CN205985346U - Antenna device and mobile terminal - Google Patents
Antenna device and mobile terminal Download PDFInfo
- Publication number
- CN205985346U CN205985346U CN201620217529.3U CN201620217529U CN205985346U CN 205985346 U CN205985346 U CN 205985346U CN 201620217529 U CN201620217529 U CN 201620217529U CN 205985346 U CN205985346 U CN 205985346U
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- CN
- China
- Prior art keywords
- metallic region
- antenna assembly
- metal shell
- slit
- shell
- 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.)
- Expired - Fee Related
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Support Of Aerials (AREA)
Abstract
The utility model provides an antenna device, including radio frequency transceiver circuitry, matching circuit, electric connection are extremely radio frequency transceiver circuitry, and metal casing, metal casing's edge includes the segmental arc, metal casing is equipped with at least one slit area, at least one slit area is including arc portion, arc portion with metal casing the segmental arc phase -match, radio frequency transceiver circuitry passes through matching circuit with the metal casing electricity is connected, thereby will metal casing is used as antenna device's irradiator, wherein metal casing passes through earth connection ground connection, be equipped with on the earth connection and be used for control the switch of earth connection break -make. According to the utility model discloses an antenna device can guarantee mobile terminal's whole outward appearance effect, can prevent that antenna device's signal from receiving the bandwidth of disturbing and improving antenna device simultaneously. The utility model provides a mobile terminal.
Description
Technical field
This utility model is related to mobile communication technology, more particularly, to a kind of antenna assembly and mobile terminal.
Background technology
On market, full metal jacket increasingly gets consumer reception, it is contemplated that the restriction of antenna assembly, generally adopts
The shell that metal is combined with nonmetallic phase, antenna assembly is then located at non-metallic areas, to prevent the signal to antenna assembly from forming screen
Cover.
Adopting three stage structure the shell of existing mobile terminal, that is, the metallic region in the middle of shell is non-by being filled with more
The isolation strip of signal shielding material is isolated with the metallic region at shell two ends.Antenna assembly is arranged near isolation strip, to prevent it
Signal is shielded.But isolation strip is visible by the consumer with will be clear that, thus the overall outer of the shell of mobile terminal can be affected
See.
Utility model content
This utility model provides a kind of antenna assembly, ensure that the overall appearance effect of mobile terminal, can prevent simultaneously
Only the signal of antenna assembly is interfered and improves the bandwidth of antenna assembly.
This utility model provides a kind of antenna assembly, including RF transmit-receive circuit；Match circuit, be electrically connected to described in penetrate
Frequency transmission circuit；And metal shell, metal shell, the edge of described metal shell includes segmental arc, and described metal shell sets
There is at least one slit band, at least one slit band described includes curved portions, and described curved portions are described with described metal shell
Segmental arc matches, and described RF transmit-receive circuit is electrically connected with described metal shell by described match circuit, thus will be described
Metal shell is used as the radiant body of described antenna assembly, and wherein said metal shell passes through ground connection, on described earth lead
It is provided with the switch for controlling described earth lead break-make.
Wherein, at least one slit band described includes 3 to 20 slits, the seam a width of 0.03 of every described slit to
0.4mm.
Wherein, the quantity of described slit band is one and extends to described gold from the edge non-through of described metal shell
Belong to the inside of shell, so that the described metal shell with both sides for the described slit is connected to each other in an entirety.
Wherein, the quantity of described slit band is one, and described metal shell is divided into independent two metallic region, institute
State two metallic region to electrically connect with described match circuit and described earth lead respectively.
Wherein, the quantity of described slit band is one, and described metal shell is divided into independent two metallic region, its
In a described metallic region electrically connect with described match circuit and described earth lead.
Wherein, the quantity of described slit band is two, and described metal shell is divided into the first centrally located gold medal
The second metallic region and the 3rd metallic region belonging to region and being located at described first metallic region two ends respectively, described first gold medal
The two described metallic region belonging in region, described second metallic region and described 3rd metallic region mate electricity with described respectively
Road and the electrical connection of described earth lead.
Wherein, the quantity of described slit band is two, and described metal shell is divided into the first centrally located gold medal
The second metallic region and the 3rd metallic region belonging to region and being located at described first metallic region two ends respectively, described first gold medal
Belong to the described metallic region in one of region, described second metallic region and described 3rd metallic region and described match circuit and
Described earth lead electrical connection.
Wherein, the spacing between adjacent two described slits is more than the seam width of described slit
Wherein, described metal shell includes relatively and be arranged in parallel a pair of short edges and relatively and be arranged in parallel a pair
Long side, described slit extends parallel to the pair of minor face or the pair of long side.
Wherein, it is formed with bonding jumper, the material of described bonding jumper and described metal shell between adjacent described slit
Material is identical.
This utility model also provides a kind of mobile terminal, including the antenna assembly as described in aforementioned any one.
Compared to prior art, this utility model passes through to be provided with the curved edge phase with metal shell on metal shell
Coupling arc slit band, is difficult to cause the attention of consumer, ensure that the globality of metal shell, and will be provided with slit
The metal shell of band is used as the radiant body of antenna assembly, it can be avoided that the signal of antenna assembly is shielded, and arc is micro-
Seamed belt increases the length of slit band, strengthens the radiance of antenna structure.Metallic region on metal shell is passed through simultaneously
It is provided with the ground connection of switch, by the break-make of on-off control earth lead, thus it is possible to vary the performance of aforementioned radiation body, to change
The frequency of the signal of antenna assembly radiation, such that it is able to improve the bandwidth of antenna assembly.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the antenna assembly according to first embodiment of the present utility model；
Fig. 2 is the schematic diagram of the antenna assembly according to second embodiment of the present utility model；
Fig. 3 is the schematic diagram of the antenna assembly according to 3rd embodiment of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
With reference to Fig. 1, the antenna assembly 100 according to the first embodiment of the present invention is shown, this antenna assembly 100 includes radio frequency
Transmission circuit 11, match circuit 12 and metal shell 13, RF transmit-receive circuit 11 passes through match circuit 12 and metal shell 13 electricity
Connect, thus metal shell 13 is used as the radiant body of antenna assembly 100.And metal shell 13 is grounded by earth lead 14,
This earth lead 14 is provided with the switch 15 controlling its break-make.Wherein, the edge of golden shell 13 includes segmental arc, and metal shell
13 are provided with a slit band 130, and this slit band 130 includes curved portions, and this curved portions is matched with the segmental arc of metal shell 13,
This slit band 130 of this slit band 130 extends to the inside of metal shell 13 from the edge non-through of metal shell 13, so that
The metal shell 13 of slit band 130 both sides is connected to each other in an entirety, and the slit 1301 in slit band 130 is each along outer
The minor face of shell 13 extends.
Slit band 130 shown in Fig. 1 includes four curved slits 1301, stitches between a width of 0.03 to 0.5mm, due to
The width of slit is sufficiently small, is difficult to cause the attention of consumer, thus may insure the globality of metal shell 2, and slit
Can radiate with the electromagnetic signal in 130 permission metal shells 13.And the slit band 130 of arc increases slit band
130 length, strengthens the radiance of antenna structure.Additionally, the spacing between adjacent two slits 1301 is more than slit
It is formed with bonding jumper, the material phase of the material of bonding jumper and metal shell 13 between 1301 seam width, and adjacent slit 1301
With, thus from further ensure that the globality of metal shell 13 in appearance.It is filled with non-signal shielding material in slit 1301,
Electromagnetic signal such that it is able to avoid antenna assembly 100 is shielded.
It is to be appreciated that the quantity of the slit 1301 of slit band 130 can be 3 to 20, the quantity of slit should regard and specifically need
Depending on wanting, such as should meet the radiation condition of the electromagnetic signal of the apparent requirement of metal shell 13 and antenna assembly 100.
As shown in figure 1, RF transmit-receive circuit 11 is the feed of antenna assembly 100, and the effect of match circuit 12 is to penetrate
Carry out impedance matching between frequency transmission circuit 11 and metal shell 13 and balance is mated, damage thus reducing and mismatching the echo causing
Consumption, to ensure that antenna assembly 100 being capable of normal work.Additionally, wherein metal shell 13 is grounded by earth lead 14, and earth lead
14 are provided with the switch 15 controlling its break-make.In FIG, when switch 15 closes, metal shell 13 is grounded, antenna assembly 100
The frequency of radiable electromagnetic signal can change it is thus possible to increase the bandwidth of antenna assembly 100.
With reference to Fig. 2, the antenna assembly 200 according to second embodiment of the present utility model is shown, the quantity of slit band 230 is
One, the quantity of slit 2301 of slit band 230 and seam wide with the first embodiment shown in Fig. 1 in the quantity of slit 1301 and
Seam is wide identical, and from unlike the antenna assembly 100 of the first embodiment shown in Fig. 1, slit band 230 is parallel to metal shell 23
Minor face extend and run through this metal shell 23, thus metal shell 23 is divided into independent two metallic region 231 He
232, as shown in Fig. 2 the area of one of metallic region 231 is more than another metallic region 232.In antenna assembly 200,
Match circuit 22 and the earth lead 24 with switch 25 are all formed with metallic region 232 and electrically connect, and now metallic region 231 is permissible
Formed with metallic region 232 and couple, thus electromagnetic signal is radiate, and the earth lead 24 carrying switch 25 can change electricity
The frequency of magnetic radiation, thus improve the bandwidth of antenna structure 200.Certainly, match circuit 22 and earth lead 24 can be with metal areas
Domain 231 forms electrical connection, and match circuit 22 and earth lead 24 can also be formed with metallic region 231 and 232 respectively and electrically connect.When
When one of match circuit and metallic region 231 and 232 electrically connect, due to the size of metallic region 231 and metallic region 232
Different with structure, earth lead 24 is electrically connected from different metallic region, the frequency of the electromagnetic signal that antenna assembly 200 can be received and dispatched
Changing, therefore the effect that different metallic region reach frequency-selecting being connected by earth lead 24, thus increasing sky
The bandwidth of line apparatus 200.
With reference to Fig. 3, the antenna assembly 300 according to second embodiment of the present utility model, the wherein number of slit band 330 are shown
Measure as two, the quantity of slit 3301 of slit band 330 and seam wide with the first embodiment shown in Fig. 1 in slit 1301 number
Amount is wide with seam identical, and metal shell 33 is split the first centrally located metallic region 331 of formation by this two slit bands 330
And respectively positioned at the second metallic region 332 and the 3rd metallic region 333 at the first metallic region 331 two ends, as shown in Fig. 2
The area of the first metallic region 331 is more than the second metallic region 332, the area of the second metallic region 332 and the 3rd metallic region
333 is equal.In antenna assembly 300, match circuit 32 and with switch 35 earth lead 34 all with the 3rd metallic region 333 shape
Become electrical connection, now the first metallic region 331 and the second metallic region 332 all can be formed with the 3rd metallic region 333 and couple,
Thus radiateing electromagnetic signal, and earth lead 34 can change the frequency of electromagnetic radiation, thus improving antenna structure 300
Bandwidth.Certainly, can also there are other annexations between match circuit 32 and earth lead 34 and metallic region.As shown in figure 3, working as
When match circuit 32 is electrically connected with one of metallic region, due to the first metallic region 331, the second metallic region 332 and
The size of three metallic region 333, structure are different with position, when earth lead 34 is electrically connected from different metallic region, antenna assembly
The frequency of 300 electromagnetic signals that can receive and dispatch can change, and therefore can connect different metallic region by earth lead 34
To reach the effect of frequency-selecting, thus increasing the bandwidth of antenna assembly 300.
It is to be appreciated that can intersect between slit 131,231 or 331.Slit 21 can also be along metal shell
Extension is run through on long side or part extends, depending on the requirement of concrete structure visual appearance and the design parameter of antenna assembly.Gold
Belong to shell 2 and the side frame of mobile terminal can be can also be with the fore shell of mobile terminal or back-cover.
Moreover it is preferred that RF transmit-receive circuit 301 and match circuit 302 are arranged inside mobile terminal.Described movement
Terminal refers to computer equipment used in movement, including but not limited to mobile phone, notebook, panel computer, POS, car
Carry computer, camera etc..
Above disclosed only this utility model preferred embodiment, can not limit this utility model with this certainly
Interest field, one of ordinary skill in the art will appreciate that realizing all or part of flow process of above-described embodiment, and according to this reality
The equivalent variations made with new claim, still fall within the scope that utility model is covered.
Claims (11)
1. a kind of antenna assembly is it is characterised in that include
RF transmit-receive circuit；
Match circuit, is electrically connected to described RF transmit-receive circuit；And
Metal shell, the edge of described metal shell includes segmental arc, and described metal shell is provided with least one slit band, described
At least one slit band includes curved portions, and described curved portions are matched with the described segmental arc of described metal shell, described radio frequency
Transmission circuit is electrically connected with described metal shell by described match circuit, thus it is traditional thread binding that described metal shell is used as described sky
The radiant body put, wherein said metal shell passes through ground connection, and described earth lead is provided with for controlling described earth lead
The switch of break-make.
2. antenna assembly as claimed in claim 1 is it is characterised in that at least one slit band described includes 3 to 20 slits,
A width of 0.03 to the 0.4mm of seam of every described slit.
3. antenna assembly as claimed in claim 2 is it is characterised in that the quantity of described slit band is one and from described metal
Extend to the edge non-through of shell the inside of described metal shell, so that the described metal shell with both sides for the described slit
It is connected to each other in an entirety.
4. antenna assembly as claimed in claim 2 is it is characterised in that the quantity of described slit band is one, and by described gold
Belong to shell and be divided into independent two metallic region, described two metallic region are electric with described match circuit and described earth lead respectively
Connect.
5. antenna assembly as claimed in claim 2 is it is characterised in that the quantity of described slit band is one, and by described gold
Belong to shell and be divided into independent two metallic region, one of described metallic region is electric with described match circuit and described earth lead
Connect.
6. antenna assembly as claimed in claim 2 is it is characterised in that the quantity of described slit band is two, and by described gold
Belong to the second gold medal that shell is divided into the first centrally located metallic region and is located at described first metallic region two ends respectively
Belong to region and the 3rd metallic region, in described first metallic region, described second metallic region and described 3rd metallic region
Two described metallic region are electrically connected with described match circuit and described earth lead respectively.
7. antenna assembly as claimed in claim 2 is it is characterised in that the quantity of described slit band is two, and by described gold
Belong to the second gold medal that shell is divided into the first centrally located metallic region and is located at described first metallic region two ends respectively
Belong to region and the 3rd metallic region, in described first metallic region, described second metallic region and described 3rd metallic region
One described metallic region is electrically connected with described match circuit and described earth lead.
8. the antenna assembly according to any one of claim 3 to 7 is it is characterised in that between adjacent two described slits
Spacing is more than the seam width of described slit.
9. antenna assembly as claimed in claim 8 it is characterised in that described metal shell include relatively and be arranged in parallel one
To minor face and long a pair side that be relative and be arrangeding in parallel, described slit prolongs parallel to the pair of minor face or the pair of long side
Stretch.
10. antenna assembly as claimed in claim 9 is it is characterised in that be formed with bonding jumper between adjacent described slit.
A kind of 11. mobile terminals are it is characterised in that include the antenna assembly as described in any one of claim 1 to 10.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620499785.6U CN206022616U (en) | 2016-03-18 | 2016-03-18 | Metal shell |
| CN201620217529.3U CN205985346U (en) | 2016-03-18 | 2016-03-18 | Antenna device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620217529.3U CN205985346U (en) | 2016-03-18 | 2016-03-18 | Antenna device and mobile terminal |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620499785.6U Division CN206022616U (en) | 2016-03-18 | 2016-03-18 | Metal shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205985346U true CN205985346U (en) | 2017-02-22 |
Family
ID=58018548
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620499785.6U Expired - Fee Related CN206022616U (en) | 2016-03-18 | 2016-03-18 | Metal shell |
| CN201620217529.3U Expired - Fee Related CN205985346U (en) | 2016-03-18 | 2016-03-18 | Antenna device and mobile terminal |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620499785.6U Expired - Fee Related CN206022616U (en) | 2016-03-18 | 2016-03-18 | Metal shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN206022616U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105789827A (en) * | 2016-03-18 | 2016-07-20 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| CN106910982A (en) * | 2017-03-16 | 2017-06-30 | 宇龙计算机通信科技(深圳)有限公司 | Antenna system and the communication terminal with the antenna system |
-
2016
- 2016-03-18 CN CN201620499785.6U patent/CN206022616U/en not_active Expired - Fee Related
- 2016-03-18 CN CN201620217529.3U patent/CN205985346U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105789827A (en) * | 2016-03-18 | 2016-07-20 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| CN105789827B (en) * | 2016-03-18 | 2018-01-23 | 广东欧珀移动通信有限公司 | Antenna assembly and mobile terminal |
| CN106910982A (en) * | 2017-03-16 | 2017-06-30 | 宇龙计算机通信科技(深圳)有限公司 | Antenna system and the communication terminal with the antenna system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN206022616U (en) | 2017-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 |