CN105789833A - Antenna device and mobile terminal - Google Patents
Antenna device and mobile terminal Download PDFInfo
- Publication number
- CN105789833A CN105789833A CN201610287114.8A CN201610287114A CN105789833A CN 105789833 A CN105789833 A CN 105789833A CN 201610287114 A CN201610287114 A CN 201610287114A CN 105789833 A CN105789833 A CN 105789833A
- Authority
- CN
- China
- Prior art keywords
- bonding jumper
- antenna assembly
- metal shell
- metallic region
- static contact
- 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
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—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
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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
-
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/321—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors within a radiating element or between connected radiating elements
Abstract
The invention discloses an antenna device and a mobile terminal. The antenna device comprises a metal shell and switches. The metal shell comprises a micro seam band and a metal area. The micro seam band is provided with metal strips which are electrically isolated from the metal area. The metal area acts as a radiator. Each switch is connected with the metal strips and the metal area and used for connection or disconnection of electric connection between the metal area and the metal strips. Therefore, resonant frequency of the metal area is enabled to change so that the antenna device is enabled to generate multiple types of resonant frequency, bandwidth can be increased and user experience can be enhanced.
Description
Technical field
The present invention relates to electronic device field, particularly relate to a kind of antenna assembly and mobile terminal.
Background technology
Current many mobile phones all can be provided with metal shell, and more and more utilizes metal shell as the antenna of mobile phone.Under normal circumstances, electric feed signal being applied the metallic region to metal shell, utilizing the metallic region of metal shell receive electric feed signal and electromagnetic wave occurs, thus forming antenna.But under this kind of structure, owing to the version of metal shell is more single, so that resonant frequency produced by metal shell is also more single, and then the requirement of multiband cannot be met, and causing that communication bandwidth is not enough, Consumer's Experience is not good.
Summary of the invention
In view of this, the present invention provides a kind of antenna assembly improving Consumer's Experience and mobile terminal.
The present invention provides a kind of antenna assembly, and wherein, described antenna assembly includes metal shell and switch；Described metal shell has slit band and connects the metallic region of described slit band；Described slit band is provided with and described metallic region electrically insulates bonding jumper and the insulant being filled between described metallic region and described bonding jumper；Described metallic region is as radiant body；Described switch is connected to bonding jumper described in described metallic region, for the electrical connection being turned on or off between metallic region and bonding jumper.
Wherein, described slit band includes an opening being positioned at described metal shell edge and a Guan Bi end away from described metal shell edge；Described bonding jumper is extended to described opening by described Guan Bi end.
Wherein, the number of described bonding jumper is multiple, mutually isolated through described insulant between multiple described bonding jumpers, multiple described bonding jumper equidistant arrangement.
Wherein, described switch includes moving contact and static contact, and described moving contact electrically connects described metallic region, and described static contact electrically connects described bonding jumper, and described moving contact and static contact are turned on or off, thus the electrical connection being turned on or off between metallic region and bonding jumper.
Wherein, the quantity of the static contact of described switch is one, and one static contact electrically connects with bonding jumper one of them described.
Wherein, the quantity of the static contact of described switch is two, and said two static contact electrically connects with bonding jumper described in two of which.
Wherein, described metal shell includes two described slit bands, two described mutually opposing extensions of slit band.
Wherein, described metal shell includes two described slit bands, and two described slit bands are parallel to each other, and mutually staggers at length direction or the width of described metal shell.
Wherein, described antenna assembly includes two described switches, and the static contact of two described switches is electrically connected the bonding jumper of two described slit bands.
The present invention also provides for a kind of mobile terminal, and wherein, described mobile terminal includes the antenna assembly described in above-mentioned any one, and described mobile terminal also includes mainboard, and described mainboard is fixed in described metal shell.
The antenna assembly of the present invention and mobile terminal, by described bonding jumper and described metallic region electric isolution；Utilize described static contact electrical connection bonding jumper, and moving contact electrically connects with described metallic region；When moving contact is with static contact conducting so that bonding jumper and described metallic region are conducted, so that the resonant frequency of described metallic region produces change, namely the frequency range of antenna assembly increases, thus increasing communication bandwidth, improve Consumer's Experience.
Accompanying drawing explanation
In order to be illustrated more clearly that technical scheme, the accompanying drawing used required in embodiment will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram of the antenna assembly of first embodiment provided by the invention；
Fig. 2 is the schematic diagram of the antenna assembly of the second embodiment provided by the invention；
Fig. 3 is the schematic diagram of antenna assembly provided by the invention；
Fig. 4 is the schematic diagram of mobile terminal provided by the invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
Referring to Fig. 1, a kind of antenna assembly 100 provided by the invention, described antenna assembly 100 includes metal shell 10 and switch 20；Described metal shell 10 includes slit and with 11 and connects the metallic region 12 that described slit is with 11；Described slit is provided with 11 and the bonding jumper 13 of described metallic region 12 electric isolution and the insulant 1 that is filled between described metallic region 12 and described bonding jumper 13；Described metallic region 12 is as radiant body；Described switch 20 is connected to described bonding jumper 13 and described metallic region 12, for the electrical connection being turned on or off between metallic region and bonding jumper.It is understood that described metal shell 10 can be terminal enclosure, this terminal can be the electronic equipments such as mobile phone, panel computer or notebook computer.After described metal shell 10 receives electric feed signal, described metallic region 12 as radiant body can radiated electromagnetic wave so that described antenna assembly 100 receiving and transmitting signal.
Electrically insulated with described metallic region 12 by described bonding jumper 13；Utilize described static contact 23 to electrically connect described bonding jumper 13, and moving contact 22 is electrically connected with metallic region 12；When moving contact 21 turns on static contact 22 so that described bonding jumper 13 is conducted with described metallic region 12, so that the resonant frequency of described metallic region 12 produces change, namely the frequency range of antenna assembly 100 increases, thus increasing broadband, improves Consumer's Experience.
In present embodiment, described metal shell 10 can be mobile phone protecgulum or cell phone rear cover.Concrete, described metal shell 10 is rectangular terminal bonnet.Described metal shell 10 can carry inside mainboard and other functional units of terminal, and mainboard and functional unit are protected.Described slit band 11 can be adopt cut to form.Concrete, described slit can be cut by the edge of described metal shell 10 with 11, does not completely cut through described metal shell 10, so that the structural integrity of described metal shell 10, and then described metal shell 10 can bear bigger External Force Acting.Concrete, the otch of described metal shell 10 forms described slit band 11, and described slit forms described metallic region 12 with the perimeter of 11.More specifically, described slit band 11 is made up of a plurality of slit and described bonding jumper 13.Described bonding jumper 13 is separated by described slit.Described insulant 14 is filled in described slit.Described slit all includes an opening 11a being positioned at a described metal shell 10 edge and Guan Bi end 11b away from described metal shell 10 edge with 11；Described Guan Bi end 11b is extended with bonding jumper 13 to described opening 11a.Described metallic region 12 is formed at described slit with the sheet metal outside 11.Described metallic region 11 in order to receive electric feed signal so that described metallic region 11 can radiated electromagnetic wave, and then formed antenna rf.Concrete, described metallic region 12 is provided with distributing point 121, and the contiguous described slit band 11 of described distributing point 121, described distributing point 121 is in order to access match circuit and radio circuit.In other embodiments, described slit band 11 can also is that grinding machine cutting forms；Described slit band 11 is separated into two metallic region it is also possible that state metal shell 10.
Described switch 20 can be single pole multiple throw, it is also possible to be single-pole single-throw switch (SPST).Concrete, described switch 20 includes the moving contact 21 electrically connecting described metallic region 12 and the static contact 22 electrically connecting described bonding jumper 13.Described moving contact 21 disconnects with described static contact 22 or turns on, thus disconnecting or turning on the electrical connection between metallic region and bonding jumper.Described moving contact 21 can be connected with the central processing unit of terminal, is conducted with the control signal according to terminal and described static contact 22.The quantity of described static contact 22 can be one can also be multiple, and one or more described static contacts 22 can be correspondingly connected to one or more described bonding jumper 13.
As shown in Figure 1, it is provided that first embodiment, the quantity of the static contact 22 of described switch 20 is one, and one static contact 22 electrically connects with bonding jumper one of them described 13., when described moving contact 21 is conducted with described static contact 22, the described bonding jumper 13 electrically connected with this static contact 22 is conducted with described metallic region 12 through described moving contact 21, thus changing the electromagnetic wave producing the first resonant frequency of described metallic region 12.When described static contact 23 disconnects with described bonding jumper 13, described bonding jumper 13 disconnects mutually with described metallic region 12, and described metallic region 12 radiates the electromagnetic wave of the second resonant frequency, and described second resonant frequency is different from described first resonant frequency.And then, described antenna assembly 100 can produce the electromagnetic signal of different resonant frequency, and then bandwidth increases, and improves Consumer's Experience.
Further, as shown in Figure 2, it is provided that the second embodiment, the quantity of the static contact 22 of described switch 20 is two, and said two static contact 22 electrically connects with bonding jumper described in two of which 13, and described moving contact 21 is turned on or off with one of them described static contact 22.Concrete, two described static contacts 22 are the first static contact 221 and the second static contact 222 respectively.The plurality of bonding jumper 13 includes the first bonding jumper 131 and the second bonding jumper 132.Described first bonding jumper 131 and described second bonding jumper 132 are disposed adjacent.Described first bonding jumper 131 compared to described second bonding jumper 132 near described metallic region 12, namely described first bonding jumper 131 to the distance of described metallic region 12 less than the distance of described second bonding jumper 132 to described metallic region 12.Described first static contact 221 electrically connects described first bonding jumper 131, and described second static contact 222 electrically connects described second bonding jumper 132.When described moving contact 22 turns on described first bonding jumper 131, described metallic region 12 radiates the electromagnetic wave of the first resonant frequency.When described moving contact 22 turns on described second bonding jumper 132, the wide seam width size being sized larger than between described first bonding jumper 131 and described metallic region 12 and being formed is stitched due to what formed between described second bonding jumper 132 and described metallic region 12, and then the resonant frequency that metallic region 12 radiates is changed, namely described metallic region 12 radiates the electromagnetic wave of the 3rd resonant frequency and described 3rd resonant frequency is different from described first resonant frequency and described second resonant frequency.Further such that described antenna assembly 100 can radiate the electromagnetic wave of more different resonant frequency, form more frequency range, facilitate user to select between different frequency ranges, increase the beamwidth of antenna further.In like manner, in other embodiments, multiple described static contact 22 correspondence can also be set and be electrically connected to multiple described bonding jumper 13, thus according to forming various sizes of seam width between each described bonding jumper 13 and described metallic region 12, cause that the resonant frequency that described metallic region 12 radiates is different, thus forming more frequency range, provide the user more Frequency Band Selection.
Further, multiple described bonding jumper 13 equidistant arrangement, the distance between adjacent two described bonding jumpers 13 is less than the width of described bonding jumper 13.Concrete, in each described slit band 11, the ratio of the width between the width of described bonding jumper 13 with adjacent two described bonding jumpers 13 is 1.5～2.0, so that the width between adjacent two described bonding jumpers 13 accounts for smaller, user's naked eyes cannot differentiate the slit between adjacent two described bonding jumpers 13 and then the overall appearance improving described antenna assembly 100.
More specifically, the seam width between adjacent two described bonding jumpers 13 is 0.05mm～0.3mm, the number of described bonding jumper 13 more than 5～10.The seam width between adjacent two described bonding jumpers 13 is utilized to ensure minimum at 0.05mm, slit directly cannot be told by user, and ensure the radio frequency efficiency that described antenna assembly 100 is minimum, on the contrary, control the seam width between adjacent two described bonding jumpers 13 and ensure maximum at 0.3mm so that the radio frequency efficiency of described antenna assembly 100 improves.Equally, the number of described bonding jumper 13 is minimum to be controlled at 5, and to ensure the appearance requirement of described antenna assembly 100, number at described bonding jumper 13 is maximum to be controlled at 10, to improve the radio frequency efficiency of described antenna assembly 100.Described slit is 1.5mm～5.0mm with the width of 11 so that described slit to account for the ratio of whole described metal shell 10 with 11 less, thus improving the appearance of described antenna assembly 100.
Further, described slit band 11 is along being parallel to described metal shell 10 length direction or width extension.In the first embodiment, described slit band 11 extends along being parallel to described metal shell 10 width.Described metal shell 10 includes the first slit band 111 and the second slit band 112.Described first slit staggers at the length direction of described metal shell 10 with 112 mutually with 111 and described second slit.Thus the resistance to stress effect of described metal shell 10 length direction both sides balances each other so that described metal shell 10 is unlikely to deform.In other embodiments, described first slit can also is that with 112 with 111 and described second slit and mutually staggers on the width of described metal shell 10.
In a second embodiment, described metal shell 10 also includes the 3rd slit band 113 and the 4th slit band 114.Described 3rd slit band 113 and the described first mutually opposing extension of slit band 111.Described 4th slit band 114 and the described second mutually opposing extension of slit band 112.Described 3rd slit with 113 length less than described first slit with 111 length, thus the electromagnetic wave resonance frequency that described 3rd slit is with 113 radiation is different from the electromagnetic wave resonance frequency that described first slit is with 111, increase the electromagnetic radiation weave efficiency of described antenna assembly 100 further, increase bandwidth.
Further, in the first embodiment, described antenna assembly 100 includes two described switches 20, and the static contact 22 of two described switches 20 is electrically connected the bonding jumper 13 that two described slits are with 11.The static contact 22 utilizing two described switches 20 is electrically connected the bonding jumper 13 that two described slits are with 11, so that two described slits are different with 11 electromagnetic wave resonance frequencies radiated, thus increasing the radiating bands of described antenna assembly 100, improve Consumer's Experience.In other embodiments, described antenna assembly 100 can also arrange a plurality of described slit band 11 and the described switch 20 of many groups, so that the radiating bands of described antenna assembly 100 increases, increases bandwidth.
Further, in the first embodiment, described slit can be non-signal shielding material with 11 insulant 14 also including being filled up completely with between adjacent two described bonding jumpers 13, this insulant can avoid masking the aerial signal of described antenna assembly 100, improves the radiation efficiency of described antenna assembly 100.But also this insulant can be arranged in light transmissive material.When described antenna assembly 100 is applied to terminal, the corresponding described slit band 11 of terminal inner arranges breath light (not shown), so that the printing opacity non-signal shielding material in described slit 11 can pass through the light of described breath light, thus user can from the external observation breath light light of described antenna assembly 100, and then understand the ruuning situation of terminal, improve the appearance of terminal, and improve Consumer's Experience.More preferably, described printing opacity non-signal shielding material adopts optical material, so that slit band 11 presents light banding, and then improves the appearance of described antenna assembly 100.
Referring to Fig. 3, described antenna assembly 100 also includes match circuit 30, radio circuit 40, and described match circuit 30 electrically connects described metallic region 12, and described radio circuit 40 electrically connects described match circuit 30, and described earth polar 40 electrically connects described earthing pole 21.Described match circuit 30 electrically connects described distributing point 121, described match circuit 30 and described radio circuit 40 and sends electric feed signal through described distributing point 121 to described metal shell 10, so that described metal shell 10 radiated electromagnetic wave.
Refer to Fig. 4, the present invention also provides for a kind of mobile terminal 200, described mobile terminal includes described antenna assembly 100, described mobile terminal also includes mainboard 200, described mainboard is fixed in described metal shell 10, described mainboard electrically connects described match circuit 30 and described radio circuit 40 and described switch 20.It is understood that described mobile terminal can be mobile phone, panel computer or notebook computer.Described mainboard can arrange the earth polar (not shown) electrically connecting described metallic region 12, connect describedly and be also electrically connected to described moving contact 21, so that described metallic region 12 and described moving contact 21 electrically connect.
The antenna assembly of the present invention and mobile terminal, by the antenna assembly of the present invention and mobile terminal, by described bonding jumper and described metallic region electric isolution；Utilize described static contact electrical connection bonding jumper, and moving contact electrically connects with described metallic region；When moving contact is with static contact conducting so that bonding jumper and described metallic region are conducted, so that the resonant frequency of described metallic region produces change namely can produce the resonance of multi-frequency, thus increasing communication bandwidth, improve Consumer's Experience.
Being above the preferred embodiment of the present invention, it is noted that for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. an antenna assembly, it is characterised in that described antenna assembly includes metal shell and switch；Described metal shell has slit band and connects the metallic region of described slit band；Described slit band is provided with and described metallic region electrically insulates bonding jumper and the insulant being filled between described metallic region and described bonding jumper；Described metallic region is as radiant body；Described switch is connected to bonding jumper described in described metallic region, for the electrical connection being turned on or off between metallic region and bonding jumper.
2. antenna assembly according to claim 1, it is characterised in that described slit band includes an opening being positioned at described metal shell edge and a Guan Bi end away from described metal shell edge；Described bonding jumper is extended to described opening by described Guan Bi end.
3. antenna assembly according to claim 2, it is characterised in that the number of described bonding jumper is multiple, mutually isolated through described insulant between multiple described bonding jumpers, multiple described bonding jumper equidistant arrangement.
4. antenna assembly according to claim 2, it is characterized in that, described switch includes moving contact and static contact, described moving contact electrically connects described metallic region, described static contact electrically connects described bonding jumper, described moving contact and static contact are turned on or off, thus the electrical connection being turned on or off between metallic region and bonding jumper.
5. antenna assembly according to claim 4, it is characterised in that the quantity of the static contact of described switch is, and one static contact electrically connects with bonding jumper one of them described.
6. antenna assembly according to claim 4, it is characterised in that the quantity of the static contact of described switch is two, and said two static contact electrically connects with bonding jumper described in two of which.
7. antenna assembly according to claim 1, it is characterised in that described metal shell includes two described slit bands, two described mutually opposing extensions of slit band.
8. antenna assembly according to claim 1, it is characterised in that described metal shell includes two described slit bands, two described slit bands are parallel to each other, and mutually stagger at length direction or the width of described metal shell.
9. the antenna assembly according to claim 7 or 8, it is characterised in that described antenna assembly includes two described switches, the static contact of two described switches is electrically connected the bonding jumper of two described slit bands.
10. a mobile terminal, it is characterised in that described mobile terminal includes the antenna assembly described in claim 1～9 any one, described mobile terminal also includes mainboard, and described mainboard is fixed in described metal shell.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287114.8A CN105789833B (en) | 2016-04-29 | 2016-04-29 | Antenna assembly and mobile terminal |
| PCT/CN2016/086566 WO2017161713A1 (en) | 2016-03-21 | 2016-06-21 | Housing, antenna apparatus and mobile terminal |
| EP16895065.7A EP3273536B1 (en) | 2016-03-21 | 2016-06-21 | Housing, antenna apparatus and mobile terminal |
| ES16895065T ES2746203T3 (en) | 2016-03-21 | 2016-06-21 | Housing, antenna device and mobile terminal |
| US15/798,823 US10886597B2 (en) | 2016-03-21 | 2017-10-31 | Housing, antenna device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287114.8A CN105789833B (en) | 2016-04-29 | 2016-04-29 | Antenna assembly and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105789833A true CN105789833A (en) | 2016-07-20 |
| CN105789833B CN105789833B (en) | 2017-10-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610287114.8A Active CN105789833B (en) | 2016-03-21 | 2016-04-29 | Antenna assembly and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105789833B (en) |
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| CN107394349A (en) * | 2017-06-29 | 2017-11-24 | 广东欧珀移动通信有限公司 | Housing, antenna assembly, mobile terminal and processing method of casing |
| CN107394389A (en) * | 2017-06-29 | 2017-11-24 | 广东欧珀移动通信有限公司 | Housing, antenna assembly, mobile terminal and processing method of casing |
| CN107846487A (en) * | 2017-10-31 | 2018-03-27 | 广东欧珀移动通信有限公司 | A kind of method for producing shell, housing and mobile terminal |
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| CN109848673A (en) * | 2017-01-24 | 2019-06-07 | Oppo广东移动通信有限公司 | The manufacturing method and terminal of the blank component of shell, shell, shell |
| CN110323541A (en) * | 2019-06-14 | 2019-10-11 | 青岛海信移动通信技术股份有限公司 | A kind of terminal |
| US10898979B2 (en) | 2017-01-24 | 2021-01-26 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Blank assembly for housing, housing, manufacturing method for housing and terminal |
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| CN107394349A (en) * | 2017-06-29 | 2017-11-24 | 广东欧珀移动通信有限公司 | Housing, antenna assembly, mobile terminal and processing method of casing |
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| CN107846487A (en) * | 2017-10-31 | 2018-03-27 | 广东欧珀移动通信有限公司 | A kind of method for producing shell, housing and mobile terminal |
| CN107846487B (en) * | 2017-10-31 | 2019-08-30 | Oppo广东移动通信有限公司 | A kind of method for producing shell, shell and mobile terminal |
| CN110323541A (en) * | 2019-06-14 | 2019-10-11 | 青岛海信移动通信技术股份有限公司 | A kind of terminal |
| CN110323541B (en) * | 2019-06-14 | 2021-07-13 | 青岛海信移动通信技术股份有限公司 | Terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105789833B (en) | 2017-10-17 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. |
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