CN103414010A - Antenna - Google Patents
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- CN103414010A CN103414010A CN2013103380722A CN201310338072A CN103414010A CN 103414010 A CN103414010 A CN 103414010A CN 2013103380722 A CN2013103380722 A CN 2013103380722A CN 201310338072 A CN201310338072 A CN 201310338072A CN 103414010 A CN103414010 A CN 103414010A
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Abstract
The invention discloses an antenna. The antenna comprises a first metal piece, a second metal piece and a feed piece, wherein the second metal piece is connected with the first metal piece through a first connection method, the feed piece is connected with the first metal piece through a second connection method, and at least one of the first connection method and the second connection method is a coupling connection method. According to the antenna, the antenna not only has high electrical performance and meets the requirements for frequency bands, but also can reduce generated passive intermodulation.
Description
Technical field
The present invention relates to a kind of antenna.
Background technology
Existing antenna easily produces passive intermodulation, has brought adverse effect for the performance of antenna.
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.
To achieve these goals, propose a kind of antenna according to embodiments of the invention, described antenna comprises: the first metalwork; The second metalwork, described the second metalwork is connected with described the first metalwork by the first connected mode; And fed element, described fed element is connected with described the first metalwork by the second connected mode, and at least one in wherein said the first connected mode and described the second connected mode is for being of coupled connections.
And described the second metalwork coupling is connected or described the first metalwork is coupled and is connected with described fed element by will described the first metalwork according to the antenna of the embodiment of the present invention, thereby can guarantee that not only described antenna has higher electrical property and meets the antenna frequency band and require (working frequency range that is described antenna reaches 796MHz-960MHz and 1710MHz-2700MHz at least), and can reduce the passive intermodulation that described antenna produces.
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 the first connected mode and described the second connected mode is and is of coupled connections.Can eliminate passive intermodulation fully thus, namely according to the antenna of the embodiment of the present invention, not produce passive intermodulation.
According to one embodiment of present invention, described antenna also comprises the first insulating part, and described the first insulating part is located between described the first metalwork and described the second metalwork or between described the first metalwork and described fed element.According to the antenna of the embodiment of the present invention, have the advantages such as simple and reasonable for structure thus, and can reduce the passive intermodulation that described antenna produces.
According to one embodiment of present invention, each in described the first insulating part and described the first metalwork and described the second metalwork all be connected or with described the first metalwork and described fed element in each all be connected.Not only can reduce thus the difficulty of processing of described antenna, and can make the structure of described antenna more firm.
According to one embodiment of present invention, described antenna also comprises the second insulating part, and described the first insulating part is located between described the first metalwork and described the second metalwork, and described the second insulating part is located between described the first metalwork and described fed element.Can make thus the structure of described antenna more simple, reasonable, and can eliminate passive intermodulation fully, namely described antenna does not produce passive intermodulation.
According to one embodiment of present invention, each in described the first insulating part and described the first metalwork and described the second metalwork all is connected, and each in described the second insulating part and described the first metalwork and described fed element all is connected.Not only can reduce thus the difficulty of processing of described antenna, and can make the structure of described antenna more firm.
According to one embodiment of present invention, each in described the first insulating part and described the second insulating part is non-metallic gasket, insulation enamelled coating or plastic film.
According to one embodiment of present invention, described fed element is coaxial cable, and described coaxial cable comprises outer conductor and the inner wire be located in described outer conductor, and described the second insulating part is located between described the first metalwork and described outer conductor.
According to one embodiment of present invention, each in described the first metalwork, described the second metalwork, described the first insulating part and described the second insulating part is tabular, wherein said the first insulating part is located on the upper surface of described the second metalwork, described the first metalwork is located on the upper surface of described the first insulating part, described the second insulating part is located on the upper surface of described the first metalwork, and described fed element is located on the upper surface of described the second insulating part.Described antenna has the advantages such as simple and reasonable for structure thus.
According to one embodiment of present invention, each in described the second metalwork and described the first insulating part is tabular, described the first insulating part is located on the upper surface of described the second metalwork, described the first metalwork is located on the upper surface of described the first insulating part and limits the first container cavity between described the first metalwork and described the first insulating part, wherein said the second insulating part is located in described the first container cavity, between described the second insulating part and described the first insulating part, limit the second container cavity, described fed element is located in described the second container cavity.Described antenna has the advantages such as simple and reasonable for structure thus.
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 of antenna according to an embodiment of the invention;
Fig. 2 is the structural representation of antenna according to an embodiment of the invention;
Fig. 3 is the structural representation of antenna according to another embodiment of the 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.
The inventor finds after further investigation: in existing antenna, each metal parts directly is connected.But in the reality batch production, be difficult to guarantee that the contact-making surface of each metal parts is perfect condition, namely the contact-making surface of each metal parts can not be fully smooth.Cause thus can not contacting fully between the contact-making surface of each metal parts, can not directly connect reliably metal parts, thereby cause passive intermodulation to produce.
Below with reference to Fig. 1-Fig. 3, the antenna 10 according to the embodiment of the present invention is described.As shown in Figure 1-Figure 3, according to the antenna 10 of the embodiment of the present invention, comprise the first metalwork 100, the second metalwork 200 and fed element 300.
The second metalwork 200 is connected with the first metalwork 100 by the first connected mode, and fed element 300 is connected with the first metalwork 100 by the second connected mode, and wherein at least one in the first connected mode and the second connected mode is for being of coupled connections.
In other words, the first metalwork 100 and the second metalwork 200 are of coupled connections or the first metalwork 100 is of coupled connections with fed element 300.
According to the antenna 10 of the embodiment of the present invention by and the second metalwork 200 couplings are connected or the first metalwork 100 is coupled and is connected with fed element 300 by the first metalwork 100, thereby can guarantee that not only antenna 10 has higher electrical property and meets the antenna frequency band and require (working frequency range that is antenna 10 reaches 796MHz-960MHz and 1710MHz-2700MHz at least), and can reduce the passive intermodulation that antenna 10 produces.
Particularly, being of coupled connections can be that capacitive coupling connects.
The first metalwork 100 can be tabular.The first type surface of the first metalwork 100 can be plane, can be also curved surface.Wherein, the first type surface of the first metalwork 100 refers to the surface of the area maximum of the first metalwork 100.The first metalwork 100 can be circular, regular polygon (for example rectangle) or irregular polygon.
The second metalwork 200 can be tabular.The first type surface of the second metalwork 200 can be plane, can be also curved surface.Wherein, the first type surface of the second metalwork 200 refers to the surface of the area maximum of the second metalwork 200.The second metalwork 200 can be circular, regular polygon (for example rectangle) or irregular polygon.
Particularly, the first type surface of the first metalwork 100 can be parallel to the first type surface of the second metalwork 200, and namely the first metalwork 100 can be parallel to the second metalwork 200.That is to say, the plane at the first metalwork 100 places can be parallel to the plane at the second metalwork 200 places.
As shown in Figure 1-Figure 3, advantageously, the edge of the first metalwork 100 can be positioned at the inboard at the edge of the second metalwork 200.In other words, the edge of the second metalwork 200 can be positioned at the outside at the edge of the first metalwork 100.Particularly, the first metalwork 100 can be located on the upper surface of the second metalwork 200.
In one embodiment of the invention, as shown in Figure 1-Figure 3, antenna 10 can also comprise that the first insulating part 400, the first insulating parts 400 can be located between the first metalwork 100 and the second metalwork 200 or between the first metalwork 100 and fed element 300.In other words, by the first insulating part 400 is set, can realize that at least one in described the first connected mode and described the second connected mode can be to be of coupled connections.According to the antenna 10 of the embodiment of the present invention, have the advantages such as simple and reasonable for structure thus, and can reduce the passive intermodulation that antenna 10 produces.
The first insulating part 400 can with the first metalwork 100 and the second metalwork 200 in each all be connected or with the first metalwork 100 and fed element 300 in each all be connected.That is to say, the first insulating part 400 can with the first metalwork 100 and the second metalwork 200 in each all contact or with the first metalwork 100 and fed element 300 in each all contact.Particularly, when the first insulating part 400 is located between the first metalwork 100 and the second metalwork 200, the first insulating part 400 can with the first metalwork 100 and the second metalwork 200 in each all be connected, when the first insulating part 400 is located between the first metalwork 100 and fed element 300, the first insulating part 400 can with the first metalwork 100 and fed element 300 in each all be connected.Not only can reduce thus the difficulty of processing of antenna 10, and can make the structure of antenna 10 more firm.
In some embodiments of the invention, each in described the first connected mode and described the second connected mode is and is of coupled connections.That is to say, the first metalwork 100 can be connected with the second metalwork 200 couplings, and the first metalwork 100 can be connected with fed element 300 couplings.Can eliminate passive intermodulation fully thus, namely according to the antenna 10 of the embodiment of the present invention, not produce passive intermodulation.
As shown in Figure 1-Figure 3, in examples more of the present invention, antenna 10 can also comprise that the second insulating part 500, the first insulating parts 400 can be located between the first metalwork 100 and the second metalwork 200, and the second insulating part 500 can be located between the first metalwork 100 and fed element 300.In other words, by the first insulating part 400 and the second insulating part 500 are set, can realize that each in described the first connected mode and described the second connected mode can be to be of coupled connections.Can make thus the structure of antenna 10 more simple, reasonable, and can eliminate passive intermodulation fully, namely antenna 10 does not produce passive intermodulation.
The size of the coupling area of the first metalwork 100 and the second metalwork 200 and the first metalwork 100 can determine and adjust according to the performance requirement of antenna 10 with the size of the coupling area of fed element 300, and purpose is in order to make antenna 10 require under frequency to have enough large capacitance.
The first insulating part 400 can with the first metalwork 100 and the second metalwork 200 in each all be connected, the second insulating part 500 can with the first metalwork 100 and fed element 300 in each all be connected.In other words, the first insulating part 400 can with the first metalwork 100 and the second metalwork 200 in each all contact, the second insulating part 500 can with the first metalwork 100 and fed element 300 in each all contact.Not only can reduce thus the difficulty of processing of antenna 10, and can make the structure of antenna 10 more firm.
Advantageously, each in the first insulating part 400 and the second insulating part 500 is non-metallic gasket, insulation enamelled coating or plastic film.That is to say, the first insulating part 400 can be non-metallic gasket, insulation enamelled coating or plastic film, and the second insulating part 500 can be also non-metallic gasket, insulation enamelled coating or plastic film.
As shown in Figure 1, in an example of the present invention, fed element 300 can be coaxial cable, and described coaxial cable can comprise that outer conductor 310 and inner wire 320, the second insulating parts 500 that are located in outer conductor 310 can be located between the first metalwork 100 and outer conductor 310.Inner wire 320 can directly be connected with the radiant body of antenna 10.
The bearing of trend of described coaxial cable (being the bearing of trend of outer conductor 310 and the bearing of trend of inner wire 320) can with the major surfaces in parallel of first type surface and second metalwork 200 of the first metalwork 100, namely the bearing of trend of described coaxial cable can be parallel with the second metalwork 200 with the first metalwork 100.In other words, the plane at the bearing of trend place of described coaxial cable can with the plane parallel at plane and second metalwork 200 places at the first metalwork 100 places.
As shown in Figure 3, in a concrete example of the present invention, each in the first metalwork 100, the second metalwork 200, the first insulating part 400 and the second insulating part 500 can be tabular.Wherein, the first insulating part 400 can be located on the upper surface of the second metalwork 200, the first metalwork 100 can be located on the upper surface of the first insulating part 400, the second insulating part 500 can be located on the upper surface of the first metalwork 100, and fed element 300 can be located on the upper surface of the second insulating part 500.Antenna 10 has the advantages such as simple and reasonable for structure thus.
In another concrete example of the present invention, as shown in Figure 2, each in the second metalwork 200 and the first insulating part 400 can be tabular, the first insulating part 400 can be located on the upper surface of the second metalwork 200, and the first metalwork 100 can be located on the upper surface of the first insulating part 400 and can limit the first container cavity between the first metalwork 100 and the first insulating part 400.Wherein, the second insulating part 500 can be located in described the first container cavity, can limit the second container cavity 600 between the second insulating part 500 and the first insulating part 400, and fed element 300 can be located in the second container cavity 600.Antenna 10 has the advantages such as simple and reasonable for structure thus.
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:
The first metalwork;
The second metalwork, described the second metalwork is connected with described the first metalwork by the first connected mode; With
Fed element, described fed element is connected with described the first metalwork by the second connected mode, and at least one in wherein said the first connected mode and described the second connected mode is for being of coupled connections.
2. antenna according to claim 1, is characterized in that, each in described the first connected mode and described the second connected mode is and is of coupled connections.
3. antenna according to claim 1, is characterized in that, also comprises the first insulating part, and described the first insulating part is located between described the first metalwork and described the second metalwork or between described the first metalwork and described fed element.
4. antenna according to claim 3, is characterized in that, each in described the first insulating part and described the first metalwork and described the second metalwork all be connected or with described the first metalwork and described fed element in each all be connected.
5. antenna according to claim 3, is characterized in that, also comprises the second insulating part, and described the first insulating part is located between described the first metalwork and described the second metalwork, and described the second insulating part is located between described the first metalwork and described fed element.
6. antenna according to claim 5, it is characterized in that, each in described the first insulating part and described the first metalwork and described the second metalwork all is connected, and each in described the second insulating part and described the first metalwork and described fed element all is connected.
7. antenna according to claim 5, is characterized in that, each in described the first insulating part and described the second insulating part is non-metallic gasket, insulation enamelled coating or plastic film.
8. antenna according to claim 5, is characterized in that, described fed element is coaxial cable, and described coaxial cable comprises outer conductor and the inner wire be located in described outer conductor, and described the second insulating part is located between described the first metalwork and described outer conductor.
9. antenna according to claim 5, it is characterized in that, each in described the first metalwork, described the second metalwork, described the first insulating part and described the second insulating part is tabular, wherein said the first insulating part is located on the upper surface of described the second metalwork, described the first metalwork is located on the upper surface of described the first insulating part, described the second insulating part is located on the upper surface of described the first metalwork, and described fed element is located on the upper surface of described the second insulating part.
10. antenna according to claim 5, it is characterized in that, each in described the second metalwork and described the first insulating part is tabular, described the first insulating part is located on the upper surface of described the second metalwork, described the first metalwork is located on the upper surface of described the first insulating part and limits the first container cavity between described the first metalwork and described the first insulating part, wherein said the second insulating part is located in described the first container cavity, between described the second insulating part and described the first insulating part, limit the second container cavity, described fed element is located in described the second container cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103380722A CN103414010A (en) | 2013-08-05 | 2013-08-05 | Antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103380722A CN103414010A (en) | 2013-08-05 | 2013-08-05 | Antenna |
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| CN103414010A true CN103414010A (en) | 2013-11-27 |
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| CN2013103380722A Pending CN103414010A (en) | 2013-08-05 | 2013-08-05 | Antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106575809A (en) * | 2015-05-29 | 2017-04-19 | 华为技术有限公司 | Cable and high-frequency device using same |
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| US5738529A (en) * | 1996-02-29 | 1998-04-14 | Methode Electronics, Inc. | Cable connector system |
| CN201146247Y (en) * | 2007-10-23 | 2008-11-05 | 镇江新区澳华测控技术有限公司 | Low intermodulation holders for connection of radio frequency cable |
| US20110121924A1 (en) * | 2009-11-20 | 2011-05-26 | General Motors Llc | Connector assembly and method of assembling a connector arrangement utilizing the connector assembly |
| CN102157770A (en) * | 2011-04-11 | 2011-08-17 | 江苏捷士通科技股份有限公司 | Switching device of coaxial cable and air microstrip line |
| CN102334232A (en) * | 2009-02-25 | 2012-01-25 | 阿尔卡特朗讯 | The machinery and the electric connecting device that are used for the coaxial cable of transmitting high-frequency signal |
| CN102947898A (en) * | 2010-06-23 | 2013-02-27 | 3M创新有限公司 | Adhesive backed cabling system for in-building wireless applications |
| CN202871973U (en) * | 2012-09-05 | 2013-04-10 | 苏州市大富通信技术有限公司 | Antenna and grounding module thereof |
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2013
- 2013-08-05 CN CN2013103380722A patent/CN103414010A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997008776A1 (en) * | 1995-08-22 | 1997-03-06 | Hazeltine Corporation | Low intermodulation electromagnetic feed cellular antennas |
| US5738529A (en) * | 1996-02-29 | 1998-04-14 | Methode Electronics, Inc. | Cable connector system |
| CN201146247Y (en) * | 2007-10-23 | 2008-11-05 | 镇江新区澳华测控技术有限公司 | Low intermodulation holders for connection of radio frequency cable |
| CN102334232A (en) * | 2009-02-25 | 2012-01-25 | 阿尔卡特朗讯 | The machinery and the electric connecting device that are used for the coaxial cable of transmitting high-frequency signal |
| US20110121924A1 (en) * | 2009-11-20 | 2011-05-26 | General Motors Llc | Connector assembly and method of assembling a connector arrangement utilizing the connector assembly |
| CN102947898A (en) * | 2010-06-23 | 2013-02-27 | 3M创新有限公司 | Adhesive backed cabling system for in-building wireless applications |
| CN102157770A (en) * | 2011-04-11 | 2011-08-17 | 江苏捷士通科技股份有限公司 | Switching device of coaxial cable and air microstrip line |
| CN202871973U (en) * | 2012-09-05 | 2013-04-10 | 苏州市大富通信技术有限公司 | Antenna and grounding module thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106575809A (en) * | 2015-05-29 | 2017-04-19 | 华为技术有限公司 | Cable and high-frequency device using same |
| EP3297092A4 (en) * | 2015-05-29 | 2018-05-02 | Huawei Technologies Co., Ltd. | Cable and high-frequency device using same |
| US10505251B2 (en) | 2015-05-29 | 2019-12-10 | Huawei Technologies Co., Ltd. | Cable for coupling a coaxial line to a strip-line including a coupling ground plane for reducing passive intermodulation interference in the cable |
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