CN105811106B - Antenna assembly and mobile terminal - Google Patents
Antenna assembly and mobile terminal Download PDFInfo
- Publication number
- CN105811106B CN105811106B CN201610287150.4A CN201610287150A CN105811106B CN 105811106 B CN105811106 B CN 105811106B CN 201610287150 A CN201610287150 A CN 201610287150A CN 105811106 B CN105811106 B CN 105811106B
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- Prior art keywords
- mainboard
- slit
- field communication
- far
- metal shell
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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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a kind of antenna assembly and mobile terminal, the antenna assembly includes radiation assembly, metal shell and mainboard；The radiation assembly includes far-field communication and feeds body and near-field communication feed body；The mainboard is to send electromagnetic signal；The metal shell offers slit band；The slit band includes the first openend and the first closed end, and first openend to first closed end is extended with least one slit, and at least one slit formation empty regions, the empty regions are used for the electromagnetic signal by the mainboard.The mainboard both can be with radiating near field electromagnetic signal with radiated far field electromagnetic signal, and then avoid far field electromagnetic signal and near field electromagnetic signal from interfering, and using opening up slit band on the metal shell, so that the far field electromagnetic signal gain and near field electromagnetic signal gain of the mainboard radiation are strengthened, Consumer's Experience is improved.
Description
Technical field
The present invention relates to electronic device field, more particularly to a kind of antenna assembly and mobile terminal.
Background technology
Current mobile phone is all to isolate far-field communication antenna and near-field communication aerial, so that far-field communication antenna sets remote
Field communication radiant body, near-field communication aerial sets near-field communication radiant body.Yet with interior of mobile phone far-field communication radiant body
Separate with near-field communication radiant body, far-field communication radiant body is responsible for receiving and dispatching far field electromagnetic signal, and near-field communication radiant body is born
Duty transmitting-receiving near field electromagnetic signal.But there is the defect that far field electromagnetic signal and near field electromagnetic signal are interfered in Chang Rongyi.For
Avoid far field electromagnetic signal and near field electromagnetic signal from interfering, can only reduce gain and the near field electromagnetic of far field electromagnetic signal
The gain of signal, causes far field electromagnetic signal and near field electromagnetic signal weaker, reduces Consumer's Experience.
The content of the invention
In view of this, the present invention provides a kind of antenna assembly and mobile terminal for improving Consumer's Experience.
The present invention provides a kind of antenna assembly, wherein, the antenna assembly includes radiation assembly, metal shell and mainboard；
The radiation assembly includes far-field communication feed body, near-field communication feed body, and the far-field communication feed body and the near field are logical
Letter feed body is electrically connected to the mainboard, and the mainboard is to send electromagnetic signal；The metal shell is fixedly connected described
Mainboard, the metal shell offers slit band；The slit band includes the first opening positioned at the metal shell edge
End and the first closed end away from the metal shell edge, the slit band formed by least one slit, it is described at least
One slit formation empty regions, the empty regions are used for the electromagnetic signal by the mainboard.
Wherein, high resistant anticapacitance, the far field matching that the far-field communication feed body includes being sequentially connected in series in the mainboard are electric
Road and high-frequency radio frequency circuit, near-field communication feed body include being sequentially connected in series high impedance, inductance in the mainboard, near field
With circuit and low frequency radio frequency circuit, the high resistant anticapacitance and the high impedance, inductance are parallel to the mainboard.
Wherein, the mainboard is provided with gap and the distributing point positioned at the slot edge, and the distributing point electrical connection is described
Far-field communication feeds body and near-field communication feed body.
Wherein, the gap has second positioned at the second openend of the board edges and away from the board edges
Closed end, second opening is rectified to first openend, and second closure is rectified to a described closed end.
Wherein, the metal shell includes terminal bonnet, and the slit band is covered after being opened in the terminal, the radiation
Component also includes the first earth conductor for being fixedly connected with the terminal bonnet and the mainboard.
Wherein, the number of first earth conductor is multiple, and multiple first earth conductors are along the slit band
Edge equidistant arrangement.
Wherein, the metal shell also includes the terminal protecgulum mutually covered with the terminal bonnet, the radiation assembly position
Between the terminal bonnet and the terminal protecgulum, the radiation assembly also includes being fixedly connected with the terminal protecgulum and described
Second earth conductor of mainboard.
Wherein, the slit width of at least one slit is 0.01mm~0.5mm.
Wherein, the quantity of the slit is 2~5.
The present invention also provides a kind of mobile terminal, wherein, the mobile terminal includes the antenna described in above-mentioned any one
Device.
The antenna assembly and mobile terminal of the present invention, feeds body by the far-field communication and the near-field communication feeds body
The mainboard is electrically connected to, i.e., described mainboard can both be entered with radiated far field electromagnetic signal with radiating near field electromagnetic signal
And avoid far field electromagnetic signal and near field electromagnetic signal from interfering, and using opening up slit band on the metal shell, from
And make it that the far field electromagnetic signal gain and near field electromagnetic signal gain of the mainboard radiation are strengthened, improve user's body
Test.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, the required accompanying drawing used in embodiment will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram for the antenna assembly that the present invention is provided；
Fig. 2 is the schematic diagram of the radiation assembly of Fig. 1 antenna assembly；
Fig. 3 is the schematic diagram of the metal shell of Fig. 1 antenna assembly；
Fig. 4 is the schematic diagram for the mobile terminal that the present invention is provided.
Embodiment
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is carried out clear
Chu, it is fully described by.
A kind of antenna assembly 100 provided also referring to Fig. 1, Fig. 2 and Fig. 3, the present invention, the antenna assembly 100 is wrapped
Include radiation assembly 10, metal shell 20 and mainboard 30.The radiation assembly 10 includes far-field communication and feeds body 11 and near-field communication
Feed body 12.The far-field communication feed body 11 and near-field communication feed body 12 are arranged on mainboard 30, and are electrically connected to
The mainboard 30.The mainboard 30 is to send electromagnetic signal.The metal shell 20 is fixedly connected with the radiation assembly 10, institute
State metal shell 20 and offer slit band 21.The slit band 21 includes the first opening positioned at the edge of metal shell 20
End 211 and the first closed end 212 away from the edge of metal shell 20.The slit band 21 is by least one slit 213
Formed.The formation of at least one slit 213 empty regions.The empty regions 213 are used for the electromagnetism by the mainboard 30
Signal.It is understood that when the far-field communication feeds body 11 to the mainboard 30 transmission far-field communication electric feed signal, it is described
The radiated far field electromagnetic signal of mainboard 30；The near-field communication feeds body 11 and sends near-field communication electric feed signal to the mainboard 30
When, the radiating near field electromagnetic signal of mainboard 30.The antenna assembly 100 can apply in terminal, and the terminal can be hand
Machine, tablet personal computer or notebook computer etc..
Body 11 is fed by the far-field communication and the near-field communication feeds body 12 and is electrically connected to the mainboard 30, i.e.,
The mainboard 30 both can with radiated far field electromagnetic signal can with radiating near field electromagnetic signal, and then avoid far field electromagnetic signal and
Near field electromagnetic signal is interfered, and using slit band 21 is opened up on the metal shell 20, so that the mainboard 30
The far field electromagnetic signal gain and near field electromagnetic signal gain of radiation are strengthened, and improve Consumer's Experience.
In present embodiment, the far-field communication feed body 11 and near-field communication feed body 12 can be formed at institute
The circuit module on mainboard 30 is stated, the mainboard 30 is located at the inner side of metal shell 20.In other embodiments, the master
The quantity of plate 30 can be multiple, and far field feed body 11 and near-field communication feed 12 can also be respectively arranged at different mainboards
On 30, the mainboard 30 can also be independently of far field feed body 11 and near field feed body 12, the mainboard 30 with
The far field feed body 11 and near field feed body 12 are conducted through cable.
In present embodiment, the metal shell 20 can be terminal enclosure, can also be terminal protecgulum either terminal
Bonnet.20 pairs of the metal shell radiation assembly 10 is protected.The metal shell 20 can carry the inside of terminal
Mainboard and other functional units, and mainboard and functional unit are protected.The slit band 21 can be using laser cutting
Form.Specifically, the slit band 21 can be the edge incision by the metal shell 20, the metal is not completely cut through
Housing 20, so that the structural integrity of the metal shell 20, and then the metal shell 20 can bear larger external force
Effect.Specifically, the otch of the metal shell 20 forms the slit band 21.The extension side of at least one slit 213
To parallel with the bearing of trend of the slit band 21.The slit band 21 can be along parallel to the length of metal shell 20
Direction or width extension.In present embodiment, the slit band 21 prolongs along parallel to the width of metal shell 20
Stretch.In other embodiments, the slit band 21 can also be extends along sinuous curve.
Further, far-field communication feed body 11 include being sequentially connected in series high resistant anticapacitance 111 in the mainboard 30,
Far field match circuit 112 and high-frequency radio frequency circuit 113.The near-field communication feed body 12 includes being sequentially connected in series in the mainboard 30
High impedance, inductance 121, near field match circuit 122 and low frequency radio frequency circuit 123.The far field match circuit 112 and the height
Frequency radio circuit 113 forms the high-frequency branch of the radiation assembly 10, is that the mainboard 30 provides high frequency electric feed signal, so that
Obtain the mainboard 30 and radiate the electromagnetic signal of high resonant frequency, and then realize far-field communication.The high resistant anticapacitance 111 have compared with
High condensance, so that the far field match circuit 112 and the high-frequency radio frequency circuit 113 are presented with the near-field communication
Electric body 12 is isolated, it is to avoid the electric feed signal of the far-field communication feed body 11 disturbs the feed of the near-field communication feed body 12
Signal.Similarly, the near field match circuit 122 and the low frequency radio frequency circuit 123 form the low frequency point of the radiation assembly 10
Branch, is that the mainboard 30 provides low frequency electric feed signal, so that the mainboard 30 radiates the electromagnetic signal of low resonant frequency, enters
And realize near-field communication.The high impedance, inductance 121 has higher inductive impedance, so that the near field match circuit
122 and the low frequency radio frequency circuit 123 and the far-field communication feed body 11 be isolated, it is to avoid the near-field communication feeds body 12
Electric feed signal disturb the far-field communication to feed the electric feed signal of body 11.
Further, the mainboard 30 is provided with gap 131 and the distributing point 132 positioned at the edge of gap 131, the seam
Gap 131 has the second openend 133 positioned at the edge of mainboard 30 and the second closed end away from the edge of mainboard 30
134, the distributing point 132 electrically connects the far-field communication feed body 11 and near-field communication feed body 12.The gap 131
Can extend along linear extension or along curve.In present embodiment, width of the gap 131 along the mainboard 30
Spend direction extension.The distributing point 132 is located between second openend 133 and second closed end 134, the feed
Point 132 electrically connects the far-field communication feed body 11 and near-field communication feed body 12 simultaneously.Using being opened on the mainboard 30
If the gap 131 so that the formation of the antenna assembly 100 slit antenna.The mainboard 30 is divided into two by the gap 131
The radiation arm 135 of interconnection, and the gap 131 itself forms electric capacity, so that the mainboard 13 can be radiated not
With the electromagnetic wave of resonant frequency, so as to increase the bandwidth of the antenna assembly 100.
Further, the gap 131 is just to the slit band 21, and second openend 133 is just opened described first
Mouth end 211, second closed end 134 is just to a described closed end 212.Because the distributing point 132 is located at the gap
131 edge, so that the radiated electromagnetic wave maximum intensity at the gap 131 of the mainboard 30, by by the slit band
21 just cause the electromagnetic waveforms at the gap 131 into concussion diffraction to the gap 131, so as to further strengthen the antenna
The gain of the electromagnetic signal of device 100.
Further, the metal shell 20 includes terminal bonnet 22, and the slit band 21 is opened in the terminal bonnet
On 22, the radiation assembly 10 also includes the first earth conductor 14 for being fixedly connected with the terminal bonnet 22 and the mainboard 30.
In present embodiment, the terminal bonnet 22 is as earth polar, and the mainboard 30 of the antenna assembly 100 is through first earth conductor
14 ground connection.And then causing the terminal bonnet 22 to receive electric feed signal, the terminal bonnet 22 can also electromagnetic radiation signal.By
Turned in the terminal bonnet 22 through first earth conductor 14 with the mainboard 30, so as to radiate different resonant frequencies
Electromagnetic signal so that the antenna assembly 100 frequency range increase, that is, increase the bandwidth of the antenna assembly 100.Specifically
, the number of first earth conductor 14 is multiple, edge of multiple first earth conductors 14 along the slit band 21
Equidistant arrangement.Multiple first earth conductors 14 are simultaneously along the edge equidistant arrangement in the gap 131.Utilize the gap
131 edge ground connection, so as to reduce the current potential in the gap 131 so that the resonant frequency reduction at the gap 131, so that
So that the resonant frequency of the whole mainboard 30 is steady so that the signal stabilization of antenna assembly 100.
Further, the metal shell 20 also includes the terminal protecgulum 23 mutually covered with the terminal bonnet 22, described
Radiation assembly 10 is located between the terminal bonnet 22 and the terminal protecgulum 23, and the radiation assembly 10 also includes being fixedly connected
Second earth conductor 15 of the terminal protecgulum 23 and the mainboard 30.The terminal protecgulum 23 is mutually led with the terminal bonnet 22
It is logical.The terminal protecgulum 23 is same as earth polar, and the mainboard 30 is through second earth conductor 15 and the terminal protecgulum 23
Conducting so that the swept area increase of the radiation assembly 10, so as to further improve the radiance of the radiation assembly 10.
Further, the equidistant arrangement of at least one slit 213, the distance between adjacent two slits 213 are big
In the slit width of the slit 213.Specifically, in each slit band 21, the width between adjacent two slits 213
It is 1.5~2.0 with the ratio between the slit width of the slit 213, so that the slit 213 accounts for smaller, user's naked eyes can not divide
Distinguish the slit, and then the overall appearance for improving the metal shell 20.
More specifically, the slit width of the slit 213 is 0.01mm~0.5mm, and the number of the slit 213 is more than 2
~5.Ensure minimum in 0.01mm using the slit width of the slit 213 so that the slit 213 can not directly be differentiated by user
Go out, and ensure that the metal shell 20 can be by the signal of the radiation assembly 20, on the contrary, the seam of the slit 213
Width ensures maximum in 0.5mm so that the signal of the metal shell 20 is optimal by performance.Equally, the number of the slit 213
Minimum control is at 2, to ensure the appearance requirement of the metal shell 20, is controlled in the bar number maximum of the slit 213 5
Bar, performance is passed through with the signal for improving the metal shell 20.
Referring to Fig. 4, the present invention also provides a kind of mobile whole 200, the mobile terminal 200 includes the antenna assembly
100, it is to be understood that the mobile terminal 200 can be mobile phone, tablet personal computer or notebook computer.
The antenna assembly and mobile terminal of the present invention, feeds body by the far-field communication and the near-field communication feeds body
The mainboard is electrically connected to, i.e., described mainboard can both be entered with radiated far field electromagnetic signal with radiating near field electromagnetic signal
And avoid far field electromagnetic signal and near field electromagnetic signal from interfering, and using opening up slit band on the metal shell, from
And make it that the far field electromagnetic signal gain and near field electromagnetic signal gain of the mainboard radiation are strengthened, improve user's body
Test.
Above is the preferred embodiment of the present invention, it is noted that for those skilled in the art,
Under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as this hair
Bright protection domain.
Claims (9)
1. a kind of antenna assembly, it is characterised in that the antenna assembly includes radiation assembly, metal shell and mainboard；The spoke
Penetrate component and feed body and near-field communication feed body including far-field communication, the far-field communication feed body includes the high resistant being sequentially connected in series
Anticapacitance, far field match circuit and high-frequency radio frequency circuit；The high resistant anticapacitance of the far-field communication feed body is electrically connected to described
Mainboard, electromagnetic signal is sent by the mainboard；The near-field communication feed body includes high impedance, inductance, the near field being sequentially connected in series
Match circuit and low frequency radio frequency circuit；The high impedance, inductance is electrically connected to the mainboard, and sending electromagnetism by the mainboard believes
Number；The metal shell is fixedly connected with the mainboard, and the metal shell offers slit band；The slit band includes being located at institute
State metal shell edge the first openend and away from the metal shell edge the first closed end, the slit band by
At least one slit is formed, and at least one slit formation empty regions, the empty regions are used for by the mainboard
Electromagnetic signal；The high resistant anticapacitance high impedance, inductance in parallel, the high resistant anticapacitance by the far field match circuit and
The high-frequency radio frequency circuit and the near-field communication feed body phase isolates, the high impedance, inductance by the near field match circuit with
The low frequency radio frequency circuit is isolated with far-field communication feed body phase.
2. antenna assembly according to claim 1, it is characterised in that the mainboard is provided with gap and positioned at the gap side
The distributing point of edge, the distributing point electrically connects the far-field communication feed body and near-field communication feed body.
3. antenna assembly according to claim 2, it is characterised in that the gap has the positioned at the board edges
Two openends and the second closed end away from the board edges, second opening are rectified to first openend, described
Second closure is rectified to a described closed end.
4. antenna assembly according to claim 1, it is characterised in that the metal shell includes terminal bonnet, described micro-
Seamed belt is covered after being opened in the terminal, and the radiation assembly also includes being fixedly connected the of the terminal bonnet and the mainboard
One earth conductor.
5. antenna assembly according to claim 4, it is characterised in that the number of first earth conductor be it is multiple, it is many
Edge equidistant arrangement of individual first earth conductor along the slit band.
6. the antenna assembly according to claim or 4, it is characterised in that the metal shell also include with after the terminal
The terminal protecgulum mutually covered is covered, the radiation assembly is located between the terminal bonnet and the terminal protecgulum, the radiation group
Part also includes the second earth conductor for being fixedly connected with the terminal protecgulum and the mainboard.
7. antenna assembly according to claim 1, it is characterised in that the slit width of at least one slit be 0.01mm~
0.5mm。
8. antenna assembly according to claim 1, it is characterised in that the quantity of the slit is 2~5.
9. a kind of mobile terminal, it is characterised in that the mobile terminal includes the antenna described in claim 1~8 any one
Device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287150.4A CN105811106B (en) | 2016-04-29 | 2016-04-29 | Antenna assembly and mobile terminal |
| PCT/CN2016/089296 WO2017185528A1 (en) | 2016-04-29 | 2016-07-08 | Shell, antenna device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287150.4A CN105811106B (en) | 2016-04-29 | 2016-04-29 | Antenna assembly and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105811106A CN105811106A (en) | 2016-07-27 |
| CN105811106B true CN105811106B (en) | 2017-08-29 |
Family
ID=56456094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610287150.4A Active CN105811106B (en) | 2016-04-29 | 2016-04-29 | Antenna assembly and mobile terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105811106B (en) |
| WO (1) | WO2017185528A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848537A (en) * | 2017-01-13 | 2017-06-13 | 深圳市中天迅通信技术有限公司 | A kind of near field communication antenna device of use metal case terminal equipment |
| CN106972256B (en) * | 2017-01-19 | 2020-04-17 | 瑞声科技(新加坡)有限公司 | Antenna and mobile terminal |
| US10200105B2 (en) * | 2017-06-29 | 2019-02-05 | Apple Inc. | Antenna tuning components in patterned conductive layers |
| CN110416690A (en) * | 2018-04-28 | 2019-11-05 | Oppo广东移动通信有限公司 | The control method of electronic device and electronic device |
| CN108832250B (en) * | 2018-06-22 | 2021-07-09 | 瑞声科技（南京）有限公司 | Antenna assembly and mobile terminal |
| CN113055505B (en) * | 2019-12-26 | 2024-10-29 | 青岛海信移动通信技术有限公司 | Mobile terminal |
| CN113973142B (en) * | 2020-07-23 | 2024-10-25 | 北京小米移动软件有限公司 | Terminal equipment |
| CN112952343B (en) * | 2021-01-25 | 2023-12-05 | Oppo广东移动通信有限公司 | Electronic equipment |
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| CN101958456A (en) * | 2009-07-09 | 2011-01-26 | 苹果公司 | Cavity antennas for electronic device |
| CN102142855A (en) * | 2010-05-27 | 2011-08-03 | 苹果公司 | Shell structure for optimizing position of transmitted radio frequency signal |
| CN105244599A (en) * | 2015-10-30 | 2016-01-13 | 维沃移动通信有限公司 | Antenna of mobile terminal and mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08242118A (en) * | 1995-03-06 | 1996-09-17 | Sony Corp | Planar antenna, its resonance frequency control method and radio communication equipment |
| US20050054399A1 (en) * | 2003-09-10 | 2005-03-10 | Buris Nicholas E. | Method and apparatus for providing improved antenna bandwidth |
| CN102983875B (en) * | 2012-11-29 | 2015-06-10 | 中兴通讯股份有限公司 | Method and equipment for reducing interference to sensitivity of data card antenna |
| CN205141145U (en) * | 2015-11-18 | 2016-04-06 | 广东欧珀移动通信有限公司 | Many antenna structure and metal mobile terminal |
| CN205657170U (en) * | 2016-04-29 | 2016-10-19 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| CN205657166U (en) * | 2016-04-29 | 2016-10-19 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
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2016
- 2016-04-29 CN CN201610287150.4A patent/CN105811106B/en active Active
- 2016-07-08 WO PCT/CN2016/089296 patent/WO2017185528A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958456A (en) * | 2009-07-09 | 2011-01-26 | 苹果公司 | Cavity antennas for electronic device |
| CN102142855A (en) * | 2010-05-27 | 2011-08-03 | 苹果公司 | Shell structure for optimizing position of transmitted radio frequency signal |
| CN105244599A (en) * | 2015-10-30 | 2016-01-13 | 维沃移动通信有限公司 | Antenna of mobile terminal and mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105811106A (en) | 2016-07-27 |
| WO2017185528A1 (en) | 2017-11-02 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. |
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