CN109301486A - Single-layer patch microwave and millimeter-wave cross-band dual-frequency dual-polarization radiation unit for 5G mobile communication - Google Patents
Single-layer patch microwave and millimeter-wave cross-band dual-frequency dual-polarization radiation unit for 5G mobile communication Download PDFInfo
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- CN109301486A CN109301486A CN201811216312.0A CN201811216312A CN109301486A CN 109301486 A CN109301486 A CN 109301486A CN 201811216312 A CN201811216312 A CN 201811216312A CN 109301486 A CN109301486 A CN 109301486A
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- 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
- 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
-
- 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
- H01Q1/48—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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- 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
-
- 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
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
-
- 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
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Waveguide Aerials (AREA)
Abstract
The invention discloses across the frequency band double-frequency dual-polarization radiating units of single layer patch type microwave and millimeter wave for 5G mobile communication, including radiation patch, coaxial probe and coaxial line interface, metal floor and dielectric plate；Wherein the radiation patch is overlying on dielectric plate upper surface, and the metal floor is covered in dielectric plate lower surface, and coaxial probe passes through dielectric plate and is connected in radiation patch, and digs out small disc in metal floor, forms coaxial line interface with coaxial probe.The present invention uses a kind of radiating element of new construction, realizes across the frequency band double-frequency radiation of two frequency phase-difference 20GHz.Two radiation frequencies that monolithic Dual-frequency Patch Antennas before generates are closer, and it is generated using the patch of two pieces of separation come a resonance frequency apart from each other, it then needs multilayer dielectricity and uses complicated feeding network, by miniaturization, high efficiency and the low cost of array antenna needed for the base station extreme influence 5G.
Description
Technical field
The present invention relates to the microwave and millimeter wave communications fields, paste more particularly, to a kind of single layer for 5G mobile communication
Across the frequency band double-frequency dual-polarization radiating unit of chip microwave and millimeter wave.
Background technique
Mobile terminal had call function development only from the past already to make with multi-functional mobile multi-media terminal
People are able to enjoy scientific and technological progress bring bonus.With the progress and development in epoch, movable living is gradually in people's lives
Leading position is occupied, the network services such as mobile entertainment, e-bank, electron medical treatment develop so that mobile and radio communication service amount
Explosion type development.In addition, the rise of Internet of Things and virtual reality concept is so that following personage's interaction is connected with object object, to urge
Raw 10,000,000,000 mobile interchange equipment, the demand of information will steeply rise, and require the movement of more efficient, low time delay, safety logical
Communication network.And current mobile communication technology is faced with the problems such as frequency spectrum resource is nervous, power system capacity is limited, is much not achieved not
Carry out the demand of mobile interchange.Therefore, schedule has been put in the development of the 5th generation (5G) mobile communication technology.This 5G is communicated main
Target is to provide the audio of high quality, video and data service by wireless fidelity network for the user of High Data Rate.These are
System needs efficiently, compact and multiband mimo antenna.Due to light-weight, the excellent spy such as low with manufacturing cost small in size
Property, micro-strip paster antenna, can be by being in Electricity conductive plaster edge or back as the Electricity conductive plaster being mounted on above ground connection substrate
The conducting wire in face is fed, it is easy to which ground is installed on any surface, realizes the most intense radiation in the normal direction of patch, does not almost have
There is secondary lobe.Therefore, paster antenna has become the optimal selection of mimo antenna radiating element.
China's 5G system need high (24GHz or more millimeter wave frequency band), in (3GHz-6GHz frequency range), low (3GHz or less frequency
Section) different frequency range working frequency, to meet covering, capacity, the requirement for connecting the multinomial Key Performance Indicator such as number density.
Summary of the invention
Present invention aim to address said one or multiple defects, design a kind of single layer patch for 5G mobile communication
Across the frequency band double-frequency dual-polarization radiating unit of type micro-wave millimeter wave.
To realize the above goal of the invention, the technical solution adopted is that:
For across the frequency band double-frequency dual-polarization radiating unit of single layer patch type microwave and millimeter wave of 5G mobile communication, including radiation
Patch, dielectric plate, metal floor, coaxial probe one, coaxial probe two, coaxial line interface one, coaxial line interface two；Wherein institute
It states radiation patch and is overlying on dielectric plate upper surface, the metal floor is covered in dielectric plate lower surface, and coaxial probe one passes through
Dielectric plate is simultaneously connected to formation feeding point one in radiation patch, and digs out small disc in metal floor, is formed with coaxial probe
Coaxial line interface one；Coaxial probe two passes through dielectric plate and is connected to formation feeding point two in radiation patch, and in metal
Small disc is dug out on floor, forms coaxial line interface two with coaxial probe two；The radiation patch includes a high frequency patch and one
Low frequency patch；The high frequency patch is in low frequency patch inner ring, small by several between the high frequency patch and low frequency patch
Micro-band branch is attached.
Preferably, the high frequency patch is square patch, and the low frequency patch is ring square patch；Its medium-high frequency
The side length L1 of patch is 3.28mm, and the outer side length L2 of low frequency patch is 10.54mm, and interior side length L3 is 4.2mm.
Preferably, it is attached between the high frequency patch and low frequency patch using small micro-band branch, the small micro-strip
Minor matters broadband is 0.2mm, and quantity is 4.
Preferably, the dielectric plate is PCB dielectric plate, specially dielectric constant 4.5, and thickness H is the TP of 1.5mm
Medium substrate.
Preferably, the setting of feeding point one is in X-direction, and the feeding point two is arranged in the Y direction, feeding point one and feeding point
Two are simultaneously operable, and can also work independently, and feeding point a pair of radiation patch feed radiates X-direction line polarization wave, and feeding point two is right
Radiation patch feed, radiates Y-direction line polarization wave.Two working frequencies in the present invention are line polarization wave, radiation-curable polarization side
To mutually perpendicular line polarization wave.
Preferably, the radiating element radiation frequency is 6GHz and 26GHz, and height radiation frequency difference reaches 20GHz.
Antenna of the invention produces the resonance frequency that work is divided into 20GHz between two of f=6GHz and f=26GHz
Point, two resonance frequencies of 6GHz and 26GHz of generation, the pole to be worked respectively in C-band and K-band, while in the two frequencies
Change mode is line polarization wave.When feeding from the feeding point 1 in coaxial one 6 pairs of directions x of line interface, the direction x line polarization wave is generated,
When feeding from the feeding point 27 in coaxial 29 pairs of directions y of line interface, the direction y line polarization wave is generated, both line polarization waves are mutual
Vertically, it does not interfere with each other, can satisfy the work of 5G system in the demand of medium-high frequency section.This fed by coaxial probe and generate double frequency
The simple easy processing of method, and two resonance frequency sizes can be adjusted by adjusting the side length of inside and outside patch.
Compared with prior art, the beneficial effects of the present invention are:
1) double frequency that the microstrip antenna of existing monolithic patch two-band is realized, separation of two frequencies difference comparsion is small, and this hair
It is bright to may be implemented to realize two frequencies in a patch；
2) existing technology realizes that the feeding classification of the microstrip antenna of double frequency is complicated, is unfavorable for large-scale processing, the present invention
Using coaxial feed, processing and manufacturing mode is simple, is convenient for large-scale production；
3) prior art realizes that dual-polarized mode is needed through complicated mixing feeding network, and the present invention is feeding point
It is placed on mutually perpendicular position, that is, can produce the mutually perpendicular line polarization wave of polarization direction.
Detailed description of the invention
Fig. 1 (a) is the front view of the invention fed from the direction x；
Fig. 1 (b) is the side view of the invention fed from the direction y；
Fig. 1 (c) is the side view of the invention fed from the direction x；
Fig. 2 is the S11 (f=6GHz) provided by the present invention fed from the direction x；
Fig. 3 is the face the E directional diagram (f=6GHz) provided by the present invention fed from the direction x；
Fig. 4 is the face the H directional diagram (f=6GHz) provided by the present invention fed from the direction x；
Fig. 5 is the theta=30 ° of cross-wise direction figure (f=6GHz) provided by the present invention fed from the direction x；
Fig. 6 is the S11 (f=26GHz) provided by the present invention fed from the direction x；
Fig. 7 is the face the E directional diagram (f=26GHz) provided by the present invention fed from the direction x；
Fig. 8 is the face the H directional diagram (f=26GHz) provided by the present invention fed from the direction x；
Fig. 9 is the theta=30 ° of cross-wise direction figure (f=26GHz) provided by the present invention fed from the direction x.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；
Below in conjunction with drawings and examples, the present invention is further elaborated.
Embodiment 1
For across the frequency band double-frequency dual-polarization radiating unit of single layer patch type microwave and millimeter wave of 5G mobile communication, figure is please referred to
1 (a), Fig. 1 (b), Fig. 1 (c), including radiation patch 1, dielectric plate 2, metal floor 3, coaxial probe 1, coaxial probe 28,
Coaxial line interface 1, coaxial line interface 29；Wherein the radiation patch 1 is overlying on 2 upper surface of dielectric plate, the metal floor
3 are covered in 2 lower surface of dielectric plate, and coaxial probe 1, which passes through dielectric plate 2 and is connected in radiation patch 1, forms feeding point
One 4, and small disc is dug out in metal floor 3, coaxial line interface 1 is formd with coaxial probe 5；Coaxial probe 28 passes through electricity
Dielectric-slab 2 is simultaneously connected to formation feeding point 27 in radiation patch 1, and digs out small disc in metal floor 3, with coaxial probe 28
Form coaxial line interface 29；The radiation patch 1 includes a high frequency patch and a low frequency patch；The high frequency patch is in
Low frequency patch inner ring is attached between the high frequency patch and low frequency patch by several small micro-band branch.
In the present embodiment, the high frequency patch is square patch, and the low frequency patch is ring square patch；It is wherein high
The side length L1 of frequency patch is 3.28mm, and the outer side length L2 of low frequency patch is 10.54mm, and interior side length L3 is 4.2mm.
In the present embodiment, it is attached between the high frequency patch and low frequency patch using small micro-band branch, it is described small micro-
Band minor matters broadband is 0.2mm, and quantity is 4n, wherein for the positive integer more than or equal to 1.
In the present embodiment, the dielectric plate 5 is PCB dielectric plate, specially dielectric constant 4.5, and thickness H is 1.5mm
TP medium substrate.
In the present embodiment, the setting of feeding point 1 is in X-direction, and the feeding point 27 is arranged in the Y direction, feeding point one
4 and feeding point 27 be simultaneously operable, can also work independently, one 4 pairs of radiation patch 1 of feeding point are fed, and radiate X-direction linear polarization
Wave, 27 pairs of radiation patch 1 of feeding point are fed, and radiate Y-direction line polarization wave.
In the present embodiment, the radiating element radiation frequency is 6GHz and 26GHz, and height radiation frequency difference reaches
20GHz。
In the present embodiment, probe is located at the edge 4 of interior small square, and position is apart from square patch central point
1.46mm.The small micro-band branch being connected between two patches feeds ring square, and low frequency 6GHz is enable to have obtained
Impedance matching.
Under normal circumstances, the size of substrate is that twice of size of patch can make radiation patch radiation good, direction
Scheme relatively good.And two frequency phase-differences of high frequency 26GHz and low frequency 6GHz are farther out, small square (side length 3.28mm) and ring square
The size difference of (side length 10.54mm) is bigger.If so substrate size use ring square dimensions twice (side length for
20mm), then the directional diagram of high frequency 26GHz can be made to be distorted, be unfavorable for for communicating aspect.
Simulation result can achieve -20dB in the S11 of f=6GHz, as shown in Fig. 2, and this resonance frequency directional diagram
The directional diagram of the face maximum gain 4.65dB, E (face xz) cross-wise direction is as shown in figure 3, the face H (face yz) directional diagram such as Fig. 4, theta
=30 ° of cross-wise direction figures are as shown in Figure 5；
It can achieve -21dB in the S11 of f=26GHz, as shown in fig. 6, and this resonance frequency directional diagram maximum gain
The directional diagram of the face 7.8dB, E (face xz) cross-wise direction as shown in fig. 7, the face H (face xy) directional diagram as shown in figure 8, theta=30 °
Cross-wise direction figure is as shown in Figure 9.Such case is to generate the linear polarization in the direction x for feed in the x direction, when feed
The position of point is when being placed on the corresponding position in the direction y, then generates the linear polarization in the direction y, antenna pattern in the direction x feed
Directional diagram is similar.
The present invention realizes across the frequency band double-frequency spoke of two frequency phase-difference 20GHz using a kind of single layer patch of new construction
It penetrates.Two radiation frequencies that monolithic Dual-frequency Patch Antennas before generates are closer, and are generated using the patch of two pieces of separation
Carry out a remote resonance frequency apart, then needs multilayer dielectricity and use complicated feeding network, by the base station extreme influence 5G institute
Need miniaturization, high efficiency and the low cost of array antenna.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811216312.0A CN109301486B (en) | 2018-10-18 | 2018-10-18 | Single-layer patch type microwave millimeter wave cross-frequency-band dual-polarized radiation unit for 5G mobile communication |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811216312.0A CN109301486B (en) | 2018-10-18 | 2018-10-18 | Single-layer patch type microwave millimeter wave cross-frequency-band dual-polarized radiation unit for 5G mobile communication |
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| CN109301486B CN109301486B (en) | 2024-01-05 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247180A (en) * | 2019-06-24 | 2019-09-17 | 华南理工大学 | The big frequency of compact covering sub-6G and 60GHz a kind of compares dual-band antenna |
| CN110829006A (en) * | 2019-10-15 | 2020-02-21 | 北京理工大学 | A fully polarized antenna and design method for realizing polarization mode switching by frequency scanning |
| CN111048901A (en) * | 2019-12-19 | 2020-04-21 | 广东工业大学 | A microwave and millimeter-wave cross-band dual-frequency dual-polarized microstrip radiation unit |
| CN112054289A (en) * | 2020-09-07 | 2020-12-08 | 青岛海信移动通信技术股份有限公司 | Electronic device |
| CN113054425A (en) * | 2021-03-17 | 2021-06-29 | 东南大学 | Millimeter wave dual-frequency dual-polarization filtering antenna |
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| CN102148428A (en) * | 2011-02-22 | 2011-08-10 | 中国电子科技集团公司第二十六研究所 | Miniature high-gain single-feed-point dual-band dual-polarized microstrip antenna |
| US20160197406A1 (en) * | 2015-01-06 | 2016-07-07 | Kabushiki Kaisha Toshiba | Dual-polarized antenna |
| CN106785393A (en) * | 2016-12-19 | 2017-05-31 | 中国电子科技集团公司第二十研究所 | A kind of double frequency based on plane single pole sub antenna lobe millimeter wave micro-strip antenna wide |
| CN108336491A (en) * | 2018-04-02 | 2018-07-27 | 安徽大学 | Dual-frequency dual-polarization laminated patch antenna based on microstrip balun feed and design method thereof |
| CN209104370U (en) * | 2018-10-18 | 2019-07-12 | 广东工业大学 | Across the frequency band double-frequency dual-polarization radiating unit of single layer patch type microwave and millimeter wave for 5G mobile communication |
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| CN102148428A (en) * | 2011-02-22 | 2011-08-10 | 中国电子科技集团公司第二十六研究所 | Miniature high-gain single-feed-point dual-band dual-polarized microstrip antenna |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247180A (en) * | 2019-06-24 | 2019-09-17 | 华南理工大学 | The big frequency of compact covering sub-6G and 60GHz a kind of compares dual-band antenna |
| CN110247180B (en) * | 2019-06-24 | 2024-02-06 | 华南理工大学 | Compact type large-frequency-ratio dual-frequency antenna covering sub-6G and 60GHz |
| CN110829006A (en) * | 2019-10-15 | 2020-02-21 | 北京理工大学 | A fully polarized antenna and design method for realizing polarization mode switching by frequency scanning |
| CN110829006B (en) * | 2019-10-15 | 2020-12-29 | 北京理工大学 | A fully polarized antenna and design method for realizing polarization mode switching by frequency scanning |
| CN111048901A (en) * | 2019-12-19 | 2020-04-21 | 广东工业大学 | A microwave and millimeter-wave cross-band dual-frequency dual-polarized microstrip radiation unit |
| CN111048901B (en) * | 2019-12-19 | 2024-04-09 | 广东工业大学 | A microwave and millimeter wave cross-band dual-frequency dual-polarization microstrip radiating unit |
| CN112054289A (en) * | 2020-09-07 | 2020-12-08 | 青岛海信移动通信技术股份有限公司 | Electronic device |
| CN112054289B (en) * | 2020-09-07 | 2022-12-06 | 青岛海信移动通信技术股份有限公司 | Electronic device |
| CN113054425A (en) * | 2021-03-17 | 2021-06-29 | 东南大学 | Millimeter wave dual-frequency dual-polarization filtering antenna |
| CN113054425B (en) * | 2021-03-17 | 2022-10-14 | 东南大学 | Millimeter wave dual-frequency dual-polarization filtering antenna |
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| CN109301486B (en) | 2024-01-05 |
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