CN203850435U - Multi-band-frequency 4G array antenna - Google Patents
Multi-band-frequency 4G array antenna Download PDFInfo
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- CN203850435U CN203850435U CN201420092100.7U CN201420092100U CN203850435U CN 203850435 U CN203850435 U CN 203850435U CN 201420092100 U CN201420092100 U CN 201420092100U CN 203850435 U CN203850435 U CN 203850435U
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- oscillator
- array antenna
- multiband
- transducer elements
- calibration network
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- 230000005855 radiation Effects 0.000 claims description 16
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- 230000001737 promoting effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010295 mobile communication Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model discloses a multi-band-frequency 4G array antenna comprising a reflecting plate, an oscillator array and a feed calibration network, wherein the oscillator array and the feed calibration network are arranged on the reflecting plate, and the oscillator array and the feed calibration network are connected through a coaxial line. According to the multi-band-frequency 4G array antenna, by adjusting the distance relation and the position relates between antenna oscillators, and radiativity of the antenna is enabled to satisfy requirements of a 4G mobile network for frequency ranges; the antenna is characterized by simple overall structure, beautiful appearance, low manufacture cost, good promoting effects exerted on 4G mobile network development, good social and economic benefit, and wide application to various 4G antennas.
Description
Technical field
The utility model relates to antenna, particularly a kind of multiband 4G array antenna.
Background technology
LTE:Long Term Evolution, Long Term Evolution, a kind of 4G communication standard.
Antenna oscillator: the metallic conductor that transmits and receives high-frequency oscillation signal.
The communication technology is maked rapid progress, and to people, brings many enjoyments.Development along with data communication and multimedia service demand, the 4th third-generation mobile communication that adapts to Mobile data, mobile computing and mobile multimedia running needs starts to rise, so has reason to expect that this 4th third-generation mobile communication technology brings finer future to people.On the other hand, 4G is also because its superelevation data transmission bauds having, and by alliance of Chinese Internet of Things school-run enterprise, is described as " dialogue at a high speed " undisputed between machine.
4G is the abbreviation of the 4th third-generation mobile communication and technology thereof.4G LTE system can be downloaded with the speed of 100Mbps, and than dialling up on the telephone fast 50 times, the speed of uploading also can reach 20Mbps, and can meet nearly all user for the requirement of wireless service.And 4G LTE Advanced adopts carrier aggregation technology, descending peak velocity can reach 150Mbps.In addition, 4G can not have chlamydate local deployment at DSL and cable TV modulator-demodulator, and then expands to whole distract.Clearly, 4G has incomparable superiority.
4G antenna need meet the demand that transmits and receives of a plurality of high-frequency band, comprises 1880-1920MHz, 2010-2025MHz and 2500-2690MHz frequency range.The radiance of antenna of the prior art under a plurality of high-frequency band is not satisfactory, is unfavorable for 4G mobile network's propagation and employment.
Utility model content
In order to solve the problems of the technologies described above, the purpose of this utility model is to provide a kind of multiband 4G array antenna that can meet performance requirement, the good stability of 4G antenna and be designed beautifully.
The technical scheme that the utility model adopts is:
A multiband 4G array antenna, it comprises reflecting plate, layered transducer elements and feed calibration network, and described layered transducer elements and feed calibration network are arranged on reflecting plate, and described layered transducer elements is connected by coaxial line with feed calibration network.
Preferably, described layered transducer elements comprises a plurality of oscillators, and described oscillator adopts micro-band radiant panel of criss-cross construction.
Preferably, described micro-band radiant panel comprises upper strata copper-clad plate and lower floor's copper-clad plate, and the copper-clad plate of described upper strata and lower floor's copper-clad plate are provided with perpendicular two radiation arms, and described two radiation arms connect by metal bridge.
Preferably, centered by the distance between described oscillator 1/2nd of frequency wavelength.
Preferably, described layered transducer elements is 40 oscillators, and described 40 oscillators are arranged in 4*10 array.
Preferably, described reflecting plate comprises feed calibration network interface section and oscillator interface section, on described oscillator interface section, be provided with a plurality of oscillator screens, described antenna oscillator is arranged in corresponding oscillator screens, described feed calibration network interface section comprises a plurality of feeding interface, and described layered transducer elements connects with corresponding feed calibration network interface by feeder line.
Preferably, described oscillator is arranged in corresponding oscillator screens by oscillator supporting seat.
Preferably, centered by the height of described oscillator supporting seat 1/4th of frequency wavelength.
Preferably, described oscillator screens is connected by screw or rivet with supporting seat, and described supporting seat is connected by screw or rivet with antenna oscillator.
The beneficial effects of the utility model are:
A kind of multiband 4G array antenna utilizes reflecting plate and the layered transducer elements above reflecting plate, by regulating distance relation and the position relationship between oscillator, make the radiance of antenna meet 4G mobile network's communications band demand, and antenna overall structure is simple, attractive in appearance, cost of manufacture is cheap, to promoting 4G mobile network's development, there is good facilitation, there is good society and economic benefit.
In addition, oscillator adopts micro-band radiant panel of criss-cross construction, makes layered transducer elements meet beamwidth and directional diagram that 4G frequency range requires; By supporting seat, connect antenna oscillator and oscillator screens, better must utilize solid space, make the reception of oscillator and emitting performance better; Utilize square formation Heterogeneous Permutation, better utilized reflecting plate space, when meeting distance relation between antenna oscillator and requiring, saved space.
The utility model can be widely used in various 4G antennas.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
Fig. 1 is the utility model basic conception plan structure schematic diagram;
Fig. 2 is the utility model basic conception side-looking structural representation;
Fig. 3 is the structural representation of a kind of embodiment of oscillator of the present utility model;
Fig. 4 is the plan structure schematic diagram of the reflecting plate of a kind of embodiment of the utility model;
Fig. 5 is the broadcast beam H face directional diagram of a kind of embodiment of the utility model;
Fig. 6 is the broadcast beam E face directional diagram of a kind of embodiment of the utility model.
Embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
As shown in Figures 1 to 6, a kind of multiband 4G array antenna, it comprises reflecting plate 1, layered transducer elements 3 and feed calibration network 2, and described layered transducer elements 3 and feed calibration network 2 are arranged on reflecting plate 1, and described layered transducer elements 3 is connected by coaxial line with feed calibration network 2.
Wherein, in layered transducer elements 3, the number of oscillator 4 will be determined according to the requirement of gain, and in the present embodiment, get 40, described 40 oscillators 4 are arranged in 4*10 array, centered by the distance between described oscillator 4 1/2nd of frequency wavelength.Each oscillator 4 encourages by microstrip line, the phase place of individual oscillator 4 pumping signals will meet certain proportionate relationship and guarantee to realize beamwidth in different band limits, the utility model is in 1880-1920MHz, 2010-2025MHz and 2500-2690MHz frequency range, the phase place proportionate relationship of the pumping signal between each oscillator 4 is middle maximum, successively decreases successively to both sides.
Preferably, described layered transducer elements 3 comprises a plurality of oscillators 4, and described oscillator 4 adopts micro-band radiant panel of criss-cross construction.Preferably, described micro-band radiant panel comprises upper strata copper-clad plate and lower floor's copper-clad plate, and the copper-clad plate of described upper strata and lower floor's copper-clad plate are provided with perpendicular two radiation arms 7, and described two radiation arms 7 connect by metal bridge 9.Two radiation arms 7 are+45 degree radiation arms 7 and-45 degree radiation arms 7.Owing to having strong mutual coupling between oscillator 4 and the radiation arm 7 of oscillator 4, resonance point and the coupling reactance of oscillator 4 are changed, therefore, by adjusting the length in coupling gap and the resonance point of width capable of regulating oscillator 4 between+45 degree radiation arms 7 and-45 degree radiation arms 7.In addition, radiation arm 7 is provided with the double tin through hole 10 of crossing, by upper and lower two-layer copper-clad plate short circuit, by adjusting the generation of the position of tin through hole 10 and the electric capacity prevention spurious mode that number can be adjusted two interlayers, broadening impedance bandwidth.The end of the radiation arm 7 of oscillator 4 is added with guides post into, thereby by 11 places, gap of part electric current director dipole 4, in gap, 11 places produce the effect of capacitive load, can make like this standing wave CURRENT DISTRIBUTION on radiation arm 7 more even, reduce the curve ripple of horizontal radiation pattern, thus the circularity of augment direction figure.
Preferably, described reflecting plate 1 comprises feed calibration network interface 5 parts and oscillator 4 interface sections, described oscillator is provided with a plurality of oscillator screens 8 on 4 interface sections, described antenna oscillator 4 is arranged in corresponding oscillator screens 8, described feed calibration network interface 5 parts comprise a plurality of feeding interface, and described layered transducer elements 3 connects with corresponding feed calibration network interface 5 by feeder line.
Preferably, described oscillator 4 is arranged in corresponding oscillator screens 8 by oscillator 4 supporting seats 6.
Preferably, centered by the height of described oscillator 4 supporting seats 6 1/4th of frequency wavelength.
Preferably, described oscillator screens 8 is connected by screw or rivet with supporting seat 6, and described supporting seat 6 is connected by screw or rivet with antenna oscillator 4.
As shown in Figure 5 and Figure 6, be broadcast beam H face and the E face pattern characteristics of a kind of embodiment of the utility model, can find out that the lobe shake of broadcast beam H face directional diagram is very little, so just guaranteed sector to cover preferably.
A kind of multiband 4G array antenna utilizes reflecting plate 1 and reflecting plate 1 layered transducer elements 3 above, by regulating distance relation and the position relationship between oscillator 4, make the radiance of antenna meet 4G mobile network's communications band demand, and antenna overall structure is simple, attractive in appearance, cost of manufacture is cheap, to promoting 4G mobile network's development, there is good facilitation, there is good society and economic benefit.
In addition, oscillator 4 adopts micro-band radiant panel of criss-cross construction, makes layered transducer elements 3 meet beamwidth and directional diagram that 4G frequency range requires; By supporting seat 6, connect antenna oscillators 4 and oscillator screens 8, better must utilize solid space, make the reception of oscillator 4 and emitting performance better; Utilize square formation Heterogeneous Permutation, better utilized reflecting plate 1 space, when meeting distance relation between antenna oscillator 4 and requiring, saved space.
By test, the electric index of the measurement antenna performance that this embodiment obtains in each frequency meets following requirement:
More than that better enforcement of the present utility model is illustrated, but the invention is not limited to embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and the distortion that these are equal to or replacement are all included in the application's claim limited range.
Claims (9)
1. a multiband 4G array antenna, is characterized in that, it comprises reflecting plate, layered transducer elements and feed calibration network, and described layered transducer elements and feed calibration network are arranged on reflecting plate, and described layered transducer elements is connected by coaxial line with feed calibration network.
2. multiband 4G array antenna according to claim 1, is characterized in that, described layered transducer elements comprises a plurality of oscillators, and described oscillator adopts micro-band radiant panel of criss-cross construction.
3. multiband 4G array antenna according to claim 2, it is characterized in that, described micro-band radiant panel comprises upper strata copper-clad plate and lower floor's copper-clad plate, and the copper-clad plate of described upper strata and lower floor's copper-clad plate are provided with perpendicular two radiation arms, and described two radiation arms connect by metal bridge.
4. multiband 4G array antenna according to claim 1, is characterized in that, centered by the distance between described oscillator 1/2nd of frequency wavelength.
5. multiband 4G array antenna according to claim 4, is characterized in that, described layered transducer elements is 40 oscillators, and described 40 oscillators are arranged in 4*10 array.
6. according to the multiband 4G array antenna described in claim 1 to 5 any one, it is characterized in that, described reflecting plate comprises feed calibration network interface section and oscillator interface section, on described oscillator interface section, be provided with a plurality of oscillator screens, described antenna oscillator is arranged in corresponding oscillator screens, described feed calibration network interface section comprises a plurality of feeding interface, and described layered transducer elements connects with corresponding feed calibration network interface by feeder line.
7. multiband 4G array antenna according to claim 6, is characterized in that, described oscillator is arranged in corresponding oscillator screens by oscillator supporting seat.
8. multiband 4G array antenna according to claim 7, is characterized in that, centered by the height of described oscillator supporting seat 1/4th of frequency wavelength.
9. according to the multiband 4G array antenna described in claim 7 or 8, it is characterized in that, described oscillator screens is connected by screw or rivet with supporting seat, and described supporting seat is connected by screw or rivet with antenna oscillator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420092100.7U CN203850435U (en) | 2014-02-28 | 2014-02-28 | Multi-band-frequency 4G array antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420092100.7U CN203850435U (en) | 2014-02-28 | 2014-02-28 | Multi-band-frequency 4G array antenna |
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| CN203850435U true CN203850435U (en) | 2014-09-24 |
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| CN201420092100.7U Expired - Fee Related CN203850435U (en) | 2014-02-28 | 2014-02-28 | Multi-band-frequency 4G array antenna |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104518290A (en) * | 2014-12-23 | 2015-04-15 | 陕西特恩电子科技有限公司 | Phased array radar antenna for L-band wide-angle scanning |
| WO2018082377A1 (en) * | 2016-11-04 | 2018-05-11 | 邝嘉豪 | Wind turbine turned by wind |
| CN108767458A (en) * | 2018-05-18 | 2018-11-06 | 成都泰格微波技术股份有限公司 | A kind of extensive mimo antenna of close coupling calibration function |
| CN109860995A (en) * | 2019-01-24 | 2019-06-07 | 中国电子科技集团公司第三十八研究所 | A lightweight phased array antenna calibration device |
-
2014
- 2014-02-28 CN CN201420092100.7U patent/CN203850435U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104518290A (en) * | 2014-12-23 | 2015-04-15 | 陕西特恩电子科技有限公司 | Phased array radar antenna for L-band wide-angle scanning |
| WO2018082377A1 (en) * | 2016-11-04 | 2018-05-11 | 邝嘉豪 | Wind turbine turned by wind |
| CN108767458A (en) * | 2018-05-18 | 2018-11-06 | 成都泰格微波技术股份有限公司 | A kind of extensive mimo antenna of close coupling calibration function |
| CN109860995A (en) * | 2019-01-24 | 2019-06-07 | 中国电子科技集团公司第三十八研究所 | A lightweight phased array antenna calibration device |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20150228 |
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| EXPY | Termination of patent right or utility model |