CN110323551A - A kind of patch radiating element - Google Patents
A kind of patch radiating element Download PDFInfo
- Publication number
- CN110323551A CN110323551A CN201810292878.5A CN201810292878A CN110323551A CN 110323551 A CN110323551 A CN 110323551A CN 201810292878 A CN201810292878 A CN 201810292878A CN 110323551 A CN110323551 A CN 110323551A
- Authority
- CN
- China
- Prior art keywords
- patch
- radiating element
- reflecting plate
- matching network
- radiation patch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/104—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
Present invention discloses a kind of patch radiating elements, including reflecting plate and the radiating element being mounted on reflecting plate one side, radiating element includes a radiation patch, feed Balun and matching network, radiation patch is electrically connected by feed Balun with matching network, matching network is fixed on reflecting plate, radiation patch is in the curved-surface structure to arch upward to separate reflecting plate direction, and a line of rabbet joint is at least opened up in radiation patch.The present invention uses curved surface conformal and the structure of surface fluting, and the bandwidth of operation of antenna can be effectively broadened under the premise of reducing radiating element width.
Description
Technical field
The present invention relates to a kind of mobile communication fields, are applied to aerial network system, are used as base station more particularly, to one kind
The patch radiating element of antenna.
Background technique
With the fast development of the communications industry, the requirement to antenna performance is higher and higher.It is required that antenna is in a limited space,
Still there are good pattern characteristics in very wide frequency range.So the hot spot studied at present concentrates on the side such as broadband, miniaturization
Face.
Wherein microstrip antenna has small in size, light-weight, at low cost, the series of advantages such as is easily integrated, in miniaturization day
On line, there is unique place, thus has been widely used quickly since coming out.But there are following for existing paster antenna
Some problems: 1, general relative band is relatively narrow, and size is big, cannot achieve wideband, the ultra-wideband requirement of current mobile communications, and 2, big
Most paster antennas are only to half space radiation, 3, be generally printed on high dielectric substrate, it is understood that there may be surface wave, power capacity compared with
It is low.
Therefore it provides a kind of patch radiating element for effectively improving the beamwidth of antenna in the limited situation of size actually must
It wants.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, providing one kind can have under the premise of reducing antenna size
The patch radiating element of the bandwidth of operation of effect broadening antenna.
To achieve the above object, the present invention the following technical solutions are proposed: a kind of patch radiating element comprising reflecting plate and
The radiating element being mounted on reflecting plate one side, the radiating element include a radiation patch, feed Balun and matching network,
The radiation patch is electrically connected by feed Balun with matching network, and the matching network is fixed on reflecting plate, the radiation
Patch is in the curved-surface structure to arch upward to separate reflecting plate direction, and a line of rabbet joint is at least opened up in the radiation patch.
Preferably, hollow installation space, the matching network and portion are formed between the radiation patch and reflecting plate
Feed Balun is divided to be located in the installation space.
Preferably, plane is parallel with plane where reflecting plate where the matching network, plane where the feed Balun
It is vertical with plane where matching network, and one end is fixed on matching network, the other end is pierced by the radiation patch.
Preferably, the feed Balun is worn far from a feed protrusion, the feed protrusion is formed on one end of matching network
The radiation patch out, the feed Balun form feeding circuit with radiation patch, matching network by the feed protrusion.
Preferably, the radiation patch includes parallel the first radiating surface of plane where with reflecting plate, from the first radiating surface
Two side ends respectively to the second radiating surface being bent to form close to reflecting plate direction, and from the lower end of second radiating surface to leaning on
The third radiating surface that near reflex plate direction is bent to form.
Preferably, two parallel line of rabbet joint are laterally set on first radiating surface.
Preferably, the other side of the reflecting plate is also provided with a radiating element, and the patch radiating element further includes
An at least coupling piece is coupled between two radiating elements or direct-connected by the coupling piece, is reached and is improved impedance matching band
Wide effect.
Preferably, the radiation patch of the both ends of the coupling piece and respective side is directly welded.
Preferably, one end of the coupling piece and the radiation patch of respective side are directly welded, the spoke of the other end and respective side
Penetrate patch coupling.
Preferably, the both ends of the coupling piece are coupled with the radiation fin of respective side.
Preferably, the both ends of the coupling piece are separately connected the third radiating surface of the radiation patch of respective side.
Preferably, it is electrically connected between two matching networks of reflecting plate two sides by passing through the U-shaped adapter of reflecting plate.
Preferably, the curved-surface structure that the radiation patch is formed is at least circular arc camber, rectangular curved surface, oval calotte, loudspeaker
One of curved surface.
Preferably, the radiation patch is air patch.
The beneficial effects of the present invention are:
1, radiation patch of the invention is designed as that curved surface is conformal and the structure of surface fluting, has greatly broadened bandwidth of operation
The miniaturization of radiating element is also achieved, can satisfy wideband demand；Simultaneously because meander (slot) technology and coupling arm
It is added so that matching and directional diagram performance are advanced optimized.
2, the identical radiating element in reflecting plate two sides of the present invention design, two radiating elements are in reflecting plate two sides back to antiform
At one group of chip unit battle array, it can be achieved that space omnidirectional radiation.
3, coupled patch of the present invention adds the form of metal patch to improve power capacity to a certain extent using air.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of patch radiating element of the present invention；
Fig. 2 is the side structure schematic view of Fig. 1；
Fig. 3 is the configuration schematic diagram of patch radiating element of the present invention；
Fig. 4 is the structural schematic diagram of radiation patch of the present invention；
Fig. 5 is the overlooking structure diagram of the single radiating element of patch assembly of radiating elements of the present invention；
Fig. 6 is the schematic cross-sectional view in the direction A-A in Fig. 5.
Appended drawing reference:
100, reflecting plate, 101, switching slot, 200, radiating element, 201, radiation patch, 202, feed Balun, 203, matching
Network, the 204, first radiating surface, the 205, second radiating surface, 206, third radiating surface, 207, the line of rabbet joint, 208, feed protrusion, 209,
Through-hole, 300, installation space, 400, coupling piece, 500, U-shaped adapter.
Specific embodiment
Below in conjunction with attached drawing of the invention, clear, complete description is carried out to the technical solution of the embodiment of the present invention.
A kind of disclosed patch radiating element can subtract using curved surface is conformal and the structure of surface fluting
The bandwidth of operation that antenna is effectively broadened under the premise of small radiating element width, can satisfy wideband demand.
In conjunction with shown in FIG. 1 to FIG. 3, a kind of revealed patch radiating element of the embodiment of the present invention, including reflecting plate 100 and
Two radiating elements 200 being symmetrically arranged on 100 tow sides of reflecting plate, each radiating element 200 include a radiation patch
201, feed Balun 202 and matching network 203, radiation patch 201 are electrically connected by feed Balun 202 with matching network 203,
Distribution network 203 is fixed on reflecting plate 100.
Specifically, as shown in Figure 3 and Figure 4, radiation patch 201 is whole in the curved surface to arch upward to separate 100 direction of reflecting plate
Structure, with formed can curved surface it is conformal (as and antenna cover) radiating element, it is conformal by curved surface, radiating element can be reduced
Width, so that the present invention can effectively broaden the bandwidth of operation of antenna under the premise of reducing radiating element width.
In the present embodiment, as shown in figure 4, radiation patch 201 includes the first radiating surface 204 of one, the second radiating surface 205
With third radiating surface 206, wherein the first radiating surface 204 is located at the top of reflecting plate 100 and puts down with 100 place plane of reflecting plate
Row, the second radiating surface 205 are bent to form to close to 100 direction of reflecting plate respectively from the two side ends of the first radiating surface 204, third spoke
206 faces are penetrated to be bent to form from the lower end of the second radiating surface 205 to close to 100 direction of reflecting plate.
When implementing certainly, circular arc camber, rectangular curved surface, oval calotte or loudspeaker curved surface etc. is also can be selected in radiation patch 201
The curved surface of other shapes substitutes, different and different according to the curve form of object conformal therewith.And in the present embodiment, spoke
Penetrating patch 201 is air patch, and coupled patch 201 is added the form of metal patch using air, is readily produced and can reduce
Antenna overall weight, and power capacity is improved to a certain extent.
Preferably, as shown in figure 4, also setting up at least one line of rabbet joint 207 in radiation patch 201, which can be more
Kind of form, such as linear, curved shape, various forms of meander features (opening up the line of rabbet joint) are etched in radiation patch 201, it can
To further increase bandwidth and miniaturization.Specifically, in the present embodiment, on the first radiating surface 204 of radiation patch 201 laterally
Two parallel line of rabbet joint 207 are set.The addition of meander feature in radiation patch 201 is so that antenna match and directional diagram, stay
Wave debugging performance is advanced optimized.
As shown in Figure 1, being formed with hollow installation space 300, matching network between radiation patch 201 and reflecting plate 100
203 and part feed Balun 202 be located in the installation space 300.Specifically, matching network 203 is fixed on reflecting plate 100,
And 203 place plane of matching network is parallel with 100 place plane of reflecting plate.When implementation, matching network 203 can be by solid accordingly
Determine structure (not shown) to fix, as screw is fixed.
202 place plane of feed Balun is then vertical with 203 place plane of matching network, and one end is fixed on matching network
On 203, it can such as be fixed by welding manner；The other end is then pierced by radiation patch 201, specifically, referring to figs. 1 and 2, feedback
Electric balun 202 forms at least one feed protrusion 208, the feedback on one end (other end i.e. here) far from matching network 203
Electric protrusion 208 is pierced by radiation patch 201.In the present embodiment, offers in radiation patch 201 and lead to for what feed protrusion 208 was pierced by
Hole 209, feed protrusion 208 are pierced by radiation patch 201 by the through-hole 209.The present embodiment is arranged one in feed Balun 202
Feed protrusion 208, in this way, feed Balun 202 by the feed protrusion 208 and radiation patch 201, matching network 203 between can
Form feeding circuit all the way.When implementation, matching network 203 and feed Balun 202 can be pcb board.
Two radiating elements 200 are symmetrical arranged the omnidirectional radiation, it can be achieved that space in the two sides of reflecting plate 100.And two
Coupling or direct-connected between radiating element 200, in the present embodiment, two radiating elements 200 are coupled or direct-connected by coupling piece 400,
Specifically, in conjunction with shown in FIG. 1 to FIG. 3, four coupling pieces 400 are arranged in the present embodiment, and the both ends of each coupling piece 400 are separately connected
The third radiating surface 206 of the radiation patch 201 of respective side, when it is implemented, the radiation of the both ends of coupling piece 400 and respective side is pasted
Piece 201 can be welded directly；It can also directly be welded with the radiation patch 201 of one end and respective side, the other end and respective side
Radiation patch 201 couples；It can also be coupled with the both ends of coupling piece 400 with the radiation patch 201 of respective side；It can be with coupling piece
400 extend and the integrated molding of radiation patch 201, the radiation patch of the other end and the other side from the side of radiation patch 201
201 directly weld or couple.The present invention is in 100 two sides of reflecting plate, one group of chip unit battle array of back-to-back formation, it can be achieved that space is complete
To radiation, and the structure (being realized by coupling piece) of back-to-back shared coupling arm, conducive to the matching and directional diagram spoke for improving antenna
Penetrate characteristic.
In addition, being electrically connected between upper and lower two matching networks 203, in the present embodiment, lead between two matching networks 203
U-shaped adapter 500 is crossed to be electrically connected.Specifically, it in conjunction with shown in Fig. 3, Fig. 5 and Fig. 6, is offered on reflecting plate 100 for U-shaped switching
The switching slot 101 that part 500 passes through, U-shaped adapter 500 pass through the switching slot 101, and one end is electrically connected with upper matching network 203,
The other end is electrically connected with lower matching network 203, so that two matching networks 203 of 100 two sides of reflecting plate be connected.This hair
U-shaped 500 structure of adapter for the switching of upper and lower two parts matching network 203 of bright use, enormously simplifies upper layer and lower layer
The connection complexity of matching network 203, while guaranteeing good electric property.
As interchangeable another embodiment, multiple above-mentioned radiating elements 200 can also be set in the side of reflecting plate 100,
Identical as above-mentioned 200 structure of radiating element, radiation patch 201 is that curved surface is conformal or planar structure, specifically can refer to foregoing description,
It is not described herein.In this way, identical technology may be implemented using above-mentioned common arm concept in same plane in patch radiating element
Effect.
Technology contents and technical characteristic of the invention have revealed that as above, however those skilled in the art still may base
Make various replacements and modification without departing substantially from spirit of that invention, therefore, the scope of the present invention in teachings of the present invention and announcement
It should be not limited to the revealed content of embodiment, and should include various without departing substantially from replacement and modification of the invention, and be this patent Shen
Please claim covered.
Claims (11)
1. a kind of patch radiating element comprising reflecting plate and the radiating element being mounted on reflecting plate one side, the radiation
Unit includes a radiation patch, feed Balun and matching network, and the radiation patch is electrically connected by feed Balun and matching network
It connects, the matching network is fixed on reflecting plate, which is characterized in that the radiation patch is in arch upward to far from reflecting plate direction
Curved-surface structure, and a line of rabbet joint is at least opened up in the radiation patch.
2. patch radiating element according to claim 1, which is characterized in that plane and reflecting plate where the matching network
Place plane is parallel, and plane is vertical with plane where matching network where the feed Balun, and one end is fixed on pair net
On network, the other end is pierced by the radiation patch.
3. patch radiating element according to claim 2, which is characterized in that the feed Balun far from matching network one
A feed protrusion is formed on end, the feed protrusion is pierced by the radiation patch, and the feed Balun passes through the feed protrusion
Feeding circuit is formed with radiation patch, matching network.
4. patch radiating element according to claim 1, which is characterized in that the radiation patch include and reflecting plate where
The first parallel radiating surface of plane, the second spoke being bent to form respectively to close reflecting plate direction from the two side ends of the first radiating surface
Face is penetrated, and from the lower end of second radiating surface to the third radiating surface being bent to form close to reflecting plate direction.
5. patch radiating element according to claim 4, which is characterized in that be laterally arranged two on first radiating surface
The parallel line of rabbet joint.
6. patch radiating element according to claim 4, which is characterized in that the other side of the reflecting plate is also provided with an institute
Radiating element is stated, the patch radiating element further includes an at least coupling piece, passes through the coupling between two radiating elements
Piece coupling or direct-connected is closed, realizes space omnidirectional radiation.
7. patch radiating element according to claim 6, which is characterized in that the both ends of the coupling piece and the spoke of respective side
Patch is penetrated directly to weld.
8. patch radiating element according to claim 6, which is characterized in that one end of the coupling piece and the spoke of respective side
It penetrates patch directly to weld, the other end is coupled with the radiation patch of respective side.
9. patch radiating element according to claim 6, which is characterized in that the both ends of the coupling piece and the spoke of respective side
Piece is penetrated to couple.
10. patch radiating element according to claim 6, which is characterized in that two matching networks of reflecting plate two sides it
Between by pass through reflecting plate U-shaped adapter be electrically connected.
11. patch radiating element according to claim 1, which is characterized in that the curved-surface structure that the radiation patch is formed
At least one of circular arc camber, rectangular curved surface, oval calotte, loudspeaker curved surface.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211474726.XA CN116154461A (en) | 2018-03-30 | 2018-03-30 | Patch radiating element |
| CN201810292878.5A CN110323551B (en) | 2018-03-30 | 2018-03-30 | Patch radiating element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810292878.5A CN110323551B (en) | 2018-03-30 | 2018-03-30 | Patch radiating element |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211474726.XA Division CN116154461A (en) | 2018-03-30 | 2018-03-30 | Patch radiating element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110323551A true CN110323551A (en) | 2019-10-11 |
| CN110323551B CN110323551B (en) | 2023-05-26 |
Family
ID=68112240
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211474726.XA Pending CN116154461A (en) | 2018-03-30 | 2018-03-30 | Patch radiating element |
| CN201810292878.5A Active CN110323551B (en) | 2018-03-30 | 2018-03-30 | Patch radiating element |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211474726.XA Pending CN116154461A (en) | 2018-03-30 | 2018-03-30 | Patch radiating element |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN116154461A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111430931A (en) * | 2020-04-01 | 2020-07-17 | 武汉虹信通信技术有限责任公司 | Radiation sheet for broadband antenna and broadband antenna |
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2018
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| EP1371112A1 (en) * | 2001-03-21 | 2003-12-17 | Microface Co. Ltd | Waveguide slot antenna and manufacturing method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110323551B (en) | 2023-05-26 |
| CN116154461A (en) | 2023-05-23 |
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Address after: 215345 No. 6 Shen'an Road, Dianshan Lake Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: Rosenberg Technology Co.,Ltd. Address before: 215300 No.6 Shen'an Road, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Applicant before: ROSENBERGER TECHNOLOGY ( KUNSHAN) Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 215300 No.6 Shen'an Road, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: ProLogis Communication Technology (Suzhou) Co.,Ltd. Address before: 215345 No. 6 Shen'an Road, Dianshan Lake Town, Kunshan City, Suzhou City, Jiangsu Province Applicant before: Rosenberg Technology Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |