CN205657175U - Antenna device and mobile terminal - Google Patents
Antenna device and mobile terminal Download PDFInfo
- Publication number
- CN205657175U CN205657175U CN201620373951.8U CN201620373951U CN205657175U CN 205657175 U CN205657175 U CN 205657175U CN 201620373951 U CN201620373951 U CN 201620373951U CN 205657175 U CN205657175 U CN 205657175U
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- Prior art keywords
- frame section
- antenna assembly
- crack
- mobile terminal
- switch element
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- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000005336 cracking Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000018199 S phase Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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Abstract
The utility model discloses an antenna device and mobile terminal, antenna device is applied to among the mobile terminal, mobile terminal is including electrically conductive frame, electrically conductive frame is equipped with and cracks and be located the crack first frame section and the second frame section of both sides. Antenna device include distributing point, a matching circuit first frame section second frame section, the 2nd matching circuit and switch element, a matching circuit establishes ties the distributing point with between the first frame section, switch element with the 2nd matching circuit establish ties in proper order ground with between the second frame section, crack and be used for realizing first frame section with electric coupling between the second frame section is in order to realize the follow distributing point to the feeding circuit on ground, switch element's break -make is used for changing antenna device's framework. The utility model discloses can effectively widen the bandwidth of antenna.
Description
Technical field
This utility model relates to antenna technical field, particularly relates to a kind of antenna assembly and a kind of application is described
The mobile terminal of antenna assembly.
Background technology
The appearance design of metal material more texture, therefore uses the mobile phone of metal shell gradually to occupy market
Main flow.The mentality of designing of conventional mobile phone antenna has been broken in the appearance of metal shell, considerably increases Antenna Design
Difficulty.In prior art, start to consider metal shell as a part for antenna, use metal shell
Carry out signal radiation.Along with the evolution of mobile communication technology, the frequency range being applied on mobile phone terminal is the most increasingly
Many, this just requires that antenna for mobile phone has good compatibility, is simultaneously operable in multiple frequency ranges.But,
At present using metal shell as the mobile terminal of a part for antenna, it is impossible to effectively widen the frequency range of antenna, go out
The existing beamwidth of antenna covers not enough problem, it is difficult to meet the requirement of communication system.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of antenna assembly and mobile terminal, in order to solve
Prior art cannot effectively be widened the frequency range of antenna, occur that the beamwidth of antenna covers not enough problem.
For solving above-mentioned technical problem, on the one hand, this utility model provides a kind of antenna assembly, it is applied to move
In dynamic terminal, described mobile terminal include conductive bezels, described conductive bezels be provided with crack and be positioned at described in open
First frame section of seam both sides and the second frame section, described antenna assembly includes distributing point, the first match circuit, institute
State the first frame section, described second frame section, the second match circuit and switch element, described first match circuit string
Being associated between described distributing point and described first frame section, described switch element and described second match circuit are successively
Be connected on and described second frame section between, described in crack for realizing described first frame section and described second frame
Electric coupling between Duan, to realize the feeding circuit from described distributing point to ground, the break-make of described switch element
For changing the framework of described antenna assembly.
Wherein, crack described in and include at least two slit that equi-spaced apart is arranged side by side.
Wherein, the width of described slit is less than or equal to 0.5mm.
Wherein, described first frame section ground connection.
Wherein, described second frame section ground connection.
Wherein, described first frame section and described second frame section are metal material.
Wherein, crack described in interior filling isolation material.
Wherein, described distributing point, described first match circuit, described second match circuit and described switch unit
Part is arranged on the mainboard in described mobile terminal.
Wherein, described first frame section and described second frame section are respectively electrically connected to the ground plane on described mainboard.
Wherein, described conductive bezels is additionally provided with the first auxiliary seam, and described first frame section is located at described first auxiliary
Seam and described crack between.
Wherein, described conductive bezels be additionally provided with second auxiliary seam, described second frame section be located at described in crack and institute
State between the second auxiliary seam.
On the other hand, this utility model also provides for a kind of mobile terminal, and described mobile terminal includes mainboard and institute
State antenna assembly, the described distributing point of described antenna assembly, described first match circuit, described second coupling
Circuit and described switch element are arranged on described mainboard.
The beneficial effects of the utility model are as follows: conductive bezels is separated into first by cracking by this utility model
Frame section and the second frame section, and the first frame section and the second frame section are as a part for antenna assembly, improve antenna
The radiation efficiency of device, and by the break-make of switch element for changing the framework of described antenna assembly, with
Change the frequency of described antenna assembly so that the bandwidth that antenna assembly is covered is widened, promote sky linear
Can, add the coverage rate of the beamwidth of antenna, and switch element can change the length of antenna assembly radiant body,
Realize tuber function.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below by right
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that below,
Accompanying drawing in description is only embodiments more of the present utility model, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other obvious mode of texturing according to these accompanying drawings.
The schematic diagram of the antenna assembly that Fig. 1 provides for this utility model embodiment one.
Under the switching elements conductive state of the antenna assembly that Fig. 2 provides for this utility model embodiment one etc.
Effect circuit diagram.
Under the switch element off-state of the antenna assembly that Fig. 3 provides for this utility model embodiment one etc.
Effect circuit diagram.
The schematic diagram of the antenna assembly that Fig. 4 provides for another embodiment of this utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical side in this utility model embodiment
Case is clearly and completely described, it is clear that described embodiment is only that this utility model part is real
Execute example rather than whole embodiments.Based on the embodiment in this utility model, ordinary skill people
The every other embodiment that member is obtained under not making creative work premise, broadly falls into this utility model
The scope of protection.
This utility model relates to antenna assembly and mobile terminal, and mobile terminal includes but not limited to mobile phone, palm
Computer, panel computer etc..Antenna assembly is applied in mobile terminal.Described mobile terminal includes conductive bezels,
In a kind of examples of implementation, conductive bezels is metal material；Certainly conductive bezels can also be other conduction material
Matter, such as conductive plastics or conductive rubber etc., conductive bezels major function is transmission electric energy and the signal of telecommunication.Lead
Electricity frame be provided with crack and be positioned at described in crack the first frame section of both sides and the second frame section, the design cracked is permissible
Realize the signal radiation path of antenna within mobile terminal, say, that the internal sky arranged of mobile terminal
The signal of wire module can conduct to mobile terminal through cracking, or transmits outside reception mobile terminal
Signal.Further, in the case of the first frame section and the second frame section are as a part for antenna assembly,
The design cracked also is able to provide the electric coupling between the first frame section and the second frame section, and details are as follows.
Referring to Fig. 1, described antenna assembly includes distributing point the 10, first match circuit M1, described first frame
Section 20, described second frame section the 40, second match circuit M2 and switch element 50, described first match circuit
M1 is connected between described distributing point 10 and described first frame section 20, described switch element 50 and described
Two match circuit M2 are sequentially connected in series between ground and described second frame section 40, and the S that cracks is for realizing described
Electric coupling between one frame section 20 and described second frame section 40, to realize the feedback from described distributing point 10 to ground
Electricity loop, the break-make of described switch element 50, for changing the framework of described antenna assembly, can realize antenna
The reconstruct of device, so that antenna assembly can cover broader bandwidth, increases the frequency range of antenna.
This utility model realizes the electric coupling between the first frame section 20 and the second frame section 40 by the S that cracks, also
That is, signal transmission and electric current transmission between the first frame section 20 and the second frame section 40 are all by the S that cracks
The electric coupling at place realizes, and the S that cracks is arranged between the first frame section 20 and the second frame section 40, is equivalent to the
Between one frame section 20 and the second frame section 40, an electric capacity is set.Crack the setting of S, can be by the first frame 20
With second effectively isolate, owing to the first frame section 20 and the second frame section 40 are as antenna between frame section 40
A part of radiant body of device, is isolated by the S that cracks between them so that antenna assembly radiated or
Isolation it is also carried out such that it is able to promote the stability of the signal transmission of antenna and prevent between the unlike signal received
Interference between stop signal.
Specifically, described first frame section 20 and described second frame section 40 ground connection respectively, set in mobile terminal
Mainboard, mainboard includes ground plane, the ground plane that the first frame section 20 and the second frame section 40 are electrically connected on mainboard.
Specifically, grounding elastic part can be set in the edge of mainboard, be connected to the first frame section by grounding elastic part
Between 20 and the ground plane of mainboard, and it is connected to the ground plane of the second frame section 40 and mainboard by grounding elastic part
Between, thus realize on the first frame section 20 and the second frame section 40 and mainboard the electrical connection between ground plane.When
So grounding elastic part can also be replaced by conducting probe.
In the case of described switch element 50 is in the conduction state, refer to Fig. 2, distributing point 10, first
Match circuit M1, go here and there successively between first frame section the 20, second frame section the 40, second match circuit M2 and ground
Connection conducting, forms a loop aerial framework.
In the case of described switch element 50 is off, refer to Fig. 3, the second match circuit M2
Branch road disconnect, also the second match circuit M2 does not works, now, distributing point the 10, first match circuit M1,
It is sequentially connected in series conducting between first frame the 20, second frame section 40 and ground, forms an inverted-F antenna framework.
First match circuit M1 and the second match circuit M2 for mating the impedance of antenna assembly, with reduce by
In the return loss that impedance mismatching causes.First match circuit M1 and the second match circuit M2 can be by string
Connection and/or shunt inductance or electric capacity realize, and concrete circuit framework, this utility model does not limits.
Described switch element 50 is radio-frequency (RF) switch, and switch element 50 can change the length of antenna assembly radiant body
Degree, it is achieved the tuber function of antenna assembly.
In a kind of embodiment, described in crack at least two slit that S includes that equi-spaced apart is arranged side by side.Institute
State the width of slit less than or equal to 0.5mm.In present embodiment, it is designed at least two slit by cracking
Framework so that the conductive bezels of mobile terminal looks like an entirety, says from angle attractive in appearance, Consumer's Experience
Sense gets a promotion.
Described first frame section 20 and described second frame section 40 are metal material, and the two can be identical
Material, it is also possible to be designed as different materials as required.
Filling isolation material in the described S that cracks, isolation material can be pottery or plastic cement etc..
Described distributing point 10, described first match circuit M1, described second match circuit M2 and described switch
Element 50 is arranged on the mainboard in described mobile terminal.
Conductive bezels is separated into the first frame section 20 and the second frame 40, and first by the S that cracks by this utility model
Frame section 20 and the second frame section 40, as a part for antenna assembly, improve the radiation efficiency of antenna assembly,
And by the break-make of switch element 50 for changing the framework of described antenna assembly, antenna assembly can be realized
Reconstruct so that antenna assembly can cover broader bandwidth, the frequency range increasing antenna can realize
The reconstruct of antenna assembly, so that antenna assembly can cover broader bandwidth, increases the frequency range of antenna,
The bandwidth that antenna assembly is covered is widened, and promotes antenna performance, adds the covering of the beamwidth of antenna
Rate.
Refer to the schematic diagram that Fig. 4, Fig. 4 show the antenna assembly of this utility model another embodiment,
In present embodiment, conductive bezels is additionally provided with the first auxiliary seam S1 and second auxiliary seam S2, the first frame section 20
At the first auxiliary seam S1 and crack between S, the second frame section 40 be positioned at the second auxiliary seam S2 and crack S it
Between, the first frame section 20 and the second equal ground connection of frame section 40.First auxiliary seam S1 and second auxiliary seam S2 is permissible
Individualism, it is also possible to simultaneously exist, say, that in a kind of embodiment, antenna assembly is provided only with the
One auxiliary seam S1, is isolated into independent radiant body by the first frame section 20；In another embodiment, it is traditional thread binding
Put and be provided only with the second auxiliary seam S2, the second frame section 40 is isolated into independent radiant body；There is a kind of embodiment party again
Formula, it is simply that the first auxiliary seam S1 and second auxiliary seam S2 exists simultaneously.
First assists seam S1 and second to assist stitches the framework that S2 could be arranged to and S-phase of cracking is same, and such as two
Person all includes at least two slit.
Above disclosed only several preferred embodiment of this utility model, can not limit with this certainly
The interest field of this utility model, one of ordinary skill in the art will appreciate that and realize the whole of above-described embodiment
Or part flow process, and the equivalent variations made according to this utility model claim, still fall within utility model and contained
The scope of lid.
Claims (10)
1. an antenna assembly, is applied in mobile terminal, and described mobile terminal includes conductive bezels, described in lead
Electricity frame be provided with crack and be positioned at described in crack the first frame section of both sides and the second frame section, it is characterised in that: institute
State antenna assembly include distributing point, the first match circuit, described first frame section, described second frame section, second
Match circuit and switch element, described first match circuit be connected on described distributing point and described first frame section it
Between, described switch element and described second match circuit are sequentially connected in series between ground and described second frame section, institute
State and crack for realizing the electric coupling between described first frame section and described second frame section, to realize from described feedback
Electricity point feeding circuit extremely, the break-make of described switch element is for changing the framework of described antenna assembly.
Antenna assembly the most according to claim 1, it is characterised in that described in crack and include being arranged side by side
At least two slit.
Antenna assembly the most according to claim 2, it is characterised in that the width of described slit is less than or equal to
0.5mm。
Antenna assembly the most according to claim 1, it is characterised in that described first frame section ground connection.
Antenna assembly the most according to claim 4, it is characterised in that described second frame section ground connection.
Antenna assembly the most according to claim 5, it is characterised in that described first frame section and described second
Frame section is metal material.
Antenna assembly the most according to claim 1, it is characterised in that described in crack interior filling isolation material.
Antenna assembly the most according to claim 1, it is characterised in that described conductive bezels is additionally provided with first
Auxiliary seam, described first frame section be located at described first auxiliary seam and described crack between.
Antenna assembly the most according to claim 8, it is characterised in that described conductive bezels is additionally provided with second
Auxiliary seam, described second frame section be located at described in crack and described second auxiliary seam between.
10. a mobile terminal, it is characterised in that described mobile terminal includes that mainboard and claim 1-9 are appointed
One described antenna assembly, the described distributing point of described antenna assembly, described first match circuit, described
Second match circuit and described switch element are arranged on described mainboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620373951.8U CN205657175U (en) | 2016-04-27 | 2016-04-27 | Antenna device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620373951.8U CN205657175U (en) | 2016-04-27 | 2016-04-27 | Antenna device and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205657175U true CN205657175U (en) | 2016-10-19 |
Family
ID=57400770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620373951.8U Expired - Fee Related CN205657175U (en) | 2016-04-27 | 2016-04-27 | Antenna device and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205657175U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105762515A (en) * | 2016-04-27 | 2016-07-13 | 广东欧珀移动通信有限公司 | Antenna apparatus and mobile terminal |
| WO2018076771A1 (en) * | 2016-10-31 | 2018-05-03 | 维沃移动通信有限公司 | Antenna structure, control method for antenna structure, and mobile terminal |
| CN108767450A (en) * | 2018-06-25 | 2018-11-06 | 维沃移动通信有限公司 | A kind of antenna system and terminal |
| CN110165382A (en) * | 2019-06-19 | 2019-08-23 | Oppo（重庆）智能科技有限公司 | A kind of antenna module and its electronic equipment |
| CN111262016A (en) * | 2018-11-30 | 2020-06-09 | 北京小米移动软件有限公司 | Antenna and mobile terminal |
| CN111262015A (en) * | 2018-11-30 | 2020-06-09 | 北京小米移动软件有限公司 | Antenna and terminal equipment with same |
-
2016
- 2016-04-27 CN CN201620373951.8U patent/CN205657175U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105762515A (en) * | 2016-04-27 | 2016-07-13 | 广东欧珀移动通信有限公司 | Antenna apparatus and mobile terminal |
| WO2018076771A1 (en) * | 2016-10-31 | 2018-05-03 | 维沃移动通信有限公司 | Antenna structure, control method for antenna structure, and mobile terminal |
| CN108767450A (en) * | 2018-06-25 | 2018-11-06 | 维沃移动通信有限公司 | A kind of antenna system and terminal |
| CN108767450B (en) * | 2018-06-25 | 2021-06-22 | 维沃移动通信有限公司 | Antenna system and terminal |
| CN111262016A (en) * | 2018-11-30 | 2020-06-09 | 北京小米移动软件有限公司 | Antenna and mobile terminal |
| CN111262015A (en) * | 2018-11-30 | 2020-06-09 | 北京小米移动软件有限公司 | Antenna and terminal equipment with same |
| CN110165382A (en) * | 2019-06-19 | 2019-08-23 | Oppo（重庆）智能科技有限公司 | A kind of antenna module and its electronic equipment |
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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: 20161019 |