CN103825079A - Low-profile small-sized integrated antenna - Google Patents
Low-profile small-sized integrated antenna Download PDFInfo
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- CN103825079A CN103825079A CN201410034991.5A CN201410034991A CN103825079A CN 103825079 A CN103825079 A CN 103825079A CN 201410034991 A CN201410034991 A CN 201410034991A CN 103825079 A CN103825079 A CN 103825079A
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Abstract
The invention relates to a low-profile small-sized integrated antenna. The antenna comprises a back plate (5) and a reflecting plate (3) fixed on the back plate via a connector; low-profile units (2) are arranged on the reflecting plate (3); each low-profile unit (2) comprises directing sheets (6) connected above the reflecting plate (3) via fixing pieces; one face, facing the reflecting plate (3), of the directing sheet (6) is provided with a feed sheet (8); the back face of the reflecting plate (3) is fixed with a low-loss feed network printed plate (9) printed with low-loss feed network, and the feed sheet (8) inserted in a penetrating mode on the reflecting plate (3) is in welding connection with a feed point of the low-loss feed network printed on the low-loss feed network printed plate (9). The low-profile small-sized integrated antenna is simple in structure and delicate in size.
Description
Technical field
The present invention relates to a kind of antenna, especially relate to a kind of low section miniaturization integral antenna, belong to antenna technical field.
Background technology
At present, the various challenges that face from wireless network development trend and operator, the developing direction in antenna technology future will be followed small-sized, the integrated future development of antenna;
Antenna miniaturization has two kinds of implementations:
The first is by optimizing Antenna Design scheme, realize the outer level fast-descending of service area, force down secondary lobe and back lobe, reduce cross polarization level, adopt low-loss, improve antenna radiation efficiency without approach such as the feeding networks of surface wave parasitic radiation, low VSWR, dwindle thereby realize antenna volume under equal gain.The performance of this mode antenna is constant, but be limited to technical difficulty, and volume decline degree is limited, realizes that difficulty is larger and cost is higher;
The second implementation is that the gain by reducing antenna realizes reducing of volume.The volume of this mode declines obviously, and gain is often fallen 3dB volume and will be dwindled half, realizes than being easier to.
For guaranteeing that the performance after antenna miniaturization meets the application demand of different scenes, following antenna miniaturization technology should combine and develop in two kinds of implementations.Following operator should guide industrial advantage strength, promotes antenna rear end equipment fully integrated, reaches to utilize environment to realize to beautify and stealthy requirement, realizes the real saving of terrace resource and deployment way flexibly.In promoting antenna miniaturization, realize the broadband of antenna work, be beneficial to reduce antenna amount and system in future upgrading, fully demonstrate the advantage of miniature antenna.
Solve an antenna for base station miniaturization technology difficult problem, will play great impetus to new generation broadband wireless mobile communication.Miniature antenna is optimized the configuration of terrace system resource, realizes multimode, integrated, enriches miniature antenna product line, accelerates Mobile Communication Development.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, a kind of simple in structure, low section miniaturization integral antenna that volume is small and exquisite is provided, two kinds of miniaturization modes that it combines in above-mentioned background technology, have splendid application prospect.
The object of the present invention is achieved like this: a kind of low section miniaturization integral antenna, described antenna package contains backboard and by the reflecting plate of the connector side of being fixed thereon, on described reflecting plate, be provided with low section unit, described low section unit includes the sheet of guiding into that is connected in reflecting plate top by fixture, the described sheet of guiding into is provided with feed tab towards the one side of expelling plate, the back side of described reflecting plate is fixed with a low-loss feeding network printed panel that is printed with low-loss feeding network, and the distributing point of the low-loss feeding network that prints on feed tab on reflecting plate and low-loss feeding network printed panel of interting is weldingly connected.
A kind of low section miniaturization integral antenna of the present invention, described in to guide sheet into be a rectangular body, and be connected with respectively " L " shape radiant body on four limits of this rectangular body.
A kind of low section miniaturization integral antenna of the present invention, described in guide sheet into including but not limited to above-mentioned shape.
A kind of low section miniaturization integral antenna of the present invention, the L-shaped setting of described feed tab, and the feed tab that " L " shape arranges is fixed on and guided on sheet by stator on one side, and another side interts on reflecting plate.
A kind of low section miniaturization integral antenna of the present invention, described feed tab is including but not limited to above-mentioned shape.
A kind of low section miniaturization integral antenna of the present invention, be fixedly connected with two N connectors, and the low-loss feeding network printing on low-loss feeding network printed panel is connected on described backboard by joint connecting plate with N connector by coaxial cable.
A kind of low section miniaturization integral antenna of the present invention, is provided with line card on the low-loss feeding network printing on described low-loss feeding network printed panel, and line card realization is connected with coaxial cable one end, and the other end of coaxial cable is connected with N connector.
A kind of low section miniaturization integral antenna of the present invention, the junction of backboard is fixed with mounting panel, is realized and being connected and fixed by mounting panel.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention adopts low section unit design concept, thereby makes that whole antenna structure is simple, volume is small and exquisite, be lightweightly easy to batch production;
And the feed tab in the present invention and stator place can adopt double polarizing keys clamping, or the boss of circular shape or other arbitrary shapes, be connected firmly and convenience;
Meanwhile, dorsulum of the present invention and mounting panel separate design, play a protective role to antenna; Above-mentioned mounting panel assembly is formed by mounting panel and briquetting crimping, firm by spot welding machine spot welding, guarantees the installation strength of antenna.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of a kind of low section miniaturization integral antenna of the present invention.
Fig. 2 is the cross-sectional view (especially this to analyse and observe position be antenna middle part, so the mounting panel that is arranged in antenna both sides is in not embodiment of this diagram) of a kind of low section miniaturization integral antenna of the present invention.
Fig. 3 is the structure schematic diagram (for the ease of understanding, joint connecting plate and N connector being put into diagram in the lump) of a kind of low section miniaturization integral antenna of the present invention.
Fig. 4 is standing wave, the isolation degree test result figure of a kind of low section miniaturization integral antenna of the present invention.
The horizontal radiation pattern test result figure that Fig. 5-1 is a kind of low section miniaturization integral antenna of the present invention.
The elevation radiation patytern test result figure that Fig. 5-2 are a kind of low section miniaturization integral antenna of the present invention.
Wherein:
Joint connecting plate 1, low section unit 2, reflecting plate 3, mounting panel 4, backboard 5, guide sheet 6, stator 7, feed tab 8, low-loss feeding network printed panel 9, line card 10, N connector 11 into.
Embodiment
Referring to Fig. 1 ~ 5, the low section miniaturization of the one integral antenna the present invention relates to, described antenna package contains backboard 5 and by the reflecting plate 3 of the connector side of being fixed thereon, on described reflecting plate 3, be provided with low section unit 2, described low section unit 2 include be connected in reflecting plate 3 tops by fixture guide sheet 6 into, the described sheet 6 of guiding into is a rectangular body, and on four limits of this rectangular body, be connected with respectively " L " shape radiant body, the described sheet 6 of guiding into is provided with feed tab 8 towards the one side of expelling plate 3, the L-shaped setting of described feed tab 8, and the feed tab 8 that " L " shape arranges is fixed on and is guided on sheet 6 by stator 7 on one side, another side interts that (shape of above-mentioned feed tab 8 is only a prioritization scheme on reflecting plate 3, those skilled in the art can select according to actual demand the feed tab of suitable shape), the back side of described reflecting plate 3 is fixed with a low-loss feeding network printed panel 9 that is printed with low-loss feeding network, and the distributing point of the low-loss feeding network of printing on feed tab on reflecting plate 38 and low-loss feeding network printed panel 9 that interts is weldingly connected, on above-mentioned backboard 5, be fixedly connected with two N connectors 11 by joint connecting plate 1, and on low-loss feeding network printed panel 9, the low-loss feeding network of printing is connected with N connector 11 by coaxial cable, concretely, on described low-loss feeding network printed panel 9, on the low-loss feeding network of printing, line card 10 is installed, line card 10 realizations are connected with coaxial cable one end, the other end of coaxial cable is connected with N connector 11,
When installation, the junction of backboard 5 is fixed with mounting panel 4, is realized and being connected and fixed by mounting panel 4.
It should be noted that: above-mentioned execution mode is only the optimization scheme of this patent, and any change that those skilled in the art do for such scheme or improvement are all within the protection range of this patent.
Claims (8)
1. one kind low section miniaturization integral antenna, it is characterized in that: described antenna package contains backboard (5) and by the reflecting plate (3) of the connector side of being fixed thereon, on described reflecting plate (3), be provided with low section unit (2), described low section unit (2) include be connected in reflecting plate (3) top by fixture guide sheet (6) into, the described sheet (6) of guiding into is provided with feed tab (8) towards the one side of expelling plate (3), the back side of described reflecting plate (3) is fixed with a low-loss feeding network printed panel (9) that is printed with low-loss feeding network, and the feed tab (8) of interting on reflecting plate (3) is weldingly connected with the distributing point of the low-loss feeding network of the upper printing of low-loss feeding network printed panel (9).
2. a kind of low section miniaturization integral antenna as claimed in claim 1, is characterized in that: described in to guide sheet (6) into be a rectangular body, and be connected with respectively " L " shape radiant body on four limits of this rectangular body.
3. a kind of low section miniaturization integral antenna as claimed in claim 2, is characterized in that: described in guide sheet (6) into including but not limited to above-mentioned shape.
4. a kind of low section miniaturization integral antenna as claimed in claim 1 or 2, it is characterized in that: the L-shaped setting of described feed tab (8), and the feed tab (8) that " L " shape arranges is fixed on and is guided into sheet (6) above by stator (7) on one side, and another side interts on reflecting plate (3).
5. a kind of low section miniaturization integral antenna as claimed in claim 4, is characterized in that: described feed tab (8) is including but not limited to above-mentioned shape.
6. a kind of low section miniaturization integral antenna as claimed in claim 4, it is characterized in that: described backboard (5) is upper is fixedly connected with two N connectors (11) by joint connecting plate (1), and the low-loss feeding network of the upper printing of low-loss feeding network printed panel (9) is connected with N connector (11) by coaxial cable.
7. a kind of low section miniaturization integral antenna as claimed in claim 6, it is characterized in that: on the low-loss feeding network of the upper printing of described low-loss feeding network printed panel (9), line card (10) is installed, line card (10) realization is connected with coaxial cable one end, and the other end of coaxial cable is connected with N connector (11).
8. a kind of low section miniaturization integral antenna as claimed in claim 1 or 2, is characterized in that: the junction of backboard (5) is fixed with mounting panel (4), is realized and being connected and fixed by mounting panel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034991.5A CN103825079A (en) | 2014-01-24 | 2014-01-24 | Low-profile small-sized integrated antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034991.5A CN103825079A (en) | 2014-01-24 | 2014-01-24 | Low-profile small-sized integrated antenna |
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| Publication Number | Publication Date |
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| CN103825079A true CN103825079A (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410034991.5A Pending CN103825079A (en) | 2014-01-24 | 2014-01-24 | Low-profile small-sized integrated antenna |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202121055U (en) * | 2010-09-07 | 2012-01-18 | 庄昆杰 | High-gain dual polarized microstrip antenna |
| CN102509858A (en) * | 2011-10-30 | 2012-06-20 | 江苏安特耐科技有限公司 | Low-frequency antenna with inverted L-shaped probe and paster |
| CN102509879A (en) * | 2011-12-14 | 2012-06-20 | 上海交通大学 | Circular polarized antenna with omnidirectional broad axial ratio beam width |
| CN102916243A (en) * | 2012-11-05 | 2013-02-06 | 电子科技大学 | High-gain and small-axial ratio circularly-polarized antenna applied to ultrahigh-frequency RFID (radio frequency identification device) frequency band |
| CN202977738U (en) * | 2012-11-20 | 2013-06-05 | 安徽四创电子股份有限公司 | Double-frequency broadband directional antenna |
| CN203288734U (en) * | 2013-04-27 | 2013-11-13 | 深圳市航宇通讯设备有限公司 | 5.8GHz+/-45-degree polarized 120-degree planar antenna |
| CN203760623U (en) * | 2014-01-24 | 2014-08-06 | 张家港保税区国信通信有限公司 | Low-profile and miniaturized integrated antenna |
-
2014
- 2014-01-24 CN CN201410034991.5A patent/CN103825079A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202121055U (en) * | 2010-09-07 | 2012-01-18 | 庄昆杰 | High-gain dual polarized microstrip antenna |
| CN102509858A (en) * | 2011-10-30 | 2012-06-20 | 江苏安特耐科技有限公司 | Low-frequency antenna with inverted L-shaped probe and paster |
| CN102509879A (en) * | 2011-12-14 | 2012-06-20 | 上海交通大学 | Circular polarized antenna with omnidirectional broad axial ratio beam width |
| CN102916243A (en) * | 2012-11-05 | 2013-02-06 | 电子科技大学 | High-gain and small-axial ratio circularly-polarized antenna applied to ultrahigh-frequency RFID (radio frequency identification device) frequency band |
| CN202977738U (en) * | 2012-11-20 | 2013-06-05 | 安徽四创电子股份有限公司 | Double-frequency broadband directional antenna |
| CN203288734U (en) * | 2013-04-27 | 2013-11-13 | 深圳市航宇通讯设备有限公司 | 5.8GHz+/-45-degree polarized 120-degree planar antenna |
| CN203760623U (en) * | 2014-01-24 | 2014-08-06 | 张家港保税区国信通信有限公司 | Low-profile and miniaturized integrated antenna |
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