CN106876900B - A kind of array antenna for broadband autotracking - Google Patents
A kind of array antenna for broadband autotracking Download PDFInfo
- Publication number
- CN106876900B CN106876900B CN201710148500.3A CN201710148500A CN106876900B CN 106876900 B CN106876900 B CN 106876900B CN 201710148500 A CN201710148500 A CN 201710148500A CN 106876900 B CN106876900 B CN 106876900B
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- China
- Prior art keywords
- broadband
- autotracking
- pyramid
- array antenna
- radiating element
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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
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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
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- 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
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
Landscapes
- Details Of Aerials (AREA)
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses one of communication and broadband scouting field broadband autotracking array antennas, are made of N number of radiating element (N is greater than 4 even number) and hollow pyramid.By the integrated design in printed board by microstrip-fed line and folded dipole, simplify feed, function admirable.The configuration of the present invention is simple, feeder loss are small, feed is high-efficient, compact-sized, processing cost is low, especially suitable for the feed or antenna under broadband double-circle polarization applicable cases of working.
Description
Technical field
The technical field that present invention design is related to includes communication, broadband investigation, autotracking etc., has and is quite widely applied
Background.The present invention is especially suitable for the array antennas of broadband autotracking.
Background technique
In modern reconnaissance system, passive scouting is all unknown to the frequency and polarization direction of incoming wave, therefore needs using super
The self-tracking antenna in broadband carries out detecing receipts.Antenna generally uses paraboloidal form, in conjunction with ultra wide band feed and double-circle polarization wave
Beam forms network and constitutes entire antenna-feeder system.Signal is detectd after receipts to track, then is needed using pulse and difference beam system.
Therefore, it is necessary for studying a kind of broadband self-tracking antenna.
Summary of the invention
The purpose of the present invention is to provide a kind of broadband self-tracking antenna arrays, including what is be made of N number of folded dipole
Array, wherein N is the even number greater than 4, especially suitable for the feed or antenna under broadband double-circle polarization applicable cases of working.
The technical solution used in the present invention are as follows: a kind of broadband autotracking array antenna, it is characterised in that: including radiation
Unit, further includes the hollow pyramid with N number of faceted pebble for radiating element floor, and N is the even number greater than 4；The radiation
Unit is N number of；N number of faceted pebble of N number of radiating element and hollow pyramid is to be arranged in a one-to-one correspondence；The radiating element includes setting
It is connect in the front end of the positive folded dipole of printed board and gradual change microstrip line, folded dipole with the narrow end of gradual change microstrip line, gradually
The inner conductor of the wide end and coaxial cable that become microstrip line connects, and the low frequency end of folded dipole is connect with the outer faceted pebble of hollow pyramid；
Printing back is provided with micro-strip ground wire, the outer conductor connection of micro-strip ground wire and coaxial cable, micro-strip ground wire and gradual change micro-strip
The feed line of line composition folded dipole.
Wherein, it opens up and has the gap on the faceted pebble of hollow pyramid, gap is opened up along hollow pyramid heights direction, and printed board is inserted
Enter in the gap, wherein folded dipole is located at the outside of pyramid, and micro-strip ground wire and gradual change microstrip line are located at the hollow portion of pyramid
Position.
Wherein, the faceted pebble of the printed board and corresponding hollow pyramid is to be vertically arranged.
Wherein, the back side of the folded dipole of a radiating element and adjacent radiation unit folded dipole is to be oppositely arranged.
Wherein, N number of faceted pebble is that hollow pyramid is circumferentially uniformly arranged.
It is obtained by the present invention to have the beneficial effect that
By the integrated design of feed line and radiating element, processing is realized simply, at low cost.It realizes simply, it is at low cost.
The array of N number of folded dipole composition, the electrical property improvement as the number of N increases, when overall performance is especially as circular polarisation.
Detailed description of the invention:
Fig. 1 is hollow pyramid front view.
Fig. 2 is hollow pyramid top view.
Fig. 3 is the front plan view of printed board.
Fig. 4 is the inverse plan view of printed board.
Fig. 5 is coaxial cable schematic diagram.
Fig. 6 is structural schematic diagram of the invention.
Specific embodiment
In the following, in conjunction with Fig. 1 to Fig. 6, the invention will be further described.
A kind of broadband autotracking array antenna, including radiating element further include N number of for having for radiating element floor
The hollow pyramid 1 of faceted pebble, N are the even number greater than 4；In embodiment, N is chosen for 8 or 12.The radiating element is N number of；It is N number of
N number of faceted pebble 11 of radiating element and hollow pyramid 1 is to be arranged in a one-to-one correspondence；The radiating element includes being arranged in printed board 2
Positive folded dipole 21 and gradual change microstrip line 22, the front end 21a of folded dipole 21 and the narrow end 22a of gradual change microstrip line 22 connect
It connects, the wide end 22b of gradual change microstrip line 22 is connect with the inner conductor 31 of coaxial cable 3, the low frequency end 21b and hollow rib of folded dipole
The outer faceted pebble connection of cone；Printing back is provided with micro-strip ground wire 23, the company of outer conductor 32 of micro-strip ground wire 23 and coaxial cable
It connects, the feed line of micro-strip ground wire 23 and the composition folded dipole of gradual change microstrip line 22.
It opens up and has the gap on the faceted pebble of hollow pyramid, gap is opened up along hollow pyramid heights direction, and printed board is inserted in
In the gap, wherein folded dipole is located at the outside of pyramid, and micro-strip ground wire and gradual change microstrip line are located at the hollow part of pyramid.
The faceted pebble of the printed board and corresponding hollow pyramid is to be vertically arranged.The folded dipole of one radiating element
The back side with adjacent radiation unit folded dipole is to be oppositely arranged.N number of faceted pebble is that hollow pyramid is circumferentially uniformly arranged.
Brief working principle of the invention:
By the way that by feeding microstrip line and radiating element integrated design, and on pyramid, composition array antenna can be used in width
Frequency band autotracking is a kind of simple and easy implementation.By to successively apply at N number of radiating element feed 360/N degree or
720/N degree phase difference is realized respectively and difference signal output.
Claims (6)
1. a kind of array antenna for broadband autotracking, including radiating element, it is characterised in that: further include for radiating list
The hollow pyramid with N number of faceted pebble on first floor, N are the even number greater than 4；The radiating element is N number of；N number of radiating element
N number of faceted pebble with hollow pyramid is to be arranged in a one-to-one correspondence；The radiating element includes being arranged in the positive equivalent vibration of printed board
Son and gradual change microstrip line, the front end of folded dipole connect with the narrow end of gradual change microstrip line, the wide end of gradual change microstrip line with it is coaxial
The inner conductor of cable connects, and the low frequency end of folded dipole is connect with the outer faceted pebble of hollow pyramid；It is provided in printing back micro-
The outer conductor of band ground wire, micro-strip ground wire and coaxial cable connects, the feed of micro-strip ground wire and gradual change microstrip line composition folded dipole
Line.
2. a kind of array antenna for broadband autotracking according to claim 1, it is characterised in that: in hollow pyramid
Faceted pebble on open up and have the gap, gap is opened up along hollow pyramid heights direction, and printed board is inserted in the gap, wherein equivalent
Oscillator is located at the outside of pyramid, and micro-strip ground wire and gradual change microstrip line are located at the hollow part of pyramid.
3. a kind of array antenna for broadband autotracking according to claim 2, it is characterised in that: the printing
The faceted pebble of plate and corresponding hollow pyramid is to be vertically arranged.
4. a kind of array antenna for broadband autotracking according to claim 2, it is characterised in that: a radiation is single
The back side of the folded dipole of member and adjacent radiation unit folded dipole is to be oppositely arranged.
5. a kind of array antenna for broadband autotracking according to claim 1, it is characterised in that: hollow pyramid
N number of faceted pebble is circumferentially uniformly arranged.
6. a kind of array antenna for broadband autotracking according to claim 1, it is characterised in that: by N number of
Successively apply 360/N degree at radiating element feed or 720/N degree phase difference is realized respectively and difference signal output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710148500.3A CN106876900B (en) | 2017-03-14 | 2017-03-14 | A kind of array antenna for broadband autotracking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710148500.3A CN106876900B (en) | 2017-03-14 | 2017-03-14 | A kind of array antenna for broadband autotracking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106876900A CN106876900A (en) | 2017-06-20 |
| CN106876900B true CN106876900B (en) | 2019-04-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710148500.3A Active CN106876900B (en) | 2017-03-14 | 2017-03-14 | A kind of array antenna for broadband autotracking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106876900B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687170A (en) * | 2019-01-16 | 2019-04-26 | 上海海事大学 | A kind of many-sided four-arm spiral antenna battle array of small-sized ternary |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2120293A1 (en) * | 2008-05-16 | 2009-11-18 | Kildal Antenna Consulting AB | Improved broadband multi-dipole antenna with frequency-independent radiation characteristics |
| US8022887B1 (en) * | 2006-10-26 | 2011-09-20 | Sibeam, Inc. | Planar antenna |
| CN104600431A (en) * | 2014-12-25 | 2015-05-06 | 中国电子科技集团公司第五十四研究所 | Wide band feed source |
| CN105244613A (en) * | 2015-10-29 | 2016-01-13 | 深圳市大疆创新科技有限公司 | Microstrip antenna |
-
2017
- 2017-03-14 CN CN201710148500.3A patent/CN106876900B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8022887B1 (en) * | 2006-10-26 | 2011-09-20 | Sibeam, Inc. | Planar antenna |
| EP2120293A1 (en) * | 2008-05-16 | 2009-11-18 | Kildal Antenna Consulting AB | Improved broadband multi-dipole antenna with frequency-independent radiation characteristics |
| CN104600431A (en) * | 2014-12-25 | 2015-05-06 | 中国电子科技集团公司第五十四研究所 | Wide band feed source |
| CN105244613A (en) * | 2015-10-29 | 2016-01-13 | 深圳市大疆创新科技有限公司 | Microstrip antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106876900A (en) | 2017-06-20 |
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