CN208506144U - Microwave converter noise figure detection system - Google Patents
Microwave converter noise figure detection system Download PDFInfo
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- CN208506144U CN208506144U CN201821181051.9U CN201821181051U CN208506144U CN 208506144 U CN208506144 U CN 208506144U CN 201821181051 U CN201821181051 U CN 201821181051U CN 208506144 U CN208506144 U CN 208506144U
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- microwave converter
- detection system
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Abstract
The utility model discloses a kind of microwave converter noise figure detection system, including the noise analyzer for noise parameter to be converted to electric signal, the oscillograph being electrically connected with the noise analyzer, the antenna, the detection auxiliary device for being connected with the antenna and being used to propagate electromagnetic wave, the microwave converter ontology and power supply module that are connected with the detection auxiliary device that are electrically connected with the noise analyzer and are used to convert electrical signals to electromagnetic wave；The detection auxiliary device includes the electromagnetic wave guide structure being connected with the antenna, the electromagnetic wave transformational structure set on the electromagnetic wave guide structure far from the antenna side and the fixation end structure set on the electromagnetic wave transformational structure far from electromagnetic wave guide structure side and for being connected with the microwave converter ontology.If microwave converter ontology can receive whole electromagnetic waves, noise figure X is the practical noise figure generated of microwave converter.
Description
Technical field
The utility model relates to converter noise value detection field more particularly to microwave converter noise figure detection systems.
Background technique
Microwave converter work is after microwave signal is first carried out low noise amplification, then passes through the series mould such as filtering, frequency conversion
Block meets actual needs, therefore the noise figure that itself will be generated to complete signal processing.The height of the noise figure of microwave converter
Low is a very important technical indicator, influences user's real experiences.But during actual assembling work due to people,
The influence noise figure of the composite factors such as machine, material, method has a slight change, thus microwave converter noise value detection device play it is non-
How accurately, efficiently the effect of Chang Guanjian tests out the height of microwave converter noise figure, and promoting quality competitive advantage becomes
It becomes more and more important.
Utility model content
The purpose of this utility model is to provide be related to microwave converter noise figure detection system, it is intended to solve the prior art
In, the problem of needing to test out the height of microwave converter noise figure.
For this purpose, the utility model uses following technical scheme:
Microwave converter noise figure detection system, including for noise parameter to be converted to electric signal noise analyzer,
The oscillograph that is electrically connected with the noise analyzer is electrically connected and for converting electrical signals to electromagnetism with the noise analyzer
The antenna of wave, the detection auxiliary device for being connected with the antenna and being used to propagate electromagnetic wave are connected with the detection auxiliary device
Microwave converter ontology and power supply module；The detection auxiliary device includes the electromagnetic wave guidance being connected with the antenna
Structure, the electromagnetic wave transformational structure set on the electromagnetic wave guide structure far from the antenna side and be set to the electromagnetism
Fixing end knot of the wave transformational structure far from electromagnetic wave guide structure side and for being connected with the microwave converter ontology
Structure.
Further, the electromagnetic wave guide structure include with guidance cavity guidance cabinet and with the electromagnetism
The first connection framework that wave transformational structure is connected；The side wall of the guidance cabinet, which is offered, to be communicated and is used for the guidance cavity
The mounting hole of the antenna is installed.
Further, the guidance cavity is cubic.
Further, the electromagnetic wave transformational structure include with described first connect framework be connected second connection framework,
And the conversion cylinder with transfer chamber；The transfer chamber is communicated with the guidance cavity.
Further, the transfer chamber is cylindrical shape.
Further, the fixed end structure includes the fixation cylinder being connected with the conversion cylinder and is set to described
Fixed cylindrical outer and the connection ring for being connected with the microwave converter ontology；The conversion cylinder and the fixed cylinder
Coaxial arrangement.
Further, the thickness of the connection ring is gradually reduced along the direction far from the conversion cylinder.
Further, the conversion cylinder is set in the outside of the fixed cylinder, the fixed cylinder and the conversion
Cylinder interference fit.
Further, the power supply module includes DC power supply and is set to the DC power supply and the microwave frequency conversion
Bias device between device ontology.
Further, the first connection framework connect framework with described second and is tightly connected.
The utility model has the beneficial effects that first presetting a noise figure X, noise figure X is input to noise analyzer, noise
Noise figure X is converted to corresponding electric signal by analyzer, then the electric signal is passed to antenna, and antenna converts electrical signals to electricity
Magnetostatic wave signal, the electromagnetic wave signal that antenna generates is introduced into the electromagnetic wave guide structure of detection auxiliary device, subsequently into electricity
Magnetic wave transformational structure is converted into can be by the electromagnetic wave of the received waveform of microwave converter ontology, if this physical efficiency of microwave converter
Whole electromagnetic waves is enough received, then noise figure X is the practical noise figure generated of microwave converter.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of microwave converter noise figure detection system in the embodiments of the present invention；
Fig. 2 is that assistant apparatus structure schematic diagram is detected in the embodiments of the present invention；
Fig. 3 is the cross-sectional view of the line A-A along Fig. 2；
In figure:
1, noise analyzer；2, oscillograph；3, auxiliary device is detected；31, electromagnetic wave guide structure；311, cabinet is guided；
3111, cavity is guided；3112, mounting hole；312, the first connection framework；32, electromagnetic wave transformational structure；321, the second connection frame
Body；322, cylinder is converted；3221, transfer chamber；33, fixed end structure；331, fixed cylinder；332, connection ring；4, microwave becomes
Frequency device ontology；5, DC power supply；6, bias device.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
The realization of the utility model is described in detail below in conjunction with specific embodiment.
As shown in Figure 1-Figure 3, the utility model embodiment proposes a kind of microwave converter noise figure detection system, including
Noise analyzer 1, the oscillograph 2 being electrically connected with noise analyzer 1 and noise point for noise parameter to be converted to electric signal
The electrical connection of analyzer 1 and the detection for being used to convert electrical signals to the antenna of electromagnetic wave, being connected with antenna and being used to propagate electromagnetic wave
Auxiliary device 3, the microwave converter ontology 4 and power supply module being connected with detection auxiliary device 3；Detecting auxiliary device 3 includes
The electromagnetic wave guide structure 31 that is connected with antenna, the electromagnetic wave transformational structure set on electromagnetic wave guide structure 31 far from antenna side
32 and be set to electromagnetic wave transformational structure 32 far from 31 side of electromagnetic wave guide structure and be used for and 4 phase of microwave converter ontology
Fixation end structure 33 even.
In the embodiments of the present invention, microwave converter noise figure detection system detects the noise figure of microwave converter
Process it is as follows: first preset a noise figure X, noise figure X be input to noise analyzer 1, noise analyzer 1 is by noise figure X
Corresponding electric signal is converted to, then the electric signal is passed into antenna, antenna converts electrical signals to electromagnetic wave signal, and antenna produces
Raw electromagnetic wave signal is introduced into the electromagnetic wave guide structure 31 of detection auxiliary device 3, subsequently into electromagnetic wave transformational structure
32 be converted into can be by the electromagnetic wave of the received waveform of microwave converter ontology 4, if microwave converter ontology 4 can receive
Whole electromagnetic waves, then noise figure X is the practical noise figure generated of microwave converter, if microwave converter ontology 4 can only connect
Receiving part electromagnetic wave, then noise figure X and the practical noise figure generated of microwave converter have deviation, then other numerical value are arranged
Noise figure X simultaneously repeats the above steps until microwave converter ontology 4 can receive whole electromagnetic waves.
Further, Fig. 1-Fig. 2 is please referred to, as microwave converter noise figure detection system provided by the utility model
A kind of specific embodiment, electromagnetic wave guide structure 31 include guidance cabinet 311 and and electromagnetism with guidance cavity 3111
The first connection framework 312 that wave transformational structure 32 is connected；Guidance cabinet 311 side wall offer with guide cavity 3111 communicate and
For installing the mounting hole 3112 of antenna.Specifically, the electromagnetic wave that antenna generates is introduced into guidance cavity 3111 and propagates to electricity again
Magnetic wave transformational structure 32.
Further, Fig. 1-Fig. 3 is please referred to, as microwave converter noise figure detection system provided by the utility model
A kind of specific embodiment, guidance cavity 3111 are cubic.Specifically, the electromagnetic wave that antenna generates is square wave, guidance cavity
Body 3111 is that cubic is convenient for Electromagnetic Wave Propagation to electromagnetic wave transformational structure 32.
Further, referring to Fig. 2, one kind as microwave converter noise figure detection system provided by the utility model
Specific embodiment, electromagnetic wave transformational structure 32 include with first connect framework 312 be connected second connection framework 321 and
Conversion cylinder 322 with transfer chamber 3221；Transfer chamber 3221 is communicated with guidance cavity 3111.Specifically, cavity is guided
Microwave converter ontology 4 is converted into Electromagnetic Wave Propagation to transfer chamber 3221 in 3111 being capable of received electromagnetic wave.
Further, Fig. 1-Fig. 3 is please referred to, as microwave converter noise figure detection system provided by the utility model
A kind of specific embodiment, transfer chamber 3221 are cylindrical shape.Specifically, transfer chamber 3221 is cylindrical shape, so that turning
Cavity 3221 is changed closer to the internal structure of existing common microwave converter ontology 4, is further ensured that the accuracy of detection.
Further, Fig. 1-Fig. 3 is please referred to, as microwave converter noise figure detection system provided by the utility model
A kind of specific embodiment, fixed end structure 33 include and convert the fixation cylinder 331 and be set to fixation that cylinder 322 is connected
331 outside of cylinder and the connection ring 332 for being connected with microwave converter ontology 4；It converts cylinder 322 and fixed cylinder 331 is same
Axis setting.Specifically, fixed cylinder 331 is used to be connected with conversion cylinder 322, and fixed cylinder 331 and conversion cylinder 322 are coaxial
The stability guaranteed when electromagnetic wave propagates to fixed cylinder 331 from the transfer chamber 3221 in conversion cylinder 322, electromagnetic wave are set
It will not be a greater impact；Also have corresponding resigning cavity so that electromagnetic wave passes through inside fixed cylinder 331, and fixed cylinder
Cavity inside 331 is similar with the internal structure of transfer chamber 3221.
Further, Fig. 2-Fig. 3 is please referred to, as microwave converter noise figure detection system provided by the utility model
The thickness of a kind of specific embodiment, connection ring 332 is gradually reduced along the direction far from conversion cylinder 322.Specifically, in order to just
In the convenience that connection ring 332 is connect with microwave converter ontology 4, the thickness of connection ring 332 is along the side far from conversion cylinder 322
Microwave converter ontology 4 is inserted into being gradually reduced in order to fix cylinder 331.
Further, referring to Fig. 3, one kind as microwave converter noise figure detection system provided by the utility model
Specific embodiment, conversion cylinder 322 are set in the outside of fixed cylinder 331, fixed cylinder 331 and conversion 322 interference of cylinder
Cooperation.Specifically, fixed cylinder 331 guarantees that conversion cylinder 322 is connect with fixed cylinder 331 with the conversion interference fit of cylinder 322
Stability.
Further, referring to Fig. 1, one kind as microwave converter noise figure detection system provided by the utility model
Specific embodiment, power supply module include DC power supply 5 and inclined between DC power supply 5 and microwave converter ontology 4
Set device 6.Specifically, bias device 6 is convenient for adjusting DC power supply 5 to the power supply mode of microwave converter ontology 4.
Further, referring to Fig. 2, one kind as microwave converter noise figure detection system provided by the utility model
Specific embodiment, the first connection framework 312 connect framework 321 with second and are tightly connected.Specifically, the first connection framework 312
Framework 321 is connect with second to be tightly connected, and avoids the loss during Electromagnetic Wave Propagation.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. microwave converter noise figure detection system, which is characterized in that including for noise parameter to be converted to making an uproar for electric signal
Sound analyzer, the oscillograph being electrically connected with the noise analyzer are electrically connected with the noise analyzer and are used for electric signal
Be converted to the antenna of electromagnetic wave, be connected with the antenna and for propagate electromagnetic wave detection auxiliary device, with it is described detect it is auxiliary
The microwave converter ontology and power supply module for helping device connected；The detection auxiliary device includes being connected with the antenna
Electromagnetic wave guide structure, the electromagnetic wave transformational structure set on the electromagnetic wave guide structure far from the antenna side, Yi Jishe
In the electromagnetic wave transformational structure far from electromagnetic wave guide structure side and for being connected with the microwave converter ontology
Fixation end structure.
2. microwave converter noise figure detection system according to claim 1, which is characterized in that the electromagnetic wave guidance knot
Structure includes that first for having the guidance cabinet of guidance cavity and being connected with the electromagnetic wave transformational structure connect framework；It is described
The side wall of guidance cabinet offers the mounting hole communicated with the guidance cavity and for installing the antenna.
3. microwave converter noise figure detection system according to claim 2, which is characterized in that the guidance cavity is vertical
Cube shape.
4. microwave converter noise figure detection system according to claim 2, which is characterized in that the electromagnetic wave Change-over knot
Structure includes connecting the second connection framework that framework is connected and the conversion cylinder with transfer chamber with described first；Described turn
Cavity is changed to communicate with the guidance cavity.
5. microwave converter noise figure detection system according to claim 4, which is characterized in that the transfer chamber is circle
Bar shape.
6. microwave converter noise figure detection system according to claim 4, which is characterized in that the fixed end structure packet
It includes the fixation cylinder being connected with the conversion cylinder and is set to the fixed cylindrical outer and is used for and the microwave converter
The connected connection ring of ontology；The conversion cylinder and the fixed cylinder are coaxially disposed.
7. microwave converter noise figure detection system according to claim 6, which is characterized in that the thickness of the connection ring
It is gradually reduced along the direction far from the conversion cylinder.
8. microwave converter noise figure detection system according to claim 6, which is characterized in that the conversion cylinder is arranged
In the outside of the fixed cylinder, the fixed cylinder and the conversion cylinder are interference fitted.
9. microwave converter noise figure detection system according to claim 1-8, which is characterized in that the power supply
Component includes DC power supply and the bias device between the DC power supply and the microwave converter ontology.
10. microwave converter noise figure detection system according to claim 4, which is characterized in that the first connection frame
Body connect framework with described second and is tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821181051.9U CN208506144U (en) | 2018-07-24 | 2018-07-24 | Microwave converter noise figure detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821181051.9U CN208506144U (en) | 2018-07-24 | 2018-07-24 | Microwave converter noise figure detection system |
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| CN208506144U true CN208506144U (en) | 2019-02-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732433A (en) * | 2018-07-24 | 2018-11-02 | 华讯方舟科技有限公司 | Microwave converter noise figure detecting system |
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2018
- 2018-07-24 CN CN201821181051.9U patent/CN208506144U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732433A (en) * | 2018-07-24 | 2018-11-02 | 华讯方舟科技有限公司 | Microwave converter noise figure detecting system |
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Effective date of registration: 20230811 Address after: 518000 404, building 37, chentian Industrial Zone, chentian community, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Huaxun ark Photoelectric Technology Co.,Ltd. Patentee after: CHINA COMMUNICATION TECHNOLOGY(HUBEI) Co.,Ltd. Address before: 518000 1 / F and 2 / F, building 37, chentian Industrial Zone, Baoan District, Shenzhen City, Guangdong Province Patentee before: CHINA COMMUNICATION TECHNOLOGY Co.,Ltd. Patentee before: CHINA COMMUNICATION TECHNOLOGY(HUBEI) Co.,Ltd. |