CN106684537A - Antenna - Google Patents
Antenna Download PDFInfo
- Publication number
- CN106684537A CN106684537A CN201710115082.8A CN201710115082A CN106684537A CN 106684537 A CN106684537 A CN 106684537A CN 201710115082 A CN201710115082 A CN 201710115082A CN 106684537 A CN106684537 A CN 106684537A
- Authority
- CN
- China
- Prior art keywords
- arm
- primary radiation
- radiation arm
- antenna
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- 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
-
- 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
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses an antenna. The antenna comprises a PCB and four oscillator units that are arranged on the PCB and are centrosymmetric to each other. Each oscillator unit comprises a rectangular bottom arm, and the bottom arm extends upward in a vertical manner to be provided with a vertical rod arm. The antenna also comprises a main radiation arm shaped like an isosceles triangle. A hollow-out area shaped like an isosceles triangle, concentric with the main radiation arm, is arranged inside the main radiation arm. The bottom edge of the main radiation arm is provided with a rectangular gap. Oscillators of the antenna exhibit excellent electrical performance at 2.4GHz and at 5.0GHz, and the antenna reaches 9.7dBi within bandwidths close to the frequency ranges.
Description
Technical field
The present invention relates to a kind of antenna.
Background technology
Oscillator is the single element of antenna, is also the basis of antenna, and multiple oscillators constitute an antenna, single oscillator
An antenna can also be constituted.Antenna is passive device, and different designs has different electrical effects, and current antenna is main
Gain and standing-wave ratio in index in frequency range is important index, needs optimization, has it to be the normal of 2.4GHz and 5GHz
With in frequency range.
The content of the invention
It is an object of the invention to overcome disadvantages described above, there is provided a kind of antenna.
For achieving the above object, concrete scheme of the invention is as follows：A kind of antenna, includes reflecting plate, sets on reflecting plate
There are multiple dual polarization vibrators in matrix arrangement, each dual polarization vibrator includes pcb board, and on pcb board,
Four oscillator units being centrosymmetric；Each oscillator unit includes the base arm of a rectangle, and base arm is vertically extended upwards
There is vertical pole arm, also include the primary radiation arm of an isosceles triangle, be provided with primary radiation arm with primary radiation arm with centrally disposed
Isosceles triangle void region, the base of primary radiation arm is provided with rectangular indentation；Vertical pole arm, it is located at rectangular indentation, and
And be connected by the first feeder line with the primary radiation arm of breach both sides；Respectively to vertical pcb board side on two hypotenuses of primary radiation arm
Multiple support arms being placed equidistant are extended upward, the gripping arm quantity on every hypotenuse is four；From propping up near base arm
Brace to the support arm away from base arm rises, and the height of support arm increases successively；Each support arm free end to corresponding primary radiation
The hypotenuse vertical direction of arm is extended secondary radiation arm；The free end of vertical pole arm is transversely provided with horizontal oscillator arms, horizontal oscillator arms
Positioned at void region, horizontal oscillator arms are also extended upwards flow-disturbing arm, and arrangement on flow-disturbing arm is provided with multiple squares being placed equidistant
Shape flow-disturbing hole；The free end of each radiation arm is equipped with round hole.
Wherein, the pcb board is circle, and the pcb board back side is provided with one heart circular shaping piece, also includes same with shaping piece
The isolation annulus that the heart is arranged.
Wherein, the quantity in the rectangle flow-disturbing hole is 18-20.
Wherein, the primary radiation arm base both sides are equipped with coupling breach.
Wherein, the rectification opening of three rectangles is respectively equipped with the primary radiation arm base of the rectangular indentation both sides.
Wherein, the base arm is respectively provided on two sides with the feed opening of a rectangle.On two hypotenuses of the primary radiation arm
Semi-cylindrical canyon is respectively equipped near top place.
Beneficial effects of the present invention are：It shows excellent electric performance to this antenna oscillator in 2.4GHz and 5.0GHz,
9.7dBi is averagely reached near the frequency range under bandwidth.
Description of the drawings
Fig. 1 is the top view of the dual polarization vibrator of the present invention；
Fig. 2 is the structural representation of oscillator unit of the present invention；
Fig. 3 is that the pcb board back side attempts；
Fig. 4 is that the A-A of Fig. 2 attempts；
Fig. 5 is that the B-B of Fig. 2 attempts；
Fig. 6 is the return loss test chart of communication antenna of the present invention；
Fig. 7 is the isolation performance test figure of communication antenna of the present invention；
Directional diagram when Fig. 8 is communication antenna 2.4GHz of the present invention；
Directional diagram when Fig. 9 is communication antenna 5.0GHz of the present invention；
Description of reference numerals in Fig. 1 to Fig. 9：
L1-PCB plates；L11- feed tabs；L12- isolates annulus；L13- shaping pieces；L2- base arm；L21- couples breach；L3- vertical poles
Arm；The horizontal oscillator arms of L31-；L32- flow-disturbing arms；L33- rectangle flow-disturbings hole；L4- primary radiation arms；L41- semi-cylindrical canyons；L42- is presented
Electrical aperture；L43- rectification openings；L51- support arms；L52- radiation arm；L53- round holes.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is further detailed explanation with specific embodiment, is not the reality the present invention
Apply scope and be confined to this.
As shown in Figures 1 to 9, a kind of antenna described in the present embodiment, includes reflecting plate, and reflecting plate is provided with and multiple is in
The dual polarization vibrator of matrix arrangement, each dual polarization vibrator includes pcb board L1, and on pcb board L1, four be in
Centrosymmetric oscillator unit；With Fig. 2 as reference, each oscillator unit includes base arm L2 of a rectangle, and base arm L2 is upwards
Vertical pole arm L3 is vertically extended, the primary radiation arm L4 of an isosceles triangle has also been included, has been provided with and master in primary radiation arm L4
Radiation arm L4 with centrally disposed isosceles triangle void region, the base of primary radiation arm L4 is provided with rectangular indentation；Vertical pole arm
L3, it is located at rectangular indentation, and is connected by the first feeder line with the primary radiation arm L4 of breach both sides；The two of primary radiation arm L4
To vertical pcb board L1 side extend upward multiple support arm L51 being placed equidistant respectively on bar hypotenuse, on every hypotenuse
Gripping arm quantity is four；From support arm L51s of the support arm L51 near base arm L2 extremely away from base arm L2, the height of support arm L51
Degree increases successively；Each support arm L51 free ends have secondary radiation to extending with the hypotenuse vertical direction of corresponding primary radiation arm L4
Arm L52；The free end of vertical pole arm L3 is transversely provided with horizontal oscillator arms L31, and horizontal oscillator arms L31 are located at void region, transverse-vibration
Sub- arm L31 also extends upwards flow-disturbing arm L32, and arrangement on flow-disturbing arm L32 is provided with multiple rectangle flow-disturbing holes being placed equidistant
L33；The free end of each the radiation arm L52 is equipped with round hole L53.Two feed tabs are additionally provided with the middle of pcb board L1
L11, for giving bipolarity oscillator feed.By the microstrip circuit structural adjustment not less than 1000 times, and by being not less than
Under 1000 l-G simulation tests and parameter adjustment, above-mentioned antenna oscillator structure is finally determined；This antenna oscillator its in 2.4GHz and
5.0GHz shows excellent electric performance, and 9.7dBi is averagely reached under bandwidth near the frequency range；Concrete actual test result is such as
Under：In front and back ratio is respectively test frequency range section in four frequency frequency bands of 2.3GHz, 2.4GHz, 5.0GHz, 5.3GHz：
32.122dB, 32.225dB, 38.257dB, 38.610dB, corresponding to gain is respectively：9.5021dBi、9.5741dBi、
9.9652dBi、9.736dBi；And other electric properties also have more excellent result, its return loss is in 2.4-2.48GHz frequencies
The return loss of section and 5.15-5.875GHz frequency ranges is superior to -10dB；It is in 2.4-2.48GHz and 5.15-5.875GHz frequencies
The isolation loss of section is better than -19dB；Prove that the antenna possesses in itself preferable performance, concrete such as Fig. 6, its return loss exists
The return loss of 2.4-2.48GHz frequency ranges and 5.15-5.875GHz frequency ranges is superior to -15dB；Such as Fig. 7, isolation is in 2.4-
The isolation loss of 2.48GHz and 5.15-5.875GHz frequency ranges is better than -20dB.In addition, this antenna its directivity might as well, such as Fig. 8
With shown in Fig. 9, under two frequency range omni-directional antenna is.
A kind of antenna described in the present embodiment, the pcb board L1 is circle, and the pcb board L1 back sides be provided with one heart it is circular every
From piece L13, also include and isolate annulus L12 with shaping piece L13 is arranged concentrically.Here it is worth noting that circular when arranging
When shaping piece L13 and isolation annulus L12, ordinary antennas effect electrical property improves less or does not improve, and the isolation of oscillator
Degree can increase by 20% or so, therefore can be assumed that, this shading ring has the obvious work for matching each other and promoting with oscillator structure
With.
A kind of antenna described in the present embodiment, the quantity of the rectangle flow-disturbing hole L33 is 18-20.Described in the present embodiment
A kind of antenna, the primary radiation arm L4 bases both sides be equipped with coupling breach L21.Standing-wave ratio can be effectively reduced, be stays
Bob is reduced to less than 1.75.
A kind of antenna described in the present embodiment, on the primary radiation arm L4 bases of the rectangular indentation both sides three are respectively equipped with
The rectification opening L43 of rectangle, can improve bandwidth, increase current length, improve bandwidth 3% or so.
A kind of antenna described in the present embodiment, base arm L2 is respectively provided on two sides with the feed opening L42 of a rectangle.Can
To improve gain, the gain effect of 2-4% is improved.
Semi-cylindrical canyon L41 is respectively equipped with two hypotenuses of the primary radiation arm L4 near top place
This communication antenna be non-dimensional requirement antenna, it is above-mentioned using Fig. 2 as reference direction, if on overbending direction, arrange
Above-mentioned requirements are reached on hole, the mode in hole；But if need more preferably stable performance, the concrete size of this antenna can optimize
For：The radius of pcb board L1 is：50mm, the length and height of base arm L2 are respectively：30mm and 2.5mm；The width of vertical pole arm L3 and high difference
For：2.3mm and 7mm；The length of side of primary radiation arm L4 is：30mm；The length of side of void region is：15mm；Rectangular indentation it is a width of
4.6mm, a height of 4.5mm；The line width of the first feeder line is less than 1mm；From the support arm L51 near base arm L2 to away from base arm L2
Support arm L51 rise, the height of each support arm L51 is respectively:2mm, 3mm, 4mm, 5mm；The length of secondary radiation arm L52 is：
14.5mm；Width is identical with support arm L51, is：2.2mm；Support arm L51 is 0.5mm with the thickness of secondary radiation arm L52；
Laterally oscillator arms L31 length and width are respectively：8mm and 1mm；Flow-disturbing arm L32 length and width are respectively：6mm and 0.5mm；Adjacent rectangle flow-disturbing
Distance is 0.1mm, a width of 0.2mm of rectangle flow-disturbing hole L33, a height of 0.4mm between the L33 of hole；The position of round hole L53 does not surpass
/ 3rd regions of secondary radiation arm L52 are crossed, the radius of round hole L53 is less than 0.2mm；The length and width point of feed tab L11
It is not：14.5mm and 2.8mm；Shaping piece L13 radiuses are 12mm；The live width of isolation annulus L12 is 0.4, mm, and exradius is：
37mm.Feed opening L42 length and height are respectively：1.6mm and 0.3mm；Distance is less than 1mm between rectification opening L43, and its is a height of
0.8mm, a length of 4mm；Semi-cylindrical canyon L41 radiuses are not more than 1mm；The height of coupling breach L21 is less than 0.6mm, a length of：
12mm。
The above is only a preferred embodiment of the present invention, therefore all structures according to described in present patent application scope
Make, the equivalence changes that feature and principle are done or modification, be included in the protection domain of present patent application.
Claims (7)
1. a kind of antenna, it is characterised in that：Reflecting plate is included, reflecting plate is provided with multiple dual polarizations in matrix arrangement and shakes
Son, each dual polarization vibrator includes pcb board（L1）, and located at pcb board（L1）On, four oscillator lists being centrosymmetric
Unit；Each oscillator unit includes the base arm of a rectangle（L2）, base arm（L2）Vertical pole arm has been vertically extended upwards（L3）；,
Also include the primary radiation arm of an isosceles triangle（L4）, primary radiation arm（L4）Inside it is provided with and primary radiation arm（L4）Set with center
The void region of the isosceles triangle put, primary radiation arm（L4）Base be provided with rectangular indentation；Vertical pole arm（L3）, it is located at rectangle
Indentation, there, and with the primary radiation arm of breach both sides（L4）Connected by the first feeder line；Primary radiation arm（L4）Two hypotenuses on
Respectively to vertical pcb board（L1）Side extends upward multiple support arms being placed equidistant（L51）, the gripping arm on every hypotenuse
Quantity is four；From near base arm（L2）Support arm（L51）To away from base arm（L2）Support arm（L51）Rise, support arm
（L51）Height increase successively；Each support arm（L51）Free end to corresponding primary radiation arm（L4）Hypotenuse vertical direction prolong
It is extended with time radiation arm（L52）；Vertical pole arm（L3）Free end be transversely provided with horizontal oscillator arms（L31）, horizontal oscillator arms（L31）
Positioned at void region, horizontal oscillator arms（L31）Also extending upwards has flow-disturbing arm（L32）, flow-disturbing arm（L32）Upper arrangement is provided with many
The individual rectangle flow-disturbing hole being placed equidistant（L33）；Each radiation arm（L52）Free end be equipped with round hole（L53）.
2. a kind of antenna according to claim 1, it is characterised in that：The pcb board（L1）For circle, and pcb board（L1）
The back side is provided with one heart circular shaping piece（L13）, also include and shaping piece（L13）The isolation annulus being arranged concentrically（L12）.
3. a kind of antenna according to claim 1, it is characterised in that：The rectangle flow-disturbing hole（L33）Quantity be 18-20
It is individual.
4. a kind of antenna according to claim 1, it is characterised in that：The primary radiation arm（L4）Base both sides are equipped with coupling
Close breach（L21）.
5. a kind of antenna according to claim 1, it is characterised in that：The primary radiation arm of the rectangular indentation both sides（L4）Bottom
The rectification opening of three rectangles is respectively equipped with side（L43）.
6. a kind of antenna according to claim 1, it is characterised in that：The base arm（L2）It is respectively provided on two sides with a rectangle
Feed opening（L42）.
7. a kind of antenna according to claim 1, it is characterised in that：The primary radiation arm（L4）Two hypotenuses on it is close
Top place is respectively equipped with semi-cylindrical canyon（L41）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710115082.8A CN106684537A (en) | 2017-02-28 | 2017-02-28 | Antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710115082.8A CN106684537A (en) | 2017-02-28 | 2017-02-28 | Antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106684537A true CN106684537A (en) | 2017-05-17 |
Family
ID=58861611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710115082.8A Withdrawn CN106684537A (en) | 2017-02-28 | 2017-02-28 | Antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106684537A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196048A (en) * | 2017-06-05 | 2017-09-22 | 东莞质研工业设计服务有限公司 | Dual-polarized antenna |
| WO2018214545A1 (en) * | 2017-05-25 | 2018-11-29 | 周丹 | Co-frequency combiner provided with second slot |
| WO2019015280A1 (en) * | 2017-07-19 | 2019-01-24 | 叶永春 | Base station system |
-
2017
- 2017-02-28 CN CN201710115082.8A patent/CN106684537A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018214545A1 (en) * | 2017-05-25 | 2018-11-29 | 周丹 | Co-frequency combiner provided with second slot |
| CN107196048A (en) * | 2017-06-05 | 2017-09-22 | 东莞质研工业设计服务有限公司 | Dual-polarized antenna |
| WO2019015280A1 (en) * | 2017-07-19 | 2019-01-24 | 叶永春 | Base station system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170517 |