CN203521595U - D-band dual-polarized antenna element - Google Patents
D-band dual-polarized antenna element Download PDFInfo
- Publication number
- CN203521595U CN203521595U CN201320643884.3U CN201320643884U CN203521595U CN 203521595 U CN203521595 U CN 203521595U CN 201320643884 U CN201320643884 U CN 201320643884U CN 203521595 U CN203521595 U CN 203521595U
- Authority
- CN
- China
- Prior art keywords
- rectangular plate
- plate shape
- polarized antenna
- frequency range
- oscillator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Abstract
The utility model discloses a D-band dual-polarized antenna element, and the antenna element comprises two half-wave symmetrical dipoles, four supporting columns, a chassis, two feed sheets, and two cylindrical dielectric member. The two half-wave symmetrical dipoles are respectively formed by the diagonal arrangement of two rectangular platy-structure dipoles, and the four rectangular platy-structure dipoles are equal in height and arranged at intervals. The two feed sheets are respectively in an L-shaped structure which is provided with a horizontal part and a vertical part, wherein the lower end of each vertical part is sleeved by one cylindrical dielectric member. The central parts of the horizontal parts of the two feed sheets are respectively provided with a corresponding groove or a corresponding convex block. The four supporting columns are respectively provided with an arc-shaped hollow structure, and one end of each four supporting column is connected to the chassis, and the other end of each four supporting column is connected to the bottom end of the corresponding rectangular platy-structure dipole. Four corners of the chassis are provided with arc-shaped through holes which are respectively matched with the hollow parts of the arc-shaped hollow structures of the supporting columns. The antenna element provided by the utility model is simple in structure, is miniaturized, is high in performance, is wide in band, is high in radiant efficiency, is low in cost, and is liable to be integrated.
Description
Technical field
The utility model relates to antenna of mobile communication base station field, particularly relates to a kind of D frequency range dual-polarized antenna vibrator.
Background technology
Antenna is in radio system, launch or receive electromagnetic equipment, is one of key hardware of mobile communication system.The quality of antenna performance has conclusive impact to the performance of whole mobile communication system.Along with the raising of people's living standard and the development of electronic technology, mobile subscriber increases rapidly, people also improve constantly the requirement of antenna for base station, miniaturization, high-performance, broadband, low cost and be easy to the feature such as integrated and become the key factor that modern antenna design teacher need to consider.
From frequency spectrum, D frequency range is clean, is the global main flow TD-LTE frequency range that International Telecommunications Union determines; From cost performance, D frequency range industrial chain is sound, and D frequency range is the TD-LTE frequency range that International Telecommunication Association marks off, and nearly all main flow equipment manufacturer has relevant device support, has more sound industrial chain.But in prior art, how making antenna oscillator have higher frequency bandwidth, and have the superperformance of large-angle scanning and good isolation characteristic, is that those skilled in the art have a technical problem to be solved.
Summary of the invention
The technical problem that the utility model solves is to provide a kind of simple in structure, miniaturization, high-performance, broadband, radiation efficiency is high and low-cost and easy-to in integrated D frequency range dual-polarized antenna vibrator.
The technical scheme that the utility model solves above technical problem is:
A D frequency range dual-polarized antenna vibrator, comprises 2 half-wave doublets, 4 support columns, 1 chassis, 2 feed tab and 2 cylinder shape medium parts, 2 half-wave doublets are diagonal angle setting by two rectangular plate shape structure oscillators, and 4 rectangular plate shape structure oscillators are Central Symmetry between two and form radiating element, 4 rectangular plate shape structure oscillators contour and adjacent between there is spacing, 2 feed tab are L shaped structure, and it has horizontal part and lower end, Qie Qi vertical portion, vertical portion and all overlaps and have cylinder shape medium part, and the middle part of the horizontal part of 2 feed tab is provided with corresponding groove or projection, 4 support columns all have arc hollow structure, and its one end is all connected on chassis, and the other end is connected to respectively the bottom of each rectangular plate shape structure oscillator, four jiaos of chassis are provided with the arc-shaped through-hole that the arc hollow structure hollow that has with support column partly matches, each rectangular plate shape structure oscillator is near the manhole that has the arc hollow structure hollow that has with support column the nearest angle of symmetrical centre and partly match, wherein the first rectangular plate shape structure oscillator and the second rectangular plate shape structure oscillator are provided with the groove that is communicated with and extends to each radiating element symmetrical centre with manhole, wherein on the 3rd rectangular plate shape structure oscillator and the 4th rectangular plate shape structure oscillator, be respectively equipped with the first draw-in groove and the second draw-in groove that is communicated with manhole and extends to each radiating element symmetrical centre, the diameter of manhole and cylinder shape medium part bottom surface diameter match, the vertical portion of 2 feed tab respectively cylinder shape medium part by its lower end is positioned at through two adjacent manholes the arc hollow structure that two adjacent support columns of matching have, the horizontal part of 2 feed tab is chi structure, its one end is stuck in the draw-in groove of two other adjacent manhole one side.
Like this, feed tab is connected with it by the manhole on radiating element, radiating element is carried out to feed, the size of slotting on radiating element is mated with feed tab, and feed tab is just fixed on radiating element, and the bottom that medium member is arranged on feed tab is fixed in the inner circle of support column, both played the matching effect of unit oscillator, have again the fixedly effect of feed tab, feed tab is two radiating elements of interconnection respectively, form two polarization.
As can be seen here, rectangular plate shape structure oscillator manhole, support column arc hollow structure and the chassis arc-shaped through-hole that coupling is set of the utility model science, layout is very reasonable, and accomplishs without any letup, the assembling of feed tab is coordinated mutually with work, non-interference; Meanwhile, the utility model is connected in series a plurality of rectangle plane oscillators form dual polarization unit at feed end, thereby has greatly improved the gain of oscillator, thereby has improved the swept area of antenna, has improved radiation efficiency, and structure is ingenious; The combination of above structure makes antenna oscillator of the present utility model work in D frequency range, has higher frequency bandwidth, and has the superperformance of large-angle scanning, and the voltage standing wave(VSW) of unit oscillator is less than 1.2, be isolated in-below 30dB.
The technical scheme that the utility model further limits is:
Aforesaid D frequency range dual-polarized antenna vibrator, wherein 4 rectangular plate shape structure oscillators are square;
Aforesaid D frequency range dual-polarized antenna vibrator, wherein 2 cylinder shape medium parts are working of plastics;
Aforesaid D frequency range dual-polarized antenna vibrator, wherein 4 support columns are square-outside and round-inside hollow structure, and are parallel to each other between 4 support columns;
Aforesaid D frequency range dual-polarized antenna vibrator, wherein rectangular plate shape structure oscillator, support column and chassis are aluminium alloy compression casting integrated formed structure;
Aforesaid D frequency range dual-polarized antenna vibrator, wherein has two boss on chassis, the center drilling of boss, and perforate size partly matches with the arc hollow structure hollow that support column has, and coaxial;
Aforesaid D frequency range dual-polarized antenna vibrator, wherein the vertical portion of feed tab is provided with the locating piece for setting circle cylindricality medium member;
Aforesaid D frequency range dual-polarized antenna vibrator, wherein has thread circle hole in the middle of chassis.
The utility model compared with prior art tool has the following advantages:
(1) the utility model is connected in series a plurality of positive square plane dipoles form dual polarization unit at feed end, has greatly improved the gain of oscillator, thereby has improved the swept area of antenna, has improved radiation efficiency;
(2) unit of the present utility model oscillator is one-body molded by aluminium alloy compression casting, and processing is simple, and cost is low, and has the feature of miniaturization, easy to assembly;
(3) owing to adopting foursquare plane dipole, oscillator volume is reduced, be conducive to realize the miniaturization of antenna;
(4) the utility model works in D frequency range, has higher frequency bandwidth, and has the superperformance of large-angle scanning; The voltage standing wave(VSW) of unit oscillator is less than 1.2, is isolated in-below 30dB, have good isolation characteristic.
Accompanying drawing explanation
Fig. 1 is all part-structure schematic diagrames of the present utility model;
Fig. 2 is the plan structure schematic diagram of the one-body molded part of the utility model die casting;
Fig. 3 is the polycrystalline substance schematic diagram of the one-body molded part of the utility model die casting;
Fig. 4 is the utility model finished product structure schematic diagram;
1-half-wave doublet, 2-feed tab, 3-medium member, 4-support column, 5-chassis, 1A-the first rectangular plate shape structure oscillator, 1B-the second rectangular plate shape structure oscillator, 1C-the 3rd rectangular plate shape structure oscillator, 1D-the 4th rectangular plate shape structure oscillator, 11-manhole, 13-the first draw-in groove, 14-the second draw-in groove, 21-horizontal part, 22-vertical portion, 23-groove, 24-projection, 25-locating piece, 51-arc-shaped through-hole, 52-thread circle hole.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
In conjunction with Fig. 1 and Fig. 2, this D frequency range dual-polarized antenna vibrator, comprises 1,4 support columns of 2 half-wave doublets, 5,2,4,1 chassis feed tab 2 and 2 cylinder shape medium parts 3.Wherein, support column 4 and chassis 5 are aluminium alloy compression casting integrated formed structure, and this processing mode makes dual-polarized antenna vibrator structure more simple and fastening, also make follow-up assembly work convenient and succinct.2 half-wave doublets 1 are diagonal angle setting by two rectangular plate shape structure oscillators, 4 rectangular plate shape structure oscillator 1A, 1B, 1C and 1D are Central Symmetry between two and form radiating element, 4 rectangular plate shape structure oscillator 1A, 1B, 1C and 1D contour and adjacent between there is spacing, the shape of 4 rectangular plate shape structure oscillator 1A, 1B, 1C and 1D in the present embodiment is chosen to be square.2 feed tab 2 are L shaped structure, it has horizontal part 21 and vertical portion 22, and there is locating piece 25 its 22 lower ends, vertical portion, in the position of locating piece 25, all overlaps and has columniform plastic medium part 3, the effect of locating piece is exactly more firm after making plastic medium part fixing, is difficult for sliding.The middle part of the horizontal part 21 of 2 feed tab 2 is provided with corresponding groove 23 or projection 24.4 support columns 4 all have arc hollow structure, square-outside and round-inside and being parallel to each other, and its one end is all connected on described chassis 5, and the other end is connected to respectively the bottom of each rectangular plate shape structure oscillator.Four jiaos of chassis 5 are provided with the arc-shaped through-hole 51 that the arc hollow structure hollow that has with described support column 4 partly matches.
In conjunction with Fig. 4, each rectangular plate shape structure oscillator is near the manhole 11 that has the arc hollow structure hollow that has with described support column 4 the nearest angle of symmetrical centre and partly match, this from rectangular plate shape structure to support accordingly 4 again to chassis 5 run through permeable structures, more save on the one hand material, also be convenient on the other hand the assembling of feed tab, make dual-polarized antenna vibrator overall structure compacter.The first rectangular plate shape structure oscillator 1A and the second rectangular plate shape structure oscillator 1B are provided with the groove that is communicated with and extends to each radiating element symmetrical centre with described manhole 11, on the 3rd rectangular plate shape structure oscillator 1C and the 4th rectangular plate shape structure oscillator 1D, be respectively equipped with the first draw-in groove 13 and the second draw-in groove 14 that is communicated with manhole 11 and extends to each radiating element symmetrical centre, the setting of groove and draw-in groove is all said for the ease of assembling.The diameter of manhole 11 and cylinder shape medium part 3 bottom surface diameters match, the vertical portion 22 of 2 feed tab 2 respectively cylinder shape medium part by its lower end 3 is positioned at through two adjacent manholes 11 the arc hollow structure that two adjacent support columns 4 of matching have, the horizontal part 21 of 2 feed tab 2 is chi structure, and its one end is stuck in the draw-in groove of two other adjacent manhole 11 1 sides.
In conjunction with Fig. 3, on chassis 5, be also provided with two boss, the center drilling of boss, perforate size partly matches with the arc hollow structure hollow that described support column 4 has, and coaxial, feed tab 2 divides plate to be connected by the through hole on chassis 5 and merit, and it is carried out to feed.In the middle of chassis 5, also have thread circle hole 52, its effect is for fixedly mounting dual-polarized antenna vibrator.
The setting of above all parts and assembling mode, make feed tab 2 just by the manhole 11 on radiating element, divide plate to be connected with merit, radiating element is carried out to feed, the size of slotting on radiating element is mated with feed tab 2, make feed tab 2 just be fixed on radiating element, medium member 3 is arranged on the bottom of feed tab 2 and is fixed in the inner circle of support column 4, both played the matching effect of unit oscillator, there is again the fixedly effect of feed tab 2, feed tab 2 is two radiating elements of interconnection respectively, form two polarization.
The rectangular plate shape structure oscillator manhole 11 that coupling is set, support column 4 arc hollow structures and chassis 5 arc-shaped through-holes 51 of the present embodiment science, layout is very reasonable, and accomplishs without any letup, and the assembling of feed tab 2 and work are coordinated mutually, non-interference; Meanwhile, a plurality of rectangle plane oscillators be connected in series and form dual polarization unit at feed end, thereby greatly improved the gain of oscillator, thereby having improved the swept area of antenna, having improved radiation efficiency, structure is ingenious; The combination of above structure makes antenna oscillator work in D frequency range, has higher frequency bandwidth, and has the superperformance of large-angle scanning, and the voltage standing wave(VSW) of unit oscillator is less than 1.2, be isolated in-below 30dB.
In addition to the implementation, the utility model can also have other execution modes, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of the utility model requirement.
Claims (8)
1.D frequency range dual-polarized antenna vibrator, comprises 2 half-wave doublets (1), 4 support columns (4), 1 chassis (5), 2 feed tab (2) and 2 cylinder shape medium parts (3), it is characterized in that:
Described 2 half-wave doublets (1) are diagonal angle setting by two rectangular plate shape structure oscillators, 4 rectangular plate shape structure oscillators (1A, 1B, 1C and 1D) are Central Symmetry between two and form radiating element, between 4 rectangular plate shape structure oscillators (1A, 1B, 1C and 1D) are contour and adjacent, have spacing; Described 2 feed tab (2) are L shaped structure, it has horizontal part (21) and vertical portion (22) and lower end, its vertical portion (22) and all overlaps and have cylinder shape medium part (3), and the middle part of the horizontal part of described 2 feed tab (2) is provided with corresponding groove (23) or projection (24); Described 4 support columns (4) all have arc hollow structure, and it is upper that its one end is all connected to described chassis (5), and the other end is connected to respectively the bottom of each rectangular plate shape structure oscillator (1A, 1B, 1C and 1D); Four jiaos of described chassis (5) are provided with the arc-shaped through-hole (51) that the arc hollow structure hollow that has with support column (4) partly matches;
Each rectangular plate shape structure oscillator (1A, 1B, 1C and 1D) near the manhole (11) that has the arc hollow structure hollow that has with described support column (4) the nearest angle of symmetrical centre and partly match, wherein the first rectangular plate shape structure oscillator (1A) and the second rectangular plate shape structure oscillator (1B) are provided with the groove (12) that is communicated with described manhole and extends to each radiating element (1) symmetrical centre, wherein on the 3rd rectangular plate shape structure oscillator (1C) and the 4th rectangular plate shape structure oscillator (1D), be respectively equipped with the first draw-in groove (13) and the second draw-in groove (14) that is communicated with described manhole and extends to each radiating element (1) symmetrical centre, the diameter of described manhole (11) and cylinder shape medium part (3) bottom surface diameter match, the vertical portion (22) of described 2 feed tab (2) the respectively cylinder shape medium part by its lower end is positioned at through adjacent two manholes (11) the arc hollow structure that adjacent two support columns (4) of matching have, the horizontal part (21) of described 2 feed tab (2) is chi structure, its one end is stuck in the draw-in groove (13 and 14) of two other adjacent manhole (11) one sides.
2. D frequency range dual-polarized antenna vibrator according to claim 1, is characterized in that: described 4 rectangular plate shape structure oscillators (1A, 1B, 1C and 1D) are square.
3. D frequency range dual-polarized antenna vibrator according to claim 1, is characterized in that: described 2 cylinder shape medium parts (3) are working of plastics.
4. D frequency range dual-polarized antenna vibrator according to claim 1, is characterized in that: described 4 support columns (4) are square-outside and round-inside hollow structure, and are parallel to each other between 4 support columns.
5. D frequency range dual-polarized antenna vibrator according to claim 1, is characterized in that: described rectangular plate shape structure oscillator (1A, 1B, 1C and 1D), support column (4) and chassis (5) are aluminium alloy compression casting integrated formed structure.
6. D frequency range dual-polarized antenna vibrator according to claim 1, it is characterized in that: on described chassis (5), have two boss, the center drilling of boss, perforate size partly matches with the arc hollow structure hollow that described support column (4) has, and coaxial.
7. D frequency range dual-polarized antenna vibrator according to claim 1, is characterized in that: the vertical portion (22) of described feed tab (2) is provided with the locating piece (25) for setting circle cylindricality medium member (3).
8. D frequency range dual-polarized antenna vibrator according to claim 1, is characterized in that: in the middle of described chassis (5), have thread circle hole (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320643884.3U CN203521595U (en) | 2013-10-18 | 2013-10-18 | D-band dual-polarized antenna element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320643884.3U CN203521595U (en) | 2013-10-18 | 2013-10-18 | D-band dual-polarized antenna element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203521595U true CN203521595U (en) | 2014-04-02 |
Family
ID=50380474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320643884.3U Withdrawn - After Issue CN203521595U (en) | 2013-10-18 | 2013-10-18 | D-band dual-polarized antenna element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203521595U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531890A (en) * | 2013-10-18 | 2014-01-22 | 江苏亨鑫无线技术有限公司 | D-frequency-band dual-polarization antenna oscillator |
| CN112072288A (en) * | 2020-09-03 | 2020-12-11 | 武汉凡谷电子技术股份有限公司 | Dual-polarized antenna module |
| CN112072287A (en) * | 2020-09-03 | 2020-12-11 | 武汉凡谷电子技术股份有限公司 | Dual-polarized antenna module |
| CN112993570A (en) * | 2021-04-19 | 2021-06-18 | 中航富士达科技股份有限公司 | Metal dipole double-linear polarization antenna unit and antenna array surface |
-
2013
- 2013-10-18 CN CN201320643884.3U patent/CN203521595U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531890A (en) * | 2013-10-18 | 2014-01-22 | 江苏亨鑫无线技术有限公司 | D-frequency-band dual-polarization antenna oscillator |
| CN103531890B (en) * | 2013-10-18 | 2016-08-31 | 江苏亨鑫无线技术有限公司 | A kind of D-frequency-band dual-polarization antenna oscillator |
| CN112072288A (en) * | 2020-09-03 | 2020-12-11 | 武汉凡谷电子技术股份有限公司 | Dual-polarized antenna module |
| CN112072287A (en) * | 2020-09-03 | 2020-12-11 | 武汉凡谷电子技术股份有限公司 | Dual-polarized antenna module |
| CN112072287B (en) * | 2020-09-03 | 2022-09-27 | 武汉凡谷电子技术股份有限公司 | Dual-polarized antenna module |
| CN112072288B (en) * | 2020-09-03 | 2022-11-01 | 武汉凡谷电子技术股份有限公司 | Dual-polarized antenna module |
| CN112993570A (en) * | 2021-04-19 | 2021-06-18 | 中航富士达科技股份有限公司 | Metal dipole double-linear polarization antenna unit and antenna array surface |
| CN112993570B (en) * | 2021-04-19 | 2022-04-29 | 中航富士达科技股份有限公司 | Metal dipole double-linear polarization antenna array surface |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103531890B (en) | A kind of D-frequency-band dual-polarization antenna oscillator | |
| CN204857971U (en) | Three frequency dual polarized antenna | |
| CN104769772B (en) | Reconfigurable multi-input/output antenna for vehicle | |
| JP4238915B2 (en) | ANTENNA DEVICE AND RADIO COMMUNICATION DEVICE | |
| CN201576749U (en) | Miniaturized UWB (ultra wide band) antenna radiation unit | |
| CN203521595U (en) | D-band dual-polarized antenna element | |
| CN105027352B (en) | Antenna and terminal | |
| CN202585722U (en) | Double-band circular polarized antenna | |
| CN203850423U (en) | Wideband dual-polarization oscillator | |
| CN101572346A (en) | Integral type bipolar antenna element | |
| CN202019051U (en) | Inverted-F antenna | |
| CN102074781A (en) | TD-LTE dual-polarization radiation unit | |
| CN104103894A (en) | Antenna and array antenna | |
| CN103618128A (en) | Antenna and array antenna | |
| CN102904004A (en) | Low-frequency integrated double-polarization folded antenna oscillator | |
| TWI707500B (en) | Double-frequency antenna structure | |
| US10530044B2 (en) | Mobile device and antenna structure thereof | |
| WO2021000187A1 (en) | Oscillator device and low profile antenna | |
| CN204118242U (en) | Wideband dual-polarization radiating unit and array antenna | |
| CN105785758A (en) | All-metal watch antenna | |
| KR101038654B1 (en) | Multiple Array Pattern Antenna | |
| KR101485427B1 (en) | Multi band antenna | |
| CN203589201U (en) | Broadband dual-polarized radiation unit and array antenna | |
| CN104092004B (en) | Antenna structure | |
| JP2013055407A (en) | Antenna device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140402 Effective date of abandoning: 20160831 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |