CN109088138A - 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
- CN109088138A CN109088138A CN201810908214.7A CN201810908214A CN109088138A CN 109088138 A CN109088138 A CN 109088138A CN 201810908214 A CN201810908214 A CN 201810908214A CN 109088138 A CN109088138 A CN 109088138A
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- China
- Prior art keywords
- transmission line
- electromagnetic wave
- square wave
- wave channel
- wave guide
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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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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, perhaps 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.Outstanding feature of the invention is that the compact wideband matching of 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 technique
In various electromagnetic wave systems, the distribution of signal and Combining Circuit are used extensively.Existing one point of four power splitter electricity
Line structure is complicated or volume is big or narrower bandwidth.
Summary of the invention
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 is 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 are as follows:
A kind of four road power splitter of compact square wave guide, including an input transmission line and four output transmission lines, the input
Transmission line and the axis of output transmission line are 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 by one end face and input transmission line perhaps output transmission line or
Another 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 routes what at least three was connected to along Y-direction
Through-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 routes 3 through-holes along Y-direction connection and constitute；Along Y
The maximum width in direction, each through-hole is sequentially reduced, and is then increased.
Or the branch routes 5 through-holes along Y-direction connection and constitutes；Along Y-direction, the maximum width of each through-hole successively increases
Greatly, reduce, increase, reduce.
Or the branch routes 7 through-holes along Y-direction connection and constitutes；Along Y-direction, the maximum width of each through-hole successively increases
Greatly, reduce, reduce, increase, increase, reduce.
Or the branch routes 9 through-holes along Y-direction connection and constitutes；Along Y-direction, the maximum width of each through-hole successively increases
Greatly, increase, reduce, reduce, increase, increase, reduce, reduce.
Sometimes at least one curb Z axis rotates by a certain angle.
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.
Preferably design, the cross-sectional shape of at least one through-hole are rectangle.
Meanwhile each rectangular through-hole passes through its adjacent edge in the Y direction and is connected to.
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
Kind four road power splitter of compact square wave guide or four work devices.Compared with existing similar scheme, its modeling optimization can be significantly improved
Computational efficiency.The volume of this electromagnetism wave circuit is smaller and bandwidth of operation is wider.The structure can be used for matching various compact
Four road power splitter of type square wave guide, rectangular waveguide or circular waveguide, SIW(substrate including 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.
Detailed description of the invention
Fig. 1 a is the schematic diagram of the present invention and embodiment 1.
Fig. 1 b is the schematic diagram of the present invention and embodiment 1.
Fig. 1 c is the schematic diagram of the present invention and embodiment 1.
Fig. 1 d is the schematic diagram of the present invention and embodiment 1.
Fig. 1 e is the schematic diagram of the present invention and embodiment 1.
Fig. 2 a is the schematic diagram of embodiment 2 of the invention.
Fig. 2 b is the schematic diagram of embodiment 2 of the invention.
Fig. 2 c is the schematic diagram of embodiment 2 of the invention.
Fig. 2 d is the schematic diagram of embodiment 2 of the invention.
Fig. 3 a is the schematic diagram of embodiment 3 of the invention.
Fig. 3 b is the schematic diagram of embodiment 3 of the invention.
Fig. 3 c is the schematic diagram of embodiment 3 of the invention.
Fig. 3 d is the schematic diagram of embodiment 3 of the invention.
Fig. 4 is a branch electromagnetism access diagram of the invention.
Fig. 5 is the electromagnetic wave access diagram that two intersection branches are constituted.
Fig. 6 is the of the invention two electromagnetic wave access diagrams that mutually disconnected branch is constituted.
Fig. 7 is electromagnetic wave access diagram that two intersection branches of the invention are constituted, hollow.
Fig. 8 is the electromagnetic wave access diagram that three cross one another branches of the invention are constituted.
Fig. 9 all symmetrical electromagnetic wave access diagram for the left and right of the invention being made of rectangular through-hole and up and down.
Figure 10 is the electromagnetic wave access diagram symmetrical above and below of the invention being made of rectangular through-hole.
Numbering in the drawing corresponds to title: 2- input transmission line, 22- metal ridge A, 3- electromagnetic wave channel, 31- through-hole, 4-
Output transmission line, 42- metal ridge B, 43- micro-strip substrate, 44- microstrip line, 5- waveguide, 51- metal ridge C, 61- metal ridge D.
Specific embodiment
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, institute
The axis of input transmission line 2 and output transmission line 4 is stated 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 metal ridge C51 being interconnected along Z-direction；The each metal
Each of ridge component C metal ridge C51 is only connected in the inner wall of the waveguide 5 of bottom and place.
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.Wherein the signal wire of microstrip line and the outer end face of the direction structure outside direction of the metal ridge C51 are 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 routes 7 through-holes along Y-direction connection
31 are constituted.
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 routes 7 through-holes 31 along Y-direction connection and constitutes；Along Y-direction, the maximum width of each through-hole is sequentially increased,
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.
Compared with embodiment 2, difference is only that this embodiment, 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 after being rotated by 90 ° with original form.
Embodiment 4
As shown in Fig. 4 ~ 10, one or more electromagnetic wave channel 3 can there are many connection type be combined, so having
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, interior edge therein
Line is needed by lead angle.The radius of curvature of chamfering is several millimeters to 0.5 millimeter.If these crest lines also need using linear cutter
It is radiused, only chamfering radius of curvature may diminish to 0.1 millimeter.In principle, all various realities for meeting this paper claim
It applies and belongs to the invention patent disclosure.
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;It is passed in the input transmission line (2) and output
At least one electromagnetic wave channel (3) is provided between defeated line (4), the electromagnetic wave channel (3) passes through one end face and input
Transmission line (2) perhaps output transmission line (4) or another electromagnetic wave channel (3) connection；Electromagnetic wave channel more than one
(3) adjacent along Z axis and be 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 passed in the input
At least one electromagnetic wave channel (3) is provided between defeated line (2) and output transmission line (4), the electromagnetic wave channel (3) passes through it
Perhaps output transmission line (4) or another electromagnetic wave channel (3) are connected to for one end face and input transmission line (2)；More than one
The electromagnetic wave channel (3) of root is adjacent along Z axis and is connected to.
3. special according to claim 1 to four road power splitter of a kind of compact square wave guide described in 2 any one claims
Sign is that the electromagnetic wave channel includes at least a branch, which routes through-hole (31) structure that at least three is connected to along Y-direction
At.
4. four road power splitter of a kind of compact square wave guide according to claim 3, which is characterized in that described at least one
The cross-sectional shape of through-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 rectangle is logical
Hole (31) is connected in X-direction by its adjacent edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810908214.7A CN109088138A (en) | 2018-08-10 | 2018-08-10 | A kind of four road power splitter of compact square wave guide |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810908214.7A CN109088138A (en) | 2018-08-10 | 2018-08-10 | A kind of four road power splitter of compact square wave guide |
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| CN109088138A true CN109088138A (en) | 2018-12-25 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539347A (en) * | 2018-05-07 | 2018-09-14 | 成都银赫科技有限公司 | A kind of four road power splitter of compact square wave guide |
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- 2018-08-10 CN CN201810908214.7A patent/CN109088138A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539347A (en) * | 2018-05-07 | 2018-09-14 | 成都银赫科技有限公司 | A kind of four road power splitter of compact square wave guide |
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Application publication date: 20181225 |