, adapt to the occasion of various detection scattering coefficient.
The technical scheme concrete steps that the utility model proposes comprise:
The output terminal of reflectometer is 2,3,4,5, and 6 ports, input end is port one (reference edge), in order to measure reflection coefficient, uses wide band RF power detector; Element circuit forms realization by two inductance, six electric capacity, four ports; The phase place of identical parameters, by increase by 90 degree, is different; Port one (Port1) is connected with element circuit 1; Other three ports of element circuit respectively with element circuit 2,3,4 are connected; One end of element circuit 2 is connected with one end of element circuit 3; One end of element circuit 3 is connected with one end of element circuit 4; Port one ~ 6 all connect 50 ohmages.
Technique effect of the present utility model: the above-mentioned multiport reflection coefficient testing circuit that the utility model proposes, can detect that best reflection detection device parameter is to meet actual requirement according to actual needs, and traditional reflective pick-up unit is faced with and is subject to external interference, signal to noise ratio (S/N ratio) and sensitivity low, the problem of System's composition complexity, the utility model is mainly based on this point, adopt a reflectometer circuit, there is sensitivity and signal to noise ratio (S/N ratio) is high, good stability, antijamming capability are strong, simple and reasonable thus obtain best reflection coefficient Detection results.
Accompanying drawing explanation
Fig. 1 is a kind of reflectometer apparatus structural drawing of the utility model.
Fig. 2 is a kind of reflectometer apparatus element circuit of the utility model figure.
Fig. 3 is a kind of reflectometer apparatus element circuit of the utility model return loss characteristic.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Composition graphs 1, the utility model is a kind of reflectometer apparatus, and this circuit structure is by comprising six ports (1 ~ 6), four element circuits (as shown in Figure 2) by two passive inductance, six electric capacity realizations; Port one ~ 4 all connect 50 ohmages and realize.Composition graphs 3 can find, the feature of the scattering parameter of this element circuit.
This Multi port reflectometer device can be applicable to microwave, the scattering coefficient verification of receiver and radar, possesses very strong anti-interference, compared with similar reflection detection device, traditional reflective pick-up unit is faced with and is subject to external interference, signal to noise ratio (S/N ratio) and sensitivity low, the problem of System's composition complexity, the utility model adopts a kind of reflectometer apparatus, has sensitivity and signal to noise ratio (S/N ratio) is high, good stability, antijamming capability are strong, simple and reasonable thus obtain best reflection coefficient Detection results.。
Claims (2)
1. a reflectometer apparatus, is characterized in that: port one is connected with element circuit 1; Port 2, port 4 are connected with element circuit 2 respectively; Port 3 is connected with element circuit 3; Port 5, port 6 are connected with element circuit 4 respectively; Port one, port 2, port 3, port 4, port 5, port 6 all connect 50 ohmages.
2. reflectometer apparatus according to claim 1, is characterized in that: the output terminal of reflectometer is respectively port 2, port 3, port 4, port 5, port 6; Port one is input port; Traditional circuit model is improved, unknown signaling reflection coefficient can be measured with the circuit that four element circuits realize, be applied to the scattering coefficient verification of microwave, receiver and radar; Wherein element circuit 1, element circuit 2, element circuit 3 and element circuit 4 are made up of two inductance, six electric capacity respectively; The phase place of identical parameters, by needs increase by 90 degree, is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520178466.0U CN204536434U (en) | 2015-03-28 | 2015-03-28 | A kind of reflectometer apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520178466.0U CN204536434U (en) | 2015-03-28 | 2015-03-28 | A kind of reflectometer apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204536434U true CN204536434U (en) | 2015-08-05 |
Family
ID=53750420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520178466.0U Expired - Fee Related CN204536434U (en) | 2015-03-28 | 2015-03-28 | A kind of reflectometer apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204536434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749448A (en) * | 2015-03-28 | 2015-07-01 | 王少夫 | Reflectometer device |
-
2015
- 2015-03-28 CN CN201520178466.0U patent/CN204536434U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749448A (en) * | 2015-03-28 | 2015-07-01 | 王少夫 | Reflectometer device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |