CN113851808A - Waveguide power divider/synthesizer - Google Patents
Waveguide power divider/synthesizer Download PDFInfo
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- CN113851808A CN113851808A CN202111293623.9A CN202111293623A CN113851808A CN 113851808 A CN113851808 A CN 113851808A CN 202111293623 A CN202111293623 A CN 202111293623A CN 113851808 A CN113851808 A CN 113851808A
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- waveguide
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
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Abstract
The invention discloses a waveguide power divider/synthesizer, which comprises a primary T-shaped waveguide, wherein a middle port of the primary T-shaped waveguide is a main port, two primary branch waveguides of the primary T-shaped waveguide are positioned on the same straight line, and the axial line of any one primary branch waveguide is perpendicular to the direction of the main port; the end part of any one stage of branch waveguide is bent towards one side pointing to the main port to form a branch port; the paths from the total port to any branch port are equal, and the branch ports on the two sides of the total port are the same in number. The middle port of the first-stage T-shaped waveguide is used as a main port, and the end part of the first-stage branch waveguide of the first-stage T-shaped waveguide is bent towards one side of the main port, so that the main port and the branch ports are positioned at the same side of the waveguide power divider/combiner, the waveguide power divider/combiner is only provided with one installation operation end face, and the assembly difficulty of the waveguide power divider/combiner is effectively reduced.
Description
Technical Field
The invention relates to the technical field of mobile communication, in particular to a waveguide power divider/synthesizer.
Background
In modern mobile communication technology, a high-power solid-state power amplifier is an important component. The output power of a single solid-state power amplifier or a solid-state power amplifier module is limited, larger output power is not obtained, and power synthesis is needed. The waveguide power divider/combiner is widely applied to microwave and millimeter wave power synthesis, and particularly in a high-frequency band, because the waveguide loss is small, in order to realize high-power output, the waveguide power divider/combiner is generally adopted to realize multi-path power synthesis of a power amplifier module.
In the prior art, a waveguide power divider/combiner generally includes a main port and multiple branch ports, the branch ports are generally directly connected to a power amplifier module, and the main port does not participate in the connection of the power amplifier combiner module, so the positions of the main port and the branch ports are generally designed as two sides of the power divider/combiner. At this time, two mounting operation end surfaces are formed.
In actual use, the waveguide ports of different components are usually connected by screws. However, since the waveguide power splitter/combiner in the prior art has two installation operation end faces, when the main port and the branch port are required to be arranged on the same side in a facing manner, a bent waveguide needs to be arranged at the main port, and an interface is wound to one side of the branch port, which increases the assembly difficulty. Therefore, how to provide a waveguide power divider/combiner suitable for assembly on the same side is an urgent problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a waveguide power divider/combiner which is suitable for assembly on the same side.
In order to solve the above technical problem, the present invention provides a waveguide power divider/combiner, including a primary T-shaped waveguide, where a middle port of the primary T-shaped waveguide is a main port, two primary branched waveguides of the primary T-shaped waveguide are in the same straight line, and an axis of any one of the primary branched waveguides is perpendicular to a direction of the main port;
the end part of any one primary branch waveguide is bent towards one side of the main port to form a branch port; the paths from the total port to any branch port are equal, and the branch ports on two sides of the total port are the same in number.
Optionally, a bent portion is disposed at an end of any one of the first-stage branch waveguides, and the bent portion is bent by 90 degrees toward one side pointing to the main port to form a branch port; the branch ports are all in the same plane.
Optionally, the two primary branched waveguides are symmetrical to each other.
Optionally, the branch port and the main port are in the same plane.
Optionally, the waveguide further comprises a two-stage T-shaped waveguide;
the end part of any one primary branch waveguide, which points to one side of the main port, is provided with the secondary T-shaped waveguide, and the axes of the secondary branch waveguides of the secondary T-shaped waveguide are parallel to the axis of the primary branch waveguide; the end of any secondary branch waveguide is bent to the side pointing to the main port to form the branch port.
Optionally, the primary T-shaped waveguide and the secondary T-shaped waveguide are integrated.
The invention provides a waveguide power divider/synthesizer, which comprises a primary T-shaped waveguide, wherein a middle port of the primary T-shaped waveguide is a main port, two primary branch waveguides of the primary T-shaped waveguide are positioned on the same straight line, and the axial line of any one primary branch waveguide is perpendicular to the direction of the main port; the end part of any one stage of branch waveguide is bent towards one side pointing to the main port to form a branch port; the paths from the total port to any branch port are equal, and the branch ports on the two sides of the total port are the same in number.
The middle port of the first-stage T-shaped waveguide is used as a main port, and the end part of the first-stage branch waveguide of the first-stage T-shaped waveguide is bent towards one side of the main port, so that the main port and the branch port are positioned on the same side of the waveguide power divider/combiner, the waveguide power divider/combiner is only provided with one installation operation end face, and new assembly selection is provided.
Drawings
In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a waveguide power divider/combiner in the prior art;
fig. 2 is a schematic structural diagram of a waveguide power divider/combiner according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a specific waveguide power divider/combiner according to an embodiment of the present invention.
In the figure: 1. a first-stage T-shaped waveguide, 11 first-stage branch waveguides, 2 second-stage T-shaped waveguides and 21 second-stage branch waveguides.
Detailed Description
The core of the invention is to provide a waveguide power divider/synthesizer. Referring to fig. 1, fig. 1 is a schematic structural diagram of a waveguide power divider/combiner in the prior art. Referring to fig. 1, in the prior art, a waveguide power divider/combiner includes a main port and multiple branch ports, the branch ports are usually directly connected to a power amplifier module, and the main port does not participate in the connection of the power amplifier combiner module, so the positions of the main port and the branch ports are usually designed on both sides of the power divider/combiner. The main port realizes two paths of power division through a waveguide T-shaped structure, the directions of two paths of branch ports are perpendicular to the direction of the main port, the two paths of branch ports are bent by 90 degrees along the opposite direction of the position of the main port, the position of the main port and the position of the two paths of branch ports are on two sides of the structure, the two paths of branch ports can continuously realize more paths of branch ports according to the process, and finally, the multi-path power division/synthesis device is realized, the positions of all the branch ports are on the same side, and the main port is on the other side of the power division/synthesis device and is not on the same side as the branch ports.
The waveguide power divider/synthesizer provided by the invention comprises a primary T-shaped waveguide, wherein a middle port of the primary T-shaped waveguide is a main port, two primary branch waveguides of the primary T-shaped waveguide are positioned on the same straight line, and the axial line of any one primary branch waveguide is perpendicular to the direction of the main port; the end part of any one stage of branch waveguide is bent towards one side pointing to the main port to form a branch port; the paths from the total port to any branch port are equal, and the branch ports on the two sides of the total port are the same in number.
The middle port of the first-stage T-shaped waveguide is used as a main port, and the end part of the first-stage branch waveguide of the first-stage T-shaped waveguide is bent towards one side of the main port, so that the main port and the branch port are positioned on the same side of the waveguide power divider/combiner, the waveguide power divider/combiner is only provided with one installation operation end face, and new assembly selection is provided.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a waveguide power divider/combiner according to an embodiment of the present invention.
Referring to fig. 2, in the embodiment of the present invention, the waveguide power splitter/combiner includes a primary T-shaped waveguide 1, a central port of the primary T-shaped waveguide 1 is a total port, two primary branched waveguides 11 of the primary T-shaped waveguide 1 are located on the same straight line, and an axis of any one of the primary branched waveguides 11 is perpendicular to a direction of the total port; the end of any one of the primary branch waveguides 11 is bent towards the side pointing to the main port to form a branch port; the paths from the total port to any branch port are equal, and the branch ports on two sides of the total port are the same in number.
The primary T-shaped waveguide 1 is a T-shaped waveguide provided with a main port in the embodiment of the present invention, the primary T-shaped waveguide 1 has two primary branch waveguides 11 at a stage with a middle port, wherein one primary branch waveguide 11 extends from the middle port to the left side, and the other branch waveguide extends from the middle port to the right side, thereby forming a T-shaped structure. The intermediate port is used as the total port of the waveguide power divider/combiner, the two first-stage branch waveguides 11 of the first-stage T-shaped waveguide 1 are generally in the same straight line, and the axis of any one first-stage branch waveguide 11 is perpendicular to the direction of the total port. In general, the two primary branched waveguides 11 are symmetrical to each other in the embodiment of the present invention.
The end of any one of the first-stage branched waveguides 11 is an end of the first-stage branched waveguide 11 far from the middle port, and in the embodiment of the present invention, the end of the first-stage branched waveguide 11 is bent to a side pointing to the main port to form a branched port, and at this time, an E-shaped structure is formed, so that the branched port and the main port are located on the same side of the waveguide power divider/combiner. Specifically, in the embodiment of the present invention, it is required to ensure that paths from the total port to any of the branch ports are equal, and the branch ports on both sides of the total port are equal in number, so as to ensure normal use of the waveguide power splitter/combiner.
For the specific material and structure of the first-stage T-shaped waveguide 1, reference may be made to the prior art, and details thereof are not repeated herein.
The waveguide power divider/synthesizer provided by the embodiment of the invention comprises a primary T-shaped waveguide 1, wherein a middle port of the primary T-shaped waveguide 1 is a main port, two primary branch waveguides 11 of the primary T-shaped waveguide 1 are positioned on the same straight line, and the direction of the axis of any one primary branch waveguide 11 is perpendicular to the direction of the main port; the end part of any one primary branch waveguide 11 is bent towards one side pointing to the main port to form a branch port; the paths from the total port to any branch port are equal, and the branch ports on the two sides of the total port are the same in number.
The middle port of the primary T-shaped waveguide 1 is used as a main port, and the end part of the primary branch waveguide 11 of the primary T-shaped waveguide 1 is bent towards one side of the main port, so that the main port and the branch ports are positioned on the same side of the waveguide power divider/combiner, the waveguide power divider/combiner is only provided with one installation operation end face, and a new assembly option is provided.
The detailed structure of the waveguide power splitter/combiner provided by the present invention will be described in detail in the following embodiments of the present invention.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a specific waveguide power divider/combiner according to an embodiment of the present invention.
The present invention is different from the above-described embodiments, and the present invention further specifically limits the structure of the waveguide power splitter/combiner on the basis of the above-described embodiments. The rest of the contents are already described in detail in the above embodiments of the present invention, and are not described herein again.
Referring to fig. 3, in the embodiment of the present invention, the end of any one of the first-stage branched waveguides 11 in the waveguide power divider/combiner is provided with a bending portion, and the bending portion bends 90 ° toward the side pointing to the main port to form a branched port; the branch ports are all in the same plane.
In the embodiment of the present invention, the bent portion may generally make the end of the first-stage branched waveguide 11 face in parallel with the direction of the main port, and in this case, in order to ensure that the paths from the main port to any of the branched ports are equal, it is necessary to ensure that the branched ports are all in the same plane. That is, the branch ports are all in the same plane and equal to the total port path.
Specifically, in the embodiment of the present invention, the bent portion may be an arc-shaped bent portion, that is, the shape of the bent portion may be an arc-shaped bent portion, so as to form the bent waveguide. Of course, the bent portion may have other shapes, and is not particularly limited herein.
Specifically, in the embodiment of the present invention, the branch port and the main port may be located on the same plane, so as to ensure that the installation operation end surface of the waveguide power divider/combiner is a plane, which may further reduce the assembly difficulty of the waveguide power divider/combiner.
Specifically, in the embodiment of the present invention, a two-stage T-shaped waveguide 2 may be further included; the end part of any one primary branch waveguide 11, which points to one side of the main port, is provided with the secondary T-shaped waveguide 2, and the axes of the secondary branch waveguides 21 of the secondary T-shaped waveguide 2 are all parallel to the axis of the primary branch waveguide 11; the end of any of the secondary branch waveguides 21 is bent to the side directed to the main port to form the branch port.
That is, a secondary T-shaped waveguide 2 may be further disposed from the primary branched waveguide 11 along a direction toward the main port, the secondary T-shaped waveguide 2 may further split the connected primary branched waveguide 11 into two waveguides, that is, two secondary branched waveguides 21 of the secondary T-shaped waveguide 2, and an axis of the secondary branched waveguide 21 may be generally parallel to an axis of the primary branched waveguide 11. The end of the secondary branch waveguide 21 is bent to the side directed to the main port, thereby forming a branch port. It should be noted that if two stages of T-shaped waveguides 2 are provided, in the embodiment of the present invention, it is necessary that any one of the first stage branch waveguides 11 is connected to one of the second stage T-shaped waveguides 2, so as to ensure that paths from the total port to any one of the branch ports can be equal.
Specifically, in the embodiment of the present invention, the primary T-shaped waveguide 1 and the secondary T-shaped waveguide 2 may be an integrated structure, so as to reduce a space occupation area and avoid a loss caused by an increase of a connection component.
Further, in the embodiment of the present invention, a three-level T-shaped waveguide, a four-level T-shaped waveguide, and the like may be continuously disposed in the waveguide power divider/combiner, wherein the number of branch ports may be doubled every time a T-shaped waveguide of one level is disposed, so as to make the number of branch ports meet the requirement. The specific structure of the three-level T-shaped waveguide and the four-level T-shaped waveguide may refer to the second-level T-shaped waveguide 2, and the specific connection structure may refer to the connection structure between the second-level T-shaped waveguide 2 and the branch waveguide, which is not described herein again.
It should be noted that, the waveguide power splitter/combiner provided in the embodiments of the present invention is not particularly limited to the type of the waveguide and the shape and size of the waveguide port, as the case may be.
According to the waveguide power divider/combiner provided by the embodiment of the invention, the middle port of the primary T-shaped waveguide 1 is used as the main port, and the end part of the primary branch waveguide 11 of the primary T-shaped waveguide 1 is bent towards one side pointing to the main port, so that the main port and the branch ports are positioned on the same side of the waveguide power divider/combiner, and the waveguide power divider/combiner is only provided with one installation operation end face, thereby providing a new assembly option.
The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The waveguide power splitter/combiner provided by the present invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (6)
1. A waveguide power divider/synthesizer is characterized by comprising a primary T-shaped waveguide, wherein a middle port of the primary T-shaped waveguide is a main port, two primary branch waveguides of the primary T-shaped waveguide are positioned on the same straight line, and the axial line of any one primary branch waveguide is perpendicular to the direction of the main port;
the end part of any one primary branch waveguide is bent towards one side of the main port to form a branch port; the paths from the total port to any branch port are equal, and the branch ports on two sides of the total port are the same in number.
2. The waveguide power divider/combiner according to claim 1, wherein the end of each of the first-stage branched waveguides is provided with a bending portion, and the bending portion bends 90 ° toward a side pointing to the main port to form a branched port; the branch ports are all in the same plane.
3. The waveguide power splitter/combiner of claim 2, wherein the two primary branch waveguides are symmetrical to each other.
4. The waveguide power splitter/combiner of claim 1, wherein the branch ports are in the same plane as the main port.
5. A waveguide power splitter/combiner as claimed in any one of claims 1 to 4, further comprising a two-stage T-shaped waveguide;
the end part of any one primary branch waveguide, which points to one side of the main port, is provided with the secondary T-shaped waveguide, and the axes of the secondary branch waveguides of the secondary T-shaped waveguide are parallel to the axis of the primary branch waveguide; the end of any secondary branch waveguide is bent to the side pointing to the main port to form the branch port.
6. The waveguide power splitter/combiner of claim 5, wherein the primary T-shaped waveguide and the secondary T-shaped waveguide are of a unitary structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111293623.9A CN113851808A (en) | 2021-11-03 | 2021-11-03 | Waveguide power divider/synthesizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111293623.9A CN113851808A (en) | 2021-11-03 | 2021-11-03 | Waveguide power divider/synthesizer |
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| Publication Number | Publication Date |
|---|---|
| CN113851808A true CN113851808A (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111293623.9A Pending CN113851808A (en) | 2021-11-03 | 2021-11-03 | Waveguide power divider/synthesizer |
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| CN (1) | CN113851808A (en) |
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2021
- 2021-11-03 CN CN202111293623.9A patent/CN113851808A/en active Pending
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