CN205092313U - Metal casing antenna device and mobile terminal - Google Patents
Metal casing antenna device and mobile terminal Download PDFInfo
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- CN205092313U CN205092313U CN201520881974.5U CN201520881974U CN205092313U CN 205092313 U CN205092313 U CN 205092313U CN 201520881974 U CN201520881974 U CN 201520881974U CN 205092313 U CN205092313 U CN 205092313U
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- gap
- metal shell
- electronic component
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- antenna assembly
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- 239000002184 metal Substances 0.000 title claims abstract description 83
- 210000004534 cecum Anatomy 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
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Abstract
The utility model relates to a metal casing antenna device and mobile terminal, metal casing antenna device, including metal casing, first electric capacity and an electronic component, metal casing is last to have seted up first gap, the one side in first gap is equipped with first feed, first feed concatenates with first electric capacity, near first feed is provided with an antenna switch, an antenna switch's input and metal casing are connected, an antenna switch's first output ground connection, an antenna switch's second output and an electronic component's one end are connected, an electronic component's other end ground connection. Set up first feed through the one side in first gap, and first feed concatenating with first electric capacity, encourage required low frequency resonance, through antenna switch switching state, first gap is directly received to a state, and first gap is received through an electronic component again to another kind of state to realize different low frequency states.
Description
Technical field
The utility model relates to mobile terminal antenna technology, particularly a kind of metal shell antenna assembly and mobile terminal.
Background technology
Along with popularizing rapidly of wireless terminal device, the shape requirement of consumer to terminal machine is more and more higher, some communication equipments (as mobile phone) adopt full metal jacket, except the screen in front, complete machine side and the back side are metal, make complete machine metal-like pure, greatly strengthen appearance power, also can strengthen structural strength to a great extent.Because metal can bring the impact of certain procedures on antenna performance, therefore, the mobile phone of metal shell can bring certain difficulty to the structural design of antenna, and the performance of antenna can be had influence on, the particularly problem of the low-frequency band width of antenna is all generally that the length change by changing the gap of metal shell own realizes regulating, but if machine shape is once sizing, antenna length will be caused to be difficult to change, to make the adjustability difficulty of antenna.
Summary of the invention
Based on this, be necessary the defect for prior art, the metal shell antenna assembly providing a kind of easy realization to widen low frequency bandwidth and mobile terminal.
Its technical scheme is as follows:
A kind of metal shell antenna assembly, comprise metal shell, the first electric capacity and the first electronic component, described metal shell offers the first gap, the side in described first gap is provided with the first feed, described first feed and the first capacitance series, first day wiretap is provided with near described first feed, the input of described first day wiretap is connected with metal shell, first output head grounding of described first day wiretap, second output of described first day wiretap is connected with one end of the first electronic component, the other end ground connection of the first electronic component.
Described metal shell antenna assembly also comprises the second electronic component, and the input of described first day wiretap is also connected with one end of the second electronic component, the other end ground connection of the second electronic component.
Described metal shell also offers the second gap, and described second gap is arranged on the top of metal shell, and described first gap is arranged on the bottom of metal shell.
Described metal shell also offers the 3rd gap, the 4th gap, described 3rd gap is arranged on the bottom of metal shell, described 4th gap is arranged on the top of metal shell, and the opening in the opening in described first gap and the 3rd gap lays respectively at the both sides of metal shell, the opening in described second gap and the opening in the 4th gap lay respectively at the both sides of metal shell, the cecum in the first gap and the cecum in the 3rd gap are oppositely arranged, and the cecum in the second gap and the cecum in the 4th gap are oppositely arranged.
Described first gap and the second slit centers symmetry, described 3rd gap and the 4th gap Central Symmetry.
Described metal shell antenna assembly also comprises the second electric capacity, the 3rd electronic component, the side in described 3rd gap is provided with the second feed, described second feed and the second capacitance series, the second duplexer is provided with near described second feed, the input of described second duplexer is connected with metal shell, first output head grounding of described second duplexer, the second output of described second duplexer is connected with one end of the 3rd electronic component, the other end ground connection of the 3rd electronic component.
Described metal shell antenna assembly also comprises the 4th electronic component, and the input of described second duplexer is also connected with one end of the 4th electronic component, the other end ground connection of the 4th electronic component.
Described first electronic component, the second electronic component, the 3rd electronic component and the 4th electronic component are inductance element or capacity cell.
Described first day wiretap and/or the second duplexer are single-pole double-throw switch (SPDT).
The width in described first gap, the second gap, the 3rd gap and the 4th gap is 1.5 to 2.5mm.
A kind of mobile terminal, comprises described metal shell antenna assembly.
Below the advantage of preceding solution or principle are described:
Above-mentioned metal shell antenna assembly and mobile terminal, by arranging the first feed in the side in the first gap, and the first feed and the first capacitance series, encourage required low-frequency resonant, by arranging first day wiretap near the first feed, first day wiretap is switching state, a kind of state directly receives the first gap, another kind of state receives the first gap again by the first electronic component, be the equal of the length changing the first gap, thus realizing different low frequency state, this structure is simple, is easy to regulate the object realizing widening low frequency bandwidth.
Accompanying drawing explanation
Fig. 1 is the structural representation of metal shell antenna assembly described in the utility model embodiment;
Fig. 2 is the connection diagram of the utility model embodiment first day wiretap and the first electronic component;
The connection diagram that Fig. 3 is first day wiretap described in the utility model embodiment and the first electronic component and the second electronic component.
Description of reference numerals:
10, metal shell, the 110, first gap, the 120, second gap, the 130, the 3rd gap, the 140, the 4th gap, the 20, first electric capacity, the 30, first electronic component, the 40, first feed, 50, first day wiretap, the 60, second electronic component.
Embodiment
As shown in Fig. 1 to 2, a kind of metal shell antenna assembly, comprise metal shell 10, first electric capacity 20 and the first electronic component 30, described metal shell 10 offers the first gap 110, the side in described first gap 110 is provided with the first feed 40, described first feed 40 is connected in series with the first electric capacity 20, first day wiretap 50 is provided with near described first feed 40, the input of described first day wiretap 50 is connected with metal shell 10, first output head grounding of described first day wiretap 50, second output of described first day wiretap 50 is connected with one end of the first electronic component 30, the other end ground connection of the first electronic component 30.
As shown in Figure 2, by arranging the first feed 40 in the side in the first gap 110, and the first feed 40 is connected in series with the first electric capacity 20, encourage required low-frequency resonant, near the first feed 40 position, first day wiretap 50 is set, first day wiretap 50 is switching states, a kind of state directly receives the first gap 110, another kind of state receives the first gap 110 again by the first electronic component 30, be the equal of the length changing the first gap 110, thus realize different low frequency state, this structure is simple, be easy to regulate the object realizing widening low frequency bandwidth.A kind of state is that first day wiretap 50 directly receives the first gap 110, suppose can resonance at 824MHz-894MHz; Another kind of state receives the first gap 110 again by the first electronic component 30, as the inductance of about about 20nH in parallel near feed, can be understood as the first gap to shorten, suppose can resonance at 890MHz-960MHz, this two states superposes, just can cover 824-960MHz, expand low frequency bandwidth in this way.The present embodiment, in full metal jacket application scenario, utilizes electronic component to switch low frequency, thus expands low frequency bandwidth, covers low frequency frequency range in 700 to 960MHZ scope.
As shown in Figure 3, described metal shell antenna assembly also comprises the second electronic component 60, and the input of described first day wiretap 50 is also connected with one end of the second electronic component 60, the other end ground connection of the second electronic component 60.By arranging the second electronic component 60, when first day wiretap 50 is connected with the second electronic component 60, switches to the third low frequency state, widening low frequency bandwidth further.
As shown in Figure 1, described metal shell 10 also offers the second gap 120, described second gap 120 is arranged on the top of metal shell 10, and described first gap 110 is arranged on the bottom of metal shell 10.Described metal shell 10 also offers the 3rd gap 130, 4th gap 140, described 3rd gap 130 is arranged on the bottom of metal shell 10, described 4th gap 140 is arranged on the top of metal shell 10, and the opening in described first gap 110 and the opening in the 3rd gap 130 lay respectively at the both sides of metal shell 10, the opening in described second gap 120 and the opening in the 4th gap 140 lay respectively at the both sides of metal shell 10, the cecum in the first gap 110 and the cecum in the 3rd gap 130 are oppositely arranged, the cecum in the second gap 120 and the cecum in the 4th gap 140 are oppositely arranged.First gap 110 and the second gap 120 Central Symmetry, described 3rd gap 130 and the 4th gap 140 Central Symmetry described in the present embodiment.The width in described first gap 120, gap 110, second, the 3rd gap 130 and the 4th gap 140 is 1.5 to 2.5mm.Wherein the first gap 110, the 3rd gap 130 are arranged on the bottom of metal shell 10, connected by the metal of cecum between the two, second gap 120 and the 4th gap 140 are arranged on the top of metal shell 10, connected by the metal of cecum between the two, in first gap 120, gap 110, second, the 3rd gap 130 and the 4th gap 140, can nonconductive pieces be set, realizes the connection of the first gap 120, gap 110, second, the 3rd gap 130 and the 4th gap 140 and metal shell 10.
According to the actual requirements, described metal shell antenna assembly also comprises the second electric capacity, the 3rd electronic component, the side in described 3rd gap 130 is provided with the second feed, described second feed and the second capacitance series, the second duplexer is provided with near described second feed, the input of described second duplexer is connected with metal shell 10, first output head grounding of described second duplexer, second output of described second duplexer is connected with one end of the 3rd electronic component, the other end ground connection of the 3rd electronic component.Described metal shell antenna assembly also comprises the 4th electronic component, and the input of described second duplexer is also connected with one end of the 4th electronic component, the other end ground connection of the 4th electronic component.By arranging the second feed and the second electric capacity, the 3rd electronic component, the 4th electronic component at the 3rd gap 130 place on top, principle and the first gap 110 place in bottom the first feed 40 is set and the first electric capacity 20, first electronic component 30, second electronic component 60 identical, upper and lower symmetry, such antenna efficiency is higher.Preferably the first feed 40 is arranged on the first gap 110 opening direction about 1/3 position, and the second feed is arranged on the 3rd gap 130 opening direction about 1/3 position.
Described first electronic component 30, second electronic component 60, the 3rd electronic component and the 4th electronic component are inductance element or capacity cell, and the selection of its numerical value is determined according to reality debugging situation.Described first day wiretap 50 and/or the second duplexer are single-pole double-throw switch (SPDT).
A kind of mobile terminal, comprise above-mentioned metal shell antenna assembly, such as be provided with the mobile phone of described metal shell antenna assembly, described metal shell 10 is the shell at the mobile phone back side, or be provided with the panel computer etc. of described metal shell antenna assembly, by arranging described metal shell antenna assembly, be convenient to the low frequency bandwidth widening this mobile terminal.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
The above embodiment only have expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (10)
1. a metal shell antenna assembly, it is characterized in that, comprise metal shell, first electric capacity and the first electronic component, described metal shell offers the first gap, the side in described first gap is provided with the first feed, described first feed and the first capacitance series, first day wiretap is provided with near described first feed, the input of described first day wiretap is connected with metal shell, first output head grounding of described first day wiretap, second output of described first day wiretap is connected with one end of the first electronic component, the other end ground connection of the first electronic component.
2. metal shell antenna assembly as claimed in claim 1, it is characterized in that, also comprise the second electronic component, the input of described first day wiretap is also connected with one end of the second electronic component, the other end ground connection of the second electronic component.
3. metal shell antenna assembly as claimed in claim 2, it is characterized in that, described metal shell also offers the second gap, and described second gap is arranged on the top of metal shell, and described first gap is arranged on the bottom of metal shell.
4. metal shell antenna assembly as claimed in claim 3, it is characterized in that, described metal shell also offers the 3rd gap, 4th gap, described 3rd gap is arranged on the bottom of metal shell, described 4th gap is arranged on the top of metal shell, and the opening in the opening in described first gap and the 3rd gap lays respectively at the both sides of metal shell, the opening in described second gap and the opening in the 4th gap lay respectively at the both sides of metal shell, the cecum in the first gap and the cecum in the 3rd gap are oppositely arranged, the cecum in the second gap and the cecum in the 4th gap are oppositely arranged.
5. metal shell antenna assembly as claimed in claim 4, is characterized in that, described first gap and the second slit centers symmetry, described 3rd gap and the 4th gap Central Symmetry.
6. metal shell antenna assembly as claimed in claim 5, it is characterized in that, it also comprises the second electric capacity, the 3rd electronic component, the side in described 3rd gap is provided with the second feed, described second feed and the second capacitance series, the second duplexer is provided with near described second feed, the input of described second duplexer is connected with metal shell, first output head grounding of described second duplexer, second output of described second duplexer is connected with one end of the 3rd electronic component, the other end ground connection of the 3rd electronic component.
7. metal shell antenna assembly as claimed in claim 6, it is characterized in that, also comprise the 4th electronic component, the input of described second duplexer is also connected with one end of the 4th electronic component, the other end ground connection of the 4th electronic component.
8. metal shell antenna assembly as claimed in claim 7, it is characterized in that, described first electronic component, the second electronic component, the 3rd electronic component and the 4th electronic component are inductance element or capacity cell.
9. metal shell antenna assembly as claimed in claim 8, is characterized in that, the width in described first gap, the second gap, the 3rd gap and the 4th gap is 1.5 to 2.5mm.
10. a mobile terminal, is characterized in that, comprises the metal shell antenna assembly described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520881974.5U CN205092313U (en) | 2015-11-05 | 2015-11-05 | Metal casing antenna device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520881974.5U CN205092313U (en) | 2015-11-05 | 2015-11-05 | Metal casing antenna device and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205092313U true CN205092313U (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520881974.5U Expired - Fee Related CN205092313U (en) | 2015-11-05 | 2015-11-05 | Metal casing antenna device and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205092313U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655701A (en) * | 2016-03-21 | 2016-06-08 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| CN107359419A (en) * | 2017-08-22 | 2017-11-17 | 深圳天珑无线科技有限公司 | Antenna system and mobile terminal |
| CN107611568A (en) * | 2017-08-22 | 2018-01-19 | 北京小米移动软件有限公司 | Antenna and terminal |
| CN107645071A (en) * | 2017-08-28 | 2018-01-30 | 维沃移动通信有限公司 | A kind of antenna system and mobile terminal |
| US10886597B2 (en) | 2016-03-21 | 2021-01-05 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Housing, antenna device and mobile terminal |
-
2015
- 2015-11-05 CN CN201520881974.5U patent/CN205092313U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655701A (en) * | 2016-03-21 | 2016-06-08 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| WO2017162136A1 (en) * | 2016-03-21 | 2017-09-28 | 广东欧珀移动通信有限公司 | Antenna apparatus, metal housing and mobile terminal |
| CN105655701B (en) * | 2016-03-21 | 2018-03-02 | 广东欧珀移动通信有限公司 | Antenna assembly and mobile terminal |
| US10886597B2 (en) | 2016-03-21 | 2021-01-05 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Housing, antenna device and mobile terminal |
| CN107359419A (en) * | 2017-08-22 | 2017-11-17 | 深圳天珑无线科技有限公司 | Antenna system and mobile terminal |
| CN107611568A (en) * | 2017-08-22 | 2018-01-19 | 北京小米移动软件有限公司 | Antenna and terminal |
| CN107611568B (en) * | 2017-08-22 | 2020-06-19 | 北京小米移动软件有限公司 | Antenna and terminal |
| CN107645071A (en) * | 2017-08-28 | 2018-01-30 | 维沃移动通信有限公司 | A kind of antenna system and mobile terminal |
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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 |
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. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |