CN206564330U - A kind of compact ellipse bending ring bipolar wide bandwidth base station antenna - Google Patents
A kind of compact ellipse bending ring bipolar wide bandwidth base station antenna Download PDFInfo
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- CN206564330U CN206564330U CN201720021912.6U CN201720021912U CN206564330U CN 206564330 U CN206564330 U CN 206564330U CN 201720021912 U CN201720021912 U CN 201720021912U CN 206564330 U CN206564330 U CN 206564330U
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- 238000005452 bending Methods 0.000 title claims abstract description 147
- 230000005855 radiation Effects 0.000 claims abstract description 116
- 239000000758 substrate Substances 0.000 claims abstract description 39
- 230000003071 parasitic effect Effects 0.000 claims description 26
- 239000004020 conductor Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000005284 excitation Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000004088 simulation Methods 0.000 description 12
- 238000010295 mobile communication Methods 0.000 description 6
- 238000005388 cross polarization Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000112598 Pseudoblennius percoides Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
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Abstract
The utility model discloses a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna, including medium substrate, reflection floor, the first coaxial line and the second coaxial line, the lower surface of medium substrate is provided with the first oval bending ring radiation unit, the second oval bending ring radiation unit, the 3rd oval bending ring radiation unit and the 4th oval bending ring radiation unit, and upper surface is provided with the first ellipse arc feed element and the second ellipse arc feed element；First oval bending ring radiation unit and the 3rd oval bending ring radiation unit formation first antenna structure, the second oval bending ring radiation unit and the 4th oval bending ring radiation unit the second antenna structure of formation；First coaxial line is connected with the first oval bending ring radiation unit, the first ellipse arc feed element respectively, and the second coaxial line is connected with the second oval bending ring radiation unit, the second ellipse arc feed element respectively.The utility model function admirable, it is simple in construction and adjust it is simple and convenient.
Description
Technical field
The utility model is related to a kind of dual polarization broadband antenna for base station, especially a kind of compact ellipse bending ring bipolar
Change wide bandwidth base station antenna, belong to wireless mobile telecommunication technology field.
Background technology
In Modern Mobile Communications Systems, antenna for base station is turn of electric signal and space radiation electromagnetic wave between communication equipment
Parallel operation, its performance quality will directly affect the overall performance of whole system, therefore antenna for base station has in whole communication system
The status of play staff's weight.Modern base station antenna can make it that mobile communications network coverage is more wide, and message capacity is bigger,
And speed is higher, Bipolarization antenna for base station can increase capacity and meet other performance indications.
With continuing to develop for modem telecommunications technology, mobile communication is having been enter into forth generation mobile communications network (4G nets
Network), and the 5th third-generation mobile communication (5G networks) is also in research and development.Under current next-generation mobile communications system, Duo Zhongtong
Beacon alignment request antenna for base station can realize shared by multiple systems, and the quantity of base station is saved with this, reduce network construction cost.At present
The communication system such as GSM1800, CDMA, WCDMA and TD-WCDMA frequency band range deposited in 1710MHz~2690MHz, because
This need it is a kind of 1710MHz~2690MHz antenna for base station can be completely covered, and it is stable to require that indices all have
Broadband character, such as standing-wave ratio bandwidth (VSWR<1.5), gain, isolation, cross polarization than etc., while antenna for base station into
This control and simple in construction also critically important.
According to investigations with understanding, presently disclosed prior art is as follows：
1) Luo Yu in 2015 et al. is published in entitled " Oriental on IEEE ANTENNASAND PROPAGATION
Crown-Shaped Differentially FedDual-Polarized Multidipole Antenna " article, it leads to
Cross use microstrip-fed, and dipole is arranged on the different height on four inclined-planes to realize wider impedance bandwidth.
2) Chu Qing sunrises in 2015 et al. are published in entitled " A on IEEE ANTENNAS AND PROPAGATION
Broadband ± 45 ° Dual-Polarized AntennaWith Y-Shaped Feeding Lines " article, it passes through
Dipole is bent into octagonal loop configuration, and uses Y type feed structures, wide impedance bandwidth and stabilising direction is realized
Figure, therefore obtain wider impedance bandwidth and stable antenna pattern.
Utility model content
The purpose of this utility model is to be bent to solve the defect of above-mentioned prior art there is provided a kind of compact ellipse
Ring bipolar wide bandwidth base station antenna, the antenna performance is excellent, simple in construction, easy to process, processing cost is low, and regulation is simple
It is convenient.
The purpose of this utility model can be reached by adopting the following technical scheme that：
A kind of compact ellipse bending ring bipolar wide bandwidth base station antenna, including it is medium substrate, reflection floor, first same
Axis and the second coaxial line, the reflection floor are located at below medium substrate, and first coaxial line and the second coaxial line are located at
Between medium substrate and reflection floor, the lower surface of the medium substrate is provided with the first oval bending ring radiation unit, second
Ellipse bending ring radiation unit, the 3rd oval bending ring radiation unit and the 4th oval bending ring radiation unit, medium
The upper surface of substrate is provided with the first ellipse arc feed element and the second ellipse arc feed element；
Described first oval bending ring radiation unit, the second oval bending ring radiation unit, the 3rd oval bending ring
Shape radiating element and the 4th oval bending ring radiation unit bend inwards by oval ring and formed, wherein the first oval bending
Ring radiation unit and the 3rd oval bending ring radiation unit symmetrically form first antenna structure, and described second is oval curved
Ring shape radiating element and the 4th oval bending ring radiation unit symmetrically form the second antenna structure；
First coaxial line bends ring radiation unit, the first ellipse arc feed element phase with the first ellipse respectively
Even, second coaxial line is connected with the second oval bending ring radiation unit, the second ellipse arc feed element respectively.
As a kind of preferred scheme, the described first oval bending ring radiation unit, the second oval bending ring radiation list
Member, the 3rd oval bending ring radiation unit and the 4th oval bending ring radiation unit are arranged in medium successively with circular manner
The lower surface of substrate.
As a kind of preferred scheme, the lower surface of the medium substrate be additionally provided with the first parasitic element, the second parasitic element,
Trixenie unit and the 4th parasitic element, first parasitic element are located at the first oval bending ring radiation unit and second
Between ellipse bending ring radiation unit, second parasitic element is ellipse positioned at the second oval bending ring radiation unit and the 3rd
Between corner bevelling ring shape radiating element, the trixenie unit is located at the 3rd oval bending ring radiation unit and the 4th ellipse
Bend between ring radiation unit, the 4th parasitic element is located at the 4th oval bending ring radiation unit and the first ellipse is curved
Between ring shape radiating element.
As a kind of preferred scheme, the first ellipse arc feed element include the first micro-strip part for being sequentially connected and
First ellipse arc extension, the second ellipse arc feed element include be sequentially connected the second micro-strip part, the 3rd
Micro-strip part, the 4th micro-strip part and the second ellipse arc extension, wherein the 3rd micro-strip part is located under medium substrate
Surface；The first ellipse arc extension is used for the oval bending ring radiation unit of coupling excitation the 3rd, and described second is ellipse
Circular arc extension is used for the oval bending ring radiation unit of coupling excitation the 4th.
As a kind of preferred scheme, the first perforate, the second perforate, the 3rd perforate and the 4th are offered on the medium substrate
Perforate, the second micro-strip part is connected by the first perforate with the 3rd micro-strip part, and the 3rd micro-strip part passes through second
Perforate is connected with the 4th micro-strip part, and the outer conductor of first coaxial line is mutually welded with the first oval bending ring radiation unit
Connect, the inner wire of the first coaxial line is mutually welded by the 3rd perforate with the first micro-strip part, the outer conductor of second coaxial line
Mutually welded with the second oval bending ring radiation unit, the inner wire of the second coaxial line passes through the 4th perforate and the second micro-strip part
Mutually weld.
As a kind of preferred scheme, the described first oval bending ring radiation unit, the second oval bending ring radiation list
Member, the 3rd oval bending ring radiation unit and the 4th oval bending ring radiation unit bend inwards 12 by oval ring
It is secondary to form, wherein the first oval bending ring radiation unit forms a circle in the part close to the first ellipse arc feed element
Ring, passes through the first coaxial line, and the second oval bending ring radiation unit is in the part close to the second ellipse arc feed element
An annulus is formed, passes through the second coaxial line.
As a kind of preferred scheme, the surrounding on the reflection floor is equipped with the flange with reflection floor perpendicular.
As a kind of preferred scheme, the reflection floor and flange are made of copper sheet.
As a kind of preferred scheme, first coaxial line and the second coaxial line use impedance for 50 Ω coaxial line.
The utility model has following beneficial effect relative to prior art：
1st, oval bending ring bipolar wide bandwidth base station antenna of the present utility model sets four in the lower surface of medium substrate
Individual oval bending ring radiation unit, this four oval bending ring radiation units are symmetrically formed two antenna structures two-by-two, make
Antenna has the advantages that functional, simple in construction, processing cost is low, while setting two ellipses in the upper surface of medium substrate
Arc feed element, can not only adjust impedance matching, and realized surely together with four oval bending ring radiation units
Fixed antenna radiation pattern bandwidth.
2nd, oval bending ring bipolar wide bandwidth base station antenna of the present utility model also sets up four in medium substrate lower surface
Individual parasitic element, because four oval bending ring radiation units are arranged with circular manner, and each parasitic element is arranged on phase
Between the oval bending ring radiation unit of adjacent two, occur two in required frequency band range (1.71GHz-2.69GHz)
Resonance point, wherein first resonance point (low-frequency resonant point) is controlled by ellipse bending ring radiation unit, second resonance point is (high
Frequency resonance point) by parasitic element control.
3rd, oval bending ring bipolar wide bandwidth base station antenna compact conformation of the present utility model, size will than similar antenna
Small, in practical application scene, its is rationally distributed than existing similar antenna advantageously, four oval bending ring radiations
Cell distribution is in the lower surface of medium substrate, and two ellipse arc feed elements are distributed in the upper surface of medium substrate, make this two
Individual ellipse arc feed element can adjust impedance matching, and radiation can be participated in again.
Brief description of the drawings
Fig. 1 is the oval dimensional structure diagram for bending ring bipolar wide bandwidth base station antenna of the present utility model.
Fig. 2 bends ring radiation list for oval the oval of bending ring bipolar wide bandwidth base station antenna of the present utility model
Member, the dimensional structure diagram of ellipse arc feed element and coaxial wire bonding.
Fig. 3 shows for the medium substrate lower surface configuration of oval bending ring bipolar wide bandwidth base station antenna of the present utility model
It is intended to.
Fig. 4 shows for the medium substrate surface structure of oval bending ring bipolar wide bandwidth base station antenna of the present utility model
It is intended to.
Fig. 5 is the oval S parameter Electromagnetic Simulation curve for bending ring bipolar wide bandwidth base station antenna of the present utility model.
Fig. 6 bends the Electromagnetic Simulation of the gain (Gain) of ring bipolar wide bandwidth base station antenna for ellipse of the present utility model
Curve.
Antenna patterns of the Fig. 7 for oval bending ring bipolar wide bandwidth base station antenna of the present utility model in 1.7GHz
Electromagnetic Simulation curve.
Antenna patterns of the Fig. 8 for oval bending ring bipolar wide bandwidth base station antenna of the present utility model in 2.2GHz
Electromagnetic Simulation curve.
Antenna patterns of the Fig. 9 for oval bending ring bipolar wide bandwidth base station antenna of the present utility model in 2.7GHz
Electromagnetic Simulation curve.
Cross polarizations of the Figure 10 for oval bending ring bipolar wide bandwidth base station antenna of the present utility model in 1.7GHz
The Electromagnetic Simulation curve of ratio.
Cross polarizations of the Figure 11 for oval bending ring bipolar wide bandwidth base station antenna of the present utility model in 2.2GHz
The Electromagnetic Simulation curve of ratio.
Cross polarizations of the Figure 12 for oval bending ring bipolar wide bandwidth base station antenna of the present utility model in 2.7GHz
The Electromagnetic Simulation curve of ratio.
Wherein, 1- medium substrates, 2- reflections floor, the coaxial lines of 3- first, the coaxial lines of 4- second, 5- flange, 6- first is ellipse
Corner bevelling ring shape radiating element, the oval bending ring radiation unit of 7- second, the oval bending ring radiation units of 8- the 3rd, 9- the
Four oval bending ring radiation units, the parasitic elements of 10- first, the parasitic elements of 11- second, 12- trixenie units, 13- the
Four parasitic elements, 14- the first ellipse arc feed elements, 15- the second ellipse arc feed elements, the first micro-strips of 16- part,
The first ellipse arcs of 17- extension, the second micro-strips of 18- part, the micro-strip parts of 19- the 3rd, the micro-strip parts of 20- the 4th, 21-
Two ellipse arc extensions, the perforates of 22- first, the perforates of 23- second, the perforates of 24- the 3rd, the perforates of 25- the 4th.
Embodiment
The utility model is described in further detail with reference to embodiment and accompanying drawing, but implementation of the present utility model
Mode not limited to this.
Embodiment 1：
As Figure 1-Figure 4, the oval bending ring bipolar wide bandwidth base station antenna of the present embodiment include medium substrate 1,
Reflect floor 2, the first coaxial line 3 and the second coaxial line 4；
The medium substrate 1 is made up of pcb board, and the reflection floor 2 is located at the lower section of medium substrate 1, and its surrounding is all provided with
There is the flange 5 vertical with reflection floor 2, the reflection floor 2 and flange 5 are made of metal material, and metal material is preferably adopted
With copper sheet, the coaxial line 4 of the first coaxial line 3 and second is located between medium substrate 1 and reflection floor 2, wherein first is coaxial
The coaxial line 4 of line 3 and second is used to transmit signal, and impedance is 50 Ω.
The lower surface of the medium substrate 1 is provided with the first annular spoke of oval the 6, second oval bending of bending ring radiation unit
Penetrate unit 7, the 3rd oval oval bending ring radiation unit 9 of bending ring radiation unit the 8, the 4th, the first parasitic element 10, the
Two parasitic elements 11, the parasitic element 13 of trixenie unit 12 and the 4th；The upper surface of medium substrate 1 is provided with the first ellipse arc
The ellipse arc feed element 15 of feed element 14 and second；
The described first oval bending of the oval oval bending ring radiation unit the 7, the 3rd of bending ring radiation unit 6, second
The oval bending ring radiation unit 9 of ring radiation unit 8 and the 4th is arranged in the following table of medium substrate 1 with circular manner successively
Face, the construction process of this four oval bending ring radiation units is：First the inside of an ellipsoidal structure is subtracted one small
Ellipsoidal structure one oval ring of formation, oval ring again roll over 12 times by inside lateral bending, wherein the first oval annular spoke of bending
Penetrate unit 6 and changing circular close to the arch section of the first ellipse arc feed element 14, due to the circle to make it is first same
Axis 3 passes through, so having subtracted a concentric circles again, obtains an annulus, the same second oval bending ring radiation unit 7 exists
Arch section close to the second ellipse arc feed element 15 changes circular, because the circle will lead to the second coaxial line 4
Cross, so having subtracted a concentric circles again, obtain another annulus；
The described first oval bending ring radiation unit 8 of oval bending ring radiation unit 6 and the 3rd is symmetrically formed
First antenna structure, the described second oval bending ring radiation unit 9 of oval bending ring radiation unit 7 and the 4th is symmetrical
Form the second antenna structure；First ellipse arc feed element 14 is used to feed to first antenna structure, including be sequentially connected
First micro-strip part 16 and the first ellipse arc extension 17, the second ellipse arc feed element 15 were used for second day
Cable architecture is fed, including the second micro-strip part 18, the 3rd micro-strip part 19, the 4th micro-strip part 20 and second that are sequentially connected are ellipse
Circular arc extension 21, wherein the 3rd micro-strip part 19 is located at the lower surface of medium substrate 1；The first ellipse arc extension
Part 17 is used for the oval bending ring radiation unit 8 of coupling excitation the 3rd, and the second ellipse arc extension 21 is used for coupling
Close the oval bending ring radiation unit 9 of excitation the 4th；
First parasitic element 10 is located at the first oval bending ring radiation of oval bending ring radiation unit 6 and second
Between unit 7, second parasitic element 11 is located at the second oval oval annular spoke of bending of bending ring radiation unit 7 and the 3rd
Penetrate between unit 8, the trixenie unit 12 is located at the 3rd oval bending annular of oval bending ring radiation unit 8 and the 4th
Between radiating element 9, the 4th parasitic element 13 is located at the 4th oval bending ring of oval bending ring radiation unit 9 and first
Between shape radiating element 6, this four parasitic elements are used for extended high frequency bandwidth.
The first perforate 22, the second perforate 23, the 3rd perforate 24 and the 4th perforate 25, institute are offered on the medium substrate 1
State the second micro-strip part 18 by the first perforate 22 with the 3rd micro-strip part 19 to be connected, the 3rd micro-strip part 19 passes through second
Perforate 23 is connected with the 4th micro-strip part 20；
First coaxial line 3 bends ring radiation unit 6, the first ellipse arc feed element 14 with the first ellipse respectively
It is connected, concrete mode is：The outer conductor of first coaxial line 3 is mutually welded with the first oval bending ring radiation unit 6, and first
The inner wire of coaxial line 3 is mutually welded by the 3rd perforate 24 with the first micro-strip part 16；
Second coaxial line 4 bends ring radiation unit 7, the second ellipse arc feed element 15 with the second ellipse respectively
It is connected, concrete mode is：The outer conductor of second coaxial line 4 is mutually welded with the second oval bending ring radiation unit 7, and second
The inner wire of coaxial line 4 is mutually welded by the 4th perforate 25 with the second micro-strip part 18.
As shown in figure 5, the S parameter Electromagnetic Simulation for the oval bending ring bipolar wide bandwidth base station antenna of the present embodiment is bent
(S11 refers to the return loss of input port 1 to line, and S21 refers to just to transmission coefficient, because model symmetrical S11 and S22 is about the same, institute
Do not provided with the curve of S22 parameters), it can be seen that the S11 of the oval bending ring bipolar wide bandwidth base station antenna of the present embodiment
Parameter is less than -15dB in required frequency range (1.71GHz-2.69GHz frequency ranges), and S21 parameters are less than -25dB,
A resonance point is occurred in that at 1.8GHz and 2.4GHz frequencies respectively, wherein first resonance point is by ellipse bending ring radiation list
Member control, second resonance point is by parasitic element control.
As shown in fig. 6, the Electromagnetic Simulation of the gain for the oval bending ring bipolar wide bandwidth base station antenna of the present embodiment
Curve (port1 refers to the gain of input port 1, and port2 refers to the gain of output port 2), it can be seen that the gain of two ports exists
8dB is all higher than in required frequency range.
As shown in Figure 7, Figure 8 and Figure 9, respectively the oval ring Bipolarization antenna for base station of the present embodiment 1.7GHz,
The Electromagnetic Simulation curve of antenna pattern when 2.2GHz, 2.7GHz；As shown in Figure 10, Figure 11 and Figure 12, respectively the present embodiment
Cross polarization of the oval ring Bipolarization antenna for base station in 1.7GHz, 2.2GHz, 2.7GHz than Electromagnetic Simulation curve, can
To see the requirement for complying fully with antenna for base station.
In summary, lower surface of the oval bending ring bipolar wide bandwidth base station antenna of the present utility model in medium substrate
Four oval bending ring radiation units are set, and this four oval bending ring radiation units are symmetrically formed two day knots two-by-two
Structure, makes antenna have the advantages that functional, simple in construction, processing cost is low, while setting two in the upper surface of medium substrate
Individual ellipse arc feed element, can not only adjust impedance matching, and real together with four oval bending ring radiation units
Stable antenna radiation pattern bandwidth is showed.
It is described above, only the utility model patent preferred embodiment, but the utility model patent protection domain simultaneously
This is not limited to, any one skilled in the art is in the scope disclosed in the utility model patent, according to this
Technical scheme and its utility model design of utility model patent are subject to equivalent substitution or change, belong to the utility model patent
Protection domain.
Claims (9)
1. a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna, including it is medium substrate, reflection floor, first coaxial
Line and the second coaxial line, the reflection floor are located at below medium substrate, and first coaxial line and the second coaxial line, which are located at, to be situated between
Between matter substrate and reflection floor, it is characterised in that：The lower surface of the medium substrate is provided with the first oval bending ring radiation
Unit, the second oval bending ring radiation unit, the 3rd oval bending ring radiation unit and the 4th oval bending ring radiation
Unit, the upper surface of medium substrate is provided with the first ellipse arc feed element and the second ellipse arc feed element；
Described first oval bending ring radiation unit, the second oval bending ring radiation unit, the 3rd oval annular spoke of bending
Penetrate unit and the 4th oval bending ring radiation unit bends inwards by oval ring and formed, wherein the first oval bending annular
Radiating element and the 3rd oval bending ring radiation unit symmetrically form first antenna structure, the described second oval bending ring
Shape radiating element and the 4th oval bending ring radiation unit symmetrically form the second antenna structure；
First coaxial line is connected with the first oval bending ring radiation unit, the first ellipse arc feed element respectively, institute
The second coaxial line is stated respectively with the second oval bending ring radiation unit, the second ellipse arc feed element to be connected.
2. a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna according to claim 1, it is characterised in that：
Described first oval bending ring radiation unit, the second oval bending ring radiation unit, the 3rd oval bending ring radiation list
Member and the 4th oval bending ring radiation unit are arranged in the lower surface of medium substrate with circular manner successively.
3. a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna according to claim 2, it is characterised in that：
It is parasitic single that the lower surface of the medium substrate is additionally provided with the first parasitic element, the second parasitic element, trixenie unit and the 4th
Member, first parasitic element be located at the first oval bending ring radiation unit with second it is oval bend ring radiation unit it
Between, second parasitic element be located at the second oval bending ring radiation unit with the 3rd it is oval bend ring radiation unit it
Between, the trixenie unit be located at the 3rd oval bending ring radiation unit with the 4th it is oval bend ring radiation unit it
Between, the 4th parasitic element be located at the 4th oval bending ring radiation unit with first it is oval bend ring radiation unit it
Between.
4. a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna according to claim 1, it is characterised in that：
The first ellipse arc feed element includes the first micro-strip part and the first ellipse arc extension being sequentially connected, described
Second ellipse arc feed element includes the second micro-strip part, the 3rd micro-strip part, the 4th micro-strip part and the being sequentially connected
Two ellipse arc extensions, wherein the 3rd micro-strip part is located at the lower surface of medium substrate；The first ellipse arc extension
Part is used for the oval bending ring radiation unit of coupling excitation the 3rd, and the second ellipse arc extension is used for coupling excitation
4th oval bending ring radiation unit.
5. a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna according to claim 4, its feature exists
In：The first perforate, the second perforate, the 3rd perforate and the 4th perforate, the second micro-strip part are offered on the medium substrate
It is connected by the first perforate with the 3rd micro-strip part, the 3rd micro-strip part passes through the second perforate and the 4th micro-strip part phase
Even, the outer conductor of first coaxial line is mutually welded with the first oval bending ring radiation unit, the inner wire of the first coaxial line
Mutually welded with the first micro-strip part by the 3rd perforate, the outer conductor of second coaxial line and the second oval bending ring radiation
Unit is mutually welded, and the inner wire of the second coaxial line is mutually welded by the 4th perforate with the second micro-strip part.
6. a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna according to claim any one of 1-5, its
It is characterised by：Described first oval bending ring radiation unit, the second oval bending ring radiation unit, the 3rd oval bending ring
Shape radiating element and the 4th oval bending ring radiation unit bend inwards 12 times by oval ring and formed, wherein first is ellipse
Corner bevelling ring shape radiating element forms an annulus in the part close to the first ellipse arc feed element, leads to the first coaxial line
Cross, the second oval bending ring radiation unit forms an annulus in the part close to the second ellipse arc feed element, make the
Two coaxial lines pass through.
7. a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna according to claim any one of 1-5, its
It is characterised by：The surrounding on the reflection floor is equipped with the flange with reflection floor perpendicular.
8. a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna according to claim 7, it is characterised in that：
The reflection floor and flange are made of copper sheet.
9. a kind of compact ellipse bending ring bipolar wide bandwidth base station antenna according to claim any one of 1-5, its
It is characterised by：First coaxial line and the second coaxial line use impedance for 50 Ω coaxial line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720021912.6U CN206564330U (en) | 2017-01-09 | 2017-01-09 | A kind of compact ellipse bending ring bipolar wide bandwidth base station antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720021912.6U CN206564330U (en) | 2017-01-09 | 2017-01-09 | A kind of compact ellipse bending ring bipolar wide bandwidth base station antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206564330U true CN206564330U (en) | 2017-10-17 |
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ID=60029433
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720021912.6U Expired - Fee Related CN206564330U (en) | 2017-01-09 | 2017-01-09 | A kind of compact ellipse bending ring bipolar wide bandwidth base station antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106684549A (en) * | 2017-01-09 | 2017-05-17 | 华南理工大学 | Compact ellipse buckling annular dual-polarization broadband base station antenna |
-
2017
- 2017-01-09 CN CN201720021912.6U patent/CN206564330U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106684549A (en) * | 2017-01-09 | 2017-05-17 | 华南理工大学 | Compact ellipse buckling annular dual-polarization broadband base station antenna |
| CN106684549B (en) * | 2017-01-09 | 2023-11-17 | 华南理工大学 | Compact elliptical bending annular dual-polarized broadband base station antenna |
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