CN107465467A - A kind of modularization waveguide corrective network suitable for highly integrated phased array system - Google Patents
A kind of modularization waveguide corrective network suitable for highly integrated phased array system Download PDFInfo
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- CN107465467A CN107465467A CN201710629845.0A CN201710629845A CN107465467A CN 107465467 A CN107465467 A CN 107465467A CN 201710629845 A CN201710629845 A CN 201710629845A CN 107465467 A CN107465467 A CN 107465467A
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- waveguide
- correction
- installing plate
- main
- mounting hole
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/11—Monitoring; Testing of transmitters for calibration
- H04B17/12—Monitoring; Testing of transmitters for calibration of transmit antennas, e.g. of the amplitude or phase
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/12—Hollow waveguides
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
Abstract
The present invention relates to a kind of modularization waveguide corrective network suitable for highly integrated phased array system.Including expanding installing plate and more than two pieces of correction module；Correction module is made up of more than two main waveguides and a correction waveguide coupling；An end interface of the main waveguide in same side, the mating connection for correcting the both ends bend pipe mouth of waveguide and expanding the main waveguide mounting hole of more than four on installing plate, the correction waveguide mounting hole of more than four on more than two pieces of correction module；During work, expand interface connection transmitting-receiving subassembly, load and the correction receiver or correction emitter of the another side of installing plate；Another end interface connection antenna array of the main waveguide in same side on described more than two pieces of correction module.For the present invention using correction module as base unit, machining accuracy is controllable；With assembled processing and the assembly problem for replacing long waveguide segment, avoiding long waveguide segment of short waveguide segment.And extendible installing plate is more more smooth than long waveguide segment, the installation accuracy of antenna array is lifted.
Description
Technical field
The invention belongs to the waveguide corrective network technical field of phased array antenna system, and in particular to one kind is applied to height
The modularization waveguide corrective network of integrated phased array system.
Background technology
In phased array antenna system, pattern information is the result of multiple channel signal synthesis.In order to synthesize accurate direction
Scheme the magnitude-phase characteristics correction, it is necessary to each passage, that is, obtain the intrinsic relative amplitude of each passage and phase information.Work
In, each passage width, which is mutually modulated, to be needed to deduct intrinsic relative amplitude and phase information.
The implementation of common wave band corrective network has two kinds：
First, co-feeding corrective network, the energy of respective channel is coupled out by coupling line in each final stage of Wilkinson power divider
Amount.（Zhang Fushun, Yu Xiaole, the remote ripple of business etc., a kind of design of Circular Smart Antenna array and corrective network, electric wave science journal,
Vol.21,2006.12, pp:950-954.）Its advantage is planarization, and symmetrical configuration, the coupling uniformity of each passage is good, coupling
Right scope of design is big.Its shortcoming is complicated, and size is big, is unfavorable for integrating；
2nd, series-feed corrective network, one correction transmission line with the feeder line of each passage altogether of design, passes through ground plane apertures
Mode couples correction.（Official is big, Sun Shaoguo, X-band integration array antenna design, radar and confrontation, Vol.32, No. 3,
2012.9 pp:26-28.）Its advantage is compact-sized, is easily integrated.Its shortcoming is that the coupling uniformity of each passage is poor, coupling
Right scope of design is small.
Co-feeding corrective network is needed to customize for antenna array, and identical school can not be shared between different antenna array
Positive network, without extendibility.Series-feed corrective network can make corrective network in a manner of row or column, and row or column is distinguished
Correction, application can be expanded in the antenna using rectangle front.
The mode of structuring the formation of existing antenna array is various, is not limited to traditional rectangle front, such as using circular aperture front and
Elliptic aperture front.（Zhao Xunwang, Zhou Jirong, refreshing etc., large-scale elliptic aperture antenna array radiation specificity analysis, microwave journal,
Vol S1,2014.6, pp:326-328.）The unit number of the row and column of both fronts is different.Net is corrected according to co-feeding
Network then needs to make the corrective network of different lengths, limits the integration of series-feed correction.
Particularly, there is poor rigidity in long waveguide network work in-process corresponding with big front, yielding, vibration is big asks
Topic, waveguide coupling port position deviation is big, and multiple ports easily misplace when rigidly assembling.（Xu Dongyan, a kind of elongated waveguide
Processing technology is improved, technological equipment, machinery, Vol. 32,2005.5, pp.48,56.）
The content of the invention
In order to solve the problems, such as big front series-feed corrective network integration, the present invention is intended to provide a kind of suitable for highly integrated
The modularization waveguide corrective network of phased array system, it is applied to large-scale or different non-rectangle calibre heights and integrate phased array
System.
A kind of modularization waveguide corrective network suitable for highly integrated phased array system includes expanding installing plate and two pieces
Correction module above；
The highly integrated phased array system includes antenna array, transmitting-receiving subassembly, correction receiver or correction emitter and load；
Offer on the expansion installing plate and installed with the main waveguide of more than four of more than two pieces of correction module mating connection
Hole and the correction waveguide mounting hole of more than four；
The correction module is made up of more than two main waveguides and correction waveguide coupling；
The middle part of the correction waveguide is straight wave guide, and the syphon shape that it is in 90 ° of bendings to homonymy that both ends, which are, the main waveguide is short tube
Shape, both ends are interface；More than two main waveguides are located at the bottom of the straight wave guide section of correction waveguide, and each main waveguide is with correcting
The straight wave guide section of waveguide is coupled in overlapping part by coupling aperture；One end interface of more than two main waveguides and correction waveguide
Both ends bend pipe mouth is in same side；
More than two pieces of correction module same side master on the one side for expanding installing plate, i.e., more than two pieces of correction module
One end interface of waveguide, the both ends bend pipe mouth for correcting waveguide and expand the main waveguide mounting hole of more than four on installing plate, four
The mating connection of correction waveguide mounting hole above；
During work, expand the often row middle part interface connection transmitting-receiving subassembly corresponding with main waveguide of the another side of installing plate, often go
Edge mounting hole corresponding with correction waveguide connects correction receiver or correction emitter, load；Described more than two pieces of straightening die
Another end interface connection antenna array of the main waveguide in same side on block.
The technical scheme further limited is as follows：
Described more than two pieces of correction module is arranged in rows and columns on expansion installing plate.
A kind of modularization waveguide corrective network suitable for highly integrated phased array system includes expanding installing plate and ten pieces
Correction module.
Correction waveguide mounting hole on the expansion installing plate outside side expands the load holes of installing plate for insertion,
Correction waveguide mounting hole outside opposite side expands the connection correction receiver of installing plate for insertion or corrects emitter
Correction hole；The adjacent correction waveguide mounting hole expanded on installing plate positioned at same row is blind hole, by transition between adjacent blind hole
Waveguide aperture 15 connects, and connects adjacent correction waveguide；Main waveguide mounting hole 11 on the expansion installing plate is that insertion is expanded
The through hole of installing plate.
The advantageous effects of the present invention embody in the following areas：
1. the present invention is using correction module as base unit, uniformity is good, and machining accuracy is controllable.
2. the present invention is with assembled processing and the assembly problem for replacing long waveguide segment, avoiding long waveguide segment of short waveguide segment.
3. extendible installing plate is more more smooth than long waveguide segment, the installation accuracy of antenna array is lifted.
4. the mode of Modularized splice makes the corrective network be applied to variously-shaped antenna array.
Brief description of the drawings
Fig. 1 is explosive view of the present invention.
Fig. 2 expands installing plate for the present invention（With transmitting-receiving subassembly joint face）Structural representation.
Fig. 3 is Fig. 2 rearview.
Fig. 4 is adjacent correction waveguide mounting hole part sectioned view.（Adjacent correction waveguide mounting hole is blind hole, adjacent
Connected between blind hole by little bellow guide hole 15）.
Fig. 5 is the explosive view of the embodiment of the present invention 2.
Sequence number in upper figure：Expand installing plate 1, correction module 2, main waveguide mounting hole 11, correction waveguide mounting hole 12, load
Hole 13, correction hole 14, transition waceguide 15, main waveguide 21, correction waveguide 22.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing：
Embodiment 1：
Referring to Fig. 1, the modularization waveguide corrective network in one-dimensional scanning AESA expands installing plate 1 and two pieces of schools by one piece
Positive module 2 forms.The phased array needs 8 ° of one-dimensional scanning, the unit spacing being calculated according to phased array formula be 0.76 times from
By space wavelength.Main waveguide spacing is consistent with its, is also set to 0.76 times of free space wavelength.The adjacent main ripple of different correction modules
Lead spacing and be also set to 0.76 times of free space wavelength.
Referring to Fig. 3, expand on the one side of installing plate 1 the eight main ripples for offering and being connected with two-piece update module 2
Lead mounting hole 11 and two correction 12,1 load holes 13 of waveguide mounting hole and 1 correction hole 14.Referring to Fig. 2,1 positioned at both sides
Installing plate is expanded in individual load holes 13 and 1 insertion of correction hole 14；Referring to Fig. 4, expand on installing plate positioned at the adjacent of same row
It is blind hole to correct waveguide mounting hole 12, is connected between adjacent blind hole by little bellow guide hole 15, connects adjacent correction waveguide；Expand
Main waveguide mounting hole 11 on installing plate is the through hole that installing plate is expanded in insertion.
It is made up of per block correction module 2 four main waveguides 21 and a correction waveguide 22.It is straight to correct the middle part of waveguide 22
Waveguide, the syphon shape that it is in 90 ° of bendings to homonymy that both ends, which are,；Main waveguide is short tube shape, and both ends are interface；Four main waveguides 21 are fixed
Positioned at correction waveguide 22 straight wave guide section bottom, and main waveguide 21 with correction waveguide 22 straight wave guide section orthogonal lap
Coupled by coupling aperture；One end interface of four main waveguides is with correcting the both ends bend pipe mouth of waveguide in same side.
Referring to Fig. 1, expanding the assembly relation of the one side and correction module 2 of installing plate 1 is：Main waveguide mounting hole 11 and master
One end connection of waveguide 21；Referring to Fig. 3, two adjacent correction waveguide mounting holes 12 are corresponding to two pieces of adjacent correction waveguides 22
Mounting hole connects.
During work, expand the often row middle part interface connection transmitting-receiving subassembly corresponding with main waveguide of the another side of installing plate,
The often row edge external load of load holes 13 corresponding with correction waveguide, the external correction receiver of correction hole 14（Launch working condition）
Or correction emitter（Receive working condition）；Another end interface connection antenna array of main waveguide 21 on correction module.
Embodiment 2：
Referring to Fig. 5, the corrective network is used for a two dimensional phased battle array, and horizontal direction scans 30 °, 5 ° of vertical scan direction.According to
The horizontal direction unit spacing that phased array formula is calculated is 0.63 times of free space wavelength.Main waveguide spacing is consistent with its,
Also it is set to 0.63 times of free space wavelength.The adjacent main waveguide spacing of colleague's adjacent correction module is also set to 0.68 times of free space
Wavelength.The vertical direction unit spacing being calculated according to phased array formula is 0.68 times of free space wavelength.Adjacent lines correct
Module centers are also set to 0.68 times of free space wavelength in the spacing of vertical direction.Difference with embodiment one is each straightening die
Block includes eight main waveguides and a correction waveguide.Whole corrective network includes ten correction modules 2 and an expansion installing plate
1。
Other structures are the same as embodiment 1.
Inventive antenna utilizes modular concept, and Large Waveguide corrective network is decomposed into multiple correction modules and one
Expand installing plate.The structure had both evaded the processing problem of long waveguide, in turn ensure that the installation accuracy of front, there is provided Yi Zhongbo
Lead the Integrated Solution of class corrective network.
Although the present invention is described with reference to two preferred embodiment schemes herein, those skilled in the art should recognize
To in the case of the spirit and scope of the present invention illustrated in not departing from appended claims, its simple replacement can such as be made
With other waveguide class transmission lines（Such as ridge waveguide）Or a variety of correction modules etc. are used in mixed way, it should all be considered as belonging to the present invention
The invention protection domain determined by the claims submitted.
Claims (4)
1. a kind of modularization waveguide corrective network suitable for highly integrated phased array system, the highly integrated phased array system
Including antenna array, transmitting-receiving subassembly, correction receiver or correction emitter and load, it is characterised in that：
Including expanding installing plate and more than two pieces of correction module；
Offer on the expansion installing plate and installed with the main waveguide of more than four of more than two pieces of correction module mating connection
Hole and the correction waveguide mounting hole of more than four；
The correction module is made up of more than two main waveguides and a correction waveguide coupling；
The middle part of the correction waveguide is straight wave guide, and the syphon shape that it is in 90 ° of bendings to homonymy that both ends, which are, the main waveguide is short tube
Shape, both ends are interface；More than two main waveguides are located at the bottom of the straight wave guide section of correction waveguide, and each main waveguide is with correcting
The orthogonal lap of the straight wave guide section of waveguide is coupled by coupling aperture；One end interface of more than two main waveguides and correction ripple
The both ends bend pipe mouth led is in same side；
More than two pieces of correction module same side master on the one side for expanding installing plate, i.e., more than two pieces of correction module
One end interface of waveguide, the both ends bend pipe mouth for correcting waveguide and expand the main waveguide mounting hole of more than four on installing plate, four
The mating connection of correction waveguide mounting hole above；
During work, expand the often row middle part interface connection transmitting-receiving subassembly corresponding with main waveguide of the another side of installing plate, often go
Edge mounting hole corresponding with correction waveguide connects correction receiver or correction emitter, load；Described more than two pieces of straightening die
Another end interface connection antenna array of the main waveguide in same side on block.
2. a kind of modularization waveguide corrective network suitable for highly integrated phased array system according to claim 1, its
It is characterised by：Described more than two pieces of correction module is arranged in rows and columns on expansion installing plate.
3. a kind of modularization waveguide corrective network suitable for highly integrated phased array system according to claim 1, its
It is characterised by：Including expanding installing plate and ten block correction modules.
4. a kind of modularization waveguide corrective network suitable for highly integrated phased array system according to claim 1, its
It is characterised by：Correction waveguide mounting hole on the expansion installing plate outside side expands the load of installing plate for insertion
Hole, the connection that the correction waveguide mounting hole outside opposite side expands installing plate for insertion correct receiver or correction emitter
Correction hole；The adjacent correction waveguide mounting hole expanded on installing plate positioned at same row is blind hole, by mistake between adjacent blind hole
Waveguide aperture connection is crossed, connects adjacent correction waveguide；
Main waveguide mounting hole on the expansion installing plate is the through hole that installing plate is expanded in insertion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710629845.0A CN107465467B (en) | 2017-07-28 | 2017-07-28 | Modularized waveguide correction network suitable for highly integrated phased array system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710629845.0A CN107465467B (en) | 2017-07-28 | 2017-07-28 | Modularized waveguide correction network suitable for highly integrated phased array system |
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| CN107465467B CN107465467B (en) | 2020-06-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109860995A (en) * | 2019-01-24 | 2019-06-07 | 中国电子科技集团公司第三十八研究所 | A kind of light-type phased array antenna means for correcting |
| CN110676545A (en) * | 2019-08-26 | 2020-01-10 | 中国电子科技集团公司第十三研究所 | Multi-branch filter |
| CN112332075A (en) * | 2020-11-02 | 2021-02-05 | 中国电子科技集团公司第三十八研究所 | Multi-beam phased array integration system and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109860995A (en) * | 2019-01-24 | 2019-06-07 | 中国电子科技集团公司第三十八研究所 | A kind of light-type phased array antenna means for correcting |
| CN110676545A (en) * | 2019-08-26 | 2020-01-10 | 中国电子科技集团公司第十三研究所 | Multi-branch filter |
| CN110676545B (en) * | 2019-08-26 | 2021-01-12 | 中国电子科技集团公司第十三研究所 | Multi-branch filter |
| CN112332075A (en) * | 2020-11-02 | 2021-02-05 | 中国电子科技集团公司第三十八研究所 | Multi-beam phased array integration system and method |
| CN112332075B (en) * | 2020-11-02 | 2022-04-15 | 中国电子科技集团公司第三十八研究所 | Multi-beam phased array integration system and method |
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