CN107579337A - Antenna system and mobile terminal - Google Patents
Antenna system and mobile terminal Download PDFInfo
- Publication number
- CN107579337A CN107579337A CN201710567215.5A CN201710567215A CN107579337A CN 107579337 A CN107579337 A CN 107579337A CN 201710567215 A CN201710567215 A CN 201710567215A CN 107579337 A CN107579337 A CN 107579337A
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- China
- Prior art keywords
- connector
- antenna system
- switch
- antenna
- wiring board
- 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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Abstract
The present invention relates to a kind of antenna system and mobile terminal.The antenna system,Including metal rear shell,Wiring board,Antenna element,First connector,Second connector,3rd connector,4th connector and the 5th connector,Along the thickness direction of wiring board,Wiring board and antenna element interval are arranged in metal rear shell,Wiring board is provided with distributing point,Earth point,First tuning switch and second tune switch,First connector,Radiation frame of the one end of second connector and the 3rd connector with metal rear shell abuts,One end of 4th connector and the 5th connector abuts with antenna element,First connector,Second connector,3rd connector,The other end and distributing point of 4th connector and the 5th connector,Earth point,There is different combinations between first tuning switch and second tune switch,To form multiple-working mode,So as to enrich the debugging mode of antenna,Reduce antenna adjustment risk.
Description
Technical field
The present invention relates to communication technique field, more particularly to a kind of antenna system and mobile terminal.
Background technology
At present, the mobile terminal such as mobile phone with metal rear shell is in designing antenna, the single antenna scheme of generally use,
Such as：Using the distributing point on wiring board and antenna element (such as：FPC) electrical connection mode carry out aerial radiation,
Or carry out aerial radiation by the way of the distributing point on wiring board is connected with the side shell of metal rear shell.But use single day
It line scheme, can make it that the debugging mode of antenna is relatively simple, the higher requirement of antenna performance can not be met, and also add day
Line debugs risk.
The content of the invention
The invention provides a kind of antenna system and mobile terminal, can have a variety of antenna schemes, so as to abundant
The debugging mode of antenna, reduce antenna adjustment risk.
First aspect present invention provides a kind of antenna system, and it includes metal rear shell, wiring board, antenna element, first
Connector, the second connector, the 3rd connector, the 4th connector and the 5th connector, along the thickness direction of the wiring board, institute
State wiring board and the antenna element interval be arranged in the metal rear shell,
The wiring board is provided with distributing point, earth point, the first tuning switch and second tune switch,
The metal rear shell includes shell in radiating side shell, ground connection and connects shell in the radiating side shell and the ground connection
Metal dowel, there is gap band between shell in the radiating side shell and the ground connection,
One end of first connector, second connector and the 3rd connector is supported with the radiation frame
Connecing, one end of the 4th connector and the 5th connector abuts with the antenna element,
First connector, second connector, the 3rd connector, the 4th connector and the described 5th
Between the other end of connector and the distributing point, the earth point, first tuning switch and second tune switch
With different combinations, to form multiple-working mode.
Preferably, in a wherein mode of operation,
First connector electrically connects with first tuning switch, and second connector is electrically connected with the distributing point
Connect,
3rd connector, the 4th connector and the 5th connector respectively with the second tune switch,
The earth point and the distributing point disconnect.
Preferably, second connector is between the first connector and the metal dowel.
Preferably, first tuning switch includes switch chip and at least one match circuit, the switch chip energy
It is enough to be connected one of with each match circuit, the switch chip and the connection of different match circuits, so that the radiation
Frame has different working frequency range.
Preferably, in a wherein mode of operation,
First connector and second connector disconnect with first tuning switch and the distributing point respectively,
3rd connector electrically connects with second tune switch, and the 4th connector is electrically connected with the earth point
Connecing, the 5th connector electrically connects with the distributing point,
And the radiating side shell and the antenna element INDIRECT COUPLING.
Preferably, the 3rd connector is between the 5th connector and the metal dowel.
Preferably, the working frequency range of the radiating side shell covering is 790-960MHz；
The working frequency range of the antenna element covering is 1710-2690MHz.
Preferably, first connector, second connector, the 3rd connector, the 4th connector and
At least one of described 5th connector is fixed on the wiring board.
Preferably, first connector, second connector, the 3rd connector, the 4th connector and
At least one of described 5th connector is elastic component.
Second aspect of the present invention provides a kind of mobile terminal, and it includes the antenna system described in any of the above-described.
Technical scheme provided by the invention can reach following beneficial effect：
The first connector, the second connector, the 3rd connector, the 4th connector in antenna system provided by the present invention
And the 5th have between connector and distributing point on wiring board, earth point, the first tuning switch and second tune switch it is a variety of
Different connection combinations, therefore, it can become and dissolve a variety of antenna schemes, so as to enrich the debugging shape of the antenna system
State, reduce the debugging risk of antenna system.
It should be appreciated that the general description and following detailed description of the above are only exemplary, this can not be limited
Invention.
Brief description of the drawings
The decomposition texture schematic diagram for the antenna system that Fig. 1 is provided by the embodiment of the present invention；
In the antenna system that Fig. 2 is provided by the embodiment of the present invention, the structural representation of metal rear shell and wiring board；
The structural representation of the metal rear shell for the antenna system that Fig. 3 is provided by the embodiment of the present invention；
The radiation efficiency figure of the antenna system that Fig. 4 is provided by the embodiment of the present invention in one mode of operation；
Radiation efficiency figures of the Fig. 5 by the antenna system that the embodiment of the present invention provides under another mode of operation.
Reference：
10- metal rear shells；
100a- radiating side shells；
Shell in 100b- ground connection；
100c- metal dowels；
100d- gaps band；
20- wiring boards；
30- antenna elements；
The connectors of 40- first；
The connectors of 50- second；
The connectors of 60- the 3rd；
The connectors of 70- the 4th；
The connectors of 80- the 5th.
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the present invention
Example, and for explaining principle of the invention together with specification.
Embodiment
The present invention is described in further detail below by specific embodiment and with reference to accompanying drawing.
As shown in Figure 1 to Figure 3, the embodiments of the invention provide a kind of antenna system, the antenna system can be applied to mobile phone
Deng mobile terminal, and this antenna system includes metal rear shell 10, wiring board 20, antenna element 30, the first connector 40, second and connected
Fitting 50, the 3rd connector 60, the 4th connector 70 and the 5th connector 80, along the thickness direction of wiring board 20, wiring board 20
It is disposed on antenna element 30 in metal rear shell 10, the antenna element 30 can use FPC (Flexible Printed
Circuit, flexible PCB) it is made or using LDS (Laser Direct Structuring, laser direct forming skill
Art) technique is arranged in the fore shell plastic portions (not shown) of mobile terminal, and the wiring board 20 is provided with distributing point, ground connection
Point, the first tuning switch and second tune switch.
And above-mentioned metal rear shell 10 includes shell 100b and connection radiating side shell 100a in radiating side shell 100a, ground connection and connect
Shell 100b metal dowel 100c in ground, by setting shell in metal dowel 100c connections radiating side shell 100a and ground connection
100b, the integrated connection intensity of metal rear shell 10 can be improved, and there is seam between shell 100b in the radiating side shell 100a and ground connection
Gap band 100d, the gap band 100d in can be filled with insulating materials (such as：Plastic material), so design is not only beneficial to aerial system
The radiation of system, and the structural strength and safety in utilization of mobile terminal are also ensured, and ensure the outer of mobile terminal entirety
Texture is seen, improves user experience.
Wherein, one end of above-mentioned first connector 40, the second connector 50 and the 3rd connector 60 is supported with radiation frame
Connect, one end of the 4th connector 70 and the 5th connector 80 abuts with antenna element 30, the first connector 40, the second connector
50th, the other end and distributing point of the 3rd connector 60, the 4th connector 70 and the 5th connector 80, earth point, the first tuning are opened
Close and second tune switch between there is different combinations, to form multiple-working mode, so as to become dissolve it is a variety of
Antenna scheme, to enrich the debugging mode of the antenna system, reduce the debugging risk of antenna system.
Specifically, the antenna system may include following two kinds of antenna schemes：
The first scheme：In a mode of operation, the first connector 40 electrically connects with the first tuning switch, the second connection
Part 50 electrically connects with distributing point, it is preferable that the second connector 50 is between the first connector 40 and metal dowel 100c；And
3rd connector 60, the 4th connector 70 and the 5th connector 80 disconnect with second tune switch, earth point and distributing point respectively.
In this operating mode, the major radiator of the radiation frame as antenna system, and metal dowel 100c is as antenna
The reference ground of system, metal dowel 100c, radiation frame and the second connector 50 can be equivalent to a PIFA (Planar
Inverted F Antenna, flat board Inverted-F Antennas) antenna.
In addition, above-mentioned first tuning switch has different working conditions, different conditions are switched by the first tuning switch,
It may be such that the electrical length of the radiation frame changes, so that radiation frame has different working frequency range, i.e.,：Low frequency work
Make frequency range (790~960MHz) and medium-high frequency working frequency range (1710~2690MHz).
Specifically, this first tuning switch includes switch chip and at least one match circuit, and the switch chip can be with
One of each match circuit connects, and the switch chip connects from different match circuits, so that radiation frame has difference
Working frequency range.That is, the different conditions of the first tuning switch are that different match circuits is switched to by switch chip
With realization.
It should be noted that each match circuit can connect one kind or more in resistive element, inductance element, capacity cell
Kind, or the match circuit can also be in open-circuit condition.
Wherein, in the first scheme, the radiation efficiency figure of the antenna system is as shown in Figure 4.
Second scheme：In another mode of operation, the first connector 40 and the second connector 50 are adjusted with first respectively
Humorous switch and distributing point disconnect, and the 3rd connector 60 electrically connects with second tune switch, and the 4th connector 70 is electrically connected with earth point
Connect, the 5th connector 80 electrically connects with distributing point, it is preferable that the 3rd connector 60 is positioned at the 5th connector 80 and metal dowel
Between 100c, and radiating side shell 100a and the INDIRECT COUPLING of antenna element 30.In this operating mode, the antenna element 30 and spoke
Major radiators of the side shell 100a as antenna system is penetrated, specifically, the antenna element 30 is the master of medium-high frequency working frequency range
Radiant body is wanted, radiating side shell 100a is the major radiator of low frequency operation frequency range, what deserves to be explained is, medium-high frequency work frequency
Section is in the range of 1710-2690MHz, and low frequency operation frequency range is in the range of 790-960MHz.In other words, radiating side shell 100a
The working frequency range of covering is 790-960MHz；The working frequency range that antenna element 30 covers is 1710-2690MHz.
In addition, second tune switch has different working conditions, switching different conditions are switched by second tune, can
So that the electrical length of the radiation frame changes, so that radiation frame has different operating frequency range.
Wherein, in second scheme, the radiation efficiency figure of the antenna system is as figure 5 illustrates.
Based on said structure, in one embodiment of the invention, above-mentioned first connector 40, the second connector 50,
In the fixed assist side 20 of at least one of three connectors 60, the 4th connector 70 and the 5th connector 80, to ensure first
The installation of connector 40, the second connector 50, the 3rd connector 60, the 4th connector 70, the 5th connector 80 and wiring board 20
Steadiness.
Preferably, the first connector 40, the second connector 50, the 3rd connector 60, the 4th connector 70 and the 5th connection
Part 80 is each attached on wiring board 20.
In one embodiment of the invention, above-mentioned first connector 40, the second connector 50, the 3rd connector 60,
At least one of four connectors 70 and the 5th connector 80 are elastic component, are so designed to ensure the first connector 40, the
At least one of two connectors 50, the 3rd connector 60, the 4th connector 70, the 5th connector 80 and radiation frame or antenna
Unit 30 is reliably connected.
Preferably, the first connector 40, the second connector 50, the 3rd connector 60, the 4th connector 70 and the 5th connection
Part 80 is elastic component, and first connector 40, the second connector 50, the 3rd connector 60, the 4th connector 70 and the 5th connect
One end of fitting 80 is each attached on wiring board 20, and the first connector 40, the second connector 50, the 3rd connector 60 is another
Hold and abutted with radiation frame and there is the elastic deformation towards radiation frame to recover trend, to ensure the first connector 40, second
Connector 50, the other end of the 3rd connector 60 and radiation frame are reliably connected, the 4th connector 70 and the 5th connector 80
The other end abuts with antenna element 30 and with sprung back's trend towards antenna element 30, to ensure the 4th connector
70 and the 5th connector 80 the other end with radiation frame be reliably connected.
What deserves to be explained is first connector 40, the second connector 50, the 3rd connector 60, the 4th connector 70 and
Can be by discrete between the other end and distributing point of 5th connector 80, earth point, the first tuning switch and second tune switch
Element connects, so that the antenna system can cover more working frequency range.Wherein, the discrete component can be resistive element, electricity
Hold the one or more in element and inductance element.
In addition, present invention also offers a kind of mobile terminal, it includes the antenna system described in any of the above-described embodiment.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of antenna system, it is characterised in that connect including metal rear shell, wiring board, antenna element, the first connector, second
Fitting, the 3rd connector, the 4th connector and the 5th connector, along the thickness direction of the wiring board, the wiring board and institute
Antenna element interval is stated to be arranged in the metal rear shell；
The wiring board is provided with distributing point, earth point, the first tuning switch and second tune switch,
The metal rear shell includes the metal of shell in shell in radiating side shell, ground connection and the connection radiating side shell and the ground connection
Dowel, there is gap band between shell in the radiating side shell and the ground connection；
One end of first connector, second connector and the 3rd connector abuts with the radiation frame,
One end of 4th connector and the 5th connector abuts with the antenna element；
First connector, second connector, the 3rd connector, the 4th connector and the 5th connection
Have between the other end of part and the distributing point, the earth point, first tuning switch and second tune switch
Different combination, to form multiple-working mode.
2. antenna system according to claim 1, it is characterised in that in a wherein mode of operation,
First connector electrically connects with first tuning switch, and second connector electrically connects with the distributing point；
3rd connector, the 4th connector and the 5th connector switch with the second tune, are described respectively
Earth point and the distributing point disconnect.
3. antenna system according to claim 2, it is characterised in that second connector is located at the first connector and institute
State between metal dowel.
4. antenna system according to claim 3, it is characterised in that
First tuning switch includes switch chip and at least one match circuit, and the switch chip can be with each described
Connected with one of circuit, the switch chip connects from different match circuits, so that the radiation frame has difference
Working frequency range.
5. antenna system according to claim 1, it is characterised in that in a wherein mode of operation,
First connector and second connector disconnect with first tuning switch and the distributing point respectively,
3rd connector electrically connects with second tune switch, and the 4th connector electrically connects with the earth point,
5th connector electrically connects with the distributing point,
And the radiating side shell and the antenna element INDIRECT COUPLING.
6. antenna system according to claim 5, it is characterised in that
3rd connector is between the 5th connector and the metal dowel.
7. antenna system according to claim 6, it is characterised in that
The working frequency range of the radiating side shell covering is 790-960MHz；
The working frequency range of the antenna element covering is 1710-2690MHz.
8. antenna system according to any one of claim 1 to 7, it is characterised in that
First connector, second connector, the 3rd connector, the 4th connector and the 5th connection
At least one of part is fixed on the wiring board.
9. antenna system according to any one of claim 1 to 7, it is characterised in that
First connector, second connector, the 3rd connector, the 4th connector and the 5th connection
At least one of part is elastic component.
10. a kind of mobile terminal, it is characterised in that including antenna system as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710567215.5A CN107579337B (en) | 2017-07-12 | 2017-07-12 | Antenna system and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710567215.5A CN107579337B (en) | 2017-07-12 | 2017-07-12 | Antenna system and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107579337A true CN107579337A (en) | 2018-01-12 |
| CN107579337B CN107579337B (en) | 2020-03-20 |
Family
ID=61049742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710567215.5A Expired - Fee Related CN107579337B (en) | 2017-07-12 | 2017-07-12 | Antenna system and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107579337B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321508A (en) * | 2018-01-31 | 2018-07-24 | 广东欧珀移动通信有限公司 | Antenna module and electronic equipment |
| CN108417966A (en) * | 2018-01-25 | 2018-08-17 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and mobile terminal |
| CN108808222A (en) * | 2018-06-19 | 2018-11-13 | 深圳市万普拉斯科技有限公司 | Antenna system and electronic equipment |
| CN108832313A (en) * | 2018-05-28 | 2018-11-16 | Oppo广东移动通信有限公司 | Electronic device |
| CN109149085A (en) * | 2018-08-03 | 2019-01-04 | 瑞声科技(新加坡)有限公司 | antenna system and mobile terminal |
| CN109167601A (en) * | 2018-07-18 | 2019-01-08 | 深圳市万普拉斯科技有限公司 | Mobile device |
| CN110011025A (en) * | 2018-12-29 | 2019-07-12 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and mobile terminal |
| CN110474160A (en) * | 2019-09-25 | 2019-11-19 | 南昌黑鲨科技有限公司 | Antenna and mobile terminal |
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| WO2015121758A2 (en) * | 2014-01-22 | 2015-08-20 | Galtronics Corporation Ltd. | Conductive loop antennas |
| CN106450680A (en) * | 2016-11-04 | 2017-02-22 | 珠海市魅族科技有限公司 | Terminal |
| US20170117614A1 (en) * | 2015-10-26 | 2017-04-27 | AAC Technologies Pte. Ltd. | Antenna system with full metal back cover |
| CN106711583A (en) * | 2016-12-29 | 2017-05-24 | 努比亚技术有限公司 | Terminal antenna frequency band expansion structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015121758A2 (en) * | 2014-01-22 | 2015-08-20 | Galtronics Corporation Ltd. | Conductive loop antennas |
| US20170117614A1 (en) * | 2015-10-26 | 2017-04-27 | AAC Technologies Pte. Ltd. | Antenna system with full metal back cover |
| CN106450680A (en) * | 2016-11-04 | 2017-02-22 | 珠海市魅族科技有限公司 | Terminal |
| CN106711583A (en) * | 2016-12-29 | 2017-05-24 | 努比亚技术有限公司 | Terminal antenna frequency band expansion structure |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417966A (en) * | 2018-01-25 | 2018-08-17 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and mobile terminal |
| CN108321508A (en) * | 2018-01-31 | 2018-07-24 | 广东欧珀移动通信有限公司 | Antenna module and electronic equipment |
| CN108832313A (en) * | 2018-05-28 | 2018-11-16 | Oppo广东移动通信有限公司 | Electronic device |
| CN108832313B (en) * | 2018-05-28 | 2021-03-02 | Oppo广东移动通信有限公司 | Electronic device |
| CN108808222A (en) * | 2018-06-19 | 2018-11-13 | 深圳市万普拉斯科技有限公司 | Antenna system and electronic equipment |
| CN108808222B (en) * | 2018-06-19 | 2021-02-02 | 深圳市万普拉斯科技有限公司 | Antenna system and electronic device |
| CN109167601A (en) * | 2018-07-18 | 2019-01-08 | 深圳市万普拉斯科技有限公司 | Mobile device |
| CN109167601B (en) * | 2018-07-18 | 2021-10-08 | 深圳市万普拉斯科技有限公司 | Mobile device |
| CN109149085A (en) * | 2018-08-03 | 2019-01-04 | 瑞声科技(新加坡)有限公司 | antenna system and mobile terminal |
| WO2020024657A1 (en) * | 2018-08-03 | 2020-02-06 | 瑞声声学科技(深圳)有限公司 | Antenna system and mobile terminal |
| CN110011025A (en) * | 2018-12-29 | 2019-07-12 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and mobile terminal |
| CN110474160A (en) * | 2019-09-25 | 2019-11-19 | 南昌黑鲨科技有限公司 | Antenna and mobile terminal |
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| Publication number | Publication date |
|---|---|
| CN107579337B (en) | 2020-03-20 |
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