CN109713438A - A kind of multiport orientation 5G antenna of miniaturization - Google Patents
A kind of multiport orientation 5G antenna of miniaturization Download PDFInfo
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- CN109713438A CN109713438A CN201811607405.6A CN201811607405A CN109713438A CN 109713438 A CN109713438 A CN 109713438A CN 201811607405 A CN201811607405 A CN 201811607405A CN 109713438 A CN109713438 A CN 109713438A
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- antenna
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Abstract
The present invention relates to radio-frequency antennas, 5G field of antenna, specifically disclose a kind of multiport orientation 5G antenna of miniaturization, including Anneta module, metallic reflection backboard, coaxial cable and coaxial connector, Anneta module includes antenna plate, ground connection balun and feed Balun, antenna plate front is equipped with positive first antenna, positive second antenna and multiple main coupling parasitic elements, antenna back is equipped with the second antenna of back side first antenna and the back side, and antenna plate front and back sides are equipped with multiple auxiliary coupling parasitic elements.The present invention substantially reduces the production and processing cost of two-way antenna, production technology simplifies, and production efficiency improves, and volume reduces by one piece of double-sided PCB board, etching front and the back side into 90 degree of staggered copper-clad antennas.The broadband radiating unit minimized by multiple groups realizes four to eight terminal port antennaes.
Description
Technical field
The present invention relates to radio-frequency antennas, 5G field of antenna, specifically disclose a kind of multiport orientation 5G antenna of miniaturization.
Background technique
Gradualling mature and promoting with 5G technology, communication technology revolution of new generation is just in expansion like a raging fire.Make
For the most important wireless signal antenna of wireless communication system, become the key for adding 5G signal network on a large scale of next stage
Equipment.
Requirement of the room subsystem of 5G to antenna at present is higher and higher, is former in the density of certain region internal antenna quantity
Carry out 2 times even 4 times when 4G, and in order to which the resource of networking is orderly regenerated, it is desirable that antenna can also be compatible with pervious 3G, 4G net
Network should realize the multiple-input multiple-output (MIMO) of multiport, be compatible with again to propose new challenge to the performance of 5G antenna
The frequency spectrum of the even 2G network of 4G, 3G, however traditional 4G Antenna Design, will meet 5G multiport multiple antennas, and volume is inevitable
It is consequently increased, production, installation cost significantly improve, and occupied space influences indoor beauty.
Summary of the invention
In order to overcome the problems, such as that existing 5G antenna volume is big, channel is few, the present invention provides a kind of multiport of miniaturization
Orient 5G antenna.
The technical solution adopted by the present invention is that: a kind of multiport orientation 5G antenna of miniaturization, including Anneta module, metal
Reflective back plane, coaxial cable and coaxial connector, metallic reflection backboard is located at below Anneta module and surrounding；The antenna mould
Block includes antenna plate, two groups of ground connection baluns and two groups of feed Baluns, and antenna plate is one piece of double-sided PCB board, and antenna plate front is equipped with
Positive first antenna, positive second antenna and multiple main coupling parasitic elements, antenna back are equipped with back side first antenna and back
The second antenna of face, antenna plate front and back sides are equipped with multiple auxiliary coupling parasitic elements；Antenna back is equipped with multiple coupling grounding parts,
Coupling grounding part is equipped with ground connection bottom plate, positive first antenna and positive second antenna and the back side first day far from one end of antenna plate
Line and the second antenna of the back side are in 90 degree of rectangular cross arrangements；
The positive first antenna is connected by the reticulated conductive layer of feed Balun and coaxial cable, while front first
Antenna and ground connection balun connection, positive second antenna are connected by the center conductor of feed Balun and coaxial cable；The back
Face first antenna is connected by the reticulated conductive layer of feed Balun and coaxial cable, while back side first antenna and ground connection balun connect
It connects, the second antenna of the back side is connected by the center conductor of feed Balun and coaxial cable.
Preferably, the coupling grounding part is L-type metallograph, it is equipped with and uses between coupling grounding part and ground connection bottom plate
In the insulating medium layer for making coupling grounding part and ground connection bottom plate dielectric separation.
Preferably, the orientation 5G antenna includes 2 to 4 Anneta modules, is equipped with metallic reflection between each Anneta module
Backboard.
Preferably, the main coupling parasitic element is equipped with earthing member socket with the auxiliary parasitic element that couples, and coupling connects
One end of ground part is fixed in antenna plate by earthing member socket.
Preferably, the positive first antenna, positive second antenna, back side first antenna and the second antenna of the back side are
Contraband font PCB copper-clad, main coupling parasitic element are located at the end of positive first antenna and positive second antenna.
Preferably, the main coupling parasitic element be 4 be respectively arranged on positive first antenna both ends and front second day
The cross PCB copper-clad at line both ends.
Preferably, the auxiliary coupling parasitic element includes the different rectangle PCB copper-clad of muti-piece area.
Preferably, the positive first antenna and positive second antenna polarize for positive 45 degree in antenna plate front, the back side the
One antenna and the second antenna of the back side are in the minus 45 degree of polarization of antenna back.
The beneficial effects of the present invention are: etching front by one piece of double-sided PCB board and the back side being staggered at 90 degree
Copper-clad antenna substantially reduces the production and processing cost of two-way antenna, and production technology simplifies, and production efficiency improves, and volume subtracts
It is small.The broadband radiating unit minimized by multiple groups realizes four to eight terminal port antennaes.
Detailed description of the invention
Fig. 1 is product structure figure of the invention.
Fig. 2 is product side view of the invention.
Fig. 3 is antenna plate main view of the invention.
Fig. 4 is antenna plate rearview of the invention.
Fig. 5 is antenna module structure figure of the invention.
Electric current flowing schematic diagram when Fig. 6 is high frequency of the present invention.
Electric current flowing schematic diagram when Fig. 7 is low frequency of the present invention.
In figure: 1, antenna plate, 2, coaxial cable, 3, coaxial connector, 4, ground connection bottom plate, 5, metallic reflection backboard, 6, coupling
Conjunction earthing member, 101, positive first antenna, 102, positive second antenna, 103, back side first antenna, 104, the second antenna of the back side,
105, main coupling parasitic element, 106, auxiliary coupling parasitic element, 107, ground connection balun, 108, feed Balun, 109, earthing member insert
Mouthful.
Specific embodiment
Referring to Fig. 1 and Fig. 5, the present invention is a kind of multiport orientation 5G antenna of miniaturization, anti-comprising Anneta module, metal
Backboard 5, coaxial cable 2 and coaxial connector 3 are penetrated, metallic reflection backboard 5 is located at below Anneta module and surrounding, plays reflection and penetrates
The effect of frequency signal.
Referring to Fig. 3 to Fig. 5, Anneta module includes that antenna plate 1, ground connection balun 107 and feed Balun 108, antenna plate 1 are one
Block double-sided PCB board, is divided into positive copper clad layers and back side copper clad layers, and positive copper clad layers include positive first antenna 101, front second
Antenna 102, multiple main coupling parasitic elements 105 and multiple auxiliary coupling parasitic elements 106, back side copper clad layers include the back side first day
Line 103, the second antenna of the back side 104 and multiple auxiliary coupling parasitic elements 106.
Positive first antenna 101 and positive second antenna 102 are in the positive 45 degree of polarization in 1 front of antenna plate, back side first antenna
103 and the second antenna of the back side 104 in the minus 45 degree of polarization in 1 back side of antenna plate, i.e., positive first antenna 101 and positive second antenna
102 and back side first antenna 103 and the second antenna of the back side 104 are 90 degree of rectangular cross in spatial relationship.
Positive first antenna 101, positive second antenna 102, back side first antenna 103 and the second antenna of the back side 104 are
The PCB copper-clad of Contraband font, main coupling parasitic element 105 are 4 and are divided into positive first antenna 101 and positive second antenna
Cross PCB copper-clad on 102 end extended lines；Auxiliary coupling parasitic element 106 includes that the different rectangle PCB of muti-piece area is applied
Layers of copper.
Referring to Fig. 5, main coupling parasitic element 105 is with the auxiliary parasitic element 106 that couples equipped with earthing member socket 109, antenna
1 back side of plate is equipped with the coupling grounding part 6 that 8 L-type metallographs are constituted, and one end of coupling grounding part 6 is solid by earthing member socket 109
Due in antenna plate 1, coupling grounding part 6 is equipped with ground connection bottom plate 4, coupling grounding part 6 and ground connection bottom plate far from one end of antenna plate 1
Between 4 be equipped with for make coupling grounding part 6 and be grounded 4 dielectric separation of bottom plate insulating medium layer, by coupling grounding part 6 with connect
Coupling effect between ground bottom plate 4 forms high-frequency coupling circuit.
Referring to Fig. 1 to Fig. 5, positive first antenna 101 is connected by the reticulated conductive layer of feed Balun 108 and coaxial cable 2
Connect, while positive first antenna 102 connect with ground connection balun 107, the second antenna 102 of front pass through feed Balun 108 with it is coaxial
The center conductor of cable 2 connects；The back side first antenna 103 passes through the reticulated conductive of feed Balun 108 and coaxial cable 2
Layer connection, while back side first antenna 104 with ground connection balun 107 connect, the second antenna of the back side 104 pass through feed Balun 108 and
The center conductor of coaxial cable 2 connects.
Auxiliary coupling parasitic element 106 is to expand entire antenna bandwidth by increasing the means of coupling parasitic element
Effect, the auxiliary coupling parasitic element 106 of multiple and different types generate coupling phenomenon in low-frequency range jointly.
Referring to Fig. 6 and Fig. 7, the present embodiment is by taking positive surface antenna as an example, the plate model ITA-9300 of antenna plate 1, dielectric
Constant 3.0, dielectric thickness 60mil meet ROHS requirement.Antenna plate 1 is having a size of 175 × 175mm, quadrangle chamfer radius 5mm, day
Segment length 74.48mm in line, both ends prolongation longest director 41.05, main 105 longest director 30.51mm of parasitic couplings unit, most
Width 26.55mm at width, substantially reduces the production and processing cost of two-way antenna, simple production process, high production efficiency, volume
It is small.
Referring to Fig. 6, when coaxial connector 3 accesses the signal of 1710-4000MHz frequency, radiofrequency signal passes through coaxial electrical
Cable and feed Balun access positive first antenna 101 and positive second antenna 102, because of the Frequency point front of 1710-4000MHz
First antenna 101 or positive second antenna 102 are from feeding point (wiring point of connection feed Balun 108) to close to main coupling parasitism
The Edge Distance of unit 105 is greater than a wavelength, is flowed by the electric current of main parasitic couplings unit 105 by coupling grounding part 6
Metallic reflection backboard 5, no current on main parasitic couplings unit 105, Fig. 6 are the current flow diagrams of working condition at this time at this time.
Referring to Fig. 7, when coaxial connector 3 accesses 698-960MHz frequency signal, because of the Frequency point of 698-960MHz
Positive first antenna 101 or positive second antenna 102 are from feeding point to the edge close to main parasitic couplings unit 105 less than half
Wavelength does not pass through coupling grounding part 6 by the electric current of main parasitic couplings unit 105 and flows into metallic reflection backboard 5, leads at this time
Because of coupling phenomenon on parasitic couplings unit 105, generate and positive first antenna 101 or the same phase flow direction of positive second antenna 102
Electric current (so main parasitic element 105 be also referred to as low-frequency parasitic unit).Two frequency ranges cover 2G, 3G, 4G and the at present country
The 5G frequency range frequency spectrum announced with foreign countries, is provided simultaneously with good directed radiation and higher radiation efficiency, while having low nothing
Source intermodulation characteristic.
Referring to Fig. 1 and Fig. 2, the orientation 5G antenna of the present embodiment can be simultaneously comprising there are two Anneta module, size is basic
It can control within 200*400*50mm.It is equipped with metallic reflection backboard 5 between two Anneta modules, forms the more of four ports
Hair receives (MIMO).Similarly orientation 5G antenna of the invention also may include more Anneta modules, form the multiple more of multiport
It receives (MIMO).
Claims (8)
1. the multiport of miniaturization a kind of orients 5G antenna, including Anneta module, metallic reflection backboard (5), coaxial cable (2) and
Coaxial connector (3), metallic reflection backboard (5) is located at below Anneta module and surrounding, it is characterized in that:
The Anneta module includes antenna plate (1), two groups of ground connection baluns (107) and two groups of feed Baluns (108), antenna plate
It (1) is one piece of double-sided PCB board, antenna plate (1) front is equipped with positive first antenna (101), positive second antenna (102) and multiple
Main coupling parasitic element (105), antenna plate (1) back side are equipped with back side first antenna (103) and the second antenna of the back side (104), day
Line plate (1) front and back sides are equipped with multiple auxiliary coupling parasitic elements (106)；Antenna plate (1) back side is equipped with multiple coupling grounding parts
(6), coupling grounding part (6) is equipped with ground connection bottom plate (4), positive first antenna (101), front the far from the one end of antenna plate (1)
Two antennas (102) and back side first antenna (103) and the second antenna of the back side (104) are arranged in 90 degree of rectangular cross；
The positive first antenna (101) is connect by feed Balun (108) with the reticulated conductive layer of coaxial cable (2), together
When front first antenna (102) connect with ground connection balun (107), positive second antenna (102) by feed Balun (108) with together
The center conductor of shaft cable (2) connects；The back side first antenna (103) passes through feed Balun (108) and coaxial cable (2)
Reticulated conductive layer connection, while back side first antenna (104) with ground connection balun (107) connect, the second antenna of the back side (104) lead to
Feed Balun (108) is crossed to connect with the center conductor of coaxial cable (2).
2. a kind of multiport of miniaturization according to claim 1 orients 5G antenna, it is characterized in that: the coupling grounding
Part (6) is L-type metallograph, is equipped between coupling grounding part (6) and ground connection bottom plate (4) for making coupling grounding part (6) and ground connection
The insulating medium layer of bottom plate (4) dielectric separation.
3. a kind of multiport of miniaturization according to claim 1 orients 5G antenna, it is characterized in that: the orientation 5G days
Line includes 2 to 4 Anneta modules, is equipped with metallic reflection backboard (5) between each Anneta module.
4. a kind of multiport of miniaturization according to claim 1 orients 5G antenna, it is characterized in that: the main coupling is posted
Raw unit (105) are equipped with earthing member socket (109) with auxiliary couple parasitic element (106), and one end of coupling grounding part (6) is logical
Earthing member socket (109) is crossed to be fixed on antenna plate (1).
5. a kind of multiport of miniaturization according to claim 1 orients 5G antenna, it is characterized in that: the front first
Antenna (101), positive second antenna (102), back side first antenna (103) and the second antenna of the back side (104) are Contraband font PCB
Copper-clad, main coupling parasitic element (105) are located at the end of positive first antenna (101) and positive second antenna (102).
6. a kind of multiport of miniaturization according to claim 5 orients 5G antenna, it is characterized in that: the main coupling is posted
Raw unit (105) are 4 cross for being respectively arranged on positive first antenna (101) both ends and positive second antenna (102) both ends
PCB copper-clad.
7. a kind of multiport of miniaturization according to claim 5 orients 5G antenna, it is characterized in that: the auxiliary coupling is posted
Raw unit (106) include the different rectangle PCB copper-clad of muti-piece area.
8. a kind of multiport of miniaturization according to claim 1 orients 5G antenna, it is characterized in that: the front first
Antenna (101) and positive second antenna (102) are at the positive 45 degree of polarization in antenna plate (1) front, back side first antenna (103) and the back side
Second antenna (104) is in the minus 45 degree of polarization in antenna plate (1) back side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811607405.6A CN109713438A (en) | 2018-12-26 | 2018-12-26 | A kind of multiport orientation 5G antenna of miniaturization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811607405.6A CN109713438A (en) | 2018-12-26 | 2018-12-26 | A kind of multiport orientation 5G antenna of miniaturization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109713438A true CN109713438A (en) | 2019-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811607405.6A Pending CN109713438A (en) | 2018-12-26 | 2018-12-26 | A kind of multiport orientation 5G antenna of miniaturization |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090179814A1 (en) * | 2006-04-03 | 2009-07-16 | Ace Antenna Corp. | Dual polarization broadband antenna having with single pattern |
| CN101960668A (en) * | 2008-03-06 | 2011-01-26 | 株式会社伽马纽 | Board-shaped wideband dual polarization antenna |
| CN204167486U (en) * | 2013-06-24 | 2015-02-18 | 盖尔创尼克斯有限公司 | The antenna of the multiple input in broadband and multiple output |
| CN204464459U (en) * | 2015-01-20 | 2015-07-08 | 佛山市安捷信通讯设备有限公司 | Low profile multiband dual-port directional antenna |
| CN106876973A (en) * | 2017-03-29 | 2017-06-20 | 佛山市盛夫通信设备有限公司 | A kind of pair of band dual polarization wall aerial |
| CN107251318A (en) * | 2015-02-17 | 2017-10-13 | 伽马纽股份公司 | Multiband radiating element |
-
2018
- 2018-12-26 CN CN201811607405.6A patent/CN109713438A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090179814A1 (en) * | 2006-04-03 | 2009-07-16 | Ace Antenna Corp. | Dual polarization broadband antenna having with single pattern |
| CN101960668A (en) * | 2008-03-06 | 2011-01-26 | 株式会社伽马纽 | Board-shaped wideband dual polarization antenna |
| CN204167486U (en) * | 2013-06-24 | 2015-02-18 | 盖尔创尼克斯有限公司 | The antenna of the multiple input in broadband and multiple output |
| CN204464459U (en) * | 2015-01-20 | 2015-07-08 | 佛山市安捷信通讯设备有限公司 | Low profile multiband dual-port directional antenna |
| CN107251318A (en) * | 2015-02-17 | 2017-10-13 | 伽马纽股份公司 | Multiband radiating element |
| CN106876973A (en) * | 2017-03-29 | 2017-06-20 | 佛山市盛夫通信设备有限公司 | A kind of pair of band dual polarization wall aerial |
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Application publication date: 20190503 |