CN201732860U - Long-term evolution antenna structure - Google Patents
Long-term evolution antenna structure Download PDFInfo
- Publication number
- CN201732860U CN201732860U CN2010202355316U CN201020235531U CN201732860U CN 201732860 U CN201732860 U CN 201732860U CN 2010202355316 U CN2010202355316 U CN 2010202355316U CN 201020235531 U CN201020235531 U CN 201020235531U CN 201732860 U CN201732860 U CN 201732860U
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- coupling
- antenna structure
- circuit board
- term evolution
- long term
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Abstract
The utility model provides a long-term evolution antenna structure which is mainly characterized in that a coupling element and a monopole antenna are combined on a circuit board and matched with a metal punching sheet and a capacitor, thus forming a multi-frequency antenna structure. As the long-term evolution antenna structure does not need insulating carriers compared with the known technology, the development charge of the die is reduced, the manufacturing cost is low and the combination is easy, thus achieving the function of the multi-frequency antenna structure.
Description
Technical field
The utility model refers to a kind of by using a coupling element and a unipole antenna to be incorporated on the circuit board to constitute a multiple frequency antenna structure about a kind of Long Term Evolution antenna structure especially.
Background technology
In known technology, unipole antenna (monopole antenna) design has comprised an independent antenna element (a single antenna element).Via a coupling element (coupling element) is combined design with unipole antenna, can reach multifrequency antenna (multiband antenna) design.
Traditional notebook computer Antenna Design utilizes planar inverted F-shape antenna (PIFA) design to reach multifrequency antenna.But as shown in Figure 1,90 designs of these antenna structure need be produced planar inverted F-shape antenna 91, metallic stamping pieces (metal stamping) 92 and insulating carrier (carrier) 93 difference die sinking manufacturings usually, and then be assembled.This production technology will make the manufacturing cost of antenna structure increase, and makes up time-consuming taking a lot of work, and remains to be improved.
Summary of the invention
The purpose of this utility model is to provide a kind of Long Term Evolution antenna structure, and it does not need insulating carrier, thereby reduces the mould development expense, make cheap for manufacturing cost and combination easily, to reach the function of multiple frequency antenna structure.
For achieving the above object, the utility model discloses a kind of Long Term Evolution antenna structure, it is characterized in that comprising:
One circuit board is the rectangular plate of an insulation material;
One unipole antenna takes shape in the centre position of this circuit board surface, forms a tee T with a long transverse part and a short straight portion, and has a feeding portion in the straight portion of this weak point bottom;
One coupling element, the periphery that takes shape in this circuit board surface to be to be surrounded on this unipole antenna, has one first coupling part, one second coupling part and a grounding parts are controlled bandwidth and first coupling regime of frequency displacement, the high frequency band of being responsible for this antenna structure and the coupling effect between the low-frequency band of this antenna structure with coupling and impedance matching and coupling effect between the low-frequency band that is formed on this antenna structure and the high frequency band second coupling regime and control high frequency band frequency range the 3rd coupling regime;
One is welded in the metallic stamping pieces of this circuit board periphery, has a upper portion, one first lug and quadrate part once at least; This upper portion vertically protrudes in the upper limb of this circuit board and is connected with this coupling element first coupling part conductivity; This first lug is arranged at the lateral margin of this circuit board; This time quadrate part vertically protrudes in the lower edge of this circuit board;
One is connected in the electric capacity between second coupling part of the straight portion of weak point of this unipole antenna and this coupling element; And
One signal line is fixed on the following quadrate part of this metallic stamping pieces, and its ground wire is connected with the grounding parts conductivity of this coupling element, and the heart yearn conductivity of signal feed-in is contacted with the feeding portion of this unipole antenna.
Wherein, first coupling part of this coupling element along the long transverse part moulding of parallel this unipole antenna of upper limb of this circuit board and and this long transverse part between constitute first coupling regime.
Wherein, the low-frequency band scope of this first coupling regime is 746～960MHz, and high-band frequency range is 1710～2170MHz.
Wherein, second coupling part of this coupling element is with a upper transverse part, portion and an inferior transverse part constitute the grooved of a left opening always, take shape in the lower left of this unipole antenna, and the long transverse part of its upper transverse part and this unipole antenna and and this inferior transverse part between constitute second coupling regime.
Wherein, the grounding parts of this coupling element along the lower edge moulding of this circuit board and and the inferior transverse part of this second coupling part form bifurcated and be connected in the connecting portion between this inferior transverse part and this grounding parts and constitute the 3rd coupling regime in being provided with one between this bifurcated.
Wherein, the grounding parts of this coupling element connection one is arranged at the sheet metal as ground of this circuit board root edge below.
Wherein, the capacitance scope of this electric capacity is 1～1.5pF.
Wherein, be formed with a plurality of hook parts of fixing this signal line on the following quadrate part of this metallic stamping pieces.
Wherein, this metallic stamping pieces further has relative this first lug and is welded on second lug of another lateral margin of this circuit board.
Pass through said structure, a kind of Long Term Evolution antenna structure provided by the utility model, can satisfy Long Term Evolution frequency band 13 (LTE band 13) system, global Mobile Communications 850 (GSM850) system, global Mobile Communications 900 (GSM900) system, person-to-person communication service (PCS) system, digital communications system (DCS), reach wide band code division multiple access (WCDMA) system, and it no longer needs insulating carrier, reduced the mould development expense, make cheap for manufacturing cost and combination easily, thereby can reach the function of multiple frequency antenna structure fully.
Below, design feature of the present utility model will be described in detail according to the embodiment shown in the drawing and use effect.
Description of drawings
Fig. 1 is a kind of known planar inverted F-shape antenna structure outside drawing,
Fig. 2 represents stereogram of the present utility model,
Fig. 2 A represents the stereogram of another angle of the utility model,
Fig. 3 represents exploded view of the present utility model,
Fig. 4 represents plan view of the present utility model,
Fig. 5 represents the loss figure that returns of the present utility model,
On behalf of voltage of the present utility model, Fig. 6 annotate Bob figure.
Embodiment
See also Fig. 2 to Fig. 4, the utility model provides a kind of Long Term Evolution antenna structure 10, mainly is made of a circuit board 11, a unipole antenna 12, a coupling element 13, a metallic stamping pieces 14, an electric capacity 15 and a signal line 16.
Unipole antenna 12 is taken shape in the centre position on circuit board 11 surfaces, forms a T font with a long transverse part 121 and a short straight portion 122, and has a feeding portion 123 in short straight portion 122 bottoms.
As shown in Figure 4, the first coupling regime A 1 is coupling (coupling) and impedance matching (impedance matching) between the low-frequency band of antenna structure 10 and high frequency band (low bandand high band), its low-frequency band scope is 746～960MHz, and high-band frequency range is 1710～2170MHz, and the bandwidth (bandwidth) and the frequency displacement (frequencyshifts) of coupling effect (coupling effect) control antenna structure 10.The second coupling regime A2 mainly is responsible for the high frequency band of antenna structure 10 and the coupling effect between the low-frequency band.And, the 3rd coupling regime A3 major control high frequency band frequency range (high band bandwidth).
Metallic stamping pieces (metal stamping) 14 is welded in circuit board 11 peripheries, has a upper portion 141, one first lug 142, once quadrate part 143 and one second lug 144.Upper portion 141 vertically protrudes in the upper limb of circuit board 11, and is connected with coupling element 13 first coupling parts 131 conductivity.First lug 142 is arranged at the lateral margin of circuit board 11.Following quadrate part 143 vertically protrudes in the lower edge of circuit board 11, is formed with most hook parts 145 on it to fix this signal line 16, referring to Fig. 2 A.Second lug, 144 relative first lugs 142 and be welded on another lateral margin of circuit board 11 utilize first and second lug 142 and 144 to make things convenient for overall antenna structure 10 to be assembled in notebook computer or other the similar communication products.
In addition, electric capacity (capacitor) 15 is connected between second coupling part 132 of the straight portion 122 of weak point of unipole antenna 12 and coupling element 13, and the capacitance scope is 1～1.5pF.Signal line 16 is fixed on the following quadrate part 143 of metallic stamping pieces 14, and its ground wire is connected with grounding parts 133 conductivity of coupling element 13, and the heart yearn conductivity of signal feed-in is contacted with the feeding portion 123 of unipole antenna 12.
Referring to Fig. 5 for the antenna structure 10 of the utility model example manufacturing return loss figure, Fig. 6 annotates Bob figure for voltage, demonstration the utility model can reach the purpose of multifrequency antenna really.
The utility model provides a kind of Long Term Evolution antenna structure 10, mainly by using a coupling element 13 and a unipole antenna 12 to be incorporated on the circuit board 11, and cooperates a metallic stamping pieces 14 and an electric capacity 15, can constitute a multiple frequency antenna structure.Because the utility model no longer needs insulating carrier compared to known techniques, reduce the mould development expense, make cheap for manufacturing cost and combination easily, to reach the function of multiple frequency antenna structure.
To sum up institute is old, and Long Term Evolution antenna structure provided by the utility model meets patent novelty and progressive important document fully, files an application in the whence in accordance with the law.Institute will statement person, only is preferred embodiment of the present utility model shown in the figure, but does not limit claim of the present utility model with this; In every case the simple and easy or equivalent change of being done according to the utility model technological thought, for example the Adjusting Shape of first to the 3rd coupling regime changes, and still belongs among the utility model scope of patent protection.
Claims (9)
1. Long Term Evolution antenna structure is characterized in that comprising:
One circuit board is the rectangular plate of an insulation material;
One unipole antenna takes shape in the centre position of this circuit board surface, forms a T font with a long transverse part and a short straight portion, and has a feeding portion in the straight portion of this weak point bottom;
One coupling element, the periphery that takes shape in this circuit board surface to be to be surrounded on this unipole antenna, has one first coupling part, one second coupling part and a grounding parts are controlled bandwidth and first coupling regime of frequency displacement, the high frequency band of being responsible for this antenna structure and the coupling effect between the low-frequency band of this antenna structure with coupling and impedance matching and coupling effect between the low-frequency band that is formed on this antenna structure and the high frequency band second coupling regime and control high frequency band frequency range the 3rd coupling regime;
One is welded in the metallic stamping pieces of this circuit board periphery, has a upper portion, one first lug and quadrate part once at least; This upper portion vertically protrudes in the upper limb of this circuit board and is connected with this coupling element first coupling part conductivity; This first lug is arranged at the lateral margin of this circuit board; This time quadrate part vertically protrudes in the lower edge of this circuit board;
One is connected in the electric capacity between second coupling part of the straight portion of weak point of this unipole antenna and this coupling element; And
One signal line is fixed on the following quadrate part of this metallic stamping pieces, and its ground wire is connected with the grounding parts conductivity of this coupling element, and the heart yearn conductivity of signal feed-in is contacted with the feeding portion of this unipole antenna.
2. according to the described Long Term Evolution antenna structure of claim 1, it is characterized in that, first coupling part of this coupling element along the long transverse part moulding of parallel this unipole antenna of upper limb of this circuit board and and this long transverse part between constitute first coupling regime.
3. according to the described Long Term Evolution antenna structure of claim 2, it is characterized in that the low-frequency band scope of this first coupling regime is 746～960MHz, and high-band frequency range is 1710～2170MHz.
4. according to the described Long Term Evolution antenna structure of claim 1, it is characterized in that, second coupling part of this coupling element is with a upper transverse part, portion and an inferior transverse part constitute the grooved of a left opening always, take shape in the lower left of this unipole antenna, and the long transverse part of its upper transverse part and this unipole antenna and and this inferior transverse part between constitute second coupling regime.
5. according to the described Long Term Evolution antenna structure of claim 4, it is characterized in that, the grounding parts of this coupling element along the lower edge moulding of this circuit board and and the inferior transverse part of this second coupling part form bifurcated and be connected in the connecting portion between this inferior transverse part and this grounding parts and constitute the 3rd coupling regime in being provided with one between this bifurcated.
6. according to the described Long Term Evolution antenna structure of claim 5, it is characterized in that the grounding parts connection one of this coupling element is arranged at the sheet metal as ground of this circuit board root edge below.
7. according to the described Long Term Evolution antenna structure of claim 1, it is characterized in that the capacitance scope of this electric capacity is 1～1.5pF.
8. according to the described Long Term Evolution antenna structure of claim 1, it is characterized in that, be formed with a plurality of hook parts of fixing this signal line on the following quadrate part of this metallic stamping pieces.
9. according to the described Long Term Evolution antenna structure of claim 1, it is characterized in that this metallic stamping pieces further has relative this first lug and is welded on second lug of another lateral margin of this circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202355316U CN201732860U (en) | 2010-06-24 | 2010-06-24 | Long-term evolution antenna structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202355316U CN201732860U (en) | 2010-06-24 | 2010-06-24 | Long-term evolution antenna structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201732860U true CN201732860U (en) | 2011-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202355316U Expired - Lifetime CN201732860U (en) | 2010-06-24 | 2010-06-24 | Long-term evolution antenna structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN201732860U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102651497A (en) * | 2011-02-24 | 2012-08-29 | 宏碁股份有限公司 | Miniaturized antenna suitable for long-term evolution technology frequency band |
| CN103337686A (en) * | 2013-05-08 | 2013-10-02 | 信维创科通信技术（北京）有限公司 | Antenna for reducing height of mobile equipment |
| CN103682563A (en) * | 2012-09-07 | 2014-03-26 | 宏碁股份有限公司 | Handheld electronic device |
| CN103985956A (en) * | 2014-04-29 | 2014-08-13 | 中国计量学院 | T shape surrounding type multi-frequency mobile phone antenna |
| CN113540790A (en) * | 2021-04-26 | 2021-10-22 | 深圳市宏电技术股份有限公司 | MIMO antenna and electronic equipment |
-
2010
- 2010-06-24 CN CN2010202355316U patent/CN201732860U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102651497A (en) * | 2011-02-24 | 2012-08-29 | 宏碁股份有限公司 | Miniaturized antenna suitable for long-term evolution technology frequency band |
| US8648765B2 (en) | 2011-02-24 | 2014-02-11 | Acer Incorporated | Compact size antenna operating in LTE frequency bands |
| CN102651497B (en) * | 2011-02-24 | 2015-04-08 | 宏碁股份有限公司 | Miniaturized antenna suitable for long-term evolution technology frequency band |
| CN103682563A (en) * | 2012-09-07 | 2014-03-26 | 宏碁股份有限公司 | Handheld electronic device |
| CN103682563B (en) * | 2012-09-07 | 2016-06-01 | 宏碁股份有限公司 | Hand-hold electronic device |
| CN103337686A (en) * | 2013-05-08 | 2013-10-02 | 信维创科通信技术（北京）有限公司 | Antenna for reducing height of mobile equipment |
| CN103337686B (en) * | 2013-05-08 | 2015-11-25 | 信维创科通信技术（北京）有限公司 | For reducing the antenna of mobile device height |
| CN103985956A (en) * | 2014-04-29 | 2014-08-13 | 中国计量学院 | T shape surrounding type multi-frequency mobile phone antenna |
| CN113540790A (en) * | 2021-04-26 | 2021-10-22 | 深圳市宏电技术股份有限公司 | MIMO antenna and electronic equipment |
| CN113540790B (en) * | 2021-04-26 | 2023-12-29 | 深圳市宏电技术股份有限公司 | MIMO antenna and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110202 |