CN109193087A - A kind of novel four function filter-divider of high-performance dual-passband - Google Patents
A kind of novel four function filter-divider of high-performance dual-passband Download PDFInfo
- Publication number
- CN109193087A CN109193087A CN201811065676.3A CN201811065676A CN109193087A CN 109193087 A CN109193087 A CN 109193087A CN 201811065676 A CN201811065676 A CN 201811065676A CN 109193087 A CN109193087 A CN 109193087A
- Authority
- CN
- China
- Prior art keywords
- line
- coupling
- conduction band
- feeder line
- output
- 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.)
- Granted
Links
- 230000008878 coupling Effects 0.000 claims abstract description 63
- 238000010168 coupling process Methods 0.000 claims abstract description 63
- 238000005859 coupling reaction Methods 0.000 claims abstract description 63
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 238000002955 isolation Methods 0.000 claims abstract description 29
- 239000002184 metal Substances 0.000 claims abstract description 6
- 238000005452 bending Methods 0.000 claims description 8
- 238000001914 filtration Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005316 response function Methods 0.000 description 1
- 102220170293 rs146932796 Human genes 0.000 description 1
- 102220287733 rs1555526988 Human genes 0.000 description 1
- 102220101621 rs3852522 Human genes 0.000 description 1
- 102220062244 rs748527030 Human genes 0.000 description 1
- 102220122500 rs766642997 Human genes 0.000 description 1
- 102220283007 rs934176141 Human genes 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/212—Frequency-selective devices, e.g. filters suppressing or attenuating harmonic frequencies
-
- 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
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
The present invention discloses a kind of novel four function filter-divider of high-performance dual-passband, it is equipped with the Rectangular Enclosure with Participating Media substrate of metal ground plate including lower surface, is equipped with input port feeder line, the first output port feeder line, second output terminal mouth feeder line, third output port feeder line and the 4th output port feeder line in the upper surface of the Rectangular Enclosure with Participating Media substrate；It is equipped with first annular minor matters loaded type multimode resonator between the second output terminal mouth feeder line and input port feeder line, the second annular minor matters loaded type multimode resonator is equipped between the 4th output port feeder line and input port feeder line；The first isolation resistance is equipped between the first coupling input line and the second coupling input line, it is coupled in the first coupling output line with second and is equipped with the second isolation resistance between output line, coupled in third coupling output line with the 4th and be equipped with third isolation resistance between output line.Structure of the invention is compact, loss is low, selectivity is high, isolation is good, has good Out-of-band rejection performance.
Description
Technical field
The present invention relates to microwave passive component technical field, especially a kind of novel four function of high-performance dual-passband point filtering
Device.
Background technique
In recent years, with modular structural units (Modular Building Block, MBB) and monolithic integrated microwave circuit
The development of (Monolithic Microwave Integrated Circuit, MMIC), inexpensive, highly integrated, miniaturization is
Through becoming very important Consideration in modern wireless communication systems Integrated design.In general, RF front-end circuit is by different devices
Part is constituted, such as filter, power splitter etc., and these individually designed devices undoubtedly increase the physical size of front-end circuit, therefore,
Design while the most effective method that there is the device of function point and filtering characteristic to become reduction circuit size.Function filter-divider conduct
A kind of passive element that function is integrated, receives the extensive concern of academic research person.
Document 1 [F.J.Chen, L.S.Wu, L.F.Qiu, and J.F.Mao, " A four-way microstrip
filtering power divider with frequency-dependent couplings,”IEEE
Trans.Microw.Theory Techn., vol.63, no.10, pp.3494-3504, Oct.2015.] propose a kind of micro-strip
Four function filter-dividers of line style, however, the level of isolation in its band is not good enough, circuit size is bigger than normal.
Document 2 [C.F.Chen, T.Y.Huang, T.M.Shen and R.B.Wu, " Design of Miniaturized
Filtering Power Dividers for System-in-a-Package,"IEEE Transactions on
Components,Packaging and Manufacturing Technology,vol.3,no.10,pp.1663-1672,
Oct.2013] a kind of Wilkinson power divider with Chebyshev and quasi- ellipse band-pass response is realized, still, in order to improve
High-order response with interior isolation characteristic, this kind of function filter-divider needs the isolation resistance of multilayer to be just able to achieve, increases intersection coupling
Close the realization difficulty of topology.
Document 3 [X.Wang, J.Wang, G.Zhang, J.S.Hong and W.Wu, " Dual-wideband
filtering power divider with good isolation and high selectivity,”IEEE
Microw.Wireless Compon.Lett., vol.27, no.12, pp.1071-1073, Dec.2017] propose a kind of pair
Passband function filter-divider, however, the problem of its Insertion Loss is big, poor selectivity limits the extensive use of the function filter-divider.
Summary of the invention
The technical problems to be solved by the present invention are:
In order to meet RF front-end circuit it is inexpensive, it is highly integrated, miniaturization the needs of, the present invention proposes a kind of high-performance
Four function filter-divider of dual-passband.
The present invention uses following technical scheme to solve above-mentioned technical problem:
The present invention proposes that a kind of novel four function filter-divider of high-performance dual-passband, including lower surface are equipped with metal ground plate
Rectangular Enclosure with Participating Media substrate, be equipped with input port feeder line, the first output port feeder line, the in the upper surface of the Rectangular Enclosure with Participating Media substrate
Two output port feeder lines, third output port feeder line and the 4th output port feeder line；The second output terminal mouth feeder line with it is defeated
First annular minor matters loaded type multimode resonator is equipped between inbound port feeder line, in the 4th output port feeder line and input terminal
The second annular minor matters loaded type multimode resonator is equipped between mouth feeder line；In the first coupling input line and the second coupling input
The first isolation resistance is equipped between line, being equipped with second between the first coupling output line and the second coupling output line is isolated electricity
Resistance couples with the 4th in third coupling output line and is equipped with third isolation resistance between output line.
A kind of foregoing novel four function filter-divider of high-performance dual-passband, further:
The input port feeder line includes 50 ohm microstrip conduction bands, the first input coupling line and the second input coupling line；
The input terminal of the 50 ohm microstrip conduction band is located at a long side of Rectangular Enclosure with Participating Media substrate；First input coupling line and second defeated
It is identical and arranged in parallel to enter to couple linear dimension；One end of first input coupling line and one end of the second input coupling line and described 50
The output end of ohm microstrip conduction band connects；The free end of the free end of the first input coupling line and the second input coupling line
It is directed to another long side of Rectangular Enclosure with Participating Media substrate.
A kind of foregoing novel four function filter-divider of high-performance dual-passband, further:
The first output port feeder line includes the one 50 ohm microstrip conduction band and the first coupling output line；Described first
50 ohm microstrip conduction band one end are located at a long side of Rectangular Enclosure with Participating Media substrate, the end face that the other end couples output line with first
Connect, the first coupling output line is parallel with the short side of Rectangular Enclosure with Participating Media substrate.
A kind of foregoing novel four function filter-divider of high-performance dual-passband, further:
The second output terminal mouth feeder line includes the 2nd 50 ohm microstrip conduction band and the second coupling output line；Described second
50 ohm microstrip conduction bands and the second coupling output line are orthogonal；Described 2nd 50 ohm microstrip conduction band one end is located at rectangle
One short side of medium substrate, the L-shaped vertical connection in an end face that the other end couples output line with second, second coupling are defeated
Outlet is parallel with the short side of Rectangular Enclosure with Participating Media substrate, and is directed toward a long side of Rectangular Enclosure with Participating Media substrate.
A kind of foregoing novel four function filter-divider of high-performance dual-passband, further:
The third output port feeder line includes that the 3rd 50 ohm microstrip conduction band and third couple output line；The third
50 ohm microstrip conduction band one end are located at a long side of Rectangular Enclosure with Participating Media substrate, and the other end couples an end face of output line with third
Connect, the third coupling output line is parallel with the short side of Rectangular Enclosure with Participating Media substrate.
A kind of foregoing novel four function filter-divider of high-performance dual-passband, further:
The 4th output port feeder line includes the 4th ohm microstrip conduction band and the 4th coupling output line；Described 4th 50
Ohm microstrip conduction band and the 4th coupling output line are orthogonal；Described 4th ohm microstrip conduction band one end is located at Rectangular Enclosure with Participating Media
One short side of substrate, the L-shaped vertical connection in an end face that the other end couples output line with the 4th, the 4th coupling output line
It is parallel with the short side of Rectangular Enclosure with Participating Media substrate, and it is directed toward a long side of Rectangular Enclosure with Participating Media substrate.
A kind of foregoing novel four function filter-divider of high-performance dual-passband, further:
The first annular minor matters loaded type multimode resonator is between second output terminal mouth feeder line and input port feeder line；
The first annular minor matters loaded type multimode resonator include the first half wave resonator, the first minor matters loading unit and
First annular loading unit；The first half wave resonator conduction band shape is in opening to the left U-shaped, at U-shaped bottom
Portion is equipped with the U-shaped bending of an indent；The first annular loading unit is the U-shaped conduction band of opening to the right, and the U-shaped conduction band is opened
Two ports at mouth end are separately connected the U-shaped bottom of the first half wave resonance conduction band, and are located at the U of the indent
The outside of type bending；The first minor matters loading unit shape is rectangle conduction band, loads on first annular loading unit U-shaped bottom
Center, the first annular loading unit loads on the center of the first half wave resonator.
A kind of foregoing novel four function filter-divider of high-performance dual-passband, further:
Described second annular minor matters loaded type multimode resonator is between second output terminal mouth feeder line and input port feeder line；
The second annular minor matters loaded type multimode resonator include the second half wave resonator, the second minor matters loading unit and
Second annular loading unit；The second half wave resonator conduction band shape is in opening to the left U-shaped, at U-shaped bottom
Portion is equipped with the U-shaped bending of an indent；Described second annular loading unit is the U-shaped conduction band of opening to the right, and the U-shaped conduction band is opened
Two ports at mouth end are separately connected the U-shaped bottom of the second half wave resonator conduction band, and are located at the indent
U-shaped bending outside；The second minor matters loading unit shape is narrow and long rectangular conduction band, loads on the second annular loading unit
The center of U-shaped bottom, the described second annular loading unit load on the center of the second half wave resonator.
A kind of foregoing novel four function filter-divider of high-performance dual-passband, further:
The Rectangular Enclosure with Participating Media substrate thickness is 0.508mm.
The novel four function filter-divider of high-performance dual-passband about input port feeder line symmetry axis axisymmetricly
The first annular minor matters loaded type multimode resonator, the first minor matters loading unit and first annular loading unit close
In the first half wave resonator symmetry axis axisymmetricly；
Described second annular minor matters loaded type multimode resonator, the second minor matters loading unit and the second annular loading unit close
In the second half wave resonator symmetry axis axisymmetricly；
Described second annular minor matters loaded type multimode resonator and first annular minor matters load multimode resonator are about input
The symmetry axis of port feedline is axisymmetricly.
The invention adopts the above technical scheme compared with prior art, has following technical effect that
(1) of the invention compact-sized, it can be realized on monolithic pcb board, easy to process integrated, production cost is low.
(2) it is tight to have structure using the resonance mechanism of multimode resonator and the electric field distribution characteristic of main transmission line by the present invention
It gathers, low, selectivity height and good Out-of-band rejection performance is lost.
(3) present invention has completely new topological structure, and reducing number of resonators, (N rank function divides the realization of filter response past
Toward needing 2N rank resonant element, number of resonators of the invention reduces half) while realize power distribution and dual-passband
Filter response function.
(4) present invention utilizes isolation resistance, and isolation is good, is suitable for modern wireless communication systems.
(5) channel separation and power dividing function are realized in the case where being not necessarily to additional feeding network, each channel can
With independent design and control, great design flexibility is shown.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of novel four function filter-divider of high-performance dual-passband of the invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the structure size schematic diagram of embodiment 1.
Fig. 4 is the S parameter analogous diagram of embodiment 1.
Fig. 5 and Fig. 6 is the matching properties and isolation characteristic S parameter analogous diagram of four output ports of embodiment 1.
Fig. 7 is processing pictorial diagram.
Legend: 1- input port feeder line；2- the first output port feeder line；3- second output terminal mouth feeder line；The output of 4- third
Port feedline；The 4th output port feeder line of 5-；The first annular minor matters loaded type multimode resonator of 6-；The annular minor matters load of 7- second
Type multimode resonator；8- metal ground plate；9- Rectangular Enclosure with Participating Media substrate；The first isolation resistance of R1-；The second isolation resistance of R2-；R3-
Third isolation resistance；
11-50 ohm microstrip conduction band；12- the first input coupling line；13- the second input coupling line；
The one 50 ohm microstrip conduction band of 21-；22- the first output coupling line；
The 2nd 50 ohm microstrip conduction band of 31-；32- the second output coupling line；
The 3rd 50 ohm microstrip conduction band of 41-；42- third output coupling line；
The 4th 50 ohm microstrip conduction band of 51-；The 4th output coupling line of 52-；
61- the first half wave resonator；62- the first minor matters loading unit；The first annular loading unit of 63-；
71- the second half wave resonator；72- the second minor matters loading unit；The annular loading unit of 73- second.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawing:
Those skilled in the art can understand that unless otherwise defined, all terms used herein (including skill
Art term and scientific term) there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.Also
It should be understood that those terms such as defined in the general dictionary should be understood that have in the context of the prior art
The consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.
The principle of the present invention is described with reference to the accompanying drawing.Novel four function of high-performance dual-passband of one kind of the present invention point
In filter, the half wavelength of annular minor matters loaded type multimode resonator 6 and annular minor matters loaded type multimode resonator 7 is humorous
The length and width of vibration device 61 and 71 determines the position of passband, adjust minor matters loading unit and annular loading unit 62,72,
63,73 length and width can change the bandwidth and flatness of passband, and input coupling line 12,13 and half wavelength are humorous
Shake device 61,71 between coupling spacing and coupling output line 22,32,42,52 respectively with half wave resonator 61 and
Coupling spacing between 71 is affected to stiffness of coupling, and the smaller stiffness of coupling of spacing is bigger；In addition, isolation resistance R1, R2 and
R3 is affected to the isolation of output port, adjusts the size of isolation resistance resistance value, can get optimal isolation degree.
The present invention is carried out in manufacture by metal covering of the printed-circuit board manufacturing technology to circuit substrate front and the back side
Processing corrosion, thus the metal pattern needed for being formed, structure is simple, can realize on monolithic pcb board, easy to process integrated, raw
It produces at low cost.Meanwhile using annular minor matters loaded type multimode resonator and half wave coupled-line Field distribution characteristic, obtain
Good power splitting/synthesis network and filtering characteristic obtain good port isolation characteristic by the way that isolation resistance is cleverly arranged.
Since novel four function filter-divider selectivity of high-performance dual-passband of the invention is high, insertion loss is small, Out-of-band rejection performance is good,
Suitable for modern wireless communication systems.
Below with reference to embodiment, present invention is further described in detail.
Embodiment 1
A kind of structure of novel four function filter-divider of high-performance dual-passband as shown in Figure 1, top view as shown in Fig. 2, having
It is as shown in Figure 3 to close dimensions.The relative dielectric constant of used medium substrate 9 is 3.55, with a thickness of 0.508mm, loss
Angle is just cut to 0.0027.In conjunction with Fig. 3, each dimensional parameters of four function filter-divider of dual-passband are as follows: W50=1.18mm, W1=
0.5mm, L501=7.6mm, L502=8mm, L503=5mm, g1=0.1mm, g2=0.3mm, g3=0.3mm, L1=
12.9mm, L2=19.5mm, L21=6mm, L22=7.3mm, L23=14mm, L24=3mm, L25=2mm, L26=2mm, L3
=13mm, L4=11.82mm, R1=150 Ω, R2=120 Ω, R3=120 Ω.
In the present embodiment, the four function filter-divider of dual-passband is the modeling and simulating in electromagnetic simulation software HFSS.17.0
, the object test of the four function filter-divider of dual-passband is tested in Agilent N5244A Network Analyzer.Fig. 4 is
The S parameter emulation and waveform diagram in kind of four function filter-divider of dual-passband in this example, it can be seen from the figure that four function of dual-passband
The passband central frequency of filter-divider is respectively 1.85GHz and 3.58GHz, and relative bandwidth is respectively 9.73% and 7.54%, is led to
It is lower than 25.0dB and 24.2dB with interior return loss, minimum insertion loss is 6.5dB and 6.7dB.Outer two transmission zeros of passband
So that the four function filter-divider of example dual-passband has good frequency selectivity and second harmonic inhibition.
Fig. 5 and Fig. 6 is the power output port matching properties and isolation characteristic of four function filter-divider of dual-passband in this example
S parameter emulation and object test figure, wherein 1 be input port feeder line；2 be the first output port feeder line；3 be the second output
Port feedline；4 be third output port feeder line；5 be the 4th output port feeder line, is corresponded with attached drawing before.From figure
As can be seen that the output port return loss in the four function filter-divider dual-passband of example is respectively lower than 25.0dB and 24.2dB,
Isolation is better than 15.2dB and 22.3dB respectively.
In conclusion the invention proposes a kind of novel four function filter-dividers of high-performance dual-passband, in conjunction with annular minor matters
The Field distribution characteristic of loaded type multimode resonator and half wave coupled-line realizes one kind using setting isolation resistance
Four function filter-divider of dual-passband compact-sized, loss is low, selectivity is high, isolation is good, with preferable Out-of-band rejection performance, should
Four function filter-divider of dual-passband is highly suitable for modern wireless communication systems.
The above is only some embodiments of the invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of novel four function filter-divider of high-performance dual-passband, it is characterised in that: be equipped with metal ground plate including lower surface
(8) Rectangular Enclosure with Participating Media substrate (9) is equipped with input port feeder line (1), first defeated in the upper surface of the Rectangular Enclosure with Participating Media substrate (9)
Exit port feeder line (2), second output terminal mouth feeder line (3), third output port feeder line (4) and the 4th output port feeder line (5)；?
First annular minor matters loaded type multimode resonator is equipped between the second output terminal mouth feeder line (3) and input port feeder line (1)
(6), the second annular minor matters loaded type multimode is equipped between the 4th output port feeder line (5) and input port feeder line (1)
Resonator (7)；The first isolation resistance is equipped between the first coupling input line (12) and the second coupling input line (13)
(R1), it is coupled in first coupling output line (22) with second and is equipped with the second isolation resistance (R2) between output line (32),
Third coupling output line (42) couples with the 4th and is equipped with third isolation resistance (R3) between output line (52).
2. the novel four function filter-divider of high-performance dual-passband of one kind according to claim 1, it is characterised in that:
The input port feeder line (1) includes 50 ohm microstrip conduction bands (11), the first input coupling line (12) and the second input
Coupling line (13)；The input terminal of the 50 ohm microstrip conduction band (11) is located at a long side of Rectangular Enclosure with Participating Media substrate (9)；First
Input coupling line (12) and the second input coupling line (13) size are identical and arranged in parallel；One end of first input coupling line (12)
It is connect with one end of the second input coupling line (13) with the output end of the 50 ohm microstrip conduction band (11)；First input
The free end of coupling line (12) and the free end of the second input coupling line (13) are directed to another length of Rectangular Enclosure with Participating Media substrate (9)
Side.
3. the novel four function filter-divider of high-performance dual-passband of one kind according to claim 1, it is characterised in that:
The first output port feeder line (2) includes the one 50 ohm microstrip conduction band (21) and the first coupling output line (22)；
The one 50 ohm microstrip conduction band (21) one end is located at one article of long side of Rectangular Enclosure with Participating Media substrate (9), the other end and the first coupling
The end face for closing output line (22) connects, and first coupling output line (22) is parallel with the short side of Rectangular Enclosure with Participating Media substrate (9).
4. the novel four function filter-divider of high-performance dual-passband of one kind according to claim 1, it is characterised in that:
The second output terminal mouth feeder line (3) includes the 2nd 50 ohm microstrip conduction band (31) and the second coupling output line (32)；
The 2nd 50 ohm microstrip conduction band (31) and the second coupling output line (32) are orthogonal；2nd 50 ohm microstrip
Conduction band (31) one end is located at a short side of Rectangular Enclosure with Participating Media substrate (9), the end face that the other end couples output line (32) with second
L-shaped vertical connection, second coupling output line (32) is parallel with the short side of Rectangular Enclosure with Participating Media substrate (9), and is directed toward rectangle Jie
One long side of matter substrate (9).
5. the novel four function filter-divider of high-performance dual-passband of one kind according to claim 1, it is characterised in that:
The third output port feeder line (4) includes the 3rd 50 ohm microstrip conduction band (41) and third coupling output line (42)；
The 3rd 50 ohm microstrip conduction band (41) one end is located at one article of long side of Rectangular Enclosure with Participating Media substrate (9), the other end and third coupling
The end face for closing output line (42) connects, and third coupling output line (42) is parallel with the short side of Rectangular Enclosure with Participating Media substrate (9).
6. the novel four function filter-divider of high-performance dual-passband of one kind according to claim 1, it is characterised in that:
The 4th output port feeder line (5) includes the 4th 50 ohm microstrip conduction band (51) and the 4th coupling output line (52)；
The 4th 50 ohm microstrip conduction band (51) and the 4th coupling output line (52) are orthogonal；4th 50 ohm microstrip
Conduction band (51) one end is located at a short side of Rectangular Enclosure with Participating Media substrate (9), the end face that the other end couples output line (52) with the 4th
L-shaped vertical connection, the 4th coupling output line (52) is parallel with the short side of Rectangular Enclosure with Participating Media substrate (9), and is directed toward rectangle Jie
One long side of matter substrate (9).
7. the novel four function filter-divider of high-performance dual-passband of one kind according to claim 1, it is characterised in that:
The first annular minor matters loaded type multimode resonator (6) is in second output terminal mouth feeder line (3) and input port feeder line (1)
Between；The first annular minor matters loaded type multimode resonator (6) includes the first half wave resonator (61), first
Save loading unit (62) and first annular loading unit (63)；First half wave resonator (61) the conduction band shape is in
Opening to the left U-shaped is equipped with the U-shaped bending of an indent in U-shaped bottom；The first annular loading unit (63) is opening
Towards the U-shaped conduction band of another long side of the Rectangular Enclosure with Participating Media substrate (9), two ports of the U-shaped conduction band open end are separately connected
The U-shaped bottom of first half wave resonator (61) conduction band, and it is located at the outside of the U-shaped bending of the indent；Institute
Stating the first minor matters loading unit (62) shape is rectangle conduction band, loads on the center of first annular loading unit (63) U-shaped bottom,
The first annular loading unit (63) loads on the center of the first half wave resonator (61).
8. the novel four function filter-divider of high-performance dual-passband of one kind according to claim 1, it is characterised in that:
Described second annular minor matters loaded type multimode resonator (6) is in second output terminal mouth feeder line (3) and input port feeder line (1)
Between；Described second annular minor matters loaded type multimode resonator (6) includes the second half wave resonator (61), second
Save loading unit (62) and the second annular loading unit (63)；Second half wave resonator (61) the conduction band shape is in
Opening to the left U-shaped is equipped with the U-shaped bending of an indent in U-shaped bottom；Described second annular loading unit (63) is opening
Two ports of U-shaped conduction band to the right, the U-shaped conduction band open end are separately connected the second half wave resonator
(61) U-shaped bottom of conduction band, and it is located at the outside of the U-shaped bending of the indent；Second minor matters loading unit (62) shape
For narrow and long rectangular conduction band, the center of second annular loading unit (63) U-shaped bottom, the described second annular loading unit are loaded on
(63) center of the second half wave resonator (61) is loaded on.
9. the novel four function filter-divider of high-performance dual-passband of one kind according to claim 1, it is characterised in that:
The Rectangular Enclosure with Participating Media substrate (9) is with a thickness of 0.508mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811065676.3A CN109193087B (en) | 2018-09-13 | 2018-09-13 | Novel high-performance dual-passband four-power-division filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811065676.3A CN109193087B (en) | 2018-09-13 | 2018-09-13 | Novel high-performance dual-passband four-power-division filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109193087A true CN109193087A (en) | 2019-01-11 |
| CN109193087B CN109193087B (en) | 2020-06-12 |
Family
ID=64910875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811065676.3A Active CN109193087B (en) | 2018-09-13 | 2018-09-13 | Novel high-performance dual-passband four-power-division filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109193087B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937452A (en) * | 2021-10-08 | 2022-01-14 | 南京邮电大学 | Four-way orthogonal signal generator based on E-type resonator |
| CN115425376A (en) * | 2022-09-29 | 2022-12-02 | 河南科技大学 | Double-passband filter based on branch knot loading |
| CN115425377A (en) * | 2022-09-29 | 2022-12-02 | 河南科技大学 | Double-passband balance filter based on square ring loading |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060125578A1 (en) * | 2004-12-15 | 2006-06-15 | Tamrat Akale | Bandpass filter |
| CN105932392A (en) * | 2016-05-13 | 2016-09-07 | 电子科技大学 | Broadband filtering type power divider |
| CN106299575A (en) * | 2016-08-19 | 2017-01-04 | 南京理工大学 | A kind of Compact type broadband merit filter-divider |
| CN106972233A (en) * | 2017-05-10 | 2017-07-21 | 厦门大学 | A kind of four tunnel filtering type power splitters based on three line coupled structures |
| CN107204502A (en) * | 2017-06-23 | 2017-09-26 | 南京理工大学 | The three mould balun bandpass filters based on asymmetric coupling line |
-
2018
- 2018-09-13 CN CN201811065676.3A patent/CN109193087B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060125578A1 (en) * | 2004-12-15 | 2006-06-15 | Tamrat Akale | Bandpass filter |
| CN105932392A (en) * | 2016-05-13 | 2016-09-07 | 电子科技大学 | Broadband filtering type power divider |
| CN106299575A (en) * | 2016-08-19 | 2017-01-04 | 南京理工大学 | A kind of Compact type broadband merit filter-divider |
| CN106972233A (en) * | 2017-05-10 | 2017-07-21 | 厦门大学 | A kind of four tunnel filtering type power splitters based on three line coupled structures |
| CN107204502A (en) * | 2017-06-23 | 2017-09-26 | 南京理工大学 | The three mould balun bandpass filters based on asymmetric coupling line |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937452A (en) * | 2021-10-08 | 2022-01-14 | 南京邮电大学 | Four-way orthogonal signal generator based on E-type resonator |
| CN113937452B (en) * | 2021-10-08 | 2022-09-02 | 南京邮电大学 | Four-way orthogonal signal generator based on E-type resonator |
| CN115425376A (en) * | 2022-09-29 | 2022-12-02 | 河南科技大学 | Double-passband filter based on branch knot loading |
| CN115425377A (en) * | 2022-09-29 | 2022-12-02 | 河南科技大学 | Double-passband balance filter based on square ring loading |
| CN115425376B (en) * | 2022-09-29 | 2023-09-08 | 河南科技大学 | Double-passband filter based on branch loading |
| CN115425377B (en) * | 2022-09-29 | 2023-09-08 | 河南科技大学 | Double-passband balance filter based on loading of ring resonator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109193087B (en) | 2020-06-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11158924B2 (en) | LTCC wide stopband filtering balun based on discriminating coupling | |
| CN109273807A (en) | A kind of novel four function filter-divider of high performance wideband | |
| CN106602200A (en) | Micro-strip power dividing filter | |
| CN106299575B (en) | A kind of Compact type broadband work(filter-divider | |
| CN110429363B (en) | Three-passband power division filter based on multimode Y-shaped resonator | |
| CN105990629A (en) | Broadband three-mode Balun band-pass filter based on E multi-mode resonators | |
| CN109066039B (en) | Novel microstrip power division duplexer | |
| CN106299560A (en) | A kind of high selectivity broadband merit filter-divider | |
| CN109193087A (en) | A kind of novel four function filter-divider of high-performance dual-passband | |
| CN104022318B (en) | Bandwidth and the individually controllable multilamellar Dual-mode two-way band balun wave filter of operating frequency | |
| CN107579317B (en) | Balun bandpass filter based on the line of rabbet joint and micro-strip multimode resonator | |
| CN105811057B (en) | Balanced type broadband is adjustable common-mode filter | |
| CN110474138A (en) | A kind of restructural function filter-divider | |
| US12051839B2 (en) | Miniature filter design for antenna systems | |
| CN111384534B (en) | Three-way band-pass power division filter | |
| US20130088309A1 (en) | Ring resonator and filter having the same | |
| CN109326855B (en) | Novel broadband four-power division filter | |
| CN105826640B (en) | A kind of bimodulus balun bandpass filter based on multimode resonator | |
| CN107634293B (en) | There are two the Mini Microstrip low-pass filters of transmission zero for a kind of tool | |
| CN108682926B (en) | High-selectivity dual-passband power division filter | |
| CN107946710A (en) | Ultra-compact double-frequency bandpass filtering device based on RQMSIW | |
| KR101569474B1 (en) | Dual bandpass filter using stepped-impedance open-Loop resonators including even mode load bar | |
| CN111384535B (en) | Double-passband power division filter | |
| CN106058399B (en) | A kind of band-pass filter with wide stop band | |
| CN111416182B (en) | High-selectivity three-passband power division filter |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |