CN107887685A - Antenna assembly and mobile terminal - Google Patents
Antenna assembly and mobile terminal Download PDFInfo
- Publication number
- CN107887685A CN107887685A CN201711254228.3A CN201711254228A CN107887685A CN 107887685 A CN107887685 A CN 107887685A CN 201711254228 A CN201711254228 A CN 201711254228A CN 107887685 A CN107887685 A CN 107887685A
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- China
- Prior art keywords
- present
- antenna assembly
- shell fragment
- antenna
- sheet metal
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
Abstract
This application provides a kind of antenna assembly and mobile terminal.The antenna assembly includes：Metal shell, present shell fragment and circuit board in ground, the metal shell is provided with slit antenna and ground feedback sheet metal, sheet metal is presented describedly to electrically connect with the slit antenna, the circuit board includes the first surface and second surface being oppositely arranged, the tuning switch of the slit antenna is arranged on the first surface, shell fragment is presented describedly is arranged on the second surface, and it is described present shell fragment and with described present sheet metal electrically connect, the circuit board includes the through hole through the first surface and the second surface, the grounding ports of the tuning switch are electrically connected by the through hole and described present shell fragment.
Description
Technical field
The application is related to electronic device field, more particularly to a kind of antenna assembly and mobile terminal.
Background technology
With the development of mobile communication technology, mobile terminal (particularly mobile phone) developed diversified form and
Material.Due to metal back cover so that the outward appearance of mobile terminal is more gorgeous, and metal back cover is more wear-resisting, therefore, will be mobile whole
The bonnet (battery cover) at end is arranged to metal material gradually into main flow.Mobile terminal is being communicated with other mobile terminals
When, it is often necessary to electromagnetic wave signal is radiate by antenna, and needs antenna to receive the electricity that other mobile terminals are sent
Magnetostatic wave signal.Currently used antenna is planar inverted-F antenna (Planar Inverted-F Antenna, PIFA) and inverse-F antenna
(Inverted-F Antenna,IFA).However, these antenna be applied to metal shell mobile terminal on when, due to metal outside
The shielding action of shell, these antenna can not receive electromagnetic wave signal and can not radiated electromagnetic wave signals.Therefore, on metal shell
Antenna slit is usually set, electromagnetic wave signal is radiate and received electromagnetic wave signal.However, the movement of metal shell
Terminal easily causes radiation dispersion exceeded when electromagnetic signals.Radiation dispersion is the forcible authentication of electronic equipment
Mobile logical communication system (Global System for Mobile Communication, the GSM) frequency of index, the particularly whole world
Section, because the power of GSM in itself is higher, it is easy to cause radiation dispersion exceeded.For example, pumping signal is used to produce
GSM900GHZ electromagnetic wave signal, often produce the harmonic waves such as second harmonic (1800GHZ) or triple-frequency harmonics (2700GHZ).
When the energy of second harmonic and triple-frequency harmonics is reached at the tuning switch of slit antenna, the tuning switch of slit antenna will be by this
The harmonic waves such as a little useless second harmonics and triple-frequency harmonics are radiate via antenna slit, so as to cause radiation dispersion exceeded.
The content of the invention
This application provides a kind of antenna assembly.The antenna assembly includes：Metal shell, present shell fragment and circuit
Plate, the metal shell are provided with slit antenna and ground feedback sheet metal, present sheet metal describedly and electrically connected with the slit antenna,
The circuit board includes the first surface and second surface that are oppositely arranged, and the tuning switch of the slit antenna is arranged on described the
One surface, present shell fragment describedly and be arranged on the second surface, and it is described present shell fragment and with described present sheet metal electrically connect, institute
Present sheet metal ground connection with stating, the circuit board includes the perforation through the first surface and the second surface, the tuning
The grounding ports of switch are electrically connected by the perforation and described present shell fragment.
Compared to prior art, in the antenna assembly of the application, the tuning switch of slit antenna is arranged on circuit board
First surface, ground feedback shell fragment are arranged on the second surface of circuit board, and circuit board includes passing through through first surface and second surface
Hole, by the way that the grounding ports of the tuning switch of slit antenna are presented into shell fragment electrically by the perforation on the circuit board, and
Sheet metal is presented by the ground being connected with ground feedback shell fragment and is transferred to earth polar, so that by electromagnetic wave caused by pumping signal in tuning switch
The harmonic wave such as second harmonic caused by place and triple-frequency harmonics quick backflow is to earth polar, so as to reach the skill of quick elimination radiation dispersion
Art effect.And then improve the communication quality of mobile terminal that the antenna assembly applied in communication.
Present invention also provides a kind of mobile terminal, the mobile terminal includes the antenna assembly.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the embodiment of the present application, will use below required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the application, 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 structural representation for the antenna assembly that the embodiment of the application one provides.
Fig. 2 is to present the structural representation that shell fragment is connected with tuning switch in the antenna assembly that the embodiment of the application one provides
Figure.
Fig. 3 is to present the structure that shell fragment is connected with tuning switch in the antenna assembly that another embodiment of the application provides to show
It is intended to.
Fig. 4 is the structural representation of the circuit board in the application antenna assembly.
Fig. 5 is the structural representation for the antenna assembly that another embodiment of the application provides.
Fig. 6 is along the cross-sectional view of I-I lines in Fig. 5.
Fig. 7 is the arrangement signal that the through hole in sheet metal is presented on the ground in the antenna assembly that the embodiment of the application one provides
Figure.
Fig. 8 is the structural representation that sheet metal is presented on the ground that the embodiment of the application one provides.
Fig. 9 is the structural representation that sheet metal is presented on the ground that another embodiment of the application provides.
Figure 10 is the structural representation that sheet metal is presented on the ground that the another embodiment of the application provides.
Figure 11 is the structural representation for the mobile terminal that the embodiment of the application one provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only some embodiments of the present application, rather than whole embodiments.It is based on
Embodiment in the application, those of ordinary skill in the art are obtained every other under the premise of creative work is not paid
Embodiment, belong to the scope of the application protection.
In the description of the embodiment of the present application, it is to be understood that the orientation or position relationship of the instruction such as term " thickness " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the application and simplifies description, rather than imply or refer to
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the application.
Referring to Fig. 1, Fig. 1 is the structural representation for the antenna assembly that the embodiment of the application one provides.The application provides
A kind of antenna assembly 10, the antenna assembly 10 are applied to mobile terminal.The mobile terminal is included but are not limited to as intelligence
Mobile phone, internet device (mobile internet device, MID), e-book, portable broadcast station (Play Station
Portable, PSP) or the portable set such as personal digital assistant (Personal Digital Assistant, PDA).
The antenna assembly 10 includes：Metal shell 100, present shell fragment 200 and circuit board 300, the metal shell
100 are provided with slit antenna 110 and ground feedback sheet metal 120, present sheet metal 120 describedly and are electrically connected with the slit antenna 110,
Sheet metal 120 to be presented describedly to be grounded, the circuit board 300 includes the first surface 300a and second surface 300b being oppositely arranged,
The tuning switch 111 of the slit antenna 110 is arranged on the first surface 300a, present describedly shell fragment 200 be arranged on it is described
Second surface 300b, and it is described present shell fragment 200 and with described present sheet metal 120 electrically connect, the circuit board 300 includes running through
The first surface 300a and the second surface 300b perforation 310, the grounding ports 111a of the tuning switch 111 pass through
The perforation 310 electrically connects presents shell fragment 200 describedly.
Radiation dispersion is the forcible authentication index of electronic equipment, particularly the mobile logical communication system (Global in the whole world
System for Mobile Communication, GSM) frequency range, because the power of GSM in itself is higher, it is easy to cause to radiate
It is spuious exceeded.For example, in one embodiment, pumping signal is used for the electromagnetic wave signal for producing GSM900GHZ, often
Produce the harmonic waves such as second harmonic (1800GHZ) or triple-frequency harmonics (2700GHZ).When the energy of second harmonic and triple-frequency harmonics arrives
Up at the tuning switch 111 of slit antenna 110, the tuning switch 111 of slit antenna 110 will be by these useless second harmonics
And the harmonic radiation such as triple-frequency harmonics is gone out, so as to cause radiation dispersion exceeded.For GSM900GHZ electromagnetic wave signal,
The harmonic wave such as second harmonic and triple-frequency harmonics forms radiation dispersion.
Compared to prior art, in the antenna assembly 10 of the application, the tuning switch 111 of slit antenna 110 is arranged on
The first surface 300a of circuit board 300, ground feedback shell fragment 200 are arranged on the second surface 300b of circuit board 300, and circuit board 300 wraps
The perforation 310 through first surface 300a and second surface 300b is included, passes through connecing the tuning switch 111 of slit antenna 110
Ground port 111a presents shell fragment 200 electrically by the perforation 310 on the circuit board 300, and by presenting the phase of shell fragment 200 with ground
Ground feedback sheet metal 120 even is transferred to earth polar, so as to by electromagnetic wave caused by pumping signal at the tuning switch 111 caused by two
The harmonic wave such as subharmonic and triple-frequency harmonics quick backflow is to earth polar, so as to reach the technique effect of quick elimination radiation dispersion.Enter
And improve the communication quality of mobile terminal that the antenna assembly applied in communication.
In one embodiment, referring to Fig. 2, Fig. 2 is to present bullet in the antenna assembly that the embodiment of the application one provides
The structural representation that piece is connected with tuning switch.The opening of shell fragment 200 and the perforation 310 in the second surface is presented describedly
Pre-determined distance between end be present, the grounding ports 111a of the tuning switch 111 passes through the perforation 310 and described described
Connecting wire 112 on two surface 300b electrically connects presents shell fragment 200 describedly.
Preferably, the connecting wire 112 is located at openend and institute of the perforation 310 on the second surface 300b
Present with stating on the line between the center of shell fragment 200.The connecting wire 112 is located at the perforation 310 in the second surface
On line between projection on 300b and described the center for presenting shell fragment 200, so that the length of the connecting wire 112
It is most short, further such that it is miscellaneous further to improve elimination radiation to earth polar for the harmonic wave such as second harmonic and triple-frequency harmonics quick backflow
Scattered speed.
In another embodiment, referring to Fig. 3, Fig. 3 is in the antenna assembly that another embodiment of the application provides
The structural representation that feedback shell fragment is connected with tuning switch.Shell fragment 200 is presented describedly be located at an openend of the perforation 310 set
Put, the grounding ports 111a of the tuning switch 111 is electrically connected by the perforation 310 and described presented shell fragment 200.This embodiment party
In formula, set by by described presenting the corresponding perforation 310 of shell fragment 200, further shorten the earth terminal of tuning switch 111
Mouth the distance between 111a and earth polar, further such that the harmonic wave such as second harmonic and triple-frequency harmonics quick backflow enters one to earth polar
Step improves the speed for eliminating radiation dispersion.
Referring to Fig. 4, Fig. 4 is the structural representation of the circuit board in the application electricity antenna assembly.The circuit board 300 wraps
Multiple dielectric layers 320 are included, the first sub- perforation 310, the first sub- perforation 310 of multiple dielectric layers are set on each dielectric layer
Pass to form the perforation 310.In the present embodiment, three media being cascading are included with the circuit board 300
Illustrate exemplified by layer, describe for convenience, three layers of dielectric layer are respectively designated as first medium layer 320a, second dielectric layer 320b
And open up the first sub- perforation 310a on the 3rd dielectric layer 320c, the first medium layer 320a, on the second dielectric layer 320b
The first sub- perforation 310b is opened up, the first sub- perforation 310c is opened up on the 3rd dielectric layer 320c.On first medium layer 320a
The institute on the described first sub- perforation 310b and the 3rd dielectric layer 320c on the first sub- perforation 310a, second dielectric layer 320b
The first sub- perforation 310c UNICOMs are stated, to form the perforation 310.
The antenna assembly 10 also includes main feed sheet metal 400 and main feed shell fragment 500, and place main feed sheet metal 400 is set
On the metal shell 100, the main feed shell fragment 500 is arranged on the circuit board 300, and the main feed shell fragment 500 abuts
The main feed sheet metal 400.
Also referring to Fig. 5 and Fig. 6, Fig. 5 is the structural representation for the antenna assembly that another embodiment of the application provides；
Fig. 6 is along the cross-sectional view of I-I lines in Fig. 5.The antenna assembly 10 also includes multiple connectors 600, the metal
Housing 100 includes Part I 100a, Part II 100b and sealant 100c, the Part I 100a and described second
It is arranged at intervals between point 100b to form antenna slit, the sealant 100c is arranged in the antenna slit, for by institute
State Part I 100a and the Part II 100b links together.Sheet metal 120 is presented describedly presents portion subly including first
121st, portion 122 and pars intermedia 123 are presented second subly, described first presents portion 121 and described second present portion 122 subly and distinguish subly
It is arranged on the relative both ends of the pars intermedia 123, described first presents portion 121 and described second present portion 122 subly and set subly
There are multiple through hole 120a, the peripheral and described connector 600 that the connector 600 is arranged on the through hole 120a is used for by described in
First presents portion 121 subly electrically connects with the Part I 100a, and the connector 600 sub presents portion 122 by described second
Electrically connected with the Part II 100b.
Because the metal shell 100 of metal material has shielding action, the shifting that the antenna assembly 10 is applied to electromagnetic wave
The built-in aerial of dynamic terminal 1 can not receive and send electromagnetic wave signal, in order to solve the metal shell 100 of mobile terminal 1 to electricity
The shielding problem of magnetic wave, by forming antenna slit on the metal shell 100 of metal material, to cause in mobile terminal 1
Antenna is put by the antenna slit to receive and send electromagnetic wave signal.In order to seal the metal shell 100, in slit
Fill the reception on electromagnetic wave and transmission does not have influential sizing material, to realize the sealing of metal shell 100.In present embodiment,
The metal shell 100 is the back-cover of mobile phone.In the present embodiment, the Part I 100a and Part II 100b
For metal material, the sealant 100c does not have influential sizing material for the reception on electromagnetic wave and transmission.
The connector 600 with described is presented sheet metal 120 and is structure as a whole.In the present embodiment, there is provided full wafer
Metal substrate and laser aid are presented in ground, present first end, the second end and connecting portion that metal substrate includes being oppositely arranged describedly,
The first end and second end are separately positioned on the relative both ends of the connecting portion.It is metal material to present metal substrate describedly
Matter, and be structure as a whole.The first end is corresponded into the Part I 100a to set, second end corresponds to described second
100b is divided to set, the connecting portion is corresponded into the antenna slit is set.Laser is in the first end caused by laser aid
Carved away from the Part I 100a surfaces, the partial melting that the first end is irradiated by the laser, it is logical to be formed
Hole 120a, the molten metal after thawing flow into the periphery of the through hole 120a, and flow between first end and Part I 100a.It is cold
But the molten metal after forms the connector 600, and the first end formed after through hole 120a is formed as described first and presents portion subly
121, institute's connector 600 is arranged on the described first through hole 120a for presenting portion 121 subly periphery, and sub presents portion by described first
121 electrically connect with the Part I 100a.Similarly, laser caused by laser generator is remote described at second end
Part II 100b surface is carved, the partial melting that second end is irradiated by the laser, to form through hole 120a,
Molten metal after thawing flows into the periphery of the through hole 120a, and flows between second end and the Part II 100b.
Molten metal after cooling forms the connector 600, and portion is presented in the second end formed after through hole 120a subly as described second
122, the connector 600 is arranged on the described second through hole 120a for presenting portion 122 subly periphery, and described second sub is presented
Portion 122 electrically connects with the Part II 100b.Presented describedly in sheet metal 120 it is to be appreciated that the connecting portion is formed
Between portion 123.
Preferably, multiple through hole 120a arrange in matrix.In the present embodiment, multiple through hole 120a are in square
Battle array arrangement.By the way that the through hole 120a is arranged in matrix, so that the harmonic wave such as second harmonic and triple-frequency harmonics is described
Caused electric current is from being more uniformly transferred to the Part I 100a and Part II 100b on feedback sheet metal 120,
Accelerate the speed for eliminating radiation dispersion.
Preferably, the through hole 120a is shaped as circular or ellipse.The through hole 120a be shaped as it is circular or
Person's ellipse can cause the harmonic waves such as second harmonic and triple-frequency harmonics described to present on sheet metal 120 caused electric current equably
It is transferred to earth polar.And the through hole 120a be shaped as circular or ellipse can so that described first present subly portion 121 and
Described second present subly portion 122 stress distribution it is more uniform, described first presents portion 121 and described second presents portion 122 subly subly
It is not easy to be damaged.
Referring to Fig. 7, Fig. 7 is the through hole in the ground feedback sheet metal in the antenna assembly that the embodiment of the application one provides
Arrangement schematic diagram.In line n, adjacent two through hole 120a are arranged at intervals and form gap, described in the (n+1)th row
Through hole 120a is partially housed in the gap, and n is positive integer.In line n, adjacent two through hole 120a intervals are set
Putting, and form gap, the through hole 120a in the (n+1)th row is partially housed in the gap, wherein, n is positive integer.At this
In embodiment, by by the through hole 120a in the (n+1)th row be partially housed in the through hole 120a of adjacent in line n two it
Between the gap that is formed so that the first of unit area presents more through hole 120a is set in portion 121 subly, and unit area
Second present subly more through hole 120a be set in portion 122 so that presenting on sheet metal 120 caused electric current describedly more
Add and be rapidly transferred to earth polar, and then reduce the probability that the harmonic waves such as second harmonic and triple-frequency harmonics are shot out, improve described
The quality of signal of communication of the mobile terminal 1 that antenna assembly 10 is applied in communication.
Referring to Fig. 8, the structural representation of sheet metal is presented on the ground that Fig. 8, which is the embodiment of the application one, to be provided.The centre
The size of portion 123 in a first direction is first size, and described first presents the size of portion 121 in said first direction subly is
Second size, described second to present the size of portion 122 in said first direction subly be the 3rd size, and the first size is more than
Second size, and the first size is more than the 3rd size, wherein, the first direction is perpendicular to the described first son
Ground feedback portion 121, the pars intermedia 123 and described second present the arragement direction in portion 122 subly.
In the present embodiment, by being sized to the pars intermedia 123 in the first direction dl more than described
First presents the size of portion 121 in the first direction dl subly, and the size of the pars intermedia 123 in the first direction dl is more than institute
State second and present the size of portion 122 in the first direction dl subly, so as to add described the area for presenting sheet metal 120, so as to
Add and present the electric current of sheet metal 120 describedly and be transferred to the ability in earth polar.And then reduce second harmonic and triple-frequency harmonics etc.
The probability that harmonic wave is shot out, improve the signal of communication of mobile terminal 1 that the antenna assembly 10 applied in communication
Quality.
Referring to Fig. 9, Fig. 9 is the structural representation that sheet metal is presented on the ground that another embodiment of the application provides.In described
Between portion 123 present portion subly with the described first junction arc transition for presenting portion 121 subly, the pars intermedia 123 and described second
122 junction arc transition.
In the present embodiment, the pars intermedia 123 and the described first sub junction for presenting portion 121 are arranged to circular arc
Transition, the pars intermedia 123 and described first is presented subly and is not easy to disconnect between portion 121, another aspect so that
The electric current that the pars intermedia 123 and first presents the junction between portion 121 subly equably flows to first from the pars intermedia 123
Present subly in portion 121.The pars intermedia 123 is arranged to arc transition with the described second junction for presenting portion 122 subly, on the one hand
So that the pars intermedia 123 and described second is presented and is not easy to disconnect between portion 122 subly, on the other hand cause the pars intermedia
123 and second present the electric current of junction between portion 122 and equably flow to described second from the pars intermedia 123 and sub present subly
In portion 122.
Referring to Fig. 10, Figure 10 is the structural representation that sheet metal is presented on the ground that the another embodiment of the application provides.It is described
Pars intermedia 123 includes the first side 123a and second side 123b being oppositely arranged, and the pars intermedia 123 also includes being oppositely arranged
The 3rd side 123c and four side 123d, the 3rd side 123c respectively with the first side 123a and described second
Side 123b intersects, and the first side 123a is circular arc, and the center of circle of the circular arc where the first side 123a is located at institute
State within pars intermedia 123, the second side 123b is circular arc, and the center of circle of the circular arc where the second side 123b is located at
Within the pars intermedia 123, the 3rd side 123c is and the described first sub side presented portion 121 and be connected, the 4th side
While 123d be with described second it is sub present that portion 122 is connected while.
In the present embodiment, the first side 123a and second side arm are arranged to circular arc, and first side
The center of circle of circular arc where 123a is located in the pars intermedia 123, and the circular arc where the second side 123b is in described
Between in portion 123, so as to add the area of the pars intermedia 123, so as to add described the electric current transmission for presenting sheet metal 120
To the ability in earth polar.And then the probability that the harmonic waves such as second harmonic and triple-frequency harmonics are shot out is reduced, it is traditional thread binding to improve the day
Put the quality of signal of communication of 10 mobile terminals 1 applied in communication.
The Part I 100a include being oppositely arranged first while and when second, described first while and it is described second while it is equal
Intersect with the antenna slit, one side of the main feed sheet metal 400 is conllinear with first side.
Figure 11 is referred to, Figure 11 is the structural representation for the mobile terminal that the embodiment of the application one provides.The movement
Terminal 1 include but are not limited to for smart mobile phone, internet device (mobile internet device, MID), e-book,
Portable broadcast station (Play Station Portable, PSP) or personal digital assistant (Personal Digital
Assistant, PDA) etc. portable set.The mobile terminal 1 includes antenna assembly 10, camera 50 and flash lamp 60.
Metal shell 100 in the antenna assembly 10 is the bonnet of the mobile terminal 1, for the protecgulum with the mobile terminal 1
(not shown) cooperatively forms receiving space, and the collectings such as the grade battery of circuit board 300 are come in.Before the antenna assembly 10 refers to
Face describes, and will not be repeated here.The camera 50 is used to shoot picture or video.The flash lamp 60 is adjacent to the shooting
It is first 50 set and the flash lamp 60 be arranged at intervals with the camera 50, the flash lamp 60 be used for opening when send
Light.When the camera 50, which is opened, shoot photo or shoot video, when at the mobile terminal 1
Environment dark, then shoot that the brightness of the picture come or video is dark, shoot the picture or video come
Shooting effect is bad.The flash lamp 60 is opened to be compensated to ambient.Shot with improving the camera 50
The brightness of the picture or video that come.
Above is the embodiment of the embodiment of the present application, it is noted that come for those skilled in the art
Say, on the premise of the embodiment of the present application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications
It is considered as the protection domain of the application.
Claims (10)
1. a kind of antenna assembly, it is characterised in that the antenna assembly includes：Metal shell, present shell fragment and circuit board, institute
State metal shell and be provided with slit antenna and ground feedback sheet metal, present sheet metal describedly and electrically connected with the slit antenna, it is described
Circuit board includes the first surface and second surface being oppositely arranged, and the tuning switch of the slit antenna is arranged on first table
Face, present shell fragment describedly and be arranged on the second surface, and it is described present shell fragment and with described present sheet metal electrically connect, describedly
Sheet metal ground connection is presented, the circuit board includes the perforation through the first surface and the second surface, the tuning switch
Grounding ports electrically connected by the perforation and described present shell fragment.
2. antenna assembly as claimed in claim 1, it is characterised in that present the opening that shell fragment is located at the perforation describedly
End, the grounding ports of the tuning switch are electrically connected by the perforation and described present shell fragment.
3. antenna assembly as claimed in claim 1, it is characterised in that present shell fragment describedly with the perforation in second table
Pre-determined distance between the openend in face be present, the grounding ports of the tuning switch are by the perforation and in the second surface
On connecting wire electrical connection present shell fragment describedly.
4. antenna assembly as claimed in claim 3, it is characterised in that the connecting wire is located at the perforation described second
On line between openend on surface and described the center for presenting shell fragment.
5. antenna assembly as claimed in claim 1, it is characterised in that the circuit board includes multiple dielectric layers, each medium
First sub- perforation is set on layer, and the first sub- perforation UNICOM of multiple dielectric layers is to form the perforation.
6. antenna assembly as claimed in claim 1, it is characterised in that the antenna assembly also includes main feed sheet metal and main feed
Shell fragment, place main feed sheet metal are arranged on the metal shell, and the main feed shell fragment is arranged on the circuit board, the master
Present shell fragment and abut the main feed sheet metal.
7. antenna assembly as claimed in claim 1, it is characterised in that the antenna assembly also includes multiple connectors, described
Metal shell includes Part I, Part II and sealant, is arranged at intervals between the Part I and the Part II
To form antenna slit, the sealant is arranged in the antenna slit, present describedly sheet metal including first present subly portion,
Second presents portion and pars intermedia, described first present subly portion and described second subly the portion of feedback be separately positioned on the pars intermedia
Relative both ends, described first present subly portion and described second subly the portion of feedback be provided with multiple through holes, the connector is set
The peripheral and described connector of the through hole be used for by described first it is sub present portion and electrically connected with the Part I, it is and described
Connector is presented described second portion and electrically connected with the Part II.
8. antenna assembly as claimed in claim 1, it is characterised in that the connector is integrated knot with presenting sheet metal describedly
Structure.
9. antenna assembly as claimed in claim 1, it is characterised in that multiple through holes are arranged in matrix.
10. a kind of mobile terminal, it is characterised in that the mobile terminal includes the antenna assembly as described in claim 1~9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711254228.3A CN107887685B (en) | 2017-11-30 | 2017-11-30 | Antenna device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711254228.3A CN107887685B (en) | 2017-11-30 | 2017-11-30 | Antenna device and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107887685A true CN107887685A (en) | 2018-04-06 |
| CN107887685B CN107887685B (en) | 2020-07-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711254228.3A Active CN107887685B (en) | 2017-11-30 | 2017-11-30 | Antenna device and mobile terminal |
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| Country | Link |
|---|---|
| CN (1) | CN107887685B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6285324B1 (en) * | 1999-09-15 | 2001-09-04 | Lucent Technologies Inc. | Antenna package for a wireless communications device |
| CN105406196A (en) * | 2015-10-26 | 2016-03-16 | 瑞声精密制造科技(常州)有限公司 | Antenna module and mobile terminal using the antenna module |
| WO2016085964A1 (en) * | 2014-11-25 | 2016-06-02 | View, Inc. | Window antennas |
| CN105680132A (en) * | 2016-03-16 | 2016-06-15 | 西安电子科技大学 | Terahertz-wave air coplanar waveguide structure with easily-tunable impedance and production method thereof |
| CN105897280A (en) * | 2016-04-08 | 2016-08-24 | 广东欧珀移动通信有限公司 | Antenna tuning circuit and mobile terminal |
| US9559745B2 (en) * | 2013-02-05 | 2017-01-31 | Qorvo Us, Inc. | Dedicated shunt switch with improved ground |
| CN206259922U (en) * | 2016-11-22 | 2017-06-16 | 广东欧珀移动通信有限公司 | RF front-end module and mobile terminal |
| CN106921022A (en) * | 2015-12-28 | 2017-07-04 | 联发科技股份有限公司 | Communicator |
| CN106921021A (en) * | 2017-03-31 | 2017-07-04 | 维沃移动通信有限公司 | A kind of antenna structure and electronic equipment |
-
2017
- 2017-11-30 CN CN201711254228.3A patent/CN107887685B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6285324B1 (en) * | 1999-09-15 | 2001-09-04 | Lucent Technologies Inc. | Antenna package for a wireless communications device |
| US9559745B2 (en) * | 2013-02-05 | 2017-01-31 | Qorvo Us, Inc. | Dedicated shunt switch with improved ground |
| WO2016085964A1 (en) * | 2014-11-25 | 2016-06-02 | View, Inc. | Window antennas |
| CN105406196A (en) * | 2015-10-26 | 2016-03-16 | 瑞声精密制造科技(常州)有限公司 | Antenna module and mobile terminal using the antenna module |
| CN106921022A (en) * | 2015-12-28 | 2017-07-04 | 联发科技股份有限公司 | Communicator |
| CN105680132A (en) * | 2016-03-16 | 2016-06-15 | 西安电子科技大学 | Terahertz-wave air coplanar waveguide structure with easily-tunable impedance and production method thereof |
| CN105897280A (en) * | 2016-04-08 | 2016-08-24 | 广东欧珀移动通信有限公司 | Antenna tuning circuit and mobile terminal |
| CN206259922U (en) * | 2016-11-22 | 2017-06-16 | 广东欧珀移动通信有限公司 | RF front-end module and mobile terminal |
| CN106921021A (en) * | 2017-03-31 | 2017-07-04 | 维沃移动通信有限公司 | A kind of antenna structure and electronic equipment |
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| CN107887685B (en) | 2020-07-17 |
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