CN103414019A - Antenna and mobile terminal with same - Google Patents
Antenna and mobile terminal with same Download PDFInfo
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- CN103414019A CN103414019A CN2013103150082A CN201310315008A CN103414019A CN 103414019 A CN103414019 A CN 103414019A CN 2013103150082 A CN2013103150082 A CN 2013103150082A CN 201310315008 A CN201310315008 A CN 201310315008A CN 103414019 A CN103414019 A CN 103414019A
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- antenna
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- earthing member
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- 230000005855 radiation Effects 0.000 claims abstract description 62
- 230000035945 sensitivity Effects 0.000 abstract description 8
- 239000002184 metal Substances 0.000 description 8
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The invention discloses an antenna and a mobile terminal with the antenna. The antenna comprises a grounding part, a radiation part, a feed part, multiple connection parts and a shielding part, wherein the feed part is connected with the radiation part, one end of each connection part is connected with the grounding part, the other end of each connection part is connected with the radiation part, one end of the shielding part is connected with the grounding part, and the other end of the shielding part is connected with the radiation part. The antenna has the anti-noise function and can obviously improve the sensitivity of the terminal.
Description
Technical field
The present invention relates to a kind of antenna and the mobile terminal with this antenna.
Background technology
The antenna of existing terminal transmits radio circuit to be transformed into electromagnetic field signal and to radiate, and aerial electromagnetic field signal is converted to circuit signal realizes receiving function.Antenna, except receiving, obtain useful signal, also receives and obtains noise simultaneously, causes receiving sensitivity to descend.
Summary of the invention
The present invention is intended to solve at least one of technical problem existed in prior art.For this reason, one object of the present invention is to propose a kind of antenna.
Another object of the present invention is to propose a kind of mobile terminal with described antenna.
To achieve these goals, propose a kind of antenna according to the embodiment of first aspect present invention, described antenna comprises: earthing member; Radiation component; Fed element, described fed element is connected with described radiation component; A plurality of connectors, an end of each described connector is connected with described earthing member, and the other end of each described connector is connected with described radiation component; And shielding part, an end of described shielding part is connected with described earthing member, and the other end of described shielding part is connected with described radiation component.
According to the antenna of the embodiment of the present invention by the shielding part arranged and described earthing member is connected with described radiation component, thereby can reduce the coupling between described antenna and noise jamming, can be so that described antenna has anti-noise function, effectively improve the total omnidirectional sensitivity (TIS) of described antenna, improve the signal receiving performances such as BD/GPS/GSM, effectively solve noise and by described antenna, carried out the problem of interference receiver, especially for terminals such as GPS, the Big Dipper, Gloanss, can make these terminals have highly sensitive performance.Therefore, have anti-noise function according to the antenna of the embodiment of the present invention, can improve significantly the sensitivity of terminal.
In addition, according to the antenna of the embodiment of the present invention, can also have following additional technical characterictic:
According to one embodiment of present invention, each in described earthing member and described radiation component is tabular.Can make thus the structure of described earthing member and described radiation component more reasonable.
According to one embodiment of present invention, described radiation component is provided with the groove that connects described radiation component along the thickness direction of described radiation component, and the outer end of described groove is opened wide.
According to one embodiment of present invention, the length of described radiation component is 1/8th wavelength.
According to one embodiment of present invention, described fed element is between described earthing member and described radiation component, and described fed element is parallel to each in described earthing member and described radiation component.Can further improve the performance of described antenna thus.
According to one embodiment of present invention, each described connector is between described shielding part and described fed element.
According to one embodiment of present invention, the arrangement that is in line of a plurality of described connectors, described shielding part is a plurality of, the arrangement that is in line of a plurality of described shielding parts.Can make thus the structure of described antenna more reasonable.
According to one embodiment of present invention, described shielding part is a plurality of, and the quantity of described shielding part is more than or equal to the quantity of described connector.The coupling between described antenna and noise jamming can be further reduced thus, thereby the anti-noise function of described antenna can be further improved.
According to one embodiment of present invention, the upper end of described shielding part is electrically connected to the lower surface of described radiation component, the lower end of described shielding part is electrically connected to the upper surface of described earthing member, the upper end of each described connector is electrically connected to the lower surface of described radiation component, and the lower end of each described connector is electrically connected to the upper surface of described earthing member.
According to the embodiment of second aspect present invention, propose a kind of mobile terminal, described mobile terminal comprises: mainboard; And antenna, described antenna is that described antenna is located on described mainboard according to the described antenna of first aspect present invention.
By arranging according to the described antenna of first aspect present invention, anti-noise function is strong, the total omnidirectional sensitivity advantages of higher thereby have according to the mobile terminal of the embodiment of the present invention.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
The accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding the description of embodiment, becoming in conjunction with following accompanying drawing, wherein:
Fig. 1 is the structural representation according to the antenna of the embodiment of the present invention;
Fig. 2 is the partial structurtes schematic diagram according to the antenna of the embodiment of the present invention;
Fig. 3 is the partial structurtes schematic diagram according to the antenna of the embodiment of the present invention;
Fig. 4 is the partial structurtes schematic diagram according to the antenna of the embodiment of the present invention;
Fig. 5 is the partial structurtes schematic diagram according to the mobile terminal of the embodiment of the present invention.
Embodiment
Below describe embodiments of the invention in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Below by the embodiment be described with reference to the drawings, be exemplary, only be used to explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " vertically ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only be used to describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Below with reference to Fig. 1-Fig. 4, the antenna 100 according to the embodiment of the present invention is described.As Figure 1-Figure 4, according to the antenna 100 of the embodiment of the present invention, comprise earthing member 110, radiation component 120, fed element 130, shielding part 150 and a plurality of connector 140.
Fed element 130 is connected with radiation component 120.One end of each connector 140 is connected with earthing member 110, and the other end of each connector 140 is connected with radiation component 120.One end of shielding part 150 is connected with earthing member 110, and the other end of shielding part 150 is connected with radiation component 120.
According to the antenna 100 of the embodiment of the present invention by the shielding part 150 arranged and earthing member 110 is connected with radiation component 120, thereby can reduce the coupling between antenna 100 and noise jamming, can be so that antenna 100 has anti-noise function, effectively improve the total omnidirectional sensitivity (TIS) of antenna 100, improve the signal receiving performances such as BD/GPS/GSM, effectively solve noise and by antenna 100, carried out the problem of interference receiver, especially for terminals such as GPS, the Big Dipper, Gloanss, can make these terminals have highly sensitive performance.Therefore, have anti-noise function according to the antenna 100 of the embodiment of the present invention, can improve significantly the sensitivity of terminal.
The height of existing inverse-F antenna large (being more than or equal to 7 millimeters), can be less than 7 millimeters according to the height of the antenna 100 of the embodiment of the present invention, according to the height of the antenna 100 of the embodiment of the present invention, can be for example 3 millimeters.
As Figure 1-Figure 4, in some embodiments of the invention, each in earthing member 110 and radiation component 120 can be tabular.Can make thus the structure of earthing member 110 and radiation component 120 more reasonable.Advantageously, earthing member 110 can be sheet metal, and radiation component 120 can be also sheet metal.Particularly, each in earthing member 110 and radiation component 120 can be rectangular plate-like.
In one embodiment of the invention, as Fig. 1, Fig. 3 and shown in Figure 5, on radiation component 120, can be provided with the groove 121 that connects radiation component 120 along the thickness direction of radiation component 120, the outer end of groove 121 can be opened wide.Wherein, inward-outward direction A is as shown in the arrow A in Fig. 3.Advantageously, on radiation component 120, can be provided with the groove 121 that three thickness directions along radiation component 120 connect radiation component 120.Wherein, two grooves 121 can extend in the opposite direction from the middle part of radiation component 120.
In a concrete example of the present invention, the length of radiation component 120 can be centre frequency 1/8th wavelength.This length makes the antenna 100 can resonance on the frequency of designing requirement and form effective radiation.For example, radiation component 120 can be the rectangular metal sheet of 14.2 millimeters of 22.4 millimeters *.For example centre frequency is 1575MHz, and so corresponding wavelength is C/f, and wherein C is the light velocity, and f is centre frequency.
Fed element 130 can and can produce impedance matching with radiation component 120 capacitive coupling, in order to improve the performance of antenna 100.Particularly, fed element 130 can be by coupling, directly connection or other modes and radiation component 120 generation impedance matchings.As shown in Figure 1, in examples more of the present invention, fed element 130 can be between earthing member 110 and radiation component 120, and fed element 130 can be parallel to each in earthing member 110 and radiation component 120.In other words, earthing member 110, radiation component 120 and fed element 130 can be parallel to each other.Can further improve the performance of antenna 100 thus.
Fed element 130 can be between earthing member 110 and radiation component 120, and fed element 130 does not contact with radiation component 120 with earthing member 110.Particularly, fed element 130 can be sheet metal.Distance between fed element 130 and earthing member 110 is approximately 1 millimeter, and the distance between fed element 130 and radiation component 120 is approximately 2 millimeters.One end of fed element 130 (for example outer end of fed element 130) can be connected with other radio-frequency apparatus.Fed element 130 can be L shaped.
As Figure 1-Figure 4, in an example of the present invention, each connector 140 can be between shielding part 150 and fed element 130.
Advantageously, as Figure 1-Figure 4, the arrangement (a plurality of connectors 140 can form connector row) that can be in line of a plurality of connectors 140, shielding part 150 can be a plurality of, arrangements (a plurality of shielding parts 150 can form shielding part and arrange) that can be in line of a plurality of shielding parts 150.Can make thus the structure of antenna 100 more reasonable.Wherein, this connector row can be parallel to this shielding part row.
Each connector 140 can be metal connecting piece, and namely each connector 140 can be made of metal.Each connector 140 can be cylindric.Particularly, antenna 100 can comprise 13 connectors 140.
In a concrete example of the present invention, shielding part 150 can be a plurality of, and the quantity of shielding part 150 can be more than or equal to the quantity of connector 140.The coupling between antenna 100 and noise jamming can be further reduced thus, thereby the anti-noise function of antenna 100 can be further improved.
As shown in Figure 1, the upper end of shielding part 150 can be electrically connected to the lower surface of radiation component 120, and the lower end of shielding part 150 can be electrically connected to the upper surface of earthing member 110.The upper end of each connector 140 can be electrically connected to the lower surface of radiation component 120, and the lower end of each connector 140 can be electrically connected to the upper surface of earthing member 110.
According to the antenna 100 of the embodiment of the present invention, can process by modes such as PCB, metal patch, metal stampings.According to the antenna 100 of the embodiment of the present invention, can be a kind of improved inverse-F antenna, antenna 100 has the advantages such as volume is little, highly low.Particularly, antenna 100 can have and is less than the section of 7 millimeters.For example the height of antenna 100 can be 3 millimeters, and the operating frequency of antenna 100 can be 1575MHz.
Below with reference to Fig. 5, the mobile terminal 10 according to the embodiment of the present invention is described.As shown in Figure 5, comprise mainboard 200 and antenna 100 according to the mobile terminal 10 of the embodiment of the present invention, antenna 100 is located on mainboard 200.
By the antenna 100 according to above-described embodiment is set, anti-noise function is strong, the total omnidirectional sensitivity advantages of higher thereby have according to the mobile terminal 10 of the embodiment of the present invention.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present invention and aim can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (10)
1. an antenna, is characterized in that, comprising:
Earthing member;
Radiation component;
Fed element, described fed element is connected with described radiation component;
A plurality of connectors, an end of each described connector is connected with described earthing member, and the other end of each described connector is connected with described radiation component; With
Shielding part, an end of described shielding part is connected with described earthing member, and the other end of described shielding part is connected with described radiation component.
2. antenna according to claim 1, is characterized in that, each in described earthing member and described radiation component is tabular.
3. antenna according to claim 2, is characterized in that, described radiation component is provided with the groove that connects described radiation component along the thickness direction of described radiation component, and the outer end of described groove is opened wide.
4. antenna according to claim 1, is characterized in that, the length of described radiation component is 1/8th wavelength.
5. antenna according to claim 1, is characterized in that, described fed element is between described earthing member and described radiation component, and described fed element is parallel to each in described earthing member and described radiation component.
6. antenna according to claim 1, is characterized in that, each described connector is between described shielding part and described fed element.
7. antenna according to claim 1, is characterized in that, the arrangement that is in line of a plurality of described connectors, and described shielding part is a plurality of, the arrangement that is in line of a plurality of described shielding parts.
8. antenna according to claim 1, is characterized in that, described shielding part is a plurality of, and the quantity of described shielding part is more than or equal to the quantity of described connector.
9. antenna according to claim 1, it is characterized in that, the upper end of described shielding part is electrically connected to the lower surface of described radiation component, the lower end of described shielding part is electrically connected to the upper surface of described earthing member, the upper end of each described connector is electrically connected to the lower surface of described radiation component, and the lower end of each described connector is electrically connected to the upper surface of described earthing member.
10. a mobile terminal, is characterized in that, comprising:
Mainboard; With
Antenna, described antenna are that described antenna is located on described mainboard according to the described antenna of any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310315008.2A CN103414019B (en) | 2013-07-24 | 2013-07-24 | Antenna and the mobile terminal with the antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310315008.2A CN103414019B (en) | 2013-07-24 | 2013-07-24 | Antenna and the mobile terminal with the antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103414019A true CN103414019A (en) | 2013-11-27 |
| CN103414019B CN103414019B (en) | 2018-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310315008.2A Expired - Fee Related CN103414019B (en) | 2013-07-24 | 2013-07-24 | Antenna and the mobile terminal with the antenna |
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| Country | Link |
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| CN (1) | CN103414019B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019120287A1 (en) * | 2017-12-21 | 2019-06-27 | 捷开通讯(深圳)有限公司 | Printed circuit board and terminal |
| CN111209610A (en) * | 2020-02-28 | 2020-05-29 | 北京镧宇科技有限公司 | Radiation protection intelligent shielding system and method |
| CN111708052A (en) * | 2020-08-18 | 2020-09-25 | 陕西耕辰科技有限公司 | Beidou high-precision positioning and orienting receiver |
| WO2022000623A1 (en) * | 2020-06-30 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Transmission line module and electromagnetic compatibility processing method |
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| US20040227665A1 (en) * | 2003-05-16 | 2004-11-18 | Lung-Sheng Tai | Dual band antenna for wireless communication |
| CN1551411A (en) * | 2003-05-14 | 2004-12-01 | ��Ѷ�о�����˾ | Antenna with multiple-band patch and slot structures |
| CN2865039Y (en) * | 2006-01-23 | 2007-01-31 | 汉达精密电子(昆山)有限公司 | Plane bifrequency antenna |
| CN200944432Y (en) * | 2006-05-12 | 2007-09-05 | 汉达精密电子(昆山)有限公司 | Plane printed circuit board antenna |
-
2013
- 2013-07-24 CN CN201310315008.2A patent/CN103414019B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1551411A (en) * | 2003-05-14 | 2004-12-01 | ��Ѷ�о�����˾ | Antenna with multiple-band patch and slot structures |
| US20040227665A1 (en) * | 2003-05-16 | 2004-11-18 | Lung-Sheng Tai | Dual band antenna for wireless communication |
| CN2865039Y (en) * | 2006-01-23 | 2007-01-31 | 汉达精密电子(昆山)有限公司 | Plane bifrequency antenna |
| CN200944432Y (en) * | 2006-05-12 | 2007-09-05 | 汉达精密电子(昆山)有限公司 | Plane printed circuit board antenna |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019120287A1 (en) * | 2017-12-21 | 2019-06-27 | 捷开通讯(深圳)有限公司 | Printed circuit board and terminal |
| US11589454B2 (en) | 2017-12-21 | 2023-02-21 | JRD Communication (Shenzhen) Ltd. | Printed circuit board and terminal |
| CN111209610A (en) * | 2020-02-28 | 2020-05-29 | 北京镧宇科技有限公司 | Radiation protection intelligent shielding system and method |
| CN111209610B (en) * | 2020-02-28 | 2024-04-02 | 北京镧宇科技有限公司 | Intelligent shielding system and method for radiation protection |
| WO2022000623A1 (en) * | 2020-06-30 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Transmission line module and electromagnetic compatibility processing method |
| CN111708052A (en) * | 2020-08-18 | 2020-09-25 | 陕西耕辰科技有限公司 | Beidou high-precision positioning and orienting receiver |
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| Publication number | Publication date |
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| CN103414019B (en) | 2018-01-05 |
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