CN104852138A - Antenna - Google Patents
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- Publication number
- CN104852138A CN104852138A CN201410054759.8A CN201410054759A CN104852138A CN 104852138 A CN104852138 A CN 104852138A CN 201410054759 A CN201410054759 A CN 201410054759A CN 104852138 A CN104852138 A CN 104852138A
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- Prior art keywords
- arm
- grounding parts
- antenna
- longitudinally
- vertical
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Abstract
An antenna comprises an antenna body and a feeder line connected on the antenna body; the antenna body comprises a ground portion, and a first arm portion and a second arm portion extending from the ground portion; the ground portion extends in a longitudinal direction and is provided with a first end and a second end in opposition; the first arm portion is connected with the first end of the ground portion and extends to the second end of the ground portion; the first arm portion and the ground portion form a first slot; a free end of the first arm portion and the second end of the ground portion form an opening; the second arm portion is connected with the second end of the ground portion and extends to the first end of the ground portion; the second arm portion and the first arm portion form a second slot; the feeder line is connected with the free end of the firs arm portion and the second end of the ground portion, so the first arm portion and the ground portion can surround the first slot so as to form a loop.
Description
[technical field]
The present invention has about a kind of antenna, refers in particular to a kind of antenna realizing Wireless Data Transmission.
[background technology]
Along with the development of electronic technology, establish wireless transmitter in order to wireless signal transmission in increasing mobile electronic device, thus antenna is often integrated in wherein.Along with the miniaturization trend of electronic equipment, the space of electronic equipment internal is more and more narrower and small, and the size of antenna is also more and more less, but is growing on and on to the requirement of its performance.But, traditional planar inverted F-shape antenna (Planar Inverted-F Antenna; PIFA) because of comparatively responsive to surrounding environment, under the trend of miniaturization, its performance is restricted.
Therefore, the necessary antenna providing a kind of improvement, to overcome the defect that prior art exists.
[summary of the invention]
The object of this invention is to provide a kind of antenna of miniaturization.
Inventive antenna realizes by following technical scheme: a kind of antenna, it comprises antenna body and is connected to the feeder line on antenna body, described antenna body comprise grounding parts and from grounding parts extend the first arm and the second arm, described grounding parts is extended and have relative first end and the second end along longitudinally, it is characterized in that: described first arm is connected to the first end of grounding parts and the second end towards grounding parts is extended, described first arm and described grounding parts form the first slit, an opening is formed between the free terminal of described first arm and the second end of described grounding parts, described second arm is connected to the second end of grounding parts and first end towards grounding parts is extended, described second arm to be positioned at outside the first arm and to form the second slit with described first arm, described feeder line has heart yearn and braid, described heart yearn and braid connect the opening between the free terminal of described first arm and the second end of described grounding parts, described first arm and described grounding parts is made to form loop around described first slit.
The present invention defines further, and the second end that described braid is connected to grounding parts forms ground connection load point, and the free terminal that described heart yearn is connected to the first arm forms signal feed-in point.
The present invention defines further, and described first arm and the second arm are positioned at same plane, and described first arm is between described grounding parts and described second arm.
The present invention defines further, described first arm there is the first vertical arm of being connected with the first end of grounding parts and from the first vertical arm along extended the first transverse arm of longitudinally.
The present invention defines further, described second arm there is the second vertical arm of being connected with the second end of grounding parts and from the second vertical arm along extended the second transverse arm of longitudinally.
The present invention defines further, and described braid is connected in described second vertical arm and forms ground connection load point.
The present invention defines further, and the height of described second vertical arm is greater than the height of described first vertical arm.
The present invention defines further, and the length of described grounding parts on longitudinally is 28.6mm, and the height of described second vertical arm is 6mm.
The present invention defines further, and the length of described second arm on longitudinally is less than the length of described grounding parts on longitudinally.
The present invention defines further, and the loop feature that described first arm and described grounding parts are formed works in low frequency frequency range, and described second arm works in high-frequency band by being coupled.
Compared to prior art, antenna of the present invention forms low frequency and high-frequency work section by loop and coupled modes, can meet miniaturized demand.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional combination figure of inventive antenna;
Fig. 2 is the three-dimensional exploded view of inventive antenna;
Fig. 3 is the voltage standing wave ratio figure of inventive antenna.
[embodiment]
Please refer to shown in Fig. 1, described antenna 100 is extended in longitudinally, and described antenna 100 comprises antenna body and the feeder line 4 that is connected on antenna body and metal forming 5.Described antenna body comprises grounding parts 1, from the first extended arm 2 and the second arm 3 of grounding parts 1.In the present embodiment, described antenna body etches formation on substrate 200.In other embodiments, described antenna body also can be formed by sheet metal punching press.
Please refer to shown in Fig. 2, described grounding parts 1 is extended and have relative first end 11 and the second end 12 in longitudinally.Described first arm 2 is extended from first end 11.Described first arm 2 comprises the first vertical arm 21 and the first transverse arm 22, described first transverse arm 22 extends towards the second end 12 of described grounding parts 1 from the first vertical arm 21, and the free terminal of described first transverse arm 22 is near described second end 12 and form an opening 222 with the second end 12.The first slit 220 is formed between described first transverse arm 22 and grounding parts 1.Described second arm 3 is extended from the second end 12 of grounding parts 1.Described second arm 3 comprises the second vertical arm 31 and the second transverse arm 32, and described second transverse arm 32 extends towards the first end 11 of described grounding parts 1 from the second vertical arm 31.The second slit 320 is formed between described second transverse arm 32 and the first transverse arm 22.
Described feeder line 4 has heart yearn 41 and the braid 42 around heart yearn 41 periphery.Described feeder line 4 is communicated with described opening 222, to be coupled together by the second end 12 of the free terminal of the first transverse arm 22 and grounding parts 1, makes described first arm 2 form loop with grounding parts 1 around described first slit 220.In the present embodiment, the free terminal that described heart yearn 41 is connected to the first transverse arm 22 forms signal feed-in point, and described braid 42 is connected in the second vertical arm 31 and sentences formation ground connection load point near the second end 12 of grounding parts 1.Certainly, in other embodiments, described braid 42 also can be connected on grounding parts 1.
In the present embodiment, described grounding parts 1, first arm 2 and the second arm 3 are positioned at same plane, and the height of described second vertical arm 31 is greater than the height of described first vertical arm 21, make described first arm 2 between the second arm 3 and grounding parts 1.The length of described grounding parts 1 on longitudinally is 28.6mm, and the height of described second vertical arm 31 is 6mm.Fig. 3 is the voltage standing wave ratio figure of inventive antenna, the loop antenna that first arm 2 of antenna 100 of the present invention and grounding parts 1 are formed works in low frequency frequency range, described second arm 3 works in high-frequency band because of coupling, by setting like this, make described antenna size less, miniaturized growth requirement can be met.
Should be understood that, the foregoing is only preferred forms of the present invention, be not whole execution modes, the change of those of ordinary skill in the art by reading specification of the present invention to any equivalence that technical solution of the present invention is taked, is claim of the present invention and contains.
Claims (10)
1. an antenna, it comprises antenna body and is connected to the feeder line on antenna body, described antenna body comprise grounding parts and from grounding parts extend the first arm and the second arm, described grounding parts is extended and have relative first end and the second end along longitudinally, it is characterized in that: described first arm is connected to the first end of grounding parts and the second end towards grounding parts is extended, described first arm and described grounding parts form the first slit, an opening is formed between the free terminal of described first arm and the second end of described grounding parts, described second arm is connected to the second end of grounding parts and first end towards grounding parts is extended, described second arm to be positioned at outside the first arm and to form the second slit with described first arm, described feeder line has heart yearn and braid, described heart yearn and braid connect the opening between the free terminal of described first arm and the second end of described grounding parts, described first arm and described grounding parts is made to form loop around described first slit.
2. antenna as claimed in claim 1, is characterized in that: the second end that described braid is connected to grounding parts forms ground connection load point, and the free terminal that described heart yearn is connected to the first arm forms signal feed-in point.
3. antenna as claimed in claim 1, it is characterized in that: described first arm and the second arm are positioned at same plane, described first arm is between described grounding parts and described second arm.
4. antenna as claimed in claim 3, is characterized in that: described first arm there is the first vertical arm of being connected with the first end of grounding parts and from the first vertical arm along extended the first transverse arm of longitudinally.
5. antenna as claimed in claim 4, is characterized in that: described second arm there is the second vertical arm of being connected with the second end of grounding parts and from the second vertical arm along extended the second transverse arm of longitudinally.
6. antenna as claimed in claim 5, is characterized in that: described braid is connected in described second vertical arm and forms ground connection load point.
7. antenna as claimed in claim 5, is characterized in that: the height of described second vertical arm is greater than the height of described first vertical arm.
8. antenna as claimed in claim 7, it is characterized in that: the length of described grounding parts on longitudinally is 28.6mm, the height of described second vertical arm is 6mm.
9. antenna as claimed in claim 1, is characterized in that: the length of described second arm on longitudinally is less than the length of described grounding parts on longitudinally.
10. antenna as claimed in claim 1, it is characterized in that: the loop feature that described first arm and described grounding parts are formed works in low frequency frequency range, described second arm works in high-frequency band by being coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410054759.8A CN104852138B (en) | 2014-02-19 | 2014-02-19 | Antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410054759.8A CN104852138B (en) | 2014-02-19 | 2014-02-19 | Antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104852138A true CN104852138A (en) | 2015-08-19 |
| CN104852138B CN104852138B (en) | 2018-12-11 |
Family
ID=53851597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410054759.8A Expired - Fee Related CN104852138B (en) | 2014-02-19 | 2014-02-19 | Antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104852138B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633571A (en) * | 2015-12-31 | 2016-06-01 | 富士康(昆山)电脑接插件有限公司 | Antenna component |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040046697A1 (en) * | 2002-09-11 | 2004-03-11 | Tai Lung Sheng | Dual band antenna |
| CN1612410A (en) * | 2003-10-27 | 2005-05-04 | 富士康(昆山)电脑接插件有限公司 | Method for improving antenna grounding portion performance |
| TW200525816A (en) * | 2004-01-30 | 2005-08-01 | Yageo Corp | Dual-band inverted-f antenna with shorted parasitic elements |
| TW200713686A (en) * | 2005-09-05 | 2007-04-01 | Hon Hai Prec Ind Co Ltd | Planar inverted-F antenna and method manufacturing of the same |
-
2014
- 2014-02-19 CN CN201410054759.8A patent/CN104852138B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040046697A1 (en) * | 2002-09-11 | 2004-03-11 | Tai Lung Sheng | Dual band antenna |
| CN1612410A (en) * | 2003-10-27 | 2005-05-04 | 富士康(昆山)电脑接插件有限公司 | Method for improving antenna grounding portion performance |
| TW200525816A (en) * | 2004-01-30 | 2005-08-01 | Yageo Corp | Dual-band inverted-f antenna with shorted parasitic elements |
| TW200713686A (en) * | 2005-09-05 | 2007-04-01 | Hon Hai Prec Ind Co Ltd | Planar inverted-F antenna and method manufacturing of the same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633571A (en) * | 2015-12-31 | 2016-06-01 | 富士康(昆山)电脑接插件有限公司 | Antenna component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104852138B (en) | 2018-12-11 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181211 Termination date: 20190219 |
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| CF01 | Termination of patent right due to non-payment of annual fee |