CN108539347A - A kind of four road power splitter of compact square wave guide - Google Patents
A kind of four road power splitter of compact square wave guide Download PDFInfo
- Publication number
- CN108539347A CN108539347A CN201810423962.6A CN201810423962A CN108539347A CN 108539347 A CN108539347 A CN 108539347A CN 201810423962 A CN201810423962 A CN 201810423962A CN 108539347 A CN108539347 A CN 108539347A
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- CN
- China
- Prior art keywords
- transmission line
- electromagnetic wave
- square wave
- wave channel
- wave guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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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- Waveguides (AREA)
Abstract
The invention discloses a kind of four road power splitter of compact square wave guide, including an input transmission line and four output transmission lines, electromagnetic wave channel, metal ridges etc..The input transmission line is square wave guide；At least one electromagnetic wave channel is provided between the input transmission line and output transmission line, either output transmission line or another electromagnetic wave channel are connected to by one end face and input transmission line in the electromagnetic wave channel；Electromagnetic wave channel more than one is adjacent along Z axis and is connected to；The output transmission line is square wave guide.The outstanding feature of the present invention is that compact wideband matching of the transmission line to four transmission lines may be implemented in very short distance.In various communications and radar system present invention is mainly used for microwave, millimeter wave and terahertz wave band.
Description
Technical field
The present invention relates to a kind of power dividers.Specifically, being to be related to a kind of four road power splitter of compact square wave guide.
Background technology
In various electromagnetic wave systems, the distribution of signal and Combining Circuit use extensively.Existing one point of four power splitter electricity
Line structure is complicated or volume is big or narrower bandwidth.
Invention content
The object of the present invention is to provide a kind of four road power splitters of compact square wave guide, compared with prior art, volume smaller,
Structure is simpler, processing is more convenient, working frequency is wide.
To achieve the goals above, the technical solution adopted by the present invention is：
A kind of four road power splitter of compact square wave guide, including an input transmission line and four output transmission lines, it is described defeated
Enter the axis of transmission line and output transmission line along Z-direction；Position of all output transmission lines on Z axis is identical.
The input transmission line can be various transmission lines, including but not limited to square wave guide, double ridged waveguide, rectangular wave
It leads.
The output transmission line can be various transmission lines, including but not limited to square wave guide, coaxial line, microstrip line, square
Shape waveguide, single ridged waveguides.
In order to realize the compact matching switching in broadband, it is provided at least between the input transmission line and output transmission line
One electromagnetic wave channel, the electromagnetic wave channel pass through one end face and input transmission line or output transmission line, Huo Zheling
One electromagnetic wave channel connection；Electromagnetic wave channel more than one is adjacent along Z axis and is connected to.
Preferably design, input transmission line and output transmission line are all square wave guide.
The above items electromagnetic wave channel includes at least a branch, which route at least three and lead to along what Y-direction was connected to
Hole is constituted.
In order to facilitate modeling and optimizing, the cross-sectional shape of at least one through-hole is rectangle.
Each rectangular through-hole is connected in X-direction by its adjacent edge.
The electromagnetic wave channel includes at least a branch, which route 3 through-holes along Y-direction connection and constitute；Along the side Y
To the maximum width of each through-hole is sequentially reduced, and is then increased.
Or the branch route 5 through-holes along Y-direction connection and constitutes；Along Y-direction, the maximum width of each through-hole increases successively
Greatly, reduce, increase, reduce.
Or the branch route 7 through-holes along Y-direction connection and constitutes；Along Y-direction, the maximum width of each through-hole increases successively
Greatly, reduce, reduce, increase, increase, reduce.
Or the branch route 9 through-holes along Y-direction connection and constitutes；Along Y-direction, the maximum width of each through-hole increases successively
Greatly, increase, reduce, reduce, increase, increase, reduce, reduce.Sometimes at least one curb Z axis rotates certain angle
Degree.
About electromagnetic wave channel, can have with properties：
The electromagnetic wave channel includes three branches, and cross-sectional shape is X-shaped.
The electromagnetic wave channel or so mirror symmetry.
Mirror symmetry above and below the electromagnetic wave channel.
The electromagnetic wave channel or so mirror symmetry, while upper and lower mirror symmetry.
The cross-sectional shape of preferably design, at least one through-hole is rectangle.
Meanwhile each rectangular through-hole is connected to by its adjacent edge in the Y direction.
The electromagnetic wave channel constituted in this way, design process have very high modeling on the basis of keeping its flexibility
And optimization efficiency.
The present invention is realized each using the electromagnetic wave channel that the connection of metal ridge, multiple rectangles or other shapes of through-hole is constituted
Four road power splitter of kind compact square wave guide or four work devices.Compared with existing similar scheme, its modeling optimization can be significantly improved
Computational efficiency.The volume smaller and bandwidth of operation of this electromagnetism wave circuit are wider.The structure can be used for matching various compact
Four road power splitter of type square wave guide includes the rectangular waveguide or circular waveguide, SIW (substrates of coaxial line, rectangular waveguide, circular waveguide plus ridge
Integrated waveguide), micro-strip, band line etc..It can be used for matching four work device of compact.
Description of the drawings
Fig. 1 a are the schematic diagram of the present invention and embodiment 1.
Fig. 1 b are the schematic diagram of the present invention and embodiment 1.
Fig. 1 c are the schematic diagram of the present invention and embodiment 1.
Fig. 1 d are the schematic diagram of the present invention and embodiment 1.
Fig. 1 e are the schematic diagram of the present invention and embodiment 1.
Fig. 2 a are the schematic diagram of the embodiment 2 of the present invention.
Fig. 2 b are the schematic diagram of the embodiment 2 of the present invention.
Fig. 2 c are the schematic diagram of the embodiment 2 of the present invention.
Fig. 2 d are the schematic diagram of the embodiment 2 of the present invention.
Fig. 3 a are the schematic diagram of the embodiment 3 of the present invention.
Fig. 3 b are the schematic diagram of the embodiment 3 of the present invention.
Fig. 3 c are the schematic diagram of the embodiment 3 of the present invention.
Fig. 3 d are the schematic diagram of the embodiment 3 of the present invention.
Fig. 4 is the branch electromagnetism access diagram of the present invention.
Fig. 5 is the electromagnetic wave access diagram that two intersection branches are constituted.
Fig. 6 is two electromagnetic wave access diagrams that mutually disconnected branch is constituted of the present invention.
Fig. 7 is two intersection branches composition of the present invention, hollow electromagnetic wave access diagram.
Fig. 8 is the electromagnetic wave access diagram that three cross one another branches of the present invention are constituted.
Fig. 9 all symmetrical electromagnetic wave access diagrams for the left and right being made of rectangular through-hole of the invention and up and down.
Figure 10 is the electromagnetic wave access diagram symmetrical above and below of the present invention being made of rectangular through-hole.
Attached figure label corresponds to title：2- input transmission lines, 22- metal ridges A, 3- electromagnetic wave channel, 31- through-holes, 4- are defeated
Go out transmission line, 42- metal ridges B, 43- micro-strip substrate, 44- microstrip lines, 5- waveguides, 51- metal ridges C, 61- metal ridge D.
Specific implementation mode
Embodiment 1
As shown in Fig. 1 a~Fig. 1 e.
A kind of four road power splitter of compact square wave guide, including an input transmission line 2 and four output transmission lines 4, it is described
The axis of input transmission line 2 and output transmission line 4 is along Z-direction.The input transmission line 2 is double ridged waveguide.
The output transmission line 4 is microstrip line.
An electromagnetic wave channel 3 is provided between the input transmission line 2 and output transmission line 4, the electromagnetic wave is logical
Road 3 is connected to by one end face with input transmission line 2.
Four road power splitter is provided with four waveguides 5 and is located between the electromagnetic wave channel 3 and output transmission line 4
A metal ridge component C along Z-direction in each waveguide 5.The each metal ridge component C includes 2 along the side Z
To interconnected metal ridge C51；Each metal ridge C51 in each metal ridge component C is only in bottom and place
Waveguide 5 inner wall connection.
Here each output microstrip line be mounted on each metal ridge C51 and its ridge waveguide it is opposite with metal ridge C in
Between surface.The wherein signal wire of microstrip line and the outer end face of the direction structure outside direction of the metal ridge C51 is connected directly.
Two metal ridge component D along Z-direction are provided between the input transmission line 2 and output transmission line 4；It is described
Each metal ridge component D includes two metal ridge D61 being interconnected along Z-direction；That in Z-direction distalmost end
Metal ridge D61 is connect on upper and lower two opposite directions with the inner wall of the waveguide 5 at place.
The above items electromagnetic wave channel includes at least a branch, which route 7 through-holes 31 along Y-direction connection
It constitutes.
The cross-sectional shape of all through-holes 31 is rectangle.
Each rectangular through-hole 31 is connected in X-direction by its adjacent edge.
The electromagnetic wave channel includes a branch；
Or the branch route 7 through-holes 31 along Y-direction connection and constitutes；Along Y-direction, the maximum width of each through-hole increases successively
Greatly, reduce, reduce, increase, increase, reduce.
The electromagnetic wave channel or so mirror symmetry, while upper and lower mirror symmetry.
Embodiment 2
As shown in Fig. 2 a~2d.
Compared with embodiment 1, the main distinction is only that this embodiment, is not provided with any metal ridge component C or gold
Belong to ridge component D.The input transmission line and output transmission line are rectangular waveguide, by the connection of electromagnetic wave channel and
Match.
Embodiment 3
As shown in Fig. 3 a~3d.
This embodiment differs only in compared with embodiment 2, the input transmission line and the output transmission line side of being
Waveguide.The input transmission line is matched with output transmission line by orthogonal two be added electromagnetism channel.The mating structure is about the z axis
It is overlapped with original form after being rotated by 90 °.
Embodiment 4
As shown in Fig. 4~10, one or more electromagnetic wave channel 3 can there are many connection type be combined, institute
To have very good versatility.
In order to describe the present invention, more embodiments can also be enumerated.In order to realize above-mentioned each embodiment, each through-hole
Shape may need accordingly to be changed according to processing method.For example, when being processed using CNC milling machine, internal crest line therein
It needs by lead angle.The radius of curvature of chamfering is several millimeters to 0.5 millimeter.If using linear cutter, these crest lines are also required to
It is radiused, only chamfering radius of curvature may diminish to 0.1 millimeter.In principle, every various implementations for meeting this paper claims
Belong to patent disclosure of the present invention.
Claims (5)
1. a kind of four road power splitter of compact square wave guide, which is characterized in that exported including an input transmission line (2) and four
The axis of transmission line (4), the input transmission line (2) and output transmission line (4) is along Z-direction；All output transmission lines (4)
Position on Z axis is identical；The input transmission line (2) is square wave guide；In the input transmission line (2) and output transmission line
(4) at least one electromagnetic wave channel (3) is provided between, the electromagnetic wave channel (3) is transmitted by one end face and input
Line (2) either output transmission line (4) or another electromagnetic wave channel (3) connection；Electromagnetic wave channel (3) edge more than one
Z axis is adjacent and is connected to；The output transmission line (4) is square wave guide.
2. four road power splitter of a kind of compact square wave guide according to claim 1, which is characterized in that transmitted in the input
At least one electromagnetic wave channel (3) is provided between line (2) and output transmission line (4), the electromagnetic wave channel (3) passes through one
Either output transmission line (4) or another electromagnetic wave channel (3) are connected to input transmission line (2) for a end face；More than one
Electromagnetic wave channel (3) it is adjacent along Z axis and be connected to.
3. the four road power splitter of a kind of compact square wave guide according to any one claim of claim 1 to 2, feature
It is, the electromagnetic wave channel includes at least a branch, which route the through-hole (31) that at least three is connected to along Y-direction and constitute.
4. four road power splitter of a kind of compact square wave guide according to claim 3, which is characterized in that at least one described logical
The cross-sectional shape in hole (31) is rectangle.
5. four road power splitter of a kind of compact square wave guide according to claim 4, which is characterized in that each rectangular through-hole
(31) it is connected to by its adjacent edge in X-direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810423962.6A CN108539347A (en) | 2018-05-07 | 2018-05-07 | A kind of four road power splitter of compact square wave guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810423962.6A CN108539347A (en) | 2018-05-07 | 2018-05-07 | A kind of four road power splitter of compact square wave guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108539347A true CN108539347A (en) | 2018-09-14 |
Family
ID=63476426
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810423962.6A Withdrawn CN108539347A (en) | 2018-05-07 | 2018-05-07 | A kind of four road power splitter of compact square wave guide |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088138A (en) * | 2018-08-10 | 2018-12-25 | 郑州美赫电子科技有限公司 | A kind of four road power splitter of compact square wave guide |
| CN112103608A (en) * | 2020-09-29 | 2020-12-18 | 中国航空工业集团公司雷华电子技术研究所 | Power divider and power combiner with high isolation |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150357698A1 (en) * | 2013-01-10 | 2015-12-10 | Nec Corporation | Wideband transition between a planar transmission line and a waveguide |
| CN206225548U (en) * | 2016-11-08 | 2017-06-06 | 广东盛路通信科技股份有限公司 | Cavity couples gap radiating element |
-
2018
- 2018-05-07 CN CN201810423962.6A patent/CN108539347A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150357698A1 (en) * | 2013-01-10 | 2015-12-10 | Nec Corporation | Wideband transition between a planar transmission line and a waveguide |
| CN206225548U (en) * | 2016-11-08 | 2017-06-06 | 广东盛路通信科技股份有限公司 | Cavity couples gap radiating element |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088138A (en) * | 2018-08-10 | 2018-12-25 | 郑州美赫电子科技有限公司 | A kind of four road power splitter of compact square wave guide |
| CN112103608A (en) * | 2020-09-29 | 2020-12-18 | 中国航空工业集团公司雷华电子技术研究所 | Power divider and power combiner with high isolation |
| CN112103608B (en) * | 2020-09-29 | 2022-02-22 | 中国航空工业集团公司雷华电子技术研究所 | Power divider and power combiner with high isolation |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180914 |
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