CN108417948A - A kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge - Google Patents
A kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge Download PDFInfo
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- CN108417948A CN108417948A CN201810423968.3A CN201810423968A CN108417948A CN 108417948 A CN108417948 A CN 108417948A CN 201810423968 A CN201810423968 A CN 201810423968A CN 108417948 A CN108417948 A CN 108417948A
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- Prior art keywords
- transmission line
- ridge
- waveguide
- metal ridge
- metal
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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 ridge waveguide power splitter of rectangular waveguide based on metal ridge, including an input transmission line and four output transmission lines, electromagnetic wave channel, metal ridge etc..The input transmission line is rectangular waveguide；At least two waveguides and at least four in the waveguide metal ridge component C along Z-direction are provided between the input transmission line and output transmission line；The each metal ridge component C includes at least two metal ridge C being interconnected along Z-direction；Each metal ridge C in each metal ridge component C is only connected in the inner wall of the waveguide in the same direction and place；The output transmission line is ridge waveguide.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 tunnel of rectangular waveguide based on metal ridge
Ridge waveguide power splitter.
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 ridge waveguide power splitter of rectangular waveguide based on metal ridge, with the prior art
It compares, volume smaller, structure are 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 ridge waveguide power splitter of rectangular waveguide based on metal ridge, including an input transmission line and four it is defeated
Go out transmission line, the axis of the input transmission line and output transmission line is along Z-direction；All output transmission lines are on Z axis
Position 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.
Four road power splitter can be by two kinds of ways of realization.The first, passes in the input transmission line and four outputs
At least two waveguides and at least four in the waveguide metal ridge component C along Z-direction are provided between defeated line.Its
In, two metal ridge component C along Z-direction are provided in each waveguide.
Second, four waveguides are provided between the input transmission line and output transmission line and positioned at described each
A metal ridge component C along Z-direction in waveguide.
Each metal ridge component C of the above includes at least two metal ridge C being interconnected along Z-direction；It is described every
Each metal ridge C in a piece metal ridge component C is only connected in the inner wall of the waveguide in the same direction and place.
In order to improve matching and bandwidth, at least two are provided between the input transmission line and output transmission line along Z
The metal ridge component D in direction；The each metal ridge component D includes one or at least two along the interconnected gold of Z-direction
Belong to ridge D；That metal ridge D in Z-direction distalmost end connects on two opposite directions with the inner wall of the waveguide at place
It connects.
Preferably design, the input transmission line are rectangular waveguide.Meanwhile the output transmission line is ridge waveguide.
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
Rectangular waveguide four road ridge waveguide power splitter or four work devices of the kind based on metal ridge.It, can be notable compared with existing similar scheme
Improve its modeling optimization computational efficiency.The volume smaller and bandwidth of operation of this electromagnetism wave circuit are wider.The structure can be used
In matching various four road ridge waveguide power splitters of rectangular waveguide based on metal ridge, including coaxial line, rectangular waveguide, circular waveguide plus
The rectangular waveguide or circular waveguide of ridge, SIW (substrate integration wave-guide), micro-strip, band line etc..It can be used for matching four work of compact
Device.
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. 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. 3 e are the schematic diagram of the embodiment 3 of the present invention.
Fig. 4 is the combination diagram of the embodiment 4 of the present invention.
Fig. 5 is the branch electromagnetism access diagram of the present invention.
Fig. 6 is the electromagnetic wave access diagram that two intersection branches are constituted.
Fig. 7 is two electromagnetic wave access diagrams that mutually disconnected branch is constituted of the present invention.
Fig. 8 is two intersection branches composition of the present invention, hollow electromagnetic wave access diagram.
Fig. 9 is the electromagnetic wave access diagram that three cross one another branches of the present invention are constituted.
Figure 10 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 11 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 ridge waveguide power splitter of rectangular waveguide based on metal ridge, including an input transmission line 2 and four it is defeated
Go out transmission line 4, the axis of the 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~2c.
Compared with embodiment 1, the main distinction is only that this embodiment, is not provided with any electromagnetic wave channel or micro-strip
Transmission line.Input transmission line is rectangular waveguide.Four output transmission lines are ridge waveguide.
Embodiment 3
As shown in Fig. 3 a~3e.
Input transmission line be this embodiment compared with embodiment 1, the main distinction is only that, the input waveguide be square
Shape waveguide.Four output transmission lines are ridge waveguide.
Embodiment 4
As shown in Figure 4.
This embodiment is the specific implementation of embodiment 2.Piece BJ26 standard rectangular waveguide of input transmission line, it is defeated
It is four ridge waveguides to go out transmission line, and cross section is 35.63 millimeters wide, and 17.44 millimeters high, ridge is wide by 13.34, ridge and wave guide wall gap 2
Millimeter.Reflectance factor of the input transmission line input terminal within the scope of 2.44~2.64GHz of bandwidth of operation is less than -28dB.
Embodiment 5
As shown in Fig. 5~11, 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 (6)
1. a kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge, which is characterized in that including an input transmission line
(2) and four output transmission lines (4), the axis of the input transmission line (2) and output transmission line (4) is along Z-direction；All institutes
It is identical to state position of the output transmission line (4) on Z axis；The input transmission line (2) is rectangular waveguide；In the input transmission line
(2) at least two waveguides (5) and at least four in the waveguide (5) are provided between output transmission line (4) along the side Z
To metal ridge component C；The each metal ridge component C includes at least two metal ridge C being interconnected along Z-direction
(51)；Each metal ridge C (51) in each metal ridge component C is only in the waveguide (5) at the same direction and place
Inner wall connection；The output transmission line (4) is ridge waveguide.
2. a kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge according to claim 1, which is characterized in that
At least one electromagnetic wave channel (3), the electromagnetic wave are provided between the input transmission line (2) and output transmission line (4)
Channel (3) passes through one end face and input transmission line (2) either output transmission line (4) or another electromagnetic wave channel
(3) it is connected to；Electromagnetic wave channel (3) more than one is adjacent along Z axis and is connected to.
3. a kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge according to claim 1, which is characterized in that
At least 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 one or at least two along the interconnected metal ridge D (61) of Z-direction；It is described Z-direction most
That metal ridge D (61) of distal end is connect on two opposite directions with the inner wall of the waveguide at place (5).
4. a kind of four tunnel ridge ripple of rectangular waveguide based on metal ridge according to any one claim of claims 1 to 3
Lead power splitter, which is characterized in that the electromagnetic wave channel includes at least a branch, which route at least three and be connected to along Y-direction
Through-hole (31) constitute.
5. a kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge according to claim 4, which is characterized in that
The cross-sectional shape of at least one through-hole (31) is rectangle.
6. a kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge according to claim 5, which is characterized in that
Each rectangular through-hole (31) is connected in X-direction by its adjacent edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810423968.3A CN108417948A (en) | 2018-05-07 | 2018-05-07 | A kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810423968.3A CN108417948A (en) | 2018-05-07 | 2018-05-07 | A kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge |
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| Publication Number | Publication Date |
|---|---|
| CN108417948A true CN108417948A (en) | 2018-08-17 |
Family
ID=63137795
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810423968.3A Withdrawn CN108417948A (en) | 2018-05-07 | 2018-05-07 | A kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109119734A (en) * | 2018-08-10 | 2019-01-01 | 郑州美赫电子科技有限公司 | A kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge |
| CN113451759A (en) * | 2021-07-09 | 2021-09-28 | 中国电子科技集团公司第三十八研究所 | Light waveguide antenna array based on virtual metal wall |
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 CN201810423968.3A patent/CN108417948A/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 |
|---|---|---|---|---|
| CN109119734A (en) * | 2018-08-10 | 2019-01-01 | 郑州美赫电子科技有限公司 | A kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge |
| CN113451759A (en) * | 2021-07-09 | 2021-09-28 | 中国电子科技集团公司第三十八研究所 | Light waveguide antenna array based on virtual metal wall |
| CN113451759B (en) * | 2021-07-09 | 2022-08-26 | 中国电子科技集团公司第三十八研究所 | Light waveguide antenna array based on virtual metal wall |
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Application publication date: 20180817 |
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