CN109119735A - A kind of four road power splitter of compact rectangular waveguide - Google Patents
A kind of four road power splitter of compact rectangular waveguide Download PDFInfo
- Publication number
- CN109119735A CN109119735A CN201810907955.3A CN201810907955A CN109119735A CN 109119735 A CN109119735 A CN 109119735A CN 201810907955 A CN201810907955 A CN 201810907955A CN 109119735 A CN109119735 A CN 109119735A
- Authority
- CN
- China
- Prior art keywords
- transmission line
- electromagnetic wave
- rectangular waveguide
- wave channel
- power splitter
- 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.)
- Pending
Links
Classifications
-
- 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
Landscapes
- Waveguides (AREA)
Abstract
The invention discloses a kind of four road power splitter of compact rectangular waveguide, including an input transmission line and four output transmission lines, electromagnetic wave channel, metal ridges etc..The input transmission line is rectangular waveguide;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 rectangular waveguide.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 rectangular waveguide.
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 rectangular waveguide, and compared with prior art, volume is more
Small, 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 rectangular waveguide, 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 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, the input transmission line are rectangular waveguide.The output transmission line is rectangular waveguide.
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 rectangular waveguide or four work devices.Compared with existing similar scheme, it is excellent that its modeling can be significantly improved
Change 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 tight
Gather four road power splitter of type rectangular waveguide, rectangular waveguide or circular waveguide, SIW including coaxial line, rectangular waveguide, circular waveguide plus ridge
(substrate integration wave-guide), 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 is the combination diagram of embodiment 3 of the invention.
Fig. 4 is input transmission line-rectangular waveguide schematic diagram of embodiment 3 of the invention.
Fig. 5 be embodiment 3 of the invention electromagnetic wave channel if schematic diagram.
Fig. 6 is output transmission line-rectangular waveguide schematic diagram of embodiment 3 of the invention.
Fig. 7 is a branch electromagnetism access diagram of the invention.
Fig. 8 is the electromagnetic wave access diagram that two intersection branches are constituted.
Fig. 9 is the of the invention two electromagnetic wave access diagrams that mutually disconnected branch is constituted.
Figure 10 is electromagnetic wave access diagram that two intersection branches of the invention are constituted, hollow.
Figure 11 is the electromagnetic wave access diagram that three cross one another branches of the invention are constituted.
Figure 12 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 13 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 rectangular waveguide, 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.
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 seen in figures 3-6.
This embodiment is the specific implementation of embodiment 2.Piece BJ26 standard rectangular waveguide of input transmission line, it is defeated
Transmission line is four BJ26 standard rectangular waveguides out, and cross section is 86.36 millimeters wide, 43.18 millimeters high.Four output BJ26
9 millimeters of rectangular waveguide adjacent inner wall interval in the horizontal direction, 5 millimeters of inner vertical walls interval.Electromagnetic wave channel thickness is 40.23
Millimeter.Reflection coefficient of the input transmission line input terminal within the scope of 2.17 ~ 3.3GHz of BJ26 waveguide whole bandwidth of operation lower than-
18dB。
Embodiment 4
As shown in Fig. 7 ~ 13, 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 (4)
1. a kind of four road power splitter of compact rectangular waveguide, which is characterized in that defeated including an input transmission line (2) and four
The axis of transmission line (4) out, the input transmission line (2) and output transmission line (4) is along Z-direction；All output transmission
Position of the line (4) on Z axis is identical;The input transmission line (2) is rectangular waveguide;In the input transmission line (2) and defeated
Be provided at least one electromagnetic wave channel (3) between transmission line (4) out, the electromagnetic wave channel (3) by one end face with
Input transmission line (2) perhaps output transmission line (4) or another electromagnetic wave channel (3) connection；Electromagnetic wave more than one
Channel (3) is adjacent along Z axis and is connected to;The output transmission line (4) is rectangular waveguide.
2. four road power splitter of a kind of compact rectangular waveguide according to claim 1, which is characterized in that the electromagnetic wave
Channel includes at least a branch, which routes the through-hole (31) that at least three is connected to along Y-direction and constitute.
3. four road power splitter of a kind of compact rectangular waveguide according to claim 2, which is characterized in that at least one institute
The cross-sectional shape for stating through-hole (31) is rectangle.
4. four road power splitter of a kind of compact rectangular waveguide according to claim 3, which is characterized in that each rectangle
Through-hole (31) is connected in X-direction by its adjacent edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810907955.3A CN109119735A (en) | 2018-08-10 | 2018-08-10 | A kind of four road power splitter of compact rectangular waveguide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810907955.3A CN109119735A (en) | 2018-08-10 | 2018-08-10 | A kind of four road power splitter of compact rectangular waveguide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109119735A true CN109119735A (en) | 2019-01-01 |
Family
ID=64851823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810907955.3A Pending CN109119735A (en) | 2018-08-10 | 2018-08-10 | A kind of four road power splitter of compact rectangular waveguide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109119735A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034369A (en) * | 2019-05-15 | 2019-07-19 | 深圳大学 | Multichannel waveguide power synthesizer and its manufacturing method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417949A (en) * | 2018-05-07 | 2018-08-17 | 成都银赫科技有限公司 | A kind of four road power splitter of compact rectangular waveguide |
-
2018
- 2018-08-10 CN CN201810907955.3A patent/CN109119735A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417949A (en) * | 2018-05-07 | 2018-08-17 | 成都银赫科技有限公司 | A kind of four road power splitter of compact rectangular waveguide |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034369A (en) * | 2019-05-15 | 2019-07-19 | 深圳大学 | Multichannel waveguide power synthesizer and its manufacturing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108539347A (en) | A kind of four road power splitter of compact square wave guide | |
| CN108417948A (en) | A kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge | |
| CN109119735A (en) | A kind of four road power splitter of compact rectangular waveguide | |
| CN108417949A (en) | A kind of four road power splitter of compact rectangular waveguide | |
| CN109119734A (en) | A kind of four road ridge waveguide power splitter of rectangular waveguide based on metal ridge | |
| CN108598648A (en) | A kind of double four road ridge waveguide power splitters of ridge rectangular waveguide of compact | |
| CN108539332A (en) | A kind of four work device of compact rectangular waveguide | |
| CN108666726A (en) | A kind of four road ridge waveguide power splitter of double ridge rectangular waveguides based on metal ridge | |
| CN108417953A (en) | A kind of four road microstrip power divider of double ridge rectangular waveguides based on metal ridge | |
| CN108417950A (en) | A kind of double four coaxial power splitters in tunnel of ridge rectangular waveguide of compact | |
| CN108666723A (en) | A kind of double four road microstrip power dividers of ridge rectangular waveguide of compact | |
| CN108417952A (en) | A kind of coaxial power splitter in four tunnel of rectangular waveguide based on metal ridge | |
| CN108417951A (en) | A kind of four road microstrip power divider of compact rectangular waveguide | |
| CN109088138A (en) | A kind of four road power splitter of compact square wave guide | |
| CN109088139A (en) | A kind of four work device of compact rectangular waveguide | |
| CN109066037A (en) | A kind of four road ridge waveguide power splitter of compact rectangular waveguide | |
| CN108933316A (en) | A kind of double four road ridge waveguide power splitters of ridge rectangular waveguide of compact | |
| CN109088140A (en) | A kind of double four coaxial power splitters in tunnel of ridge rectangular waveguide of compact | |
| CN108933315A (en) | A kind of coaxial power splitter in double four tunnels of ridge rectangular waveguide based on metal ridge | |
| CN108598649A (en) | A kind of four road ridge waveguide power splitter of compact rectangular waveguide | |
| CN108767399A (en) | A kind of four road ridge waveguide power splitter of double ridge rectangular waveguides based on metal ridge | |
| CN109066036A (en) | A kind of four road microstrip power divider of rectangular waveguide based on metal ridge | |
| CN108767397A (en) | A kind of four road microstrip power divider of double ridge rectangular waveguides based on metal ridge | |
| CN108767400A (en) | A kind of double four road microstrip power dividers of ridge rectangular waveguide of compact | |
| CN108417947A (en) | A kind of coaxial power splitter in double four tunnels of ridge rectangular waveguide based on metal ridge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190101 |
|
| WD01 | Invention patent application deemed withdrawn after publication |