CN107317107A - Anti-interference array is antenna integrated - Google Patents
Anti-interference array is antenna integrated Download PDFInfo
- Publication number
- CN107317107A CN107317107A CN201710562901.3A CN201710562901A CN107317107A CN 107317107 A CN107317107 A CN 107317107A CN 201710562901 A CN201710562901 A CN 201710562901A CN 107317107 A CN107317107 A CN 107317107A
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- antenna
- interference
- feed pin
- pcb board
- positioning unit
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Classifications
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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
-
- 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
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a kind of anti-interference array is antenna integrated, including Antenna baseplate, the positioning unit with multiple feeds fed microstrip antenna, multiple anti-interference units and adapter assembly；Positioning unit is arranged on the first surface of Antenna baseplate, and multiple anti-interference unit intervals are distributed in the periphery of positioning unit；The adapter assembly includes the first radio-frequency joint and the second radio-frequency joint, and the first radio-frequency joint is connected in Antenna baseplate second surface side and with positioning unit, and second radio-frequency joint is connected with anti-interference unit and extended to the direction away from first surface.The anti-interference array of the present invention is antenna integrated, the microstrip antenna of positioning unit uses multiple feeds scheme, the antenna of multiple feeds has more stable phase center and symmetrical directional diagram, broader circular polarisation bandwidth and standing wave bandwidth compared to double-fed point and single feed point, realizes high accuracy positioning.The setting of multiple anti-interference units so that anti-interference array is antenna integrated can to resist the interference signal of multiple different directions simultaneously.
Description
Technical field
The present invention relates to anti-interference antenna field, more particularly to a kind of anti-interference array are antenna integrated.
Background technology
Satellite navigation system provides round-the-clock, high accuracy and navigation in real time, positioning and time service information for people, in the modern times
Irreplaceable effect is played in life.However, due to the tens of thousands of kilometers of the satellite distance earth, satellite navigation signals are very micro-
It is weak, it is highly prone to space or artificial interference.Therefore, interference free performance is extremely important for satellite navigation system.
With the development of science and technology, anti-interference antenna integrated the applied industry of array is more and more wider, the raising of all kinds of demands
The positioning accuracy request for making people's confrontation interference array antenna integrated is greatly improved.Single feed point feed microstrip antenna because
Frequency band width is so typically all one-segment or two-band, and the antenna circular polarisation narrow bandwidth of single feed point feed, phase
Central stabilizer degree difference is easily disturbed by the external world, so the positioning precision of single feed point microstrip antenna can not meet use at present
Requirement of the family to high accuracy positioning, thus research and develop a kind of anti-interference array of new high accuracy it is antenna integrated will have it is particularly significant
Meaning.
The content of the invention
The technical problem to be solved in the present invention is that there is provided a kind of integrated day of anti-interference array for realizing high accuracy positioning
Line.
The technical solution adopted for the present invention to solve the technical problems is：There is provided a kind of anti-interference array antenna integrated, wrap
Include Antenna baseplate, the positioning unit with multiple feeds fed microstrip antenna, multiple anti-interference units and adapter assembly；It is described fixed
Bit location is arranged on the first surface of the Antenna baseplate, and multiple anti-interference unit intervals are distributed in the positioning unit
Periphery；The adapter assembly includes the first radio-frequency joint and the second radio-frequency joint, and first radio-frequency joint is in the antenna
Bottom plate second surface side is simultaneously connected with the positioning unit, second radio-frequency joint be connected with the anti-interference unit and to
Direction away from the first surface extends.
Preferably, the Antenna baseplate includes opposite top surface and bottom surface and inclined peripheral is connected on the top surface and bottom surface
Between multiple sides；The surface of the bottom surface and side forms the first surface of the Antenna baseplate, and the bottom surface forms institute
State the second surface of Antenna baseplate；
The positioning unit is set on the top surface, and multiple anti-interference units are separately positioned on multiple sides
On.
Preferably, the angle between the side and bottom surface is 30 ° -80 °.
Preferably, the positioning unit includes fixed the first pcb board on the first surface, is arranged on described first
Microstrip antenna, multigroup feed pin and out splice going splice on pcb board, the microstrip antenna are located at first pcb board away from institute
State on the surface of Antenna baseplate, and be connected by multigroup feed pin with the out splice going splice, the out splice going splice with it is described
First radio-frequency joint is connected.
Preferably, the out splice going splice is arranged on first pcb board towards on the surface of the Antenna baseplate, and described
First radio-frequency joint is to inserting connection.
Preferably, the positioning unit includes feed pin described in four groups.
Preferably, the microstrip antenna include the first microstrip antenna and the second microstrip antenna, second microstrip antenna and
First microstrip antenna is successively set on first pcb board；The feed pin includes the first feed pin and the second feed pin；Institute
State the first microstrip antenna to be connected with the out splice going splice by first feed pin, second microstrip antenna passes through described
Two feed pins are connected with the out splice going splice.
Preferably, first microstrip antenna includes first medium plate and be arranged on the first medium plate first
Copper clad layers, the out splice going splice is connected by first feed pin with first copper clad layers；
Second microstrip antenna includes second medium plate and the second copper-clad being arranged on second medium plate layer,
The out splice going splice is connected by second feed pin with second copper-clad layer.
Preferably, the positioning unit also includes being arranged on first pcb board towards on the surface of the Antenna baseplate
Combining Circuit；The Combining Circuit connects first feed pin and second feed pin.
Preferably, the anti-interference unit includes fixed the second pcb board on the first surface, is arranged on described the
Dielectric-slab and the 3rd feed pin on two pcb boards；The dielectric-slab is located at the table of second pcb board away from the Antenna baseplate
On face, the 3rd feed pin is located on the dielectric-slab and the second pcb board, and the dielectric-slab is away from second pcb board
Surface be provided with copper clad layers；
Second radio-frequency joint is arranged on second pcb board towards the surface of the Antenna baseplate, and by described
3rd feed pin is connected with the copper clad layers.
Beneficial effects of the present invention：Improve the integrated trend of anti-jamming array array antenna and high-precision antenna.Positioning unit
Microstrip antenna use multiple feeds scheme, the antenna of multiple feeds scheme has more stable compared to double-fed point and single feed point scheme
Phase center and symmetrical directional diagram, broader circular polarisation bandwidth and standing wave bandwidth, realize high accuracy positioning.High-precision positioning
The frequency range of unit may include the GPSL1/L2 frequency ranges in the U.S., Russian GLONASS L1/L2 frequency ranges and national independent research
BDS B1/B2/B3 frequency ranges, can reach high request of the client to satellite navigation precision.
The setting of multiple anti-interference units, can form N-1 for an anti-interference array of N array elements is antenna integrated
The free degree, therefore anti-interference array is antenna integrated can resist the interference signal of multiple different directions simultaneously.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the antenna integrated top view of anti-interference array of one embodiment of the invention；
Fig. 2 is the antenna integrated side view of anti-interference array of one embodiment of the invention；
Fig. 3 is the positive structure schematic of the antenna integrated middle positioning unit of anti-interference array of one embodiment of the invention；
Fig. 4 is the structure schematic diagram of positioning unit shown in Fig. 3；
Fig. 5 is the structure schematic diagram of microstrip antenna in positioning unit shown in Fig. 3；
Fig. 6 be one embodiment of the invention anti-interference array it is antenna integrated in anti-interference unit positive structure schematic.
Embodiment
In order to which technical characteristic, purpose and effect to the present invention are more clearly understood from, now compare accompanying drawing and describe in detail
The embodiment of the present invention.
As shown in Figure 1, 2, the anti-interference array of one embodiment of the invention is antenna integrated, including Antenna baseplate 1, with many feedbacks
Positioning unit 2, the multiple anti-interference units 3 and adapter assembly of point fed microstrip antenna.
Wherein, Antenna baseplate 1 has opposite first surface and second surface, and positioning unit 2 is arranged on Antenna baseplate 1
On first surface, multiple anti-interference units 3 are distributed in the periphery of positioning unit 2.Adapter assembly includes the first radio-frequency joint 4
With the second radio-frequency joint 5, the first radio-frequency joint 4 is connected in the second surface side of Antenna baseplate 1 and with positioning unit 2, and second penetrates
Frequency joint 5 is connected with anti-interference unit 3 and extended to the direction away from first surface.
Specifically, Antenna baseplate 1 may include that opposite top surface 11 and bottom surface (not shown) and inclined peripheral are connected on top surface 11
Multiple sides 12 between bottom surface；The area of top surface 11 is less than bottom surface, so that Antenna baseplate 1 can be in tower structure.Bottom surface and side
The surface in face 12 forms the first surface of Antenna baseplate 1, and bottom surface forms the second surface of Antenna baseplate 1.Alternatively, side 12
Angle between bottom surface can be 30 ° -80 °, such as 45 °.
Positioning unit 2 is arranged on the top surface 11 of Antenna baseplate 1, and multiple anti-interference units 3 are separately positioned on Antenna baseplate 1
Multiple sides 12 on.
In the present embodiment, Antenna baseplate 1 includes four sides 12, and the anti-interference antenna integrated correspondence of array is anti-dry including four
Unit 3 is disturbed, four anti-interference units 3 are separately positioned on four sides 12.It is antenna integrated for an anti-interference array of N array elements
For can form the N-1 free degree, the setting of four anti-interference units 3 so that anti-interference array is antenna integrated can be simultaneously
Resist the interference signal of 3 different directions.
Positioning unit 2 has multiple feeds (two or more feed point) fed microstrip antenna, has compared to double-fed point and single feed point
More stable phase center and symmetrical directional diagram, broader circular polarisation bandwidth and standing wave bandwidth, high accuracy positioning is realized.
As shown in Figure 3,4, positioning unit 2 may include the first pcb board 23 being fixed on the first surface of Antenna baseplate 1, set
Microstrip antenna, multigroup feed pin and out splice going splice 24 on the first pcb board 23 are put, microstrip antenna is located at the first pcb board 23
On surface away from Antenna baseplate 1, its center and the center superposition of the first pcb board 23, and connect by multigroup feed pin and output
First 24 connection, out splice going splice 24 is connected with the first radio-frequency joint 4.First radio-frequency joint 4 is one, installed in Antenna baseplate 1
Second surface, and Antenna baseplate 1 can be pierced into be connected with out splice going splice 24.
Feed pin is located on microstrip antenna and the first pcb board 23, through one end of the first pcb board 23 and out splice going splice 24
Connection.Multigroup feed pin realizes the multiple feeds feed of microstrip antenna.Feed pin is preferably more than two.
Out splice going splice 24 can be arranged on the first pcb board 23 towards on the surface of Antenna baseplate 1 with welding manner, be penetrated with first
4 pairs of frequency joint inserts connection.
Microstrip antenna may include the first microstrip antenna 21 and the second microstrip antenna 22, and both are successively set on the first pcb board
On 23.Feed pin includes the first feed pin 211 and the second feed pin 221, the first microstrip antenna 21 by the first feed pin 211 with
Out splice going splice 24 is connected, and the second microstrip antenna 22 is connected by the second feed pin 221 with out splice going splice 24.
Wherein, the first microstrip antenna 21 and the second microstrip antenna 22 are in the way of lamination up and down and can be consolidated by metallic screw
It is scheduled on the first pcb board 23.The peripheral dimension of first microstrip antenna 21 is less than the peripheral dimension of the second microstrip antenna 22, positioned at second
Side of the microstrip antenna 22 away from the first pcb board 23.
Further, as in Figure 3-5, the first microstrip antenna 21 includes first medium plate 212 and is arranged on first Jie
The first copper clad layers 213 on scutum 212, out splice going splice 24 is connected by the first feed pin 211 with the first copper clad layers 213；First
The center of copper clad layers 213 and the center superposition of first medium plate 212.Second microstrip antenna 22 include second medium plate 322 and
The second copper-clad layer 223 on second medium plate 322 is arranged on, out splice going splice 24 passes through the second feed pin 221 and second copper-clad layer
223 connections；The center of second copper-clad layer 223 and the center superposition of second medium plate 322.
, can be micro- to adjust correspondence by adjusting the first copper clad layers 213, the size of second copper-clad layer 223 in microstrip antenna
Frequency with antenna, to meet demand.
First feed pin 211 is located on the first microstrip antenna 21, and passes through the first pcb board 23 to connect with out splice going splice 24
Connect.Second feed pin 221 is located on the second microstrip antenna 22, and through the first microstrip antenna 21 and the first pcb board 23 with
Out splice going splice 24 is connected.
Positioning unit 2 also includes that the first pcb board 23 can be arranged on welding manner towards the conjunction on the surface of Antenna baseplate 1
Road circuit 25；Combining Circuit 25 connects the first feed pin 211 and the second feed pin 221, so that microstrip antenna passes through the first feed
The feed pin 221 of pin 211 and second is connected with Combining Circuit 25.
In the present embodiment, positioning unit 2 includes four groups of feed pins.Each group of feed pin includes first feed pin
211 and second feed pin 221, so that the first microstrip antenna 21 is connected by four the first feed pins 211 with out splice going splice 24
Connect, the second microstrip antenna 22 is connected by four the second feed pins 221 with out splice going splice 24.Four the first feed pins 211 and four
On the individual difference of second feed pin 221 uniform intervals distribution, the center line for being such as evenly distributed on correspondence microstrip antenna.And it is possible to
By adjusting the position of the first feed pin 211 and the second feed pin 221 respectively, make the first microstrip antenna 21 and the second microstrip antenna
22 impedance matches with Combining Circuit 25.
As shown in fig. 6, anti-interference unit 3 may include fixed the second pcb board 31 on the first surface, be arranged on second
The feed pin 33 of dielectric-slab 32 and the 3rd on pcb board 31；Dielectric-slab 32 is located at the second surface of the pcb board 31 away from Antenna baseplate 1
On, the 3rd feed pin 33 is located on the pcb board 31 of dielectric-slab 32 and second, and surface of the dielectric-slab 32 away from the second pcb board 31 is set
There are copper clad layers 34.Second radio-frequency joint 5 is arranged on the second pcb board towards the surface of Antenna baseplate 1, and passes through the 3rd feed pin 33
It is connected with copper clad layers 34.
Dielectric-slab 32 controls the effective physical size of antenna using high-k substrate, meanwhile, use high-performance plate
Material is main base material, antenna piece electrical performance indications is ensured that its is superior in the case where physical size is as small as possible
Property, improve the use space of client's machine system.
Copper clad layers 34 can be by printing technology formation on the dielectric-slab 32 dorsad surface of the second pcb board 31.Copper clad layers
34 can cover the whole surface of dielectric-slab 32, can also the surface of overwrite media plate 32 part, by adjusting the big of copper clad layers 34
It is small to reach design requirement frequency.3rd feed pin 33 pierces into the pcb board 31 of dielectric-slab 32 and second from copper clad layers 34.
Specifically, in the present embodiment, the quantity of the second radio-frequency joint 5 is consistent with the quantity of anti-interference unit 3, is done per primary antibody
Disturb unit 3 and weld second radio-frequency joint 5.Each anti-interference unit 3 is generally rectangular shaped, is arranged on the side of Antenna baseplate 1
Medium position on length direction, and outward flange of the outer rim without departing from side of anti-interference unit 3.
In the embodiment of the present invention, positioning unit 2 uses four feed point feeding classifications, is less than the Phase center stability of antenna
Five millimeters, greatly improve the positioning precision of antenna.Anti-interference unit 3 uses BDS/B3 frequency ranges, high-precision positioning unit 2
Also there are BDS/B3 frequency ranges, tower structure is used with reference to Antenna baseplate 1, make anti-interference unit 3 and positioning unit 2 not in a plane
On, reduce interference of the anti-interference unit 3 to positioning unit 2.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of anti-interference array is antenna integrated, it is characterised in that including Antenna baseplate（1）, with multiple feeds fed microstrip day
The positioning unit of line（2）, multiple anti-interference units（3）And adapter assembly；The positioning unit（2）It is arranged on the antenna bottom
Plate（1）First surface on, multiple anti-interference units（3）It is distributed in the positioning unit（2）Periphery；It is described to connect
Head assembly includes the first radio-frequency joint（4）With the second radio-frequency joint（5）, first radio-frequency joint（4）In the Antenna baseplate
（1）Second surface side and with the positioning unit（2）Connection, second radio-frequency joint（5）With the anti-interference unit（3）
Connect and extend to the direction away from the first surface.
2. anti-interference array according to claim 1 is antenna integrated, it is characterised in that the Antenna baseplate（1）Including phase
The top surface of the back of the body（11）The top surface is connected on bottom surface and inclined peripheral（11）Multiple sides between bottom surface（12）；The bottom
Face and side（12）Surface form the Antenna baseplate（1）First surface, the bottom surface forms the Antenna baseplate（1）'s
Second surface；
The positioning unit（2）Set on the top surface, multiple anti-interference units（3）It is separately positioned on multiple sides
Face（12）On.
3. anti-interference array according to claim 2 is antenna integrated, it is characterised in that the side（12）Between bottom surface
Angle be 30 ° -80 °.
4. the anti-interference array according to claim any one of 1-3 is antenna integrated, it is characterised in that the positioning unit
（2）Including fixed the first pcb board on the first surface（23）, be arranged on first pcb board（23）On micro-strip day
Line, multigroup feed pin and out splice going splice（24）, the microstrip antenna is positioned at first pcb board（23）Away from the antenna bottom
Plate（1）Surface on, and pass through multigroup feed pin and the out splice going splice（24）Connection, the out splice going splice（24）With institute
State the first radio-frequency joint（4）Connection.
5. anti-interference array according to claim 4 is antenna integrated, it is characterised in that the out splice going splice（24）It is arranged on
First pcb board（23）Towards the Antenna baseplate（1）Surface on, with first radio-frequency joint（4）To inserting connection.
6. anti-interference array according to claim 4 is antenna integrated, it is characterised in that the positioning unit（2）Including four
The group feed pin.
7. anti-interference array according to claim 4 is antenna integrated, it is characterised in that the microstrip antenna includes setting successively
Put in first pcb board（23）On the first microstrip antenna（21）With the second microstrip antenna（22）；The feed pin includes the
One feed pin（211）With the second feed pin（221）；First microstrip antenna（21）Pass through first feed pin（211）With
The out splice going splice（24）Connection, second microstrip antenna（22）Pass through second feed pin（221）Connect with the output
Head（24）Connection.
8. anti-interference array according to claim 7 is antenna integrated, it is characterised in that first microstrip antenna（21）Bag
Include first medium plate（212）And it is arranged on the first medium plate（212）On the first copper clad layers（213）, the output connects
Head（24）Pass through first feed pin（211）With first copper clad layers（213）Connection；
Second microstrip antenna（22）Including second medium plate（222）And it is arranged on the second medium plate（222）On
Second copper-clad layer（223）, the out splice going splice（24）Pass through second feed pin（221）With second copper-clad layer（223）
Connection.
9. anti-interference array according to claim 7 is antenna integrated, it is characterised in that the positioning unit（2）Also include
It is arranged on first pcb board（23）Towards the Antenna baseplate（1）Surface on Combining Circuit（25）；The Combining Circuit
（25）Connect first feed pin（211）With second feed pin（221）.
10. the anti-interference array according to claim any one of 1-3 is antenna integrated, it is characterised in that the anti-interference list
Member（3）Including fixed the second pcb board on the first surface（31）, be arranged on second pcb board（31）On medium
Plate（32）With the 3rd feed pin（33）；The dielectric-slab（32）Positioned at second pcb board（31）Away from the Antenna baseplate（1）
Surface on, the 3rd feed pin（33）It is located in the dielectric-slab（32）With the second pcb board（31）On, the dielectric-slab
（32）Away from second pcb board（31）Surface be provided with copper clad layers（34）；
Second radio-frequency joint（5）Installed in second pcb board towards the Antenna baseplate（1）Surface, and pass through institute
State the 3rd feed pin（33）With the copper clad layers（34）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710562901.3A CN107317107B (en) | 2017-07-11 | 2017-07-11 | Anti-interference array integrated antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710562901.3A CN107317107B (en) | 2017-07-11 | 2017-07-11 | Anti-interference array integrated antenna |
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| CN107317107B CN107317107B (en) | 2023-09-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111786073A (en) * | 2020-07-13 | 2020-10-16 | 深圳市鼎耀科技有限公司 | Combined antenna |
| CN113612005A (en) * | 2021-07-20 | 2021-11-05 | 西安电子科技大学 | 4-element GPS anti-interference antenna array loaded with director and mobile communication system |
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| CN105305086A (en) * | 2015-10-29 | 2016-02-03 | 北京东方联星科技有限公司 | Anti-interference microstrip array antenna |
| CN105356039A (en) * | 2015-11-19 | 2016-02-24 | 江西洪都航空工业集团有限责任公司 | Integrated arrangement structure of satellite navigation and communication antennas |
| CN106654580A (en) * | 2017-01-22 | 2017-05-10 | 深圳市鼎耀科技有限公司 | Beidou multi-system integrated antenna |
| CN207183526U (en) * | 2017-07-11 | 2018-04-03 | 深圳市鼎耀科技有限公司 | Anti-interference array is antenna integrated |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111786073A (en) * | 2020-07-13 | 2020-10-16 | 深圳市鼎耀科技有限公司 | Combined antenna |
| CN113612005A (en) * | 2021-07-20 | 2021-11-05 | 西安电子科技大学 | 4-element GPS anti-interference antenna array loaded with director and mobile communication system |
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