CN203150683U - Six-port H plane waveguide three-way power divider - Google Patents
Six-port H plane waveguide three-way power divider Download PDFInfo
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- CN203150683U CN203150683U CN 201320108489 CN201320108489U CN203150683U CN 203150683 U CN203150683 U CN 203150683U CN 201320108489 CN201320108489 CN 201320108489 CN 201320108489 U CN201320108489 U CN 201320108489U CN 203150683 U CN203150683 U CN 203150683U
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Abstract
The utility model discloses a six-port H plane waveguide three-way power divider. The six-port H plane waveguide three-way power divider comprises a coupling region, an input port, an isolation port B, an isolation port C, an output port A, an output port B and an output port C, wherein the input port, the isolation port B, the isolation port C, the output port A, the output port B and the output port C are connected with the coupling region. The input port is located on the front end face of the coupling region. The output port A is located on the rear end face of the coupling region. The front end face and the rear end face are two opposite faces of the coupling region. The isolation port B and the isolation port C are respectively located on both sides of the input port. The output port B and the output port C are respectively located on both sides of the output port A. The six-port H plane waveguide three-way power divider provided by the utility model has the characteristics of simple structure, small volume and low processing difficulty, and can be widely used in an antenna array, a phased array radar, power synthesis, missile guidance, communication and other military and civil fields.
Description
Technical field
The utility model relates to a kind of power splitter, specifically, relates to a kind of H ground roll and leads three road power splitters.
Background technology
Power splitter is a kind of general original paper in modern microwave communication and the military electronic system.Waveguide power divider is used very extensive owing to its power capacity height, insert characteristics such as loss is low.Three road waveguide power dividers both can use separately, also can constitute the multichannel power division network by serial connection, were used for fields such as phased array radar, antenna array and power is synthetic.Existing three road waveguide power dividers mainly comprise E-face y-branch, H-face y-branch etc.Wherein these two kinds of devices are owing to isolation between the output is low, and the mismatch of any one output port all can have a strong impact on amplitude and the phase accuracy of power division.
The utility model content
The purpose of this utility model is to provide a kind of six port H ground rolls to lead three-way power divider.
To achieve these goals, the technical solution adopted in the utility model is as follows: six port H ground rolls are led three-way power divider, comprise coupling cavity, also comprise input port, isolated port B, isolated port C, output port A and the output port B, the output port C that are communicated with coupling regime; Described input port is positioned at the front end face of coupling regime, output port A is positioned at the rear end face of coupling regime, front end face and rear end face are coupling regime two opposites in opposition to each other, isolated port B and isolated port C lay respectively at the left and right sides of input port, and output port B, output port C lay respectively at the output port A left and right sides.At least 3 port center electric field vertical components are greater than horizontal component among input port, isolated port B, isolated port C, output port A and output port B, the output port C;
In described coupling regime, has a coupling aperture at least;
Along the front and back of input port to axis direction, be provided with at least one group of barrier bodies assembly in the coupling regime, each group barrier bodies assembly comprises 2 obstruct posts that lay respectively at the left side and the right of input port normal, obstruct post upper end is connected with inwall on the coupling regime, the lower end is connected with inwall under the coupling regime, between the adjacent barrier bodies assembly of input port normal direction arrangement, there is coupling aperture, has the gap between 2 obstruct posts in each group barrier bodies assembly.
[0005] along the front and back of input port to axis direction, be provided with at least one group of barrier bodies assembly in the coupling regime, each group barrier bodies assembly comprises 2 obstruct posts, obstruct post upper end is connected with inwall on the coupling regime, the lower end is connected with inwall under the coupling regime, has the gap between 2 obstruct posts in each group barrier bodies assembly.
When specifically arranging, along the front and back of input port to axis direction, be provided with at least one coupling aperture in the coupling regime, when the number of coupling aperture is 1, then the barrier bodies component count is 1, and 2 obstruct posts in the barrier bodies assembly all are connected with coupling regime front end face or rear end face, and namely the barrier bodies assembly is the part of front end face or rear end face; When the number of coupling aperture greater than 1 the time, isolate with one group of barrier assembly between the Kong Yukong.Each group barrier bodies assembly comprises 2 obstruct posts, and obstruct post upper end is connected with inwall on the coupling regime, the lower end is connected with inwall under the coupling regime, has the gap between 2 obstruct posts in each group barrier bodies assembly.
2 obstruct posts in each group barrier bodies assembly with respect to the front and back of input port to the axis symmetry arrangement.
The utility model, is divided into the whole coupling regime of stating between a plurality of coupled zones as boundary with the barrier bodies assembly from this, and the interval number of its coupling determines with the number of barrier bodies assembly.Finally reach the purpose of multi-region coupling.The gap that exists between the adjacent obstruct post constitutes a directed waveguide, makes the ripple directional transmissions.In the utility model, also there is the gap between the left inwall of obstruct post and coupling regime and the right inwall, this gap namely constitutes between wave guide zone.Simultaneously, one group of barrier bodies assembly of the utility model setting exists the gap to intercept forming of post by 2, therefore the utility model exists between 3 wave guide zone, corresponds respectively to above-mentioned input port, isolated port B, isolated port C, output port A and output port B, output port C; Between one of them wave guide zone be isolated port B to the waveguiding structure of output port B, between another wave guide zone be input port to the waveguiding structure of output port A, be that output port C is to the waveguiding structure of isolated port C between a remaining wave guide zone.2 obstruct posts in each group barrier bodies assembly, can cause that power amplifier is output as and wait all exporting to the axis symmetry arrangement with respect to the front and back of input port.
Left inwall at described coupling regime is provided with left boss B, and the protrusion direction of left boss B is pointed to coupling regime inside; Right inwall at described coupling regime is provided with right boss C, and the protrusion direction of right boss C is pointed to coupling regime inside.
Ripple is imported from input port, in coupling aperture, be coupled, and under the regulating action of left boss B and right boss C, carry out certain coupling and regulate, at last by the transmission between above-mentioned 3 wave guide zone, be transferred to and repeat the coupling processing in the next coupling aperture, cause the almost output of no signal of isolated port B, isolated port C at last, the signal major part is from output port A, output port B, output port C output.On the basis of foregoing, the left boss B described in the utility model and right boss C optimum position should be arranged between the adjacent barrier bodies assembly, could guarantee the validity that coupling is regulated.
Described coupling regime is the left-right symmetric shape, and left boss B and right boss C arrange to the axis left-right symmetric with respect to the front and back of coupling regime.Be that described left boss B and right boss C arrange with respect to the coupling regime left-right symmetric.
Described input port, isolated port B, isolated port C, output port A, output port B, output port C are rectangular waveguide or ridge waveguide or band line or coaxial configuration.General, the cross section of the cross section of the cross section of described input port, the cross section of isolated port B, isolated port C, the cross section of output port A, output port B, the cross section of output port C are rectangle.
Input port and output port A are the left-right symmetric shape, the front and back of described input port to the front and back of axis and output port A to dead in line.
All structures comprise that coupling regime, isolated port B, isolated port C, input port, output port B, output port C, output port A, barrier bodies assembly, coupling aperture, left boss B and right boss C are left-right symmetric with respect to the normal direction of input port.When concrete, isolated port B and isolated port C arrange to the axis left-right symmetric with respect to the front and back of input port, and output port B and output port C arrange to the axis left-right symmetric with respect to the front and back of output port A; Coupling regime is that symmetry axis is the left-right symmetric structure with the front and back of input port to axis.Be isolated port B and isolated port C with respect to the front and back of input port to the axis symmetry arrangement, output port B and output port C arrange to the axis left-right symmetric with respect to the front and back of output port A; Coupling regime is that symmetry axis is the left-right symmetric structure with the front and back of input port to axis.
Be provided with changeover portion on input port, isolated port B, isolated port C, output port A and output port B, the output port C.
The upper surface of the upper surface of the upper surface of described input port, the upper surface of isolated port B, isolated port C and the upper surface of output port A, output port B, the upper surface of output port C all are positioned at same plane with the upper surface of coupling regime.
It is the left-right symmetric structure with respect to the front and back of input port to axis that this six port H ground roll is led three-way power divider.Front and back are the axis that front end face points to rear end face to axis.
For convenience of designing and calculating, coupling regime is good with the cuboid structure, and the cross section of the cross section of the cross section of input port, the cross section of isolated port B, isolated port C, the cross section of output port A, output port B, the cross section of output port C are good with rectangle all.
For given design objective, comprise reflection coefficient, isolation, total insertion loss etc., in order to obtain wideer bandwidth of operation, the width of coupling regime can change according to certain rule to axis along the front and back of input port, and namely the left inwall at described coupling regime is provided with left boss B, and the protrusion direction of left boss B is pointed to coupling regime inside; Right inwall at described coupling regime is provided with right boss C, and the protrusion direction of right boss C is pointed to coupling regime inside; Described left boss B and right boss C carry out symmetry arrangement with respect to coupling regime.Setting can obtain wideer bandwidth of operation like this.
Lead the bandwidth of operation of three-way power divider for further this six port of broadening H ground roll, coupling regime inside is provided with the coupling aperture of a plurality of adjustings coupling usefulness.
Lead the coupling of each port of three-way power divider in order to improve this six port H ground roll, be provided with changeover portion on input port, isolated port B, isolated port C, output port A and output port B, the output port C.The width of changeover portion for change, also can be changeless for width.
For the ease of adopting common milling processing, all structures, the upper surface that comprises coupling regime and described input/output port is positioned at same plane, and namely the upper surface of the upper surface of the upper surface of the upper surface of the upper surface of the upper surface of described input port, isolated port B, isolated port C and output port A, output port B, output port C all is positioned at same plane with the upper surface of coupling regime.
Maximum characteristics of the present utility model are
The isolation of three output ports is far superior to the isolation of y-branch waveguide three road power splitter output ports.It is the isolation that isolation between output port A, output port B, the output port C is far superior to y-branch waveguide three road power splitter output ports.Because isolation is low between y-branch waveguide three road power splitter outputs, the mismatch of any one output port all can have a strong impact on amplitude and the phase accuracy of power division.And H ground roll of the present utility model is led to have between three road power splitter output ports preferably and is isolated, and can avoid all can having a strong impact on the amplitude of power division and the problem that phase accuracy brings by the mismatch of any one output port.
Operation principle of the present utility model can be summarized as follows under the situation of symmetric form rectangle coupling regime and rectangle input and output waveguide.The cross section is that the input port of rectangle has mainly encouraged two waveguide mode of operations, i.e. TE10 pattern and TE30 pattern in the coupling regime of cuboid structure.The ripple of these two patterns all will be propagated along the input waveguide axis direction.Because the guide wavelength difference of these two patterns, at the other end of coupling regime, the power that output port A and output port B and output port C are coupled out from coupling regime be the power that from the ripple of two mode of operation TE10 patterns and TE30 pattern, is coupled out respectively and.By width and the length of choosing coupling regime, and size and the position of input port, isolated port B, isolated port C and output port A, output port B, output port C, can make from the power phases of two mode of operations of output port A, output port B and output port C output and differ certain value, equate thereby make from the power of output port A, output port B and output port C output.At this moment, all energy are all exported from output port A, output port B and output port C coupling basically.Because two mode of operation TE10 patterns of input port excitation and TE30 satisfy naturally at isolated port B, isolated port C place and anti-phasely disappear mutually, the power that is coupled out from isolated port B, isolated port C is all very little, thereby isolated port B, isolated port C are used as isolation end.In order further to widen the bandwidth of operation of device, the shape of coupling regime, particularly width can suitably change to axis along the front and back of input port, can also increase groove A or metal boss (metal column) in coupling regime.Each input/output terminal can increase one or more levels matching section.Coupling regime and input port, isolated port B, isolated port C and output port A, output port B, output port C are shaped as other when distortion, and the operation principle that this six port H ground roll is led three-way power divider also can be set forth and understands according to above content.
Identical in the wideer working band of the power output of three output ports of the present utility model, can be used as the good waveguide power divider of amplitude consistency, be particularly suitable for serial connection formation multichannel power division network.That the utility model also has is simple in structure, volume is little, the characteristics that difficulty of processing is low.The utility model can be widely used in that antenna array, phased array radar and power are synthetic, missile guidance, military affairs and civil area such as communicate by letter.
Description of drawings
Fig. 1 is vertical view of the present utility model.
Fig. 2 is the vertical view of embodiment 1.
Fig. 3 is the result of calculation curve of embodiment 1.
Fig. 4 is the vertical view of embodiment 2.
The corresponding title of label in the accompanying drawing: 1-input port; 2-output port A; 4-isolated port B, 6-isolated port C, 3-output port B, 5-output port C, 7-coupling regime, 8-coupling aperture, 91-left side boss B; The right boss C of 92-, the 10-changeover portion.
Among the figure ↓ arrow represent the place ahead to, ↑ arrow represent the rear to, ← arrow represent left to, → arrow is represented right.Before and after to axis refer to by the place ahead to point to the rear to the axle straight line.
Embodiment
As shown in Figure 2, six port H ground rolls are led three-way power divider, comprise coupling regime 7, the input port 1 that is communicated with coupling regime 7, isolated port B4, isolated port C6, output port A2 and output port B3, output port C5, described input port 1 is positioned at the front end face of coupling regime 7, output port A2 is positioned at the rear end face of coupling regime 7, front end face and rear end face are coupling regime 7 two opposites in opposition to each other, isolated port B4 and isolated port C 6 lay respectively at the left and right sides of input port 1, output port B3, output port C5 lays respectively at the output port A2 left and right sides.Be provided with changeover portion 10 on input port 1, isolated port B4, isolated port C6, output port A2 and output port B3, the output port C5.At least 3 port center electric field vertical components are greater than horizontal component among input port 1, isolated port B4, isolated port C6, output port A2 and output port B3, the output port C5.
As shown in Figure 1.Along the front and back of input port 1 to axis direction, be provided with at least one group of barrier bodies assembly 81 in the coupling regime 7, each group barrier bodies assembly 81 comprises 2 obstruct posts, obstruct post upper end is connected with inwall on the coupling regime 7, the 7 times inwalls in lower end and coupling regime are connected, and has the gap between 2 obstruct posts in each group barrier bodies assembly 81.2 obstruct posts in each group barrier bodies assembly 81 with respect to the front and back of input port 1 to the axis symmetry arrangement.In described coupling regime 7, have 2 coupling apertures 8 at least.When the number of coupling aperture 8 was 1, then barrier bodies assembly 81 numbers were 1, and 2 obstruct posts in the barrier bodies assembly 81 all are connected with coupling regime 7 front end faces or rear end face, and namely barrier bodies assembly 81 is the part of front end face or rear end face; When the number of coupling aperture 8 was 2, then barrier bodies assembly 81 numbers were 1, and all there are the gap in 2 obstruct posts in the barrier bodies assembly 81 with coupling regime 7 front end faces and rear end face, and gap described herein is coupling aperture; When the number of coupling aperture 8 greater than 2 the time, then barrier bodies assembly 81 numbers are greater than 2, all there is the gap in 2 obstruct posts in the barrier bodies assembly 81 with coupling regime 7 front end faces and rear end face, carrying out described herein is coupling aperture, and also have the gap between the adjacent two barrier bodies assemblies 81, carrying out described herein also is coupling aperture.
The utility model, is divided into the whole coupling regime 7 of stating between a plurality of coupled zones as boundary with barrier bodies assembly 81 from this, and the interval number of its coupling determines with the number of barrier bodies assembly 81.Finally reach the purpose of multi-region coupling.The gap that exists between the adjacent obstruct post constitutes a directed waveguide, makes the ripple directional transmissions.In the utility model, also there is the gap between the left inwall of obstruct post and coupling regime 7 and the right inwall, this gap namely constitutes between wave guide zone.Simultaneously, one group of barrier bodies assembly 81 of the utility model setting exists the gap to intercept forming of post by 2, therefore the utility model exists between 3 wave guide zone, corresponds respectively to above-mentioned input port 1, isolated port B4, isolated port C6, output port A2 and output port B3, output port C5; Between one of them wave guide zone be isolated port B to the waveguiding structure of output port B, between another wave guide zone be input port to the waveguiding structure of output port A, be that output port C is to the waveguiding structure of isolated port C between a remaining wave guide zone.2 obstruct posts in each group barrier bodies assembly 81, can cause that power amplifier is output as and wait all exporting to the axis symmetry arrangement with respect to the front and back of input port 1.
Concrete, as shown in Figure 1, have 4 groups of barrier bodies assemblies, and each group barrier bodies assembly only is connected between top and bottom and coupled zone, therefore there are 5 coupling apertures.As shown in Figure 2, have 3 groups of barrier bodies assemblies, and each group barrier bodies assembly only is connected between top and bottom and coupled zone, therefore has 4 coupling apertures.
It is the left-right symmetric structure with respect to the front and back of input port 1 to axis that this six port H ground roll is led three-way power divider.
The basic configuration of coupling regime 7 is the cuboid structure, the cross section of the cross section of input port 1, the cross section of isolated port B4, isolated port C6, the cross section of output port A2, the cross section of output port B3, output port C5.
4 coupling apertures of regulating coupling usefulness are arranged in the coupling regime 7.
The upper surface that this six port H ground roll is led all structures of three-way power divider is positioned at same plane, and namely the upper surface of the upper surface of the upper surface of the upper surface of the upper surface of the upper surface of described input port 1, isolated port B4, isolated port C6 and output port A2, output port B3, output port C5 all is positioned at same plane with the upper surface of coupling regime 7.
As shown in Figure 3, wherein the S11 among Fig. 3 represents the reflection coefficient of input port 1, S21 represents that input port 1 is to the transmission coefficient of output port A2, S31 is expressed as input port 1 to the transmission coefficient of output port B3, S41 is expressed as input port 1 to the transmission coefficient of isolated port B4, and S53 represents the isolating coefficient of output port C5 and output port B3, and S23 represents the isolating coefficient of output port A2 and output port B3, S25 represents the isolating coefficient of output port C5 and output port A2.
The S parameter that this six port H ground roll that obtains according to the Structure Calculation of embodiment 1 is led three-way power divider therefrom as can be seen, arrive in the bandwidth of operation of 8.3GHz 7.5, the S parameter of the reflection of input port 1 is lower than-25dB, and the isolation of output port A2 and output port B3 is better than-13dB.Output port A2 and output port C5, the isolation between output port B3 and the output port C5 is higher than 20dB.And input port 1 is higher than-3.5dB to the S parameter of output port A2, output port B3 and output port C5.Consider that this power splitter is the left-right symmetric structure, the S parameter of other port obtains easily.Therefore, this embodiment provides a relative bandwidth of operation 10%, and Insertion Loss is lower than waveguide 3 road power splitters of 0.5dB.Its performance all is better than traditional power splitter.
As Fig. 4. only be that with the difference of embodiment 1 left and right sides inwall has increased the metal boss of regulating coupling usefulness in the coupling regime 7.
Above-mentioned only for giving an example.In the actual production, the left and right side of coupling regime 7 both can be one or more metal boss, and the shape of coupling regime 7 constitutes vertical view can be rectangle, trapezoidal or pattern that other are more complicated.Each input/output port both can be simple rectangular waveguide, other shapes of different shape that also can axis bending.
Can realize the utility model based on said structure.
Claims (8)
1. six port H ground rolls are led three-way power divider, comprise coupling regime (7), it is characterized in that, also comprise the input port (1), the isolated port B(4 that are communicated with coupling regime (7)), isolated port C(6), output port A(2) with output port B(3), output port C(5); Described input port (1) is positioned at the front end face of coupling regime (7), output port A(2) is positioned at the rear end face of coupling regime (7), front end face and rear end face are coupling regime (7) two opposites in opposition to each other, isolated port B(4) and isolated port C(6) lay respectively at the left and right sides of input port (1), output port B(3), output port C(5) lay respectively at output port A(2) left and right sides; Input port (1), isolated port B(4), isolated port C(6), output port A(2) with output port B(3), output port C(5) at least 3 port center electric field vertical components greater than horizontal component.
2. six port H ground rolls according to claim 1 are led three-way power divider, it is characterized in that, along the front and back of input port (1) to axis direction, be provided with at least one group of barrier bodies assembly (81) in the coupling regime (7), each group barrier bodies assembly (81) comprises that 2 lay respectively at the left side of input port (1) normal and the obstruct post on the right, obstruct post upper end is gone up inwall with coupling regime (7) and is connected, the lower end is connected with inwall under the coupling regime (7), between the adjacent barrier bodies assembly (81) of input port (1) normal direction arrangement, there is coupling aperture (8), has the gap between 2 obstruct posts in each group barrier bodies assembly (81).
3. six port H ground rolls according to claim 2 are led three-way power divider, it is characterized in that, left inwall at described coupling regime (7) is provided with at least one left boss B(91), and left boss B(91) protrusion direction point to coupling regime (7) inside; Right inwall at described coupling regime (7) is provided with at least one right boss C(92), and right boss C(92) protrusion direction point to coupling regime (7) inside.
4. lead three-way power divider according to any described six port H ground rolls among the claim 1-3, it is characterized in that described input port (1), isolated port B(4), isolated port C(6), output port A(2), output port B(3), output port C(5) be rectangular waveguide or ridge waveguide or band line or coaxial configuration.
5. lead three-way power divider according to any described six port H ground rolls among the claim 2-3, it is characterized in that, all structures comprise coupling regime (7), isolated port B(4), isolated port C(6), input port (1), output port B(3), output port C(5), output port A (2), barrier bodies assembly (81), coupling aperture (8), left boss B(91) and right boss C(92) be left-right symmetric with respect to the normal direction of input port (1).
6. lead three-way power divider according to any described six port H ground rolls among the claim 1-3, it is characterized in that, input port (1) and output port A (2) are the left-right symmetric shape, and the front and back of described input port (1) are to axis and output port A(2) front and back to dead in line.
7. lead three-way power divider according to any described six port H ground rolls among the claim 1-3, it is characterized in that input port (1), isolated port B(4), isolated port C(6), output port A(2) with output port B(3), output port C(5) on be provided with changeover portion (10).
8. lead three-way power divider according to any described six port H ground rolls among the claim 1-3, it is characterized in that upper surface, the isolated port B(4 of described input port (1)) upper surface, isolated port C(6) upper surface and output port A(2) upper surface, output port B(3) upper surface, output port C(5) upper surface all be positioned at same plane with the upper surface of coupling regime (7).
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| CN 201320108489 CN203150683U (en) | 2013-03-11 | 2013-03-11 | Six-port H plane waveguide three-way power divider |
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| CN 201320108489 CN203150683U (en) | 2013-03-11 | 2013-03-11 | Six-port H plane waveguide three-way power divider |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681909A (en) * | 2013-11-27 | 2015-06-03 | 中国航空工业集团公司雷华电子技术研究所 | Waveguide slot three-way power divider |
| CN111029702A (en) * | 2019-12-08 | 2020-04-17 | 南京航空航天大学 | Waveguide three-way power divider with built-in load |
-
2013
- 2013-03-11 CN CN 201320108489 patent/CN203150683U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681909A (en) * | 2013-11-27 | 2015-06-03 | 中国航空工业集团公司雷华电子技术研究所 | Waveguide slot three-way power divider |
| CN111029702A (en) * | 2019-12-08 | 2020-04-17 | 南京航空航天大学 | Waveguide three-way power divider with built-in load |
| CN111029702B (en) * | 2019-12-08 | 2021-07-23 | 南京航空航天大学 | Waveguide three-way power divider with built-in load |
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Granted publication date: 20130821 Termination date: 20160311 |