CN108011190A - Multiband integration wide area detects reception antenna - Google Patents
Multiband integration wide area detects reception antenna Download PDFInfo
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- CN108011190A CN108011190A CN201711231847.0A CN201711231847A CN108011190A CN 108011190 A CN108011190 A CN 108011190A CN 201711231847 A CN201711231847 A CN 201711231847A CN 108011190 A CN108011190 A CN 108011190A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
- H01Q1/288—Satellite antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/104—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
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- Engineering & Computer Science (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Aviation & Aerospace Engineering (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The present invention proposes a kind of multiband integration wide area detection reception antenna, including：The antenna is made of L frequency ranges multi-beam and VHF frequency range shaped-beam antenna arrays；The L frequency ranges multi-beam antenna array includes being fixedly installed on stent (4) and the top submatrix (1) of trapezoidal placement, left side submatrix (2) and right side submatrix (3), wherein there are gap between two neighboring submatrix；The VHF frequency ranges shaped-beam antenna array includes two VHF band radiations units (5a, 5b) and VHF frequency ranges feeding network (6), wherein VHF band radiations unit clearance position between two neighboring submatrix, by the VHF frequency ranges feeding network (6) that is arranged on stent (4) two VHF band radiations units (5a, 5b) are carried out with constant amplitude is anti-phase to be synthesized, obtains the wave beam of VHF frequency range shaped-beam antenna arrays.The present invention realizes the shaped-beam over the ground of VHF frequency ranges and the high-gain simultaneous multiple beams of L frequency ranges at the same time, meets the needs of AIS and ADS B integrated systems satellite-based wide area detection.
Description
Technical field
The invention belongs to the technical field of satellite antenna, is related to a kind of multiband integration wide area detection reception antenna.
Background technology
Seeds of First Post-flight AIS (Automatic Identification System) and ADS-B (Automatic
Dependent Surveillance-Broadcast) system, it is whole that AIS terminals under star in visible area, ADS-B can be gathered
The data sent are held, and are forwarded to earth station, the service such as supervision, coordination, anticollision is provided for civil aircraft, civilian boat.Satellite-based data are adopted
Collecting system can break through ground based detection and be restricted by terrain environment, and investigative range is wider, at home and abroad obtain increasingly widely should
With.
Wide area detection needs antenna beam to possess the wide area covering power of certain gain, and ADS-B systems and AIS systems detect
The difference of object, different requirements is proposed to antenna gain, instantaneous coverage.ADS-B Antenna Operations are in L frequency ranges (1090ES
Pattern 1090MHz), system is more demanding to antenna gain, according to the difference of orbit altitude, it is desirable to which gain reaches in beam angle
7~10dB, will realize wide area covering and anticollision, it is necessary to produce multiple high-gain wave beams at the same time, be realized usually using array.
On the other hand, AIS Antenna Operations are at VHF frequency ranges (162MHz), and wavelength is in rice magnitude, therefore AIS antenna sizes are very big, it is impossible to
Extensive group battle array, will realize wide area covering over the ground, the link loss brought for big visual angle path loss, it is necessary to less
Number of antennas realizes shaped-beam over the ground.
Document " Multi-Beam Antenna for Space-Based ADS-B " propose a kind of multiple-beam array day
Line, is synthesized by the space arrangement and network of 4 submatrixs, forms 7 wave beams；The new deployable day of space-based ADS-B systems of document "
Cable architecture design " proposes to realize 7 wave beams using 7 deployable helical antennas.These designs should only for ADS-B individual systems
With the problem of being not directed to how to merge with VHF band antennas.
Document " Deployment verification of large CFRP helical high-gain antenna
For AIS signals " propose a kind of extensible helical antenna scheme for satellite-based AIS applications, though after helical antenna is packed up
It is right lighter in weight, highly relatively low, but still need to take larger erection space, and so helical antenna of large scale, control is unfolded in it
Mechanism processed is complex.Document " Compact patch antenna for Automatic Identification System
(AIS) " propose a kind of AIS paster antennas, antenna board size be 70cm × 70cm, document " Miniaturized Array
Antenna Using Artificial Magnetic Materials for Satellite-Based AIS System " are carried
Go out a kind of planar antenna based on artificial electromagnetic material, antenna size is reduced to 50cm × 50cm, and this type AIS antennas use
Square-shaped radiation bore, advantage is to realize that dual-linear polarization receives, inferior position be to take erection space it is larger, without space
Integrated with ADS-B antennas.A kind of satellite antenna suitable for spaceborne AIS of patent " ", application number：CN201521064444.8, generation
Table the AIS antennas of a kind of similar inverted-F formula, its long and narrow shape reduce erection space, can provide linear polarization reception, but
The radiation characteristic and port identity of inverse-F antenna are all easier to be influenced be subject to installation environment, usually to ensure around installation place
Without other metal objects, therefore it is not easy to integrate with ADS-B antennas.In addition, some commercial microsatellites use monopole antenna group
Battle array realizes the shaped-beam of VHF frequency ranges, similar with inverse-F antenna, and monopole antenna is highly prone to installation environment influence, radiation direction
Figure is not easy to control, and re-optimization is generally required for different celestial body structures.
One of development trend of Seeds of First Post-flight data collecting system is mutli-system integration, existing ADS-B aerial arrays or AIS
Antenna fails to consider Integrated design and the realization of antenna on the whole, can not meet the needs of AIS is with the ADS-B system integrations.
The content of the invention
Problems to be solved by the invention are that existing ADS-B aerial arrays or AIS antennas fail to consider antenna on the whole
Integrated design and realization, can not meet the needs of AIS is with the ADS-B system integrations.
Technological means for solving problem is that the present invention proposes a kind of multiband integration wide area detection reception antenna,
Apply to ADS-B wide area detection reception antennas integrated with spaceborne L, VHF frequency range of AIS integrated systems.
A kind of multiband integration wide area detection reception antenna proposed by the present invention, including：The antenna is by L frequency range multi-beams
Aerial array and VHF frequency range shaped-beam antenna array composition；The L frequency ranges multi-beam antenna array includes being fixedly installed on branch
On frame and the top submatrix of trapezoidal placement, left side submatrix and right side submatrix, wherein there are gap between two neighboring submatrix；Institute
Stating VHF frequency range shaped-beam antenna array includes two VHF band radiations units and VHF frequency range feeding networks, two of which VHF
Band radiation unit is arranged on stent and the clearance position between two neighboring submatrix, by the VHF frequencies being arranged on stent
Section feeding network carries out the anti-phase synthesis of constant amplitude to two VHF band radiations units, obtains VHF frequency range shaped-beam antenna arrays
Wave beam.
Further, as a preferred technical solution of the present invention, according to institute in the L frequency ranges multi-beam antenna array
Beam coverage is needed to determine the normal direction angle with horizontal plane of left side submatrix and right side submatrix.
Further, as a preferred technical solution of the present invention, per height in the L frequency ranges multi-beam antenna array
Battle array includes：Antenna element, submatrix bottom plate, submatrix feeding network and submatrix multiple beam forming network；Wherein antenna element is installed on fixation
On the upside of submatrix bottom plate on stent, the submatrix feeding network is installed in submatrix bottom plate, and the distributing point of antenna element with
The input port of submatrix feeding network is connected；The output port of the submatrix transmission network connects submatrix multiple beam forming network by cable
Input port, and the output port of submatrix multiple beam forming network connects receiving device by cable.
Further, it is passive polymer fabric as a preferred technical solution of the present invention, the submatrix feeding network
Network；And submatrix multiple beam forming network is active electric network.
Further, it is more as a preferred technical solution of the present invention, the L frequency ranges multi-beam antenna array neutron array
Wave beam network includes sequentially connected low-noise amplifier, power splitter, phase shifter, combiner.
Further, it is every in the VHF frequency ranges shaped-beam antenna array as a preferred technical solution of the present invention
A VHF band radiations unit includes：Radiation fin, feed assembly, metal support column and reflector plate, wherein radiation fin and reflector plate point
It is not installed at the top and bottom of metal support column；The feed assembly be perpendicularly fixed at the side of radiation fin and positioned at radiation fin and
Between reflector plate.
Further, as a preferred technical solution of the present invention, the radiation fin and reflector plate are rectangle.
Further, as a preferred technical solution of the present invention, it is exhausted that the feed assembly includes metal probe, medium
Edge sleeve and metal sleeve, wherein metal probe are vertically fixed on the surface of radiation fin, and are covered successively on the surface of metal probe
Put dielectric insulation sleeve and metal sleeve.
Further, as a preferred technical solution of the present invention, the surface of the metal probe is threadedly
Dielectric insulation sleeve and metal sleeve are nested with successively.
Further, as a preferred technical solution of the present invention, the VHF frequencies that the VHF frequency ranges feeding network obtains
Section shaped-beam antenna array beams are shape of a saddle shaped-beam over the ground.
Invention effect is that the present invention provides a kind of spaceborne L, VHF frequency range one suitable for ADS-B and AIS integrated systems
Change wide area detection reception antenna, L band antennas produce multiple wave covers at the same time, and visual field, VHF band antennas produce saddle over the ground
Shaped-beam and radiation characteristic are not easily susceptible to installation environment influence to shape over the ground, and antenna compact overall structure, integrated level are high, are suitable for
Civilian boat, civil aircraft satellite-based wide area based on AIS and ADS-B integrated systems detect.
The present invention compared with prior art the advantages of be：
(1) VHF band antennas of the present invention utilize the gap arrangement group battle array between L band antenna arrays, do not take star additionally
The installation space in body surface face, compact overall structure, integrated level are high.
(2) VHF band radiations unit of the present invention have backwards to be zero point antenna pattern, make its radiance be not easy by
Installation environment influences；When being integrated with L band antennas array, L band antenna arrays will not be impacted.
(3) present invention is put the combination of inclination angle and preset wave beam electrical tilt by front physics, produced to L frequency range arrays
Multiple wave beams of different angle；By the combination of passive feeding network and active beam forming network, it is real to simplify simultaneous multiple beams
Existing mode, reduces system complexity.
(4) present invention realizes the shaped-beam over the ground of VHF frequency ranges and the high-gain simultaneous multiple beams of L frequency ranges, energy at the same time
Enough meets the needs of AIS and ADS-B integrated systems wide area detection.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of inventive antenna.
Fig. 2 is the diagrammatic cross-section of inventive antenna.
Fig. 3 is VHF band radiation cellular construction schematic diagrams in the present invention.
Fig. 4 illustrates for VHF band radiation units antenna pattern in the present invention.
Fig. 5 is the wave beam coverage condition over the ground of VHF frequency range shaped-beam antenna arrays in the present invention.
Fig. 6 is 9 wave beam production methods of L frequency range multi-beam antenna arrays in the present invention.
Fig. 7 is the 9 wave beams coverage condition over the ground of L frequency range multi-beam antenna arrays in the present invention.
Embodiment
Hereinafter, it is described in detail based on attached drawing for the present invention.
As shown in Figure 1, a kind of multiband integration wide area detection reception antenna of the present invention, integrates suitable for ADS-B and AIS
Spaceborne L, VHF frequency range integration wide area detection reception antenna of system, by L frequency ranges multi-beam antenna array and VHF frequency range figurations
Beam antenna array two large divisions forms.
Wherein, the L frequency ranges multi-beam antenna array includes being fixedly installed on stent 4 and the upper prescription of trapezoidal placement
Battle array 1, left side submatrix 2 and right side submatrix 3, three trapezoidal placements of submatrix, it is preferable that the normal direction of left side submatrix 2 and right side submatrix 3
Angle with horizontal plane is α, and α is determined according to required beam coverage；Submatrix group battle array is spaced about 0.5 times of operation wavelength；With
And there are gap between two submatrixs of arbitrary neighborhood.
As shown in Fig. 2, the VHF frequency ranges shaped-beam antenna array include two VHF band radiation unit 5a, 5b and
VHF frequency ranges feeding network 6, two of which VHF band radiation units 5a, 5b are arranged on stent 4 and are located at two neighboring submatrix
Between clearance position, along trapezoidal countertop long side place；By the VHF frequency ranges feeding network 6 that is arranged on stent 4 to two VHF
Band radiation unit 5a, 5b carry out the anti-phase synthesis of constant amplitude, obtain the wave beam of VHF frequency range shaped-beam antenna arrays, two VHF frequencies
Section radiating element is spaced about 0.2 times of operation wavelength.
The structure of each submatrix is as shown in Fig. 2, can include in the L frequency ranges multi-beam antenna array：Antenna element
11st, 21,31, submatrix bottom plate 12,22,32, submatrix feeding network 13,23,33 and submatrix multiple beam forming network 14,24,34；Wherein day
Line unit 11,21,31 is installed on the upside of the submatrix bottom plate being fixed on stent 4, and the submatrix feeding network 13,23,33 is installed
In in submatrix bottom plate, and the distributing point of antenna element 11,21,31 is connected with the input port of submatrix feeding network 13,23,33；
The output port of the submatrix feeding network 13,23,33 connects the input terminal of submatrix multiple beam forming network 14,24,34 by cable
Mouthful so that output signal is sent into the input port of submatrix multiple beam forming network, and submatrix multiple beam forming network 14,24,34 by cable
Output port receiving device is connected by cable so that the output signal of submatrix multiple beam forming network by cable be sent into reception set
It is standby.Preferably, the L frequency ranges multi-beam antenna array produces multiple wave beam splicing coverings visual field over the ground at the same time.
Preferably, the submatrix feeding network 13,23,33 of the L frequency ranges multi-beam antenna array is passive synthesis network；
And submatrix multiple beam forming network is active electric network；The submatrix multiple beam forming network 14,24,34 of the L frequency ranges multi-beam antenna array is equal
Including sequentially connected low-noise amplifier, power splitter, phase shifter, combiner；Input every road signal of submatrix multiple beam forming network
After amplification, n roads are divided into by power splitter, wherein n is the wave beam number that the submatrix is formed, and carries out phase shift respectively, phase shift phase according to
Required beam position determines that the signal after phase shift synthesizes n roads signal output by combiner again.
In the present invention, structure such as Fig. 3 of each VHF band radiation units in the VHF frequency ranges shaped-beam antenna array
It is shown, specifically include：Radiation fin 51, feed assembly 52, metal support column 53 and reflector plate 54, wherein radiation fin 51 and reflector plate
54 are respectively arranged in the top and bottom of metal support column 53, it is preferable that mount point is located at the geometric center of radiation fin and reflector plate；
For the ease of being blended with L frequency range multi-beam antenna arrays, horizontal component and the reflector plate 54 of radiation fin 51 are long and narrow square
Shape；The feed assembly 52 is perpendicularly fixed at the side of radiation fin 51 and between radiation fin 51 and reflector plate 54.
Also, the feed assembly 52 can include metal probe 521, dielectric insulation sleeve 522 and metal sleeve 523,
Wherein metal probe 521 is vertically fixed on the surface of radiation fin 51, and is nested with dielectric insulation successively on the surface of metal probe 521
Sleeve 522 and metal sleeve 523.Preferably, the connection between metal probe 521 and radiation fin 51, it is real by metallic screw
It is existing；The surface of the metal probe 521 is threadedly nested with dielectric insulation sleeve 522 and metal sleeve 523 successively.Due to
Connection is full mechanical system, can ensure higher reliability.
Described VHF band radiations unit 5a, 5b have to be not easily susceptible to pacify backwards to the antenna pattern for being zero point, radiation characteristic
Filling environment influences.The VHF frequency range shaped-beam antenna array beams that the VHF frequency ranges feeding network 6 obtains for the shape of a saddle over the ground
Shaped-beam.
Therefore, the present invention has the characteristics that compact-sized, integrated level is high, reliability is high using the above structure, realizes at the same time
The shaped-beam over the ground of VHF frequency ranges and the high-gain simultaneous multiple beams of L frequency ranges, meet that AIS and ADS-B integrated systems satellite-based is wide
The demand of domain detection.
In order to verify that the antenna of the present invention possesses while realizes the shaped-beam over the ground of VHF frequency ranges and the high increasing of L frequency ranges
Beneficial simultaneous multiple beams function, spy enumerate a verification example and illustrate.
In this verification example, a kind of multiband integration wide area detection reception antenna is proposed, by L frequency range multi-beam antenna arrays
Formed with VHF frequency range shaped-beam antenna arrays two large divisions.
Wherein, as shown in Figure 1, the L frequency ranges multi-beam antenna array includes top submatrix 1, left side submatrix 2, right side
Battle array 3 and stent 4, three trapezoidal placements of submatrix, in the present embodiment, 1 normal direction angle with horizontal plane of top submatrix are in 90 degree, left
The normal direction angle with horizontal plane of side submatrix 2 and right side submatrix 3 is 45 degree；Top submatrix 1 contains 10 antenna elements 11, by 2 × 5 rows
Row group battle array, left side submatrix 2 and right side submatrix 3 respectively contain 15 antenna elements 21,31, and by 3 × 5 arrangement group battle arrays, group battle array spacing is taken as
140mm。
As shown in Fig. 2, each submatrix of L frequency range multi-beam antenna arrays is comprising antenna element 11,21,31, submatrix bottom
Plate 12,22,32, submatrix feeding network 13,23,33 and submatrix multiple beam forming network 14,24,34.
Wherein, the VHF frequency ranges shaped-beam antenna array contains two VHF band radiation unit 5a, 5b, is positioned over L frequencies
Gap between three submatrixs of section multi-beam antenna array 1,2,3, in the present embodiment, between two VHF band radiation units
Away from being taken as 374mm.L frequency range multibeam antennas are blocked in order to reduce VHF band radiations unit, by VHF band radiation units
Tilt 22.5 degree of placements.
As shown in figure 3, VHF band radiations unit includes radiation fin 51, feed assembly 52, metal support column 53 and reflector plate
54.In the present embodiment, the installation connection between radiation fin 51, reflector plate 54 and metal support column 53, metal probe 521 and spoke
The connection between piece 51 is penetrated, is realized by metallic screw, screw thread is designed between dielectric insulation sleeve 522 and metal probe 521
It is connected with each other.Since connection is full mechanical system, it can ensure higher reliability.The material selection boat of dielectric insulation sleeve
Its device maturing material polyimides, meets space environment requirement.The effect of feed assembly 521,522,523 is to introduce capacitance coupling
Close, since VHF band wavelengths are grown, if direct feed, feed probes are long to be caused in perception, feed assembly to make at port
With port impedance characteristic of alternating current can be effectively improved.
By adjusting 51 horizontal component length of VHF band radiation units radiation fin, 54 length of reflector plate and therebetween
Distance, VHF band radiations unit is had backwards to the antenna pattern for being zero point, pattern shapes are as shown in Figure 4.In this reality
Apply in example, 51 horizontal component length of radiation fin is 704mm, and 54 length of reflector plate is 716mm, the two spacing 110mm.Two VHF
The signal that band radiation unit 5a, 5b are received carries out the anti-phase synthesis of constant amplitude by VHF frequency ranges feeding network 6, can form horse
Shaped-beam, wave cover situation are as shown in Figure 5 over the ground for saddle type.
In the present embodiment, antenna element 11,21,31 uses air microstrip form, and such a formal subject structure is metal,
Space adaptability is good.Antenna element 11,21,31 is installed on the upside of submatrix bottom plate 12,22,32, submatrix feeding network 13,23,33
It is installed in submatrix bottom plate 12,22,32, the bottom plate of antenna element in itself is with submatrix bottom plate, feeding network external shielding body in structure
One entirety of upper formation, the input of the distributing point and submatrix feeding network of antenna element are connected directly.Submatrix feeding network is nothing
Source network 13,23,33, submatrix multiple beam forming network are active electric network 14,24,34, therefore antenna element 11,21,31, submatrix bottom plate
12nd, 22,32, submatrix feeding network 13,23,33 can be used as above deck equipment, and submatrix multiple beam forming network 14,24,34 in cabin as setting
It is standby.The output signal of submatrix feeding network 13,23,33 is connected to submatrix multiple beam forming network 14,24,34 by cable.
Illustrate multi-beam production method so that L frequency ranges multi-beam antenna array produces 9 wave beams as an example：The submatrix of top submatrix
The antenna element that feeding network 13 arranges 2 rows 5 is synthesized by row, synthesizes 5 tunnel signal outputs, is sent into corresponding submatrix multi-beam
Network 14；The antenna element that 23,33 pair of 3 row 5 of submatrix feeding network of left/right submatrix arranges is synthesized by row, synthesizes 5
Road signal output, is sent into corresponding submatrix multiple beam forming network 24,34；Each submatrix multiple beam forming network functional block diagram is as shown in fig. 6, right
5 road signals of input are amplified respectively, are divided into 3 tunnels by power splitter again per road signal, are obtained 15 road signals；To 15 road signals point
Phase shift is not carried out, and the signal after phase shift synthesizes 3 tunnel signal outputs by combiner again；Three submatrix multiple beam forming networks are total to
Export 9 road signals.Fig. 7 show the measured result of 9 wave beam 8dB coverings, and top submatrix 1 produces wave beam 1, wave beam 2, wave beam 3,
Left side submatrix 2 produces wave beam 4, wave beam 5, wave beam 6, and right side submatrix 3 produces wave beam 7, wave beam 8, wave beam 9.
To sum up, multiple wave beam splicing coverings pair can be produced at the same time by demonstrating the L frequency ranges multi-beam antenna array of the present invention
Ground visual field；Two VHF band radiations units carry out feed by VHF frequency ranges feeding network and synthesize, and form shape of a saddle figuration ripple over the ground
Beam.The shaped-beam over the ground of VHF frequency ranges and the high-gain simultaneous multiple beams of L frequency ranges are realized at the same time, meets AIS and ADS-B collection
Into the demand of system satellite-based wide area detection；High, wave cover is required to require especially suitable for integrated level high based on AIS and ADS-
The civilian boat of B integrated systems, the detection of civil aircraft satellite-based wide area.
It should be noted that described above is only the preferred embodiment of the present invention, it will be appreciated that for art technology
For personnel, some changes and improvements can also be made on the premise of the technology of the present invention design is not departed from, these are included in
In protection scope of the present invention.
Claims (10)
1. a kind of multiband integration wide area detects reception antenna, it is characterised in that including：The antenna is by L frequency range multi-beams day
Linear array and VHF frequency range shaped-beam antenna array composition；The L frequency ranges multi-beam antenna array includes being fixedly installed on stent
(4) on and the top submatrix (1) of trapezoidal placement, left side submatrix (2) and right side submatrix (3), wherein between two neighboring submatrix
There are gap；The VHF frequency ranges shaped-beam antenna array includes two VHF band radiations units (5a, 5b) and VHF frequency ranges are presented
Electric network (6), two of which VHF band radiations unit (5a, 5b) are respectively arranged on stent (4) and are located at two neighboring submatrix
Between clearance position, by the VHF frequency ranges feeding network (6) that is arranged on stent (4) to two VHF band radiations units (5a,
The anti-phase synthesis of constant amplitude 5b) is carried out, obtains the wave beam of VHF frequency range shaped-beam antenna arrays.
2. multiband integration wide area detection reception antenna according to claim 1, it is characterised in that the more ripples of L frequency ranges
The normal direction for determining left side submatrix (2) and right side submatrix (3) according to required beam coverage in beam antenna array is pressed from both sides with horizontal plane
Angle.
3. multiband integration wide area detection reception antenna according to claim 1, it is characterised in that the more ripples of L frequency ranges
Each submatrix includes in beam antenna array：Antenna element (11,21,31), submatrix bottom plate (12,22,32), submatrix feeding network
(13,23,33) and submatrix multiple beam forming network (14,24,34)；Wherein antenna element (11,21,31), which is installed on, is fixed on stent
(4) on the upside of the submatrix bottom plate on, the submatrix feeding network (13,23,33) is installed in submatrix bottom plate, and antenna element (11,
21st, distributing point 31) is connected with the input port of submatrix feeding network (13,23,33)；The submatrix feeding network (13,23,
33) output port connects the input port of submatrix multiple beam forming network (14,24,34), and submatrix multiple beam forming network by cable
The output port of (14,24,34) connects receiving device by cable.
4. multiband integration wide area detection reception antenna according to claim 3, it is characterised in that the submatrix transmission network
Network (13,23,33) is passive synthesis network；And submatrix multiple beam forming network (14,24,34) is active electric network.
5. multiband integration wide area detection reception antenna according to claim 3, it is characterised in that the more ripples of L frequency ranges
Beam antenna array neutron battle array multiple beam forming network (14,24,34) includes sequentially connected low-noise amplifier, power splitter, phase shift
Device, combiner.
6. multiband integration wide area detection reception antenna according to claim 1, it is characterised in that the VHF frequency ranges are assigned
Each VHF band radiation units include in shape beam antenna array：Radiation fin (51), feed assembly (52), metal support column
(53) and reflector plate (54), wherein radiation fin (51) and reflector plate (54) are respectively arranged in metal support column (53) top and bottom
Portion；The feed assembly (52) be perpendicularly fixed at the side of radiation fin (51) and positioned at radiation fin (51) and reflector plate (54) it
Between.
7. multiband integration wide area detection reception antenna according to claim 6, it is characterised in that the radiation fin (51)
It is rectangle with reflector plate (54).
8. multiband integration wide area detection reception antenna according to claim 6, it is characterised in that the feed assembly
(52) metal probe (521), dielectric insulation sleeve (522) and metal sleeve (523) are included, wherein metal probe (521) is vertical
The surface of radiation fin (51) is fixed on, and dielectric insulation sleeve (522) and metal are nested with successively on the surface of metal probe (521)
Sleeve (523).
9. multiband integration wide area detection reception antenna according to claim 8, it is characterised in that the metal probe
(521) surface is threadedly nested with dielectric insulation sleeve (522) and metal sleeve (523) successively.
10. multiband integration wide area detection reception antenna according to claim 1, it is characterised in that the VHF frequency ranges feedback
The VHF frequency range shaped-beam antenna array beams that electric network (6) obtains are shape of a saddle shaped-beam over the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711231847.0A CN108011190B (en) | 2017-11-30 | 2017-11-30 | Multi-frequency-band integrated wide-area detection receiving antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711231847.0A CN108011190B (en) | 2017-11-30 | 2017-11-30 | Multi-frequency-band integrated wide-area detection receiving antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108011190A true CN108011190A (en) | 2018-05-08 |
| CN108011190B CN108011190B (en) | 2020-02-07 |
Family
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Family Applications (1)
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| CN201711231847.0A Active CN108011190B (en) | 2017-11-30 | 2017-11-30 | Multi-frequency-band integrated wide-area detection receiving antenna |
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| CN109904594A (en) * | 2019-02-12 | 2019-06-18 | 上海航天电子有限公司 | A kind of spaceborne simulation multi-beam receiving antenna of miniaturization ADS-B |
| CN111555796A (en) * | 2020-04-23 | 2020-08-18 | 上海航天电子有限公司 | Satellite load system integrating AIS (automatic identification System) and ADS-B (automatic dependent Surveillance-broadcast) message receiving functions |
| CN113036462A (en) * | 2021-02-26 | 2021-06-25 | 西安天安电子科技有限公司 | C-band broadband digital multi-beam array antenna system |
| WO2022016460A1 (en) * | 2020-07-23 | 2022-01-27 | 罗森伯格亚太电子有限公司 | Hybrid network antenna |
| CN114389650A (en) * | 2021-12-21 | 2022-04-22 | 中国航天科工集团八五一一研究所 | Satellite-borne three-dimensional ADS-B multi-beam array antenna design method |
| WO2023097355A1 (en) * | 2021-12-02 | 2023-06-08 | Fleet Space Technologies Pty Ltd | Small leo satellite systems and methods |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108693507A (en) * | 2018-05-24 | 2018-10-23 | 西安空间无线电技术研究所 | A kind of multiband scanning calibration and radiation detecting system based on figuration torus antenna |
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| CN109904594A (en) * | 2019-02-12 | 2019-06-18 | 上海航天电子有限公司 | A kind of spaceborne simulation multi-beam receiving antenna of miniaturization ADS-B |
| CN111555796A (en) * | 2020-04-23 | 2020-08-18 | 上海航天电子有限公司 | Satellite load system integrating AIS (automatic identification System) and ADS-B (automatic dependent Surveillance-broadcast) message receiving functions |
| WO2022016460A1 (en) * | 2020-07-23 | 2022-01-27 | 罗森伯格亚太电子有限公司 | Hybrid network antenna |
| US12003032B2 (en) | 2020-07-23 | 2024-06-04 | Prose Technologies (Suzhou) Co., Ltd. | Hybrid network antenna |
| CN113036462A (en) * | 2021-02-26 | 2021-06-25 | 西安天安电子科技有限公司 | C-band broadband digital multi-beam array antenna system |
| WO2023097355A1 (en) * | 2021-12-02 | 2023-06-08 | Fleet Space Technologies Pty Ltd | Small leo satellite systems and methods |
| CN114389650A (en) * | 2021-12-21 | 2022-04-22 | 中国航天科工集团八五一一研究所 | Satellite-borne three-dimensional ADS-B multi-beam array antenna design method |
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