CN208014897U - A kind of vertical polarization mimo antenna and the terminal with mimo antenna - Google Patents
A kind of vertical polarization mimo antenna and the terminal with mimo antenna Download PDFInfo
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- CN208014897U CN208014897U CN201721754660.4U CN201721754660U CN208014897U CN 208014897 U CN208014897 U CN 208014897U CN 201721754660 U CN201721754660 U CN 201721754660U CN 208014897 U CN208014897 U CN 208014897U
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- antenna
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- mimo
- main collection
- terminal
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Abstract
The application proposes that a kind of vertical polarization mimo antenna and the terminal with mimo antenna, the antenna include：The radiation tail end of main collection antenna and diversity antenna, the diversity antenna radiation tail end and the main collection antenna is in vertical distribution.The terminal includes above-mentioned antenna, the mimo antenna combining form of the utility model is not limited to the position of antenna feed, it need not be singly from antenna spacing limiting terminal size, it does not need antenna feed point and makees symmetric design or diagonally opposing corner design, meet the various feature of present terminal flexible layout, antenna efficiency can be promoted to greatest extent, reduce ECC, improve isolation, meanwhile, it is conducive to promote antenna MIMO performances.
Description
Technical field
The utility model is related to communication transmission technology fields, and in particular to a kind of vertical polarization mimo antenna and have MIMO
The terminal of antenna.
Background technology
Currently, most common main diversity antenna is usually distributed in up and down or left and right in terminal, antenna form is conventional
PIFA (Planar Inverted F-shaped Antenna, planar inverted F-shape antenna), IFA (Inverted F-shaped
Antenna, inverted F shaped antenna), Monopole (monopole antenna) these types.
However, being that main diversity antenna is placed up and down or left and right is placed, no matter also which kind of shape a main point respective antenna takes
Formula, cloth intra-office, can not take into account antenna performance index and MIMO (Multiple Input Multiple in a limited space
Output, multiple-input and multiple-output) performance；In the case where not increasing frequency spectrum resource and antenna transmission power, by promoting MIMO
Performance carrys out lifting system channel capacity, conventional way can not full frequency band solve the problems, such as this, especially low frequency part, even
(on 5 cun of mobile phones, primary antenna and diversity antenna are exactly in λ/4, therefore conventional aerial shape by single low frequency such as LTE B13
Formula can not be effectively improved mimo antenna performance), handling capacity theoretical value 70%, 90%, under 95% 3 kind of state, it is corresponding to believe
It makes an uproar than cannot be guaranteed that meeting CTIA (U.S. wirelessly communicates and internet society) in full angle requires, and can not meet such as VZW
The demand of the more stringent operator of requirement of (Verizon wireless, Verizon wireless companies) etc.
Utility model content
The utility model provides a kind of vertical polarization mimo antenna and the terminal with mimo antenna, promoted antenna efficiency,
Promote antenna MIMO performances.
In order to realize that above-mentioned purpose of utility model, the technical solution that the utility model is taken are as follows：
In a first aspect, the utility model provides a kind of vertical polarization mimo antenna, including：Main collection antenna and diversity antenna,
The radiation tail end of the diversity antenna radiation tail end and the main collection antenna is in vertical distribution.
Preferably, the main collection antenna and several at least one following except the antenna minor matters of radiation tail end are formed of diversity antenna
What shape：
Rectangle, triangle, circle, polygon, irregular shape.
Preferably, the diversity antenna and the main collection antenna are arranged in the same side of terminated line plate or not homonymy.
Preferably, the diversity antenna and the main collection antenna are separately positioned on the both ends or diagonal of terminated line plate
Line.
Preferably, the antenna further includes：Parasitic element is coupled, the coupling parasitic element is arranged in the diversity day
The geometry of line composition is either internally or externally.
Preferably, the coupling parasitic element is arranged in the preset range of the diversity antenna.
Second aspect, the utility model also provide a kind of terminal with mimo antenna, including：Above-mentioned antenna.
Compared to the prior art the utility model, has the advantages that：
The mimo antenna combining form of the utility model is not limited to the position of antenna feed, need not be singly from antenna spacing
(in general, 5 cun of mobile phone its low frequency MIMO performances are difficult meet demand to limiting terminal (such as mobile phone) size of setting out, therefore are needed
Suitably to increase package size), it does not need antenna feed point and makees symmetric design or diagonally opposing corner design, meet present terminal layout
Feature versatile and flexible can promote antenna efficiency to greatest extent, reduce ECC, improve isolation, meanwhile, it is conducive to promote antenna
MIMO performances.
Description of the drawings
Fig. 1-68 is the schematic diagram of the vertical polarization mimo antenna of the utility model embodiment；
Figure 69 is the test schematic of mimo antenna OTA performances in the utility model embodiment 1.
Specific implementation mode
To keep the purpose of utility model, technical solution and advantageous effect of the utility model of greater clarity, with reference to
Attached drawing illustrates the embodiments of the present invention, it should be noted that in the absence of conflict, the implementation in the application
Feature in example and embodiment mutually can be combined arbitrarily.
The utility model embodiment provides a kind of vertical polarization mimo antenna, including：Main collection antenna and diversity antenna, it is described
Diversity antenna radiation tail end and the radiation tail end of the main collection antenna are in vertical distribution.
Wherein, main antenna and the diversity antenna of collecting is except the antenna minor matters of radiation tail end form at least one following geometry
Shape：
Rectangle, triangle, circle, polygon, irregular shape.
The radiation tail end of the utility model embodiment diversity antenna radiation tail end and the main collection antenna is in vertical distribution can
To optimize and adjust the polarization direction of diversity antenna radiation and the radiation of main collection antenna, make polarization direction close to vertically.
The antenna provided in the utility model embodiment is primarily adapted for use in 2*2MIMO systems.No matter which kind of main collection antenna is in
Cabling form, the radiation tail end radiation tail end face corresponding with main collection antenna of corresponding diversity antenna are in vertical distribution state；In addition to
Other antenna minor matters of radiation tail end part are connected by modes such as rectangle, triangle, circle, polygons.Any type antenna
In combination, two antennas respectively can mutually based on collection, diversity form.
As shown in Fig. 1-68, wherein collect antenna based on the attached drawing lower part, is diversity antenna in attached drawing top,
The diversity antenna and the main collection antenna are arranged in the same side of terminated line plate or not homonymy.
The diversity antenna is separately positioned on both ends or the diagonal line of terminated line plate with the main collection antenna.Described point
Collect antenna with the main collection antenna in the layout of terminated line plate, distance is without particular/special requirement.
Antenna as described in Fig. 1-8,13-20,23-26,29-34,37-38,43-44,49-68 further includes：Coupling is parasitic
The geometry formed in the diversity antenna is arranged either internally or externally in unit, the coupling parasitic element.
Coupling parasitic element in the present embodiment is the short antenna minor matters being arranged around diversity antenna, and the coupling is parasitic
The effect of unit is to increase bandwidth by the near-field coupling of electromagnetic wave.
The coupling parasitic element is arranged in the preset range of the diversity antenna.
The utility model embodiment also provides a kind of terminal with mimo antenna, including above-mentioned antenna.
Embodiment 1
As shown in Fig. 1-68, the mimo antenna of the ending vertical distribution of the present embodiment is wanted in 2*2MIMO antenna systems
Ensure it is main collection aerial radiation end diversity antenna corresponding with the antenna spoke side, holding vertical polarization, and the antenna its
His minor matters are not limited to any form, which can reduce ECC indexs and isolation between antennae to a certain extent, simultaneously
Mimo antenna performance can be improved, which tests in the following way：
As Figure 69 be the present embodiment in mimo antenna OTA (OVER THE AIR, over the air, OTA) performance test philosophy,
And the authentication test system block diagram that the certification darkroom of CTIA (U.S. wirelessly communicates and internet society) certification and accreditation carries out：
MIMO technology is primarily introduced at least two antennas to receive downlink signal in existing 4G cell phone terminal, so-called
MIMO OTA be exactly accurately wireless transmission environments are simulated in darkroom, then under the wireless transmission environments of simulation
Part to be measured is tested.The authentication test method Multi probe test method (MPAC) as shown in Figure 66 that CTIA approves at present.
Its cardinal principle is：It is mounted with 8 antenna probes inhaling wave darkroom, each antenna here is dual polarization form, each to visit
Previous day line emits the signal that experienced wireless fading channel to part to be measured from different directions, the letter sent by controlling each probe
Number power, can directly produce the controllable wireless fading channel of directionality in darkroom.Multi-probe method to radio channel multi-path,
PDP (Power Delay Profile) and the simulation of doppler characterization are realized in channel simulator.Spatial directivity
Analog realized by installing probe antenna in different directions and power ratio.
Test result shows mimo antenna provided in this embodiment in the case of same separation degree, in the present embodiment
Antenna form, MIMO performances outclass other cabling forms of same dimensional machines.It can be by controlling two antennas of major-minor
Relative position is achieved in the dual polarization of antenna to control the directional diagram of major-minor antenna；Meanwhile before ensureing antenna efficiency
It puts, can effectively control isolation between antennae, ECC.
Although the revealed embodiment of the utility model is as above, its content is only to facilitate understand the utility model
Technical solution and the embodiment that uses, be not intended to limit the utility model.Any the utility model technical field
Interior technical staff can be in the form of implementation under the premise of not departing from the utility model revealed core technology scheme
With any modification and variation are made in details, but protection domain defined by the utility model still must be with appended claims
Subject to the range of restriction.
Claims (8)
1. a kind of vertical polarization mimo antenna, which is characterized in that including：Main collection antenna and diversity antenna, the diversity antenna spoke
It penetrates end and the radiation tail end of the main collection antenna is in vertical distribution.
2. antenna as described in claim 1, it is characterised in that：The main collection antenna and diversity antenna remove the antenna of radiation tail end
Minor matters form at least one following geometry：
Rectangle, triangle.
3. antenna as described in claim 1, it is characterised in that：The main collection antenna and diversity antenna remove the antenna of radiation tail end
Minor matters form at least one following geometry：
Round, polygon.
4. the antenna as described in claims 1 or 2 or 3, it is characterised in that：The diversity antenna exists with the main collection antenna setting
The same side of terminated line plate or not homonymy.
5. antenna as claimed in claim 4, it is characterised in that：The diversity antenna is separately positioned on end with the main collection antenna
The both ends of end line plate or diagonal line.
6. antenna as claimed in claim 2 or claim 3, it is characterised in that：Further include：Parasitic element is coupled, the coupling is parasitic single
The geometry formed in the diversity antenna is arranged either internally or externally in member.
7. antenna as claimed in claim 6, it is characterised in that：The coupling parasitic element is arranged in the pre- of the diversity antenna
If in range.
8. a kind of terminal with mimo antenna, which is characterized in that including：Any antennas of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721754660.4U CN208014897U (en) | 2017-12-15 | 2017-12-15 | A kind of vertical polarization mimo antenna and the terminal with mimo antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721754660.4U CN208014897U (en) | 2017-12-15 | 2017-12-15 | A kind of vertical polarization mimo antenna and the terminal with mimo antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208014897U true CN208014897U (en) | 2018-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721754660.4U Active CN208014897U (en) | 2017-12-15 | 2017-12-15 | A kind of vertical polarization mimo antenna and the terminal with mimo antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019114340A1 (en) * | 2017-12-15 | 2019-06-20 | 西安中兴新软件有限责任公司 | Vertically polarized mimo antenna and terminal having same |
-
2017
- 2017-12-15 CN CN201721754660.4U patent/CN208014897U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019114340A1 (en) * | 2017-12-15 | 2019-06-20 | 西安中兴新软件有限责任公司 | Vertically polarized mimo antenna and terminal having same |
| CN109935962A (en) * | 2017-12-15 | 2019-06-25 | 西安中兴新软件有限责任公司 | A kind of vertical polarization mimo antenna and the terminal with mimo antenna |
| US11050141B2 (en) | 2017-12-15 | 2021-06-29 | Xi'an Zhongxing New Software Co. Ltd. | Vertically polarized MIMO antenna and terminal having same |
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