CN203895597U - Ultra-wideband dual-polarized base station antenna radiation unit - Google Patents
Ultra-wideband dual-polarized base station antenna radiation unit Download PDFInfo
- Publication number
- CN203895597U CN203895597U CN201420286594.2U CN201420286594U CN203895597U CN 203895597 U CN203895597 U CN 203895597U CN 201420286594 U CN201420286594 U CN 201420286594U CN 203895597 U CN203895597 U CN 203895597U
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- support column
- radiation arm
- base station
- radiating element
- power strip
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Abstract
The utility model provides an ultra-wideband dual-polarized base station antenna radiation unit which comprises the components of: mutually orthogonal radiation arms (1), mutually orthogonal feeder strips (2), a supporting column (3), a reflecting board (4), a plastic fixing block (5), a feeder cable (6), a medium strip (7), a fastener (8), hollow holes (9), rectangular tanks (10), an opening (11) and through holes (12). Through arranging the hollow holes (9) with different shapes on the orthogonal radiation arms (1), and arranging rectangular tanks (10) on the edges of adjacent parts of the radiation arms (1), 0-DEG cross polarization ratio, +/-60-DEG cross polarization ratio, isolation index and direction diagram bandwidth can be better improved. The working frequency band of the ultra-wideband dual-polarized base station antenna radiation unit is 1710-2690MHz in which no distortion of a horizontal surface direction diagram is prevented and wave beam width convergence is within +/-5 DEG. Therefore, the ultra-wideband dual-polarized base station antenna radiation unit can satisfy a plurality of communication standards and facilitates network covering.
Description
Technical field
The utility model belongs to communication technical field, particularly a kind of super band dual polarization antenna for base station radiation element, and it can be widely used in antenna for base station and embellished antenna, can adapt to the needs of multiple communication standard.
Background technology
Antenna is a kind of to the electromagnetic device of space radiation, and the module that electromagenetic wave radiation is responsible in antenna the inside is radiating element.As one of critical component of antenna, radiating element has material impact to the performance of antenna system.Along with the development of wireless communication technology, antenna is increasing on the impact of systematic function, and operator is also more and more higher to antenna requirement simultaneously.In 2G and 3G epoch, antenna generally covers 806-960MHz or 1710-2170MHz, the LTE epoch are entered, antenna need to be worked in larger bandwidth, as 698-960MHz or 1710-2690MHz, therefore, the work of antenna has been proposed to requirements at the higher level, relative bandwidth need to be up to 30% even 50%.On the other hand, along with the growing tension of terrace resource, and the difficulty that coordinate site strengthens, operator wishes that common antenna can support several different communication standards simultaneously, to reduce a day space of planes, saves the cost of building a station, therefore, the market demand of UWB (Ultra Wideband) Antenna, multifrequency antenna is continued to increase.Super broadband radiating unit is the important component part of high-performance UWB (Ultra Wideband) Antenna, multifrequency antenna.
Along with people are more and more higher to the requirement of living environment, in order to meet the requirement of people to communication quality, a large amount of embellished antennas has also been lived in community.Embellished antenna one can be beautified the environment, and also can meet in addition the needs of everybody information interchange.Difficulty is day by day coordinated in site now, and the attention that embellished antenna is subject to is more and more higher, and the initial stage of embellished antenna development is mainly conceived to the design of antenna shapes, there is no too much considering for antenna index.But along with the development of technology and the aggravation of market competition, the requirement to the electric index of embellished antenna has improved in operator, the bid of some embellished antennas has started the electric index of antenna to test and as whether qualified judgment criteria.As one of critical component of embellished antenna, radiating element determines the quality of antenna horizontal radiation pattern performance, determining the isolation index of antenna, and the index such as intermodulation on antenna has direct impact, therefore, high-performance, super broadband radiating unit step into the LTE epoch for embellished antenna, and the lifting of quality has great significance.
But there is following problem in existing super band dual polarization antenna for base station radiating element:
1, more unstable than index in convergence, the cross polarization of the bandwidth of operation inner horizontal beamwidth of 1710-2690MHz;
2, the standing-wave ratio bandwidth of super broadband radiating unit can meet job requirement but directional diagram bandwidth is inadequate, along with distortion has occurred the elevated levels face directional diagram of frequency;
3, the feed structure of super broadband radiating unit and installation form are too complicated, and when batch production, the consistency of standing-wave ratio, intermodulation index is difficult to ensure card, and has increased antenna cost.
Utility model content
The problem existing for background technology, the utility model proposes a kind of super band dual polarization antenna for base station radiating element, its working frequency range is 1710-2690MHz, has stable beamwidth, good cross polarization ratio, enough directional diagram bandwidth in this bandwidth.
The purpose of this utility model is achieved in that
A kind of super band dual polarization antenna for base station radiating element, comprises mutually orthogonal radiation arm (1), mutually just
Power strip (2), support column (3), reflecting plate (4), plastics fixed block (5), feeder cable (6), medium strip (7), securing member (8), hollow hole (9), rectangular channel (10), opening (11), the through hole (12) handed over; Mutually orthogonal radiation arm (1), support column (3), plastics fixed block (5), reflecting plate (4), securing member (8), feeder cable (6) from top to bottom set gradually; Radiation arm (1) is positioned at support column (3) top, and radiation arm (1) is to be electrically connected with the top of support column (3); Support column (3) inside is provided with longitudinal through hole (12), and medium strip (7) is installed on through hole (12) the inside of support column (3), and the longitudinal center of medium strip (7) is identical with the center of circle of support column (3) through hole (12); The upper/lower terminal of medium strip (7) is provided with fixing hole, mutually orthogonal power strip (2) is electrically connected with the end face of radiation arm (1) through the fixing hole of medium strip (7) upper/lower terminal of support column (3) the inside, and medium strip (7) makes power strip (2) move left and right between two parties and not in support column (3) the inside; Power strip (2) is connected with feeder cable (6).
Longitudinal arm of described power strip (2) and feeder cable (6) inner wire electrical connection place are provided with opening (11), the transverse arm of described power strip (2) and radiation arm (1) electrical connection.
The external metallization conductor of described feeder cable (6) is electrically connected together with two cylinders that extend out from support column (3) bottom surface; Feeder cable (6) the inside metallic conductor and power strip (2) opening (11) are located electrical connection; The electric connecting point that feeder cable (6) the inside metallic conductor and power strip (2) opening (11) are located is separate with two cylinders that extend out from support column (3) bottom surface, and both are not electrically connected.
Described two cylinders that extend out from support column (3) bottom surface successively through plastics fixed block (5) and
Reflecting plate (4), and by securing member (8), single unit system is fixed on reflecting plate (4).
On described radiation arm (1), be provided with two above difform hollow holes, offer rectangular channel (10) in the edge of adjacent part between two at radiation arm (1).
Hollow hole (9) on described radiation arm (1) comprises a kind of or its combination in regular triangle, circle, ellipse, fan-shaped and irregular polygon.
Described radiation arm (1) is the rectangular channel at adjacent part edge (10) between two, and its length is 0.07～0.1 wavelength of work centre frequency, and its width is 0.01～0.05 wavelength of work centre frequency; The length of the support column (3) of described and radiation arm (1) electrical connection is 0.25～0.35 wavelength of work centre frequency, with the diameter of the support column (3) of radiation arm (1) electrical connection from bottom to having gradual change with the end face direction of radiation arm (1) electrical connection.
Described mutually orthogonal power strip (2) is made up of metalwork, and described power strip (2) the longitudinally shape of the opening (11) of arm bottom comprises inverted U-shaped, circular, oval.
The figure of the upper hollow hole (9) of described mutually orthogonal radiation arm (1) is identical, and described mutually orthogonal radiation arm (1) is symmetrical taking radiating element center as benchmark, and described mutually orthogonal radiation arm (1) between two adjacent spacing is equidistant.
The regularly arranged super band dual polarization base station array antenna of the upper formation of same reflecting plate (4) that is fixed on of plural the utility model.
Compared with prior art, the utility model is structurally by carrying out difform hollow hole (9) design at radiation arm (1) end face, between adjacent radiation arm (1), carry out appropriate rectangular channel (10) design between two, power strip structure and installation are carried out to rational modification, have made the utlity model has following advantage and beneficial effect:
1, the cross polarization of array antenna 0 degree in 1710-2690MHz of multiple super band dual polarization antenna for base station radiating elements compositions than and ± 60 degree cross polarizations are significantly increased than all;
2, the array antenna of described super broadband radiating unit composition can not produce distortion at 1710-2690MHz inner horizontal directional diagram, and in be converged in ± 5 degree of beamwidth, isolation index has clear improvement;
3, power strip structure and mounting means is simple, and consistency can ensure batch production time is conducive to the stable of standing-wave ratio and intermodulation index.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the utility model embodiment;
Fig. 2 is the vertical view of the utility model embodiment;
Fig. 3 is the power strip schematic diagram of the utility model embodiment;
Fig. 4 is the medium strip schematic diagram of the utility model embodiment;
Fig. 5 is the support column arrangement schematical top view of the utility model embodiment;
Fig. 6 is the support column of the utility model embodiment, the schematic diagram of power strip polycrystalline substance;
Fig. 7 is the plastics fixed-block-architecture (FBA) schematic diagram of the utility model embodiment;
Fig. 8 is the schematic side view of the utility model embodiment;
Fig. 9 is the scheme of installation of radiating element, plastics fixed block and the reflecting plate of the utility model embodiment;
Wherein: 1-radiation arm; 2-power strip; 3-support column; 4-reflecting plate; 5-plastics fixed block; 6-feeder cable; 7-medium strip; 8-securing member; 9-hollow hole; 10-rectangular channel; 11-opening; 12-through hole.
Embodiment
Below in conjunction with listed accompanying drawing and example, the utility model is described in further detail.
As Fig. 1 to Fig. 9, the utility model comprises mutually orthogonal radiation arm (1), mutually orthogonal power strip (2), support column (3), reflecting plate (4), plastics fixed block (5), feeder cable (6), medium strip (7), securing member (8), hollow hole (9), rectangular channel (10), opening (11), through hole (12).
The mutually orthogonal radiation arm (1) of super band dual polarization antenna for base station radiating element is to be electrically connected with the top of support column (3), and mutually orthogonal power strip (2) is electrically connected with the end face of radiation arm (1) through the medium strip (7) of support column (3) the inside; Medium strip (7) is installed on the through hole the inside of support column (3), and medium strip (7) longitudinal center is identical with the center of circle of support column (3) through hole, and medium strip (7) makes power strip (2) move left and right between two parties and not in support column (3) the inside.
The external metallization conductor of feeder cable (6) is electrically connected together with two cylinders that extend out from support column (3) bottom surface, feeder cable (6) the inside metallic conductor and power strip (2) the longitudinally opening (11) of arm are located electrical connection, the electric connecting point that feeder cable (6) the inside metallic conductor and power strip (2) opening (11) are located can not with extend out two cylinders from support column (3) bottom surface and be electrically connected.
Two cylinders that extend out from support column (3) bottom surface are through plastics fixed block (5) and reflecting plate (4), and plastics fixed block (5) is between support column (3) and reflecting plate (4).
Securing member (8) is fixed on described super band dual polarization antenna for base station radiating element on reflecting plate (4).
On radiation arm (1), be provided with two above difform hollow holes (9), offer rectangular channel (10) in the edge of adjacent part between two at radiation arm (1).
Hollow hole (9) on radiation arm (1) comprises a kind of or its combination in regular triangle, circle, ellipse, fan-shaped and irregular polygon.
Radiation arm (1) is the rectangular channel at the edge of adjacent part (10) between two, and its length is 0.07～0.1 wavelength of work centre frequency, and its width is 0.01～0.05 wavelength of work centre frequency; The length of the support column (3) of described and radiation arm (1) electrical connection is 0.25～0.35 wavelength of work centre frequency, with the diameter of the support column (3) of radiation arm (1) electrical connection from bottom to having gradual change with the end face direction of radiation arm (1) electrical connection.
Mutually orthogonal power strip (2) is made up of metalwork, and described power strip (2) longitudinally opening (11) shape of arm bottom comprises inverted U-shaped, circular, oval.
The figure of the upper hollow hole (9) of mutually orthogonal radiation arm (1) is identical, and described mutually orthogonal radiation arm (1) is symmetrical taking radiating element center as benchmark, and described mutually orthogonal radiation arm (1) between two adjacent spacing is equidistant.
The regularly arranged same that is fixed on of plural the utility model is at the super band dual polarization base station array antenna of the up one-tenth of reflecting plate (4).
The utility model can make in be converged in ± 5 degree of horizontal plane beamwidth in 1710-2690MHz frequency range, and 0 spends cross polarization than being significantly increased than all with ± 60 degree cross polarizations, and power strip (2) is simple in structure to be conducive to processing and to assemble.
Claims (9)
1. a super band dual polarization antenna for base station radiating element, is characterized in that: comprise mutually orthogonal radiation arm (1), mutually orthogonal power strip (2), support column (3), reflecting plate (4), plastics fixed block (5), feeder cable (6), medium strip (7), securing member (8), hollow hole (9), rectangular channel (10), opening (11), through hole (12); Mutually orthogonal radiation arm (1), support column (3), plastics fixed block (5), reflecting plate (4), securing member (8), feeder cable (6) from top to bottom set gradually; Radiation arm (1) is positioned at support column (3) top, and radiation arm (1) is to be electrically connected with the top of support column (3); Support column (3) inside is provided with longitudinal through hole (12), medium strip (7) is installed on through hole (12) the inside of support column (3), and the longitudinal center of medium strip (7) is identical with the center of circle of support column (3) through hole (12); The upper/lower terminal of medium strip (7) is provided with fixing hole, longitudinal arm of power strip (2) is through the fixing hole of medium strip (7) upper/lower terminal of support column (3) the inside, the transverse arm of power strip (2) is electrically connected with the end face of radiation arm (1), and medium strip (7) makes power strip (2) move left and right between two parties and not in support column (3) the inside; Power strip (2) is connected with feeder cable (6).
2. the super band dual polarization antenna for base station of one according to claim 1 radiating element, it is characterized in that: longitudinal arm of described power strip (2) and feeder cable (6) inner wire electrical connection place offer opening (11) transverse arm of described power strip (2) and radiation arm (1) electrical connection.
3. the super band dual polarization antenna for base station of one according to claim 1 and 2 radiating element, is characterized in that: the external metallization conductor of described feeder cable (6) is electrically connected together with two cylinders that extend out from support column (3) bottom surface; Feeder cable (6) the inside metallic conductor and power strip (2) opening (11) are located electrical connection; The electric connecting point that feeder cable (6) the inside metallic conductor and power strip (2) opening (11) are located is separate with two cylinders that extend out from support column (3) bottom surface, and both are not electrically connected.
4. the super band dual polarization antenna for base station of one according to claim 3 radiating element, it is characterized in that: described two cylinders that extend out from support column (3) bottom surface pass plastics fixed block (5) and reflecting plate (4) successively, and by securing member (8), single unit system are fixed on reflecting plate (4).
5. the super band dual polarization antenna for base station of one according to claim 1 radiating element, it is characterized in that: on described radiation arm (1), be provided with two above difform hollow holes (9), offer rectangular channel (10) in the edge of adjacent part between two at radiation arm (1).
6. the super band dual polarization antenna for base station of one according to claim 5 radiating element, is characterized in that: the hollow hole (9) on described radiation arm (1) comprises a kind of or its combination in regular triangle, circle, ellipse, fan-shaped and irregular polygon.
7. the super band dual polarization antenna for base station of one according to claim 5 radiating element, it is characterized in that: described radiation arm (1) is the rectangular channel at the edge of adjacent part (10) between two, its length is 0.07～0.1 wavelength of work centre frequency, and its width is 0.01～0.05 wavelength of work centre frequency; The length of the support column (3) of described and radiation arm (1) electrical connection is 0.25～0.35 wavelength of work centre frequency, with support column (3) diameter of radiation arm (1) electrical connection from bottom to having gradual change with radiation arm (1) direction.
8. the super band dual polarization antenna for base station of one according to claim 2 radiating element, is characterized in that: described power strip (2) the longitudinally shape of the opening (11) of arm bottom comprises inverted U-shaped, circular, oval.
9. the super band dual polarization antenna for base station of one according to claim 6 radiating element, it is characterized in that: the figure of the described upper hollow hole (9) of mutually orthogonal radiation arm (1) is identical, described mutually orthogonal radiation arm (1) is symmetrical taking radiating element center as benchmark, and described mutually orthogonal radiation arm (1) between two adjacent spacing is equidistant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420286594.2U CN203895597U (en) | 2014-05-30 | 2014-05-30 | Ultra-wideband dual-polarized base station antenna radiation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420286594.2U CN203895597U (en) | 2014-05-30 | 2014-05-30 | Ultra-wideband dual-polarized base station antenna radiation unit |
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| Publication Number | Publication Date |
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| CN203895597U true CN203895597U (en) | 2014-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420286594.2U Active CN203895597U (en) | 2014-05-30 | 2014-05-30 | Ultra-wideband dual-polarized base station antenna radiation unit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104900987A (en) * | 2015-05-13 | 2015-09-09 | 武汉虹信通信技术有限责任公司 | Broadband radiating unit and antenna array |
| CN105186107A (en) * | 2015-09-23 | 2015-12-23 | 广东曼克维通信科技有限公司 | Dual-polarized antenna and radiation unit thereof |
| CN106654542A (en) * | 2017-03-14 | 2017-05-10 | 武汉虹信通信技术有限责任公司 | Miniature ultra wideband base station antenna unit and antenna array |
| CN107611569A (en) * | 2017-08-24 | 2018-01-19 | 武汉虹信通信技术有限责任公司 | A kind of multifrequency antenna for base station nesting radiating element component and aerial array |
| WO2018184355A1 (en) * | 2017-04-07 | 2018-10-11 | 深圳市景程信息科技有限公司 | Reconstructible high-isolation dual-polarization wideband antenna |
| WO2020134448A1 (en) * | 2018-12-25 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Antenna unit, antenna array, and base station |
-
2014
- 2014-05-30 CN CN201420286594.2U patent/CN203895597U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104900987A (en) * | 2015-05-13 | 2015-09-09 | 武汉虹信通信技术有限责任公司 | Broadband radiating unit and antenna array |
| CN104900987B (en) * | 2015-05-13 | 2019-01-29 | 武汉虹信通信技术有限责任公司 | A kind of broadband radiating unit and aerial array |
| CN105186107A (en) * | 2015-09-23 | 2015-12-23 | 广东曼克维通信科技有限公司 | Dual-polarized antenna and radiation unit thereof |
| CN105186107B (en) * | 2015-09-23 | 2018-08-31 | 广东曼克维通信科技有限公司 | Dual polarized antenna and its radiating element |
| CN106654542A (en) * | 2017-03-14 | 2017-05-10 | 武汉虹信通信技术有限责任公司 | Miniature ultra wideband base station antenna unit and antenna array |
| WO2018184355A1 (en) * | 2017-04-07 | 2018-10-11 | 深圳市景程信息科技有限公司 | Reconstructible high-isolation dual-polarization wideband antenna |
| CN107611569A (en) * | 2017-08-24 | 2018-01-19 | 武汉虹信通信技术有限责任公司 | A kind of multifrequency antenna for base station nesting radiating element component and aerial array |
| WO2020134448A1 (en) * | 2018-12-25 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Antenna unit, antenna array, and base station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 430205 Hubei city of Wuhan province Jiangxia Hidden Dragon Island Tan lake two Road No. 1 Patentee after: CITIC Mobile Communication Technology Co., Ltd Address before: 430073 Hubei province Wuhan Dongxin East Lake high tech Development Zone, Road No. 5 Patentee before: Wuhan Hongxin Telecommunication Technologies Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Patentee after: CITIC Mobile Communication Technology Co.,Ltd. Address before: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Patentee before: CITIC Mobile Communication Technology Co., Ltd |