CN207474671U - A kind of GSM dual polarized panel antennas - Google Patents
A kind of GSM dual polarized panel antennas Download PDFInfo
- Publication number
- CN207474671U CN207474671U CN201721518680.1U CN201721518680U CN207474671U CN 207474671 U CN207474671 U CN 207474671U CN 201721518680 U CN201721518680 U CN 201721518680U CN 207474671 U CN207474671 U CN 207474671U
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- sheet metal
- couple feed
- dual polarized
- panel antennas
- feed sheet
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The utility model is related to antenna technical fields, more particularly to a kind of GSM dual polarized panel antennas, including bending metallic reflection plate, radiation metal ring, couple feed sheet metal and feed structure, radiation metal ring and couple feed sheet metal are supported on by plastic supporting pieces in bending metallic reflection plate, couple feed sheet metal is connect by feed structure with bending metallic reflection plate, radiation metal ring is located above couple feed sheet metal, and energy is coupled on radiation metal ring by couple feed sheet metal to be radiated.The utility model feed structure is simple, it is fed by leading to be welded direct on couple feed sheet metal in coaxial cable, ground is connected outside coaxial cable, eliminate complicated feeding network, design and installation are facilitated, while the impedance bandwidth for the antenna that can effectively be widened, reduce the standing wave of antenna, match more preferably, the performance of dual-band dual-polarized antenna can be realized in nesting LTE frequency range high frequency a period of time by radiating the annular design in metal ring.
Description
Technical field
The utility model is related to antenna technical field more particularly to a kind of GSM dual polarized panel antennas.
Background technology
With the very fast development of mobile communication technology, occurs the mobile communication system using different frequency range in succession, to moving
Antenna in dynamic communication system proposes more requirements.The research of antenna for base station is also entered one it is broadband, miniaturization,
Multifrequency, the epoch of miniaturization.For broadband ± 45 ° Bipolarization antenna for base station, there are three problems to be solved：When how
It realizes broadband performance under two kinds of polarization modes, ensures that two kinds of polarized bandwidth and directional diagram have consistency covering；Second is that research two
How isolation between kind polarization, realize high isolation；Third, reduce the size of ± 45 ° of bilinear polarization antenna units, especially
It is in array orientation.
Utility model content
The utility model provide it is a kind of it is simple in structure, isolation between antennas is high, the good GSM dual polarized panels day of radiance
Line can realize the performance of GSM, LTE dual-band dual-polarized antenna in nesting LTE high band a period of time.
In order to realize the purpose of this utility model, used technical solution is：A kind of GSM dual polarized panel antennas, packet
Bending metallic reflection plate, radiation metal ring, couple feed sheet metal and feed structure are included, radiates metal ring and couple feed
Sheet metal is supported on by plastic supporting pieces in bending metallic reflection plate, and couple feed sheet metal passes through feed structure and bending
Metallic reflection plate connects, and radiation metal ring is located at the upper surface of couple feed sheet metal, and couple feed sheet metal is by energy coupling
It is radiated on to radiation metal ring.
As the prioritization scheme of the utility model, couple feed sheet metal is two.
As the prioritization scheme of the utility model, bending metallic reflection plate by bottom planar metal plate and surrounding it is vertical
Bending edges form.
As the prioritization scheme of the utility model, the distance for radiating the planar metal plate of metal ring and bottom is equal to bending
The height of metallic reflection plate.
As the prioritization scheme of the utility model, feed structure is coaxial cable, is led in coaxial cable and is welded on coupling
Feed metal on piece, outer lead of coaxial cable are welded in bending metallic reflection plate.
As the prioritization scheme of the utility model, GSM dual polarized panel antennas is filled by air dielectric layer.
The utility model has positive effect：1) annular design of the radiation metal ring in the utility model can be embedding
Set LTE frequency range high frequency a period of time realizes the performance of dual-band dual-polarized antenna；
2) the GSM dual polarized panel antennas of the utility model can cover GSM900 (890-960MHz) frequency range, and be fixed
To radiation, and there is good isolation between antenna；
3) it is filled using air layer, not only makes very convenient, also save cost；
4) the utility model uses the feeding classification of couple feed, i.e., by couple feed sheet metal to radiating metal ring
Feed, plays the role of good impedance matching, the impedance bandwidth for the antenna that can effectively be widened, and improves the isolation of antenna；
5) the utility model exists while wide working band is obtained with low section, the control of antenna overall height
Within 35mm；
6) the utility model feed structure is simple, is presented by leading to be welded direct on couple feed sheet metal in coaxial cable
Electricity, coaxial cable connect ground outside, eliminate complicated feeding network, facilitate design and installation, while the antenna that can effectively be widened
Impedance bandwidth, reduce the standing wave of antenna, match more preferably；
7) the utility model uses bending metallic reflection plate, and bending solves the problems, such as many of antenna, the port with antenna
Isolation, directional diagram have very big relationship, can optimize some technologies of antenna by adjusting the shape and height of bending
Parameter；
8) it is compact that the utility model has the advantages of simple structure, easy to process, at low cost.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the tomograph of GSM dual polarized panel antennas；
Fig. 2 is the bending metallic reflection plate structure chart of GSM dual polarized panel antennas；
Fig. 3 is the radiation metal ring structure chart of GSM dual polarized panel antennas；
Fig. 4 is the couple feed sheet metal structure figure of GSM dual polarized panel antennas；
Fig. 5 is the standing wave pattern of GSM dual polarized panel antennas actual measurement；
Fig. 6 is the interport isolation figure of GSM dual polarized panel antennas actual measurement；
Fig. 7 is the interior gain diagram of band of GSM dual polarized panel antennas actual measurement；
Fig. 8 is the horizontal radiation pattern of GSM dual polarized panel antennas actual measurement；
Fig. 9 is the elevation radiation patytern of GSM dual polarized panel antennas actual measurement；
Wherein：1st, bending metallic reflection plate, 2, radiation metal ring, 3, couple feed sheet metal, 4, feed structure.
Specific embodiment
As shown in Figs 1-4, the utility model discloses a kind of GSM dual polarized panel antennas, including bending metallic reflection plate
1st, metal ring 2, couple feed sheet metal 3 and feed structure 4 are radiated, it is logical to radiate metal ring 2 and couple feed sheet metal 3
It crosses plastic supporting pieces to be supported in bending metallic reflection plate 1, couple feed sheet metal 3 is anti-by feed structure 4 and bending metal
It penetrates plate 1 to connect, radiation metal ring 2 is located above couple feed sheet metal 3, and energy is coupled to by couple feed sheet metal 3
It is radiated on radiation metal ring 2.Wherein, GSM dual polarized panel antennas is filled by air dielectric layer.
Couple feed sheet metal 3 is two, and ± 45 ° of dual-polarized polarization are realized with two feeds of couple feed sheet metal 3
Mode, entire antenna height are 35mm.
Bending metallic reflection plate 1 is made of the planar metal plate of bottom and the vertical bending edges of surrounding, the vertical folding of surrounding
Crimp design solves the problems, such as many of GSM dual polarized panel antennas, and with being isolated for antenna, directional diagram has very big relationship,
Shape and the height of bending can be adjusted to optimize some technical parameters of GSM dual polarized panel antennas.
The distance for radiating the planar metal plate of metal ring 2 and bottom is equal to the height of bending metallic reflection plate 1.Radiation gold
The spacing for belonging to annulus 2 and couple feed sheet metal 3 is 15mm.
Feed structure 4 is coaxial cable, leads and is welded on couple feed sheet metal 3 in coaxial cable, coaxial cable
Outer lead is welded in bending metallic reflection plate 1.In addition, bending metallic reflection plate 1, radiation metal ring 2 and couple feed metal
Corresponding location hole is provided on piece 3, location hole is used to install plastic supporting pieces.
According to above-mentioned design parameter, process practical antenna and be tested, experimental result is as shown in Fig. 5~9, Fig. 5
Standing wave pattern for actual measurement, it can be seen that band standing internal wave is respectively less than 2；Fig. 6 is the interport isolation figure of actual measurement, it can be seen that GSM is bis-
Isolation of the plate aerial in 880-960MHz frequency bands polarize in 23dB or so, Fig. 7 is the actual measurement of GSM dual polarized panel antennas
With interior gain diagram, gain is the measured level and height pattern of GSM dual polarized panel antennas in more than 7dB, Fig. 8 and Fig. 9,
Beam angle can meet the performance requirement of antenna, the experimental results showed that GSM dual polarized panel antennas matches, standing wave is low,
Isolation is also preferable, and radiance can meet the technical indicator of GSM900 antennas.
Particular embodiments described above has carried out into one the purpose of this utility model, technical solution and advantageous effect
Step is described in detail, it should be understood that the foregoing is merely specific embodiment of the utility model, is not limited to this
Utility model, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all wrap
Containing being within the protection scope of the utility model.
Claims (6)
1. a kind of GSM dual polarized panel antennas, it is characterised in that：Including bending metallic reflection plate (1), radiation metal ring (2),
Couple feed sheet metal (3) and feed structure (4), the radiation metal ring (2) and couple feed sheet metal (3) pass through
Plastic supporting pieces are supported in bending metallic reflection plate (1), and couple feed sheet metal (3) passes through feed structure (4) and bending gold
Belong to reflecting plate (1) to connect, the radiation metal ring (2) is above couple feed sheet metal (3), couple feed metal
Energy is coupled on radiation metal ring (2) by piece (3) to be radiated.
2. a kind of GSM dual polarized panel antennas according to claim 1, it is characterised in that：The couple feed metal
Piece (3) is two.
3. a kind of GSM dual polarized panel antennas according to claim 2, it is characterised in that：The bending metallic reflection plate
(1) it is made of the vertical bending edges of the planar metal plate of bottom and surrounding.
4. a kind of GSM dual polarized panel antennas according to claim 3, it is characterised in that：Radiate metal ring (2) and bottom
The distance of the planar metal plate in portion is equal to the height of bending metallic reflection plate (1).
5. a kind of GSM dual polarized panel antennas according to any one of claims 1-4, it is characterised in that：The feedback
Electric structure (4) is coaxial cable, leads and is welded on couple feed sheet metal (3) in coaxial cable, the outer of coaxial cable leads weldering
It is connected in bending metallic reflection plate (1).
6. a kind of GSM dual polarized panel antennas according to any one of claims 1-4, it is characterised in that：The GSM
Dual polarized panel antennas is filled by air dielectric layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721518680.1U CN207474671U (en) | 2017-11-15 | 2017-11-15 | A kind of GSM dual polarized panel antennas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721518680.1U CN207474671U (en) | 2017-11-15 | 2017-11-15 | A kind of GSM dual polarized panel antennas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207474671U true CN207474671U (en) | 2018-06-08 |
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ID=62260370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721518680.1U Active CN207474671U (en) | 2017-11-15 | 2017-11-15 | A kind of GSM dual polarized panel antennas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207474671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107959110A (en) * | 2017-11-15 | 2018-04-24 | 南京濠暻通讯科技有限公司 | A kind of GSM dual polarized panel antennas |
-
2017
- 2017-11-15 CN CN201721518680.1U patent/CN207474671U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107959110A (en) * | 2017-11-15 | 2018-04-24 | 南京濠暻通讯科技有限公司 | A kind of GSM dual polarized panel antennas |
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