Conductor, microwave transmission line and power synthesis device
By designing a conductor structure with the same impedance, the conductor structure is simplified, the complex problem of impedance transformation in the prior art is solved, and the simplified production of conductors and microwave transmission lines and high electromagnetic performance are achieved.
Patent Information
- Application Number
- CN202420914539.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-29
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-04-29
AI Technical Summary
In the prior art, conductors used for power synthesis or distribution require complex impedance conversion processing, resulting in complex structure and inconvenient production.
A conductor structure is designed, including the main path and two branches. All conductors have the same impedance, avoiding impedance transformation, thereby simplifying the structure. A microwave transmission line and power synthesis device composed of such conductors are used.
The conductor structure is simplified, the production complexity is reduced, and the electromagnetic performance of microwave transmission lines and power synthesis devices is improved, making it easier to process and manufacture.
Smart Images
Figure CN222191106U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of microwave technology, in particular to a conductor, a microwave transmission line and a power synthesis device. Background Art
[0002] With the development of microwave technology, the application of microwave technology is becoming more and more extensive. Its application fields include mobile communications, radar, satellite communications and electronic countermeasures. At the same time, microwave technology also has great room for development in the industrial field, such as microwave drying, sewage treatment and other technical applications, and has broad application prospects.
[0003] The power synthesizer is an important device in the microwave transmission system. It is a device that synthesizes the energy of two or more microwave input signals into one signal energy output. It can also be used in reverse to distribute the energy of one input signal into multiple signal energy outputs. In this case, it is a power distribution device.
[0004] In the prior art, conductors used for power synthesis or distribution often need to undergo impedance transformation. Figure 1 The structure shown in the dotted box) makes its structure complicated, which brings great inconvenience to production. Utility Model Content
[0005] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a conductor with a simple structure and no need for impedance transformation.
[0006] Another object of the present invention is to provide a microwave transmission line which adopts the above-mentioned conductor.
[0007] Another object of the present utility model is to provide a power synthesis device, which adopts the above-mentioned microwave transmission line.
[0008] The purpose of the utility model is achieved through the following technical solutions:
[0009] A conductor comprises a main circuit, a first branch circuit and a second branch circuit, wherein the main circuit comprises a conductor having a length of The impedance is The first branch includes a first conductor having a length of The impedance is The second branch includes a second conductor having a length of The impedance is The third conductor, the , , .
[0010] Furthermore, the , , , , and the .
[0011] Furthermore, the , .
[0012] A microwave transmission line comprises the conductor.
[0013] Furthermore, the microwave transmission line is a coaxial line, a microstrip line or a stripline.
[0014] A power synthesis device comprises the microwave transmission line.
[0015] The utility model has the following advantages:
[0016] The conductor of the utility model has a simple structure, does not need impedance transformation, and is easy to process and manufacture. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the technical solution of the implementation of the utility model, the following is a brief introduction to the drawings required for use in the implementation. It should be understood that the following drawings only show certain embodiments of the utility model, and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can also be obtained based on these drawings without creative work.
[0018] Figure 1 It is a structural schematic diagram of a conductor in the prior art;
[0019] Figure 2 It is a schematic diagram of the structure of the microwave transmission line of the utility model;
[0020] Figure 3 This is a simulation diagram of the port return loss of the four-in-one power synthesis device of the utility model;
[0021] Figure 4 This is a simulation diagram of branch insertion loss of the four-in-one power synthesis device of the utility model;
[0022] In the figure: 1-first conductor, 2-second conductor, 3-third conductor, 4-conductor, 5-microwave transmission line. DETAILED DESCRIPTION
[0023] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is only a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.
[0025] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.
[0026] In the present utility model, unless otherwise clearly specified and limited, the first feature being above or below the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through another feature between them. Moreover, the first feature being above, above, and above the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature being below, below, and below the second feature includes the first feature being directly below and obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.
[0027] like Figure 2 As shown, a conductor 4 includes a main circuit, a first branch circuit and a second branch circuit, wherein the main circuit includes a length of The impedance is The first branch includes a first conductor 1 having a length of The impedance is The second branch includes a second conductor 2 having a length of The impedance is The third conductor 3, the , , Specifically, the first conductor 1, the second conductor 2 and the third conductor 3 can be set to have the same cross-section, so that the impedances of the three are the same.
[0028] As an embodiment, further, the , , , , and the ;
[0029] For example: When hour, ,
[0030] when hour, ,
[0031] when hour, ;
[0032] Similarly: When hour, ,
[0033] when hour, ,
[0034] when hour, .
[0035] As another embodiment, further, the , ; That is, the lengths of the first branch and the second branch are equal, and .
[0036] A microwave transmission line 5 includes the conductor 4.
[0037] Furthermore, the microwave transmission line 5 is a coaxial line, a microstrip line or a stripline; the embodiment of the utility model is a microstrip line or a stripline, such as Figure 2 shown.
[0038] A power synthesis device, the power synthesis device includes the microwave transmission line 5; the power synthesis device of the utility model has good electromagnetic performance. The simulation data of the four-in-one power synthesis device of the utility model as an embodiment shows that the port return loss is Figure 3 , branch insertion loss see Figure 4 .
[0039] As can be seen from the above, the conductor of the utility model has a simple structure, does not require impedance transformation, and is easy to process and manufacture.
[0040] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A conductor (4), characterized in that: It includes a main road, a first branch road and a second branch road, wherein the main road includes a length of The impedance is The first branch comprises a first conductor (1) having a length of The impedance is The second conductor (2) comprises a second branch having a length of The impedance is The third conductor (3) , , .
2. The conductor (4) according to claim 1, characterized in that: Said , , , , and the .
3. The conductor (4) according to claim 1, characterized in that: Said , .
4. A microwave transmission line (5), characterized in that: The microwave transmission line (5) comprises the conductor (4) according to any one of claims 1 to 3.
5. The microwave transmission line (5) according to claim 4, characterized in that: The microwave transmission line (5) is a coaxial line, a microstrip line or a strip line.
6. A power synthesis device, characterized in that: The power synthesis device comprises the microwave transmission line (5) as claimed in any one of claims 4 or 5.