CN103457036A - Two-channel wideband antenna - Google Patents
Two-channel wideband antenna Download PDFInfo
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- CN103457036A CN103457036A CN201310386026XA CN201310386026A CN103457036A CN 103457036 A CN103457036 A CN 103457036A CN 201310386026X A CN201310386026X A CN 201310386026XA CN 201310386026 A CN201310386026 A CN 201310386026A CN 103457036 A CN103457036 A CN 103457036A
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Abstract
The invention relates to a two-channel wideband antenna which is characterized in that the two-channel wideband antenna mainly comprises a reflection plate, radiation units and wireless separation components, the two sides of the reflection plate are bent to form a reflection wall which is bent outwards repeatedly, the repeated-bent reflection wall comprises a first reflection wall unit, a second reflection wall unit and a third reflection wall unit from the center to the two sides of the reflection plate, an auxiliary reflection wall unit is arranged on the outer side of the third reflection wall unit, the reflection plate is provided with 12 radiation units in the long axial direction of the reflection plate, the radiation units are PCB printing oscillators, and the wireless separation components are arranged between the first radiation unit and the second radiation unit and between the second radiation unit and the third radiation unit. The two-channel wideband antenna has the advantages that the reflection plate with a plurality of reflection faces and the PCB printing oscillators are matched to form the two-channel wideband antenna, performance requirements in the work frequencies of 1710-1850MHz, 1880-1920MHz, 2010-2025MHz and 2555-2635HMz can be met, a DSC1800 system and a TDD system can be covered, the application range is wide, and communication quality is high.
Description
Technical field
The present invention relates to a kind of antenna, particularly a kind of binary channels wide frequency antenna.
Background technology
In cell mobile communication systems, antenna is communicating equipment circuit signal and the electromagnetic transducer of space radiation, be the bridgehead of spacing wireless communication, so antenna for base station is the important component part of mobile communication system, its characteristic directly affects the overall performance of whole wireless network.
Be accompanied by the continuous progress of science and technology, huge variation is also occurring in wireless communication field day by day, in traditional limited frequency domain, can't realize and meet the demand that people are more and more higher, and opening up the wide band scope of application is the extremely urgent fact.Antenna is as in wireless communication system, indispensable assembly, and it is significant that the research of broadband, ultra-wideband antenna just becomes.Performance quality due to antenna, affect directly or indirectly the communication quality of whole communication system, therefore, the different requirement according to reality, design high-quality antenna, become pursuing a goal of many Antenna Design persons, simultaneously, high-level requirement has brought opportunities and challenges also to the design of antenna, and its research has become a large focus gradually.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of simple in structure, binary channels wide frequency antenna that performance index are high.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of binary channels wide frequency antenna, its innovative point is: mainly comprise reflecting plate, radiating element and wireless barrier assembly, the dual-side bending of reflecting plate forms an outside repeatedly reflecting wall of bending, in this many catadioptrics wall self-reflection plate, the mind-set both sides are followed successively by the first reflecting wall, the second reflecting wall and the 3rd reflecting wall, in the arranged outside of the 3rd reflecting wall, auxiliary reflecting wall are arranged; The long 1389mm of described reflecting plate, wide 48.67mm; The length of described the first reflecting wall is 24.39mm, and the first reflecting wall be take reflecting plate as the benchmark bending that makes progress, and the angle of the first reflecting wall and baffle reflection face is α, α=25 °; The length of described the second reflecting wall is 24.39mm, and the second reflecting wall be take reflecting plate as the benchmark bending that makes progress, and the angle of the second reflecting wall and baffle reflection face is β, β=45 °; The length of described the 3rd reflecting wall is 17.54mm, and the 3rd reflecting wall be take reflecting plate as the benchmark downward bending, and the angle of the 3rd reflecting wall and baffle reflection face is γ, γ=45 °; The cross section of described auxiliary reflecting wall is not contour U-shaped, and the long limit of auxiliary reflecting wall is connected with the 3rd reflecting wall, and the length on the long limit of auxiliary reflecting wall is 37.41mm, and bottom lengths is 19.61mm, and the length of minor face is 24.39mm; And the long and short limit of described auxiliary reflecting wall 1d and the angle of baffle reflection face are θ, θ=69 °; Reflecting plate is being distributed with 12 radiating elements along its long axis direction, the spacing between the adjacent radiation unit is 115mm, and described radiating element is the PCB printing vibrator; Be provided with wireless barrier assembly between described first and second radiating element and between second and third radiating element, wireless barrier assembly comprises an isolating bar, at isolating bar, by nylon insulator, is arranged on reflecting plate; The long 80mm of isolating bar between first and second radiating element, wide 8mm, thick 1mm, isolating bar is 34mm apart from the height of reflecting plate; The long 100mm of isolating bar between second and third radiating element, wide 8mm, thick 1mm, isolating bar is 34mm apart from the height of reflecting plate; The end of said reflection plate is provided with the radio-frequency joint group, and radiating element is connected with the radio-frequency joint group by the feeder network that is positioned at the reflecting plate reverse side.
Further, described PCB printing vibrator comprises PCB panel and Ba Lun base, the Ba Lun floor installation is on reflecting plate, the PCB erecting of panel is in the upper end of Ba Lun base, the upper and lower surface of PCB panel is provided with four and is the shaped as frame sheet metal that Radiation distributes, the outer end of shaped as frame sheet metal connects the little copper pipe of vertical direction, and the upper and lower shaped as frame sheet metal of described correspondence position is by the guide hole oscillator arms that is electrically connected to form; Between dipole arm by the polarization that is electrically connected to form of metal feed tab; This PCB panel is 30mm apart from the height of reflecting surface.
The invention has the advantages that: utilize the reflecting plate of many foldings face to coordinate a binary channels wide frequency antenna of formation with PCB printed panel oscillator, all meet performance requirement at 1710-1850MHz, 1880-1920MHz, 2010-2025MHz, 2555-2635MHz working frequency range, can contain DCS1800 and TDD system, applied widely, the high communication quality.
The accompanying drawing explanation
Fig. 1 is binary channels wide frequency antenna vertical view in the present invention.
Fig. 2 is binary channels wide frequency antenna end view in the present invention.
Fig. 3 is PCB printing vibrator structural representation in the present invention.
Fig. 4 is PCB printing vibrator vertical view in the present invention.
Fig. 5 is wireless barrier assembly structural representation in the present invention.
Fig. 6 is the actual resolution chart of binary channels wide frequency antenna circuit parameter in the present invention.
Fig. 7 is binary channels wide frequency antenna elevation radiation patytern in the present invention.
Fig. 8 is binary channels wide frequency antenna horizontal radiation pattern in the present invention.
Embodiment
Embodiment
Refer to Fig. 1,2, the present invention has disclosed a kind of binary channels wide frequency antenna structure, and it mainly comprises reflecting plate 1, radiating element and wireless barrier assembly,
The long 1389mm of reflecting plate 1, wide 48.67mm, its dual-side bending forms an outside repeatedly reflecting wall of bending, in this many catadioptrics wall self-reflection plate 1, the mind-set both sides are followed successively by the first reflecting wall 1a, the second reflecting wall 1b and the 3rd reflecting wall 1c, in the arranged outside of the 3rd reflecting wall 1c, auxiliary reflecting wall 1d are arranged.
The length of described the first reflecting wall 1a is 24.39mm, and the first reflecting wall 1a be take reflecting plate 1 as the benchmark bending that makes progress, and the angle of the first reflecting wall 1a and baffle reflection face is α, α=25 °;
The length of described the second reflecting wall 1b is 24.39mm, and the second reflecting wall 1b be take reflecting plate 1 as the benchmark bending that makes progress, and the angle of the second reflecting wall 1b and baffle reflection face is β, β=45 °;
The length of described the 3rd reflecting wall 1c is 17.54mm, and the 3rd reflecting wall 1c be take reflecting plate 1 as the benchmark downward bending, and the angle of the 3rd reflecting wall 1c and baffle reflection face is γ, γ=45 °, and the second reflecting wall 1b is mutually vertical with the 3rd reflecting wall 1c;
The cross section of auxiliary reflecting wall 1d is not contour U-shaped, and its long limit is connected with the 3rd reflecting wall 1c, and the long edge lengths of auxiliary reflecting wall 1d is 37.41mm, and bottom lengths is 19.61mm, and the length of minor face is 24.39mm; And the long and short limit of described auxiliary reflecting wall 1d and the angle of baffle reflection face are θ, θ=69 °;
Reflecting plate 1 is being distributed with 12 radiating elements along its long axis direction, spacing between the adjacent radiation unit is 115mm, as Fig. 3, shown in 4, described radiating element is PCB printing vibrator 2, PCB printing vibrator 2 comprises PCB panel 21 and Ba Lun base 22, Ba Lun base 22 is arranged on reflecting plate 1, PCB panel 21 is arranged on the upper end of Ba Lun base 22, PCB panel 21 upper, lower surface is provided with four and is the shaped as frame sheet metal that Radiation distributes, the outer end of shaped as frame sheet metal connects the little copper pipe 23 of vertical direction, described correspondence position upper, the lower frame sheet metal is by the guide hole oscillator arms that is electrically connected to form, between dipole arm by the polarization that is electrically connected to form of metal feed tab, the length and width of this PCB panel 21 are 47mm, and the PCB panel is 30mm apart from the height of 21 reflectings surface.
Be provided with wireless barrier assembly 3 between described first and second radiating element and between second and third radiating element, as shown in Figure 5, described wireless barrier assembly comprises an isolating bar 31, at isolating bar 31, by nylon insulator 32, is arranged on reflecting plate 1.
Wherein, the long 80mm of the isolating bar between first and second radiating element, wide 8mm, thick 1mm, isolating bar is 34mm apart from the height of reflecting plate.
The long 100mm of isolating bar between second and third radiating element, wide 8mm, thick 1mm, isolating bar is 34mm apart from the height of reflecting plate.
The end of said reflection plate is provided with the radio-frequency joint group, and radiating element is connected with the radio-frequency joint group by the feeder network that is positioned at the reflecting plate reverse side.
Binary channels wide frequency antenna electrical parameters measure standard in the present invention is as follows:
Fig. 6 shows the actual resolution chart of binary channels wide frequency antenna circuit parameter in the present invention.
Can find out each radiation port voltage standing wave(VSW)<1.4; Isolation is less than-30.
Fig. 7 shows binary channels wide frequency antenna elevation radiation patytern in the present invention, and wherein, L1 is test frequency 1795MHz, and L2 is test frequency 1920 MHz, and L3 is test frequency 2010 MHz, and L4 is test frequency 2595 MHz.In figure,
Under test frequency 1795MHz: the 3db width: 6.56 °; Front and back ratio: 26.49dB; A right secondary lobe :-15.07dB; Antenna tilt: 6.61 °;
Under test frequency 1920MHz: the 3db width: 5.95 °; Front and back ratio: 31.77dB; A right secondary lobe :-17.43dB; Antenna tilt: 6.76 °;
Under test frequency 2010MHz: the 3db width: 5.68 °; Front and back ratio: 33.92dB; A right secondary lobe :-19.14dB; Antenna tilt: 6.76 °;
Under test frequency 2595MHz: the 3db width: 4.61 °; Front and back ratio: 32.26dB; A right secondary lobe :-17.73dB; Antenna tilt: 6.76 °;
Fig. 8 shows binary channels wide frequency antenna horizontal radiation pattern in the present invention, and wherein, L1 is test frequency 1795MHz, and L2 is test frequency 1920 MHz, and L3 is test frequency 2010 MHz, and L4 is test frequency 2595 MHz.In figure,
Under test frequency 1795MHz: the 3db width: 73.36 °; Front and back ratio: 25.77dB;
Under test frequency 1920MHz: the 3db width: 66.88 °; Front and back ratio: 26.22dB;
Under test frequency 2010MHz: the 3db width: 61.05 °; Front and back ratio: 26.47dB;
Under test frequency 2595MHz: the 3db width: 57.99 °; Front and back ratio: 23.76dB.
In sum, the binary channels wide frequency antenna in the present invention all meets performance requirement at 1710-1850MHz, 1880-1920MHz, 2010-2025MHz, 2555-2635MHz working frequency range, can contain DCS1800 and TDD system, applied widely, the high communication quality.
Claims (2)
1. a binary channels wide frequency antenna is characterized in that: mainly comprise reflecting plate, radiating element and wireless barrier assembly,
The dual-side bending of reflecting plate forms an outwards reflecting wall of bending repeatedly, and in this many catadioptrics wall self-reflection plate, the mind-set both sides are followed successively by the first reflecting wall, the second reflecting wall and the 3rd reflecting wall, in the arranged outside of the 3rd reflecting wall, auxiliary reflecting wall is arranged;
The long 1389mm of described reflecting plate, wide 48.67mm;
The length of described the first reflecting wall is 24.39mm, and the first reflecting wall be take reflecting plate as the benchmark bending that makes progress, and the angle of the first reflecting wall and baffle reflection face is α, α=25 °;
The length of described the second reflecting wall is 24.39mm, and the second reflecting wall be take reflecting plate as the benchmark bending that makes progress, and the angle of the second reflecting wall and baffle reflection face is β, β=45 °;
The length of described the 3rd reflecting wall is 17.54mm, and the 3rd reflecting wall be take reflecting plate as the benchmark downward bending, and the angle of the 3rd reflecting wall and baffle reflection face is γ, γ=45 °;
The cross section of described auxiliary reflecting wall is not contour U-shaped, and the long limit of auxiliary reflecting wall is connected with the 3rd reflecting wall, and the length on the long limit of auxiliary reflecting wall is 37.41mm, and bottom lengths is 19.61mm, and the length of minor face is 24.39mm; And the long and short limit of described auxiliary reflecting wall 1d and the angle of baffle reflection face are θ, θ=69 °;
Reflecting plate is being distributed with 12 radiating elements along its long axis direction, the spacing between the adjacent radiation unit is 115mm, and described radiating element is the PCB printing vibrator;
Be provided with wireless barrier assembly between described first and second radiating element and between second and third radiating element, wireless barrier assembly comprises an isolating bar, at isolating bar, by nylon insulator, is arranged on reflecting plate;
The long 80mm of isolating bar between first and second radiating element, wide 8mm, thick 1mm, isolating bar is 34mm apart from the height of reflecting plate;
The long 100mm of isolating bar between second and third radiating element, wide 8mm, thick 1mm, isolating bar is 34mm apart from the height of reflecting plate;
The end of said reflection plate is provided with the radio-frequency joint group, and radiating element is connected with the radio-frequency joint group by the feeder network that is positioned at the reflecting plate reverse side.
2. binary channels wide frequency antenna according to claim 1, it is characterized in that: described PCB printing vibrator comprises PCB panel and Ba Lun base, the Ba Lun floor installation is on reflecting plate, the PCB erecting of panel is in the upper end of Ba Lun base, the upper and lower surface of PCB panel is provided with four and is the shaped as frame sheet metal that Radiation distributes, the outer end of shaped as frame sheet metal connects the little copper pipe of vertical direction, and the upper and lower shaped as frame sheet metal of described correspondence position is by the guide hole oscillator arms that is electrically connected to form; Between dipole arm by the polarization that is electrically connected to form of metal feed tab; This PCB panel is 30mm apart from the height of reflecting surface.
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| CN201310386026.XA CN103457036B (en) | 2013-08-30 | 2013-08-30 | A kind of Two-channel wideband antenna |
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| CN201310386026.XA CN103457036B (en) | 2013-08-30 | 2013-08-30 | A kind of Two-channel wideband antenna |
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| CN103457036B CN103457036B (en) | 2015-11-18 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956566A (en) * | 2014-05-14 | 2014-07-30 | 武汉虹信通信技术有限责任公司 | Miniaturized wideband radiating element suitable for TD-LTE antennas |
| CN104953241A (en) * | 2014-07-02 | 2015-09-30 | 李梓萌 | Miniaturization dual-polarized base station antenna |
| CN107086373A (en) * | 2016-12-29 | 2017-08-22 | 江苏华灿电讯股份有限公司 | A kind of dual-band and dual-polarization wide frequency antenna |
| CN107171063A (en) * | 2017-06-07 | 2017-09-15 | 江苏华灿电讯股份有限公司 | A kind of three port dual-band antennas |
| CN107230827A (en) * | 2017-05-31 | 2017-10-03 | 深圳三星通信技术研究有限公司 | A kind of half-wave dipole, radiating element and antenna |
| CN111865283A (en) * | 2019-04-25 | 2020-10-30 | 亚德诺半导体国际无限责任公司 | High power RF switch with low leakage current and low insertion loss |
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| CN202523848U (en) * | 2012-02-10 | 2012-11-07 | 摩比天线技术（深圳）有限公司 | Ultrawide-band dual-polarized electrically-tunable antenna |
| CN202749512U (en) * | 2012-07-20 | 2013-02-20 | 江苏华灿电讯股份有限公司 | High-gain high-interactive polarization ratio radiation unit |
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2013
- 2013-08-30 CN CN201310386026.XA patent/CN103457036B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202523848U (en) * | 2012-02-10 | 2012-11-07 | 摩比天线技术（深圳）有限公司 | Ultrawide-band dual-polarized electrically-tunable antenna |
| CN202749512U (en) * | 2012-07-20 | 2013-02-20 | 江苏华灿电讯股份有限公司 | High-gain high-interactive polarization ratio radiation unit |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956566A (en) * | 2014-05-14 | 2014-07-30 | 武汉虹信通信技术有限责任公司 | Miniaturized wideband radiating element suitable for TD-LTE antennas |
| CN103956566B (en) * | 2014-05-14 | 2016-04-27 | 武汉虹信通信技术有限责任公司 | A kind of miniaturized broadband radiating unit being applicable to TD-LTE antenna |
| CN104953241A (en) * | 2014-07-02 | 2015-09-30 | 李梓萌 | Miniaturization dual-polarized base station antenna |
| CN104953241B (en) * | 2014-07-02 | 2018-04-27 | 广州司南天线设计研究所有限公司 | Minimize Bipolarization antenna for base station |
| CN107086373A (en) * | 2016-12-29 | 2017-08-22 | 江苏华灿电讯股份有限公司 | A kind of dual-band and dual-polarization wide frequency antenna |
| CN107230827A (en) * | 2017-05-31 | 2017-10-03 | 深圳三星通信技术研究有限公司 | A kind of half-wave dipole, radiating element and antenna |
| CN107171063A (en) * | 2017-06-07 | 2017-09-15 | 江苏华灿电讯股份有限公司 | A kind of three port dual-band antennas |
| CN111865283A (en) * | 2019-04-25 | 2020-10-30 | 亚德诺半导体国际无限责任公司 | High power RF switch with low leakage current and low insertion loss |
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| CN103457036B (en) | 2015-11-18 |
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Address after: 226500 Yongfu County, Rugao City, Jiangsu province Nantong Yongfu industrial concentration area (Yongfu village five sets) Patentee after: Jiangsu Huacan Telecom Group Co., Ltd. Address before: 226500 Yongfu Industrial Concentration Zone, Changjiang Town, Rugao City, Suzhou City, Jiangsu Province (Group 5, Yongfu Village) Patentee before: Jiangsu Huacan Telecommunications Co., Ltd. |
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