CN109509939A - FA/D phase shifter - Google Patents
FA/D phase shifter Download PDFInfo
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- CN109509939A CN109509939A CN201811410936.6A CN201811410936A CN109509939A CN 109509939 A CN109509939 A CN 109509939A CN 201811410936 A CN201811410936 A CN 201811410936A CN 109509939 A CN109509939 A CN 109509939A
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- phase shift
- phase shifter
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- shift block
- phase
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- 230000010363 phase shift Effects 0.000 claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000002955 isolation Methods 0.000 claims abstract description 6
- 238000005452 bending Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000017105 transposition Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 3
- 239000003989 dielectric material Substances 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development 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
- H01P1/18—Phase-shifters
- H01P1/184—Strip line phase-shifters
Landscapes
- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a kind of ultra wide band FA/D phase shifters, it includes outer chamber, the exocoel intracoelomic cavity is divide into upper part and lower part, phase shift block and transmission line and medium block are provided in upper and lower two parts, transmission line is connect with phase shift block, medium block is movably arranged in phase shift block, constitute FA/D sections of phase shift arranged up and down, it is characterized in that, the phase shift block includes the same band line of two width, the band line of phase shift block uses concatenated mode, and added with isolation resistance, forms phase shifter poor relationship again.The configuration of the present invention is simple, production cost is low, and performance is stablized.
Description
Technical field
The present invention relates to technical field of communication equipment, especially one of communication equipment phase shifter.
Background technique
With the rapid development of mobile communication technology, higher and higher to the requirement of antenna for base station.To applied to TD-LTE net
For the novel base station antenna of network, point multiplexing of multi-antenna diversity, function, wave beam forming are all important index.
FA/D phase shifter is one of the critical component of TD antenna.It requires to realize phase shift function at FA sections and D sections, research and development are difficult
It spends very high.The problems such as generally existing performance of current FA/D phase shifter is insufficient, higher cost, " the Chongqing postal that in June, 2014 publishes
Electricity institute journal " the 3rd phase of volume 26 discloses the article of " a kind of wide frequency shifter for TD-LTE electric regulating intelligent antenna ", and it should
Phase shifter can work in F sections (1880-1920MHz), A sections (2010-2025MHz) and D sections (2515-2635MHz), the phase shift
Device is medium longitudinal sliding motion type, has made good try, but the port of phase shifter in terms of the miniaturization lightweight of phase shifter
Still more, also need research staff to continue to lift up and improve in terms of performance and cost.
Summary of the invention
The object of the invention is in order to a kind of manufacturing cost for solving the deficiency of the prior art and providing it is low, have excellent performance
FA section (1880-1920MHz), D sections of (2515-2635MHz) phase shifters.
The present invention is that a kind of ultra wide band FA/D phase shifter is attained in that using following technical solution, it is wrapped
Outer chamber is included, the exocoel intracoelomic cavity is divide into upper part and lower part, and phase shift block and transmission line are provided in upper and lower two parts
And medium block, transmission line are connect with phase shift block, medium block is movably arranged in phase shift block, is constituted FA/D sections arranged up and down
Phase shift, which is characterized in that the phase shift block includes the band line as two, and the band line of phase shift block uses concatenated mode,
And added with isolation resistance, form phase shifter poor relationship again.
As a further illustration of the above scheme, being provided with pcb board in the outer chamber, phase shift block is arranged in pcb board
On, circuit is provided on pcb board.
Further, fixed frame up and down is additionally provided in the outer chamber, upper and lower fixed frame, which fastens, surrounds phase shift mould
Block, and press the band line of phase shift block.So that the intermodulation stability and consistency of the phase shifter are very high.
Further, the band line of phase shift block uses concatenated mode, and added with isolation resistance.
Further, the phase shift block of FA/D phase shifter arranged up and down is by perpendicular with the pcb board of setting phase shift block
Straight PCB connecting plate switching, for connecting the circuit of FA sections He D sections.Structure is simple, and eliminates coaxial cable section, centainly
The cost of the phase shifter is reduced in degree.
Further, it is provided with inserting groove on the pcb board of the setting phase shift block, PCB connecting plate passes through insertion grafting
Slot transfers upper and lower phase shift block, which is T-type structure, and the length of inserting groove is less than the lateral side length of T-type structure,
Among it and it is provided with fixed aperture.
Further, the PCB connecting plate is four, and the inserting groove on each pcb board is four, the electricity on pcb board
The corresponding distribution setting of terminal
Further, built-in combiner is equipped in the phase shifter.It eliminates external combiner part and reduces phase shift
The port of device, largely breaches the limitation of existing FA/D phase shifter, while significantly reducing the cost of the phase shifter.
Further, two strip lines of phase shift block are in and are distributed side by side, and have interval between each other from the top down；Medium block
Upper and lower end side be respectively arranged with bending edge, the edge movable of bending edge and phase shift block, which coats, to be cooperated, so that medium block can be with
It is moved along the axial direction with line.
Further, phase shifter uses concatenated circuit structure, different according to the number by branch, to form phase shift times
Poor relationship.
The present invention is using the above-mentioned attainable beneficial effect of technical solution:
1, the present invention is using mainly by outer chamber and the phase shift block being arranged inside, outer framework, transmission line and medium sliding block
The phase shifter structure of composition connects the circuit of FA sections He D sections by the pcb board in inside setting, while optimizing structure, saves
Cable section has been removed, has reduced the cost of the phase shifter to a certain extent.
2, the transmission line portions of phase shifter of the invention include built-in combining, directly eliminate original external combiner,
The port for reducing phase shifter simultaneously, largely reduces the cost of phase shifter.
3, the medium position of phase shifter of the invention is reduced into a certain extent using the dielectric material of low cost
This.
4, the phase shifter surrounds phase shift block using outer framework, and presses band line, so that the intermodulation of the phase shifter is stablized
Property and consistency are very high.
5, present invention employs the band lines of concatenated mode phase shift block, and added with isolation resistance；Not only it can reduce
Cost reduces volume, optimizes structure, can more optimize the performance of phase shifter.
Detailed description of the invention
Fig. 1 show decomposition texture schematic diagram of the invention.
Fig. 2 show front view of the invention.
Fig. 3 show top view of the invention.
Fig. 4 show side view of the invention.
Description of symbols: 1, dielectric-slab 2, fixed frame 2-1, upper fixed frame 2-2, lower fixed frame 3, pull rod 4, shifting
Phase module (band line) 5, pcb board 6, outer chamber 6-1, upper layer FA phase shifter 6-2, lower layer's D phase shifter 7, PCB connecting plate 8, circuit 9,
Inserting groove.
Specific embodiment
The technical program is explained in detail below in conjunction with specific embodiment.
As Figure 1-Figure 4, the present invention is a kind of FA/D phase shifter, including outer chamber 6, and upper and lower two are divided into outer chamber 6
Layer structure, upper layer are FA phase shifter 6-1, and lower layer is D phase shifter 6-2, naturally it is also possible to exchange installation site, upper and lower level is respectively provided with
There are phase shift block 4 and transmission line and medium block 1, transmission line is connect with phase shift block 4, and medium block 1 is each up and down in phase shift block
One, it is movably arranged in phase shift block, phase shift block 4 uses series system, it is connected as the band line as two, two strip lines
It is from the top down in be distributed side by side, and have interval between each other, and added with isolation resistance.It is provided with pcb board 5 in outer chamber, moves
Phase module 4 is arranged on pcb board 5 cost that the phase shifter can greatly reduce in this way with line.
It is provided with outer framework 2 in 1 upper and lower level of outer chamber, outer framework 2 is the fixed frame knot up and down fastened up and down
Phase shift block 4 is fastened in fixed frame (2-1,2-2) up and down by structure 2-1,2-2, and outer framework 2 is made to surround phase shift block 4, and
And press the band line of phase shift block 4, so that the intermodulation stability and consistency of the phase shifter are very high.Two one of phase shift block
The band line of sample goes to upper and lower distribution, and has interval between each other, and the upper and lower end side of medium block 1 is respectively arranged with bending edge, bending
The cladding cooperation of the edge movable of side and phase shift block, and sliding slot is additionally provided on upper and lower fixed frame (2-1,2-2), while on
Lower layer is provided with a pull rod for extending to 1 outer end of outer chamber, forms two pull rods up and down, and the end of two pull rods connects direction Jun Shui
It puts down towards and is in opposite direction, so that the two will not be generated and be influenced each other；The end and upper and lower medium plate end of pull rod connect
It connects, medium block and pull rod slide in sliding slot, and medium block 1 is moved along the axial direction with line.Medium block 1 corresponding two
Position with line uses the medium of two kinds of different-thickness, ensure that the phase of the phase shifter poor relationship again to a certain extent；And
And the medium block 1 is reduced costs to a certain extent using the dielectric material of low cost；Distinguish the upper and lower end side of medium block
It is provided with bending edge, the edge movable cladding cooperation of bending edge and phase shift block allows medium block 1 along the axial direction side with line
To movement.
So simultaneously, built-in combiner is equipped in the phase shifter.It eliminates external combiner part and reduces phase shift
The port of device, largely breaches the limitation of existing FA/D phase shifter, while significantly reducing the cost of the phase shifter.
As shown in Figure 1, the phase shift block of FA/D phase shifter arranged up and down is by the pcb board 5 with setting phase shift block
The PCB connecting plate 7 of vertical direction is transferred, and has connection circuit on PCB connecting plate 7, for connecting the circuit 8 of FA sections He D sections.It is this
Mode is simple and compact for structure, and eliminates coaxial cable section, reduces the cost of the phase shifter to a certain extent.The setting moves
Inserting groove 9 is provided on the pcb board 5 of phase module, PCB connecting plate 7 is transferred upper and lower phase shift block by insertion inserting groove 9, should
PCB connecting plate 7 is T-type structure, and the length of inserting groove 9 is less than the lateral side length of T-type structure, live PCB connecting plate 7 can with Kato
Two pcb boards setting up and down and and circuit connection.The PCB connecting plate 7 is four, and the inserting groove 9 on each pcb board 5 is four
It is a, the corresponding distribution setting of circuit end on pcb board 5.
Compared with prior art, the present invention the phase shift position of phase shifter is made of the band line 4 as two, phase shifter is formed
Poor relationship again can largely reduce the size of the phase shifter, and ensure that the thickness of medium block, strengthen this
The intensity of phase shifter；The medium position of phase shifter uses the medium of two kinds of different-thickness, ensure that the phase shift to a certain extent
The phase of device poor relationship, and the dielectric material of medium block use low cost again, reduces costs to a certain extent；Phase shift
Device surrounds phase shift block using outer framework, and presses band line 4, so that the intermodulation stability and consistency of the phase shifter are very
It is high；The design of phase shifter is the phase shifter using integrated form, the antenna suitable for Unit 5 or more；With the phase shifter of same type
Compare, the whole design size of the phase shifter is smaller, can guarantee lower cost solution to a certain extent；In terms of whole design,
The pcb board of use is inexpensive plate, and the cost of the phase shifter greatly reduces, and shows that the present invention adopts by experimental data
It include the not equal band line of two width with the phase shift block, the band line of phase shift block uses concatenated mode and PCB connection
The frame mode of plate can effectively improve properties of product, can also reduce cost, reduce volume, optimize structure.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection scope.
Claims (10)
1. a kind of ultra wide band FA/D phase shifter, it includes outer chamber, and the exocoel intracoelomic cavity is divide into upper part and lower part, upper and lower two
It is provided with phase shift block and transmission line and medium block in point, transmission line is connect with phase shift block, and medium block is movably arranged on
In phase shift block, FA/D sections of phase shift arranged up and down is constituted, which is characterized in that the phase shift block includes that two width are the same
Band line, the band line of phase shift block use concatenated mode, and added with isolation resistance, form phase shifter poor relationship again.
2. FA/D phase shifter according to claim 1, which is characterized in that be provided with pcb board, phase shift mould in the outer chamber
Block is arranged on pcb board, and circuit is provided on pcb board.
3. FA/D phase shifter according to claim 1 or 2, which is characterized in that be additionally provided in the outer chamber solid up and down
Determine frame, upper and lower fixed frame, which fastens, surrounds phase shift block, and presses the band line of phase shift block.
4. FA/D phase shifter according to claim 2, which is characterized in that the phase shift block of FA/D phase shifter arranged up and down
It is to be transferred by the PCB connecting plate of the pcb board vertical direction with setting phase shift block, has connection circuit on PCB connecting plate, be used to
The circuit that FA sections and D sections of connection.
5. FA/D phase shifter according to claim 4, which is characterized in that be all provided on the pcb board of the setting phase shift block
It is equipped with inserting groove, PCB connecting plate is transferred upper and lower phase shift block by insertion inserting groove, which is T-type structure, is inserted
The length of access slot is less than the lateral side length of T-type structure, makes PCB connecting plate that can live two pcb boards setting up and down and circuit with Kato
Connection.
6. FA/D phase shifter according to claim 4 or 5, which is characterized in that the PCB connecting plate is four, each PCB
Inserting groove on plate is four, the corresponding distribution setting of the circuit end on pcb board.
7. FA/D phase shifter according to claim 4 or 5, which is characterized in that be equipped with built-in combiner in the phase shifter.
8. FA/D phase shifter according to claim 4, which is characterized in that two strip lines of the phase shift block are from the top down
In being distributed side by side, and there is interval between each other；Phase shifter uses concatenated circuit structure, different according to the number by branch,
To form phase shift poor relationship again.
9. FA/D phase shifter according to claim 1, which is characterized in that the upper and lower end side of medium block is respectively arranged with curved
The edge movable of flanging, bending edge and phase shift block coats cooperation, while exocoel intracoelomic cavity upper and lower level is provided with one and extends to
External pull rod forms two pull rods up and down, and the end connection direction of two pull rods is horizontally toward in opposite direction, the end of pull rod
It is connect with dielectric-slab end, medium block is moved along the axial direction with line.
10. FA/D phase shifter according to claim 1, which is characterized in that in the exocoel intracoelomic cavity, FA phase shifter and D
Phase shifter is separately positioned on the upper and lower or transposition setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811410936.6A CN109509939B (en) | 2018-11-24 | 2018-11-24 | FA/D phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811410936.6A CN109509939B (en) | 2018-11-24 | 2018-11-24 | FA/D phase shifter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109509939A true CN109509939A (en) | 2019-03-22 |
| CN109509939B CN109509939B (en) | 2024-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811410936.6A Active CN109509939B (en) | 2018-11-24 | 2018-11-24 | FA/D phase shifter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021068512A1 (en) * | 2019-10-10 | 2021-04-15 | 中兴通讯股份有限公司 | Phase shifter, electrically regulated antenna, network device, and phase shifter manufacturing method |
| WO2022033254A1 (en) * | 2020-08-12 | 2022-02-17 | 昆山恩电开通信设备有限公司 | High-performance cavity phase shifter applied to 5g system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021068512A1 (en) * | 2019-10-10 | 2021-04-15 | 中兴通讯股份有限公司 | Phase shifter, electrically regulated antenna, network device, and phase shifter manufacturing method |
| WO2022033254A1 (en) * | 2020-08-12 | 2022-02-17 | 昆山恩电开通信设备有限公司 | High-performance cavity phase shifter applied to 5g system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109509939B (en) | 2024-01-19 |
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