CN203562508U - Printed board type miniaturized ultra-wide-band LTE directional antenna - Google Patents
Printed board type miniaturized ultra-wide-band LTE directional antenna Download PDFInfo
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- CN203562508U CN203562508U CN201320752175.9U CN201320752175U CN203562508U CN 203562508 U CN203562508 U CN 203562508U CN 201320752175 U CN201320752175 U CN 201320752175U CN 203562508 U CN203562508 U CN 203562508U
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- 238000007639 printing Methods 0.000 claims abstract description 30
- 230000008878 coupling Effects 0.000 claims abstract description 17
- 238000010168 coupling process Methods 0.000 claims abstract description 17
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- 230000010287 polarization Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 238000012545 processing Methods 0.000 abstract description 12
- 230000005855 radiation Effects 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 description 7
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- 238000004891 communication Methods 0.000 description 5
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- 230000007774 longterm Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 230000006872 improvement Effects 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- 238000001228 spectrum Methods 0.000 description 1
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Abstract
The utility model provides a printed board type miniaturized ultra-wide-band LTE directional antenna comprising a radiation oscillator plate, feed baluns, a coaxial cable, a standard 50-omega interface and a reflection bottom plate, wherein the radiation oscillator plate is connected with the coaxial cable through the feed baluns, the coaxial cable is connected with the standard 50-omega interface, the radiation oscillator plate is printed with high/low-frequency oscillator units and a coupling adjustment piece, the high/low-frequency oscillator units are spaced from each other, and the width of the coupling adjustment piece is smaller than or equal to the spacing between the high/low-frequency oscillator units. The high/low-frequency oscillator units and the coupling adjustment piece are printed on the circuit board, the antenna is simple in structure and miniaturized, the radiation oscillator plate is easy to produce by the adoption of computerized printing, the processing precision and the production and processing consistency are ensured, and the stability of electrical performance is improved; and wideband frequency coverage is realized by making the width of the coupling adjustment piece smaller than or equal to the spacing between the high/low-frequency oscillator units and enabling the coupling adjustment piece to isolate a preset spacing between the high/low-frequency oscillator units.
Description
Technical field
The utility model antenna of mobile communication base station, especially relates to the super wideband LTE of a kind of printing board type miniaturization directional antenna.
Background technology
Current development communication technologies is rapid, Long Term Evolution (Long Term Evolution, LTE) as the 4th generation mobile communication technology, LTE is divided into Frequency Division Duplexing (FDD) (Frequency Division Duplexing, FDD) and time division duplex (Time Division Duplexing, TDD) two kinds of patterns, FDD/TDD-LTE has that transmission rate is high, availability of frequency spectrum advantages of higher.But antenna is as the important component part of the communication technology, and the structural development speed of the innovative technology of antenna, antenna is relatively slow.
The indoor and outdoor being commercially available now covers directed wall aerial, style diversification, the internal structure of these directed wall aerials is mainly the structure that adopts traditional low frequency oscillator and high frequency oscillator to regulate combination or low frequency oscillator and high frequency oscillator to combine by mixer by other parasitic minor matters, its radiating doublet often structure is comparatively complicated, parts are numerous, volume is larger, assemblage and adjustment difficulty, most of oscillators adopt die cast metal and punch process, caused the high of its production and processing cost, because of the inconsistency of debugging, there is the unsteadiness of structure and electric property simultaneously.In addition do not support, the frequency coverage requirement of up-to-date FDD/TDD-LTE network.
Utility model content
The utility model provides the super wideband LTE of a kind of printing board type miniaturization directional antenna, and to reach, antenna structure is simple, volume is small and exquisite, has guaranteed processing precision simultaneously, keeps the consistency of production and processing, improves the stability of electric property, the object that wideband covers.
The utility model provides the super wideband LTE of a kind of printing board type miniaturization directional antenna, comprise: radiating doublet plate, feed Ba Lun, coaxial cable, standard 50 Ω interface and reflected bottom plate, described radiating doublet plate is connected with coaxial cable by feed Ba Lun, described coaxial cable is connected with described standard 50 Ω interfaces, on described radiating doublet plate, be printed with low frequency oscillator unit, high frequency vibrating subelement and coupling adjustment sheet, between described low frequency oscillator unit and high frequency vibrating subelement, there is spacing, the width of described coupling adjustment sheet is less than or equal to described height, spacing between low frequency oscillator unit.
Preferably, on described radiating doublet plate, be also printed with beamwidth regulon.
Preferably, described radiating doublet plate is that one side is printed structure.
Preferably, the spacing between described reflected bottom plate and radiating doublet plate is 1/4 λ, the operation wavelength that wherein λ is antenna.
Preferably, the oscillator of frequency 0.36～0.4 λ centered by described low frequency oscillator unit, the oscillator of frequency 0.4～0.5 λ centered by described high frequency vibrating subelement, the operation wavelength that wherein λ is antenna.
Alternatively, described low frequency oscillator unit and high frequency vibrating subelement are prismatic.
Preferably, the polarization mode of described low frequency oscillator unit and high frequency vibrating subelement is perpendicular polarization.
Preferably, the quantity of described low frequency oscillator unit and high frequency vibrating subelement equates, can be for single or multiple, wherein, when the quantity of described low frequency oscillator unit and high frequency vibrating subelement is while being a plurality of, described low frequency oscillator unit and high frequency vibrating subelement are interval and are circumferentially uniformly distributed on radiating doublet plate.
Preferably, the material of described radiating doublet plate is that dielectric constant is 3.3～4.7 epoxy resin single-side coated copper plate.
Preferably, also comprise radome, described radiating doublet plate is placed in radome.
The utility model is by being printed on low-and high-frequency oscillator unit and coupling adjustment sheet on circuit board, make antenna structure simple, realized miniaturization, by adopting computerized printing to be easy to produce radiating doublet plate, guaranteed processing precision simultaneously, the consistency that keeps production and processing, the stability of raising electric property; Width by the adjustment sheet that makes to be coupled is less than or equal to the spacing between described high and low frequency oscillator unit, and the adjustment sheet that makes to be coupled is isolated default spacing between described low-and high-frequency oscillator unit, realizing wide band antenna frequencies covers, can realize traditional communication standard 2G, 3G and cover, and meet the frequency coverage requirement of up-to-date FDD/TDD-LTE4G network.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model, by the accompanying drawing of required use in the utility model being done to one, introduce simply below, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, 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.
The structural representation of the super wideband LTE of a kind of printing board type miniaturization directional antenna that Fig. 1 provides for the utility model embodiment;
The schematic diagram of the printing surface of radiating doublet plate in the super wideband LTE of a kind of printing board type miniaturization directional antenna that Fig. 2 provides for the utility model embodiment;
The E surface radiation directional diagram of the super wideband LTE of a kind of printing board type miniaturization directional antenna that Fig. 3 provides for the utility model embodiment;
The H surface radiation directional diagram of the super wideband LTE of a kind of printing board type miniaturization directional antenna that Fig. 4 provides for the utility model embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the technical scheme in the utility model embodiment is described in further detail, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Be understandable that; specific embodiment described herein is only for explaining the utility model; but not to restriction of the present utility model; embodiment based in the utility model; those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.It also should be noted that, for convenience of description, in accompanying drawing, only show the part relevant to the utility model but not full content.
The structural representation of the super wideband LTE of a kind of printing board type miniaturization directional antenna that Fig. 1 provides for the utility model embodiment.The schematic diagram of the printing surface of radiating doublet plate in the super wideband LTE of a kind of printing board type miniaturization directional antenna that Fig. 2 provides for the utility model embodiment.As depicted in figs. 1 and 2, the super wideband LTE of a kind of printing board type miniaturization directional antenna, comprise: radiating doublet plate 11, feed Ba Lun 12, coaxial cable 13, standard 50 Ω interfaces 14 and reflected bottom plate 15, described radiating doublet plate 11 is connected with coaxial cable 13 by feed Ba Lun 12, and described coaxial cable 13 is connected with described standard 50 Ω interfaces 14.
Wherein, between radiating doublet plate 11 and coaxial cable 13, introduce feed Ba Lun 12, described feed Ba Lun 12 plays unbalanced-balanced conversion effect for effects on surface electric current, simultaneously for supporting and fixing described radiating doublet plate 11.Described feed Ba Lun 12 has two, a low frequency oscillator unit 111 connecting on radiating doublet plate 11, and another connects the high frequency vibrating subelement 112 on radiating doublet plate 11.The inner wire of described coaxial cable 13 and the feed Ba Lun welding that is connected high frequency vibrating subelement 112, the outer conductor of described coaxial cable 13 connects the feed Ba Lun welding of low frequency oscillator unit 111.Described radiating doublet plate 11 is by described coaxial cable 13 feeds.Described standard 50 Ω interfaces 14 are for realizing impedance transformation.Thereby radiating doublet plate 11 is realized directed radiation through the reflection of reflected bottom plate 13.
Preferably, the material of described radiating doublet plate is that dielectric constant is 3.3～4.7 epoxy resin single-side coated copper plate.
Preferably, also comprise radome 16, described radiating doublet plate 11 is placed in radome 16.
As shown in Figure 2, on described radiating doublet plate 11, be printed with low frequency oscillator unit 111, high frequency vibrating subelement 112 and coupling adjustment sheet 113.
In current prior art, the structure that low frequency oscillator and high frequency oscillator mainly adopt other parasitic minor matters to regulate combination or low frequency oscillator and high frequency oscillator to combine by mixer, often structure is comparatively complicated, parts are numerous, volume is larger for its radiating doublet, assemblage and adjustment difficulty, most of oscillators adopt die cast metal and punch process, cause the high of its production and processing cost, because of the inconsistency of debugging, had the unsteadiness of structure and electric property simultaneously.In addition do not support, the frequency coverage requirement of up-to-date FDD/TDD-LTE network.
And in the present embodiment, between described low frequency oscillator unit 111 and high frequency vibrating subelement 112, thering is spacing, the width of described coupling adjustment sheet 113 is less than or equal to the width of described low frequency oscillator unit 111 and described high frequency vibrating subelement 112.
It should be noted that, can be in simulation process, by coupling adjustment sheet 113, will between described low frequency oscillator unit 111 and high frequency vibrating subelement 112, isolate default spacing, for example by choosing the shape of coupling adjustment sheet 113, make isolated default spacing between described low frequency oscillator unit 111 and high frequency vibrating subelement 112, for feed.In simulation process, under the prerequisite of pre-set low frequency oscillator unit 111 and high frequency vibrating subelement 112 width, make the width of described coupling adjustment sheet 113 be less than or equal to the width of described low frequency oscillator unit 111 and described high frequency vibrating subelement 112, thereby adjust the resonance range of described low frequency oscillator unit 111 and high frequency vibrating subelement 112, thereby realize wide band antenna frequencies, cover, and realize the adjusting of voltage standing wave ratio.
In a preferred implementation of the present embodiment, the oscillator of frequency 0.36～0.4 λ centered by described low frequency oscillator unit 111, the oscillator of frequency 0.4～0.5 λ centered by described high frequency vibrating subelement 112, the operation wavelength that wherein λ is antenna.
Alternatively, described low frequency oscillator unit 111 and high frequency vibrating subelement 112 are prismatic.
This antenna frequencies that preferred embodiment can realize two widebands covers, its frequency range is respectively: 698～960MHz, 1710～2700MHz, can realize traditional communication standard 2G, 3G covers, and meet the frequency coverage requirement of up-to-date FDD/TDD-LTE4G network, its voltage standing wave ratio is less than or equal to 1.5.
On the basis of above-mentioned preferred implementation, further, on described radiating doublet plate, 11 are also printed with beamwidth regulon 114, for compressional wave beam width.
Preferably, described radiating doublet plate 11 is one side printing structure.
That is to say, described low frequency oscillator unit 111, high frequency vibrating subelement 112, coupling adjustment sheet 113 and beamwidth regulon 114 are printed on described radiating doublet plate on 11 the same face.
Preferably, the material of described radiating doublet plate is that dielectric constant is 3.3～4.7 epoxy resin single-side coated copper plate.
This preferred embodiment makes antenna structure simple, has realized miniaturization, by adopting computerized printing to be easy to produce radiating doublet plate, has guaranteed processing precision simultaneously, keeps the consistency of production and processing, improves the stability of electric property.
On the basis of above-mentioned each preferred implementation, preferably, the quantity of described low frequency oscillator unit 111 and high frequency vibrating subelement 112 equates, can be for single or multiple, wherein, when the quantity of described low frequency oscillator unit 111 and high frequency vibrating subelement 112 is while being a plurality of, described low frequency oscillator unit 111 and high frequency vibrating subelement 112 are interval and are circumferentially uniformly distributed on radiating doublet plate 11.
That is to say, when low frequency oscillator unit 111 and high frequency vibrating subelement 112 quantity are while being a plurality of, there is miniaturization, be easy to produce assembling, be easy to realize super wideband, can require flexibly according to different clients' difference simultaneously, organize easily battle array, thereby reach the high electrical property requirement under different technologies index, group battle array forms the super wideband LTE of the miniaturization directional antenna that performance is different.
Preferably, the polarization mode of described low frequency oscillator unit 111 and high frequency vibrating subelement 112 is perpendicular polarization.
Preferably, the spacing between described reflected bottom plate 13 and radiating doublet plate 11 is 1/4 λ, and the operation wavelength that wherein λ is antenna realizes the directed radiation effect of high-gain with this, and its low-frequency range antenna gain is 6dBi, and high band antenna gain is 8dBi.
The E surface radiation directional diagram of the super wideband LTE of a kind of printing board type miniaturization directional antenna that Fig. 3 provides for the utility model embodiment.The H surface radiation directional diagram of the super wideband LTE of a kind of printing board type miniaturization directional antenna that Fig. 4 provides for the utility model embodiment.As shown in Figure 3 and Figure 4, height frequency range horizontal wave lobe width is respectively 65 °, 90 °, height frequency range vertical lobe width is respectively 55 °, 65 °, although can find out and have feed Ba Lun 12 to carry out balanced feeding, but be not subject to large impact, not skew, rip-panel slightly just, described antenna has good directional radiation properties.
The utility model is by being printed on low-and high-frequency oscillator unit and coupling adjustment sheet on circuit board, make antenna structure simple, realized miniaturization, by adopting computerized printing to be easy to produce radiating doublet plate, guaranteed processing precision simultaneously, the consistency that keeps production and processing, the stability of raising electric property; Width by the adjustment sheet that makes to be coupled is less than or equal to the spacing between described high and low frequency oscillator unit, and the adjustment sheet that makes to be coupled is isolated default spacing between described low-and high-frequency oscillator unit, realizing wide band antenna frequencies covers, can realize traditional communication standard 2G, 3G and cover, and meet the frequency coverage requirement of up-to-date FDD/TDD-LTE4G network; By being 1/4 λ by the spacing setting between reflected bottom plate and radiating doublet plate, realize the directed radiation of high-gain; Can require flexibly according to different clients' difference simultaneously, organize easily battle array, thereby reach the high electrical property requirement under different technologies index, group battle array forms the super wideband LTE of the miniaturization directional antenna that performance is different.
Finally it should be noted that: each embodiment is only for the technical solution of the utility model is described above, but not is limited; In embodiment, preferred embodiment, be not limited, to those skilled in the art, the utility model can have various changes and variation.All any modifications of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model within spirit of the present utility model and principle.
Claims (10)
1. the super wideband LTE of a printing board type miniaturization directional antenna, comprise: radiating doublet plate, feed Ba Lun, coaxial cable, standard 50 Ω interface and reflected bottom plate, described radiating doublet plate is connected with coaxial cable by feed Ba Lun, described coaxial cable is connected with described standard 50 Ω interfaces, it is characterized in that, on described radiating doublet plate, be printed with low frequency oscillator unit, high frequency vibrating subelement and coupling adjustment sheet, between described low frequency oscillator unit and high frequency vibrating subelement, there is spacing, the width of described coupling adjustment sheet is less than or equal to described height, spacing between low frequency oscillator unit.
2. the super wideband LTE of a kind of printing board type miniaturization according to claim 1 directional antenna, is characterized in that, on described radiating doublet plate, is also printed with beamwidth regulon.
3. the super wideband LTE of a kind of printing board type miniaturization according to claim 1 and 2 directional antenna, is characterized in that, described radiating doublet plate is that one side is printed structure.
4. the super wideband LTE of a kind of printing board type miniaturization according to claim 1 directional antenna, is characterized in that, the spacing between described reflected bottom plate and radiating doublet plate is 1/4 λ, the operation wavelength that wherein λ is antenna.
5. the super wideband LTE of a kind of printing board type miniaturization according to claim 1 directional antenna, it is characterized in that, the oscillator of frequency 0.36～0.4 λ centered by described low frequency oscillator unit, the oscillator of frequency 0.4～0.5 λ centered by described high frequency vibrating subelement, the operation wavelength that wherein λ is antenna.
6. the super wideband LTE of a kind of printing board type miniaturization according to claim 5 directional antenna, is characterized in that, described low frequency oscillator unit and high frequency vibrating subelement are prismatic.
7. the super wideband LTE of a kind of printing board type miniaturization according to claim 6 directional antenna, is characterized in that, the polarization mode of described low frequency oscillator unit and high frequency vibrating subelement is perpendicular polarization.
8. the super wideband LTE of a kind of printing board type miniaturization according to claim 1 directional antenna, it is characterized in that, the quantity of described low frequency oscillator unit and high frequency vibrating subelement equates, can be for single or multiple, wherein, when the quantity of described low frequency oscillator unit and high frequency vibrating subelement is while being a plurality of, described low frequency oscillator unit and high frequency vibrating subelement are interval and are circumferentially uniformly distributed on radiating doublet plate.
9. the super wideband LTE of a kind of printing board type miniaturization according to claim 3 directional antenna, is characterized in that, the material of described radiating doublet plate is that dielectric constant is 3.3～4.7 epoxy resin single-side coated copper plate.
10. the super wideband LTE of a kind of printing board type miniaturization according to claim 1 directional antenna, is characterized in that, also comprises radome, and described radiating doublet plate is placed in radome.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320752175.9U CN203562508U (en) | 2013-11-25 | 2013-11-25 | Printed board type miniaturized ultra-wide-band LTE directional antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320752175.9U CN203562508U (en) | 2013-11-25 | 2013-11-25 | Printed board type miniaturized ultra-wide-band LTE directional antenna |
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| Publication Number | Publication Date |
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| CN203562508U true CN203562508U (en) | 2014-04-23 |
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| CN201320752175.9U Expired - Lifetime CN203562508U (en) | 2013-11-25 | 2013-11-25 | Printed board type miniaturized ultra-wide-band LTE directional antenna |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486747A (en) * | 2016-12-15 | 2017-03-08 | 杨永洪 | A kind of beam aerial system for wireless telecommunications |
| CN107258035A (en) * | 2015-02-17 | 2017-10-17 | 罗伯特·博世有限公司 | Antenna equipment and the method for manufacturing antenna equipment |
-
2013
- 2013-11-25 CN CN201320752175.9U patent/CN203562508U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107258035A (en) * | 2015-02-17 | 2017-10-17 | 罗伯特·博世有限公司 | Antenna equipment and the method for manufacturing antenna equipment |
| CN106486747A (en) * | 2016-12-15 | 2017-03-08 | 杨永洪 | A kind of beam aerial system for wireless telecommunications |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG KENBOTONG TECHNOLOGY CO., LTD. Free format text: FORMER NAME: JIANBOTONG TELECOMMUNICATION INDUSTRIAL CO., LTD., FOSHAN CITY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 528061, Foshan, Guangdong Province, Chancheng District, Jihua Road, Zen Road, No. 2 Health Science Park Patentee after: KENBOTONG TECHNOLOGY CO.,LTD. Address before: 528061, Foshan, Guangdong Province, Chancheng District, Jihua Road, Zen Road, No. 2 Health Science Park Patentee before: FOSHAN KENBOTONG COMMUNICATION LTD. |
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| CX01 | Expiry of patent term |
Granted publication date: 20140423 |
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| CX01 | Expiry of patent term |