CN2593385Y - Four-probe fan-shaped wave beam antenna for base station - Google Patents
Four-probe fan-shaped wave beam antenna for base station Download PDFInfo
- Publication number
- CN2593385Y CN2593385Y CN 02255910 CN02255910U CN2593385Y CN 2593385 Y CN2593385 Y CN 2593385Y CN 02255910 CN02255910 CN 02255910 CN 02255910 U CN02255910 U CN 02255910U CN 2593385 Y CN2593385 Y CN 2593385Y
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- base plate
- base station
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Abstract
The utility model discloses a four-probe fan-shaped wave beam antenna for a base station, which comprises a base plate (7), an antenna unit which is arranged on the base plate (7). The is characterized in that at least two antenna units are provided, each antenna unit comprises a paster (4), each paster (4) is connected with the base plate (7) through a supporting column (2), four L-shaped probes (6) are arranged between both the base plate (7) and each paster (4), wherein, the phase of every two opposite L-shaped probes (5) differs by 180 DEG, two adjacent L-shaped probes (5) is vertical to each other, the bottom of the base plate (7) is provided with a power divider (6), the input terminal of the power divider (6) is connected with a communication machine through a radio frequency cable (3), and each output terminal of the power divider is respectively connected with each L-shaped probe (5) through the radio frequency cable (3). The utility model has the advantages of superior performance, strong anti-interference ability, wide frequency band, dual polarization, simple structure, easy use and low cost.
Description
(1) technical field: the utility model relates to a kind of antenna, relates in particular to a kind of four point probe fan-shaped beam base station antenna.
(2) background technology: at present, cellular mobile communication sector cell antenna for base station is a kind of directed beam antenna, it is except needs satisfy the requirement of general antenna for base station, last Sidelobe Suppression characteristic and following secondary lobe filling characteristic at zero point also should be arranged, the former is in order to suppress the interference to neighbor base station, the latter is in order to make in the area of coverage incoming level even, in addition, in order to reduce the interference of adjacent area and to improve the communication quality of service area, sometimes require antenna beam that to a certain degree inclination will be arranged, this inclination can be adopted the method for machinery or the way of electronics beam tilt, and the performance of electronics beam tilt is better than the performance of mechanical tilt; Moreover, in order to overcome the various fade-outs of received signal, need to adopt dual polarized antenna, the advantage of dual polarized antenna is to save the single base station antenna amount, can reduce call loss, reduces and disturbs, improve the service quality of the whole network, and set up easy for installation, the saving fund, and for the isolation that suppresses inside and outside interference requirement dual polarized antenna and front and back than higher index will be arranged.Existing antenna all deficiency and defective of various degrees aspect above-mentioned antenna performance, for example: vibrator type antenna structure complexity, microstrip type antenna working band is narrow, all is difficult for realizing dual polarization perfectly.Existing dual polarized antenna, such as the slit coupled antenna, its gain is low and preceding thickness rate is low; And for example aperture-coupled antenna, be a kind of sandwich construction, be suitable for the situation of big broadband and high polarization purity, but standing-wave ratio has only 5% less than 1.2 bandwidth, also very narrow, existing antenna does not all reach high-quality, and antijamming capability is strong, broadband, dual polarization, requirement simple in structure, easy to use, that production cost is low.
(3) summary of the invention: the purpose of this utility model is to overcome the deficiency of above-mentioned prior art and a kind of high-quality is provided, and antijamming capability is strong, broadband, and dual polarization, simple in structure, easy to use, the four point probe fan-shaped beam base station antenna that production cost is low.
The purpose of this utility model can reach by following measure: a kind of dual polarization fan-shaped beam base station antenna, it comprises base plate 7, base plate 7 is provided with antenna element, it is characterized in that this antenna element is provided with two at least, each antenna element comprises a paster 4, each paster 4 all links to each other with base plate 7 by pillar 2, be equipped with four L shaped probes 5 between base plate 7 and each paster 4,180 ° of the phase phasic differences of wherein per two opposing L shape probes 5, two adjacent L shaped probes 5 are vertical mutually, the bottom of base plate 7 is provided with power splitter 6, the input of power splitter 6 links to each other with communication equipment by radio frequency cable 3, each output of power splitter 6 links to each other with each L shaped probe 5 by radio frequency cable 3 respectively
In order further to realize that the purpose of this utility model, the quantity of described antenna element are N=2n (n=1,2,3,4......n is an integer).
In order further to realize the purpose of this utility model, described antenna element is 4, the bottom of base plate 7 is provided with two one-to-two power splitters 6, the input of each one-to-two power splitter 6 links to each other with communication equipment by a radio frequency cable 3, two outputs of one of them one-to-two power splitter 6 link to each other with two inputs of two one fen four power splitters by two radio frequency cables 3 respectively, 8 outputs of two one fen four power splitters link to each other with the L shaped probe 5 of 8 same polarised directions by 8 radio frequency cables 3 respectively, two outputs of another one-to-two power splitter 6 link to each other with two inputs of two one fen four power splitters by two radio frequency cables 3 respectively, and 8 outputs of two one fen four power splitters link to each other with the L shaped probe 5 of 8 same polarised directions by 8 radio frequency cables 3 respectively.
In order further to realize the purpose of this utility model being connected with little paster 1 by pillar 2 on the described paster 4.
In order further to realize the purpose of this utility model, described paster 4 and little paster 1 can be square paster.
In order further to realize the purpose of this utility model, the bottom of described base plate 7 is connected with base plate 12 by supporting seat 11, and the dual-side of base plate 12 is outward-dipping.
In order further to realize the purpose of this utility model, described base plate 7 is provided with shirt rim 10 on every side.
In order further to realize the purpose of this utility model, described base plate 12 is covered with radome 8.
The utility model can produce following good effect compared with the prior art: the utility model is the plate shaped dual polarized antenna that is provided with L shaped probe, its superior performance, volume is little, in light weight, be convenient to set up and install, such as GSM digital mobile communication network three sector directional base station antennas are general with 9 antennas now, 3 antennas of each fan-shaped use (one two receipts), and want space diversity, and consider setting up and installation question of antenna, often do not possess owing to the antenna installation mounting condition, and need change the position of best base station antenna site, and use dual polarized antenna of the present utility model, 1 antenna of each fan-shaped needs, do not need space diversity, such base station does not just need to build iron tower, has saved a large amount of funds, when selecting the site, base station for use, substantially can satisfy the antenna installation condition, make the selected of site, base station become easy.The utility model bandwidth gains and front and back ratio height in addition, reduces call loss, reduces interference, the service quality of raising the whole network.
Element antenna of the present utility model has used the four point probe structure, corresponds to same polarization in twos, and probe horizontal component direction is opposite, two probe reverse feedings on the straight line, and the way that adopts inside, unit to offset reaches high-isolation and low cross-couplings; Because symmetry on the structure, each performance index has all reached optimum state, so overall target is very high.
Entire antenna of the present utility model is got up with the radome cover; formed closed system; antenna element, feeding network and whole member that protection is inner; it uses high-quality PVC plastic processing to be shaped; can be high temperature resistant, anticorrosive, antiultraviolet; can bear high-intensity mechanical pressure, the water-tight performance strong and it be transparent substantially concerning electromagnetic wave.
(4) description of drawings:
Fig. 1 is the vertical view of four cellular constructions of the present utility model;
Fig. 2 is the upward view of four cellular constructions of the present utility model;
Fig. 3 is the A-A rotation enlarged drawing of Fig. 1.
(5) embodiment: preferred forms of the present utility model is elaborated below in conjunction with accompanying drawing:
Embodiment: a kind of four point probe fan-shaped beam base station antenna (referring to Fig. 1, Fig. 2, Fig. 3), it comprises base plate 7, and the bottom of base plate 7 is connected with base plate 12 by supporting seat 11, and the dual-side of base plate 12 is outward-dipping, base plate 12 is covered with radome 8, and base plate 7 is provided with shirt rim 10 on every side.Connect an antenna element on the base plate 7, antenna element is provided with 4, each antenna element comprises a square paster 4, the upper end of each paster 4 connects a square little paster 1 by 4 glass pillars 2, the lower end of each paster 4 links to each other with base plate 7 by 4 glass pillars 2, between base plate and each paster 4, all connect four L shaped probes 5 on the base plate 7,180 ° of the phase phasic differences of wherein per two opposing L shape probes 5, two adjacent L shaped probes 5 are vertical mutually, the bottom of base plate 7 is provided with two one-to-two power splitters 6, the input of each one-to-two power splitter 6 links to each other with communication equipment by a radio frequency cable 3, two outputs of one of them one-to-two power splitter 6 link to each other with two inputs of two one fen four power splitters by two radio frequency cables 3 respectively, 8 outputs of two one fen four power splitters link to each other with the L shaped probe 5 of 8 same polarised directions by 8 radio frequency cables 3 respectively, two outputs of another one-to-two power splitter 6 link to each other with two inputs of two one fen four power splitters by two radio frequency cables 3 respectively, and 8 outputs of two one fen four power splitters link to each other with the L shaped probe 5 of 8 same polarised directions by 8 radio frequency cables 3 respectively.Radiofrequency signal from the base station enters in the feeding network of array antennas via the transmission line that is connected to 7/16 joint 9, in network, arrive the input of two one-to-two power splitters by radio frequency cable, the output of one-to-two power splitter is distributed into four tunnel outputs with the signal constant amplitude, every road output encourages each probe again, probe by after the feed excitation again radiation frequency electromagnetic waves electromagnetic wave on paster 4, produce surface current, (this surface current also can be coupled to little paster 1), be radiated free space by radome 8 then, form antenna pattern.Because be that two-way is that dual polarization (45 ° in soil) signal radiate simultaneously, base plate 12, base plate 7 is reflection of electromagnetic wave mechanisms together with its peripheral apron 10, it is with L shaped probe 5, the forward direction space is arrived in the reflection of electromagnetic wave that paster 4 and little paster 1 are radiated on other, make antenna array form unidirectional (orientation) radiation, the spacing dimension of antenna element requires to determine according to shaped-beam, with four of power splitter not isometric radio frequency cables be one to one, this two packet size has been formed asymmetric, unequal-interval, the shaped aerial battle array of different current feed phases has guaranteed the figuration characteristic and the corresponding radiation characteristic of antenna for base station.Above-mentioned antenna element can be established at least two as required, according to power splitter and the radio frequency cable that the quantity setting of set antenna element is complementary with it, forms corresponding feeding network.
Claims (10)
1, a kind of four point probe fan-shaped beam base station antenna, it comprises base plate (7), base plate (7) is provided with antenna element, it is characterized in that this antenna element is provided with two at least, each antenna element comprises a paster (4), each paster (4) all links to each other with base plate (7) by pillar (2), be equipped with four L shaped probes (5) between base plate (7) and each paster (4), 180 ° of the phase phasic differences of wherein per two opposing L shape probes (5), adjacent two L shaped probes (5) are vertical mutually, the bottom of base plate (7) is provided with power splitter (6), the input of power splitter (6) links to each other with communication equipment by radio frequency cable (3), and each output of power splitter (6) links to each other with each L shaped probe (5) by radio frequency cable (3) respectively.
2, a kind of four point probe fan-shaped beam according to claim 1 base station antenna, the quantity that it is characterized in that described antenna element are N=2n (n=1,2,3,4......n is an integer).
3, a kind of four point probe fan-shaped beam according to claim 1 base station antenna, it is characterized in that described antenna element is 4, the bottom of base plate (7) is provided with two one-to-two power splitters (6), the input of each one-to-two power splitter (6) links to each other with communication equipment by a radio frequency cable (3), two outputs of one of them one-to-two power splitter (6) link to each other with two inputs of two one fen four power splitters by two radio frequency cables (3) respectively, 8 outputs of two one fen four power splitters link to each other with the L shaped probe (5) of 8 same polarised directions by 8 radio frequency cables 3 respectively, two outputs of another one-to-two power splitter (6) link to each other with two inputs of two one fen four power splitters by two radio frequency cables (3) respectively, and 8 outputs of two one fen four power splitters link to each other with the L shaped probe (5) of 8 same polarised directions by 8 radio frequency cables 3 respectively.
4,, it is characterized in that described paster (4) upward is connected with little paster (1) by pillar (2) according to claim 1 or 2 or 3 described a kind of four point probe fan-shaped beam base station antennas.
5, a kind of four point probe fan-shaped beam according to claim 4 base station antenna is characterized in that described little paster (1) is square paster.
6, a kind of four point probe fan-shaped beam according to claim 1 base station antenna is characterized in that described paster (4) is square paster.
7, according to claim 1 or 3 described a kind of four point probe fan-shaped beam base station antennas, it is characterized in that the bottom of described base plate 7 is connected with base plate (12) by supporting seat (11), the dual-side of base plate (12) is outward-dipping.
8, a kind of four point probe fan-shaped beam according to claim 7 base station antenna is characterized in that described base plate (7) is provided with shirt rim (10) on every side.
9, according to claim 1 or 3 described a kind of four point probe fan-shaped beam base station antennas, it is characterized in that described base plate (7) is provided with shirt rim (10) on every side.
10, a kind of four point probe fan-shaped beam according to claim 1 base station antenna is characterized in that described base plate (12) is covered with radome (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02255910 CN2593385Y (en) | 2002-12-10 | 2002-12-10 | Four-probe fan-shaped wave beam antenna for base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02255910 CN2593385Y (en) | 2002-12-10 | 2002-12-10 | Four-probe fan-shaped wave beam antenna for base station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2593385Y true CN2593385Y (en) | 2003-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02255910 Expired - Fee Related CN2593385Y (en) | 2002-12-10 | 2002-12-10 | Four-probe fan-shaped wave beam antenna for base station |
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| CN (1) | CN2593385Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103036013A (en) * | 2012-11-20 | 2013-04-10 | 江苏安特耐科技有限公司 | 2.4 gigahertz (G) four-unit vertical and horizontal dual-polarized antenna element |
| CN103036069A (en) * | 2012-11-20 | 2013-04-10 | 江苏安特耐科技有限公司 | 5.8 gigahertz (G) double-unit positive and negative 45-degree dual-polarized antenna element |
| CN104685714A (en) * | 2012-07-31 | 2015-06-03 | 新生组织网络有限公司 | Patch antenna |
| CN107645066A (en) * | 2017-08-03 | 2018-01-30 | 东莞市云通通讯科技有限公司 | Improve the communication base station antenna that secondary lobe suppresses |
| CN110224223A (en) * | 2018-03-02 | 2019-09-10 | 三星电机株式会社 | Antenna equipment |
| CN113366704A (en) * | 2019-01-31 | 2021-09-07 | 株式会社村田制作所 | Planar antenna, planar array antenna, multi-axis array antenna, wireless communication module, and wireless communication device |
-
2002
- 2002-12-10 CN CN 02255910 patent/CN2593385Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104685714A (en) * | 2012-07-31 | 2015-06-03 | 新生组织网络有限公司 | Patch antenna |
| CN104685714B (en) * | 2012-07-31 | 2018-01-16 | 新生组织网络有限公司 | Paster antenna |
| CN103036013A (en) * | 2012-11-20 | 2013-04-10 | 江苏安特耐科技有限公司 | 2.4 gigahertz (G) four-unit vertical and horizontal dual-polarized antenna element |
| CN103036069A (en) * | 2012-11-20 | 2013-04-10 | 江苏安特耐科技有限公司 | 5.8 gigahertz (G) double-unit positive and negative 45-degree dual-polarized antenna element |
| CN107645066A (en) * | 2017-08-03 | 2018-01-30 | 东莞市云通通讯科技有限公司 | Improve the communication base station antenna that secondary lobe suppresses |
| CN110224223A (en) * | 2018-03-02 | 2019-09-10 | 三星电机株式会社 | Antenna equipment |
| CN110224223B (en) * | 2018-03-02 | 2021-09-24 | 三星电机株式会社 | Antenna device |
| CN113690608A (en) * | 2018-03-02 | 2021-11-23 | 三星电机株式会社 | Antenna device |
| US11233337B2 (en) | 2018-03-02 | 2022-01-25 | Samsung Electro-Mechanics Co., Ltd. | Antenna apparatus |
| CN113366704A (en) * | 2019-01-31 | 2021-09-07 | 株式会社村田制作所 | Planar antenna, planar array antenna, multi-axis array antenna, wireless communication module, and wireless communication device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |