CN207265208U - A kind of BJ320 mono- divides three waveguide power dividers - Google Patents
A kind of BJ320 mono- divides three waveguide power dividers Download PDFInfo
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- CN207265208U CN207265208U CN201721299775.9U CN201721299775U CN207265208U CN 207265208 U CN207265208 U CN 207265208U CN 201721299775 U CN201721299775 U CN 201721299775U CN 207265208 U CN207265208 U CN 207265208U
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Abstract
Divide three waveguide power dividers the utility model discloses a kind of BJ320 mono-, including decile one-to-two power splitter, first not decile one-to-two power splitter and the second not decile one-to-two power splitter；Two output ports of decile one-to-two power splitter respectively with first not the input port of decile one-to-two power splitter and the second not decile one-to-two power splitter be connected, first not the width ratio of decile one-to-two power splitter and second not two output ports of decile one-to-two power splitter be 1：2；First not the output port on the right side of decile one-to-two power splitter merge the output port for being provided as one point of three waveguide power divider with the second output port not on the left of decile one-to-two power splitter.Millimeter waveguide BJ320 can be carried out one point three by the utility model in 33.5 ~ 36.5GHz, and input/output port is standard BJ320 waveguide mouths, good with versatility, and power splitter Insertion Loss is small, and standing wave is good, and phase equalization is good between port.
Description
Technical field
It the utility model is related to a kind of BJ320 mono- and divide three waveguide power dividers, belong to technical field of micro communication.
Background technology
Usual millimeter waveguide BJ320 waveguide power dividers can use even number Lu Gongfen, and even number Lu Gongfen uses have limitation
Property, when load is odd number road, even number road does not apply to, and unnecessary port needs loading, causes waste and the increase of cost.
Utility model content
Goal of the invention：For problems of the prior art, the utility model aim is that providing a kind of BJ320 mono- divides
Three waveguide power dividers, are combined using decile with not decile power splitter, by millimeter waveguide BJ320 carry out one point three, with suitable for
The power amplifier chain on odd number road.
Technical solution：To realize upper purpose, the utility model adopts the following technical solution：
A kind of BJ320 mono- divides three waveguide power dividers, including the not decile one-to-two power splitter of decile one-to-two power splitter, first
With the second not decile one-to-two power splitter；Two output ports of the decile one-to-two power splitter respectively with the first not decile one
The input port of point two power splitters and the second not decile one-to-two power splitter is connected, described first not decile one-to-two power splitter and
The width ratio of second not two output ports of decile one-to-two power splitter is 1：2；Described first not decile one-to-two work(point
First output port of the wider output port as one point of three waveguide power divider on the left of device, the described second not decile one-to-two work(
Threeth output port of the wider output port as one point of three waveguide power divider on the right side of point device, the described first not decile one-to-two
Output port on the right side of power splitter merges with the described second output port not on the left of decile one-to-two power splitter is provided as one
Divide the second output port of three waveguide power dividers；The width of first output port, the second output port and the 3rd output port
Degree is of same size with the input port of decile one-to-two power splitter, is standard BJ320 ports；The decile one-to-two power splitter
Input port top to first output port, the second output port and the path length phase of the 3rd output port bottom
Together；The decile one-to-two power splitter, first not decile one-to-two power splitter and second not decile one-to-two power splitter it is each defeated
Entering the transmission path of end to output terminal has the rectangular waveguide at both ends and middle waveguide gradual change to form.
Preferably, the input port duct width of the decile one-to-two power splitter is 3.5-3.6mm, length 5-
6mm, output port duct width are 1.75-1.8mm, length 3-5mm；First output port duct width is 3.5-3.6mm,
Length is 8-9mm；Second output port duct width is 3.5-3.6mm, length 9-11mm；3rd output port duct width
For 3.5-3.6mm, length 8-9mm.
Preferably, two work(of the decile one-to-two power splitter divide port duct width to be 1.75-1.8mm, length
For 3-5mm；Described first not two work(of decile one-to-two power splitter divide duct width wider in port to be 2.3-2.4mm, it is long
It is 1.75-1.85mm, length 5-7mm to spend for 6-8mm, relatively narrow duct width；Described second not decile one-to-two power splitter
Two work(divide duct width wider in port to be 2.3-2.4mm, and length 6-8mm, relatively narrow duct width is 1.75-
1.85mm, length 5-7mm.
Preferably, waveguide tapered length is 16-17mm in the decile one-to-two power splitter；Described first not decile one
Point two power splitters and second not a side waveguide tapered length wider in decile one-to-two power splitter be 14-16mm, relatively narrow one
Side waveguide tapered length is 10-12mm.
Preferably, one point of three waveguide power divider is equipped with corner cut in waveguide corner, waveguide corner realizes 90 degree
Rotation, corner cut is 45 degree of corner cuts.
Preferably, the waveguide power divider material is LF5 rustproof aluminum alloys.
Beneficial effect：The utility model first passes through first order power splitter (decile one-to-two power splitter), by standard BJ320 ends
Mouth is divided into two, and exports two ports, while work(point plus 45 degree of corner cuts, is effectively improved standing wave.Again by first order waveguide gradual change,
Work(point port is faded into standard port, then is turned round by waveguide, waveguide mouth is rotated by 90 °.Second level power splitter (not decile
One-to-two power splitter) by wave guide outlet according to 1:2 sizes are divided into two ports, and add corner cut to improve standing wave.The second level is wider
Work(point port be changed into standard port by waveguide gradual change width, then waveguide mouth is rotated by 90 ° by 45 degree of corner cuts.The second level
Relatively narrow work(divides ports port after gradual change, then by the symmetrical waveguide in left and right two by two-in-one, width is changed into normal end
Mouth is used as intermediate output.The utility model can by millimeter waveguide BJ320 33.5~36.5GHz carry out one point three, and
It is good with versatility and input/output port is standard BJ320 waveguide mouths, and power splitter Insertion Loss is small, and standing wave is good, between port
Phase equalization is good.
Brief description of the drawings
Fig. 1 is the structure chart of the utility model embodiment.
Fig. 2 is the simulation result schematic diagram of the utility model embodiment, wherein (a) is power splitter input port standing wave curve
Figure, (b) is power splitter output port Insertion Loss curve map, and (c) is power splitter output port phase curve figure.
Embodiment
With reference to specific embodiment, the utility model is furtherd elucidate.
As shown in Figure 1, a kind of BJ320 mono- disclosed in the utility model divides three waveguide power dividers, including decile one-to-two work(
Point device, first not decile one-to-two power splitter and the second not decile one-to-two power splitter；Two of decile one-to-two power splitter are defeated
Exit port respectively with first not the input port of decile one-to-two power splitter and the second not decile one-to-two power splitter be connected, first
The width ratio of decile one-to-two power splitter and second not two output ports of decile one-to-two power splitter is not 1：2；First
Not the first output port of output port wider on the left of decile one-to-two power splitter as one point of three waveguide power divider, second is not
Threeth output port of the wider output port as one point of three waveguide power divider on the right side of decile one-to-two power splitter, first differs
The output port divided on the right side of one-to-two power splitter merges setting with the second output port not on the left of decile one-to-two power splitter and makees
For the second output port of one point of three waveguide power divider；The width of first output port, the second output port and the 3rd output port
Degree is of same size with the input port of decile one-to-two power splitter, is standard BJ320 ports；Decile one-to-two power splitter it is defeated
The path length of inbound port top to the first output port, the second output port and the 3rd output port bottom is identical；Decile one
Point two power splitters, first not decile one-to-two power splitter and second not decile one-to-two power splitter each input terminal to output terminal
Transmission path has the rectangular waveguide at both ends and middle waveguide gradual change to form.
Wherein, the input port duct width of decile one-to-two power splitter is 3.5-3.6mm, length 5-6mm, output terminal
Mouth duct width is 1.75-1.8mm, length 3-5mm；First output port duct width is 3.5-3.6mm, length 8-
9mm；Second output port duct width is 3.5-3.6mm, length 9-11mm；3rd output port duct width is 3.5-
3.6mm, length 8-9mm.Two work(of decile one-to-two power splitter divide port duct width to be 1.75-1.8mm, length 3-
5mm；Described first not two work(of decile one-to-two power splitter divide duct width wider in port to be 2.3-2.4mm, length is
6-8mm, relatively narrow duct width are 1.75-1.85mm, length 5-7mm；Described second not decile one-to-two power splitter two
Work(divides duct width wider in port to be 2.3-2.4mm, and length 6-8mm, relatively narrow duct width is 1.75-1.85mm,
Length is 5-7mm；Waveguide tapered length is 16-17mm in decile one-to-two power splitter；Described first not decile one-to-two work(point
Device and second not a side waveguide tapered length wider in decile one-to-two power splitter be 14-16mm, a relatively narrow side waveguide is gradually
Change length is 10-12mm.
Illustrate the performance of the utility model with reference to a specific simulation example.Waveguide power divider material is LF5 antirusts
Aluminium, as shown in Figure 1, port 1,11,12,13 is standard BJ320, the width 3.556mm of port 1, long 5.89mm, port 2 is wide
1.778mm, long 4mm, 3 be the long 16.5mm of gradual change, and port 4 width 3.556mm, long 7.6mm, 5,10 are 45 degree of corner cut length of sides
3.556mm, the width 3.556mm of port 6, long 4.44mm, port 7 width 2.37mm, long 7mm, 8 are the long 15mm of gradual change, and port 9 is wide
3.556mm, long 5.5mm, 11,13 output ports 1,3, wide 3.556mm, long 8.5mm, 12 output ports, wide 3.556mm are long
10mm, port 18 width 1.78mm, long 6mm, 19 are the long 11mm of gradual change, and port 20 width 1.778mm, long 8.7mm, 14,15 are 45 degree
Corner cut length of side 1.4mm.16 be 45 degree of corner cut length of side 1.98mm, and 17 be 45 degree of corner cut length of side 2.21mm.From input port to three
Output port path length is basically identical.
In the present solution, first passing through decile, standard BJ320 ports are divided into two, duct width is 3.556mm as first
Level work(point, exports two ports, port width is 1.778mm.Work(point plus 45 degree of corner cuts, corner cut 1.4mm, improvement are stayed at the same time
Ripple so that standing wave ＜ 1.05.By first order waveguide gradual change, 1.778mm is faded into standard 3.556mm, then turn by waveguide
It is curved, waveguide mouth is rotated by 90 °, corner cut size is 3.556mm, and corner cut angle is 45 degree.Second level power splitter is by wave guide outlet
3.556mm according to 1:2 sizes are divided into two ports, and width is 2.37mm, 1.18mm respectively, and corresponding two 45 degree of corner cuts are respectively
1.98mm 2.21mm.The port of 2.37mm is changed into 3.556mm by waveguide gradual change width, then by 45 degree of corner cuts by waveguide mouth
It is rotated by 90 °.1.18mm ports are changed into 1.778mm, waveguide or so two symmetrically by gradual change width, then by two-in-one, width
It is changed into 3.556mm as intermediate output.3rd output port and the first output port symmetrical configuration.Fig. 2 is exemplary imitative for this
True result figure, as can be seen from Figure, (33.5~36.5GHz) input and output standing wave ＜ 1.07 in band, Insertion Loss ＜ 0.4, phase
Poor 6 ° of ＜.
Claims (7)
1. a kind of BJ320 mono- divides three waveguide power dividers, it is characterised in that including not decile one of decile one-to-two power splitter, first
Point two power splitters and the second not decile one-to-two power splitter；Two output ports of the decile one-to-two power splitter are respectively with
One not the input port of decile one-to-two power splitter and the second not decile one-to-two power splitter be connected, described first not decile one divide
The width ratio of two power splitters and second not two output ports of decile one-to-two power splitter is 1：2；Described first not decile
First output port of the wider output port as one point of three waveguide power divider on the left of one-to-two power splitter, described second differs
Divide threeth output port of the output port wider on the right side of one-to-two power splitter as one point of three waveguide power divider, described first is not
Output port on the right side of decile one-to-two power splitter merges with the described second output port not on the left of decile one-to-two power splitter
It is provided as the second output port of one point of three waveguide power divider；First output port, the second output port and the 3rd are defeated
The width of exit port is of same size with the input port of decile one-to-two power splitter, is standard BJ320 ports；The decile one
Divide the input port top to first output port, the second output port and the road of the 3rd output port bottom of two power splitters
Electrical path length is identical；The decile one-to-two power splitter, first not decile one-to-two power splitter and the second not decile one-to-two work(point
The transmission path of device each input terminal to output terminal has the rectangular waveguide at both ends and middle waveguide gradual change to form.
2. a kind of BJ320 mono- according to claim 1 divides three waveguide power dividers, it is characterised in that the decile one-to-two
The input port duct width of power splitter is 3.5-3.6mm, and length 5-6mm, output port duct width is 1.75-1.8mm,
Length is 3-5mm；First output port duct width is 3.5-3.6mm, length 8-9mm；Second output port duct width
For 3.5-3.6mm, length 9-11mm；3rd output port duct width is 3.5-3.6mm, length 8-9mm.
3. a kind of BJ320 mono- according to claim 1 divides three waveguide power dividers, it is characterised in that the decile one-to-two
Two work(of power splitter divide port duct width to be 1.75-1.8mm, length 3-5mm；Described first not decile one-to-two work(point
Two work(of device divide duct width wider in port to be 2.3-2.4mm, and length 6-8mm, relatively narrow duct width is 1.75-
1.85mm, length 5-7mm；Described second not duct width wider in two work(point ports of decile one-to-two power splitter be
2.3-2.4mm, length 6-8mm, relatively narrow duct width are 1.75-1.85mm, length 5-7mm.
4. a kind of BJ320 mono- according to claim 1 divides three waveguide power dividers, it is characterised in that the decile one-to-two
Waveguide tapered length is 16-17mm in power splitter；Described first not decile one-to-two power splitter and the second not decile one-to-two work(
It is 14-16mm to divide a side waveguide tapered length wider in device, and a relatively narrow side waveguide tapered length is 10-12mm.
5. a kind of BJ320 mono- according to claim 1 divides three waveguide power dividers, it is characterised in that one point of three waveguide
Power splitter is equipped with corner cut in waveguide corner.
6. a kind of BJ320 mono- according to claim 4 divides three waveguide power dividers, it is characterised in that realizes waveguide corner
90 degree of rotations, corner cut is 45 degree of corner cuts.
7. a kind of BJ320 mono- according to claim 1 divides three waveguide power dividers, it is characterised in that the waveguide power divider
Material is LF5 rustproof aluminum alloys.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721299775.9U CN207265208U (en) | 2017-10-10 | 2017-10-10 | A kind of BJ320 mono- divides three waveguide power dividers |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247141A (en) * | 2019-06-12 | 2019-09-17 | 南京邮电大学 | Millimeter waveguide triplexer |
| CN110752429A (en) * | 2019-11-06 | 2020-02-04 | 江苏晟嘉微电子科技有限公司 | Ultra-wideband odd-equal power dividing circuit and design method |
| CN111987424A (en) * | 2020-08-21 | 2020-11-24 | 福耀玻璃工业集团股份有限公司 | Antenna structure, antenna glass assembly and vehicle |
-
2017
- 2017-10-10 CN CN201721299775.9U patent/CN207265208U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247141A (en) * | 2019-06-12 | 2019-09-17 | 南京邮电大学 | Millimeter waveguide triplexer |
| CN110752429A (en) * | 2019-11-06 | 2020-02-04 | 江苏晟嘉微电子科技有限公司 | Ultra-wideband odd-equal power dividing circuit and design method |
| CN111987424A (en) * | 2020-08-21 | 2020-11-24 | 福耀玻璃工业集团股份有限公司 | Antenna structure, antenna glass assembly and vehicle |
| CN111987424B (en) * | 2020-08-21 | 2022-03-15 | 福耀玻璃工业集团股份有限公司 | Antenna structure, antenna glass assembly and vehicle |
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