CN206412467U - Two-band 5G microstrip antennas - Google Patents
Two-band 5G microstrip antennas Download PDFInfo
- Publication number
- CN206412467U CN206412467U CN201720021207.6U CN201720021207U CN206412467U CN 206412467 U CN206412467 U CN 206412467U CN 201720021207 U CN201720021207 U CN 201720021207U CN 206412467 U CN206412467 U CN 206412467U
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- China
- Prior art keywords
- antenna
- band
- metal patch
- medium substrate
- microstrip
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- 239000002184 metal Substances 0.000 claims abstract description 39
- 229910052751 metal Inorganic materials 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 27
- 241000555268 Dendroides Species 0.000 claims abstract description 4
- 239000011888 foil Substances 0.000 claims abstract description 4
- 230000005855 radiation Effects 0.000 claims description 18
- 238000004891 communication Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010415 tropism Effects 0.000 description 1
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- Waveguide Aerials (AREA)
Abstract
The utility model is related to antenna technical field, specifically two-band 5G microstrip antennas；Including medium substrate, the medium substrate includes laying metal foil on first surface and second surface, the medium substrate first surface, is used as antenna ground plane；Metal patch is provided with the face of medium substrate first and second surface, also include feeder line port, the feeder line port is fed by coaxial line or microstrip line to metal patch, coaxial line internal diameter connects first surface, external diameter connects second surface, the metal patch is in dendroid, and the metal patch includes several polygon-shaped radiant bodies；The utility model thickness is small, simple in construction, it is possible to resolve the communication issue of mini-plant, is effectively improved operating efficiency, compared with traditional antenna, reduces antenna area.
Description
Technical field
The utility model is related to antenna technical field, specifically two-band 5G microstrip antennas.
Background technology
Using rectangular configuration composition more than radiation patch structure in the microstrip antenna that current mobile device is used；Using rectangle knot
The radiation patch that structure is constituted, radiation efficiency is low, and directionality is not very good.
Resistance matching problem regulation is difficult, and size is larger, is unfavorable for the miniaturization trend of associated mobile device, together
Shi Zengjia Antenna Design costs.5G high bands are more than 20GHz~100GHz, and frequency is very high, and isolation is poor between radiating element.
Utility model content
The utility model is solves prior art problem, and purpose is to provide two-band 5G microstrip antennas.
To achieve the above object, the utility model provides following technical scheme：
Two-band 5G microstrip antennas, including medium substrate, the medium substrate include first surface and second surface, described
Metal foil is laid on medium substrate first surface, antenna ground plane is used as；On the face of medium substrate first and second surface
Metal patch, in addition to feeder line port are provided with, the feeder line port is fed by coaxial line or microstrip line to metal patch,
Coaxial line internal diameter connects first surface, and external diameter connects second surface, and the metal patch is in dendroid, and the metal patch includes several
Polygon-shaped radiant body.
It is preferred that, the medium substrate uses the substrate of Rogers 5880.
Further, the size of radiant body is can adjust according to the balun of feeder line port, Antenna Impedance Matching antenna is allowed
Input impedance.
Specifically, the microstrip antenna can be operated in 15.2GHz and 28GHz two frequency ranges.
It is preferred that, several polygon-shaped radiant bodies are hexagon shape, rectangular-shaped or triangle.
It is further, described that in dendritic metal patch, both sides form galianconism and long arm centered on microstrip feed line.
Further, the metal patch it is long-armed around be provided with the long-armed metal frame being not connected with, it can lift day
Beta radiation directionality, while increasing Net long wave radiation aperture area, increases gain.
Further, below the metal patch galianconism and microstrip feed line both sides are set and the long-armed rectangle gold being not connected with
Belong to piece, the length of the rectangular metal sheet is more than long-armed length, and it can improve the radiation directivity of antenna, reduce main lobe width, subtract
Small back end reflective, lifts Net long wave radiation aperture area, increases gain.
Compared with prior art, the beneficial effects of the utility model are：
1st, microstrip antenna of the present utility model, which works in the micro-strip paster antennas of 5G frequency ranges, can efficiently receive 5G signals；
2nd, the radiant body of the utility model patent microstrip antenna is formed using regular hexagon group, and it is effective with limited size
Ground improves operating efficiency, compared with traditional antenna, reduces antenna area.
3rd, the utility model patent is laid out metal patch on the two sides of medium substrate, dual band operation can be achieved, and can drop
Influencing each other during low two band communication.
4th, the microstrip antenna of the utility model patent is compared to ordinary antennas, in structure, and thickness is small, simple in construction, can
Solve the communication issue of mini-plant；
5th, the utility model patent metal patch has used the radiation patch that regular hexagon is constituted, and beam angle is narrow, can determine
To progress efficient operation；
6th, the medium substrate of the utility model patent uses flexible base board, can be used for the body surface with certain radian
On, appropriateness bending is little to its performance impact.
Brief description of the drawings
Fig. 1 is the utility model two-band 5G microstrip antenna structure schematic diagrames；
Fig. 2 is the utility model two-band 5G microstrip antenna upward views；
Fig. 3 is the utility model two-band 5G microstrip antenna side views.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to shown in Fig. 1, Fig. 2 and Fig. 3,
Two-band 5G microstrip antennas, including medium substrate, the medium substrate 1 include first surface 11 and second surface
12, metal foil 4 is laid on the medium substrate first surface 11, is used as antenna ground plane；The face 11 of medium substrate 1 first
With metal patch 2, in addition to feeder line port 5 are provided with second surface 12, the feeder line port 5 passes through coaxial line or micro-strip
Line is fed to metal patch, and coaxial line internal diameter connects first surface, and external diameter connects second surface, and the metal patch 2 is in dendroid, institute
Stating metal patch 2 includes several polygon-shaped radiant bodies.For the micro-strip paster antenna of coaxial feeding, it is thus necessary to determine that coaxial line
The position of feed point, the position of feed point can influence the input impedance of antenna, and 50 Ω standard resistance is typically used in micro-strip application
It is anti-, it is therefore desirable to which that determining the position of feed point makes the input impedance of antenna be equal to 50 Ω, its operation principle be rectangular patch equivalent to
One inductance capacitance antiresonant circuit, is fed to electromagnetic wave on rectangular patch by coaxial interface, and rectangular patch produces electromagnetism
Resonance, finally radiate electromagnetic wave energy.
The resonant frequency of rectangular patch is determined that its width is equal to 1/2nd of resonant frequency by the width of rectangular patch
Propagate wavelength.Under normal circumstances, the miniaturization of antenna can be realized by modes such as loaded cable, electric capacity, also can be by day
Beta radiation cell surface slots and added the structures such as slit to realize.The broadband of antenna can be by dropping low reactance-resistance ratio, being situated between using small
The substrate of electric constant, increase substrate thickness, the method such as crack on floor or radiating element surface to realize.
As the utility model specific embodiment, the medium substrate uses the substrate of Rogers 5880, according to feeder line
The balun of port can adjust the size of radiant body, allow the input impedance of Antenna Impedance Matching antenna, and the microstrip antenna can be
15.2GHz and 28GHz two frequency ranges are operated, and several polygon-shaped radiant bodies are hexagon shape, rectangular-shaped or three
Angular shape, using Rogers 5880 as medium substrate, the dielectric-slab upper and lower surface has radiation patch, reduces two band operations
When influence each other, and radiation fin is combined by regular hexagon, and compared with the rectangular patch of identical size, the structure can be improved
Radiation efficiency, reduces beam angle, and efficient directed radiation can be achieved；The balun at mouth is presented by micro-strip simultaneously, its chi is adjusted
It is very little, it can conveniently solve the problems, such as Antenna Impedance Matching.The paster of regular hexagon composition, serves good meander effect,
Size effectively reduces, and radiation efficiency is also significantly improved.
In the utility model, described in dendritic metal patch, both sides form galianconism and length centered on microstrip feed line
Arm.Be provided with around the metal patch is long-armed with the long-armed metal frame being not connected with, it can lift Antenna gain pattern,
Increase Net long wave radiation aperture area, increases below gain, the metal patch galianconism and microstrip feed line both sides is set and length simultaneously
The rectangular metal sheet that arm is not connected with, the long side of the rectangular metal sheet is more than long-armed length, and it can remind the radiation side of antenna
Tropism, reduces main lobe width, reduces back end reflective, lifts radiating aperture area, increases gain.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (8)
1. two-band 5G microstrip antennas, it is characterised in that including medium substrate, the medium substrate includes first surface and second
Metal foil is laid on surface, the medium substrate first surface, antenna ground plane is used as；The face of medium substrate first and
Metal patch, in addition to feeder line port are provided with two surfaces, the feeder line port is by coaxial line or microstrip line to metal
Patch, coaxial line internal diameter connects first surface, and external diameter connects second surface, and the metal patch is in dendroid, the metal patch
Piece includes several polygon-shaped radiant bodies.
2. two-band 5G microstrip antennas according to claim 1, it is characterised in that the medium substrate uses Rogers
5880 substrates.
3. two-band 5G microstrip antennas according to claim 2, it is characterised in that adjustable according to the balun of feeder line port
The size of whole radiant body, allows the input impedance of Antenna Impedance Matching antenna.
4. two-band 5G microstrip antennas according to claim 3, it is characterised in that the microstrip antenna can be in 15.2GHz
And 28GHz two frequency ranges are operated.
5. two-band 5G microstrip antennas according to claim 4, it is characterised in that several polygon-shaped radiant bodies are
Hexagon shape, rectangular-shaped or triangle.
6. two-band 5G microstrip antennas according to claim 5, it is characterised in that it is described in dendritic metal patch with
Both sides form galianconism and long arm centered on microstrip feed line.
7. two-band 5G microstrip antennas according to claim 6, it is characterised in that the long-armed surrounding of metal patch is set
Have with the long-armed metal frame being not connected with, it can lift Antenna gain pattern, at the same increase Net long wave radiation aperture area, increase
Gain.
8. two-band 5G microstrip antennas according to claim 7, it is characterised in that below the metal patch galianconism and micro-
Ribbon feeder both sides are set is more than long-armed length with the long-armed rectangular metal sheet being not connected with, the rectangular of the rectangular metal sheet, its
The radiation directivity of antenna can be lifted, reduces mainboard width, reduces back end reflective, radiating aperture area is lifted, increases gain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720021207.6U CN206412467U (en) | 2017-01-09 | 2017-01-09 | Two-band 5G microstrip antennas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720021207.6U CN206412467U (en) | 2017-01-09 | 2017-01-09 | Two-band 5G microstrip antennas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206412467U true CN206412467U (en) | 2017-08-15 |
Family
ID=59554776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720021207.6U Expired - Fee Related CN206412467U (en) | 2017-01-09 | 2017-01-09 | Two-band 5G microstrip antennas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206412467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106785403A (en) * | 2017-01-09 | 2017-05-31 | 成都信息工程大学 | Two-band 5G microstrip antennas |
-
2017
- 2017-01-09 CN CN201720021207.6U patent/CN206412467U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106785403A (en) * | 2017-01-09 | 2017-05-31 | 成都信息工程大学 | Two-band 5G microstrip antennas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 |