CN108040140A - Mobile terminal - Google Patents
Mobile terminal Download PDFInfo
- Publication number
- CN108040140A CN108040140A CN201711246495.6A CN201711246495A CN108040140A CN 108040140 A CN108040140 A CN 108040140A CN 201711246495 A CN201711246495 A CN 201711246495A CN 108040140 A CN108040140 A CN 108040140A
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- Prior art keywords
- mobile terminal
- perforation
- antenna
- present
- ground
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—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
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot antennas
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
This application provides a kind of mobile terminal.The mobile terminal includes antenna assembly, microphone and earpiece holes, the antenna assembly includes slit antenna, the grounding ports ground connection of the tuning switch of the slit antenna, form the first ground leg, the microphone and earpiece holes ground connection, the second ground leg is formed, first ground leg and second ground leg are independent of one another, do not cross.Communication quality of the mobile terminal of the application in communication is higher.
Description
Technical field
This application involves electronic device field, more particularly to a kind of 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 appearance of mobile terminal is more gorgeous, and metal back cover is more wear-resisting, therefore, will be mobile whole
The rear cover (battery cover) at end is arranged to metal material gradually into mainstream.Mobile terminal is communicating 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
It is exceeded to be easy to cause radiation dispersion when electromagnetic signals for terminal.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, since the power of GSM in itself is higher, it is easy to cause radiation dispersion exceeded.For example, pumping signal is used to produce
The electromagnetic wave signal of GSM900GHZ, often produces 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 mobile terminal.The mobile terminal includes antenna assembly, microphone and earpiece holes, described
Antenna assembly includes slit antenna, and the grounding ports ground connection of the tuning switch of the slit antenna, forms the first ground leg, described
Microphone and earpiece holes ground connection, form the second ground leg, and first ground leg and second ground leg are independent of one another,
Do not cross.
The application forms the first ground leg by the way that the grounding ports of tuning switch are grounded；Microphone and earpiece holes are connect
Ground, forms the second ground leg, first ground leg and second ground leg are independent of one another, do not cross.That is, by the tune
Humorous switch is grounded by a single ground branch, so that second harmonic and triple-frequency harmonics on the tuning switch etc.
Harmonic wave quick backflow is to earth polar, so as to reach the technique effect of quick elimination radiation dispersion.And then improve described mobile whole
Hold the communication quality in communication.
Brief description of the drawings
, below will be to needed in embodiment in order to illustrate more clearly of the technical solution of the embodiment of the present application
Attached 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, without creative efforts, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the schematic equivalent circuit for the mobile terminal that the application provides.
Fig. 2 is the structure diagram for the mobile terminal that one embodiment of the application provides.
The structure diagram of circuit board in Fig. 3 the application mobile terminals.
Fig. 4 is to present the structure diagram that shrapnel is connected with tuning switch in antenna assembly in one embodiment of the application.
Fig. 5 is to present the structural representation that shrapnel is connected with tuning switch in antenna assembly in another embodiment of the application
Figure.
Fig. 6 is the structure diagram for the mobile terminal that the another embodiment of the application provides.
Fig. 7 is along the cross-sectional view of I-I lines in Fig. 6.
Fig. 8 is the arrangement schematic diagram that the through hole in sheet metal is presented on the ground that one embodiment of the application provides.
Fig. 9 is the structure diagram that sheet metal is presented on the ground that one embodiment of the application provides.
Figure 10 is the structure diagram that sheet metal is presented on the ground that another embodiment of the application provides.
Figure 11 is the structure diagram that sheet metal is presented on the ground that the another embodiment of the application provides.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, the technical solution in the embodiment of the present application is carried out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, those of ordinary skill in the art are obtained every other under the premise of not making the creative labor
Embodiment, shall fall in the protection scope of this application.
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 schematic equivalent circuit for the mobile terminal that the application provides.The mobile terminal includes
But be not limited only to for for smart mobile phone, internet device (mobile internet device, MID), e-book, portable broadcast
Put station (Play Station Portable, PSP) or personal digital assistant (Personal Digital Assistant, PDA)
Communication equipment is set etc. portable.
The mobile terminal 1 includes antenna assembly 10, microphone 20 and earpiece holes 30.The antenna assembly 10 includes slit
Antenna 110, the grounding ports 111a ground connection of the tuning switch 111 of the slit antenna 110, forms the first ground leg 50a, described
Microphone 20 and the earpiece holes 30 are grounded, and form the second ground leg 50b, the first ground leg 50a and second twelve Earthly Branches
Road 50b is independent of one another, does not cross.
Radiation dispersion is the forcible authentication index of communication equipment, particularly the mobile logical communication system (Global in the whole world
System for Mobile Communication, GSM) frequency range, since the power of GSM in itself is higher, it is easy to cause to radiate
It is spuious exceeded.Antenna assembly 10 can receive pumping signal, and pumping signal is converted to electromagnetic wave signal and is radiate, citing and
Speech, in one embodiment, pumping signal are used for the electromagnetic wave signal for producing GSM900GHZ, often produce second harmonic
The harmonic wave such as (1800GHZ) or triple-frequency harmonics (2700GHZ).When the energy of second harmonic and triple-frequency harmonics reaches antenna assembly 10
In slit antenna 110 tuning switch 111 at, the tuning switch 111 of slit antenna 110 will be useless secondary humorous by these
Involve the harmonic radiations such as triple-frequency harmonics to go out, so as to cause radiation dispersion exceeded.For GSM900GHZ electromagnetic wave signal and
Speech, the harmonic wave such as second harmonic and triple-frequency harmonics form radiation dispersion.
The application forms the first ground leg 50a by the way that the grounding ports 111a of tuning switch 111 is grounded；By microphone
20 and earpiece holes 30 be grounded, formed the second ground leg 50b, the first ground leg 50a and the second ground leg 50b it is only each other
It is vertical, do not cross.That is, the tuning switch 111 is grounded by a single ground branch, so that the tuning is opened
The harmonic wave quick backflows such as second harmonic and the triple-frequency harmonics on 111 are closed to earth polar, so as to reach quick elimination radiation dispersion
Technique effect.And then improve communication quality of the mobile terminal 1 in communication.
In one embodiment, the grounding ports 111a of the tuning switch 111 is by the first wired earth, to be formed
State the first ground leg 50a；The microphone 20 and the earpiece holes 30 are by the second wired earth, to form second twelve Earthly Branches
Road 50b.
Referring to Fig. 2, Fig. 2 is the structure diagram for the mobile terminal that one embodiment of the application provides.In this embodiment party
In formula, the antenna assembly 10 further includes circuit board 200.The circuit board 200 include the first surface 200a that is oppositely arranged and
Second surface 200b, the circuit board 200 further include the first perforation 210 and the second perforation 220, and first perforation 210 runs through
The first surface 200a and second surface 200b, second perforation 220 is through the first surface 200a and described
Second surface 200b.The grounding ports 111a of the tuning switch 111 is grounded by first perforation 210, the microphone
20 and the earpiece holes 30 be grounded by second perforation 220.
In the present embodiment, the tuning switch 111, the microphone 20 and the earpiece holes 30 are arranged at described
The side of first surface 200a.
Referring to Fig. 3, the structure diagram of the circuit board in Fig. 3 the application mobile terminals.First perforation 210 is straight
Linear through hole shape, second perforation 220 are linear through hole shape.Specifically, the circuit board 200 includes multiple dielectric layers,
First sub- perforation and the second sub- perforation be set on each dielectric layer, and the first sub- perforation unicom of every layer of dielectric layer is to form described the
One perforation 210, the second sub- perforation unicom of every layer of dielectric layer is to form second perforation 220.In the present embodiment, with institute
Stating circuit board 200 includes illustrating exemplified by three dielectric layers being cascading, and describes for convenience, three layers of dielectric layer point
First medium layer 231,232 and the 3rd dielectric layer 233 of second dielectric layer are not named as, and is opened up on the first medium layer 231
The one sub- sub- perforation 231b of perforation 231a and second, open up the first sub- perforation 232a and the second son in the second dielectric layer 232 and pass through
Hole 232b, opens up the first sub- sub- perforation 233b of perforation 233a and second on the 3rd dielectric layer 233.On first medium layer 231
On 231 the described first sub- perforation 231a, the described first sub- perforation 232a and the 3rd dielectric layer 233 in second dielectric layer 232
The described first sub- perforation 233a unicom, to form first perforation 210.Second son on first medium layer 231 passes through
Hole 231b, the described second sub- perforation on the described second sub- perforation 232b and the 3rd dielectric layer 233 in second dielectric layer 232
233b unicom, to form second perforation 220.
Referring to Fig. 2, the antenna assembly 10 further includes metal shell 100, is set on the metal shell 100 micro-
Antenna 110 and ground feedback sheet metal 120 are stitched, sheet metal 120 is presented describedly and is electrically connected with the slit antenna 110, the slit day
The grounding ports 111a of line 110 is arranged on the first surface 200a, presents shrapnel 300 describedly and is arranged on the second surface
200b, and it is described present shrapnel 300 and with described present sheet metal 120 be electrically connected, present sheet metal 120 describedly and be grounded, the tune
The grounding ports 111a of humorous switch 111 is electrically connected by first perforation 210 and described presents shrapnel 300.
Referring to Fig. 4, Fig. 4 is to present the knot that shrapnel is connected with tuning switch in antenna assembly in one embodiment of the application
Structure schematic diagram.In the present embodiment, shrapnel 300 is presented describedly with first perforation 210 the second surface 200b's
There are pre-determined distance, the grounding ports 111a of the tuning switch 111 between openend by first perforation 210 and to be set
Connecting wire 52 on the second surface 200b connects presents shrapnel 300 describedly.
In the present embodiment, the connecting wire is located at first perforation 210 on the second surface 200b
On line between openend and described the center for presenting shrapnel 300.The connecting wire is located at first perforation 210 in institute
State on the line between the openend on second surface 200b and described the center for presenting shrapnel 300, so that the connection
The length of conducting wire is most short so that the harmonic wave quick backflow such as second harmonic and triple-frequency harmonics on the tuning switch 111 to earth polar,
The release rate of the radiation dispersion further improved, and then improve communication quality of the mobile terminal 1 in communication.
Referring to Fig. 5, Fig. 5 is to present what shrapnel was connected with tuning switch in antenna assembly in another embodiment of the application
Structure diagram.In the present embodiment, shrapnel 300 is presented describedly is arranged on first perforation 210 in the second surface
The openend of 200b, the grounding ports 111a of the tuning switch 111 are electrically connected by first perforation 210 and described present bullet
Piece 300.In the present embodiment, first perforation 210 is arranged in the second surface by by described presenting shrapnel 300
The openend of 200b, shortens the distance between grounding ports 111a and earth polar of tuning switch 111.So that the tuning switch
The harmonic wave such as second harmonic and triple-frequency harmonics on 111 quick backflow is to earth polar, the release rate of the radiation dispersion further improved,
And then improve communication quality of the mobile terminal 1 in communication.
Refer to the structure diagram for the mobile terminal that Fig. 6 and Fig. 7, Fig. 6 provide for the another embodiment of the application；Fig. 7
For in Fig. 6 along the cross-sectional view of I-I lines.The antenna assembly 10 further includes metal shell 100, multiple connectors 600,
The metal shell 100 includes Part I 100a, Part II 100b and sealant 100c, the Part I 100a and institute
To form antenna slit, the sealant 100c is arranged in the antenna slit interval setting between stating Part II 100b,
Sheet metal 120 is presented describedly present portion 121, second subly including first present portion 122 and pars intermedia 123 subly, first son
The opposite both ends that portion 122 is separately positioned on the pars intermedia 123, first son are presented subly in ground feedback portion 121 and described second
Ground feedback portion 121 and described second presents portion 122 and is provided with multiple through hole 120a, and the connector 600 is arranged on the through hole
The peripheral and described connector 600 of 120a be used for by described first it is sub present portion 121 and be electrically connected with the Part I 100a, and
The connector 600 sub presented described second portion 122 and is electrically connected with the Part II 100b.
Since the metal shell 100 of metal material has electromagnetic wave a shielding action, the built-in aerial of the mobile terminal 1 without
Method receives and sends electromagnetic wave signal, in order to solve the problems, such as that the metal shell 100 of mobile terminal 1 to shielding electromagnetic waves, passes through
Antenna slit is formed on the metal shell 100 of metal material, so that the day in the built-in antenna assembly 10 of mobile terminal 1
Line receives and sends electromagnetic wave signal by the antenna slit.In order to seal the metal shell 100, filled in slit
Reception and transmission on electromagnetic wave do not have influential sizing material, to realize the sealing of metal shell 100.It is described in present embodiment
Metal shell 100 is the back-cover of mobile phone.In the present embodiment, the Part I 100a and Part II 100b is gold
Belong to material, the sealant 100c does not have influential sizing material for the reception on electromagnetic wave and transmission.
The connector 600 with described presents 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, second end and connecting portion that metal substrate includes being oppositely arranged describedly,
The first end and the second end are separately positioned on the opposite 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 to the Part I 100a to set, the second end corresponds to described second
100b is divided to set, the connecting portion is corresponded to the antenna slit is set.The laser produced with laser aid is in the first end
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, cold
But the molten metal after forms the connector 600.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 periphery of the described first through hole 120a for presenting portion 121 subly, and sub presents portion by described first
121 are electrically connected with the Part I 100a.Similarly, the laser that laser generator produces is in the second end away from described
The surface of Part II 100b is carved, the partial melting that the 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 the second end and the Part II 100b,
Molten metal after cooling forms the connector 600.The second end formed after through hole 120a presents portion subly as described second
122, the connector 600 is arranged on the periphery of the described second through hole 120a for presenting portion 122 subly, and described second sub is presented
Portion 122 is electrically connected 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.
In the present embodiment, multiple through hole 120a arrange in matrix.By the way that the through hole 120a is arranged in matrix
Cloth, so that the harmonic wave such as second harmonic and triple-frequency harmonics described presents the electric current that is produced on sheet metal 120 from more uniform
Ground is transferred to the Part I 100a and Part II 100b, accelerates the speed for eliminating radiation dispersion.And then improve
The communication quality of the mobile terminal 1 in communication.
Alternatively, the shape of the through hole 120a is circular or ellipse.The shape of the through hole 120a to be circular or
Person's ellipse can cause the harmonic waves such as second harmonic and triple-frequency harmonics described to present the electric current produced on sheet metal 120 equably
It is transferred to earth polar.And the shape of the through hole 120a for circular or ellipse can cause 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. 8, the arrangement schematic diagram of the through hole in sheet metal is presented on the ground that Fig. 8, which is one embodiment of the application, to be provided.
In line n, adjacent two through hole 120a are arranged at intervals and form gap, the through hole 120a portions in the (n+1)th row
Divide and be contained in the gap, n is positive integer.In line n, adjacent two through hole 120a are arranged at intervals, and are formed
Gap, the through hole 120a in the (n+1)th row are partially housed in the gap, wherein, n is positive integer.In present embodiment
In, by the way that the through hole 120a in the (n+1)th row is partially housed in what is formed between the through hole 120a of adjacent in line n two
Gap, so that the first of unit area presents the more through hole 120a of setting in portion 121, and the second son of unit area
More through hole 120a are set in ground feedback portion 122, so that presenting the electric current produced on sheet metal 120 describedly more rapidly
Earth polar is transferred to, and then reduces the probability that the harmonic waves such as second harmonic and triple-frequency harmonics are shot out, improves the mobile terminal 1
The quality of signal of communication in communication.
Referring to Fig. 9, the structure diagram of sheet metal is presented on the ground that Fig. 9, which is one embodiment of the application, to be provided.The centre
The size of portion 123 in the first direction dl is first size, and described first presents ruler of the portion 121 on the first direction D1
Very little is the second size, and described second to present size of the portion 122 on the first direction D1 be the 3rd size, first ruler
It is very little to be more than second size, and the first size is more than the 3rd size, wherein, the first direction D1 is perpendicular to institute
State first and present portion 121, the pars intermedia 123 and the described second arragement direction for presenting portion 122 subly subly.
In the present embodiment, it is described by being sized to the pars intermedia 123 in the first direction dl to be more than
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 that the area for presenting sheet metal 120 describedly is added, so that
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, improves the quality of signal of communication of the mobile terminal 1 in communication.
Referring to Fig. 10, Figure 10 is the structure diagram that sheet metal is presented on the ground that another embodiment of the application provides.It is described
Pars intermedia 123 and the described first junction arc transition for presenting portion 121 subly, the pars intermedia 123 sub are presented with described second
The junction arc transition in portion 122.
In the present embodiment, the pars intermedia 123 and the described first sub junction for presenting portion 121 are arranged to circular arc
Transition, on the one hand so that the pars intermedia 123 and described first is presented and is not easy to disconnect between portion 121 subly, another aspect causes
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 so that 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.
It is the structure diagram that sheet metal is presented on the ground that the another embodiment of the application provides to please refer to Fig.1 1, Figure 11.It is described
Pars intermedia 123 includes the first side 123a and second side 123b being oppositely arranged, and the pars intermedia 123, which further includes, to be 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 that the area of the pars intermedia 123 is added, so as to add the electric current transmission for presenting sheet metal 120 describedly
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, improve described mobile whole
The quality of signal of communication of the end 1 in communication.
Referring to Fig. 2, the antenna assembly 10 further includes driving source 700, main feed shrapnel 500 and main feed sheet metal
400.The driving source 700 is used to produce pumping signal.Under normal conditions, the driving source 700 is arranged on the circuit board 200
On.The main feed shrapnel 500 is arranged on the circuit board 200, and the main feed sheet metal 400 is arranged on the metal shell
On 100, the main feed shrapnel 500 receives the pumping signal that the driving source 700 produces, and the pumping signal is transmitted to institute
Main feed sheet metal 400 is stated, the pumping signal is transferred on slit antenna 110 via the main feed sheet metal 400.The slit
Antenna 110 receives the pumping signal, and the pumping signal is converted into electromagnetic wave signal and is radiate.For example, institute
State the electromagnetic wave signal that electromagnetic wave signal can be GSM900GHZ.
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 mobile terminal, it is characterised in that the mobile terminal includes antenna assembly, microphone and earpiece holes, the day
Line apparatus includes slit antenna, and the grounding ports ground connection of the tuning switch of the slit antenna, forms the first ground leg, the wheat
Gram wind and earpiece holes ground connection, form the second ground leg, first ground leg and second ground leg are independent of one another, do not have
Have and cross.
2. mobile terminal as claimed in claim 1, it is characterised in that the grounding ports of the tuning switch pass through the first conducting wire
Ground connection, to form first ground leg, the microphone and the earpiece holes by the second wired earth, to form described the
Two ground legs.
3. mobile terminal as claimed in claim 1, it is characterised in that the antenna assembly further includes circuit board, the circuit
Plate includes the first surface and second surface that are oppositely arranged, and the circuit board further includes the first perforation and the second perforation, and described the
One perforation runs through the first surface and the second surface, and second perforation runs through the first surface and second table
Face, the grounding ports of the tuning switch are grounded by first perforation, and the microphone and the earpiece holes pass through described
Second perforation is grounded.
4. mobile terminal as claimed in claim 3, it is characterised in that the tuning switch, the microphone and the earphone
Hole is arranged at the first surface.
5. mobile terminal as claimed in claim 3, it is characterised in that first perforation is linear through hole shape, described
Two perforations are linear through hole shape.
6. mobile terminal as claimed in claim 3, it is characterised in that the antenna assembly further includes metal shell, the gold
Belong to and slit antenna and ground feedback sheet metal are set on housing, present sheet metal describedly and be electrically connected with the slit antenna, the slit
The grounding ports of antenna are arranged on the first surface, present shrapnel describedly and are arranged on the second surface, and described present bullet
Piece with described is presented sheet metal and is electrically connected, and presents sheet metal ground connection describedly, and the grounding ports of the tuning switch pass through described the
One perforation is electrically connected and presents shrapnel describedly.
7. mobile terminal as claimed in claim 6, it is characterised in that present and exist between shrapnel and first perforation describedly
Pre-determined distance, the grounding ports of the tuning switch are led by first perforation and the connection being arranged on the second surface
Shrapnel is presented in line connection describedly.
8. mobile terminal as claimed in claim 7, it is characterised in that the connecting wire is located at first perforation described
On line between projection on second surface and described the center for presenting shrapnel.
9. mobile terminal as claimed in claim 1, it is characterised in that the antenna assembly further includes metal shell, Duo Gelian
Fitting, the metal shell includes Part I, Part II and sealant, between the Part I and the Part II
It is arranged at intervals to form antenna slit, the sealant is arranged in the antenna slit, and presenting sheet metal describedly includes first
Present portion, second subly and present portion and pars intermedia, described first present subly portion and described second subly the portion of feedback be separately positioned on
The opposite both ends of the pars intermedia, described first present subly portion and described second subly the portion of feedback be provided with multiple through holes, it is described
The peripheral and described connector that connector is arranged on the through hole is used for described first that sub to present portion electric with the Part I
Connection, and the connector is presented described second portion and is electrically connected with the Part II.
10. mobile terminal as claimed in claim 9, it is characterised in that in line n, adjacent two through hole intervals
Set and form gap, the throughhole portions in the (n+1)th row are contained in the gap, and n is positive integer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711246495.6A CN108040140A (en) | 2017-11-30 | 2017-11-30 | Mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711246495.6A CN108040140A (en) | 2017-11-30 | 2017-11-30 | Mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108040140A true CN108040140A (en) | 2018-05-15 |
Family
ID=62094974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711246495.6A Pending CN108040140A (en) | 2017-11-30 | 2017-11-30 | Mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108040140A (en) |
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| US20140220911A1 (en) * | 2013-02-05 | 2014-08-07 | Rf Micro Devices, Inc. | Dedicated shunt switch with improved ground |
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| 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 |
| 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 |
| 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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2017
- 2017-11-30 CN CN201711246495.6A patent/CN108040140A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140220911A1 (en) * | 2013-02-05 | 2014-08-07 | Rf Micro Devices, Inc. | Dedicated shunt switch with improved ground |
| CN104284274A (en) * | 2013-07-12 | 2015-01-14 | 深圳富泰宏精密工业有限公司 | Electronic device and voice frequency unit with same |
| 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 |
| 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 |
| 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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Application publication date: 20180515 |