CN107946736A - Multifrequency antenna for base station and its low frequency radiating element - Google Patents
Multifrequency antenna for base station and its low frequency radiating element Download PDFInfo
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- CN107946736A CN107946736A CN201711386560.5A CN201711386560A CN107946736A CN 107946736 A CN107946736 A CN 107946736A CN 201711386560 A CN201711386560 A CN 201711386560A CN 107946736 A CN107946736 A CN 107946736A
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- 230000005855 radiation Effects 0.000 claims abstract description 90
- 230000010287 polarization Effects 0.000 claims description 8
- 230000009977 dual effect Effects 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000002955 isolation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
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- 238000003672 processing method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
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Abstract
The invention discloses a kind of multifrequency antenna for base station and its low frequency radiating element, wherein the low frequency radiating element includes：At least one radiation arm and the support radiation arm and the feed Balun fed for it, the radiation arm includes the first end that be connected with the feed Balun and is connected with the first end and the second end of the remote feed Balun, the recessed enclosure cavity for forming the radiating surface less than the low frequency radiating element of the second end, the enclosure cavity are used to set high frequency radiating element.Pass through the recessed cross sectional dimensions for forming the enclosure cavity for being used for placing high frequency radiating element, multifrequency antenna for base station being greatly reduced on the basis of the radiation characteristic of multifrequency antenna for base station is not influenced of the radiation arm in low frequency radiating element.
Description
Technical field
The present invention relates to mobile communication technology field, more particularly to a kind of multifrequency antenna for base station and its low frequency radiating element.
Background technology
With the extensive commercialization of forth generation mobile communication system, the same luck of communication network of the multiple frequency ranges of multiple types
Battalion, the terrace resource of mobile base station are more nervous.In the big urban area of some traffic demands, various forms is found everywhere
Antenna.Worry that " electromagnetic radiation " of antenna for base station is too big to human health damage additionally, due to resident, build the base of a new generation
The addressing of station antenna network faces is difficult, the gob-struck situation that difficult, newly-increased antenna is more difficult to of building a station.The base station day of small-bore multiband ultra wide band
Line, which can reduce, builds a station cost and improves aerial radiation mouth face utilization ratio, while can reduce the wind load of antenna, therefore more
The miniaturization of frequency antenna for base station becomes a kind of trend.The present invention is based on this application demand, it is proposed that a kind of miniature ultra wide band
Multifrequency base station array antenna, the antenna can efficiently reduce antenna assembly while the design of multiband ultra-wideband antenna is realized
Lateral dimension, have and important research significance and be widely applied prospect.
Currently in order to effectively reducing the lateral dimension of antenna for base station, many multifrequency antennas use the arrangement side of nested groups battle array
Formula.For example, the frequency antenna array that the patent of Application No. CN103050788A proposes, low-frequency vibrator is nested into by high frequency oscillator
In so that boundary condition is extremely complex, and high frequency radiation characteristic is influenced by low frequency radiation arm around, and radiation characteristic is not readily reachable by
Perfect condition, the problem of easily bringing performance inconsistent.
The content of the invention
In view of the above problems, the present invention proposes a kind of multifrequency antenna for base station and its low frequency radiating element, by low frequency
The radiation arm of radiating element is recessed to form the enclosure cavity for being used for placing high frequency radiating element, is not influencing the radiation of multifrequency antenna for base station
The cross sectional dimensions of multifrequency antenna for base station can be greatly reduced on the basis of characteristic.
The present invention provides a kind of low frequency radiating element, including at least one radiation arm and supports the radiation arm and for its feedback
The feed Balun of electricity, the radiation arm include the first end that is connected with the feed Balun and are connected with the first end and remote
The second end of the feed Balun, the recessed enclosure cavity for forming the radiating surface less than the low frequency radiating element of the second end, institute
Enclosure cavity is stated to be used to set high frequency radiating element.
Further, when the band limits of the low frequency radiating element is 694MHz~960MHz, what is be mounted thereon is described
When the band limits of high frequency radiating element is 1710MHz~2690MHz, the first end is along its connection side with the second end
To length between 5~15mm.
Further, the enclosure cavity bottom offers the mounting hole for the high frequency radiating element to be fixedly mounted.
Preferably, the low frequency radiating element is in 90 ° of equally distributed radiation arms including four, the enclosure cavity of the radiation arm
Bottom surface is rectangle plane, and the mounting hole is arranged at the center of the rectangle plane.
Further, which is the mutually orthogonal dual polarization low frequency radiating element of polarization direction, described bipolar
Changing low frequency radiating element includes the first feed tab and the second feed tab of two omnidirectional distributions.
Preferably, at first feed tab and the second feed tab crossover sites, wherein a feed tab is recessed, it is another
Feed tab arches upward upward, and the highest end face of first, second feed tab is less than the radiation arm.
On the other hand, the present invention provides a kind of multifrequency antenna for base station, including reflecting plate, the low frequency on the reflecting plate
Array and HF array, the low frequency array include at least one low frequency subarray, and at least one low frequency subarray is included at least
Two low frequency radiating elements, the HF array include at least two high frequency radiating elements, and the low frequency radiating element is above-mentioned
Low frequency radiating element described in any one, at least two high frequency radiating element include the first high frequency radiating element and second
High frequency radiating element, first high frequency radiating element is arranged in the enclosure cavity of the low frequency radiating element radiation arm, described
Second high frequency radiating element is arranged alternately with the low frequency radiating element.
Further, it is equipped between the low frequency radiating element and first high frequency radiating element and is used for realization the two insulation
The insulating part of isolation.
Preferably, the first high frequency radiating element being installed on the low frequency radiating element radiation arm is two neighboring with being arranged on
The high settings such as the second high frequency radiating element between low frequency radiating element.
Further, the multifrequency antenna for base station further includes：It is arranged on the reflecting plate and is used to support second high frequency
The supporting item of radiating element, so that second high frequency radiating element and first high frequency radiating element are contour, the support
The edge of part is equipped with the flange upwardly extended.
Compared with prior art：
1st, the radiation arm of low frequency radiating element of the present invention is recessed forms bowl-shape enclosure cavity, as being arranged on corresponding radiation arm
High frequency radiating element radiation border, superior high frequency characteristics can be obtained under the conditions of the not high-frequency boundary outside plus.
2 at the same the enclosure cavity be less than the radiating surface of corresponding low frequency radiating element, the same of antenna lateral dimension can reduced
When, it is additionally favorable for reducing whole height, realizes the miniaturization of antenna.
3rd, the first feed tab is arranged in a mutually vertical manner with the second feed tab, is advantageously implemented two polarized isolation.Two feedbacks
Electric piece crossover sites are in arching upward or the setting that be recessed, and to avoid contacting with each other, and so that the upper surface of feed tab is not higher than radiation arm
Radiating surface, do not increase the section height of low frequency radiating element.
4th, by placing high frequency radiating element above the radiation arm of the low frequency radiating element, multifrequency base station is not being influenced
The cross sectional dimensions of multifrequency antenna for base station can be greatly reduced on the basis of the radiation characteristic of antenna.
5th, by being equipped with the mounting hole through upper and lower surface in the radiation arm of low frequency radiating element, and set in the mounting hole
Insulating part is put, high frequency radiating element is fixed on to the radiation arm of low frequency radiating element, is reduced low in the mode of nested groups battle array
Radiation characteristic between frequency array and HF array influences each other, and improves the performance of multifrequency antenna for base station.
6th, each low frequency radiating element is equipped with four radiation arms, the radiation arm from center radiated entends around, and
It is uniformly distributed respectively in 90 °, and part high frequency radiating element is positioned on radiation arm, marshalling, is reasonably distributed, and makes multifrequency
The radiation characteristic of antenna for base station is excellent.
7th, the enclosure cavity bottom surface of the radiation arm of each low frequency radiating element is rectangle plane, and mounting hole is arranged at rectangle plane
Center；Manufacture and installation high frequency radiating element are not only easy to, and multifrequency antenna for base station is overall beautiful, function admirable.
The aspects of the invention or other aspects can more straightforwards in the following description.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the schematic perspective view of the low frequency radiating element of an embodiment of the present invention；
Fig. 2 is the A portions enlarged diagram of low frequency radiating element shown in Fig. 1；
Fig. 3 is the top view of the low frequency radiating element of an embodiment of the present invention；
Fig. 4 is the high frequency radiating element of an embodiment of the present invention and the top view of low frequency radiating element combination；
Fig. 5 is the structure diagram of an embodiment of the present invention multifrequency antenna for base station；
Fig. 6 is the side view of the multifrequency antenna for base station of an embodiment of the present invention.
Embodiment
In order to make those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Attached drawing, is clearly and completely described the technical solution in the embodiment of the present invention, it is clear that described embodiment is only
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art are not having
All other embodiments obtained under the premise of creative work are made, belong to the scope of protection of the invention.
Fig. 1 is refer to, the present invention provides a kind of low frequency radiating element 1, including described at least one radiation arm 11 and support
Radiation arm 11 and the feed Balun (not shown) and feed tab 12 fed for it.
Incorporated by reference to Fig. 3 and Fig. 4, the recessed radiating surface formed less than the low frequency radiating element 1 of the radiation arm 11, is used for
The enclosure cavity 110 of high frequency radiating element 2 is installed on the radiation arm 11, and the height of 110 cavity wall of the enclosure cavity is not higher than and waits to pacify
The high frequency radiating element 2 in it is filled, so that the radiating surface of the high frequency radiating element 2 is positioned at the top of radiation arm 11.It is described
Radiation arm 11 includes the first end 111 that be connected with the feed Balun and is connected with the first end 111 and the remote feed
The second end 112 of balun, the enclosure cavity 110 are arranged on the second end 112.110 bottom of enclosure cavity is offered for fixed peace
Fill the mounting hole 1101 of the high frequency radiating element 2.
In the present embodiment, each low frequency radiating element 1 is in 90 ° of equally distributed radiation arms 11 including four, each
110 bottom surface of enclosure cavity of the radiation arm 11 is rectangle plane, and the mounting hole 1101 is arranged at the center of the rectangle plane, and
The edge of the mounting hole 1101 is also rectangle, and in other embodiment, the edge of the mounting hole 1101 can also be circle etc.
Other shapes.
In the present embodiment, the radiation arm 11 of the low frequency radiating element 1 include flat part and from the flat part edge to
The surrounding edge of upper extension, two collectively form the enclosure cavity 110, wherein the surrounding edge can be as being arranged on corresponding radiation arm 11
The radiation border of the high frequency radiating element 2.Preferably, the surrounding edge is upwardly extended from the flat part edge-perpendicular.Specifically
, the processing method of the enclosure cavity 110 can use center punching press or the hollow out of radiation arm 11, ultimately form recessed bowl-shape enclose
Chamber 110.
Referring to Fig.1 and 2, wherein Fig. 2 is the partial structurtes enlarged drawing of location A in Fig. 1.The low frequency radiating element 1
For the dual polarization low frequency radiating element that polarization direction is mutually orthogonal, the dual polarization low frequency radiating element includes two omnidirectional distributions
Feed tab 12 (the first feed tab 121, the second feed tab 122).First feed tab 121 and second feed tab 122
At crossover sites, wherein a feed tab is recessed, another feed tab arches upward upward, and the highest end face of feed tab is less than the spoke
Penetrate arm 11.In the present embodiment, at the crossover sites of first feed tab 121 and second feed tab 122, first feedback
Electric piece 121 arches upward upward, and for second feed tab 122 towards lower recess, both form dislocation, make described first at crossover sites
Feed tab 121 is positioned at the top of the second feed tab 122.In the present embodiment, the first feed tab 121 and the second feed tab
122 are arranged in a mutually vertical manner, and are advantageously implemented two polarized isolation.Two feed tab crossover sites in arching upward or the setting that is recessed,
To avoid contacting with each other, and cause the upper surface of feed tab to be not higher than the radiating surface of radiation arm, do not increase low frequency radiating element
Section height.
Fig. 3 and Fig. 4 are refer to, since the overall dimensions of the low frequency radiating element 1 are substantially definite, so described
The overall length of one end 111 and the second end 112 (L1+L2) is to determine, when high frequency radiating element 2 is located at the enclosure cavity 110
During center section, 2 spacing of two neighboring high frequency radiating element on 1 radiation arm 11 of low frequency radiating element of the same side is exactly described
Twice of 111 length of first end adds 112 length of second end, i.e. 2L1+L2.By adjusting the first end 111 and described
The length ratio of second end 112 can adjust the spacing of adjacent two high frequency radiating element 2 on be located at radiation arm 11,
So as to optimize adjustment to the radiation parameter characteristic of the high frequency radiating element 2.When the frequency of the low frequency radiating element 1
Segment limit is 694MHz~960MHz, when the band limits of the high frequency radiating element 2 is 1710MHz~2690MHz, described
The length L1 of one end 111 along itself and 112 closure of second end is arranged on the scope of 5~15mm, the high frequency radiation list
The radiation characteristic of member 2 may remain in more satisfactory state.
Preferably, the first end 111 is 10mm along the length L1 of itself and 112 closure of second end.
It should be understood that when actually determining the length ratio of the first end 111 and the second end 112, Ke Yigen
Carry out comprehensive assessment according to required technical indicator (application band scope, high frequency radiation characteristic etc.).
Refer to Fig. 5 and Fig. 6, the present invention also provides a kind of multifrequency antenna for base station 100, including reflecting plate 3, arranged on described anti-
The low frequency array and HF array 20 on plate 3 are penetrated, the low frequency array includes at least one low frequency subarray 10, at least one low
Frequency subarray 10 includes at least two low frequency radiating elements 1, and the HF array 20 includes at least two high frequency radiating elements 2,
The low frequency radiating element 1 is low frequency radiating element 1 recited above, and at least two high frequency radiating element 2 includes first
21 and second high frequency radiating element 22 of high frequency radiating element, first high frequency radiating element 21 are arranged on the low frequency radiating element
On 1 radiation arm 11, second high frequency radiating element 22 is arranged alternately with the low frequency radiating element 1.
In the present embodiment, the HF array 20 is two row, and each column includes nine high frequency radiating elements 2, wherein, six
It is a to be arranged at the first high frequency radiating element 21 on the radiation arm 11 of the low frequency radiating element 1, the other three be with it is described
The second high frequency radiating element 22 that low frequency radiating element 1 is arranged alternately.
In the present embodiment, 22 structure phase of first high frequency radiating element 21 and second high frequency radiating element
Together, so that it is applied to sending and receiving for similar frequency bands signal, the two differs only in it between low frequency radiating element 1
Position relationship.In other embodiments, the first high frequency radiating element 21 and the second high frequency radiating element 22 work in difference
Frequency range.
In the present embodiment, the low frequency subarray 10 includes three low frequency radiating elements 1, each low frequency radiating element
1 includes four radiation arms 11, and four radiation arms 11 of the same low frequency radiating element 1 are uniformly radial around in 90 °
Extension.The low frequency subarray 10 each at the same time corresponds to the two row HF arrays 20, the low frequency subarray 10 and the height
Frequency array 20 is arranged in a linear the same side respectively on the reflecting plate 3, and longitudinal direction of its orientation with the reflecting plate 3
Axis is parallel.
The reflecting plate 3 is metal material, and in the present embodiment, the metallic reflection plate 3 is tablet, in other embodiment
In, the metallic reflection plate 3 is also provided with inclined-plane and flange.
Preferably, set between the low frequency radiating element 1 and the first high frequency radiating element 21 on its radiation arm 11
There is insulating part (not shown), to realize being dielectrically separated from for the two.Specifically, the insulating part is arranged at the mounting hole 1101,
For first high frequency radiating element 21 to be fixed on the corresponding radiation arm 11, while both are insulated.
In the present embodiment, the first high frequency radiating element 21 on 1 radiation arm 11 of low frequency radiating element is installed on setting
The high settings such as the second high frequency radiating element 22 between two neighboring low frequency radiating element 1.
Specifically, the multifrequency antenna for base station, which further includes to be arranged on the reflecting plate 3, is used to support second high frequency
The supporting item 31 of radiating element 22, so that second high frequency radiating element 22 and first high frequency radiating element 21 are contour,
The edge of the supporting item 31 is equipped with the flange upwardly extended, is similarly formed recessed bowl-shape enclosure cavity, its flange, which is used to be used as, to be set
The radiation border for second high frequency radiating element 22 being placed on corresponding supporting item 31.Need what is illustrated, the supporting item 31
The enclosure cavity 110 of radiation arm 11 of enclosure cavity and the low frequency radiating element 1 can be homogenous configuration that same process manufactures,
Therefore same names are used herein, do not distinguish.In Fig. 6, the part that the supporting item 31 is fixedly connected with the reflecting plate 3 is vertical
Column, the feed Balun of the second high frequency radiating element 22 in other embodiments, can also be increased, the enclosure cavity of supporting item 31 is set
It is placed on it.
It should be appreciated that in the present embodiment, by drawing placement constraint, the low frequency radiating element 1 is three, and described low
Second high frequency radiating element 22 that radio-frequency radiation unit 1 is arranged alternately is similarly three, therefore has a second high frequency radiation list
First 22 sides do not have low frequency radiating element 1, if continuing to place radiating element on the outside of it, should be low frequency radiating element 1, therefore
It is above-mentioned：" expression of the second high frequency radiating element 22 " between two neighboring low frequency radiating element 1 is simply to illustrate that low frequency spoke
The layout type of 1 and second high frequency radiating element 22 of unit is penetrated, and should not be used as specifically limiting.
Compared with prior art, multifrequency antenna for base station and its low frequency radiating element of the present invention have the following advantages：
(1) radiation arm of low frequency radiating element is recessed forms bowl-shape enclosure cavity, as the height being arranged on corresponding radiation arm
The radiation border of radio-frequency radiation unit, can obtain superior high frequency characteristics under the conditions of the not high-frequency boundary outside plus.
(2) while the enclosure cavity is less than the radiating surface for corresponding to low frequency radiating element, can reduce antenna lateral dimension
Meanwhile be additionally favorable for reducing whole height, realize the miniaturization of antenna.
(3) each low frequency radiating element is equipped with four radiation arms, the radiation arm from center radiated entends around, and
It is uniformly distributed respectively in 90 °, and part high frequency radiating element is positioned on radiation arm, marshalling, is reasonably distributed, and makes multifrequency
The radiation characteristic of antenna for base station is excellent.
(4) when the band limits of the low frequency radiating element is 694MHz~960MHz, the high frequency being mounted thereon
When the band limits of radiating element is 1710MHz~2690MHz, the first end is along itself and the closure of the second end
Length optimizes the radiation characteristic of the high frequency radiating element between 5~15mm on the premise of overall dimension is not influenced.
(5) first feed tabs are arranged in a mutually vertical manner with the second feed tab, are advantageously implemented two polarized isolation.Two feedbacks
Electric piece crossover sites are in arching upward or the setting that be recessed, and to avoid contacting with each other, and so that the upper surface of feed tab is not higher than radiation arm
Radiating surface, do not increase the section height of low frequency radiating element.
(6) by placing high frequency radiating element above the radiation arm of the low frequency radiating element, multifrequency base is not being influenced
The cross sectional dimensions of multifrequency antenna for base station can be greatly reduced on the basis of the radiation characteristic of station antenna.
(7) by being equipped with the mounting hole through upper and lower surface in the radiation arm of low frequency radiating element, and in the mounting hole
Insulating part is set, high frequency radiating element is fixed on to the radiation arm of low frequency radiating element, is reduced in the mode of nested groups battle array
Radiation characteristic between low frequency array and HF array influences each other, and improves the performance of multifrequency antenna for base station.
(8) the enclosure cavity bottom surface of the radiation arm of each low frequency radiating element is rectangle plane, and mounting hole is arranged at rectangle and puts down
The center in face；Manufacture and installation high frequency radiating element are not only easy to, and multifrequency antenna for base station is overall beautiful, function admirable.
Some embodiments provided by the present invention are described in detail above, for the general technology people of this area
Member, according to the thought of the embodiment of the present invention, there will be changes in specific embodiments and applications, in conclusion
This specification content should not be construed as limiting the invention.
Claims (10)
1. a kind of low frequency radiating element, including at least one radiation arm and the support radiation arm and the feed bar fed for it
Human relations, it is characterised in that the radiation arm includes the first end that be connected with the feed Balun and is connected with the first end and far
From the second end of the feed Balun, the recessed enclosure cavity for forming the radiating surface less than the low frequency radiating element of the second end,
The enclosure cavity is used to set high frequency radiating element.
2. low frequency radiating element according to claim 1, it is characterised in that when the band limits of the low frequency radiating element
For 694MHz~960MHz, when the band limits for the high frequency radiating element being mounted thereon is 1710MHz~2690MHz,
The first end is along its length with the closure of the second end between 5~15mm.
3. low frequency radiating element according to claim 1 or 2, it is characterised in that the enclosure cavity bottom is offered for solid
Dingan County fills the mounting hole of the high frequency radiating element.
4. low frequency radiating element according to claim 3, it is characterised in that the low frequency radiating element is in including four
90 ° of equally distributed radiation arms, the enclosure cavity bottom surface of the radiation arm is rectangle plane, and the mounting hole is arranged at the rectangle and puts down
The center in face.
5. low frequency radiating element according to claim 1 or 2, it is characterised in that the low frequency radiating element is polarization direction
Mutually orthogonal dual polarization low frequency radiating element, the dual polarization low frequency radiating element include the first feed of two omnidirectional distributions
Piece and the second feed tab.
6. low frequency radiating element according to claim 5, it is characterised in that first feed tab and the described second feed
At piece crossover sites, wherein a feed tab is recessed, another feed tab arches upward upward, and makes the highest end of first, second feed tab
Face is less than the radiation arm.
7. a kind of multifrequency antenna for base station, including reflecting plate, the low frequency array on the reflecting plate and HF array, described low
Frequency array includes at least one low frequency subarray, and at least one low frequency subarray includes at least two low frequency radiating elements, described
HF array includes at least two high frequency radiating elements, it is characterised in that the low frequency radiating element is claim 1 to 6 times
Low frequency radiating element described in meaning one, at least two high frequency radiating element are high including the first high frequency radiating element and second
Radio-frequency radiation unit, first high frequency radiating element are arranged in the enclosure cavity of the low frequency radiating element radiation arm, and described the
Two high frequency radiating elements are arranged alternately with the low frequency radiating element.
8. multifrequency antenna for base station according to claim 7, it is characterised in that the low frequency radiating element and described first high
It is equipped between radio-frequency radiation unit and is used for realization the two insulating part being dielectrically separated from.
9. multifrequency antenna for base station according to claim 7, it is characterised in that be installed on the low frequency radiating element radiation arm
On the first high frequency radiating element and the high setting such as the second high frequency radiating element between two neighboring low frequency radiating element.
10. multifrequency antenna for base station according to claim 9, it is characterised in that further include：It is arranged on the reflecting plate and uses
In the supporting item for supporting second high frequency radiating element, so that second high frequency radiating element and first high frequency radiation
Unit is contour, and the edge of the supporting item is equipped with the flange upwardly extended.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711386560.5A CN107946736B (en) | 2017-12-20 | 2017-12-20 | Multi-frequency base station antenna and low-frequency radiation unit thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711386560.5A CN107946736B (en) | 2017-12-20 | 2017-12-20 | Multi-frequency base station antenna and low-frequency radiation unit thereof |
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| CN107946736B CN107946736B (en) | 2024-07-23 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717990A (en) * | 2018-05-31 | 2018-10-30 | 京信通信***（中国）有限公司 | Multifrequency antenna for base station and its radiating element |
| CN108879115A (en) * | 2018-06-20 | 2018-11-23 | 京信通信***（中国）有限公司 | The base station radiating element and antenna of integrated filter |
| CN110752450A (en) * | 2018-07-23 | 2020-02-04 | 京信通信技术(广州)有限公司 | Low mutual coupling multi-system common antenna |
| CN113224531A (en) * | 2021-04-12 | 2021-08-06 | 华南理工大学 | Multi-band antenna based on cavity-backed technology |
| WO2021243810A1 (en) * | 2020-06-04 | 2021-12-09 | 摩比天线技术（深圳）有限公司 | Antenna system and communication device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779658A (en) * | 2013-11-22 | 2014-05-07 | 佛山市安捷信通讯设备有限公司 | Low-profile dual-polarization low-frequency radiation unit, antenna array, antenna apparatus and antenna |
| CN107317120A (en) * | 2017-07-06 | 2017-11-03 | 安谱络(苏州)通讯技术有限公司 | A kind of compact dual polarization multifrequency antenna, array and its building method |
| CN207559037U (en) * | 2017-12-20 | 2018-06-29 | 华南理工大学 | Multifrequency antenna for base station and its low frequency radiating element |
-
2017
- 2017-12-20 CN CN201711386560.5A patent/CN107946736B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779658A (en) * | 2013-11-22 | 2014-05-07 | 佛山市安捷信通讯设备有限公司 | Low-profile dual-polarization low-frequency radiation unit, antenna array, antenna apparatus and antenna |
| CN107317120A (en) * | 2017-07-06 | 2017-11-03 | 安谱络(苏州)通讯技术有限公司 | A kind of compact dual polarization multifrequency antenna, array and its building method |
| CN207559037U (en) * | 2017-12-20 | 2018-06-29 | 华南理工大学 | Multifrequency antenna for base station and its low frequency radiating element |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717990A (en) * | 2018-05-31 | 2018-10-30 | 京信通信***（中国）有限公司 | Multifrequency antenna for base station and its radiating element |
| CN108717990B (en) * | 2018-05-31 | 2020-09-01 | 京信通信技术(广州)有限公司 | Multi-frequency base station antenna and radiation unit thereof |
| CN108879115A (en) * | 2018-06-20 | 2018-11-23 | 京信通信***（中国）有限公司 | The base station radiating element and antenna of integrated filter |
| CN110752450A (en) * | 2018-07-23 | 2020-02-04 | 京信通信技术(广州)有限公司 | Low mutual coupling multi-system common antenna |
| WO2021243810A1 (en) * | 2020-06-04 | 2021-12-09 | 摩比天线技术（深圳）有限公司 | Antenna system and communication device |
| CN113224531A (en) * | 2021-04-12 | 2021-08-06 | 华南理工大学 | Multi-band antenna based on cavity-backed technology |
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