CN106450753A - Antenna structure and mobile terminal - Google Patents
Antenna structure and mobile terminal Download PDFInfo
- Publication number
- CN106450753A CN106450753A CN201610818176.7A CN201610818176A CN106450753A CN 106450753 A CN106450753 A CN 106450753A CN 201610818176 A CN201610818176 A CN 201610818176A CN 106450753 A CN106450753 A CN 106450753A
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- CN
- China
- Prior art keywords
- antenna
- feed
- resonance modules
- antenna structure
- mobile terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
Abstract
The invention discloses an antenna structure and a mobile terminal. The antenna structure can comprise a main board, a first antenna, a second antenna, an isolation region and a first resonant module, wherein the first antenna is connected with the main board through a first feed source; the second antenna is connected with the main board through a second feed source; the isolation region is arranged on the main board and poisoned between the first feed source and the second feed source; the first resonant module is arranged in the isolation region; and the first resonant module is matched with the isolation region to improve the isolation degree between the first antenna and the second antenna. By adoption of the antenna structure, the isolation degree between the first antenna and the second antenna can be improved; the communication interference between antennas in the mobile terminal can be effectively reduced; and the isolation effect of the antenna interference is improved.
Description
Technical field
The present invention relates to mobile terminal manufactures field, more particularly, to a kind of antenna structure and the shifting with this antenna structure
Dynamic terminal.
Background technology
With the fast development of mobile terminal technology, increasing user require mobile terminal can smallerization with side
Portable belt.Due to the trend of mobile terminal increasingly miniaturization, the distance between each antenna in mobile terminal also can be more next
Nearer, such that the signal interference between different frequency or the antenna of close frequencies becomes increasingly severe, meeting when serious
Affect the wireless performance of whole machine.However, under the miniaturization of mobile terminal, integrated trend, traditional by increasing antenna
Distance, the method for change antenna cabling cannot be realized.Therefore, how to improve the isolation between antenna in mobile terminal,
And the signal effectively reducing between antenna disturbs, have become as problem demanding prompt solution.
Content of the invention
The purpose of the present invention is intended at least solve to a certain extent one of above-mentioned technical problem.
For this reason, the first of the present invention purpose is to propose a kind of antenna structure.This antenna structure can improve first day
Isolation between line and the second antenna, reduces the Communication Jamming between antenna in mobile terminal effectively, improves antenna and does
The isolation effect disturbed.
Second object of the present invention is to propose a kind of mobile terminal.
For reaching above-mentioned purpose, the antenna structure of first aspect present invention embodiment, including：Mainboard；First antenna, described
One antenna is connected with described mainboard by the first feed；Second antenna, described second antenna passes through the second feed and described mainboard
It is connected；It is arranged on described mainboard and be located at the isolated area between described first feed and described second feed；It is arranged on institute
State the first resonance modules among isolated area, described first resonance modules coordinate described isolated area to improve described first antenna and institute
State the isolation of the second antenna.
Antenna structure according to embodiments of the present invention, by mainboard and be located at the feedback of first antenna and the second antenna
Position between source arranges an isolated area, and arranges first resonance modules, this first resonance modules in this isolated area
Isolated area can be coordinated to improve the isolation of first antenna and the second antenna, so, first can be improved by the first resonance modules
Isolation between antenna and the second antenna, effectively reduces the Communication Jamming between antenna in mobile terminal, improves antenna
The isolation effect of interference.
According to one embodiment of present invention, described first antenna and described second antenna are respectively positioned on the top of described mainboard
Portion.
According to one embodiment of present invention, described first resonance modules include LC resonance circuit.
According to one embodiment of present invention, the position of described first resonance modules is located at described first feed and described the
On shortest path between two feeds.
According to one embodiment of present invention, described antenna structure also includes：Second resonance modules, described second resonant mode
The first end of block is connected with described second feed, the second end ground connection of described second resonance modules；Wave filter, described wave filter
First end is connected with described first antenna, and the second end of described wave filter is connected with described first feed.
According to one embodiment of present invention, described wave filter is SAW filter.
According to one embodiment of present invention, described first antenna is gps antenna, and described second antenna is LTE communication sky
Line.
According to one embodiment of present invention, the isolation between described first antenna and described second antenna is according to described
In the width of isolated area and described LC resonance circuit, L/C value is adjusted.
For reaching above-mentioned purpose, the mobile terminal of second aspect present invention embodiment, including：Second aspect present invention embodiment
Described antenna structure.
Mobile terminal according to embodiments of the present invention, by mainboard and be located at the feedback of first antenna and the second antenna
Position between source arranges an isolated area, and arranges first resonance modules, this first resonance modules in this isolated area
Isolated area can be coordinated to improve the isolation of first antenna and the second antenna, so, first can be improved by the first resonance modules
Isolation between antenna and the second antenna, effectively reduces the Communication Jamming between antenna in mobile terminal, improves antenna
The isolation effect of interference.
The aspect that the present invention adds and advantage will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description
The above-mentioned and/or additional aspect of the present invention and advantage will become from reference to the description to embodiment for the accompanying drawings below
Substantially and easy to understand, wherein：
Fig. 1 is the structural representation of antenna structure according to an embodiment of the invention；
Fig. 2 is the structural representation of antenna structure in accordance with another embodiment of the present invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, wherein from start to finish
The element that same or similar label represents same or similar element or has same or like function.Below with reference to attached
The embodiment of figure description is exemplary it is intended to be used for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings the antenna structure describing the embodiment of the present invention and the mobile terminal with this antenna structure.
Fig. 1 is the structural representation of antenna structure according to an embodiment of the invention.As shown in figure 1, this antenna structure
100 can include：Mainboard 110, first antenna 120, the second antenna 130, isolated area 140 and the first resonance modules 150.Preferably
Ground, in one embodiment of the invention, this first antenna 120 and the second antenna 130 can be located at the top of mainboard 110.Thus,
By first antenna 120 and the second antenna 130 being arranged at the top of mainboard 110 so that first antenna 120 and the second antenna
130 are arranged on above mobile terminal, prevent user from holding the signal of impact first antenna and the second antenna during mobile terminal.
Wherein, as shown in figure 1, this first antenna 120 can be connected with mainboard 110 by the first feed 121.Second antenna
130 can be connected with mainboard 110 by the second feed 131.This isolated area 140 may be provided on mainboard 110 and is located at the first feedback
Between source 121 and the second feed 131.First resonance modules 150 may be provided among this isolated area 140, this first resonance modules
150 can coordinate isolated area 140 to improve the isolation of first antenna 120 and the second antenna 130.
It should be noted that above-mentioned first feed 121 and the second feed 131 are located on mainboard 110 respectively.Wherein, first
Feed 121 is the primary radiator of the excitation major and minor reflecting surface of surface antenna, is the weight determining first antenna 120 electrical characteristics and frequency range
Want device, its in order to by the radio-frequency power from feeder line in the form of an electromagnetic wave to the radiation such as reflecting surface or lens so as in mouth
Suitable field distribution is produced on footpath, to form required sharp wave bundle or shaped-beam；Make by edges such as reflecting surface or lens simultaneously
Outwards the power of leaky is as far as possible little, to realizing as far as possible high gain.It is appreciated that the function of the second feed 131 and the first feedback
The functional similarity in source 121, difference is that this second feed 131 acts on the second antenna 130, this first feed
121 act in first antenna 120.
In order to improve the isolation of first antenna and the second antenna, can be with mutual interference between two antennas of effectively solving
Problem, the present invention can excavate a bar groove by the floor between the first feed 121 and the second feed 131, and this groove is made
For the isolated area 140 between the first feed 121 and the second feed 131, and the first resonance modules are set in this isolated area 140
150, and the position of this first resonance modules 150 can be located at shortest path between the first feed 121 and the second feed 131 it
On, wherein, this first resonance modules 150 can be concatenated between the first feed 121 and the second feed 131.Additionally, this first resonance
Module 150 may include LC resonance circuit, and this LC resonance circuit can be series LC resonant circuit.Thus, by the first resonance modules
150 generation resonant frequencies, for example, can produce resonance current, interference mainboard is produced by first antenna 120 and the second antenna 130
Electric current, such that it is able to increase the isolation between first antenna 120 and the second antenna 130, and by by the first resonance modules
150 are arranged on the shortest path between the first feed 121 and the second feed 131, minimum space can be used as far as possible real
Isolation between existing antenna.
In order to reduce the Communication Jamming between antenna further, further, in one embodiment of the invention, as schemed
Shown in 2, on the basis of as shown in Figure 1, this antenna structure 100 may also include：Second resonance modules 160 and wave filter 170.Its
In, as shown in Fig. 2 the first end of this second resonance modules 160 is connected with the second feed 131, the second of the second resonance modules 160
End ground connection.The first end of wave filter 170 is connected with first antenna 120, and the second end of wave filter 170 is connected with the first feed 121.
Wherein, in one embodiment of the invention, this wave filter 170 can be SAW filter.
Specifically, can on the second feed 131 of the second antenna 130 second resonance modules 160 in parallel, wherein, should
The first end of the second resonance modules 160 is connected with the second feed 131, the second end ground connection of this second resonance modules 160, and this
Two resonance modules 160 may include LC resonance circuit, and this LC resonance circuit can be series resonant circuit.In connecing of first antenna 120
The SAW filter (often referred to simply as SAW) of a high degree of suppression of connecting is received on path.So, by using the second resonance modules
And the characteristic of SAW filter, the mutual interference between first antenna and the second antenna can be dramatically improved, realize mobile whole
Glitch-free work between different antennae in narrow space on end.
It is appreciated that the antenna structure of the embodiment of the present invention is applicable to any type of antenna it is preferable that the present invention is real
The antenna structure applying example is more suitable for belonging to the antenna arrangement of same or like frequency range：As a kind of example, this first antenna 120
Can be gps antenna, the second antenna 130 can be LTE communication antenna.
Wherein, in one embodiment of the invention, the LC resonance circuit in above-mentioned first resonance modules 150 can be lump
Parametric device or distributed constant device, it is possible to use the characteristic of this LC, select suitable L/C value to improve first antenna and the
Isolation between two antennas.Preferably, in one embodiment of the invention, between first antenna 120 and the second antenna 130
Isolation can be adjusted according to L/C value in the width of isolated area 140 and LC resonance circuit.
More specifically, suitable L/C value can be selected by adjusting the width of suitable isolated area 140, and suitably adjust the
The bridge position of the LC resonance circuit in one resonance modules 150, can effectively improve the isolation between antenna.
Antenna structure according to embodiments of the present invention, by mainboard and be located at the feedback of first antenna and the second antenna
Position between source arranges an isolated area, and arranges first resonance modules, this first resonance modules in this isolated area
Isolated area can be coordinated to improve the isolation of first antenna and the second antenna, so, first can be improved by the first resonance modules
Isolation between antenna and the second antenna, effectively reduces the Communication Jamming between antenna in mobile terminal, improves antenna
The isolation effect of interference.
In order to realize above-described embodiment, the invention allows for a kind of mobile terminal, this mobile terminal can include this
Antenna structure described in bright any of the above-described embodiment.
Mobile terminal according to embodiments of the present invention, by mainboard and be located at the feedback of first antenna and the second antenna
Position between source arranges an isolated area, and arranges first resonance modules, this first resonance modules in this isolated area
Isolated area can be coordinated to improve the isolation of first antenna and the second antenna, so, first can be improved by the first resonance modules
Isolation between antenna and the second antenna, effectively reduces the Communication Jamming between antenna in mobile terminal, improves antenna
The isolation effect of interference.
In describing the invention it is to be understood that term " width ", on ", D score, " top ", " bottom " " interior ", " outward "
Be based on orientation shown in the drawings or position relationship in the orientation of instruction or position relationship, be for only for ease of description the present invention and
Simplify description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration
And operation, therefore it is not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
Connect or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, limit unless otherwise clear and definite.For those of ordinary skill in the art
For, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score permissible
It is the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
Combine in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combine.
Although embodiments of the invention have been shown and described above it is to be understood that above-described embodiment is example
Property it is impossible to be interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (9)
1. a kind of antenna structure is it is characterised in that include：
Mainboard；
First antenna, described first antenna is connected with described mainboard by the first feed；
Second antenna, described second antenna is connected with described mainboard by the second feed；
It is arranged on described mainboard and be located at the isolated area between described first feed and described second feed；
It is arranged on the first resonance modules among described isolated area, it is described that described first resonance modules coordinate described isolated area to improve
First antenna and the isolation of described second antenna.
2. antenna structure as claimed in claim 1 is it is characterised in that described first antenna and described second antenna are respectively positioned on institute
State the top of mainboard.
3. antenna structure as claimed in claim 1 is it is characterised in that described first resonance modules include LC resonance circuit.
4. antenna structure as claimed in claim 1 is it is characterised in that the position of described first resonance modules is located at described first
On shortest path between feed and described second feed.
5. antenna structure as claimed in claim 1 is it is characterised in that also include：
Second resonance modules, the first end of described second resonance modules is connected with described second feed, described second resonance modules
Second end ground connection；
Wave filter, the first end of described wave filter is connected with described first antenna, the second end of described wave filter and described first
Feed is connected.
6. antenna structure as claimed in claim 5 is it is characterised in that described wave filter is SAW filter.
7. antenna structure as claimed in claim 1 it is characterised in that described first antenna be gps antenna, described second antenna
For LTE communication antenna.
8. antenna structure as claimed in claim 3 it is characterised in that between described first antenna and described second antenna every
In the width spent according to described isolated area and described LC resonance circuit, L/C value is adjusted.
9. a kind of mobile terminal is it is characterised in that include the antenna structure as described in any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610818176.7A CN106450753A (en) | 2016-09-12 | 2016-09-12 | Antenna structure and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610818176.7A CN106450753A (en) | 2016-09-12 | 2016-09-12 | Antenna structure and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106450753A true CN106450753A (en) | 2017-02-22 |
Family
ID=58168767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610818176.7A Pending CN106450753A (en) | 2016-09-12 | 2016-09-12 | Antenna structure and mobile terminal |
Country Status (1)
| Country | Link |
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| TWM349564U (en) * | 2008-05-15 | 2009-01-21 | Cybertan Technology Inc | Antenna structure capable of enhancing the close inter-antenna isolation |
| CN201289902Y (en) * | 2008-05-26 | 2009-08-12 | 建汉科技股份有限公司 | Antenna structure capable of hoisting isolation degree between close range antenna |
| CN101582533A (en) * | 2008-05-12 | 2009-11-18 | 索尼爱立信移动通信日本株式会社 | Antenna device and communication terminal |
| CN201663217U (en) * | 2010-03-08 | 2010-12-01 | 荣昌科技股份有限公司 | Filter structure of antenna sharing platform |
| CN102037645A (en) * | 2008-11-27 | 2011-04-27 | 松下电器产业株式会社 | Antenna duplexer and communication device using same |
| CN104170164A (en) * | 2012-03-13 | 2014-11-26 | 微软公司 | Antenna isolation using a tuned ground plane notch |
| CN104521150A (en) * | 2012-08-10 | 2015-04-15 | 株式会社村田制作所 | Branch circuit and branch cable |
| CN205992593U (en) * | 2016-09-12 | 2017-03-01 | 广东欧珀移动通信有限公司 | The antenna structure of mobile terminal and mobile terminal |
-
2016
- 2016-09-12 CN CN201610818176.7A patent/CN106450753A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299156A (en) * | 1999-12-09 | 2001-06-13 | 株式会社村田制作所 | Non-reversible circuit device and communication equipment using said device |
| CN101582533A (en) * | 2008-05-12 | 2009-11-18 | 索尼爱立信移动通信日本株式会社 | Antenna device and communication terminal |
| TWM349564U (en) * | 2008-05-15 | 2009-01-21 | Cybertan Technology Inc | Antenna structure capable of enhancing the close inter-antenna isolation |
| CN201289902Y (en) * | 2008-05-26 | 2009-08-12 | 建汉科技股份有限公司 | Antenna structure capable of hoisting isolation degree between close range antenna |
| CN102037645A (en) * | 2008-11-27 | 2011-04-27 | 松下电器产业株式会社 | Antenna duplexer and communication device using same |
| CN201663217U (en) * | 2010-03-08 | 2010-12-01 | 荣昌科技股份有限公司 | Filter structure of antenna sharing platform |
| CN104170164A (en) * | 2012-03-13 | 2014-11-26 | 微软公司 | Antenna isolation using a tuned ground plane notch |
| CN104521150A (en) * | 2012-08-10 | 2015-04-15 | 株式会社村田制作所 | Branch circuit and branch cable |
| CN205992593U (en) * | 2016-09-12 | 2017-03-01 | 广东欧珀移动通信有限公司 | The antenna structure of mobile terminal and mobile terminal |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211202 Address after: 518057 Fuan Science and Technology Building, Block B, No. 13, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province, 207-2 Applicant after: Shenzhen Huantai Technology Co.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |