CN112599964A - 5G high-gain double-antenna system working at 4.8GHz - Google Patents
5G high-gain double-antenna system working at 4.8GHz Download PDFInfo
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- CN112599964A CN112599964A CN202011463677.0A CN202011463677A CN112599964A CN 112599964 A CN112599964 A CN 112599964A CN 202011463677 A CN202011463677 A CN 202011463677A CN 112599964 A CN112599964 A CN 112599964A
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- 230000005855 radiation Effects 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims description 4
- 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
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 description 6
- 238000002955 isolation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/002—Protection against seismic waves, thermal radiation or other disturbances, e.g. nuclear explosion; Arrangements for improving the power handling capability of an antenna
-
- 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
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
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Abstract
The invention relates to a 5G high-gain double-antenna system working at 4.8GHz, comprising: the antenna comprises a dielectric plate, a cover plate and a first antenna; the cover plate is arranged on the front side of the dielectric plate, and the first antenna and the second antenna are fixedly arranged on the cover plate through fixing screws; the first antenna and the second antenna are composed of a radiation layer and a guider; the radiation layer is arranged on the inner wall of the cover plate, and the guider is arranged on the outer wall of the cover plate; the radiation layer, the cover plate and the guider are connected through fixing screws; the grounding plate is fixedly arranged on the outer wall of the rear side of the dielectric plate; the invention has the advantages that the 5G high-gain double-antenna system working at 4.8GHz is improved, the structural design is reasonable, each layer adopts a plane structure, the antenna system is easy to integrate, each antenna can work independently, the size is small, and the invention is particularly suitable for the integration of the communication system of the Internet of things in the box of the system of the Internet of things, thereby effectively solving the problems and the defects provided by the invention.
Description
Technical Field
The invention relates to the technical field of terminal antennas, in particular to a 5G high-gain double-antenna system working at 4.8 GHz.
Background
The terminal antenna is similar to a mobile phone antenna, a terminal is a general name of equipment, and an antenna applied to the equipment is the terminal antenna.
1. The existing terminal antenna is mostly designed by a single antenna, a double-antenna system is less, and the requirement of one system with double antennas cannot be met;
2. the gain performance of the existing terminal antenna, particularly a 5G terminal antenna, is low by only 2 dBi;
3. the existing network bridge antenna of the Internet of things does not support the 4800Mhz frequency band of the new generation of 5G, and the structure is complex, thus being not beneficial to the integral integration;
4. the existing 5G terminal MIMO antenna has poor isolation, which affects the overall performance of the antenna.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a 5G high-gain dual-antenna system working at 4.8 GHz.
In order to achieve the purpose, the invention adopts the technical scheme that: a 5G high gain dual antenna system operating at 4.8GHz, comprising: the antenna comprises a dielectric plate, a cover plate, a first antenna, a second antenna, a ground plate, a radiation layer, a fixing screw, a guider and a connecting wire; the cover plate is arranged on the front side of the dielectric plate, and the first antenna and the second antenna are fixedly arranged on the cover plate through fixing screws; the first antenna and the second antenna are composed of a radiation layer and a guider; the radiation layer is arranged on the inner wall of the cover plate, and the guider is arranged on the outer wall of the cover plate; the radiation layer, the cover plate and the guider are connected through fixing screws; the grounding plate is fixedly arranged on the outer wall of the rear side of the dielectric plate, and the grounding plate is connected with the radiation layer through a connecting wire.
As a further optimization of the technical solution, the present invention provides a 5G high-gain dual-antenna system operating at 4.8GHz, wherein the second antenna is located at one side of the first antenna, and the second antenna is located at a position where the first antenna rotates 90 ° counterclockwise and translates 60 mm to the right.
As a further optimization of the technical solution, the 5G high-gain dual-antenna system working at 4.8GHz of the present invention is characterized in that the dielectric plate is a dielectric plate with a thickness of 0.9 mm, a size of 90 mm × 30 mm, and a dielectric constant of 3.5.
As a further optimization of the technical solution, the 5G high-gain dual-antenna system working at 4.8GHz of the present invention is characterized in that the radiation layer is a square metal copper sheet with a width of 24.2 mm, and two opposite corners of the radiation layer are cut to form square notches with a width of 2.1 mm × 2.1 mm.
As a further optimization of the technical scheme, the 5G high-gain dual-antenna system working at 4.8GHz is provided, and the distance between the grounding plate and the radiation layer is 0.8 mm.
As a further optimization of the technical solution, the 5G high-gain dual-antenna system of the present invention, which operates at 4.8GHz, is characterized in that the director is a rectangular plate with a size of 11 mm × 11 mm.
As a further optimization of the technical scheme, the 5G high-gain dual-antenna system working at 4.8GHz is provided with five fixing screws, and the five fixing screws are respectively positioned at the central point of the guider and the middle points of the four edges.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the invention has the advantages that the 5G high-gain double-antenna system working at 4.8GHz is improved, the structural design is reasonable, each layer adopts a plane structure, the antenna system is easy to integrate, each antenna can work independently, the size is small, and the invention is particularly suitable for the integration of the communication system of the Internet of things in the box of the system of the Internet of things, thereby effectively solving the problems and the defects provided by the invention.
Drawings
The technical scheme of the invention is further explained by combining the accompanying drawings as follows:
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic top view of the present invention.
Wherein: the antenna comprises a dielectric plate 1, a cover plate 2, a first antenna 3, a second antenna 4, a ground plate 5, a radiation layer 6, a fixing screw 7, a guider 8 and a connecting wire 9.
Detailed Description
The invention is described in further detail below with reference to the figures and the embodiments.
A 5G high gain dual antenna system of the present invention, shown in fig. 1-3, operating at 4.8GHz, comprises: the antenna comprises a dielectric plate 1, a cover plate 2, a first antenna 3, a second antenna 4, a grounding plate 5, a radiation layer 6, a fixing screw 7, a guider 8 and a connecting wire 9; the cover plate 2 is arranged on the front side of the dielectric plate 1. the first antenna 3 and the second antenna 4 are fixedly arranged on the cover plate 2 through fixing screws 7; the first antenna 3 and the second antenna 4 are composed of a radiation layer 6 and a guider 8; the radiation layer 6 is mounted on the inner wall of the cover plate 2, and the guide 8 is mounted on the outer wall of the cover plate 2; the radiation layer 6, the cover plate 2 and the guider 8 are connected through a fixing screw 7; the ground plate 5 is fixedly mounted on the outer wall of the rear side of the dielectric plate 1, and the ground plate 5 and the radiation layer 6 are connected by a connection line 9. .
Specifically, the second antenna 4 is located on one side of the first antenna 3, and the second antenna 4 is located at a position where the first antenna 3 is rotated 90 ° counterclockwise and is shifted 60 mm rightward.
Specifically, the dielectric plate 1 · was a dielectric plate having a thickness of 0.9 mm, a size of 90 mm × 30 mm, and a dielectric constant of 3.5.
Specifically, the radiation layer 6 is a square metal copper sheet with a width of 24.2 mm, and two opposite corners of the radiation layer 6 are cut to form square notches with a width of 2.1 mm × 2.1 mm.
Specifically, the distance between the ground plate 5 and the radiation layer 6 is 0.8 mm.
In particular, the guide 8 is a rectangular plate with dimensions 11 mm by 11 mm.
Specifically, the fixing screws 7 are provided with five positions, and the five fixing screws 7 are respectively located at the central point of the guider 8 and the middle points of the four edges.
The method comprises the following specific implementation steps:
the invention realizes a high-gain double-antenna system with 4800MHz at a 5G low-frequency band by adopting a novel three-layer three-dimensional structure. The terminal antenna adopts a planar structure on each layer, so that the antenna system is easy to integrate. And in a dual antenna system, each antenna can operate independently. Each individual antenna can achieve up to around 8.0dBi of gain. And the isolation between the two antennas reaches 25dB and above. And the two antennas are arranged in an orthogonal mode, so that the double antennas can also form a 5G double-channel MIMO antenna system. Due to the planar structure and the relatively small size, the antenna is particularly suitable for the integration of the IOT communication system in the IOT system box in application.
In summary, the following steps: the 5G high-gain double-antenna system working at 4.8GHz has the advantages that through the improvement of the planar 5G low-frequency and millimeter-wave double-frequency-band antenna with the adjustable azimuth angle, the structural design is reasonable, each layer adopts a planar structure, the antenna system is easy to integrate, each antenna can work independently, the size is small, and the antenna system is particularly suitable for being integrated into an Internet of things system box of an Internet of things communication system, so that the problems and the defects provided by the invention are effectively solved.
The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (7)
1. A 5G high gain dual antenna system operating at 4.8GHz, comprising: the antenna comprises a dielectric plate (1), a cover plate (2), a first antenna (3), a second antenna (4), a grounding plate (5), a radiation layer (6), a fixing screw (7), a guider (8) and a connecting wire (9); the method is characterized in that: the cover plate (2) is arranged on the front side of the dielectric plate (1), and the first antenna (3) and the second antenna (4) are fixedly arranged on the cover plate (2) through fixing screws (7); the first antenna (3) and the second antenna (4) are composed of a radiation layer (6) and a guider (8); the radiation layer (6) is arranged on the inner wall of the cover plate (2), and the guider (8) is arranged on the outer wall of the cover plate (2); the radiation layer (6), the cover plate (2) and the guider (8) are connected through a fixing screw (7); the grounding plate (5) is fixedly arranged on the outer wall of the rear side of the dielectric plate (1), and the grounding plate (5) is connected with the radiation layer (6) through a connecting wire (9).
2. The method of claim 1, wherein: the second antenna (4) is located on one side of the first antenna (3), and the second antenna (4) is located at a position where the first antenna (3) is rotated 90 degrees counterclockwise and translated 60 millimeters to the right.
3. The method of claim 1, wherein: the dielectric plate (1) is 0.9 mm thick, 90 mm 30 mm in size and 3.5 in dielectric constant.
4. The method of claim 1, wherein: the radiation layer (6) is a square metal copper sheet with the width of 24.2 mm, and two opposite corners of the radiation layer (6) are cut to form square notches with the width of 2.1 mm.
5. The method of claim 1, wherein: the distance between the grounding plate (5) and the radiation layer (6) is 0.8 mm.
6. The method of claim 1, wherein: the guide (8) is a rectangular plate with dimensions of 11 mm by 11 mm.
7. The apparatus of claim 1 or 6, wherein: the fixing screws (7) are arranged at five positions, and the five fixing screws (7) are respectively positioned at the central point of the guider (8) and the middle points of the four edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011463677.0A CN112599964B (en) | 2020-12-11 | 2020-12-11 | 5G high-gain double-antenna system working at 4.8GHz |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011463677.0A CN112599964B (en) | 2020-12-11 | 2020-12-11 | 5G high-gain double-antenna system working at 4.8GHz |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112599964A true CN112599964A (en) | 2021-04-02 |
| CN112599964B CN112599964B (en) | 2023-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118915059A (en) * | 2024-07-23 | 2024-11-08 | 复睿智行智能科技(上海)有限公司 | Multifunctional millimeter wave radar system and application method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108777353A (en) * | 2018-05-24 | 2018-11-09 | 湖南国科锐承电子科技有限公司 | A kind of high isolation low-cross polarization Double-polarization micro-strip array antenna |
| CN110137664A (en) * | 2019-05-08 | 2019-08-16 | 清华大学 | A kind of two antenna set at broadband 5G MIMO terminal antenna |
| US20190386400A1 (en) * | 2018-06-15 | 2019-12-19 | Shenzhen Sunway Communication Co., Ltd. | Dual-polarized millimeter-wave antenna system applicable to 5g communications and mobile terminal |
-
2020
- 2020-12-11 CN CN202011463677.0A patent/CN112599964B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108777353A (en) * | 2018-05-24 | 2018-11-09 | 湖南国科锐承电子科技有限公司 | A kind of high isolation low-cross polarization Double-polarization micro-strip array antenna |
| US20190386400A1 (en) * | 2018-06-15 | 2019-12-19 | Shenzhen Sunway Communication Co., Ltd. | Dual-polarized millimeter-wave antenna system applicable to 5g communications and mobile terminal |
| CN110137664A (en) * | 2019-05-08 | 2019-08-16 | 清华大学 | A kind of two antenna set at broadband 5G MIMO terminal antenna |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118915059A (en) * | 2024-07-23 | 2024-11-08 | 复睿智行智能科技(上海)有限公司 | Multifunctional millimeter wave radar system and application method thereof |
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| CN112599964B (en) | 2023-01-03 |
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