CN103560317A - Multi-frequency and multi-mode ultra wide band antenna - Google Patents
Multi-frequency and multi-mode ultra wide band antenna Download PDFInfo
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- CN103560317A CN103560317A CN201310561869.9A CN201310561869A CN103560317A CN 103560317 A CN103560317 A CN 103560317A CN 201310561869 A CN201310561869 A CN 201310561869A CN 103560317 A CN103560317 A CN 103560317A
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Abstract
The invention discloses a multi-frequency and multi-mode ultra wide band antenna. The multi-frequency and multi-mode ultra wide band antenna comprises a feed assembly, a radiating element and a reflective plate and is characterized in that the feed assembly comprises a coupling feed piece, the coupling feed piece is wrapped by a plurality of plastic rubber fixing bases, one end of the coupling feed piece is movably connected with a hollowed-out cavity inside a right support, the radiating element comprises a coaxial cable network layer wiring column, a radiating element positioning hole, a radiating element fixing hole, a radiating element locking hole, a foolproof fixing hole and a foolproof supporting column, the coaxial cable network layer wiring column is connected with the radiating element positioning hole, the foolproof supporting column is connected with the foolproof fixing hole, the radiating element fixing hole is connected with the radiating element locking hole through a bolt, the reflective plate comprises a high-frequency baffle, a low-frequency baffle, a radiating element positioning hole, a radiating element foolproof fixing hole and a radiating element locking hole, the high-frequency baffle is located inside the low-frequency baffle, and the low-frequency baffle is of an arc shape. The multi-frequency and multi-mode ultra wide band antenna is mainly used for allowing an outdoor macro base station to receive radio signals.
Description
Technical field
The present invention relates to a kind of antenna, relate in particular to a kind of multi-frequency multi-mode ultra-wideband antenna.
Background technology
Along with further developing of mobile communication technology, the antenna system of its radiation terminal is of all kinds, and a plurality of parts assemblings of the many employings of radiating element that use on general mobile communication antenna form, produce complicated, cost is higher, and consistency of performance is poor, and frequency coverage is limited.Another kind of conventional radiating element form is to adopt printed wiring board, then uses broadband by increasing the form of parasitic patch, and this kind of mode structural stability, mechanical strength and weather resisteant are poor, and radiation efficiency is relatively low.
Summary of the invention
The object of the present invention is to provide a kind of multi-frequency multi-mode ultra-wideband antenna, to overcome above-mentioned shortcoming.
For achieving the above object, technical solution of the present invention is: a kind of multi-frequency multi-mode ultra-wideband antenna, and it comprises feed assembly, radiating element and reflecting plate, it is characterized in that:
A. described feed assembly 16 comprises coupling feed tab 18, this coupling feed tab coated outside has left fixedly plastic cement seat 17, upper right plastic cement holder 19 and bottom right plastic cement holder 21, and one end of coupling feed tab 18 is flexibly connected with thread cavity body 15 in the right support on radiating element 20;
B. described radiating element 20 comprises coaxial cable stratum reticulare binding post 6, radiating element location hole 4, radiating element fixing hole 22, radiating element locking hole 23, radiating element fool proof fixing hole 5, fool proof support column 7, coaxial cable stratum reticulare binding post 6 is connected with radiating element location hole 4, fool proof support column 7 is connected with radiating element fool proof fixing hole 5, and radiating element fixing hole 22 is bolted with radiating element locking hole;
C. described reflecting plate 1 comprises high-frequency baffle plate 2, low frequency baffle plate 3, radiating element location hole 4, radiating element fool proof fixing hole 5, radiating element locking hole 23, and high-frequency baffle plate 2 is positioned at the inner side of low frequency baffle plate 3, the curved shape of this low frequency baffle plate.
The invention has the beneficial effects as follows:
1. by the multi-level hollow out design of various dimensions gradual change of radiating element, again in conjunction with the reflecting plate optimization of double-deck baffle plate, make antenna there is broadband applicability feature, thereby realize the Miniaturization Design of antenna, meet from 2G to 4G multi-modulation scheme and the covering demand of 1710-2700MHz broadband.
2. by the die casting integrated molding of radiating element and the pultrusion molding process of reflecting plate, production technology is simplified, antenna electric performance high conformity.
3. the abnormity by radiation arm designs, and makes radiating element in wider frequency range, have very high radiation efficiency and higher matching properties.
Accompanying drawing explanation
Accompanying drawing is structural representation of the present invention.
In figure: 1-reflecting plate, 2-high-frequency baffle plate, 3-low frequency baffle plate, 4-radiating element location hole, 5-radiating element fool proof fixing hole, 6-coaxial cable stratum reticulare binding post, 7-fool proof support column, 8-radiating element right arm, 9-radiating element right arm thread is empty, the left feed of 10-is evaded breach, thread cavity body in 11-left support post, 12-radiating element left arm thread is empty, 13-radiating element left arm, the right feed of 14-is evaded breach, thread cavity body in 15-right support, 16-feed assembly, the left fixedly plastic cement seat of 17-, the 18-feed tab that is coupled, 19-upper right plastic cement holder, 20-radiating element, 21-bottom right plastic cement holder, 22-radiating element fixing hole, 23-radiating element locking hole.
Embodiment
Below in conjunction with accompanying drawing, the present invention and embodiment thereof are described in further detail.
The present invention includes feed assembly, radiating element and reflecting plate, it is characterized in that:
a.described feed assembly 16 comprises coupling feed tab 18, this coupling feed tab coated outside has left fixedly plastic cement seat 17, upper right plastic cement holder 19 and bottom right plastic cement holder 21, and one end of coupling feed tab 18 is flexibly connected with thread cavity body 15 in the right support on radiating element 20;
B. described radiating element 20 comprises coaxial cable stratum reticulare binding post 6, radiating element location hole 4, radiating element fixing hole 22, radiating element locking hole 23, radiating element fool proof fixing hole 5, fool proof support column 7, coaxial cable stratum reticulare binding post 6 is connected with radiating element location hole 4, fool proof support column 7 is connected with radiating element fool proof fixing hole 5, and radiating element fixing hole 22 is bolted with radiating element locking hole;
C. described reflecting plate 1 comprises high-frequency baffle plate 2, low frequency baffle plate 3, radiating element location hole 4, radiating element fool proof fixing hole 5, radiating element locking hole 23, and high-frequency baffle plate 2 is positioned at the inner side of low frequency baffle plate 3, the curved shape of this low frequency baffle plate.
Antenna radiation unit adopts aluminium alloy compression casting moulding, then carries out bad electrotinning of hair and process, and when meeting the welding of feeding network coaxial cable, also makes antenna have good third order intermodulation performance.
Antenna-reflected plate side is containing two-layer dividing plate, and outermost layer dividing plate low frequency is arc moulding.Therefore it is one-body molded, rear according to the practical set needs of other accessory that reflecting plate adopts aluminium pultrusion, then hole to wait and process processing.
Coupling feed tab adopts brass sheet punch forming, after with the form of mold insert, put in plastic mold and be injection molded into integral type accessory, the feed tab that makes to be coupled obtains good structural defence, simultaneously ease of assembly and debugging.
Radiating element radiation arm adopts various dimensions gradual change to design at many levels, contains hollow out in arm, meanwhile, then adds the design of coupling feed, makes radiating element have the frequency scope of application of ultra broadband; Meanwhile, reflecting plate side is containing double-deck plate washer (being low frequency baffle plate and high-frequency baffle plate), interior side shield adopts vertical 90 degree to arrange, outer side shield adopts and the design of arc lead angle, thereby make radiating element have the core index such as good horizontal plane half-power beam width and front and back ratio within the scope of high and low frequency, controls.Antenna frequencies scope covers 1710-2700MHz.The thread cavity body feed that is coupled in thread cavity body, left support in coupling feed tab and right support, coupling one end of feed tab and the heart yearn of coaxial cable weld.
Claims (1)
1. a multi-frequency multi-mode ultra-wideband antenna, comprises feed assembly, radiating element and reflecting plate, it is characterized in that:
A, described feed assembly (16) comprise coupling feed tab (18), this coupling feed tab coated outside has left fixedly plastic cement seat (17), upper right plastic cement holder (19) and bottom right plastic cement holder (21), and one end of coupling feed tab (18) is flexibly connected with thread cavity body (15) in the right support on radiating element (20);
B, described radiating element (20) comprise coaxial cable stratum reticulare binding post (6), radiating element location hole (4), radiating element fixing hole (22), radiating element locking hole (23), radiating element fool proof fixing hole (5), fool proof support column (7), coaxial cable stratum reticulare binding post (6) is connected with radiating element location hole (4), fool proof support column (7) is connected with radiating element fool proof fixing hole (5), and radiating element fixing hole (22) is bolted with radiating element locking hole (23);
C, described reflecting plate (1) comprise high-frequency baffle plate (2), low frequency baffle plate (3), radiating element location hole (4), radiating element fool proof fixing hole (5), radiating element locking hole (23), high-frequency baffle plate (2) is positioned at the inner side of low frequency baffle plate (3), the curved shape of this low frequency baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310561869.9A CN103560317A (en) | 2013-11-12 | 2013-11-12 | Multi-frequency and multi-mode ultra wide band antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310561869.9A CN103560317A (en) | 2013-11-12 | 2013-11-12 | Multi-frequency and multi-mode ultra wide band antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103560317A true CN103560317A (en) | 2014-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310561869.9A Pending CN103560317A (en) | 2013-11-12 | 2013-11-12 | Multi-frequency and multi-mode ultra wide band antenna |
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| Country | Link |
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| CN (1) | CN103560317A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390821A (en) * | 2015-12-17 | 2016-03-09 | 京信通信技术(广州)有限公司 | Antenna and antenna relation plate |
| WO2016127875A1 (en) * | 2015-02-15 | 2016-08-18 | 上海贝尔股份有限公司 | Antenna reflection board structure for wireless communication system, and antenna |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2760786Y (en) * | 2004-11-24 | 2006-02-22 | 京信通信技术(广州)有限公司 | High front to back ratio directional base station antenna |
| CN103066376A (en) * | 2012-12-20 | 2013-04-24 | 华南理工大学 | Broadband high-isolation dual polarization antenna and radiating unit thereof |
| CN203205543U (en) * | 2012-10-23 | 2013-09-18 | 京信通信技术(广州)有限公司 | Low-profile radiation unit and miniature dual-polarized antenna |
-
2013
- 2013-11-12 CN CN201310561869.9A patent/CN103560317A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2760786Y (en) * | 2004-11-24 | 2006-02-22 | 京信通信技术(广州)有限公司 | High front to back ratio directional base station antenna |
| CN203205543U (en) * | 2012-10-23 | 2013-09-18 | 京信通信技术(广州)有限公司 | Low-profile radiation unit and miniature dual-polarized antenna |
| CN103066376A (en) * | 2012-12-20 | 2013-04-24 | 华南理工大学 | Broadband high-isolation dual polarization antenna and radiating unit thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016127875A1 (en) * | 2015-02-15 | 2016-08-18 | 上海贝尔股份有限公司 | Antenna reflection board structure for wireless communication system, and antenna |
| CN105990690A (en) * | 2015-02-15 | 2016-10-05 | 安弗施无线射频系统（上海）有限公司 | Antenna reflection board structure and antenna for wireless communication system |
| CN105390821A (en) * | 2015-12-17 | 2016-03-09 | 京信通信技术(广州)有限公司 | Antenna and antenna relation plate |
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Application publication date: 20140205 |