CN107959105A - A kind of mobile terminal - Google Patents
A kind of mobile terminal Download PDFInfo
- Publication number
- CN107959105A CN107959105A CN201711191314.4A CN201711191314A CN107959105A CN 107959105 A CN107959105 A CN 107959105A CN 201711191314 A CN201711191314 A CN 201711191314A CN 107959105 A CN107959105 A CN 107959105A
- Authority
- CN
- China
- Prior art keywords
- pcb board
- mobile terminal
- gap
- wifi
- feed foot
- 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.)
- Granted
Links
- 230000002093 peripheral effect Effects 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000717 retained effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 230000000977 initiatory effect Effects 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000000191 radiation effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
-
- 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
- H01Q1/243—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 with built-in antennas
-
- 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
-
- 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
Abstract
The invention discloses a kind of mobile terminal, including the SIM Kato of pcb board and metal, WIFI radio circuits and feed foot are provided with the pcb board, the feed foot is connected to the WIFI radio circuits；The SIM Kato includes peripheral frame, offers the first gap on the periphery frame, the feed foot be welded on the pcb board with the corresponding position in the first gap, and the feed foot is in contact with a side in first gap.The present invention is set on the peripheral frame of existing SIM Kato cracks, and SIM Kato is set to be connected by feeding foot with WIFI radio circuits, the antenna radiator that SIM Kato is alternatively arranged as WIFI antennas while oneself original function is retained uses, that is WIFI antennas have been integrated into SIM Kato by the present invention, both other spaces for taking mobile terminal are not had to, other components are set without extra, the occupied space of WIFI antennas is greatly saved, reduces production cost.
Description
Technical field
The present invention relates to mobile communication technology field, more particularly to a kind of mobile terminal.
Background technology
With the further maturation of the new generation of wireless communication technologys such as LTE (4G), 802.11a/b/g/n, popularization and apply,
The wireless communication function integrated on mobile terminal is more and more, therefore the quantity of antenna is also more and more：From the 3G epoch not
More than 3 antennas (2G＆3G antennas, gps antenna, WIFI＆BT antennas etc.) increase to more than the 5 antenna (2G＆3G＆ in 4G epoch
4G antennas, 2G＆3G＆4G diversity antennas, gps antenna, WIFI antennas 1, WIFI antennas 2, dual card GSM antenna etc.).These antenna needs
To be laid out on mobile terminals jointly, and existing mobile terminal needs to meet the demands such as giant-screen, big battery capacity, it is mobile whole
End each function module between it is originally very crowded, therefore antenna can setting area be also very restricted, this becomes
A very big challenge in Antenna Design.
In order to save a day space of lines, way more typical at present is WIFI antennas and gps antenna to be made two-in-one shape
Formula, although this scheme can save certain space, but can sacrifice WIFI antennas and gps antenna is respective partial
Can, GPS or WIFI can only be inclined to, is extremely difficult to compatibility, causes the wireless networking experience of client or navigation experience undesirable.Cause
This is, it is necessary to propose new thinking to solve the problems, such as existing Antenna Design.
The content of the invention
The technical problems to be solved by the invention are：A kind of mobile terminal is provided, the occupancy that can save WIFI antennas is empty
Between, solve the design challenges of antenna in the prior art.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of mobile terminal, including the SIM Kato of pcb board and metal, are provided with WIFI radio circuits on the pcb board
With feed foot, the feed foot is connected to the WIFI radio circuits；The SIM Kato includes peripheral frame, the periphery
Offer the first gap on frame, the feed foot be welded on the pcb board with the corresponding position in the first gap, and
The feed foot is in contact with a side in first gap.
The beneficial effects of the present invention are：In existing mobile terminal, for carry SIM card SIM Kato and
WIFI antennas are all to realize the essential component of wireless communication, and the present invention is set on the peripheral frame of existing SIM Kato
Put and crack, and SIM Kato is connected by feeding foot with WIFI radio circuits, SIM Kato is retaining oneself original function
While be alternatively arranged as the antenna radiators of WIFI antennas and use, that is to say, that WIFI antennas have been integrated into SIM card by the present invention
On Kato, both do not have to other spaces for taking mobile terminal, other components are set without extra, are greatly saved WIFI days
The occupied space of line, reduces production cost.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram of the mobile terminal of the embodiment of the present invention one；
Fig. 2 is the topology diagram of the filter circuit of the embodiment of the present invention one；
Fig. 3 is the circuit diagram of the WIFI antennas of the embodiment of the present invention one；
Fig. 4 is the S11 Parameter Maps of the WIFI antennas of the embodiment of the present invention one；
Fig. 5 is the radiation efficiency figure of the WIFI antennas of the embodiment of the present invention one；
Fig. 6 is the internal structure schematic diagram of the mobile terminal of the embodiment of the present invention two；
Label declaration：
1st, pcb board；2nd, peripheral frame；3rd, the first gap；4th, foot is fed；5th, intermediate transverse girder；
6th, the second gap.
Embodiment
For the technology contents that the present invention will be described in detail, the objects and the effects, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is:First gap 3 is set in SIM Kato, on pcb board 1 with the first gap 3
Corresponding position be provided with feed foot 4, SIM Kato by contact feed foot 4 and with the WIFI radio circuits on pcb board 1
And match circuit is connected.
Fig. 1, a kind of mobile terminal, including the SIM Kato of pcb board 1 and metal are refer to, is provided with the pcb board 1
WIFI radio circuits and feed foot 4, the feed foot 4 are connected to the WIFI radio circuits；The SIM Kato includes periphery
Frame 2, offers the first gap 3 on the periphery frame 2, the feed foot 4 is welded on the pcb board 1 and described first
3 corresponding position of gap, and the feed foot 4 is in contact with a side in first gap 3.
Operation principle of the present invention：The radiofrequency signal that WIFI radio circuits on pcb board are sent is swashed by feeding foot 4
Encourage, the peripheral frame 2 of SIM Kato can be radiated as WIFI antenna radiators, and the first both sides cracked are respectively as day
The initiating terminal and clearing end of beta radiation body, the length for the peripheral frame 2 that radio-frequency current flows through meet the resonance length of WIFI antennas,
So as to which WIFI antennas and SIM Kato be integrated.
As can be seen from the above description, the beneficial effects of the present invention are：In existing mobile terminal, for carrying SIM card
SIM Kato and WIFI antennas be all to realize the essential component of wireless communication, the present invention in existing SIM Kato
Set and crack on peripheral frame 2, and SIM Kato is connected by feeding foot with WIFI radio circuits, SIM Kato is retaining
The antenna radiator that WIFI antennas are alternatively arranged as while oneself original function uses, that is to say, that of the invention by WIFI antenna sets
Into having arrived in SIM Kato, both do not have to other spaces for taking mobile terminal, other components are set without extra, significantly
The occupied space of WIFI antennas is saved, reduces production cost.
Further, the first gap 3 on the peripheral frame 2 is set close to the edge of the pcb board 1.
Seen from the above description, when peripheral frame is as WIFI antenna radiators, first gap connects with feed foot
Tactile a side is the initiating terminal of WIFI antenna radiators, and another side is the clearing end of WIFI antenna radiators, by first
Gap is positioned close to the position of PCB edge, that is, the initiating terminal of WIFI antenna radiators and clearing end are set by proximal edge
Install, disturb in this way, the other elements inside pcb board on the one hand can be avoided to form WIFI antennas, on the other hand can make
WIFI antennas have more preferable radiation effect.
Further, the peripheral frame 2 is rectangle, and the rectangle includes two close to the first of 1 edge of pcb board
Corner and two the second corners away from 1 edge of pcb board, the gap is arranged at first corner.
Seen from the above description, the first gap is opened in corner on the outside of SIM Kato, can either ensured WIFI days
The good radiation effect of line, and the aesthetics of SIM Kato is not destroyed.
Further, match circuit is further included, the match circuit is arranged on pcb board 1, and match circuit is connected to institute
State between WIFI radio circuits and the feed foot 4.
Seen from the above description, resonant frequency caused by various sizes of SIM Kato is different, the match circuit energy
Enough by adjusting antenna match, so as to be finely adjusted to the resonant frequency of SIM Kato, the required resonance of antenna is reached
Length.
Further, filter circuit is further included, the filter circuit is arranged on the pcb board 1, and the filter circuit connects
It is connected between the feed foot 4 and the match circuit or is connected between the match circuit and the WIFI radio circuits.
Seen from the above description, the filter circuit can preferably filter out the noise signal of SIM card generation.
Further, the SIM Kato further includes intermediate transverse girder 5, and the intermediate transverse girder 5 is arranged at the peripheral frame
In 2, and the both ends of intermediate transverse girder 5 are connected to the peripheral frame 2；The second gap 6 is provided with the intermediate transverse girder 5.
Seen from the above description, the intermediate transverse girder can play more preferable supporting role to the SIM in SIM Kato,
At the same time the second gap is opened up on intermediate transverse girder, that is to say, that breakpoint is opened up on intermediate transverse girder, can prevent radio-frequency current from from
Circulate on intermediate transverse girder, be merely able to peripherally frame and flow through, it is ensured that the sufficiently long resonance length of antenna radiator, so as to meet
The requirement of WIFI antennas.
Further, the size of the SIM Kato is 30mm*15mm.
Seen from the above description, the SIM Kato of this kind of size is more typical SIM Kato, and the Kato of the size
The requirement of WIFI antennas can be better met.
Further, the feed foot 4 is metal clips, and the metal clips includes welding surface and elastic connecting contacting surface, institute
State welding surface to be welded on the pcb board 1, the elastic connecting contacting surface is in contact with the SIM Kato.
Embodiment one
Fig. 1 is refer to, the embodiment of the present invention one is：A kind of mobile terminal, such as mobile phone, the mobile terminal include outer
The SIM Kato of shell, pcb board 1 and metal, the pcb board 1 can be the mainboard of mobile terminal, and the SIM Kato is used to hold
SIM card is carried, the SIM Kato slidably plugs inside the shell.
WIFI radio circuits, match circuit, filter circuit and feed foot 4, the WIFI is provided with the pcb board 1 to penetrate
Frequency circuit, match circuit, filter circuit and feed foot 4 are sequentially connected, naturally it is also possible to by the position of match circuit and filter circuit
Put and be interchangeable.The topological structure of the filter circuit is as shown in Fig. 2, be a capacitance and the parallel-connection structure of inductance.The feedback
Electric foot 4 is metal clips, and the metal clips includes welding surface and elastic connecting contacting surface, and the welding surface is welded in the pcb board 1
On.
The SIM Kato is a hollow frame structure, which includes the peripheral frame 2 of a rectangle,
The size of the periphery frame 2 is 30mm*15mm.The first gap 3 is offered on the periphery frame 2, the feed foot 4 welds
In on the pcb board 1 with the 3 corresponding position of the first gap, and it is described feed foot 4 elastic connecting contacting surface and described first
The a side in gap 3 is in contact.The SIM Kato has been separated into the structure of a non-close by first gap 3, because
This, which can be radiated as the radiator of WIFI antennas, be in contact at first gap 3 with feed foot 4
A side is the initiating terminal of antenna radiator, and another side then becomes the clearing end of the radiator of antenna naturally.
Preferably, the first gap 3 is opened in close to the position at 1 edge of pcb board, that is to say, that by WIFI antenna spokes
The initiating terminal and clearing end of beam are arranged on the edge of mobile terminal, it is ensured that and WIFI antennas have more preferable radiation effect,
It can also avoid the other elements inside mobile terminal from forming WIFI antennas to disturb.The periphery frame 2 includes inner side edge, outside
Side, left side and right edge, outer side edges are a side outside mobile terminal, inner side edge be located at mobile terminal inside and with
Outer side edges are parallel, and left side and right edge are connected between inner side edge and outer side edges, described first cracks be arranged on outer side edges with
The corner or be arranged on the corner that outer side edges connect with right edge that left side connects, avoid causing the appearance of SIM Kato
Influence.After the SIM Kato is injected in the shell, feed foot 4 is in contact with the outer side edges.In the present embodiment, institute
State the first gap 3 and be opened in the corner that outer side edges connect with right edge, the radiofrequency signal of WIFI antennas is carried out by feeding foot 4
Excitation, radio-frequency current pass through outer side edges, left side, inner side edge and right edge successively, carry out signal radiation.The WIFI of the present embodiment
For the circuit diagram of antenna as shown in figure 3, Fig. 4 show the S11 parameters of the WIFI antennas of the present embodiment, Fig. 5 show WIFI
The radiation efficiency of antenna, as can be seen from Figure 4 and Figure 5, the WIFI antennas have preferable S11 parameters in the frequency range of design,
This antenna also has good radiation efficiency at the same time.
Embodiment two
Fig. 6 is refer to, the present embodiment two and the difference of embodiment one are：The SIM Kato further includes centre
Crossbeam 5, the intermediate transverse girder 5 are arranged in the peripheral frame 2, and the both ends of intermediate transverse girder 5 are connected to the peripheral frame
2；The second gap 6 is provided with the intermediate transverse girder 5.Intermediate transverse girder 5 can further strengthen the bearing capacity of SIM card, middle
Second gap 6 is set on crossbeam 5, radio-frequency current can be avoided to be cut off on intermediate transverse girder 5, radio-frequency current is merely able to peripherally side
Frame 2 flows through, and ensure that the resonance length of WIFI antennas.
In conclusion mobile terminal provided by the invention can be remained by WIFI aerial integrations in SIM Kato
The original function of SIM Kato, and reduce the occupied space of WIFI antennas, the layout for solving existing antenna is difficult.
The foregoing is merely the embodiment of the present invention, is not intended to limit the scope of the invention, every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made, are directly or indirectly used in relevant technical field, similarly include
In the scope of patent protection of the present invention.
Claims (8)
1. a kind of mobile terminal, including the SIM Kato of pcb board and metal, it is characterised in that be provided with the pcb board
WIFI radio circuits and feed foot, the feed foot are connected to the WIFI radio circuits；The SIM Kato includes periphery sides
Frame, offers the first gap on the periphery frame, the feed foot is welded on the pcb board opposite with first gap
The position answered, and the feed foot is in contact with a side in first gap.
2. mobile terminal as claimed in claim 1, it is characterised in that the first gap on the periphery frame is close to described
The edge of pcb board is set.
3. mobile terminal as claimed in claim 1, it is characterised in that the periphery frame is rectangle, and the rectangle includes two
First corner at a close pcb board edge and two the second corners away from the pcb board edge, the gap is arranged at
First corner.
4. mobile terminal as claimed in claim 1, it is characterised in that further include match circuit, the match circuit is arranged at
On pcb board, and match circuit is connected between the WIFI radio circuits and the feed foot.
5. mobile terminal as claimed in claim 4, it is characterised in that further include filter circuit, the filter circuit is arranged at
On the pcb board, the filter circuit, which is connected between the feed foot and the match circuit or is connected to, described matches electricity
Between road and the WIFI radio circuits.
6. mobile terminal as claimed in claim 1, it is characterised in that the SIM Kato further includes intermediate transverse girder, in described
Between crossbeam be arranged in the peripheral frame, and the both ends of intermediate transverse girder are connected to the peripheral frame；On the intermediate transverse girder
It is provided with the second gap.
7. mobile terminal as claimed in claim 1, it is characterised in that the size of the SIM Kato is 30mm*15mm.
8. mobile terminal as claimed in claim 1, it is characterised in that the feed foot is metal clips, the metal clips
Including welding surface and elastic connecting contacting surface, the welding surface is welded on the pcb board, the elastic connecting contacting surface and the SIM card
Kato is in contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191314.4A CN107959105B (en) | 2017-11-24 | 2017-11-24 | Mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191314.4A CN107959105B (en) | 2017-11-24 | 2017-11-24 | Mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107959105A true CN107959105A (en) | 2018-04-24 |
| CN107959105B CN107959105B (en) | 2024-03-19 |
Family
ID=61962374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711191314.4A Active CN107959105B (en) | 2017-11-24 | 2017-11-24 | Mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107959105B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113571870A (en) * | 2021-07-09 | 2021-10-29 | 维沃移动通信有限公司 | Electronic device |
Citations (8)
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|---|---|---|---|---|
| EP1189304A2 (en) * | 2000-09-19 | 2002-03-20 | Sony Corporation | Antenna device and radio communication card module having antenna device |
| KR20070017639A (en) * | 2005-08-08 | 2007-02-13 | 주식회사 팬택 | An antenna apparatus for local area wireless communications using a sim card fixing pin in a mobile communication terminal |
| KR20080052123A (en) * | 2006-12-06 | 2008-06-11 | (주)파트론 | Single unit antenna memory card |
| WO2009022387A1 (en) * | 2007-08-10 | 2009-02-19 | Panasonic Corporation | Portable wireless device |
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-
2017
- 2017-11-24 CN CN201711191314.4A patent/CN107959105B/en active Active
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| EP1189304A2 (en) * | 2000-09-19 | 2002-03-20 | Sony Corporation | Antenna device and radio communication card module having antenna device |
| KR20070017639A (en) * | 2005-08-08 | 2007-02-13 | 주식회사 팬택 | An antenna apparatus for local area wireless communications using a sim card fixing pin in a mobile communication terminal |
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|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113571870A (en) * | 2021-07-09 | 2021-10-29 | 维沃移动通信有限公司 | Electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107959105B (en) | 2024-03-19 |
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