CN209119281U - FA/D phase shifter - Google Patents
FA/D phase shifter Download PDFInfo
- Publication number
- CN209119281U CN209119281U CN201821944710.XU CN201821944710U CN209119281U CN 209119281 U CN209119281 U CN 209119281U CN 201821944710 U CN201821944710 U CN 201821944710U CN 209119281 U CN209119281 U CN 209119281U
- Authority
- CN
- China
- Prior art keywords
- phase shift
- phase shifter
- shift block
- block
- phase
- 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.)
- Active
Links
Landscapes
- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The utility model 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 utility model structure is simple, and production cost is low, and performance is stablized.
Description
Technical field
The utility model 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 shifting
Phase device is medium longitudinal sliding motion type, has made good try, but the end of phase shifter in terms of the miniaturization lightweight of phase shifter
Mouth is still more, also needs research staff to continue to lift up and improve in terms of performance and cost.
Utility model content
The purpose of this utility model is exactly the performance in order to which a kind of manufacturing cost for solving the deficiency of the prior art and providing is low
Excellent FA section (1880-1920MHz), D sections of (2515-2635MHz) phase shifters.
The utility model is that a kind of ultra wide band FA/D phase shifter is attained in that using following technical solution,
It includes outer chamber, and the exocoel intracoelomic cavity is divide into upper part and lower part, and phase shift block, Yi Jichuan are provided in upper and lower two parts
Defeated line and medium block, transmission line are connect with phase shift block, and medium block is movably arranged in phase shift block, are constituted arranged up and down
FA/D sections of phase shifts, which is characterized in that the phase shift block includes the band line as two, and the band line of phase shift block is using series connection
Mode form stable amplitude distribution and phase shifter phase poor relationship again and added with isolation resistance.
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.
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 utility model is using the above-mentioned attainable beneficial effect of technical solution:
1, the utility model is using mainly by outer chamber and the phase shift block being arranged inside, outer framework, transmission line and medium
The phase shifter structure that sliding block is constituted is connected the circuit of FA sections He D sections by the PCB plate in inside setting, optimizes the same of structure
When, cable section is eliminated, reduces the cost of the phase shifter to a certain extent.
2, the transmission line portions of the phase shifter of the utility model include built-in combining, directly eliminate original external combining
Device, while reducing the port of phase shifter, largely reduce the cost of phase shifter.
3, the medium position of the phase shifter of the utility model is reduced to a certain extent using the dielectric material of low cost
Cost.
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, the utility model uses the band line of concatenated mode phase shift block, and added with isolation resistance；It not only can be with
Reduce cost, reduce volume, optimizes structure, can more optimize the performance of phase shifter.
Detailed description of the invention
Fig. 1 show the decomposition texture schematic diagram of the utility model.
Fig. 2 show the front view of the utility model.
Fig. 3 show the top view of the utility model.
Fig. 4 show the side view of the utility model.
Description of symbols: 1, dielectric-slab 2, fixed frame 2-1, upper fixed frame 2-2, lower fixed frame 3, pull rod
4, phase shift block (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 connection
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 utility model is a kind of FA/D phase shifter, including outer chamber 6, is divided into outer chamber 6
Lower double-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
It is provided with 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 in phase shift block
Up and down each 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 line is in be distributed side by side, and have interval between each other, and added with isolation resistance from the top down.PCB is provided in outer chamber
Plate 5, phase shift block 4 are 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 is corresponding
Two positions with line use the medium of two kinds of different-thickness, ensure that the phase of the phase shifter poor relationship again to a certain extent；
And the medium block 1 is reduced costs to a certain extent using the dielectric material of low cost；The upper and lower end side of medium block point
It is not provided with bending edge, the edge movable cladding cooperation of bending edge and phase shift block allows medium block 1 along the axial direction with line
Direction is mobile.
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.This
Kind 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
Inserting groove 9 is provided on the pcb board 5 of phase shift block, PCB connecting plate 7 is transferred upper and lower phase shift block by insertion inserting groove 9,
The 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, makes PCB connecting plate 7 can be with Kato
Firmly 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, the corresponding distribution setting of circuit end on pcb board 5.
Compared with prior art, the phase shift position of phase shifter is made of the utility model the band line 4 as two, is formed and is moved
Phase device poor relationship again, can largely reduce the size of the phase shifter, and ensure that the thickness of medium block, strengthen
The intensity of this phase shifter；The medium position of phase shifter uses the medium of two kinds of different-thickness, ensure that this to a certain extent
The phase of phase shifter poor relationship, and the dielectric material of medium block use low cost again, reduces costs to a certain extent；
Phase shifter surrounds phase shift block using outer framework, and presses band line 4, so that the intermodulation stability and consistency of the phase shifter are non-
Chang Gao；The design of phase shifter is the phase shifter using integrated form, the antenna suitable for Unit 5 or more；With the phase shift of same type
Device compares, and the whole design size of the phase shifter is smaller, can guarantee lower cost solution to a certain extent；Whole design side
Face, the pcb board of use are inexpensive plate, and the cost of the phase shifter greatly reduces, and show that this is practical by experimental data
Novel using the phase shift block includes band line as two, and the band line of phase shift block is connected using concatenated mode and PCB
The frame mode of fishplate bar can effectively improve properties of product, can also reduce cost, reduce volume, optimize structure.
Above-described is only preferred embodiments of the present invention, it is noted that for the ordinary skill of this field
For personnel, without departing from the concept of the present invention, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.
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 |
|---|---|---|---|
| CN201821944710.XU CN209119281U (en) | 2018-11-24 | 2018-11-24 | FA/D phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821944710.XU CN209119281U (en) | 2018-11-24 | 2018-11-24 | FA/D phase shifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209119281U true CN209119281U (en) | 2019-07-16 |
Family
ID=67206306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821944710.XU Active CN209119281U (en) | 2018-11-24 | 2018-11-24 | FA/D phase shifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209119281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509939A (en) * | 2018-11-24 | 2019-03-22 | 广东盛路通信科技股份有限公司 | FA/D phase shifter |
-
2018
- 2018-11-24 CN CN201821944710.XU patent/CN209119281U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509939A (en) * | 2018-11-24 | 2019-03-22 | 广东盛路通信科技股份有限公司 | FA/D phase shifter |
| CN109509939B (en) * | 2018-11-24 | 2024-01-19 | 广东盛路通信科技股份有限公司 | FA/D phase shifter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104037475B (en) | Cavity type microwave device | |
| CN209133655U (en) | A kind of phase shifter and antenna for base station | |
| CN203521615U (en) | Base station antenna | |
| CN104681896A (en) | Integrated multipath dielectric phase shifter | |
| CN205319282U (en) | Branched guide coupler and waveguide inner space power combiner | |
| CN109509939A (en) | FA/D phase shifter | |
| CN204614906U (en) | A kind of multipath integrated dielectric phase shifter | |
| CN108242596A (en) | Antenna element and antenna for base station | |
| CN209119281U (en) | FA/D phase shifter | |
| CN103078177B (en) | Dual-polarization feed source of microwave antenna of synchronous data hierarchy | |
| CN103000972A (en) | Phase shifter | |
| CN202042575U (en) | Coaxial medium phase shifting system, phase shifter and phase shifting driving device | |
| CN202268462U (en) | TD smart antenna and built-in micro-strip combiner thereof | |
| CN108123196A (en) | Wideband filtered based on vertical two-sided parallel strips integrates three-dimensional balun | |
| CN109713405A (en) | A kind of ultra wide band 1710-2700MHz phase shifter | |
| CN209249649U (en) | A kind of ultra wide band 1710-2700MHz phase shifter | |
| CN207868401U (en) | A kind of vertical interconnection architecture based on Butler network | |
| CN200950463Y (en) | Substrate integrated waveguide quasi-inductive through hole filter | |
| CN201060919Y (en) | Arbitrarily dual-frequency band 3dB branch directional coupler | |
| CN206471473U (en) | The broadside coupled directional coupler of double frequency based on open circuit minor matters | |
| CN109713406A (en) | A kind of phase-shifting unit, phase shifter and antenna for base station | |
| CN104617366A (en) | Quasi-plane high-isolation four-way power divider based on capacitance compensation technology | |
| CN2881987Y (en) | Microstrip power driver for antenna of 3G mobile communication base station | |
| CN211125999U (en) | Novel extremely wide band 5G electric bridge | |
| CN114497930A (en) | Combining phase-shifting device and antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220624 Address after: 528100 No. 4 Jinye Second Road, Southwest Industrial Park, Sanshui District, Foshan City, Guangdong Province Patentee after: GUANGDONG SHENGLU TELECOMMUNICATION TECH. Co.,Ltd. Patentee after: Guangdong Shenglu Communication Co., Ltd Address before: 528100 No. 4 Jinye Second Road, Southwest Industrial Park, Sanshui District, Foshan City, Guangdong Province Patentee before: GUANGDONG SHENGLU TELECOMMUNICATION TECH. Co.,Ltd. |
|
| TR01 | Transfer of patent right |