CN106972226A - One kind miniaturization ferrite phase shifter - Google Patents
One kind miniaturization ferrite phase shifter Download PDFInfo
- Publication number
- CN106972226A CN106972226A CN201710401025.6A CN201710401025A CN106972226A CN 106972226 A CN106972226 A CN 106972226A CN 201710401025 A CN201710401025 A CN 201710401025A CN 106972226 A CN106972226 A CN 106972226A
- Authority
- CN
- China
- Prior art keywords
- phase shifter
- jayrator
- ferrite phase
- guided mode
- miniaturization
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/18—Phase-shifters
- H01P1/19—Phase-shifters using a ferromagnetic device
- H01P1/195—Phase-shifters using a ferromagnetic device having a toroidal shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
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- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
Abstract
The present invention relates to phase shifter field, more particularly to a kind of miniaturization ferrite phase shifter.Hybrid guided mode microstrip line includes the full packing waveguide transmission line, matching microstrip line and the Ω microstrip lines of standard 50 being sequentially connected, full packing waveguide transmission line is connected with jayrator, and the lower surface of full packing waveguide transmission line, matching microstrip line and the Ω microstrip lines of standard 50 is fixedly connected with bottom plate.It will be understood that, hybrid guided mode microstrip line is matched by realizing one-level matching of waveguide and one-level linear taper micro-strip on the same substrate, finally realize the jayrator of Medium Wave Guide form and the matched well of the Ω microstrip lines of standard 50, compared with traditional square waveguide with the ferrite phase shifter of Medium Wave Guide form, structure is compacter, smaller and weight is lighter；Because jayrator is using Medium Wave Guide form, compared with the ferrite phase shifter of traditional microstrip line form, insertion loss is small, microwave tolerance power high and reliability is high.
Description
Technical field
The present invention relates to phase shifter field, more particularly to a kind of miniaturization ferrite phase shifter.
Background technology
Phase shifter has the function of changing microwave signal phase, and the fields such as phased-array radar are widely used at present, real
Existing wave beam fast electric sweeps function.Ferrite phase shifter is because insertion loss is small, microwave tolerance power is big, reliability is high, cost is low
Etc. advantage, using particularly extensive in inactive phased array radar.Dexterity, mobility, multi-functional, height are equipped in current and future
Under the development traction of performance, ferrite phase shifter develops in terms of miniaturization, lightweight, integrability, to provide equipment system
Component of uniting ensures basis.On the one hand, the miniaturization of ferrite phase shifter so that antenna element spacing reduces, so as to radar
System plays decisive influence；On the other hand, the miniaturization of ferrite phase shifter, is conducive to the crucial portion with Connectors for Active Phased Array Radar
Point --- transmit/receive that component is integrated, so that the excellent properties of two kinds of radars of AESA and inactive phased array are merged, and
Substantially reduce the cost of system.
Traditional ferrite phase shifter has the forms such as square waveguide, Medium Wave Guide, microstrip line, band line, in general, square waveguide
With the ferrite phase shifter of Medium Wave Guide form, with insertion loss is small, microwave tolerance power high, high reliability, but
It is that volume is big, it is difficult to integrated；And microstrip line, the ferrite phase shifter with line form although there is small volume, it is easy of integration,
But insertion loss is big, microwave tolerance power is low.Substrate integration wave-guide ferrite phase shifter, by the way that ferrite jayrator is integrated
In the substrate, jayrator is matched by the Ω microstrip lines of standard 50 using the form of linear taper matching microstrip line, is expected to have simultaneously
Have the advantages that waveguide form phase shifter and micro-strip line or belt line form phase shifter, i.e. insertion loss are small, microwave tolerance power is high, can
By property height, small volume, easy of integration etc..However, substrate integration wave-guide phase shifter, is typically only applicable to millimeter and involves above frequency range,
And it is limited to technology difficulty greatly, there is not the report of practical device yet.
The ferrite phase shifter applied at present in S-band, predominantly square waveguide ferrite phase shifter, its structure include：On
Cavity, lower chamber, switching printed board, excitation wire, ferrite core, transition waceguide, match with ceramic.S-band square waveguide ferrite is moved
The typical length × width × height size of phase device is 394mm × 100mm × 64mm, due to oversized, weight weight, and influenceing it to promote should
With.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of miniaturization ferrite phase shifter, solve traditional square waveguide and
The ferrite phase shifter of Medium Wave Guide form, volume is big, it is difficult to integrated；Conventional microstrip line, the ferrite phase shifter with line form,
Insertion loss is big, the problem of microwave tolerance power is low.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：One kind miniaturization ferrite phase shifter, including bottom plate,
The jayrator of Medium Wave Guide form and two hybrid guided mode microstrip lines, the jayrator be arranged on two hybrid guided mode microstrip lines it
Between, the jayrator is fixedly installed on the bottom plate with two hybrid guided mode microstrip lines, and the jayrator is mixed with two
Matched moulds microstrip line is connected；
The full packing waveguide transmission line, matching microstrip line and the Ω of standard 50 that the hybrid guided mode microstrip line includes being sequentially connected are micro-
Band line, the full packing waveguide transmission line is connected with the jayrator, the full packing waveguide transmission line, matching microstrip line and mark
The lower surface of accurate 50 Ω microstrip lines is fixedly connected with the bottom plate.
Further, the jayrator includes loaded medium, layer of metallized film, two ferrite cores and two excitation wires, institute
State loaded medium to be fixedly installed between two ferrite cores, the layer of metallized film is plated on the loaded medium and two
The individual ferrite core is formed on overall side surface, and two excitation wires are fixedly installed on described in two in the horizontal direction respectively
On ferrite core inner surface, two hybrid guided mode microstrip lines are connected with the layer of metallized film, under the layer of metallized film
Portion outer surface is fixedly connected with the bottom plate, and two hybrid guided mode microstrip lines are connected with the layer of metallized film by stating conducting strip
Connect.
Further, the conducting strip is indium sheet or copper foil.
Further, the thickness of the indium sheet or copper foil is 0.05mm.
Further, two switching printed boards, side two are fixedly installed on the side external surface of layer of metallized film two respectively
Two ends of the individual switching printed board respectively with the excitation wire are connected.
Further, the ferrite core sets at the switching printing Board position and is provided with the recessed of the excitation wire cabling
Groove.
Further, the length of the full packing waveguide transmission line, matching microstrip line and the Ω microstrip lines of standard 50 is followed successively by
5mm, 9.5mm and 5.5mm.
Further, the bottom plate includes the first installing plate, the second installing plate and the 3rd installing plate, and two hybrid guided modes are micro-
Band line is respectively fixedly disposed on first installing plate and the 3rd installing plate, and the jayrator is fixedly installed on second peace
Fill on plate, second installing plate is detachably connected with first installing plate and the 3rd installing plate respectively.
The present invention provides a kind of miniaturization ferrite phase shifter, including bottom plate, the jayrator of Medium Wave Guide form and two
Hybrid guided mode microstrip line, the jayrator is arranged between two hybrid guided mode microstrip lines, and the jayrator is described mixed with two
Matched moulds microstrip line is fixedly installed on the bottom plate, and the jayrator is connected with two hybrid guided mode microstrip lines；
The full packing waveguide transmission line, matching microstrip line and the Ω of standard 50 that the hybrid guided mode microstrip line includes being sequentially connected are micro-
Band line, the full packing waveguide transmission line is connected with the jayrator, the full packing waveguide transmission line, matching microstrip line and mark
The lower surface of accurate 50 Ω microstrip lines is fixedly connected with the bottom plate.So, microwave signal is entered by side hybrid guided mode microstrip line
Row transmission, is transmitted to jayrator, the phase of microwave signal is placed in different states by jayrator under the control of driver, is changed
The microwave signal of phase is transferred out by opposite side hybrid guided mode microstrip line, realizes that whole microwave signal changes phase and transmission
Function；Wherein, it will be understood that, hybrid guided mode microstrip line is by realizing one-level matching of waveguide and one-level line on the same substrate
Property the matching of taper micro-strip, finally realize the jayrator of Medium Wave Guide form and the matched well of the Ω microstrip lines of standard 50, simultaneous interpretation
System square waveguide compares with the ferrite phase shifter of Medium Wave Guide form, and structure is compacter, smaller and weight is lighter；By
In jayrator using Medium Wave Guide form, compared with the ferrite phase shifter of traditional microstrip line form, insertion loss is small,
Microwave tolerance power is high and reliability is high.This have the advantage that in terms of existing technologies：Structure is compacter, size more
Small, weight lighter, insertion loss is small, microwave tolerance power is high and reliability is high.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram for minimizing ferrite phase shifter of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, ferrite core, 2, loaded medium, 3, excitation wire, 4, switching printed board, 5, hybrid guided mode microstrip line, 6, bottom plate, 7,
Conducting strip.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
In the description of the invention, it is to be understood that term " on ", " under ", " " center ", " interior ", " outer ", " top ",
The orientation or position relationship of instructions such as " bottoms " are, based on orientation shown in the drawings or position relationship, to be for only for ease of and describe this hair
Bright and simplified description, rather than instruction or the signified device of hint or element must be with specific orientation, with specific orientation
Construction and operation, therefore be not considered as limiting the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
As shown in figure 1, the present invention provides a kind of miniaturization ferrite phase shifter, including bottom plate 6, the shifting of Medium Wave Guide form
Phase section and two hybrid guided mode microstrip lines 5, the jayrator are arranged between two hybrid guided mode microstrip lines 5, the jayrator
It is fixedly installed on the bottom plate 6 with two hybrid guided mode microstrip lines 5, the jayrator and two hybrid guided mode microstrip lines 5
Connection；
The full packing waveguide transmission line, matching microstrip line and the Ω of standard 50 that the hybrid guided mode microstrip line includes being sequentially connected are micro-
Band line, the full packing waveguide transmission line is connected with the jayrator, the full packing waveguide transmission line, matching microstrip line and mark
The lower surface of accurate 50 Ω microstrip lines is fixedly connected with the bottom plate 6.So, microwave signal passes through side hybrid guided mode microstrip line 5
Be transmitted, transmit to jayrator, jayrator under the control of driver by the phase position of microwave signal in different states, change
The microwave signal of changeable phases is transferred out by opposite side hybrid guided mode microstrip line 5, realizes that whole microwave signal changes phase and biography
Defeated function；Wherein, it will be understood that, hybrid guided mode microstrip line is by realizing one-level matching of waveguide and one on the same substrate
The micro-strip matching of level linear taper, finally realizes the jayrator of Medium Wave Guide form and the matched well of the Ω microstrip lines of standard 50,
Compared with traditional square waveguide with the ferrite phase shifter of Medium Wave Guide form, structure is compacter, smaller and weight more
Gently；Because jayrator is using Medium Wave Guide form, compared with the ferrite phase shifter of traditional microstrip line form, insertion is damaged
Consumption is small, microwave tolerance power is high and reliability is high.This have the advantage that in terms of existing technologies：Structure is compacter,
Smaller, weight lighter, insertion loss is small, microwave tolerance power is high and reliability is high.
The miniaturization ferrite phase shifter of the present invention, as shown in figure 1, may be used also on the basis of previously described technical scheme
To be：The jayrator includes loaded medium 2, layer of metallized film, two ferrite cores 1 and two excitation wires 3, and the loading is situated between
Matter 2 is fixedly installed between two ferrite cores 1, and the layer of metallized film is plated on the loaded medium 2 and two institutes
State ferrite core 1 to be formed on the side surface of entirety, two excitation wires 3 are fixedly installed on two iron in the horizontal direction respectively
On the inner surface of oxysome ring 1, two hybrid guided mode microstrip lines 5 are connected with the layer of metallized film, under the layer of metallized film
Portion outer surface is fixedly connected with the bottom plate 6, and two hybrid guided mode microstrip lines 5 are with the layer of metallized film by stating conducting strip
7 connections.So, when jayrator works, jayrator is made up of two ferrite cores 1 and loaded medium 2, and outer surface passes through plating
Layer of metallized film formation Medium Wave Guide transmission line, total length is 100mm.Wherein, the cross sectional dimensions of ferrite core 1 is 7.5mm
The cross sectional dimensions in × 6mm, wherein ferrite core 1 " returning " shape hole is 2.5mm × 1mm, and the cross sectional dimensions of loaded medium 2 is
3mm × 6mm, two ferrite cores 1 and loaded medium 2 are combined by low-loss Wear Characteristics of Epoxy Adhesive, and outer surface plating 5~
10um layer of metallized film, the cross sectional dimensions for most obtaining jayrator is 19mm × 6mm；Driver produces excitation pulse current,
Excitation pulse current flows through excitation wire 3, causes the magnetized state of ferrite core 1 to change.It is fixed according to Faraday electromagnetic induction
Reason, magnetic flux φ, the excitation pulse current width dt of ferrite core 1 and the supply voltage V of driver are met：
-dφ/dt≈V (1)
According to gyromagnet microwave ferrite operation principle, square waveguide ferrite phase shifter phase shift variations dP, the length of ferrite core 1
Spend L and the waveguide wavelength λ of square waveguidegMeet：
DP=L*2 π d λg(dφ)/λg (2)
Known according to formula (1) and (2), the phase shift variations dP of square waveguide ferrite phase shifter is proportional in ferrite core 1
Flux change d φ, i.e. supply voltage V and excitation pulse current width dt product.In the case that supply voltage V is fixed, control
Excitation pulse current width dt, changes the phase for the microwave signal transmitted by ferrite phase shifter, realizes controllable phase shift function.
So, conducting strip 7 is set between the upper surface of two hybrid guided mode microstrip lines 5 and the upper surface of the layer of metallized film,
Come the one-level matching of waveguide of the ferrite phase shifter of realizing conventional waveguide form, so as to realize no microwave leakage transmission.Further
It is preferred that technical scheme be：The conducting strip 7 is indium sheet or copper foil.So, microwave signal is transmitted from side hybrid guided mode microstrip line 5
Transmitted after coming over to jayrator, opposite side principle is identical No leakage.Further preferred technical scheme is：The indium sheet or copper
The thickness of paper tinsel is 0.05mm.So, the thickness for limiting indium sheet or copper foil can be in the case where ensureing waveguide signal transmission, as far as possible
Reduction jayrator overall dimensions so that it is overall more to minimize.
The miniaturization ferrite phase shifter of the present invention, as shown in figure 1, may be used also on the basis of previously described technical scheme
To be：Two switching printed boards 4, the switching of side two are fixedly installed on the side external surface of layer of metallized film two respectively
Two ends of the printed board 4 respectively with the excitation wire 3 are connected.So, driver produces excitation pulse current, excitation pulse current stream
Excitation wire 3 through transferring in printed board 4, causes the magnetized state of ferrite core 1 to change；By transferring, printed board 4 is realized
Excitation wire 3 and the connection of driver, it is ensured that excitation wire 3 and the being completely embedded property of driver.Further preferred technical scheme is：
Two end faces of the ferrite core 1 set in the side of the switching printed board 4 and are provided with the recessed of the cabling of excitation wire 3
Groove.So, slot treatment has been carried out respectively to the lateral walls of two end faces of ferrite core 1, fluting size is that 0.8mm is wide, 0.8mm
Deep, 2.5mm length；Respectively there are a piece of switching printed board 4 (size is 3mm × 7mm, and thickness is 0.8mm), switching in side at fluting
Printed board 4 is be bonded by epoxy glue with Medium Wave Guide；Two a diameter of 0.23mm enamel-covered wire is respectively penetrated as excitation wire 3
In " returning " the shape hole of two ferrite cores 1, and passed respectively at the fluting at the two ends of ferrite core 1, be welded on switching printed board 4
On.
The miniaturization ferrite phase shifter of the present invention, as shown in figure 1, may be used also on the basis of previously described technical scheme
To be：The hybrid guided mode microstrip line includes the full packing waveguide transmission line, matching microstrip line and the Ω micro-strips of standard 50 being sequentially connected
Line, the full packing waveguide transmission line is connected with the jayrator, the full packing waveguide transmission line, matching microstrip line and standard
The lower surface of 50 Ω microstrip lines is fixedly connected with the bottom plate 6.Hybrid guided mode microstrip line 5 uses 2.54mm thickness
Taconic CER-10 substrates, width is 22.5mm, and length is 20mm.The hybrid guided mode microstrip line is different from common microstrip line
It is：The circuitous pattern of its upper surface is divided into three sections, the full packing waveguide transmission using micro-strip line substrate as medium of one section of 5mm length
Line, the matching microstrip line and the Ω microstrip lines of standard 50 of one section of 5.5mm length of one section of long linear taper of 9.5mm.Linear taper is matched
The broadside of microstrip line is 8mm, and narrow side is 50 Ω micro belt line widths of standard.
The miniaturization ferrite phase shifter of the present invention, as shown in figure 1, may be used also on the basis of previously described technical scheme
To be：The bottom plate includes the first installing plate, the second installing plate and the 3rd installing plate, and two hybrid guided mode microstrip lines 5 are distinguished
It is fixedly installed on first installing plate and the 3rd installing plate, the jayrator is fixedly installed on second installing plate,
Second installing plate is detachably connected with first installing plate and the 3rd installing plate respectively.So, being by back-plane design can
The first installing plate, the second installing plate and the 3rd installing plate of dismounting, in maintenance, the first installing plate and the 3rd peace can be dismantled respectively
Dress plate is overhauled, and is easy to after-sales service and maintenance.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. one kind miniaturization ferrite phase shifter, it is characterised in that：Including bottom plate (6), the jayrator of Medium Wave Guide form and two
Individual hybrid guided mode microstrip line (5), the jayrator is arranged between two hybrid guided mode microstrip lines (5), the jayrator and two
The individual hybrid guided mode microstrip line (5) is fixedly installed on the bottom plate (6), the jayrator and two hybrid guided mode microstrip lines
(5) connect；
The hybrid guided mode microstrip line includes the full packing waveguide transmission line, matching microstrip line and the Ω micro-strips of standard 50 being sequentially connected
Line, the full packing waveguide transmission line is connected with the jayrator, the full packing waveguide transmission line, matching microstrip line and standard
The lower surface of 50 Ω microstrip lines is fixedly connected with the bottom plate (6).
2. miniaturization ferrite phase shifter according to claim 1, it is characterised in that：The jayrator includes loaded medium
(2), layer of metallized film, two ferrite cores (1) and two excitation wires (3), the loaded medium (2) are fixedly installed on two institutes
State between ferrite core (1), the layer of metallized film is plated on the loaded medium (2) and two ferrite core (1) institutes
Formed on overall side surface, two excitation wires (3) are fixedly installed in two ferrite cores (1) in the horizontal direction respectively
On surface, two hybrid guided mode microstrip lines (5) are connected with the layer of metallized film, the lower external face of the layer of metallized film
It is fixedly connected with the bottom plate (6), two hybrid guided mode microstrip lines (5) are with the layer of metallized film by stating conducting strip (7)
Connection.
3. miniaturization ferrite phase shifter according to claim 2, it is characterised in that：The conducting strip (7) be indium sheet or
Copper foil.
4. miniaturization ferrite phase shifter according to claim 3, it is characterised in that：The thickness of the indium sheet or copper foil is
0.05mm。
5. miniaturization ferrite phase shifter according to claim 2, it is characterised in that：Layer of metallized film both sides appearance
Be fixedly installed respectively on face two switching printed boards (4), side two it is described switching printed board (4) respectively with the excitation wire
(3) two ends connection.
6. miniaturization ferrite phase shifter according to claim 5, it is characterised in that：The ferrite core (1) is described
Switching sets the groove for being provided with the excitation wire (3) cabling at printed board (4) position.
7. the miniaturization ferrite phase shifter according to claim 1-6 any one, it is characterised in that：The full packing ripple
The length for leading transmission line, matching microstrip line and the Ω microstrip lines of standard 50 is followed successively by 5mm, 9.5mm and 5.5mm.
8. the miniaturization ferrite phase shifter according to claim 1-6 any one, it is characterised in that：The bottom plate includes
First installing plate, the second installing plate and the 3rd installing plate, two hybrid guided mode microstrip lines (5) are respectively fixedly disposed at described
On one installing plate and the 3rd installing plate, the jayrator is fixedly installed on second installing plate, second installing plate point
It is not detachably connected with first installing plate and the 3rd installing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710401025.6A CN106972226B (en) | 2017-05-31 | 2017-05-31 | A kind of miniaturization ferrite phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710401025.6A CN106972226B (en) | 2017-05-31 | 2017-05-31 | A kind of miniaturization ferrite phase shifter |
Publications (2)
| Publication Number | Publication Date |
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| CN106972226A true CN106972226A (en) | 2017-07-21 |
| CN106972226B CN106972226B (en) | 2019-09-06 |
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| CN201710401025.6A Active CN106972226B (en) | 2017-05-31 | 2017-05-31 | A kind of miniaturization ferrite phase shifter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112615121A (en) * | 2020-12-16 | 2021-04-06 | 重庆航天火箭电子技术有限公司 | Mode conversion device for artificial surface plasmon device |
| CN113036380A (en) * | 2021-03-15 | 2021-06-25 | 北京无线电测量研究所 | Waveguide coaxial transition conversion device |
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| CN204271221U (en) * | 2014-11-14 | 2015-04-15 | 南京国睿微波器件有限公司 | A kind of ultra broadband dicyclo high power ferrite phase shifter |
| CN105633517A (en) * | 2014-11-24 | 2016-06-01 | 中国航空工业集团公司雷华电子技术研究所 | Miniaturized broadband millimeter wave double-mode reciprocity locking-type ferrite phase shifter |
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| CN112615121A (en) * | 2020-12-16 | 2021-04-06 | 重庆航天火箭电子技术有限公司 | Mode conversion device for artificial surface plasmon device |
| CN113036380A (en) * | 2021-03-15 | 2021-06-25 | 北京无线电测量研究所 | Waveguide coaxial transition conversion device |
| CN113036380B (en) * | 2021-03-15 | 2022-04-19 | 北京无线电测量研究所 | Waveguide coaxial transition conversion device |
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| Publication number | Publication date |
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| CN106972226B (en) | 2019-09-06 |
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