CN205752543U - A kind of antenna system and mobile terminal - Google Patents
A kind of antenna system and mobile terminal Download PDFInfo
- Publication number
- CN205752543U CN205752543U CN201620465956.3U CN201620465956U CN205752543U CN 205752543 U CN205752543 U CN 205752543U CN 201620465956 U CN201620465956 U CN 201620465956U CN 205752543 U CN205752543 U CN 205752543U
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- antenna
- antenna system
- match circuit
- metal
- cap body
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Abstract
This utility model provides a kind of antenna system and mobile terminal, cannot produce two antenna resonances in order to solve the antenna system of existing mobile terminal on same gap simultaneously, thus the problem being difficult to, so that antenna system, there is broader covering bandwidth.The antenna system of this utility model embodiment includes: metal shell, and metal shell includes having gap between metal arm and metal cap body, and metal arm and metal cap body；The match circuit being connected with metal arm, and match circuit is arranged at the region between described gap first end and the second end；The antenna feed being connected with described metal arm and described metal cap body respectively, and described antenna feed is arranged in metal cap body, region between described match circuit and described the second end.This utility model is by the region being arranged between the first end in gap and the second end by match circuit so that can produce two antenna resonances on same gap simultaneously, and then make antenna system have broader covering bandwidth.
Description
Technical field
This utility model relates to mobile terminal antenna technical field, particularly relates to a kind of antenna system and movement
Terminal.
Background technology
At present, mobile terminal (such as mobile phone) uses the design form of metal shell mostly.Mobile terminal except
Outside the screen in front, the side of complete machine and the back side are metal shell and cover.Such design form enhances
The appearance power of mobile terminal, it is also possible to dramatically increase its structural strength.
But, the use of metal shell brings the biggest difficulty to Antenna Design, and existing metal shell sets
Meter is typically at feed to increase variable capacitance and is used for increasing bandwidth or tuned frequency, but cannot realize same
Article one, gap produces simultaneously two antenna resonances so that antenna system is difficult to have broader covering bandwidth.
Utility model content
The purpose of this utility model is to provide a kind of antenna system and mobile terminal, it is intended to solve existing movement
The antenna system of terminal cannot produce two antenna resonances on same gap simultaneously, thus is difficult to so that sky
The problem that wire system has broader covering bandwidth.
To achieve these goals, this utility model provides a kind of antenna system, including:
Metal shell, described metal shell includes metal arm and metal cap body, and described metal arm and described gold
Belong to, between lid, there is gap；
The match circuit being connected with described metal arm, and described match circuit is arranged at first end in described gap
Region between portion and the second end；
The antenna feed being connected with described metal arm and described metal cap body respectively, and the setting of described antenna feed
Region in described metal cap body, between described match circuit and described the second end.
For solving above-mentioned technical problem, embodiment of the present utility model additionally provides a kind of mobile terminal, including
Antenna system as above.
This utility model embodiment has the advantages that
The such scheme of this utility model embodiment, by match circuit is arranged at gap first end and
Region between the second end so that two antenna resonances can be produced on same gap simultaneously, and then make
Obtain antenna system and there is broader covering bandwidth.
Accompanying drawing explanation
Fig. 1 is the first structural representation of the antenna system of this utility model embodiment；
Fig. 2 is the second structural representation of the antenna system of this utility model embodiment；
Fig. 3 is the structural representation of metal shell in this utility model embodiment.
Description of reference numerals:
1-metal shell, 11-metal arm, 12-metal cap body, 2-gap, 21-first end, 22-the second end
Portion, 3-match circuit, 4-antenna feed, 5-antenna couples branch.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, below will knot
Close specific embodiment and accompanying drawing is described in detail.
The antenna system of this utility model embodiment and mobile terminal, efficiently solve the sky of existing mobile terminal
The problem that wire system cannot produce two antenna resonances on same gap simultaneously so that antenna system has
Broader covering bandwidth.
As depicted in figs. 1 and 2, the antenna system of this utility model embodiment, it is applied to mobile terminal, should
Mobile terminal can be specifically smart mobile phone, panel computer/equipment such as PAD, personal computer, this aerial system
System includes:
Metal shell 1, this metal shell 1 includes metal arm 11 and metal cap body 12, and this metal arm 11
And having gap 2 between metal cap body 12, this metal shell 1 is specially arranged at the gold at the mobile terminal back side
Belong to shell, and this metal shell 1 is paved with the back side of mobile terminal complete machine, as it is shown on figure 3, this metal shell
The parcel face forming parcel mobile terminal can also be extended to the side of mobile terminal complete machine.It addition, this metal
Metal shell is divided into metal arm 11 and metal cap body 12, and metal arm 11 by the above-mentioned gap 2 in shell
Width less than the width of metal cap body 12.This gap 2 is generally configured along the width of mobile terminal,
The length in this gap 2 can identical with the length of the broadside of mobile terminal (as shown in Figure 3), it is possible to less than moving
Move the length (as depicted in figs. 1 and 2) of the broadside of terminal, and this gap 2 can be arranged on metal shell 1
Top half can also be arranged on the latter half of metal shell 1.
The match circuit 3 being connected with above-mentioned metal arm 11, and this match circuit 3 is arranged at above-mentioned gap 2
Region between first end 21 and the second end 22, this match circuit 3 between the two ends concrete
Position can be adjusted according to the resonance length of required antenna.This match circuit 3 can be specifically low-resistance high pass
Match circuit, equivalence become low frequency open circuit, high frequency short circuit.As depicted in figs. 1 and 2, by this coupling electricity
Road 3 is capable of gap 2 and is positioned at the resonance in gap on the right side of this match circuit 3, it is achieved that same gap
The purpose of upper two antenna resonances of generation.
The antenna feed 4 being connected with above-mentioned metal arm 11 and metal cap body 12 respectively, and this antenna feed 4 sets
It is placed in the region in metal cap body 12, between match circuit 3 and described the second end 22.
The such scheme of this utility model embodiment, by being arranged at first end in gap 2 by match circuit 3
Region between portion 21 and the second end 22, can make to be positioned at the gap on the right side of match circuit 3 and realize high frequency
Resonance, gap 2 realizes low-frequency resonant, thus realizes producing on same gap two antenna resonances simultaneously
Purpose so that antenna system has broader covering bandwidth.
Further, above-mentioned match circuit 3 is also connected with grounding parts, and this grounding parts can be specially above-mentioned metal
Printed circuit board in lid 12, mobile terminal or platen bracket etc..It addition, in this utility model embodiment,
Move eventually as it is shown on figure 3, above-mentioned metal shell can also extend to the side of mobile terminal complete machine to be formed to wrap up
The parcel face of end.Concrete, as in figure 2 it is shown, match circuit 3 can be connected with above-mentioned metal arm 11 with one end,
The other end is connected, such as printed circuit board etc. with metal cap body 12 or other metallic ground portions；As it is shown in figure 1,
Match circuit 3 can be connected with the parcel face of metal arm 11 with one end, the other end and metal cap body 12 or its
His metallic ground portion connects, and now, what match circuit 3 mainly regulated is not the length in gap, but metal
The length of arm 11.
It should be noted that this match circuit 3 includes low-resistance high pass device, this low-resistance high pass device is electricity
Holding, further, this match circuit 3 may also include the inductance being connected with above-mentioned capacitances in series or being connected in parallel.
Above-mentioned electric capacity can be specially variable capacitor array, and this variable capacitor array can regulate not along with the change of electric capacity
Same frequency, and the frequency range that optimization is different can be regulated respectively, so that this antenna system specifically more preferable property
Energy.
Further, the antenna system of this utility model embodiment, also include:
Antenna couples branch 5, and above-mentioned antenna feed 4 couples branch 5 and above-mentioned metal arm 11 by this antenna
Connect.
As it is shown in figure 1, this antenna coupling branch 5 one end is connected with antenna feed 4, the other end and metal arm
11 couple feed connect.This antenna couples branch 5 and can not only also may be used by couple RF energy to metal arm 11
To produce the resonance of a high band.RF energy radiation is preferably carried out in order to enable antenna to couple branch,
There is gap between this antenna coupling branch and metal shell, and the length of this antenna coupling branch and position equal
Can be adjusted.Concrete, it can be antenna resonance sheet that this antenna couples branch.
The antenna system of this utility model embodiment, by match circuit is arranged at gap first end and
Region between the second end so that two antenna resonances can be produced on same gap simultaneously, and then make
Obtain antenna system and there is broader covering bandwidth.
This utility model additionally provides a kind of mobile terminal, including antenna system as above.Mobile terminal
Can be mobile phone, PDA, portable computer or similar devices.Wherein, the embodiment of above-mentioned antenna system is equal
Be applicable to the embodiment of this mobile terminal, also can reach identical technique effect.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model,
All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all
Within protection domain of the present utility model should be included in.
Each embodiment in this specification all uses the mode gone forward one by one to describe, and each embodiment stresses
Being all the difference with other embodiments, between each embodiment, identical similar part sees mutually.
Although have been described for the preferred embodiment of this utility model embodiment, but those skilled in the art one
Denier knows basic creative concept, then these embodiments can be made other change and amendment.So,
Claims are intended to be construed to include preferred embodiment and fall into the institute of this utility model scope of embodiments
There are change and amendment.
Finally, in addition it is also necessary to explanation, in this article, the relational terms of such as first and second or the like is only
Only be used for by an entity or operation separate with another entity or operating space, and not necessarily require or
Imply relation or the order that there is any this reality between these entities or operation.And, term " includes ",
" comprise " or its any other variant is intended to comprising of nonexcludability, so that include a series of key element
Process, method, article or terminal unit not only include those key elements, but also include the most clearly arranging
Other key elements gone out, or also include intrinsic for this process, method, article or terminal unit
Key element.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that
Other identical element is there is also in including the process of described key element, method, article or terminal unit.
Claims (10)
1. an antenna system, it is characterised in that including:
Metal shell (1), described metal shell (1) includes metal arm (11) and metal cap body (12),
And there is between described metal arm (11) and described metal cap body (12) gap (2)；
The match circuit (3) being connected with described metal arm (11), and described match circuit (3) is arranged at institute
State the region between the first end (21) of gap (2) and the second end (22)；
The antenna feed (4) being connected with described metal arm (11) and described metal cap body (12) respectively, and
Described antenna feed (4) is arranged at that described metal cap body (12) is upper, be positioned at described match circuit (3) with
Region between described the second end (22).
Antenna system the most according to claim 1, it is characterised in that also include:
Antenna coupling branch (5), described antenna feed (4) is by described antenna coupling branch (5) and institute
State metal arm (11) to connect.
Antenna system the most according to claim 2, it is characterised in that described antenna coupling branch (5)
And there is gap between (1) in described metal shell.
Antenna system the most according to claim 2, it is characterised in that described antenna coupling branch (5)
For antenna resonance sheet.
Antenna system the most according to claim 1, it is characterised in that described match circuit also with ground connection
Portion connects, and described grounding parts is described metal cap body (12) or printed circuit board.
Antenna system the most according to claim 1, it is characterised in that described match circuit includes low
Resistance high pass device.
Antenna system the most according to claim 6, it is characterised in that described low-resistance high pass device is electricity
Hold.
Antenna system the most according to claim 7, it is characterised in that described match circuit (3) is also
Including: inductance, described inductance is connected in parallel with described electric capacity or is connected in series.
Antenna system the most according to claim 7, it is characterised in that described electric capacity is variable capacitance battle array
Row.
10. a mobile terminal, it is characterised in that include the sky as described in any one of claim 1 to 9
Wire system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620465956.3U CN205752543U (en) | 2016-05-20 | 2016-05-20 | A kind of antenna system and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620465956.3U CN205752543U (en) | 2016-05-20 | 2016-05-20 | A kind of antenna system and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205752543U true CN205752543U (en) | 2016-11-30 |
Family
ID=57361546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620465956.3U Active CN205752543U (en) | 2016-05-20 | 2016-05-20 | A kind of antenna system and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205752543U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602247A (en) * | 2016-12-26 | 2017-04-26 | 青岛海信移动通信技术股份有限公司 | Mobile terminal multi-frequency antenna and mobile terminal |
| CN107181045A (en) * | 2017-06-19 | 2017-09-19 | 上海传英信息技术有限公司 | A kind of antenna of mobile terminal and the mobile terminal with the antenna |
| CN109037946A (en) * | 2017-06-12 | 2018-12-18 | 北京小米移动软件有限公司 | Antenna and electronic equipment |
| CN112042054A (en) * | 2018-04-28 | 2020-12-04 | 华为技术有限公司 | Antenna device and terminal equipment |
-
2016
- 2016-05-20 CN CN201620465956.3U patent/CN205752543U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602247A (en) * | 2016-12-26 | 2017-04-26 | 青岛海信移动通信技术股份有限公司 | Mobile terminal multi-frequency antenna and mobile terminal |
| CN109037946A (en) * | 2017-06-12 | 2018-12-18 | 北京小米移动软件有限公司 | Antenna and electronic equipment |
| CN107181045A (en) * | 2017-06-19 | 2017-09-19 | 上海传英信息技术有限公司 | A kind of antenna of mobile terminal and the mobile terminal with the antenna |
| CN107181045B (en) * | 2017-06-19 | 2024-02-20 | 上海传英信息技术有限公司 | Antenna of mobile terminal and mobile terminal with same |
| CN112042054A (en) * | 2018-04-28 | 2020-12-04 | 华为技术有限公司 | Antenna device and terminal equipment |
| US11342651B2 (en) | 2018-04-28 | 2022-05-24 | Huawei Technologies Co., Ltd. | Antenna apparatus and terminal device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |