CN206225556U - Electric tuning antenna of base station phase shifter and multifrequency sharing base station antenna - Google Patents
Electric tuning antenna of base station phase shifter and multifrequency sharing base station antenna Download PDFInfo
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- CN206225556U CN206225556U CN201621039954.4U CN201621039954U CN206225556U CN 206225556 U CN206225556 U CN 206225556U CN 201621039954 U CN201621039954 U CN 201621039954U CN 206225556 U CN206225556 U CN 206225556U
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- phase shifter
- base station
- antenna
- coupling arm
- arc
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Abstract
The utility model discloses a kind of electric tuning antenna of base station phase shifter and multifrequency sharing base station antenna, it is characterized in that, it includes dieelctric sheet and coupling arm, dieelctric sheet one side covers copper, another side is provided with the arc structure and main feeder that at least three groups radiuses are sequentially reduced, and mainly realizes the transmission of energy between arc structure and main feeder by coupling arm, changes the gap between coupling arm and circular arc, the regulation of power, the two ends difference external antenna radiating element of arc structure can also be realized.The utility model simple structure, easy to use, compared to the product of same type, performance is more superior.
Description
Technical field
The utility model is related to antenna technical field, specifically relates to the circular arc phase shifter and multifrequency of a kind of electrical tilt antenna
Sharing base station antenna.
Background technology
Antenna for base station realizes that the downwards bevel beam of antenna for base station is adjusted by phase shifter, essence big with angle of declination adjustable extent
Degree is high, and Pattern control is good, strong antijamming capability, it is easy to the advantages of controlling.Phase shifter is a necessary component of antenna for base station,
The device realizes the tilt angled down of regulation antenna beam by changing the relative phase between antenna element, so as to facilitate communication network
The optimization of network.The phase shifter of current industry mainly has two types：The first is to be covered in electromagnetic wave transmission path by regulation
On medium length realize phase shift purpose, the purpose for being to be realized by changing the path-length of electromagnetic wave phase shift second.
Wherein the phase shifter of the first type includes transfer strip line and dielectric-slab, relative between dielectric-slab and transfer strip line by adjusting
Position adjusts the intersection between dielectric-slab and transfer strip line, and then adjusts the medium that dielectric-slab is covered in transfer strip line
Length, but, the transfer strip line used in current phase shifter is linear transmission band line, the phase shift that linear transmission is designed to line
Amount of phase shift of the device in unit length is smaller, it is desirable to which obtaining larger amount of phase shift needs to increase the length dimension of phase shifter, for
The efficient layout of most of inner antenna is a kind of unfavorable factor.
The content of the invention
The purpose of this utility model is exactly a kind of simple structure provided to solve the deficiency of prior art, compact,
Relative volume is smaller, and integrated degree is high, and regulation is simple, and wiring is reasonable, with low cost, and the adjustable base station electricity of power distribution adjusts day
Line phase shifter and multifrequency sharing base station antenna.
The utility model is to realize above-mentioned purpose using following technical solution：A kind of electric tuning antenna of base station phase shift
Device, it is characterised in that it includes dieelctric sheet and coupling arm, dieelctric sheet one side covers copper, another side be provided with least three groups radiuses according to
The arc structure and main feeder of secondary reduction, mainly realize the biography of energy by coupling arm between arc structure and main feeder
Send, change the gap between coupling arm and circular arc, moreover it is possible to realize the regulation of power, the two ends difference external antenna spoke of arc structure
Unit is penetrated, different radiating elements are connected according to different circular arc sizes, realize required phase distribution from face to realize antenna
Lower decline angle.
Used as further illustrating for such scheme, each arc structure of the phase shifter structure is the same center of circle, coupling arm
The center of circle of arc structure of pivot and dieelctric sheet be same center.
Further, the smaller part arc sections for being corresponded with the arc structure of dieelctric sheet and being overlapped are provided with the coupling arm
Point, main purpose is the transmission for carrying out energy；Coupling arm, dieelctric sheet are microstrip structure.
A kind of multifrequency sharing base station antenna, it is characterised in that it includes substrate and the phase shifter for setting thereon and and phase shift
Several radiating elements of device connection, several radiating elements are connected to combiner, by a signal for wideband by combiner point
Into two signals of narrow frequency, then the signal of each narrow frequency is accessed via phase shifter, so as to realize that each narrow frequency can be realized solely
Vertical phase shift.
Further, phase shifter is two-sided with metallic copper, metallic copper simultaneously and external biography with high frequency laminate as substrate
The outer conductor of defeated line is connected, and metallic copper simultaneously is connected as transmission line with the inner wire of the coaxial cable of radiating element.
The utility model is using the above-mentioned technical solution beneficial effect to be reached：
The utility model use antenna part be mainly by combiner divide Two-port netwerk wide frequency antenna is decomposed into four
Port narrow-band antenna, in the case where antenna shapes size is not changed, make use of frequency spectrum resource to greatest extent；Using with circle
The micro belt shifting phase of arc structure, each radiating element of antenna is connected by the circular arc size of radius unequal, by rotatable communication arm from
Phase change is realized in face, realizes that antenna main beam has a down dip.Compared with the phase shifter of common single change physical length, this one
The phase shifter of body arc structure has bandwidth, and compact conformation, relative volume is smaller, and integrated degree is high, and regulation is simple, cloth
Rationally, with low cost, power distribution is adjustable, can simultaneously access multiple signals for line, can be flexibly applied to various frequency ranges and gain
Antenna for base station.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is dieelctric sheet structural representation of the invention：
Fig. 3 is structural representation of the invention：
Fig. 4 is structural representation of the invention.
Description of reference numerals：1st, dieelctric sheet 2, coupling arm 2-1, smaller part circular arc portion 3, arc structure 3-1, big arc
3-2, middle arc 3-3, small arc 4, main feeder 5, antenna radiation unit 6, substrate 7, combiner 8, phase shifter.
Specific embodiment
The technical program is explained in detail below in conjunction with specific embodiment.
As Figure 1-Figure 4, the utility model is a kind of electric tuning antenna of base station phase shifter, and it includes dieelctric sheet 1 and coupling
Arm 2, dieelctric sheet one side covers copper, and another side is provided with the arc structure 3 and main feeder 4 that three groups of radiuses are sequentially reduced, arc structure
The transmission of energy is mainly realized by coupling arm between main feeder, changes the gap between coupling arm and circular arc, moreover it is possible to
The regulation of power is realized, external antenna radiating element 5 is distinguished at the two ends of arc structure, connects different according to different circular arc sizes
Radiating element, realizes required phase distribution to realize the lower decline angle of antenna from face.Three groups of arc structures of phase shifter structure
Be the same center of circle, the pivot of coupling arm is same center with the center of circle of the arc structure of dieelctric sheet, formed big arc 3-1, in
Arc 3-2, small arc 3-3 structure types.In the present embodiment, three arc structures one with dieelctric sheet are provided with the coupling arm 2
The smaller part circular arc portion 2-1 that one correspondence overlaps, main purpose is the transmission for carrying out energy；Coupling arm, dieelctric sheet are micro-
Band structure.
The following is the multifrequency sharing base station antenna using the phase shifter structure, it includes substrate 6 and the shifting for setting thereon
Phase device 8 and several radiating elements 5 being connected with phase shifter, several radiating elements are connected to combiner 7, by a letter for wideband
Number two signals of narrow frequency are divided into by combiner, then the signal of each narrow frequency is accessed via phase shifter, so as to realize each
Narrow frequency can realize independent phase shift.
Further, phase shifter is two-sided with metallic copper, metallic copper simultaneously and external biography with high frequency laminate as substrate
The outer conductor of defeated line is connected, and metallic copper simultaneously is connected as transmission line with the inner wire of the coaxial cable of radiating element.It is situated between
Matter opens a U-type groove with coaxial cable connecting place, and the width of U-type groove is consistent with the width of the binding post of coaxial cable, connects
The two ends of line terminals are connected with two face copper sheets of dieelctric sheet by the way of welding respectively.
In actual use, radiating element is accessed into combiner first, by a signal for wideband by combiner point
Into two signals of narrow frequency, then the signal of each narrow frequency is accessed via phase shifter, so as to realize that each narrow frequency can be realized solely
Vertical phase shift.In the present embodiment, phase shifter is provided with seven output ends, multiple radiating elements can be simultaneously accessed, according to network design
Demand, can connect one or more radiating elements, the number of access unit number, mainly the scope according to angle of declination and
Whole machine unit number number determine, it is contemplated that the actual demand of the angular region that has a down dip, one radiating element of existing access in this example
, also there are two radiating elements of access, to reach actual network design requirements, so that the required angular region that has a down dip is realized,
The utility model is not limited to the number of the unit number and circular arc in this example.
Reductor of the present utility model is compared with prior art, it is not necessary to do an output shaft again, more time saving material-saving,
Conveniently install on a production line；Compared to the product of same type, transmission efficiency can be up to 10%-15%, consume energy lower,
Performance is more superior.
Above-described is only preferred embodiment of the present utility model, it is noted that for the ordinary skill of this area
For personnel, on the premise of the utility model creation design is not departed from, various modifications and improvements can be made, these all belong to
In protection domain of the present utility model.
Claims (5)
1. a kind of electric tuning antenna of base station phase shifter, it is characterised in that it includes dieelctric sheet and coupling arm, dieelctric sheet one side covers copper,
Another side is provided with the arc structure and main feeder that at least three groups radiuses are sequentially reduced, between arc structure and main feeder mainly
The transmission of energy is realized by coupling arm, changes the gap between coupling arm and circular arc, moreover it is possible to realize the regulation of power, circular arc
The two ends difference external antenna radiating element of structure.
2. electric tuning antenna of base station phase shifter according to claim 1, it is characterised in that each circular arc of the phase shifter structure
Structure is the same center of circle, and the pivot of coupling arm is same center with the center of circle of the arc structure of dieelctric sheet.
3. electric tuning antenna of base station phase shifter according to claim 1, it is characterised in that be provided with the coupling arm and Jie
The arc structure of matter piece corresponds the smaller part circular arc portion for overlapping, for carrying out the transmission of energy；Coupling arm, dieelctric sheet are
Microstrip structure.
4. the multifrequency sharing base station antenna of the electric tuning antenna of base station phase shifter described in a kind of use claim 1-3 any one,
Characterized in that, it includes substrate and the phase shifter for setting thereon and several radiating elements being connected with phase shifter, several
Radiating element is connected to combiner, and one signal of wideband is divided into two signals of narrow frequency by combiner, then by each narrow frequency
Signal via phase shifter access, so as to realize that each narrow frequency can realize independent phase shift.
5. multifrequency sharing base station antenna according to claim 4, it is characterised in that phase shifter is with high frequency laminate as base
Plate, two-sided band metallic copper, metallic copper simultaneously is connected with the outer conductor of external transmission line, and metallic copper simultaneously is used as transmission
Line is connected with the inner wire of the coaxial cable of radiating element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621039954.4U CN206225556U (en) | 2016-09-05 | 2016-09-05 | Electric tuning antenna of base station phase shifter and multifrequency sharing base station antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621039954.4U CN206225556U (en) | 2016-09-05 | 2016-09-05 | Electric tuning antenna of base station phase shifter and multifrequency sharing base station antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206225556U true CN206225556U (en) | 2017-06-06 |
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ID=58782713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621039954.4U Active CN206225556U (en) | 2016-09-05 | 2016-09-05 | Electric tuning antenna of base station phase shifter and multifrequency sharing base station antenna |
Country Status (1)
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|---|---|
| CN (1) | CN206225556U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571527A (en) * | 2016-09-05 | 2017-04-19 | 广东盛路通信科技股份有限公司 | Base station electrically adjustable antenna phase shifter and multiband common base station antenna |
| CN109193161A (en) * | 2018-08-27 | 2019-01-11 | 京信通信系统（中国）有限公司 | phase shifter and antenna |
| CN116613489A (en) * | 2023-07-21 | 2023-08-18 | 中天通信技术有限公司 | Phase shifter and antenna assembly |
-
2016
- 2016-09-05 CN CN201621039954.4U patent/CN206225556U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571527A (en) * | 2016-09-05 | 2017-04-19 | 广东盛路通信科技股份有限公司 | Base station electrically adjustable antenna phase shifter and multiband common base station antenna |
| CN109193161A (en) * | 2018-08-27 | 2019-01-11 | 京信通信系统（中国）有限公司 | phase shifter and antenna |
| CN109193161B (en) * | 2018-08-27 | 2021-05-07 | 京信通信技术(广州)有限公司 | Phase shifter and antenna |
| CN116613489A (en) * | 2023-07-21 | 2023-08-18 | 中天通信技术有限公司 | Phase shifter and antenna assembly |
| CN116613489B (en) * | 2023-07-21 | 2023-10-17 | 中天通信技术有限公司 | Phase shifter and antenna assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220627 Address after: 528100 No. 4 Jinye Second Road, Southwest Industrial Park, Sanshui District, Foshan City, Guangdong Province Patentee after: GUANGDONG SHENGLU TELECOMMUNICATION TECH. Co.,Ltd. Patentee after: Guangdong Shenglu Communication Co., Ltd Address before: 528100 No. 4 Jinye Second Road, Southwest Industrial Park, Sanshui District, Foshan City, Guangdong Province Patentee before: GUANGDONG SHENGLU TELECOMMUNICATION TECH. Co.,Ltd. |
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| TR01 | Transfer of patent right |