CN108666723A - A kind of double four road microstrip power dividers of ridge rectangular waveguide of compact - Google Patents
A kind of double four road microstrip power dividers of ridge rectangular waveguide of compact Download PDFInfo
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- CN108666723A CN108666723A CN201810423960.7A CN201810423960A CN108666723A CN 108666723 A CN108666723 A CN 108666723A CN 201810423960 A CN201810423960 A CN 201810423960A CN 108666723 A CN108666723 A CN 108666723A
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- Prior art keywords
- transmission line
- ridge
- double
- electromagnetic wave
- 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 kind of double four road microstrip power dividers of ridge rectangular waveguide of compact, including an input transmission line and four output transmission lines, electromagnetic wave channel, metal ridges etc..The input transmission line is double ridged waveguide；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 microstrip line.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 that be related to a kind of double four tunnels of ridge rectangular waveguide of compact micro-
Band 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 double four road microstrip power dividers of ridge rectangular waveguide of compact, with prior art phase
Than 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 double four road microstrip power dividers of ridge rectangular waveguide of compact, including an input transmission line and four outputs pass
The axis of defeated line, the input transmission line and output transmission line is along Z-direction；Position of all output transmission lines on Z axis
It 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.
Between the input transmission line and each output transmission line, it is provided with a microwave transmission line and positioned at this is micro-
The metal ridge E only connecting on wave transmission line and with the inner wall of the microwave transmission line in one direction；The input transmission line, four
Output transmission line, four microwave transmission lines and the metal ridge E on each microwave transmission line constitute four work devices.
In order to improve the matching of four work devices, be provided between the input transmission line and four microwave transmission lines to
A few electromagnetic wave channel.
Preferably design, the input transmission line is double ridged waveguide, and the output transmission line is microstrip line.
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
The double four road microstrip power dividers of ridge rectangular waveguide of kind compact or four work devices.Compared with existing similar scheme, it can significantly 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 for
With the double four road microstrip power dividers of ridge rectangular waveguide of various compacts, include the rectangle of coaxial line, rectangular waveguide, circular waveguide plus ridge
Waveguide or circular waveguide, SIW (substrate integration wave-guide), 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. 3 e are the schematic diagram of the embodiment 3 of the present invention.
Fig. 4 a are the schematic diagram of the embodiment 4 of the present invention.
Fig. 4 b are the schematic diagram of the embodiment 4 of the present invention.
Fig. 4 c are the schematic diagram of the embodiment 4 of the present invention.
Fig. 4 d are the schematic diagram of the embodiment 4 of the present invention.
Fig. 5 a are the schematic diagram of the embodiment 5 of the present invention.
Fig. 5 b are the schematic diagram of the embodiment 5 of the present invention.
Fig. 5 c are the schematic diagram of the embodiment 5 of the present invention.
Fig. 5 d are the schematic diagram of the embodiment 5 of the present invention.
Fig. 5 e are the schematic diagram of the embodiment 5 of the present invention.
Fig. 6 is the combination diagram of the embodiment 6 of the present invention.
Fig. 7 be the present invention embodiment 6 electromagnetic wave channel if schematic diagram.
Fig. 8 is the branch electromagnetism access diagram of the present invention.
Fig. 9 is the electromagnetic wave access diagram that two intersection branches are constituted.
Figure 10 is two electromagnetic wave access diagrams that mutually disconnected branch is constituted of the present invention.
Figure 11 is two intersection branches composition of the present invention, hollow electromagnetic wave access diagram.
Figure 12 is the electromagnetic wave access diagram that three cross one another branches of the present invention are constituted.
Figure 13 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 14 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, 7- microwave
Transmission line, 72- metal ridges E.
Specific implementation mode
Embodiment 1
As shown in Fig. 1 a~Fig. 1 e.
A kind of double four road microstrip power dividers of ridge rectangular waveguide of compact, including an input transmission line 2 and four outputs pass
The axis of defeated line 4, 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~2d.
Compared with embodiment 1, the main distinction is only that this embodiment, is not provided with any electromagnetism channel 3.
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, it is described four output transmission
Line is ridge waveguide.
Embodiment 4
As shown in Fig. 4 a~4d.
This implementation is real, and input transmission line is rectangular waveguide, eliminates waveguide 5 and metal ridge C compared with embodiment 3, is increased
Add the filter structure that 4 microwave transmission lines and several metal ridge E are constituted, constitutes four work device of compact.
Embodiment 5
As shown in Fig. 5 a~5e.
This implementation is real compared with embodiment 4, further eliminates electromagnetic wave channel, constitutes overall compact four work
Device.
Embodiment 6
As shown in Figures 6 and 7.
This embodiment is that embodiment 2 is compared, and increases the electromagnetic wave channel that a thickness is 10.06 millimeters.Four
Output transmission line is microstrip line.0.76 millimeter of micro-strip line substrate thickness, dielectric constant 3.5,1.7 millimeters of micro belt line width, metal
0.04 millimeter of thickness.Reflectance factor of the input transmission line input terminal within the scope of 2.35~2.55GHz of bandwidth of operation less than-
20.5dB。
Embodiment 7
As shown in Fig. 8~14, 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 (8)
1. a kind of double four road microstrip power dividers of ridge rectangular waveguide of compact, which is characterized in that including an input transmission line (2),
With four output transmission lines (4), the axis of the input transmission line (2) and output transmission line (4) is along Z-direction；It is all described defeated
It is identical to go out position of the transmission line (4) on Z axis；The input transmission line (2) is double ridged waveguide；In the input transmission line (2)
At least one electromagnetic wave channel (3) is provided between output transmission line (4), the electromagnetic wave channel (3) passes through one end
Either output transmission line (4) or another electromagnetic wave channel (3) are connected to input transmission line (2) in face；Electricity more than one
Magnetic wave channel (3) is adjacent along Z axis and is connected to；The output transmission line (4) is microstrip line.
2. a kind of double four road microstrip power dividers of ridge rectangular waveguide of compact according to claim 1, which is characterized in that in institute
It states and is provided at least two waveguides (5) between input transmission line (2) and output transmission line (4) and in the waveguide (5)
At least four metal ridge component C along Z-direction；The each metal ridge component C includes at least two interconnected along Z-direction
Metal ridge C (51)；Each metal ridge C (51) in each metal ridge component C is only at the same direction and place
Waveguide (5) inner wall connection.
3. a kind of double four road microstrip power dividers of ridge rectangular waveguide of compact according to claim 1, which is characterized in that in institute
State the metal ridge component D that at least two are provided between input transmission line (2) and output transmission line (4) along Z-direction；It is described each
Root metal ridge component D includes one or at least two along the interconnected metal ridge D (61) of Z-direction；It is described in Z-direction distalmost end
That metal ridge D (61) connect with the inner wall of the waveguide at place (5) on two opposite directions.
4. a kind of double four road microstrip power dividers of ridge rectangular waveguide of compact according to claim 1, which is characterized in that in institute
It states between input transmission line (2) and each output transmission line (4), be provided with a microwave transmission line (7) and be located at the microwave
The metal ridge E (72) only connecting on transmission line (7) and with the inner wall of the microwave transmission line (7) in one direction；The input passes
Defeated line (2), four output transmission lines (4), four microwave transmission lines (7) and the metal on each microwave transmission line (7)
Ridge E (72) constitutes four work devices.
5. a kind of double four road microstrip power dividers of ridge rectangular waveguide of compact according to claim 1, which is characterized in that in institute
It states and is provided at least one electromagnetic wave channel (3) between input transmission line (2) and four microwave transmission lines (7).
6. the double four tunnel micro-strip work(of ridge rectangular waveguide of a kind of compact according to any one claim of claim 1 to 5
Divide device, which is characterized in that the electromagnetic wave channel includes at least a branch, which route at least three and lead to along what Y-direction was connected to
Hole (31) is constituted.
7. a kind of double four road microstrip power dividers of ridge rectangular waveguide of compact according to claim 6, which is characterized in that at least
The cross-sectional shape of one through-hole (31) is rectangle.
8. a kind of double four road microstrip power dividers of ridge rectangular waveguide of compact according to claim 7, which is characterized in that described
Each rectangular through-hole (31) is connected in X-direction by its adjacent edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810423960.7A CN108666723A (en) | 2018-05-07 | 2018-05-07 | A kind of double four road microstrip power dividers of ridge rectangular waveguide of compact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810423960.7A CN108666723A (en) | 2018-05-07 | 2018-05-07 | A kind of double four road microstrip power dividers of ridge rectangular waveguide of compact |
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| Publication Number | Publication Date |
|---|---|
| CN108666723A true CN108666723A (en) | 2018-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810423960.7A Withdrawn CN108666723A (en) | 2018-05-07 | 2018-05-07 | A kind of double four road microstrip power dividers of ridge rectangular waveguide of compact |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114335957A (en) * | 2022-01-27 | 2022-04-12 | 南京纳特通信电子有限公司 | Power combining/distributing device |
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 CN201810423960.7A patent/CN108666723A/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 (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114335957A (en) * | 2022-01-27 | 2022-04-12 | 南京纳特通信电子有限公司 | Power combining/distributing device |
| CN114335957B (en) * | 2022-01-27 | 2023-02-21 | 南京纳特通信电子有限公司 | Power combining/distributing device |
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Application publication date: 20181016 |
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