CN109509963A - A kind of trap Bipolarization antenna for base station - Google Patents
A kind of trap Bipolarization antenna for base station Download PDFInfo
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- CN109509963A CN109509963A CN201811587197.8A CN201811587197A CN109509963A CN 109509963 A CN109509963 A CN 109509963A CN 201811587197 A CN201811587197 A CN 201811587197A CN 109509963 A CN109509963 A CN 109509963A
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- 239000002184 metal Substances 0.000 claims abstract description 77
- 229910052751 metal Inorganic materials 0.000 claims abstract description 77
- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000010287 polarization Effects 0.000 claims abstract description 8
- 230000009977 dual effect Effects 0.000 claims abstract description 4
- 230000005855 radiation Effects 0.000 claims description 49
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
- H01Q15/0053—Selective devices used as spatial filter or angular sidelobe filter
-
- 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
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- 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
- H01Q19/12—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 wherein the surfaces are concave
- H01Q19/17—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 wherein the surfaces are concave the primary radiating source comprising two or more radiating elements
-
- 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
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The invention discloses a kind of trap Bipolarization antenna for base station, including reflecting plate and the one block of horizontal media plate and two blocks of perpendicular media plates that are separately mounted on reflecting plate, mutually orthogonal dipole there are two being formed on the horizontal media plate, constitute ± 45 ° of dual polarizations, and the corresponding one block of perpendicular media plate of a dipole, metal feeder is formed on the perpendicular media plate, wherein, the resonator that can generate half wavelength is respectively designed on two dipoles and near the metal feeder of two blocks of perpendicular media plates, using two resonators on dipole and near metal feeder come one trap frequency of co- controlling, generate trap effect.The present invention can be designed that rectangular degree is good, the controllable trap frequency of bandwidth, the shape of resonator is unrestricted, and present invention can apply to the antenna for base station of a variety of different structures, the structure of antenna for base station is only needed there are enough spaces to place enough resonators, so that it may reach expected trap effect.
Description
Technical field
The present invention relates to the technical fields of mobile communication, refer in particular to a kind of trap Bipolarization antenna for base station.
Background technique
With sharply increasing for modern mobile subscriber and communication user, requirement of the people to present mobile communication technology
It is constantly promoted, antenna for base station has also developed to broadband multipolarization from earliest narrowband single polarization.These demands all give antenna for base station
Design propose very high requirement, under modern communication technology, antenna for base station has been able to cover very wide bandwidth
(1710MHz-2690MHz), circuit characteristic and radiation characteristic also increasingly improve.But being continuously increased with demand, Wo Menxu
Notch technology to be added on antenna for base station, to reduce interfering with each other between the antenna for base station of different function purposes.At present
Research about antenna for base station trap is fewer and fewer, and one of reason is exactly that its complexity is higher, realizes more difficulty, but market needs
It asks and very urgent.So developing simply, the base station trap antenna of Yi Shixian has good prospect and application value.
Using rather extensively in antenna research in recent years, many researchers are added notch technology in ultra-wideband antenna
Trap structure filters out unwanted WiMAX and WLAN frequency range.Notch technology apply in ultra-wideband antenna rather at
It is ripe, but rarely have appearance in antenna for base station, while also deficienter to the research of resonance ring property.With modern communication technology
It is required that continuous promotion, the continuous subdivision of 4G frequency range is also the same to need that filtering is added in antenna for base station, is used for for reducing
Interference between the antenna for base station of different function.
In existing research, there are no that can realize the good notch technology of rectangular degree in 4G antenna for base station, this is for moving
Quality, efficiency and the user experience of dynamic communication have a significant impact.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology and deficiency, proposes a kind of trap double-polarized base station day
Line, can be used for the antenna for base station of a variety of different structures, at the same can use this structure generated in multiple and different frequency ranges fall into
Wave, can also according to demand, appropriate adjustment trap frequency and bandwidth.The antenna can be designed that the good trap frequency of rectangular degree
Section, to meet the needs of antenna for base station application.
To achieve the above object, technical solution provided by the present invention are as follows: a kind of trap Bipolarization antenna for base station, including band
The one block of horizontal media plate and two blocks of perpendicular media plates for having the reflecting plate of flange and being separately mounted on the reflecting plate, the level
It is formed on dielectric-slab there are two mutually orthogonal dipole, constitutes ± 45 ° of dual polarizations, and corresponding one piece of a dipole is vertically situated between
Scutum is formed with metal feeder on the perpendicular media plate, wherein on two dipoles and the metal of two blocks of perpendicular media plates
Feeder line is nearby respectively designed with the resonator that can generate half wavelength, using on dipole and near metal feeder
Two resonators carry out one trap frequency of co- controlling, generate trap effect.
Further, each dipole is made of two metal radiation patches, and shape on one of metal radiation patch
Cheng Youyi resonator, the metal radiation patch are located at the back side of horizontal media plate, and the front of the horizontal media plate is formed
There is dendritic feeder line, the dendritic feeder line is connected by via hole with the metal feeder on perpendicular media plate, two pieces of perpendicular medias
Plate is parallel to each other, and the metal feeder and its neighbouring resonator are each provided at the front of perpendicular media plate, the perpendicular media plate
The back side be formed with the microstrip balun structure being connected with reflecting plate and metal radiation patch.
Further, the resonator on the metal radiation patch is annular resonance gap, humorous on the perpendicular media plate
Vibration device is rectangle resonator.
Further, each dipole is made of two metal radiation patches, which is respectively formed on
There is a resonator, and the frequency range of two resonators on two metal radiation patches is different, the metal radiation patch is set
At the back side of horizontal media plate, the front of the horizontal media plate is formed with dendritic feeder line, and the dendritic feeder line passed through
Hole is connected with the metal feeder on perpendicular media plate, and two blocks of perpendicular media plates are parallel to each other, and the metal feeder is located at vertical Jie
The front of scutum, and there are two the different resonators of frequency range to be located at the two of metal feeder in the front formation of the perpendicular media plate
Side, the back side of the perpendicular media plate are formed with the microstrip balun structure being connected with reflecting plate and metal radiation patch.
Further, the resonator on the metal radiation patch is annular resonance gap, humorous on the perpendicular media plate
Vibration device is rectangle resonator.
Further, each dipole is made of two metal radiation patches, and shape on one of metal radiation patch
At there are two concentric but different frequency range resonator, the metal radiation patch is located at the back side of horizontal media plate, the level
The front of dielectric-slab is formed with dendritic feeder line, and the dendritic feeder line passes through via hole and the metal feeder phase on perpendicular media plate
Even, two blocks of perpendicular media plates are placed using cross modal, and the metal feeder is located at the front of perpendicular media plate, and hangs down described
The front of straight dielectric-slab is formed there are two the same side that the different resonator of frequency range is located at metal feeder, the perpendicular media plate
The back side is formed with the microstrip balun structure being connected with reflecting plate and metal radiation patch.
Further, the resonator on the metal radiation patch is annular resonance gap, humorous on the perpendicular media plate
Vibration device is rectangle resonator.
Further, each dipole is made of two metal radiation patches, and shape on one of metal radiation patch
Cheng Youyi resonator, two blocks of perpendicular media plates are placed using cross modal, and the metal feeder and its neighbouring resonator are equal
Be located at the front of perpendicular media plate, the back side of the perpendicular media plate be formed be connected with reflecting plate and metal radiation patch it is micro-
Band barron structure, is fed by the microstrip balun structure.
Further, the resonator on the metal radiation patch is rectangle resonator, the resonance on the perpendicular media plate
Device is analog-U shaped resonator.
Compared with prior art, the present invention have the following advantages that with the utility model has the advantages that
The present invention respectively designs the resonance of a half wavelength near the feeder line of antenna for base station and in radiation patch
Device generates trap effect using resonator principle.But there are rectangular degrees poor, the notch bandwidth of trap caused by single resonator
The problems such as uncontrollable.Key point of the invention is two resonator co- controllings one using feeder line nearby and in radiation patch
A trap frequency can be designed that rectangular degree is good with this method, the controllable trap frequency of bandwidth.Resonance in the present invention
The shape of device is unrestricted, can be circle, the various shapes such as rectangular.Present invention can apply to the bases of a variety of different structures simultaneously
Station antenna, it is only necessary to which the structure of antenna for base station can have enough spaces to place enough resonators, so that it may reach expected
Trap effect.
Detailed description of the invention
Fig. 1 is a kind of perspective view of single-frequency trap Bipolarization antenna for base station in embodiment 1.
Fig. 2 is the front elevation of horizontal media plate in embodiment 1.
Fig. 3 is the reverse side figure of horizontal media plate in embodiment 1.
Fig. 4 is the front elevation of perpendicular media plate in embodiment 1.
Fig. 5 is the reverse side figure of perpendicular media plate in embodiment 1.
Fig. 6 is that a kind of ± 45 ° of polarization port reflection coefficients of single-frequency trap Bipolarization antenna for base station emulation are bent in embodiment 1
Line chart.
Fig. 7 is a kind of gain curve figure of single-frequency trap Bipolarization antenna for base station in embodiment 1.
Fig. 8 is a kind of perspective view of double frequency trap Bipolarization antenna for base station in embodiment 2.
Fig. 9 is the front elevation of perpendicular media plate in embodiment 2.
Figure 10 is the perspective view of another double frequency trap Bipolarization antenna for base station in embodiment 3.
Figure 11 is that there are two concentric but the metal radiation patch in the annular resonance gap of different frequency range knots for band in embodiment 3
Structure schematic diagram.
Figure 12 is the perspective view of another single-frequency trap Bipolarization antenna for base station in embodiment 4.
Specific embodiment
The present invention is further explained in the light of specific embodiments.
Embodiment 1
As shown in Figures 1 to 5, provided in this embodiment is a kind of single-frequency trap Bipolarization antenna for base station, including has and turn over
The reflecting plate 1 on side 2 and the one block of horizontal media plate 6 and two blocks of perpendicular media plates 7 being separately mounted on the reflecting plate 1, the water
It is formed on flat dielectric-slab 6 there are two mutually orthogonal dipole, constitutes ± 45 ° of dual polarizations, and corresponding one piece of a dipole hangs down
Straight dielectric-slab 7, each dipole is made of two metal radiation patches 8, and is formed on one of metal radiation patch 8
One annular resonance gap 3, for producing the good right reflection zero shape trap of rectangular degree, the metal radiation patch 8 is set
At the back side of horizontal media plate 6, the front of the horizontal media plate 6 is formed with dendritic feeder line 4, and the dendritic feeder line 4 is logical
Via hole 9 is connected with the metal feeder 10 (specially 50 Ω feeder lines) on perpendicular media plate 7, and two blocks of perpendicular media plates 7 are mutually flat
Row is placed, and the back side of the perpendicular media plate 7 is formed with the microstrip balun structure being connected with reflecting plate 1 and metal radiation patch 8
11, the metal feeder 10 is located at the front of perpendicular media plate 7, and the side of metal feeder 10 is provided with a rectangle resonance
Device 5, for producing the good left reflection zero shape trap of rectangular degree, in this way in an annular resonance gap 3 and a rectangle
Under the collective effect of resonator 5, the good trap frequency of rectangular degree is constituted, antenna 1920MHz-1980MHz is changed
The working characteristics of frequency range.
Fig. 6 is that the above-mentioned single-frequency trap Bipolarization antenna for base station of the present embodiment swashs in+45 ° of polarization with -45 ° of polarization ports respectively
Return loss plot when encouraging, from the figure, it can be seen that S11 < -14dB of the antenna in 1610MHz-2790MHz band antenna,
The good trap effect of rectangular degree is produced in 1920MHz-1980MHz frequency range.
Fig. 7 is the gain curve of the above-mentioned single-frequency trap Bipolarization antenna for base station of the present embodiment, from the figure, it can be seen that antenna
The working frequency range outside 1920MHz-1980MHz trap frequency is being removed, gain reaches 8.6 ± 0.3dBi, in very wide frequency band
High-gain is realized, while gain sharply declines in trap frequency, embodies good trap effect.
Embodiment 2
It as shown in Figure 8 and Figure 9, is a kind of design scheme of double frequency trap Bipolarization antenna for base station, the area with embodiment 1
It is not that two metal radiation patches 8 of dipole have been respectively formed on an annular resonance gap 3, but two annular resonance seams
The frequency range of gap 3 is different, and there are two the different rectangle resonators 5 of frequency range to be located at metal feeder for the front formation of perpendicular media plate 7
10 two sides, as soon as generating a trap frequency jointly with the resonator of two different frequency range positions, such four resonators are produced
Two working frequency range have been given birth to, since there are two feed ports, have used 8 resonators altogether.
Embodiment 3
It as shown in Figure 10 and Figure 11, is the design scheme of another double frequency trap Bipolarization antenna for base station, with embodiment 1
Difference be on one of metal radiation patch 8 of dipole formed there are two with one heart but different frequency range annular resonance seam
Gap 3, two blocks of perpendicular media plates 7 are placed using cross modal, and there are two frequency range is different in the front formation of perpendicular media plate 7
Resonator is located at the same side of metal feeder 10, and design in this way is conducive to improve the stability of antenna, while improving antenna for base station
Isolation between ± 45 ° of two-ports.
Embodiment 4
As shown in figure 12, for the design scheme of another single-frequency trap Bipolarization antenna for base station, the difference with embodiment 1
It is that feed form has been changed to balun feed form (eliminating the dendritic feeder line 4 in embodiment 1 on horizontal media plate 6), and
Resonator on metal radiation patch 8 is rectangle resonator, and two blocks of perpendicular media plates 7 are placed using cross modal, perpendicular media
Resonator on plate 7 is analog-U shaped resonator, also produces a trap frequency jointly using two resonators.
Embodiment described above is only the preferred embodiments of the invention, and but not intended to limit the scope of the present invention, therefore
All shapes according to the present invention change made by principle, should all be included within the scope of protection of the present invention.
Claims (9)
1. a kind of trap Bipolarization antenna for base station, it is characterised in that: including the reflecting plate with flange and be separately mounted to this instead
The one block of horizontal media plate and two blocks of perpendicular media plates on plate are penetrated, there are two mutually orthogonal idols for formation on the horizontal media plate
It is extremely sub, ± 45 ° of dual polarizations, and the corresponding one block of perpendicular media plate of a dipole are constituted, is formed with gold on the perpendicular media plate
Belong to feeder line, wherein on two dipoles and being respectively designed with one near the metal feeder of two blocks of perpendicular media plates can produce
The resonator of raw half wavelength is fallen into using two resonators on dipole and near metal feeder come co- controlling one
Wave frequency section generates trap effect.
2. a kind of trap Bipolarization antenna for base station according to claim 1, it is characterised in that: each dipole is by two
Metal radiation patch is constituted, and a resonator is formed on one of metal radiation patch, and the metal radiation patch is set
At the back side of horizontal media plate, the front of the horizontal media plate is formed with dendritic feeder line, and the dendritic feeder line passed through
Hole is connected with the metal feeder on perpendicular media plate, and two blocks of perpendicular media plates are parallel to each other, the metal feeder and its neighbouring
Resonator is each provided at the front of perpendicular media plate, and the back side of the perpendicular media plate is formed with and reflecting plate and metal radiation patch
Connected microstrip balun structure.
3. a kind of trap Bipolarization antenna for base station according to claim 2, it is characterised in that: on the metal radiation patch
Resonator be annular resonance gap, the resonator on the perpendicular media plate is rectangle resonator.
4. a kind of trap Bipolarization antenna for base station according to claim 1, it is characterised in that: each dipole is by two
Metal radiation patch is constituted, which has been respectively formed on a resonator, and two metal radiation patches
On two resonators frequency range it is different, the metal radiation patch is located at the back side of horizontal media plate, the horizontal media plate
Front be formed with dendritic feeder line, the dendritic feeder line is connected by via hole with the metal feeder on perpendicular media plate, two
Block perpendicular media plate is parallel to each other, and the metal feeder is located at the front of perpendicular media plate, and the perpendicular media plate just
Face is formed there are two the two sides that the different resonator of frequency range is located at metal feeder, and the back side of the perpendicular media plate is formed with and instead
Penetrate the microstrip balun structure that plate is connected with metal radiation patch.
5. a kind of trap Bipolarization antenna for base station according to claim 4, it is characterised in that: on the metal radiation patch
Resonator be annular resonance gap, the resonator on the perpendicular media plate is rectangle resonator.
6. a kind of trap Bipolarization antenna for base station according to claim 1, it is characterised in that: each dipole is by two
Metal radiation patch is constituted, and the resonator there are two concentric but different frequency range, institute are formed on one of metal radiation patch
The back side that metal radiation patch is located at horizontal media plate is stated, the front of the horizontal media plate is formed with dendritic feeder line, described
Dendritic feeder line is connected by via hole with the metal feeder on perpendicular media plate, and two blocks of perpendicular media plates are put using cross modal
It sets, the metal feeder is located at the front of perpendicular media plate, and forms that there are two frequency ranges not in the front of the perpendicular media plate
With resonator be located at the same side of metal feeder, the back side of the perpendicular media plate is formed with and reflecting plate and metal radiation paste
The connected microstrip balun structure of piece.
7. a kind of trap Bipolarization antenna for base station according to claim 6, it is characterised in that: on the metal radiation patch
Resonator be annular resonance gap, the resonator on the perpendicular media plate is rectangle resonator.
8. a kind of trap Bipolarization antenna for base station according to claim 1, it is characterised in that: each dipole is by two
Metal radiation patch is constituted, and a resonator is formed on one of metal radiation patch, and two blocks of perpendicular media plates use
Cross modal placement, the metal feeder and its neighbouring resonator are each provided at the front of perpendicular media plate, the perpendicular media
The back side of plate is formed with the microstrip balun structure being connected with reflecting plate and metal radiation patch, is carried out by the microstrip balun structure
Feed.
9. a kind of trap Bipolarization antenna for base station according to claim 8, it is characterised in that: on the metal radiation patch
Resonator be rectangle resonator, the resonator on the perpendicular media plate is analog-U shaped resonator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811587197.8A CN109509963B (en) | 2018-12-25 | 2018-12-25 | Notch dual-polarized base station antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811587197.8A CN109509963B (en) | 2018-12-25 | 2018-12-25 | Notch dual-polarized base station antenna |
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| Publication Number | Publication Date |
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| CN109509963A true CN109509963A (en) | 2019-03-22 |
| CN109509963B CN109509963B (en) | 2023-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811587197.8A Active CN109509963B (en) | 2018-12-25 | 2018-12-25 | Notch dual-polarized base station antenna |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110233335A (en) * | 2019-05-09 | 2019-09-13 | 哈尔滨工业大学 | Miniaturization low section dual polarized antenna based on artificial magnetic conductor |
| CN112186333A (en) * | 2020-09-29 | 2021-01-05 | 华南理工大学 | Base station antenna, radiation unit and radiation arm |
| CN112768929A (en) * | 2020-12-25 | 2021-05-07 | 东莞市振亮精密科技有限公司 | 5G panel beating shaping dual-band filtering antenna |
| CN113410602A (en) * | 2021-06-17 | 2021-09-17 | 东南大学 | Cascade split ring resonator for inhibiting coupling between broadband dual-polarized base station antennas |
| CN114156638A (en) * | 2021-11-30 | 2022-03-08 | 华南理工大学 | Radiation unit and antenna |
| US11855354B2 (en) | 2019-11-21 | 2023-12-26 | Space Power Technologies Inc. | Microstrip antenna and information apparatus |
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| CN105720364A (en) * | 2016-04-06 | 2016-06-29 | 华南理工大学 | Dual-polarized filter antenna with high selectivity and low cross polarization |
| CN107134639A (en) * | 2017-05-26 | 2017-09-05 | 华南理工大学 | High alien frequencies isolates broadband dual-frequency base-station antenna array |
| CN108206327A (en) * | 2016-12-16 | 2018-06-26 | 罗森伯格技术（昆山）有限公司 | Base station antenna radiation unit and antenna for base station |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105720364A (en) * | 2016-04-06 | 2016-06-29 | 华南理工大学 | Dual-polarized filter antenna with high selectivity and low cross polarization |
| CN108206327A (en) * | 2016-12-16 | 2018-06-26 | 罗森伯格技术（昆山）有限公司 | Base station antenna radiation unit and antenna for base station |
| CN107134639A (en) * | 2017-05-26 | 2017-09-05 | 华南理工大学 | High alien frequencies isolates broadband dual-frequency base-station antenna array |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110233335A (en) * | 2019-05-09 | 2019-09-13 | 哈尔滨工业大学 | Miniaturization low section dual polarized antenna based on artificial magnetic conductor |
| US11855354B2 (en) | 2019-11-21 | 2023-12-26 | Space Power Technologies Inc. | Microstrip antenna and information apparatus |
| CN112186333A (en) * | 2020-09-29 | 2021-01-05 | 华南理工大学 | Base station antenna, radiation unit and radiation arm |
| CN112186333B (en) * | 2020-09-29 | 2021-06-25 | 华南理工大学 | Base station antenna, radiation unit and radiation arm |
| CN112768929A (en) * | 2020-12-25 | 2021-05-07 | 东莞市振亮精密科技有限公司 | 5G panel beating shaping dual-band filtering antenna |
| CN112768929B (en) * | 2020-12-25 | 2021-09-07 | 东莞市振亮精密科技有限公司 | 5G panel beating shaping dual-band filtering antenna |
| CN113410602A (en) * | 2021-06-17 | 2021-09-17 | 东南大学 | Cascade split ring resonator for inhibiting coupling between broadband dual-polarized base station antennas |
| CN114156638A (en) * | 2021-11-30 | 2022-03-08 | 华南理工大学 | Radiation unit and antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109509963B (en) | 2023-12-01 |
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