CN208873861U - Wideband filtered power splitter based on S-band - Google Patents
Wideband filtered power splitter based on S-band Download PDFInfo
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- CN208873861U CN208873861U CN201821795927.9U CN201821795927U CN208873861U CN 208873861 U CN208873861 U CN 208873861U CN 201821795927 U CN201821795927 U CN 201821795927U CN 208873861 U CN208873861 U CN 208873861U
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Abstract
The utility model provides a kind of wideband filtered power splitter based on S-band, comprising: the first microstrip line construction, the second microstrip line construction, third microstrip line construction；First microstrip line construction includes the second coupling output section of the first coupling output section of rectangular input unit and bar shaped, bar shaped；Second microstrip line construction include the first impedance match portion, the second impedance match portion, the first coupling input portion, bar shaped third coupling output section, bar shaped the 4th coupling output section；First impedance match portion is connect with the other end of the first branch, and the second impedance match portion is connect with the other end of the second branch；Third microstrip line construction includes T-type resonance structure.The model filters power splitter is at low cost, which can introduce multiple resonance points, and each resonance point reasonable layout, passband and stopband obtain superperformance.
Description
Technical field
The utility model relates to power splitter technical field, in particular to a kind of wideband filtered power splitter based on S-band.
Background technique
S-band (2-4GHz (Gigahertz)) is the common wave band of China's radar and satellite communication system.For a long time, it defends
Star mobile communication field is to be monopolized by foreign countries, but in August, 2016, the successful launch of logical 01 star of No.1 in China day indicates
China formally marched toward the forefront of field of satellite mobile communication, China welcomes the golden period of development in S communication satellite system, this
Imply that China further widelys popularize S-band mobile communication terminal device in the future.In the prior art, based on the function of S-band
Divide device often not have filter function, needs that filter additionally is arranged, increase cost.
Utility model content
The technical problems to be solved in the utility model is to overcome the power splitter based on S-band of the prior art not have
The defect of filter function provides a kind of wideband filtered power splitter based on S-band.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of wideband filtered power splitter based on S-band should be axisymmetric shape based on the wideband filtered power splitter of S-band
Shape, comprising: the first microstrip line construction, the second microstrip line construction, third microstrip line construction, input terminal, the first output end, second defeated
Outlet；
First microstrip line construction includes the second coupling of the first coupling output section of rectangular input unit and bar shaped, bar shaped
Output section, a short side of input unit is as input terminal；Another short side of one end and input unit of the first coupling output section
One end connection, the direction that the first coupling output section extends are parallel with the long side of input unit；Second coupling output section one end with it is defeated
Enter the other end connection of another short side in portion, the direction that the second coupling output section extends is parallel with the long side of input unit；
Second microstrip line construction includes the first impedance match portion, the second impedance match portion, the first coupling input portion, bar shaped
Third couples the 4th coupling output section of output section, bar shaped；First coupling input portion includes the first branch, the second branch and first
Interconnecting piece, one end of first connecting portion are connect with one end of the first branch, and the one of the other end of first connecting portion and the second branch
End connection, the first coupling output section, another short side of input unit and the second coupling output section surround the first coupling input portion；The
One interconnecting piece is parallel to another short side of input unit, and there are gaps between first connecting portion and another short side of input unit；
First branch is parallel to the first coupling output section, and the first branch couples between output section that there are gaps with first；Second branch is flat
Row couples output section in second, and the second branch couples between output section that there are gaps with second；
First impedance match portion is connect with the other end of the first branch, the other end of the second impedance match portion and the second branch
Connection；
Third couples output section and is arranged along the direction that the first branch extends, and third coupling output section is another with the first branch
End connection, the 4th coupling output section are arranged along the direction that the second branch extends, and the 4th coupling output section is another with the second branch
End connection；
Third microstrip line construction includes T-type resonance structure, T-type resonance structure by the second coupling input portion, the first output section,
Second output section composition；Second coupling input portion is set between the first impedance match portion and the second impedance match portion；First is defeated
The one end in portion is connect with the one end in the second coupling input portion out, and the one end in one end of the second output section and the second coupling input portion connects
It connects；The other end of first output section is as the first output end, and the other end of the second output section is as second output terminal；
First impedance match portion and the second impedance match portion are symmetrical；
First output section and the second output section are symmetrical.
Preferably, the first output section is S-shaped, the second output section is S-shaped, and the second coupling input portion includes isolation resistance, the
Three branches, the 4th branch and second connecting portion；One end of second connecting portion is connect with one end of third branch, second connecting portion
The other end is connect with one end of the 4th branch, and third branch is parallel with third coupling output section, and third branch couples defeated with third
There are gaps between portion out, and the 4th branch is parallel with the 4th coupling output section, and the 4th branch couples with the 4th to deposit between output section
In gap；
One end of isolation resistance is connect with the other end of third branch, and the other end of isolation resistance is another with the 4th branch
End connection；
One end of isolation resistance is also connect with one end of the first output section, the other end of isolation resistance also with the second output section
One end connection.
Preferably, the first impedance match portion includes the second matching branch, bar shaped of the first matching branch of bar shaped, bar shaped
Third matches branch；One end of first matching branch is vertical with the other end of the first branch to be connect, and first matches the another of branch
Hold the side of the other end for connecting, matching branch to second from one end of the second matching branch vertical with one end of the second matching branch
To with positive direction on the contrary, positive direction be from one end of the first branch to the direction of the other end of the first branch；
One end of third matching branch is connect with the other end of the second matching branch, and third matches branch and the first branch is flat
Row, the direction from one end of third matching branch to the other end of third matching branch is with positive direction on the contrary, third matches branch
Width less than second matching branch width, third matching branch middle line with second match branch middle line be overlapped.
Preferably, the junction that the first matching branch matches branch with second is provided with 45 degree of the first outer chamfer.
Preferably, the first output section includes the first minor matters, the second minor matters, third minor matters；One end of first minor matters is provided with
One end of sharp portion, sharp portion and isolation resistance connects, and the other end of the first minor matters is connect with one end of the second minor matters, and second
The other end of section is connect with third minor matters, and the second minor matters are vertical with the first branch, and third minor matters are parallel with the first branch, from third
One end of minor matters to third minor matters the other end direction it is identical as positive direction；
The junction of second minor matters and third minor matters is provided with 45 degree of the second outer chamfer；
Angle between first minor matters and the second minor matters is obtuse angle, and the junction of the first minor matters and the second minor matters is provided with the
Three outer chamfers；
The other end of third minor matters is as the first output end.
Preferably, the impedance of the first output section and the second output section is 50 Europe.
Preferably, the wideband filtered power splitter based on S-band further includes dielectric-slab, the first microstrip line construction, the second micro-strip
Cable architecture, third microstrip line construction are all set in the surface of dielectric-slab；
The dielectric constant of dielectric-slab is 3.66.
Preferably, dielectric-slab with a thickness of 30 mils (mil, i.e. mil, be equal to 0.0254 millimeter).
Preferably, W1=2.5 millimeters, W2=1.07 millimeters, W3=0.28 millimeter, W4=0.22 millimeter, W5=1.64 millimeters,
L1=14 millimeters, L2=15.64 millimeters, L3=15.57 millimeters, L4=15.5 millimeters, S1=0.16 millimeter, g1=1 millimeter, R1=
110 Europe；
W1For the width of input unit, W2For the width of the second matching branch, W3The width of branch, W are matched for third4It is
The width of three coupling output sections, W5For the width of third minor matters, L1For the length of input unit, L2For the first matching branch and second
Match the sum of the length of branch, L3The length of branch, L are matched for third4For the length of the first branch, S1Third couples output section
The width in the gap between third branch, g1The vertical range between one end and first connecting portion of the first coupling output section, R1
For the resistance value of isolation resistance.
The positive effect of the utility model is: the utility model provides the broadband that a kind of passband is S-band and filters
Wave power splitter, the model filters power splitter is at low cost, which can introduce multiple resonance points, and each resonance point rationally divides
Cloth, passband and stopband obtain superperformance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the wideband filtered power splitter based on S-band of a preferred embodiment of the utility model.
Fig. 2 is the first microstrip line of the wideband filtered power splitter based on S-band of a preferred embodiment of the utility model
The structural schematic diagram of structure.
Fig. 3 is the second microstrip line of the wideband filtered power splitter based on S-band of a preferred embodiment of the utility model
The structural schematic diagram of structure.
Fig. 4 is the third microstrip line of the wideband filtered power splitter based on S-band of a preferred embodiment of the utility model
The structural schematic diagram of structure.
Fig. 5 is the S of the wideband filtered power splitter based on S-band of a preferred embodiment of the utility model21And S11It is imitative
True result and test result curve graph.
Fig. 6 is the S of the wideband filtered power splitter based on S-band of a preferred embodiment of the utility model23Emulation knot
Fruit and test result curve graph.
Specific embodiment
A preferred embodiment is named, and completely illustrates the utility model in conjunction with attached drawing to become apparent from.
The present embodiment provides a kind of, and the wideband filtered power splitter based on S-band should be filtered referring to Fig.1 based on the broadband of S-band
Wave power splitter is that one-to-two power splitter includes an input terminal (input terminal PORT1) and two output end (the first output ends
PORT2, second output terminal PORT3), it is axisymmetric shape.The wideband filtered power splitter based on S-band further include: first is micro-
Strip line structure 1, the second microstrip line construction 2, third microstrip line construction 33.First microstrip line construction 1, the second microstrip line construction 2,
Three microstrip line constructions 3 are made of microstrip line.
Referring to Fig.1, Fig. 2, the first microstrip line construction 1 include the first coupling output section of rectangular input unit 11 and bar shaped
12, the second coupling output section 13 of bar shaped, a short side of input unit 11 is as input terminal PORT1；First coupling output section 12
One end connect with one end of another short side of input unit 11, the direction and input unit 11 that the first coupling output section 12 extends
Long side is parallel；One end of second coupling output section 13 is connect with the other end of another short side of input unit 11, and the second coupling is defeated
The direction that portion 13 extends out is parallel with the long side of input unit 11.
Referring to Fig.1, Fig. 3, the second microstrip line construction 2 include the first impedance match portion 21, the second impedance match portion 22, first
Coupling input portion 23, bar shaped third coupling output section 2424, bar shaped the 4th coupling output section 25；First coupling input portion 23
Including the first branch 231, the second branch 232 and first connecting portion 233, one end of first connecting portion 233 and the first branch 231
One end connection, the other end of first connecting portion 233 are connect with one end of the second branch 232, the first coupling output section 12, input unit
Another short side and second coupling output section 13 surround the first coupling input portion 23；First connecting portion 233 is parallel to input unit
Another short side, there are gaps between first connecting portion 233 and another short side of input unit；First branch 231 is parallel to
First coupling output section 12, the first branch 231 couple between output section 12 that there are gaps with first；Second branch 232 is parallel to
Second coupling output section 13, the second branch 232 couple between output section 13 that there are gaps with second.First impedance match portion 21 with
The other end of first branch 231 connects, and the second impedance match portion 22 is connect with the other end of the second branch 232.Third coupling is defeated
Portion 24 is arranged along the direction that the first branch 231 extends out, and third coupling output section 24 is connect with the other end of the first branch 231,
4th coupling output section 25 is arranged along the direction that the second branch 232 extends, and the 4th coupling output section 25 is another with the second branch 232
One end connection.The width that first branch 231, the second branch 232, third coupling output section 24 and the 4th couple output section 25 is homogeneous
Deng.
Referring to Fig.1, Fig. 3, the first impedance match portion 21 include the second matching of the first matching branch 211 of bar shaped, bar shaped
Branch 212, bar shaped third match branch 213；One end of first matching branch 211 is vertical with the other end of the first branch 231
Connection, the other end of the first matching branch 211 is vertical with one end of the second matching branch 212 to be connect, from the second matching branch 212
One end to the second matching branch 212 the other end direction and positive direction on the contrary, positive direction is from one end of the first branch 231
To the direction of the other end of the first branch 231.The other end that one end of third matching branch 213 matches branch 212 with second connects
It connects, third matching branch 213 is parallel with the first branch 231, matches branch 213 to third from one end of third matching branch 213
The other end direction with positive direction on the contrary, third matches the width of the width of branch 213 less than the second matching branch 212, the
The middle line of three matching branches 213 is overlapped with the middle line of the second matching branch 212.First matching branch 211 matches branch with second
212 junction is provided with 45 degree of the first outer chamfer.
Referring to Fig.1, Fig. 3, the second impedance match portion 22 and the first impedance match portion 21 symmetrically, repeat no more.
Referring to Fig.1, Fig. 4, third microstrip line construction 3 include T-type resonance structure, and the T-type resonance structure is defeated by the second coupling
Enter portion 31, the first output section 32, the second output section 33 composition；Second coupling input portion 31 is set to 21 He of the first impedance match portion
Between second impedance match portion 22；One end of first output section 32 is connect with the one end in the second coupling input portion 31, the second output
The one end in portion 33 is connect with the one end in the second coupling input portion 31；The other end of first output section 32 is as the first output end
PORT2, the other end of the second output section 33 is as second output terminal PORT3.
Referring to Fig.1, Fig. 4, the first output section 32 are S-shaped, and the second output section 33 is S-shaped, and the second coupling input portion 31 includes
Isolation resistance R1, third branch 311, the 4th branch 312 and second connecting portion 313；One end of second connecting portion 313 and third point
One end connection of branch 311, the other end of second connecting portion 313 connect with one end of the 4th branch 312, third branch 311 and the
Three coupling output sections 24 are parallel, and third branch 311 is coupled between output section 24 with third there are gap, the 4th branch 312 and the
Four coupling output sections 25 are parallel, and the 4th branch 312 couples between output section 25 that there are gaps with the 4th；Isolation resistance R1One end
It is connect with the other end of third branch 311, isolation resistance R1The other end connect with the other end of the 4th branch 312；Isolation electricity
Hinder R1One end also connect with one end of the first output section 32, isolation resistance R1One end also with the second output section 33 of the other end
Connection.Isolation resistance R1It can be improved the isolation between the first output section 32 and the second output section 33, prevent two-way output letter
It is interfered with each other between number.Isolation resistance R1Resistance value be 110 Europe.
First output section 32 includes the first minor matters 321, the second minor matters 322, third minor matters 323；One end of first minor matters 321
It is provided with sharp portion, one end of sharp portion and isolation resistance connects, and the one of the other end of the first minor matters 321 and the second minor matters 322
End connection, the other end of the second minor matters 322 are connect with third minor matters 323, and the second minor matters 322 are vertical with the first branch 231, third
Minor matters 323 are parallel with the first branch 231, from one end of third minor matters 323 to the direction of the other end of third minor matters 323 and pros
To identical；Second minor matters 322 are provided with 45 degree of the second outer chamfer with the junction of third minor matters 323；First minor matters 321 and
Angle between two minor matters 322 is obtuse angle, and the junction of the first minor matters 321 and the second minor matters 322 is provided with third outer chamfer；The
The other end of three minor matters 323 is as the first output end PORT2.
Referring to Fig.1, Fig. 4, the first output section 32 and the second output section 33 symmetrically, repeat no more.First output section 32
Impedance with the second output section 33 is 50 Europe.
In order to realize impedance matching, W1=2.5 millimeters, W2=1.07 millimeters, W3=0.28 millimeter, W4=0.22 millimeter, W5
=1.64 millimeters, L1=14 millimeters, L2=15.64 millimeters, L3=15.57 millimeters, L4=15.5 millimeters, S1=0.16 millimeter, g1
=1 millimeter, W1For the width of input unit, W2For the width of the second matching branch 212, W3The width of branch 213 is matched for third,
W4The width of output section 24, W are coupled for third5For the width of third minor matters 323, L1For the length of input unit, L2For the first matching
The length that branch 211 matches branch 212 with second and, L3The length of branch 213, L are matched for third4For the first branch 231
Length, S1Third couples the width in the gap between output section 24 and third branch 311, g1It is the one of the first coupling output section 12
Vertical range between end and first connecting portion 233.
When using the wideband filtered power splitter based on S-band of the present embodiment, signal is inputted by input terminal PORT1, warp
It is divided into two-way after crossing input unit, first via signal is coupled to the first branch 231, then arrives by the first coupling output section 12
Output section 24 is coupled up to third, is further coupled to third branch 311, then, first via signal reaches the by the first output section 32
One output end PORT2；Second road signal is coupled to the second branch 232 by coupling output section, and it is defeated then to reach the 4th coupling
Portion 25 out are further coupled to the 4th branch 312, and then, second road signal reaches second output terminal by the second output section 33
PORT3。
According to design parameter, the centre frequency of the wideband filtered power splitter based on S-band of the present embodiment is 3GHz, 3dB
(decibel) band connection frequency is 2-4GHz, and 3dB relative bandwidth is that 67%, 20dB cutoff frequency point is 1.9GHz and 4.1GHz.The filter
The frequency location of two transmission zeros of wave power splitter is 1.9GHz and 4.1GHz, and corresponding electrical length is 57 ° (degree) and 123 °.It should
The frequency of the position of three poles of model filters power splitter is 2.1GHz, 3GHz and 3.9GHz, and corresponding electrical length is respectively 63 °, 90 °
With 117 °.
Carrying out S parameter using wideband filtered power splitter based on S-band of the Network Analyzer to the present embodiment, (scattering is joined
Number) measurement, test the positive transmission coefficient S measured21(S21Test result) and input reflection coefficient S11Test result such as Fig. 5 institute
Show.Fig. 5 also shows S21Simulation result and S11Simulation result.The equivalent mould of the wideband filtered power splitter according to simulation result
It is that type emulates as a result, test result is to carry out the obtained result of actual test to the wideband filtered power splitter.Measurement obtains
The centre frequency of model filters power splitter is 3GHz, and corresponding frequency point insertion loss is -3.41dB, and 3dB passband frequency range is 2.11-
4GHz, top attenuation outside a channel are less than -20dB within the scope of 0-1.8GHz, and lower sideband attenuation outside a channel is small within the scope of 4.2-5GHz
In -20dB.Carry input terminal reflection coefficient is less than -8.5dB.Output end isolation S23Test result and S23Simulation result such as Fig. 6
Shown, isolation is greater than 15dB in passband.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely examples, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or be repaired to these embodiments under the premise of without departing substantially from the principles of the present invention and essence
Change, but these change and modification each fall within the protection scope of the utility model.
Claims (9)
1. a kind of wideband filtered power splitter based on S-band, which is characterized in that the wideband filtered power splitter based on S-band
For axisymmetric shape, comprising: the first microstrip line construction, the second microstrip line construction, third microstrip line construction, input terminal, first defeated
Outlet, second output terminal；
First microstrip line construction includes the second coupling of the first coupling output section of rectangular input unit and bar shaped, bar shaped
Output section, a short side of the input unit is as the input terminal；One end of first coupling output section and the input
One end of another short side in portion connects, and the direction that first coupling output section extends is parallel with the long side of the input unit；
One end of second coupling output section is connect with the other end of another short side of the input unit, the second coupling output
The direction that portion extends is parallel with the long side of the input unit；
Second microstrip line construction includes the first impedance match portion, the second impedance match portion, the first coupling input portion, bar shaped
Third couples the 4th coupling output section of output section, bar shaped；First coupling input portion include the first branch, the second branch and
First connecting portion, one end of the first connecting portion are connect with one end of first branch, the first connecting portion it is another
End is connect with one end of second branch, and described first couples output section, another article of short side of the input unit and described the
Two coupling output sections surround first coupling input portion；It is another short to be parallel to the input unit for the first connecting portion
There are gaps between another short side of side, the first connecting portion and the input unit；First branch is parallel to described
First coupling output section, first branch couple between output section that there are gaps with described first；Second branch is parallel
In second coupling output section, second branch couples between output section that there are gaps with described second；
First impedance match portion is connect with the other end of first branch, second impedance match portion and described second
The other end of branch connects；
Third coupling output section is arranged along the direction that first branch extends, the third coupling output section and described the
The other end of one branch connects, and the 4th coupling output section is arranged along the direction that second branch extends, the 4th coupling
Output section is closed to connect with the other end of second branch；
The third microstrip line construction includes T-type resonance structure, and the T-type resonance structure is by the second coupling input portion, first defeated
Portion, the second output section composition out；Second coupling input portion is set to first impedance match portion and second impedance
Between matching part；One end of first output section is connect with the one end in second coupling input portion, second output section
One end connect with the one end in second coupling input portion；The other end of first output section is as first output
End, the other end of second output section is as the second output terminal；
First impedance match portion and second impedance match portion are symmetrical；
First output section and second output section are symmetrical.
2. the wideband filtered power splitter based on S-band as described in claim 1, which is characterized in that first output section is S
Shape, second output section are S-shaped, and second coupling input portion includes isolation resistance, third branch, the 4th branch and second
Interconnecting piece；One end of the second connecting portion is connect with one end of the third branch, the other end of the second connecting portion with
One end of 4th branch connects, and the third branch is parallel with third coupling output section, the third branch and institute
It stating between third coupling output section there are gap, it is parallel that the 4th branch with the described 4th couples output section, and described 4th point
Branch couples between output section that there are gaps with the described 4th；
One end of the isolation resistance is connect with the other end of the third branch, the other end of the isolation resistance and described the
The other end of four branches connects；
One end of the isolation resistance is also connect with one end of first output section, the other end of the isolation resistance also with institute
State one end connection of the second output section.
3. the wideband filtered power splitter based on S-band as claimed in claim 2, which is characterized in that first impedance matching
Portion include bar shaped first matching branch, bar shaped second matching branch, bar shaped third matching branch；First matching point
One end of branch is vertical with the other end of first branch to be connect, and the other end of first matching branch is matched with described second
One end of branch vertically connects, from it is described second matching branch one end to it is described second matching branch the other end direction with
Positive direction is on the contrary, the positive direction is from one end of first branch to the direction of the other end of first branch；
One end of third matching branch is connect with the other end of second matching branch, the third matching branch and institute
State that the first branch is parallel, from one end of third matching branch to the direction of the other end of third matching branch and square
To on the contrary, the width of third matching branch is less than the width of second matching branch, the third is matched in branch
Line is overlapped with the middle line of second matching branch.
4. the wideband filtered power splitter based on S-band as claimed in claim 3, which is characterized in that first matching branch
The junction for matching branch with described second is provided with 45 degree of the first outer chamfer.
5. the wideband filtered power splitter based on S-band as claimed in claim 4, which is characterized in that the first output section packet
Include the first minor matters, the second minor matters, third minor matters；One end of first minor matters is provided with sharp portion, the sharp portion with it is described
One end of isolation resistance connects, and the other end of first minor matters is connect with one end of second minor matters, second minor matters
The other end connect with the third minor matters, second minor matters are vertical with first branch, the third minor matters with it is described
First branch is parallel, from one end of the third minor matters to the direction of the other end of the third minor matters and the positive direction phase
Together；
The junction of second minor matters and the third minor matters is provided with 45 degree of the second outer chamfer；
Angle between first minor matters and second minor matters is obtuse angle, the company of first minor matters and second minor matters
The place of connecing is provided with third outer chamfer；
The other end of the third minor matters is as first output end.
6. the wideband filtered power splitter based on S-band as claimed in claim 5, which is characterized in that first output section and
The impedance of second output section is 50 Europe.
7. the wideband filtered power splitter based on S-band as described in claim 1, which is characterized in that the width based on S-band
Band model filters power splitter further includes dielectric-slab, and first microstrip line construction, the second microstrip line construction, third microstrip line construction are all provided with
It is placed in the surface of the dielectric-slab；
The dielectric constant of the dielectric-slab is 3.66.
8. the wideband filtered power splitter based on S-band as claimed in claim 7, which is characterized in that the thickness of the dielectric-slab
For 30 mils.
9. the wideband filtered power splitter based on S-band as claimed in claim 6, which is characterized in that W1=2.5 millimeters, W2=
1.07 millimeters, W3=0.28 millimeter, W4=0.22 millimeter, W5=1.64 millimeters, L1=14 millimeters, L2=15.64 millimeters, L3=
15.57 millimeter, L4=15.5 millimeters, S1=0.16 millimeter, g1=1 millimeter, R1=110 Europe；
W1For the width of the input unit, W2For the width of the second matching branch, W3The width of branch, W are matched for third4It is described
Third couples the width of output section, W5For the width of the third minor matters, L1For the length of the input unit, L2It is described first
The matching branch length that matches branch with described second and, L3The length of branch, L are matched for the third4It is described first point
The length of branch, S1Third couples the width in the gap between output section and the third branch, g1For first coupling output section
One end and the first connecting portion between vertical range, R1For the resistance value of the isolation resistance.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474138A (en) * | 2019-08-29 | 2019-11-19 | 南京智能高端装备产业研究院有限公司 | A kind of restructural function filter-divider |
| CN111224206A (en) * | 2020-01-13 | 2020-06-02 | 电子科技大学 | Microstrip power divider with ultra-wide stop band |
| CN111224207A (en) * | 2020-01-13 | 2020-06-02 | 电子科技大学 | Broadband power divider |
| CN113193317A (en) * | 2021-05-14 | 2021-07-30 | 南京智能高端装备产业研究院有限公司 | Double-passband power division filter adopting single-layer circular patch |
| CN117374543A (en) * | 2023-12-05 | 2024-01-09 | 兰州交通大学 | Integrated resonance suppression power divider |
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| CN110474138A (en) * | 2019-08-29 | 2019-11-19 | 南京智能高端装备产业研究院有限公司 | A kind of restructural function filter-divider |
| CN110474138B (en) * | 2019-08-29 | 2021-01-08 | 南京智能高端装备产业研究院有限公司 | Reconfigurable power division filter |
| CN111224206A (en) * | 2020-01-13 | 2020-06-02 | 电子科技大学 | Microstrip power divider with ultra-wide stop band |
| CN111224207A (en) * | 2020-01-13 | 2020-06-02 | 电子科技大学 | Broadband power divider |
| CN113193317A (en) * | 2021-05-14 | 2021-07-30 | 南京智能高端装备产业研究院有限公司 | Double-passband power division filter adopting single-layer circular patch |
| CN117374543A (en) * | 2023-12-05 | 2024-01-09 | 兰州交通大学 | Integrated resonance suppression power divider |
| CN117374543B (en) * | 2023-12-05 | 2024-04-19 | 兰州交通大学 | Integrated resonance suppression power divider |
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