CN110233333A - From decoupling antenna - Google Patents
From decoupling antenna Download PDFInfo
- Publication number
- CN110233333A CN110233333A CN201910348316.2A CN201910348316A CN110233333A CN 110233333 A CN110233333 A CN 110233333A CN 201910348316 A CN201910348316 A CN 201910348316A CN 110233333 A CN110233333 A CN 110233333A
- Authority
- CN
- China
- Prior art keywords
- antenna
- decoupling
- microstrip line
- radiation patch
- antenna element
- 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.)
- Pending
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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
- H01Q1/48—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
- 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
-
- 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
- H01Q1/523—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas between antennas of an array
-
- 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
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
Abstract
The present invention provides a kind of from decoupling antenna, certainly the decoupling antenna includes earth plate, at least one antenna element, the antenna element includes radiation patch and microstrip line, the earth plate and the antenna element, which are mutually folded, to be set and is spaced setting, a rectangular fluting with opening is opened up in the radiation patch, one end of the microstrip line is connected to the slot bottom of the rectangular fluting through described be open, and the other end of the microstrip line is connected to feed.It is provided by the invention a kind of from decoupling antenna, there is the rectangular fluting being open and in the slot bottom of rectangular fluting connection microstrip line by opening up one in radiation patch, without introducing additional decoupling element or circuit, the coupling being effectively removed between multiple antennas obtains wider isolation bandwidth.
Description
Technical field
The present invention relates to antenna technical fields, more particularly to a kind of decoupling antenna certainly.
Background technique
In recent years, multi-antenna technology is not in order to meet to higher transmission rate and higher-quality communication requirement
It is more and more important in the wireless communication come.However, coupling between each antenna seriously affects since communication equipment space is limited
Communication quality.
In order to reduce the coupling between antenna, the method taken in the prior art is broadly divided into two major classes；The first kind is suppression
Electric current in system or weak antenna element, such methods include that Meta Materials are added between being used in antenna element to inhibit surface wave, in day
It cracks to form defect ground structure and form floor electric current on the earth plate of line and hinder, to realize the uncoupling between antenna.The
Two classes are by introducing the original coupling of the coupling counters of extra path, to realize the uncoupling between antenna.Such methods
Including parasitic antenna is added between antennas, with the original coupling of the energy offset antenna coupled on parasitic antenna；Connected with circuit
Antenna element is connect, thus the coupling energy in the energy on circuit between antenna.In first kind method, metamaterial structure is added
It is that antenna structure is excessively complicated, is not easy technique processing and manufacturing, and the isolation narrower bandwidth of antenna, and defect ground structure can dislike
Change the front and back ratio of aerial radiation, and increases the complexity of antenna structure.Parasitic and neutralization line is introduced in second class method to increase
The complexity of structure is added, and isolation effect is unobvious.
Summary of the invention
The main purpose of the present invention is to provide a kind of from decoupling antenna, it is intended to which solution needs to design complexity in the prior art
Antenna structure come the problem of obtaining preferable antenna isolation effect,
To achieve the above object, the present invention provides a kind of from decoupling antenna, it is described from decoupling antenna include earth plate, at least
One antenna element, the antenna element include radiation patch and microstrip line, and the earth plate and the antenna element are mutually folded
And if interval is arranged, and a rectangular fluting with opening is opened up in the radiation patch, is opened described in one end warp of the microstrip line
Mouth is connected to the slot bottom of the rectangular fluting, and the other end of the microstrip line is connected to feed.
Optionally, the distance between the cell wall of two sides on the length direction of the microstrip line and the rectangular fluting
It is equal.
Optionally, the length of the microstrip line is greater than the groove depth of the rectangular fluting.
Optionally, the antenna of decoupling certainly further includes medium substrate and feed connector, and the radiation patch connects with described
Floor is divided into the different surfaces of the medium substrate；One end of the microstrip line is connect with the feed connector, is given an account of
Through-hole is offered on matter substrate, the feed connector passes through the through-hole and is connected to feed.
Optionally, the feed connector includes probe and coaxial cable, and one end of the probe is connected to the micro-strip
Line extends one end outside rectangular fluting, and the other end of the probe is connected to the inner conductor of the coaxial cable, described coaxial
The outer conductor of cable is connected to the earth plate.
Optionally, the tie point of the probe and the microstrip line is located at the central axes of the length direction of the microstrip line
On.
Optionally, the tie point of the probe and the microstrip line deviates the microstrip line and extends end outside rectangular fluting
The edge in portion.
Optionally, the radiation patch is rectangular, round or polygon.
Optionally, the middle line across slot bottom of the rectangular fluting is overlapped with the central axes of the radiation patch.
Optionally, it is described from decoupling antenna include at least three antenna elements, between the adjacent antenna element away from
From equal.
It is provided by the invention a kind of from decoupling antenna, by opening up a rectangular fluting with opening in radiation patch,
And multiple antennas is effectively removed without introducing additional decoupling element or circuit in the slot bottom of rectangular fluting connection microstrip line
Between coupling, obtain wider isolation bandwidth.
Detailed description of the invention
Fig. 1 is front view of the present invention from decoupling antenna；
Fig. 2 is stereoscopic schematic diagram of the present invention from decoupling antenna；
Fig. 3 is stereoscopic schematic diagram from decoupling antenna of the present invention comprising medium substrate；
Fig. 4 is side view from decoupling antenna of the present invention comprising medium substrate；
Fig. 5 is that the structure of certainly decoupling antenna of the present invention comprising medium substrate disassembles schematic diagram；
Fig. 6 is structural schematic diagram from decoupling antenna of the present invention comprising two antenna elements；
Fig. 7 is return loss and isolation figure from decoupling antenna of the present invention comprising two antenna elements；
Fig. 8 is the echo damage of individual antenna from decoupling antenna at different conditions of the present invention comprising two antenna elements
The comparison diagram of consumption and the return loss of two antennas；
Fig. 9 is the decoupling day certainly of single antenna antenna pattern and the present invention comprising two antenna elements at different conditions
The comparison diagram for the antenna pattern that individual antenna motivates in line；
Figure 10 is structural schematic diagram from decoupling antenna of the present invention comprising four antenna elements；
Figure 11 is return loss and isolation parametric plot from decoupling antenna of the present invention comprising four antenna elements.
Drawing reference numeral explanation:
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can
It to be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution occurs
Conflicting or cannot achieve when, will be understood that the combination of this technical solution is not present, also not the present invention claims protection model
Within enclosing.
Referring to Fig.1, Fig. 1 is provided by the invention a kind of from the front view for decoupling antenna, wherein described from decoupling antenna 1
It include: earth plate 20, at least one antenna element 10, the antenna element 10 includes radiation patch 11, microstrip line 12, described to connect
Floor 20 and radiation patch 11, which are mutually folded, sets and is spaced setting, and one is opened up in the radiation patch 11, and there is the rectangular of opening to open
One end of slot, the microstrip line 12 is connected to the slot bottom of the rectangular fluting, the other end of the microstrip line 12 through described be open
It is connected to feed.Wherein, radiation patch 11 can be round, rectangular or polygon.
It is provided by the invention a kind of from decoupling antenna, the rectangular fluting at edge is extended to simultaneously by opening up in radiation patch
Connect microstrip line in the slot bottom of rectangular fluting, without introducing additional decoupling element or circuit, be effectively removed multiple antennas it
Between coupling, obtain wider isolation bandwidth.
Four support columns can be respectively set by four corners in radiation patch 11 in one embodiment referring to Fig. 2
30 are supported in radiation patch 11 on earth plate 20, and one end of support column 30 connects earth plate 20, and the other end connects microstrip line 12,
Connection type can be bonding, snap connection or be fixedly connected using nail；Simultaneously by being respectively set at the both ends of microstrip line 12
Microstrip line 12 is supported on earth plate 20 by one support column 30 and a feed connector 40, and feed connector 40 connects micro-strip
Line 12, earth plate 20 and feed (feed not drawn in the figure).
As shown in figure 3, further including medium substrate 50 and feed connector 40, spoke from antenna 1 is decoupled in another embodiment
The one side that patch 11 is set to medium substrate 50 is penetrated, earth plate 20 is set to the another side of medium substrate 50；On medium substrate 50
Offer through-hole 501, the other end of microstrip line 12 passes through through-hole 501 and connect (feed not drawn in the figure) with feed.It needs
Bright, earth plate 20 is metal ground plate and the one side for being paved with medium substrate 50.
Optionally, as shown in Figure 4, Figure 5, feed connector 40 include probe 420 and coaxial cable 410, the one of probe 420
End is connected to microstrip line 12 and extends one end outside rectangular fluting, the other end of probe 420 be connected to shaft cable 410 in lead
Body 411, the outer conductor 412 of coaxial cable 410 are connected to earth plate 20, offer on earth plate 20 and pass through for coaxial cable 410
Through-hole 201.
Further, in order to make the homogeneous current distribution on microstrip line, the tie point of probe 420 and microstrip line 12 is located at micro-
On the central axes of length direction with line 12.
Similarly, feed connector can be sub-miniature A connector, and the inner conductor and microstrip line of sub-miniature A connector extend rectangular fluting
Outer one end connection, the outer conductor of sub-miniature A connector are connect with earth plate.
Further, the tie point of probe 420 and microstrip line 12 deviates from one outside 12 side's of extending row of microstrip line fluting
The tie point at end, i.e. probe 420 and microstrip line 12 has a certain distance away from 12 end of microstrip line, this distance facilitates antenna
It matches and influences the peripherad coupled field of microstrip line.
In another embodiment, as shown in fig. 6, there are two antenna elements for setting from the medium substrate 50 of decoupling antenna 1
10a and 10b, each antenna element include a radiation patch 11 and a microstrip line 12；Earth plate 20 be metal ground plate simultaneously
It is paved with the one side of medium substrate 50；A rectangular fluting with opening is offered in each radiation patch, corresponding microstrip line
One end is connected to the slot bottom of rectangular fluting via opening, and the other end extends to outside rectangular fluting and is connected to feed.It needs to illustrate
, two microstrip lines can be respectively connected to mutually independent two feeds, can also be commonly connected to by feeding network
One feed.
Before application of the present invention, according to common design, two antenna element of micro-strip is arranged successively on medium substrate,
Radiation patch, the micro-strip for the first antenna unit being connect with first antenna element radiation patch for first antenna element
Line, the radiation patch of second antenna element and second antenna element being connect with the radiation patch of second antenna element
Microstrip line, when the microstrip line of first antenna element and the microstrip line of second antenna element are connected to feed, due to
The energy transmitted on the microstrip line of one antenna element can be received by the microstrip line of second adjacent antenna element, lead to day
Coupling between line unit.
And in the present embodiment, for each microstrip line and radiation patch, when one end of microstrip line is connected with feed,
Electric current flows to the other end of microstrip line and rectangular fluting connection from one end of microstrip line, and electric current is via microstrip line and rectangular fluting
Junction flows in radiation patch, the current direction and microstrip line current direction near two cell wall of rectangular fluting in radiation patch
On the contrary, generating opposite coupled field in space in this way, weaken the transmission of energy between adjacent microstrip line, realizes decoupling certainly for antenna
Function.
Further, the electric field near two cell wall of rectangular fluting on the electric field and radiation patch in order to make microstrip line generation
The bigger opposite coupled field of negative function is formed, the transmission of energy between adjacent microstrip line, settable microstrip line are further weakened
Length be greater than radiation patch on rectangular fluting groove depth.
It is similar, in order to make two cell wall of rectangular fluting in radiation patch be formed about electric field symmetrically, as far as possible
Ground weakens the transmission of energy on adjacent microstrip line, can be set between two sides of microstrip line and the cell wall of rectangular fluting away from
From equal.
Further, in order to which the directional diagram for radiating radiation patch is symmetrical, settable rectangular fluting is passed through in slot bottom
Line is overlapped with the middle line of radiation patch.
In the present embodiment, the impedance bandwidth of the radiation patch of two antenna elements is set as 2.45~2.55GHz, passed through
The optimal size that simulation optimization obtains two antenna elements is equal are as follows: radiation patch is square, and side length L1 is 27.3mm；It is rectangular to open
The groove width W2 of slot is 10mm, and groove depth L2 is 7mm；The length L3 of microstrip line is 16.1mm, and width W1 is 5mm, medium
Substrate 60 with a thickness of 3.18mm, dielectric constant 2.33；501 radius of through-hole on medium substrate 50 is 0.65mm, microstrip line
On have the circular hole Chong Die with 501 projected position of through-hole, extend at a distance from one end outside rectangular fluting on the circular hole and microstrip line
L4 is 3mm；A length of 104mm of medium substrate 60, width 60mm, the centre distance of two antenna elements are that D1 is 42.8mm.
As shown in fig. 7, Fig. 7 is the return loss and isolation for decoupling antenna in the present embodiment of emulation and measurement certainly,
Wherein, the isolation between S12 the representative antennas unit 10a and antenna element 10b in figure, S11 representative antennas unit 10a's returns
Wave loss, the return loss of S22 representative antennas unit 10b, Simulated represent simulation value, and Measured represents measured value.From
It can be seen that, under the optimization of size, the peak value isolation of antenna element 10a and antenna element 10b reach 55dB, in band in figure
In wide 2.45 ~ 2.55GHz, the isolation of antenna element 10a and antenna element 10b are in 29dB or more.The data and emulation of test
Data be consistent substantially.
It is damaged as shown in figure 8, presenting the return loss of the individual antenna under different condition in figure with the echo of two antennas
The comparison of consumption.It is compared for four kinds of conditions, when one: two antenna element of condition, antenna element 10a is motivated, antenna element
10b connects 50 ohm loads；When two: two antenna element of condition, antenna element 10b is motivated, and antenna element 10a connects 50 ohm and bears
It carries；Condition three: the antenna 10b in two antenna elements is removed, the return loss of antenna element 10a is individually observed.Earth plate is kept
It is constant；Condition four: removing the antenna element 10a in two antenna elements, individually observes the return loss of antenna element 10b, ground connection
Plate remains unchanged.S22-2port in figure is the return loss plot of condition once, and S11-2port is returning under condition two
Wave damage curve, S11_left are the return loss plot under condition three, and S11_right is that the return loss under condition four is bent
Line.By comparison it can be found that the curve under the conditions of four kinds essentially coincides, show will not damaging to the echo of antenna for adjacent antenna
Consumption impacts, therefore has preferable matching anti-interference ability from decoupling antenna in the present embodiment.
As shown in figure 9, presenting decoupling in the single antenna antenna pattern and the present embodiment under different condition certainly in figure
The comparison for the antenna pattern that individual antenna motivates in double antenna.It is compared for four kinds of conditions, condition one: in double antenna,
Antenna 1 is motivated, and antenna 2 connects 50 ohm loads；Condition two: in double antenna, antenna 2 is motivated, and antenna 1 connects 50 ohm loads；
Condition three: the antenna 2 in double antenna is removed, the antenna pattern of antenna 1 is individually obtained, earth plate remains unchanged；Condition four: it moves
Except the antenna 1 in double antenna, the antenna pattern of antenna 2 is individually obtained, earth plate remains unchanged.Condition as we can see from the figure
Once the curve with the antenna pattern under condition three essentially coincides, the curve of lower and under condition four the antenna pattern of condition two
It essentially coincides, shows will not impacting to the antenna pattern of antenna for adjacent antenna, therefore go certainly in the present embodiment
Coupling antenna has preferable radiation anti-interference ability.
As shown in Figure 10, in another embodiment, from the medium substrate of decoupling antenna 1, there are four antenna elements for setting
10a, 10b, 10c and 10d, in total there are four radiation patch and four microstrip lines, one of radiation patch be corresponding with one it is micro-
Band line；Earth plate 20 is metal ground plate and the one side for being paved with medium substrate；It is offered in each radiation patch and extends to edge
Rectangular fluting, one end of corresponding microstrip line is connected to the slot bottom of rectangular fluting, and it is outer and even that the other end extends to rectangular fluting
It is connected to feed.It should be noted that four microstrip lines can be respectively connected to mutually independent four feeds, feedback can also be passed through
Electric network is commonly connected to a feed.The distance between adjacent antenna units are equal.
In the present embodiment, all antennas all are the same size.Antenna element 10a, antenna element 10b, antenna element 10c
Arranged on the basis of the center line of medium substrate with antenna element 10d in alignment, the middle heart septum of all adjacent antennas is all
It is equal, form a quaternary line array.Due to the decoupling function certainly of antenna itself, adjacent antenna, antenna element 10a and antenna
Unit 10b, antenna element 10b and antenna element 10c, isolation with higher between antenna element 10c and antenna element 10d
Degree, and non-conterminous antenna, antenna element 10a and antenna element 10c, antenna element 10b and antenna element 10d, antenna element
10a and antenna element 10d are farther due to being separated by, and have higher isolation between them.
As shown in figure 11, the return loss and isolation parameter curve from four aerial arrays of decoupling are illustrated in figure.From figure
In it can be seen that, S11 be antenna element 10a return loss plot, S22 be antenna element 10b return loss plot, S33
For the return loss plot of antenna element 10c, S44 is the return loss plot of antenna element 10d, and four return loss plots are complete
Full weight is closed, and shows will not impacting to the return loss of antenna for adjacent antenna.
In addition, S (2,3) is antenna from isolation curve of the S (1,2) between antenna element 10a and 10b in Figure 11
Isolation curve between unit 10b and 10c, isolation curve of the S (3,4) between antenna element 10c and 10d, S (1,3)
For the isolation curve between antenna element 10a and 10c, isolation curve of the S (Isosorbide-5-Nitrae) between antenna element 10a and 10d, S
(2,4) the isolation curve between antenna element 10b and 10d, it can be seen that isolation between all antennas all 29dB with
On, therefore have preferable anti-interference ability and high isolation from decoupling antenna element in the present embodiment.
It is to be appreciated that the present invention is also used in large-scale antenna array.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the design of invention, using equivalent transformation made by description of the invention and accompanying drawing content, or directly/it is used in other phases indirectly
The technical field of pass is included in scope of patent protection of the invention.
Claims (10)
1. a kind of from decoupling antenna, which is characterized in that the antenna of decoupling certainly includes earth plate, at least one antenna element, institute
Stating antenna element includes radiation patch and microstrip line, and the earth plate and the antenna element, which are mutually folded, sets and be spaced setting, institute
It states and opens up a rectangular fluting with opening in radiation patch, one end of the microstrip line is connected to described rectangular through the opening
The other end of the slot bottom of fluting, the microstrip line is connected to feed.
2. as described in claim 1 from decoupling antenna, which is characterized in that two sides on the length direction of the microstrip line
The distance between the cell wall of the rectangular fluting is equal.
3. as described in claim 1 from decoupling antenna, which is characterized in that the length of the microstrip line is greater than the rectangular fluting
Groove depth.
4. as described in claim 1 from decoupling antenna, which is characterized in that the antenna of decoupling certainly further includes medium substrate and feedback
Source connector, the radiation patch and the earth plate are divided into the different surfaces of the medium substrate；The one of the microstrip line
End connect with the feed connector, offers through-hole on the medium substrate, the feed connector across the through-hole and
It is connected to feed.
5. as claimed in claim 4 from decoupling antenna, which is characterized in that the feed connector includes probe and coaxial electrical
Cable, one end of the probe are connected to the microstrip line and extend one end outside rectangular fluting, the other end connection of the probe
To the inner conductor of the coaxial cable, the outer conductor of the coaxial cable is connected to the earth plate.
6. as claimed in claim 5 from decoupling antenna, which is characterized in that the tie point of the probe and the microstrip line is located at
On the central axes of the length direction of the microstrip line.
7. as claimed in claim 5 from decoupling antenna, which is characterized in that the tie point of the probe and the microstrip line deviates
The microstrip line extends the edge of the end outside rectangular fluting.
8. it is as described in any one of claim 1 to 7 from decoupling paster antenna, which is characterized in that the radiation patch be it is rectangular,
Round or polygon.
9. as described in any one of claim 1 to 7 from decoupling antenna, which is characterized in that the rectangular fluting passes through slot bottom
Middle line be overlapped with the central axes of the radiation patch.
10. as described in any one of claim 1 to 7 from decoupling antenna, which is characterized in that the antenna of decoupling certainly includes at least
Three antenna elements, the distance between adjacent described antenna element are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910348316.2A CN110233333A (en) | 2019-04-26 | 2019-04-26 | From decoupling antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910348316.2A CN110233333A (en) | 2019-04-26 | 2019-04-26 | From decoupling antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110233333A true CN110233333A (en) | 2019-09-13 |
Family
ID=67860266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910348316.2A Pending CN110233333A (en) | 2019-04-26 | 2019-04-26 | From decoupling antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110233333A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649394A (en) * | 2019-10-08 | 2020-01-03 | 上海无线电设备研究所 | Microstrip traveling wave array antenna |
| CN111355027A (en) * | 2020-03-11 | 2020-06-30 | 中天宽带技术有限公司 | Self-decoupling antenna array |
| CN111600121A (en) * | 2020-05-12 | 2020-08-28 | 中天宽带技术有限公司 | Decoupling patch antenna array |
| CN112164890A (en) * | 2020-08-31 | 2021-01-01 | 西安朗普达通信科技有限公司 | Stack decoupling network |
| CN112787076A (en) * | 2019-11-06 | 2021-05-11 | 华为技术有限公司 | Antenna structure, radar and terminal |
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| CN206962014U (en) * | 2017-05-26 | 2018-02-02 | 南京信息工程大学 | A kind of mimo antenna based on the decoupling of artificial electromagnetic Meta Materials |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649394A (en) * | 2019-10-08 | 2020-01-03 | 上海无线电设备研究所 | Microstrip traveling wave array antenna |
| CN112787076A (en) * | 2019-11-06 | 2021-05-11 | 华为技术有限公司 | Antenna structure, radar and terminal |
| CN111355027A (en) * | 2020-03-11 | 2020-06-30 | 中天宽带技术有限公司 | Self-decoupling antenna array |
| CN111600121A (en) * | 2020-05-12 | 2020-08-28 | 中天宽带技术有限公司 | Decoupling patch antenna array |
| CN112164890A (en) * | 2020-08-31 | 2021-01-01 | 西安朗普达通信科技有限公司 | Stack decoupling network |
| CN112164890B (en) * | 2020-08-31 | 2023-05-09 | 西安朗普达通信科技有限公司 | Stacked decoupling network |
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Application publication date: 20190913 |