CN103633424A - Antenna and communication product - Google Patents
Antenna and communication product Download PDFInfo
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- CN103633424A CN103633424A CN201310626214.5A CN201310626214A CN103633424A CN 103633424 A CN103633424 A CN 103633424A CN 201310626214 A CN201310626214 A CN 201310626214A CN 103633424 A CN103633424 A CN 103633424A
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- antenna
- medium plate
- radiating element
- current feed
- department
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Abstract
The invention discloses an antenna, which comprises a radiation part, a first dielectric slab, an antenna housing and a feed part. The antenna housing covers the first dielectric slab; the radiation part comprises a first radiation unit and a second radiation unit; the first radiation unit is arranged on the first dielectric slab; the second radiation unit is arranged on the antenna housing; the feed part is used for feeding electromagnetic wave signals to the first radiation unit; the second radiation unit is coupled with the first radiation unit by virtue of mutual electromagnetism, and realize energy transfer and external radiation jointly. The invention further provides a communication product. According to the antenna and the communication product, the first radiation unit is arranged on the first dielectric slab, the second radiation unit is arranged on the antenna housing, namely, part of the radiation part is arranged on the antenna housing, thus, the thickness of the antenna is reduced, miniaturization requirements of the antenna structure can be met, and then the miniaturization requirements of the communication product can be met.
Description
Technical field
The present invention relates to a kind of antenna and communication products.
Background technology
Along with the fast development of communications industry, the kind of wireless product is more and more, wide concerned WLAN (Wireless Local Area Network) product for example, and its range of application is more and more extensive.For the access point (Access Point) and MINI-PCI, the PCMCIA of mobile computer or the wireless network card of USB interface that are applied to WLAN, or be applied to the Wireless Telecom Equipments such as mobile phone of personal communication, in order to be convenient for carrying, generally need to be designed to smaller size smaller.Antenna is the important component of above-mentioned Wireless Telecom Equipment, therefore reduce antenna volume, is a solution that reduces Wireless Telecom Equipment volume.But existing antenna is arranged at different printed circuit board (PCB)s in order to meet frequency range by Department of Radiation, causes the thickness of antenna larger, can not meet the trend of antenna and communication products miniaturization development.
Summary of the invention
Technical problem to be solved by this invention is, for solving prior art, has the problem that antenna thickness is larger.
To achieve these goals, embodiment of the present invention provides following technical scheme:
On the one hand, a kind of antenna is provided, it comprises Department of Radiation, first medium plate, radome and current feed department, described radome covers described first medium plate, described Department of Radiation comprises the first radiating element and the second radiating element, described the first radiating element is arranged at described first medium plate, described the second radiating element is arranged at described radome, described current feed department is used for to described the first radiating element feed-in electromagnetic wave signal, described the second radiating element and described the first radiating element be by mutual electromagnetic coupling, jointly realize energy shift with to external radiation.
Wherein, described antenna comprises second medium plate, and described second medium plate and described first medium plate be arranged in parallel and covered by described radome.
Wherein, described current feed department comprises the first current feed department and the second current feed department, and described the first current feed department is arranged at a surface of described second medium plate, and described the second current feed department is electrically connected to described the first current feed department and described the first radiating element.
Wherein, described the second current feed department is feed probes, and described first medium plate is provided with the first through hole, and described second medium plate is provided with the second through hole, and one end of described feed probes is through described the first through hole, and the other end of described feed probes is through described the second through hole.
Wherein, the described other end of described feed probes is welded in described the first current feed department through described the second through hole, and described one end of described feed probes is welded in described the first radiating element through described the first through hole.
Wherein, described current feed department comprises the first current feed department and the second current feed department, described the first current feed department is arranged at a surface of described second medium plate, described the second current feed department be electrically connected to described the first current feed department and by electromagnetic coupled to described the first radiating element feed-in electromagnetic wave signal.
Wherein, described the second current feed department is feed probes, and described second medium plate is provided with the second through hole, and one end of described feed probes is through described the second through hole, and the other end of described feed probes is near described first medium plate.
Wherein, described one end of described feed probes is welded in described the first current feed department through described the second through hole.
Wherein, described the second radiating element is arranged at the inner surface at described radome top.
Wherein, described antenna also comprises the 3rd radiating element, and described the 3rd radiating element is arranged at the outer surface at described radome top.
Wherein, described the second radiating element is arranged at the outer surface at described radome top.
Wherein, described antenna also comprises grounding parts, and described grounding parts is arranged at another surface of second medium plate.
Wherein, described antenna also comprises antenna base, and described radome is installed on described antenna base, for the protection of described current feed department, described Department of Radiation and described grounding parts.
Wherein, described antenna also comprises a plurality of the first fixed legs, and described the first fixed leg is between described first medium plate and described second medium plate, for separating described first medium plate and described second medium plate.
Wherein, described antenna also comprises a plurality of the second fixed legs, and described the second fixed leg is between described second medium plate and described antenna base, for supporting described second medium plate.
Wherein, described first medium plate is provided with a plurality of the first fixing holes, described second medium plate is provided with a plurality of the second fixing holes, described in each, the first fixed leg is provided with the 3rd fixing hole, described in each, the second fixed leg is provided with the 4th fixing hole, and described the first fixing hole, described the second fixing hole, described the 3rd fixing hole and described the 4th fixing hole are communicated with.
Wherein, described antenna also comprises a plurality of fixtures, described fixture passes respectively described the first fixing hole, described the 3rd fixing hole and described the second fixing hole and is locked in described the 4th fixing hole, for described first medium plate, described second medium plate and described antenna base are fixed as one.
Wherein, described first medium plate and described second medium plate are printed circuit board (PCB).
On the other hand, provide a kind of communication products, it comprises above-mentioned antenna.
Antenna provided by the invention and communication products, by the first radiating element is arranged to first medium plate, the second radiating element is arranged at radome, by partial radiation portion is arranged to radome, thereby reduced the thickness of antenna, meet the requirement of antenna structure miniaturization, and then met the requirement of communication products miniaturizations.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the decomposing schematic representation of the antenna that provides of the first execution mode of the present invention;
Fig. 2 is the assembling schematic diagram of the antenna shown in Fig. 1;
Fig. 3 is along the cross-sectional schematic of III-III line in Fig. 2;
Fig. 4 is the cross-sectional schematic of the antenna that provides of the second execution mode of the present invention;
Fig. 5 is the cross-sectional schematic of the antenna that provides of the third execution mode of the present invention;
Fig. 6 is the cross-sectional schematic of the 4th kind of antenna that execution mode provides of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Please also refer to Fig. 1 to Fig. 3, be the antenna 100 that the first execution mode of the present invention provides, described antenna 100 is applied to communication products (not shown).
As shown in figures 1 and 3, described antenna 100 comprises Department of Radiation 10, first medium plate 20, radome 40 and current feed department 50, described radome 40 covers described first medium plate 20, described Department of Radiation 10 comprises the first radiating element 12 and the second radiating element 14, described the first radiating element 12 is arranged at described first medium plate 20, described the second radiating element 14 is arranged at described radome 40, described current feed department 50 is for to described the first radiating element 12 feed-in electromagnetic wave signals, described the first radiating element 12 and described the second radiating element 14 pass through mutual electromagnetic coupling, jointly realize energy shift with to external radiation.
Further, antenna 100 of the present invention comprises the first radiating element 12 that is arranged at first medium plate 20 and the second radiating element 14 that is arranged at radome 40, be that antenna 100 of the present invention adopts multilayer radiating element, thereby can form a plurality of resonance points, and then can realize antenna 100 design requirements of multiband or wider frequency section.
In the present embodiment, described first medium plate 20 is printed circuit board (PCB).
In the present embodiment, described radome 40 is made by plastic material, as polypropylene.
In the present embodiment, the first radiating element 12 and the second radiating element 14 are metal, as Copper Foil.Particularly, the first radiating element 12 is printed in the inner surface that first medium plate 20, the second radiating elements 14 are affixed on radome 40 tops.
In other embodiments, the first radiating element 12 is formed at first medium plate 20 in etched mode.
As shown in figures 1 and 3, as a further improvement on the present invention, described antenna 100 comprises second medium plate 30, and described second medium plate 30 be arranged in parallel and covered by described radome 40 with described first medium plate 20.
In the present embodiment, described second medium plate 30 is printed circuit board (PCB).
As a further improvement on the present invention, described current feed department 50 comprises the first current feed department 52 and the second current feed department 54, described the first current feed department 52 is arranged at a surface of described second medium plate 30, and described the second current feed department 54 is electrically connected to described the first current feed department 52 and described the first radiating element 12.
In the present embodiment, described the first current feed department 52 is for being arranged at the microstrip line of second medium plate 30.
As a further improvement on the present invention, described the second current feed department 54 is feed probes, described first medium plate 20 is provided with the first through hole 22, described second medium plate 30 is provided with the second through hole 32, one end of described feed probes is through described the first through hole 22, and the other end of described feed probes is through described the second through hole 32.
As a further improvement on the present invention, the other end of described feed probes is welded in described the first current feed department 52 through described the second through hole 32, and one end of described feed probes is welded in described the first radiating element 12 through described the first through hole 22.
As shown in figures 1 and 3, as a further improvement on the present invention, described antenna 100 also comprises grounding parts 60, and described grounding parts 60 is arranged at another surface of second medium plate 30.
In the present embodiment, grounding parts 60 is printed in second medium plate 30.
In other embodiments, grounding parts 60 is formed at second medium plate 30 in etched mode.
Because grounding parts 60 is arranged at second medium plate 30, and the first radiating element 12 is arranged at first medium plate 20, the second radiating element 14 is arranged at radome 40, be that grounding parts 60 and Department of Radiation 10 are arranged at different carriers, increased the distance between Department of Radiation 10 and grounding parts 60, thereby antenna 100 can be realized the wider design of frequency range.
As a further improvement on the present invention, described antenna 100 also comprises antenna base 70, and described radome 40 is installed on described antenna base 70, for the protection of described current feed department 50, described Department of Radiation 10 and described grounding parts 60.
In the present embodiment, described radome 40 is fixed on antenna base 70 by the mode of lock screw.
In other embodiments, described radome 40 is bonded in antenna base 70 by glue.
As a further improvement on the present invention, described antenna 100 also comprises a plurality of the first fixed legs 80, described the first fixed leg 80 is between described first medium plate 20 and described second medium plate 30, for separating described first medium plate 20 and described second medium plate 30.
As a further improvement on the present invention, described antenna 100 also comprises a plurality of the second fixed legs 90, and described the second fixed leg 90 is between described second medium plate 30 and described antenna base 70, for supporting described second medium plate 30.
In other embodiments, described the second fixed leg 90 is one-body molded with described antenna base 70, and protruding in described first medium plate 20 from the surface of antenna base 70.
As a further improvement on the present invention, described first medium plate 20 is provided with a plurality of the first fixing holes 24, described second medium plate 30 is provided with a plurality of the second fixing holes 34, described in each, the first fixed leg 80 is provided with the 3rd fixing hole 84, described in each, the second fixed leg 90 is provided with the 4th fixing hole 94, and described the first fixing hole 24, described the second fixing hole 34, described the 3rd fixing hole 84 and described the 4th fixing hole 94 are communicated with.
As a further improvement on the present invention, described antenna 100 also comprises a plurality of fixtures 99, described fixture 99 passes respectively described the first fixing hole 24, described the 3rd fixing hole 84 and described the second fixing hole 34 and is locked in described the 4th fixing hole 94, thereby described first medium plate 20, described second medium plate 30 and described antenna base 70 are fixed as one.
In the present embodiment, described the 4th fixing hole 94 is screwed hole, and described the first fixing hole 24, described the 3rd fixing hole 84 and described the second fixing hole 34 are through hole.
In the present embodiment, described fixture 99 is screw or bolt.
As shown in Figure 1 to Figure 3, during installation, first first medium plate 20, second medium plate 30 are installed on to antenna base 70 by screw, the first fixed leg 80 and the second fixed leg 90, again radome 40 is installed on to antenna base 70, thereby first medium plate 20, second medium plate 30, radome 40 and antenna base 70 are just assembled into antenna 100.
During use, electromagnetic wave signal is given the first radiating element 12 by the first current feed department 52 and the second current feed department 54 feed-ins, the first radiating element 12 and described the second radiating element 14 are jointly realized energy by mutual electromagnetic coupling and are shifted and external radiated electromagnetic wave signal, thus electromagnetic signals.
Please refer to Fig. 4, the antenna 100a providing for the second execution mode of the present invention, the antenna 100(that the antenna 100a that the second execution mode provides and the first execution mode provide please refer to Fig. 1) structure basic identical, the functional similarity of realizing, its difference is, described the second radiating element 14a is arranged at the outer surface at described radome 40a top, and the first radiating element 12a and the second radiating element 14a jointly realize energy by mutual electromagnetic coupling and shift and external radiated electromagnetic wave signal, thereby electromagnetic signals.
Please refer to Fig. 5, the antenna 100b providing for the third execution mode of the present invention, the antenna 100(that the antenna 100b that the third execution mode provides and the first execution mode provide please refer to Fig. 1) structure basic identical, the functional similarity of realizing, its difference is, described antenna 100b also comprises the 3rd radiating element 16b, described the 3rd radiating element 16b is arranged at the outer surface at described radome 40b top, and, the first radiating element 12b, the second radiating element 14b and the 3rd radiating element 16b jointly realize energy by mutual electromagnetic coupling and shift and external radiated electromagnetic wave signal, thereby electromagnetic signals.
Because antenna 100b comprises three radiating elements, further increased the resonance point of antenna 100b, thereby further expanded the band bandwidth of antenna 100b.
Please refer to Fig. 6, the antenna 100c providing for the 4th kind of execution mode of the present invention, the antenna 100(that the antenna 100c that the third execution mode provides and the first execution mode provide please refer to Fig. 1) structure basic identical, the functional similarity of realizing, its difference is, the current feed department 50c of described antenna 100c comprises the first current feed department 52c and the second current feed department 54c, described the first current feed department 52c is arranged at a surface of described second medium plate 30c, described the second current feed department 54c be electrically connected to described the first current feed department 52c and by electromagnetic coupled to described the first radiating element 12c feed-in electromagnetic wave signal.
Further, described the second current feed department 54c is feed probes, and described second medium plate 30c is provided with the second through hole 32c, and one end of described feed probes is through described the second through hole 32c, and the other end of described feed probes is near described first medium plate 20c.
In the present embodiment, the cross section of feed probes is L-shaped.In other embodiments, the cross section of feed probes is other shapes such as I, S.
In the present embodiment, described one end of described feed probes is welded in described the first current feed department 52c through described the second through hole 32c.
Above-described execution mode, does not form the restriction to this technical scheme protection range.The modification of doing within any spirit at above-mentioned execution mode and principle, be equal to and replace and improvement etc., within all should being included in the protection range of this technical scheme.
Claims (19)
1. an antenna, it is characterized in that, described antenna comprises Department of Radiation, first medium plate, radome and current feed department, described radome covers described first medium plate, described Department of Radiation comprises the first radiating element and the second radiating element, described the first radiating element is arranged at described first medium plate, described the second radiating element is arranged at described radome, described current feed department is used for to described the first radiating element feed-in electromagnetic wave signal, described the second radiating element and described the first radiating element be by mutual electromagnetic coupling, jointly realize energy shift with to external radiation.
2. antenna as claimed in claim 1, is characterized in that, described antenna comprises second medium plate, and described second medium plate and described first medium plate be arranged in parallel and covered by described radome.
3. antenna as claimed in claim 2, it is characterized in that, described current feed department comprises the first current feed department and the second current feed department, and described the first current feed department is arranged at a surface of described second medium plate, and described the second current feed department is electrically connected to described the first current feed department and described the first radiating element.
4. antenna as claimed in claim 3, it is characterized in that, described the second current feed department is feed probes, described first medium plate is provided with the first through hole, described second medium plate is provided with the second through hole, one end of described feed probes is through described the first through hole, and the other end of described feed probes is through described the second through hole.
5. antenna as claimed in claim 4, is characterized in that, the described other end of described feed probes is welded in described the first current feed department through described the second through hole, and described one end of described feed probes is welded in described the first radiating element through described the first through hole.
6. antenna as claimed in claim 2, it is characterized in that, described current feed department comprises the first current feed department and the second current feed department, described the first current feed department is arranged at a surface of described second medium plate, described the second current feed department be electrically connected to described the first current feed department and by electromagnetic coupled to described the first radiating element feed-in electromagnetic wave signal.
7. antenna as claimed in claim 6, it is characterized in that, described the second current feed department is feed probes, and described second medium plate is provided with the second through hole, one end of described feed probes is through described the second through hole, and the other end of described feed probes is near described first medium plate.
8. antenna as claimed in claim 7, is characterized in that, described one end of described feed probes is welded in described the first current feed department through described the second through hole.
9. antenna as claimed in claim 1, is characterized in that, described the second radiating element is arranged at the inner surface at described radome top.
10. antenna as claimed in claim 9, is characterized in that, described antenna also comprises the 3rd radiating element, and described the 3rd radiating element is arranged at the outer surface at described radome top.
11. antennas as claimed in claim 1, is characterized in that, described the second radiating element is arranged at the outer surface at described radome top.
12. antennas as claimed in claim 2, is characterized in that, described antenna also comprises grounding parts, and described grounding parts is arranged at another surface of second medium plate.
13. antennas as claimed in claim 9, is characterized in that, described antenna also comprises antenna base, and described radome is installed on described antenna base, for the protection of described current feed department, described Department of Radiation and described grounding parts.
14. antennas as claimed in claim 13, is characterized in that, described antenna also comprises a plurality of the first fixed legs, and described the first fixed leg is between described first medium plate and described second medium plate, for separating described first medium plate and described second medium plate.
15. antennas as claimed in claim 14, is characterized in that, described antenna also comprises a plurality of the second fixed legs, and described the second fixed leg is between described second medium plate and described antenna base, for supporting described second medium plate.
16. antennas as claimed in claim 15, it is characterized in that, described first medium plate is provided with a plurality of the first fixing holes, described second medium plate is provided with a plurality of the second fixing holes, described in each, the first fixed leg is provided with the 3rd fixing hole, described in each, the second fixed leg is provided with the 4th fixing hole, and described the first fixing hole, described the second fixing hole, described the 3rd fixing hole and described the 4th fixing hole are communicated with.
17. antennas as claimed in claim 16, it is characterized in that, described antenna also comprises a plurality of fixtures, described fixture passes respectively described the first fixing hole, described the 3rd fixing hole and described the second fixing hole and is locked in described the 4th fixing hole, for described first medium plate, described second medium plate and described antenna base are fixed as one.
18. antennas as claimed in claim 2, is characterized in that, described first medium plate and described second medium plate are printed circuit board (PCB).
19. 1 kinds of communication products, is characterized in that, described communication products comprise the antenna as described in claim 1 to 18 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310626214.5A CN103633424A (en) | 2013-11-28 | 2013-11-28 | Antenna and communication product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310626214.5A CN103633424A (en) | 2013-11-28 | 2013-11-28 | Antenna and communication product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103633424A true CN103633424A (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310626214.5A Pending CN103633424A (en) | 2013-11-28 | 2013-11-28 | Antenna and communication product |
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| Country | Link |
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| CN (1) | CN103633424A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935959A (en) * | 2017-12-18 | 2019-06-25 | 比亚迪股份有限公司 | Communication equipment and its glass rear shell |
| CN112164877A (en) * | 2016-10-28 | 2021-01-01 | 三星电机株式会社 | Antenna with a shield |
| WO2021057557A1 (en) * | 2019-09-23 | 2021-04-01 | Oppo广东移动通信有限公司 | Electronic device and method for fabricating antenna radiating body |
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| US6002370A (en) * | 1998-08-11 | 1999-12-14 | Northern Telecom Limited | Antenna arrangement |
| CN2783548Y (en) * | 2005-02-01 | 2006-05-24 | 烟台高盈科技有限公司 | 3G 45 degree dual polarized plate shape antenna for base station |
| CN101714701A (en) * | 2009-12-21 | 2010-05-26 | 京信通信系统（中国）有限公司 | Dual-band and dual-polarization array antenna |
| CN201868566U (en) * | 2010-04-07 | 2011-06-15 | 庄昆杰 | Microwave low wave band multiband high-gain bipolar small-sized microstrip antenna |
| CN102882013A (en) * | 2012-09-26 | 2013-01-16 | 华为技术有限公司 | Low-profile broadband antenna array and antenna |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6002370A (en) * | 1998-08-11 | 1999-12-14 | Northern Telecom Limited | Antenna arrangement |
| CN2783548Y (en) * | 2005-02-01 | 2006-05-24 | 烟台高盈科技有限公司 | 3G 45 degree dual polarized plate shape antenna for base station |
| CN101714701A (en) * | 2009-12-21 | 2010-05-26 | 京信通信系统（中国）有限公司 | Dual-band and dual-polarization array antenna |
| CN201868566U (en) * | 2010-04-07 | 2011-06-15 | 庄昆杰 | Microwave low wave band multiband high-gain bipolar small-sized microstrip antenna |
| CN102882013A (en) * | 2012-09-26 | 2013-01-16 | 华为技术有限公司 | Low-profile broadband antenna array and antenna |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112164877A (en) * | 2016-10-28 | 2021-01-01 | 三星电机株式会社 | Antenna with a shield |
| US11482787B2 (en) | 2016-10-28 | 2022-10-25 | Samsung Electro-Mechanics Co., Ltd. | Antenna and antenna module including the antenna |
| CN112164877B (en) * | 2016-10-28 | 2023-09-08 | 三星电机株式会社 | Antenna |
| CN109935959A (en) * | 2017-12-18 | 2019-06-25 | 比亚迪股份有限公司 | Communication equipment and its glass rear shell |
| WO2021057557A1 (en) * | 2019-09-23 | 2021-04-01 | Oppo广东移动通信有限公司 | Electronic device and method for fabricating antenna radiating body |
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Application publication date: 20140312 |