CN205863410U - A kind of multifrequency Shared aperture is combined phased array antenna structure - Google Patents
A kind of multifrequency Shared aperture is combined phased array antenna structure Download PDFInfo
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- CN205863410U CN205863410U CN201620867924.6U CN201620867924U CN205863410U CN 205863410 U CN205863410 U CN 205863410U CN 201620867924 U CN201620867924 U CN 201620867924U CN 205863410 U CN205863410 U CN 205863410U
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Abstract
This utility model relates to antenna design techniques field, and particularly a kind of multifrequency Shared aperture is combined phased array antenna structure.Active antenna corresponding with different frequency range on aerial radiation front is divided into different antennae group by the antenna structure that this utility model provides, active antenna at least one of which antenna group is uniformly structuring the formation of rule, and the active antenna at least one antenna group is Thinned arrays, the radio-frequency channel of the most corresponding different frequency range of different antennae group, so it is able to ensure that the array of two kinds of frequency ranges does not all have graing lobe when beam scanning, thus realizes, in same antenna bore space, there is multiband mode of operation.
Description
Technical field
This utility model relates to antenna design techniques field, and particularly a kind of multifrequency Shared aperture is combined phased array antenna knot
Structure.
Background technology
Phased array antenna possesses the advantage such as quick beam scanning, flexibly wave beam forming, higher reliability, quilt because of it
It is widely used in radar guidance and wireless communication field.A kind of one-segment single polarization Working mould of traditional phased array antenna
Formula, this pattern can meet ordinary radar and the demand of common communication system application, if but wanting to use same radar equipment
Obtain more target information or mode of operation the most flexibly, the tradition of this only a kind of one-segment single polarization mode of operation
Phased array antenna is the most helpless, is now accomplished by being capable of multiple-working mode or multiband multilevel chemical operation mode
Phased array antenna, and if simply integrated the antenna array with multiband multipolarization, each work of easy appearance again
Operation mode interferes, thus causes each mode of operation performance of the radar total system with multi-frequency multi-polarization mode of operation
All it is affected, thus can not reach to design requirement.
Utility model content
Utility model purpose of the present utility model is to can only operate in one-segment single polarization for tradition phased array antenna
Mode of operation, and if using the phased array antenna with multiband mode of operation in same antenna bore space arbitrarily to arrange sky
Linear array face, is susceptible to again each frequency range and interferes with each other, and causes the system cannot normal work problem, it is provided that a kind of each frequency range of system it
Between be independent of each other or little effect, the antenna array of two or more frequency ranges shares the multifrequency mouth altogether in antenna aperture space
Footpath phased array antenna structure.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of multifrequency Shared aperture is combined phased array antenna structure, including,
Support plate is installed, described installation support plate is provided with the installation through hole for fixedly mounting radio frequency connector, described peace
Dress through hole is at least divided into the first through hole group and the second through hole group, the peace in described first through hole group and the second through hole group
Dress through hole all becomes regular array cross arrangement;
Radio frequency connector array, for being connected with one or more in hf channel, low channel, intermediate-frequency channel;
Aerial radiation front, is used for arranging active antenna array, and described active antenna array is at least divided into first antenna group
Not with the second antenna group, described first antenna group is regular array, and the second antenna group is thinning array arrangement;Institute
State the active antenna in first antenna group and the radio frequency connector one_to_one corresponding in the first through hole group, in the second antenna group
Active antenna and the second through hole group in radio frequency connector one_to_one corresponding.
Preferably, described active antenna is electromagnetic horn, microstrip antenna or slot antenna.
Further, the installation through hole in different through hole groups, it is respectively used to install the radio frequency connector of different frequency, or
It is respectively used to install the most like-polarized radio frequency connector of same frequency.
In some embodiments, the installation through hole in described first through hole group is used for installing low frequency radio frequency adapter;Described
Installation through hole in second through hole group is used for installing high-frequency radio frequency adapter.
In other embodiment, described installation through hole also includes third through-hole group, in described third through-hole group
Through hole is installed and becomes regular array;And be used for intermediate frequency radio frequency connector is installed;
Described active antenna array also includes third antenna group;Active antenna and the 3rd in described third antenna group
Intermediate frequency radio frequency connector one_to_one corresponding in through hole group, and its be regular array or in Thinned arrays arrange.
In other embodiment, described installation through hole also includes fourth hole group, in described fourth hole group
The installation through hole one_to_one corresponding installed in through hole and the first through hole group is disposed adjacent.
In further embodiments, the installation through hole in described first through hole group is used for installing low frequency horizontal polarization radio frequency
Adapter;Installation through hole in described fourth hole group is used for installing low frequency vertical polarised radiofrequency adapter;Described second leads to
Hole group is installed through hole be used for high-frequency radio frequency adapter is installed.
Further, the corresponding low frequency vertical polarization being disposed adjacent of each described low frequency horizontal polarization radio frequency connector
Radio frequency connector shares same active antenna;This active antenna is referred to as the dual-polarized shared antenna of low frequency by us.
Further, described installation support plate is to be spliced by the identical support plate submodule of or more than 2;
Meanwhile, described aerial radiation front is for be spliced by one or more identical antenna submatrix face.
Preferably, in the second antenna group arranged in bare cloth on each antenna submatrix face, the active antenna comprised
Quantity is less than 128, it is further preferred that the quantity of the active antenna comprised in the second antenna group is less than 64, at this moment,
64 low frequencies and high frequency connectors can be contained respectively on the most each carrier plate module, this is because, described second through hole group
The arrangement mode of antenna radiator be the bare cloth irregular array calculated by bare cloth optimized algorithm, and bare cloth is calculated
For method, its required optimization antenna element quantity calculated is the most, then calculate the most complicated, and the optimization time of needs is the longest, and battle array
The oversize meeting in face causes the technique of processing and assembling to become complicated;But the antenna radiator quantity optimized is very little, can not get
Effect of optimization, therefore consider, the active antenna quantity in antenna submatrix face be limited to 64, corresponding low-and high-frequency
Antenna channels number is also 64, so that the front of phased array antenna can be by identical multiple antenna submatrix faces group
Become.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
This utility model provides a kind of multifrequency Shared aperture to be combined phased array antenna structure, and wherein multifrequency Shared aperture refers to multiple
The radio frequency connector of frequency range shares and is arranged on same installation support plate, and the antenna structure that this utility model provides is by same peace
Installation through hole is set on loading plate different through hole group, and in different through hole groups, through hole is respectively in regularly arranged, rule row
Row can reduce production cost and facilitate technique to make, by being arranged by the radio frequency connector of different frequency range (high frequency, intermediate frequency, low frequency)
In different sets of vias other installation through holes;Meanwhile, active antenna corresponding with different frequency range on aerial radiation front is divided into
Different antennae group, the active antenna at least one of which antenna group is uniformly structuring the formation of rule, and at least one antenna
Active antenna in group is Thinned arrays, the radio-frequency channel of the most corresponding different frequency range of different antennae group, is so able to ensure that
The array of two kinds of frequency ranges does not all have graing lobe when beam scanning, thus realizes having multifrequency in same antenna bore space
Section mode of operation.
Accompanying drawing explanation
Fig. 1 is the phased array antenna structure schematic diagram that multifrequency Shared aperture is compound;
Fig. 2 is that low-and high-frequency is on the installation support plate of single-polarized antenna installation through hole schematic diagram;
Fig. 3 is that high, normal, basic three frequency ranges are on the installation support plate of single polarization installation through hole schematic diagram;
Fig. 4 is installation through hole schematic diagram on the installation support plate of low frequency dual polarization and high-frequency monopolar;
Fig. 5 is low frequency dual-polarized shared antenna element schematic diagram;
Fig. 6 is the schematic diagram that double frequency Shared aperture is combined phased array antenna radiation front;
Fig. 7 is the concrete example flow diagram of Thinned arrays algorithm of this utility model application;
Reference: 1-radio frequency connector array, 14-low frequency horizontal polarization radio frequency connector, the polarization of 15-low frequency vertical is penetrated
Frequently adapter, 2-installs support plate, 21-the first through hole group, 22-the second through hole group, 23-third through-hole group, 24-four-way
Hole group, 3-aerial radiation front, 31-first antenna group, 32-the second antenna group, the dual-polarized shared antenna of 33-low frequency,
34-rectangular saw-tooth edge.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is only in order to explain this
Utility model, is not used to limit this utility model.
Embodiment 1: as it is shown in figure 1, the present embodiment provides a kind of multifrequency Shared aperture to be combined phased array antenna structure, including,
Support plate 22 is installed, described installation support plate is provided with the installation through hole for fixedly mounting radio frequency connector, described
Through hole is installed and is at least divided into the first through hole group 21 and the second through hole group 22, described first through hole group and the second through hole group
In installation through hole all become regular array cross arrangement;Same, it is possible to as required installation through hole is set to multiple through hole
Group, such as three through hole groups, four through hole groups or five through hole groups;Now, all sets of vias other installation through hole becomes
Regular array cross arrangement, the so purpose of design are that the standardization for product, low cost and through engineering approaches consider.
Radio frequency connector array 1, for being connected with one or more in hf channel, low channel, intermediate-frequency channel;
Aerial radiation front 3, is used for arranging active antenna array, and described active antenna array is at least divided into first antenna group
Other 31 and the second antenna group 32, described first antenna group 31 is in regular array, and the second antenna group 32 is in Thinned arrays
Row arrangement;Active antenna in described first antenna group 31 and the radio frequency connector one_to_one corresponding in the first through hole group 21,
Active antenna in second antenna group 32 and the radio frequency connector one_to_one corresponding in the second through hole group 21.Same, it is possible to
The other quantity of radio frequency connector sets of vias arranges more antennas group as required, such as three antenna groups, four antenna groups
Or five antenna groups;Now, the active antenna in first antenna group 31 becomes rule array arrangement at least within, at least within
Active antenna in second antenna group 32 becomes thinning array to arrange, the position of the active antenna in concrete second antenna group 32
Layout is according to bare cloth algorithm optimization, and this bare cloth algorithm is different from common mathematics bare cloth algorithm, needs deduction by first day
The position of the active antenna in line group 31, the most as shown in Figure 7, it is noted that can be drawn by different bare cloth algorithms
Different bare cloth arrangement positions.
Concrete, described active antenna can be electromagnetic horn, microstrip antenna or slot antenna, meanwhile, and described radiation sky
The structure of line can be single layer structure, multiple structure or mixed structure,
In the present embodiment, on described installation support plate 2, different sets of vias other installation through holes, it is respectively used to different frequency is installed
The radio frequency connector of rate, or it is respectively used to install the most like-polarized radio frequency connector of same frequency, the radio frequency of different frequency is even
Connecing device can be such as low frequency radio frequency adapter, intermediate frequency radio frequency connector or high-frequency radio frequency adapter;The not homopolarity of same frequency
Change dual polarization radio frequency adapter (such as horizontal polarization, vertical polarization) or multipolarization that radio frequency connector can be such as same frequency
Radio frequency connector, such as circular polarisation radio frequency connector, linear polarization radio frequency connector;Radio frequency connector can be the types such as SMP, SMA.
It should be noted that in each embodiment, different frequency range passage (senior middle school's low frequency or logical with the not same polarization in frequency range
Road) quantity can be identical, it is also possible to different.
Concrete, in the present embodiment, bare cloth algorithm can be carried out by algorithm as shown in Figure 7, and idiographic flow is as follows:
(1) first producing an initial population, the individuality (high band aerial position) in population is all distributed in deduction in front
Region occupied by low-frequency antenna;Initialize iterations, n=0;
(2) fitness function is used to calculate individual fitness value, if optimum individual fitness value (εFor the target set
Value) or iterations n reach maximum iteration time, then algorithm is out of service, jump out circulation and retain optimal result;Otherwise,
Enter next step;
(3) numbering individual in being every generation for initialization i=1, i, its maximum is population scale value;Enter for interior (n-th
Generation) circulation.
(4) first pass through variation and produce i-th experimental subjects, i.e. produce experimental variable v by variationi, it each
Gene (representing variable) variation mode as shown in flow process in figure, wherein with for thep 1Withp 2On individual parent individualityjIndividual gene,
For on parent optimum individualjIndividual gene, for contraction-expansion factor.Judge after having made a variation whether this individuality is positioned at low-frequency antenna antenna
In region, if then re-starting mutation operation, until the new individuality that variation obtains is not in low-frequency antenna region;
(5) secondly, by crossover operator by viWith xiCarry out restructuring and obtain individual y of future generationi, institute in recombination form such as figure
Show, whereinγ j It it is the random number between 0 ~ 1.Whenγ j <Y during crossover probabilityiOn gene be to be otherwise.Judging after having recombinated should
Whether individuality is positioned at low-frequency antenna region, if then re-starting reorganization operation, until the new individuality that restructuring obtains is not low
In frequency domain;
(6) the new individual y of fitness function assessment is usediIf, fitness value, then use yiReplace xi;Next determine whether again
Less than optimal value, if then updating the numbering of optimum individual;
(7) judge that i whether as population full-size, the most then enters next generation's circulation, updates n to n+1;Otherwise, carry out
Circulation in Dai;
(8) (2) ~ (7) step is repeated, until meeting the requirement that algorithm is arranged.
Embodiment 2: different from embodiment 1 be, the present embodiment provides a kind of high frequency, low frequency to be the Shared aperture of single polarization
Compound phased array antenna structure, in the present embodiment, the installation through hole on described installation support plate 2 is only divided into two through hole groups, point
Not being first through hole group the 21, second through hole group 22, Fig. 2 gives different sets of vias other installation through hole and distinguishes schematic diagram
(all representing the through hole in the first through hole group 21 as in figure 2 it is shown, circular in figure, square all represents in the second through hole group 22
Through hole, this is circular and square be only used as different through hole group and distinguish, and does not represent real shape of through holes), in the present embodiment, the
One through hole group 21 all becomes regular array with the installation through hole in the second through hole group 22, so the purpose of design be in order to
The standardization of product, low cost and through engineering approaches consider;Meanwhile, as shown in Figure 6, corresponding aerial radiation structure is also two
Antenna group, respectively first antenna group 31 and the second antenna group 32, the wherein active antenna in first antenna group 31
Become rule array arrangement and with the first through hole group in install radio frequency connector one_to_one corresponding, the spoke in the second antenna group 32
Penetrate antenna to become thinning array arrangement (i.e. irregular alignment, the position of each antenna radiator in array is according to as shown in Figure 7
Bare cloth algorithm calculates, and in this algorithm, plucks out, the regular array active antenna position of first antenna group 31 in the free time in advance
Region carries out bare cloth layout), concrete, the first through hole group 21 is installed through hole and is used for installing low frequency radio frequency adapter, meanwhile,
Second through hole group 22 is installed through hole be used for high-frequency radio frequency adapter is installed;It is well known that low frequency radio frequency adapter is used for
Being connected with phased-array radar medium and low frequency passage, high-frequency radio frequency adapter is for being connected with hf channel.Now, first antenna group
The active antenna in the 31 aerial radiation knot for radiating the low-frequency electromagnetic wave in phased-array radar, in the second antenna group 32
Structure (i.e. active antenna) is used for radiating frequency electromagnetic waves.
Uniformly battle array and Thinned arrays are used in mixed way, and are according to radar system application demand, in the range of beam scanning, it is ensured that sky
Can not there is graing lobe in the wave beam of line, it is impossible to the reason of graing lobe occurs partly in order to avoid power dissipation cause system detection away from
From shortening;On the other hand it is to cause target to be judged by accident in order to avoid graing lobe is too high;But, if the passage of different frequency is (each
The corresponding radio frequency connector of passage) when being regular array and be covered with whole bore face, high frequency front is in beam scanning scope
Inside there will be graing lobe, this is not permitted in system application;Therefore, in the present embodiment, at low-frequency antenna irradiation structure (i.e. first
Active antenna in antenna group 31) use regular array and while being covered with whole bore face, the aerial radiation of HF array
Structure (active antenna in the i.e. second antenna group 32) uses the irregular layout type of Thinned arrays.
Meanwhile, when specifically applying, the low frequency of phased-array radar is generally used for following the tracks of at a distance detection, and these needs are bigger
Power exports;And simultaneously, high frequency is for closely following the tracks of detection (such as the function such as final guidance or imaging), this has differentiates bore
Rate requires higher;The most different operating frequencies has different requirements and character;Meanwhile, before single channel radiant power is identical
Putting, Phased Array Radar Antenna port number (the corresponding aerial radiation structure of each passage) is the most in theory, the transmitting of system
Power is the biggest, but simultaneously passage increase the coupling enhancing that will also result between antenna, structure is difficult to and difficulty of dispelling the heat etc.
Series of problems, it is even more important that increasing of port number also brings along being substantially increased of cost, therefore in the present embodiment, high frequency
Passage is equal with low channel quantity.Such that can guarantee that low-frequency range antenna is obtained in that the biggest output, go simultaneously
Except after regularly arranged installation through hole bare cloth arrangement mode also allow high band antenna also be able to possess heavy caliber to realize high-resolution
Rate.
In the present embodiment, an each single low frequency or hf channel all individually corresponding active antenna, Fig. 6 gives this
The typical active antenna scattergram of aerial radiation front 3 in embodiment, it will be seen that figure is connected with low channel
One antenna group 31 becomes rule matrix arrangement, and the second antenna group 32 being connected with hf channel becomes bare cloth irregular alignment;
It should be noted that the shape of first antenna group 31 and the second antenna group 32 is only both differences in Fig. 6, do not represent real
Antenna pattern.
Embodiment 3: different from embodiment 1 be, the present embodiment provides a kind of high frequency, intermediate frequency, low frequency to be single polarization
Shared aperture is combined phased array antenna structure, in the present embodiment, as it is shown on figure 3, the installation through hole on described installation support plate 2 is divided into three
Individual through hole group, respectively first through hole group the 21, second through hole group 22, third through-hole group 23;Wherein, the first sets of vias
Through hole is installed in other 21 and is used for installing low frequency radio frequency adapter, the second through hole group 22 is installed through hole and is used for high-frequency radio frequency is installed
Adapter, installs through hole and is used for installing intermediate frequency radio frequency connector in third through-hole group 23;Same, the first through hole group 21,
In second through hole group 22 and third through-hole group 23, installation through hole is all in regular array cross arrangement, the different other rule of sets of vias
Then array can identical or different (difference refers to, as different in the distance between through hole);
Active antenna on corresponding aerial radiation front 3 is also three antenna groups, respectively first antenna group
Other 31 and second antenna group 32 and third antenna group, wherein the active antenna in first antenna group 31 becomes regular array to arrange
Cloth and with the first through hole group in install radio frequency connector one_to_one corresponding, the active antenna in the second antenna group 32 becomes bare cloth
Array arranges, the aerial array in third antenna group can according to circumstances in regular array or in thinning array arrangement concrete
, it is noted that different bare cloth algorithms can draw different bare cloth arrangement modes;
In the present embodiment, installing through hole and be used for installing low frequency radio frequency adapter in the first through hole group 21, meanwhile, second leads to
Hole group 22 is installed through hole be used for high-frequency radio frequency adapter is installed;Third through-hole group 23 is used for install intermediate frequency radio frequency connect
Device, it is thus well known that, low frequency radio frequency adapter is for being connected with phased-array radar medium and low frequency passage, and high-frequency radio frequency adapter is used for
It is connected with hf channel, and intermediate frequency radio frequency connector is for being connected with intermediate-frequency channel.Now, the radiation in first antenna group 31
Antenna is for radiating the low-frequency electromagnetic wave in phased-array radar, and the aerial radiation structure in the second antenna group 32 (i.e. radiates
Antenna) it is used for radiating frequency electromagnetic waves;And the aerial radiation structure (i.e. active antenna) in third antenna group is in radiation
Frequency electromagnetic waves.
Same, in the second antenna group 32 and third antenna group, the position of each active antenna is divided by setting
Other group active antenna positions after, drawn by specific bare cloth algorithm.
It should be noted that shape of through holes is only used as different through hole group differentiation in Fig. 3, not representing real shape of through holes is
Shown in figure;Meanwhile, in Fig. 3, different through hole group mutual alignments are merely illustrative, do not represent a through hole group and are only capable of in like fashion
Realize.
Embodiment 4: different from embodiment 1 be, the present embodiment provides being total to of a kind of low frequency dual polarization and high-frequency monopolar
Bore is combined phased array antenna structure, and in the present embodiment, as shown in Figure 4, the installation through hole on described installation support plate 2 is divided into three
Through hole group, respectively first through hole group the 21, second through hole group 22, fourth hole group 24;Described fourth hole group
The installation through hole one_to_one corresponding installed in through hole and the first through hole group 21 in 24 is disposed adjacent;
Wherein, the first through hole group 21, fourth hole group 24 are installed through hole and are used to low frequency radio frequency adapter is installed,
Difference is, the first through hole group 21 medium and low frequency radio frequency connector is used for connecting low frequency horizontal polarization passage;Described four-way
Hole group 24 installs through hole medium and low frequency radio frequency connector for connecting low frequency vertical POLARIZATION CHANNEL;First through hole group 21 is installed
Through hole is with in fourth hole group 24, installation through hole is the most adjacent the most corresponding and becomes regular array, described second sets of vias
Installing through hole in other 22 to be used for installing high-frequency radio frequency adapter, it is used for connecting hf channel.As it is shown in figure 5, in the present embodiment,
Each low frequency horizontal polarization radio frequency connector 14(connects with low frequency horizontal polarization passage) and its corresponding low frequency vertical polarization
Radio frequency connector 14(is connected with low frequency vertical POLARIZATION CHANNEL) share same antenna irradiation structure (active antenna), we are by this sky
Line is referred to as the dual-polarized shared antenna of low frequency, and i.e. in the present embodiment, the active antenna on aerial radiation front 3 is also divided into two skies
Line group, respectively first antenna group the 31, second antenna group 32, wherein first antenna group 31 is in regularly arranged, and, the
Each active antenna in one antenna group 31 is the dual-polarized shared antenna of low frequency;And second antenna corresponding with hf channel
Active antenna in group 32 still arranges in thinning array.
And the first antenna combination array of correspondence is similarly regular array, the installation through hole in the second through hole group 22 is corresponding
Aerial radiation knot constitute thinning array arrangement;Meanwhile, the second antenna group 32 is installed the aerial radiation structure that through hole is corresponding
The thinning array of (active antenna) is still that in the first through hole group 21, the first antenna group 31 of third through-hole group 23 correspondence
After regular matrix sets, by by after in first antenna group 31, aerial radiation locations of structures is all removed, by bare cloth algorithm
Calculating gets.
Concrete, in other embodiment, the different POLARIZATION CHANNEL of same frequency can also an individually corresponding sky
Beta radiation structure (active antenna), simply in which, the active antenna on aerial radiation front 3 needs three antenna groups,
And the most corresponding low frequency horizontal polarization passage of the antenna in three antenna groups, low frequency vertical POLARIZATION CHANNEL and hf channel, this
Mean that in this kind of mode, active antenna is more, and its needs take bigger aerial radiation front 3 space.
Embodiment 5: the present embodiment provides a kind of multifrequency Shared aperture to be combined phased array antenna structure equally, but with embodiment 1
Difference is, in the present embodiment, described installation support plate 2 is the entirety being spliced by the identical carrier plate module of more than 2,
Meanwhile, described aerial radiation front 3 is the entirety being spliced by two or more identical antenna submatrix face.This be because of
For, on case support plate, the arrangement mode of the active antenna in the second antenna group 32 is calculated by bare cloth optimized algorithm
Bare cloth irregular array, and for bare cloth algorithm, its required active antenna quantity optimized is the most, then calculate the most complicated,
And then cause production and assembly technology the most complicated;If but optimize very little, and the effect of optimization that can not get, therefore consider, will
The adapter low-and high-frequency quantity in antenna submatrix face is all limited to 64, thus the low-and high-frequency antenna element number of correspondence is also respectively
64, so that the front of phased array antenna can be made up of identical multiple antenna submatrix faces,
Meanwhile, in the present embodiment, the split in each antenna submatrix face in subsequent handling for convenience, edge, antenna submatrix face
Do abnormity process, and this abnormity can meet the split demand in same antenna submatrix face, rectangular saw-tooth edge 34 as shown in Figure 6.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Protection domain within.
Claims (10)
1. a multifrequency Shared aperture is combined phased array antenna structure, it is characterised in that include,
Installing support plate, described installation support plate is provided with the installation through hole for fixedly mounting radio frequency connector, described installation is led to
Hole is at least divided into the first through hole group and the second through hole group, and the installation in described first through hole group and the second through hole group is led to
Kong Juncheng regular array cross arrangement;
Radio frequency connector array, for being connected with one or more in hf channel, low channel, intermediate-frequency channel;
Aerial radiation front, is used for arranging active antenna array, described active antenna array be at least divided into first antenna group and
Second antenna group, described first antenna group is regular array, and the second antenna group is thinning array arrangement;Described
Active antenna in one antenna group and the radio frequency connector one_to_one corresponding in the first through hole group, the spoke in the second antenna group
Penetrate the radio frequency connector one_to_one corresponding in antenna and the second through hole group.
2. antenna structure as claimed in claim 1, it is characterised in that described active antenna be electromagnetic horn, microstrip antenna or
Slot antenna.
3. antenna structure as claimed in claim 1, it is characterised in that the installation through hole in different through hole groups, is respectively used to
The radio frequency connector of different frequency is installed, or is respectively used to install the most like-polarized radio frequency connector of same frequency.
4. antenna structure as claimed in claim 1, it is characterised in that the installation through hole in described first through hole group is used for pacifying
Dress low frequency radio frequency adapter;Installation through hole in described second through hole group is used for installing high-frequency radio frequency adapter.
5. antenna structure as claimed in claim 1, it is characterised in that described installation through hole also includes third through-hole group, institute
The installation through hole stated in third through-hole group becomes regular array;And be used for intermediate frequency radio frequency connector is installed;
Described active antenna array also includes third antenna group;Active antenna in described third antenna group and third through-hole
Intermediate frequency radio frequency connector one_to_one corresponding in group, and its be regular array or in Thinned arrays arrange.
6. antenna structure as claimed in claim 1, it is characterised in that described installation through hole also includes fourth hole group, institute
The installation through hole one_to_one corresponding installed in through hole and the first through hole group stated in fourth hole group is disposed adjacent.
7. antenna structure as claimed in claim 6, it is characterised in that the installation through hole in described first through hole group is used for pacifying
Dress low frequency horizontal polarization radio frequency connector;Installation through hole in described fourth hole group is used for installing low frequency vertical polarised radiofrequency
Adapter;Described second through hole group is installed through hole be used for high-frequency radio frequency adapter is installed.
8. antenna structure as claimed in claim 7, it is characterised in that each described low frequency horizontal polarization radio frequency connector and its
The low frequency vertical polarised radiofrequency adapter that correspondence is disposed adjacent shares same active antenna.
9. antenna structure as claimed in claim 1, it is characterised in that described installation support plate is complete by one or more than 2
Exactly the same support plate submodule is spliced;
Meanwhile, described aerial radiation front is for be spliced by one or more identical antenna submatrix face.
10. antenna structure as claimed in claim 1, it is characterised in that on each antenna submatrix face in bare cloth the of arrangement
In two antenna groups, the quantity of the active antenna comprised is less than 128.
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Cited By (5)
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CN106099395A (en) * | 2016-08-11 | 2016-11-09 | 成都雷电微力科技有限公司 | A kind of multifrequency Shared aperture is combined phased array antenna structure |
CN109301508A (en) * | 2018-09-26 | 2019-02-01 | 北京无线电计量测试研究所 | It is a kind of for tightening the antenna assembly of field calibration |
CN110492252A (en) * | 2019-08-23 | 2019-11-22 | 西北核技术研究院 | A kind of wide angle scanning array antenna and its design method |
CN113285220A (en) * | 2021-05-20 | 2021-08-20 | 中国电子科技集团公司第二十六研究所 | Dual-frequency common-aperture phased array antenna, communication device and system |
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CN110492252A (en) * | 2019-08-23 | 2019-11-22 | 西北核技术研究院 | A kind of wide angle scanning array antenna and its design method |
CN113285220A (en) * | 2021-05-20 | 2021-08-20 | 中国电子科技集团公司第二十六研究所 | Dual-frequency common-aperture phased array antenna, communication device and system |
CN113823898A (en) * | 2021-07-22 | 2021-12-21 | 北京遥测技术研究所 | P/L/S three-frequency-band left-right-hand circularly polarized antenna array surface |
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