CN103050788A - Antenna array unit, array antenna, multi-frequency antenna unit and multi-frequency array antenna - Google Patents
Antenna array unit, array antenna, multi-frequency antenna unit and multi-frequency array antenna Download PDFInfo
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- CN103050788A CN103050788A CN201210591056XA CN201210591056A CN103050788A CN 103050788 A CN103050788 A CN 103050788A CN 201210591056X A CN201210591056X A CN 201210591056XA CN 201210591056 A CN201210591056 A CN 201210591056A CN 103050788 A CN103050788 A CN 103050788A
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Abstract
The invention provides an antenna array unit, an array antenna, a multi-frequency antenna unit and a multi-frequency array antenna. The antenna array unit comprises two antenna unit pairs which are arranged in a crossed manner, wherein each antenna unit pair comprises two antenna units which are electrically connected with each other by virtue of a power feed network and respectively perform independent power feed, so that antenna dual polarization radiation can be realized, further the performance of each antenna unit can be improved, meanwhile the occupied space of the antenna array consisting of the antenna array units is small.
Description
Technical field
The present invention relates to the communication technology, relate in particular to a kind of antenna array unit, array antenna, multifrequency antenna and multifrequency antenna array.
Background technology
Along with the development of mobile communication technology, also more and more higher for the requirement of antenna band.
Existing antenna element normally is operated in the antenna element of single frequency band, and for the antenna element that requires to be operated in different frequency range, what people spatially were separated from each other the antenna element of single frequency band usually is set together.
Yet the antenna of different frequency ranges is set together can cause the volume of antenna increasing, can't carry so large antenna and weight to such an extent as to be used for the steel tower of carrying antenna.
Summary of the invention
The invention provides a kind of antenna array unit, array antenna, multifrequency antenna unit and multifrequency array antenna, to solve the larger problem of antenna size.
First aspect the invention provides a kind of antenna array unit, comprising:
Two antenna elements pair are the right-angled intersection setting; Each described antenna element is to comprising two antenna elements, and described two antenna elements are electrically connected mutually by feeding network; Described two antenna elements are to the difference independent power feeding.
In the possible implementation of the first, each described antenna element is provided with a feed mouth; Each described antenna element is separately positioned on the outside or the inboard of antenna element to the feed mouth of described two antenna elements of comprising.
In conjunction with the possible implementation of the first of first aspect, in the possible implementation of the second, each described antenna element is symmetrical arranged the feed mouth of described two antenna elements of comprising.
To the possible implementation of the second of first aspect, in the third possible implementation, described antenna element is hoop antenna, quadrangle antenna, pentagon antenna or hexagon antenna in conjunction with first aspect.
Second aspect the invention provides a kind of array antenna, comprising: at least one is the described antenna array unit of claim as above, and described antenna array unit is arranged on the reflecting plate.
The third aspect the invention provides a kind of multifrequency antenna unit, comprises the antenna array unit that any embodiment of the present invention provides, wherein;
Be provided with a high frequency antenna unit at least one antenna element of described antenna array unit.
In the possible implementation of the first, be respectively arranged with a described high frequency antenna unit in each antenna element of described antenna array unit.
Fourth aspect the invention provides a kind of multifrequency array antenna, comprises at least one aforesaid multifrequency antenna unit, and described multifrequency antenna unit is arranged on the reflecting plate.
In the possible implementation of the first, described multifrequency antenna unit is a plurality of, arranges along direction initialization, is electrically connected between all high frequency antenna units in each described multifrequency antenna unit.
In the possible implementation of the second, described multifrequency antenna unit is a plurality of, arrange along direction initialization, the described high frequency antenna unit in each described multifrequency antenna unit is the arrangement of two row described along direction initialization, and is electrically connected between the described high frequency antenna unit of every row.
Antenna array unit provided by the invention, array antenna, multifrequency antenna unit and multifrequency array antenna, by two antenna elements to being the right-angled intersection setting, wherein, each antenna element is to comprising two antenna elements, and two antenna elements are electrically connected mutually by feeding network; Described two antenna elements are to the difference independent power feeding, thus realization antenna dual polarised radiation, and also the space that the aerial array that forms according to above-mentioned antenna array unit takies is less.
Description of drawings
Fig. 1 is the structural representation of antenna array unit embodiment one of the present invention;
Fig. 2 is the structural representation of array antenna embodiment one of the present invention;
Fig. 3 is the structural representation of multifrequency antenna of the present invention unit embodiment one;
Fig. 4 is the structural representation of multifrequency array antenna embodiment one of the present invention;
Fig. 5 is the cross-sectional view of multifrequency antenna of the present invention unit embodiment one.
Embodiment
Fig. 1 is the structural representation of antenna array unit embodiment one of the present invention.As shown in Figure 1, the antenna array unit that below the present embodiment is provided is described in detail.
The antenna array unit 11 that the present embodiment provides comprises two antenna elements that intersect to arrange pair, be respectively the first antenna element to the second antenna element pair, and the first antenna element to the second antenna element to being the right-angled intersection setting, wherein, be arranged on the first antenna element on the first straight line 12 directions to comprising the first antenna element 121 and the second antenna element 122, be arranged on the second antenna element on the second straight line 13 directions to comprising third antenna unit 131 and the 4th antenna element 132.
Need to illustrate, first antenna element 121 of the present embodiment, the second antenna element 122, third antenna unit 131 are identical with the structure of the 4th antenna element 132, it can be hoop antenna, it also can be the loop aerial of the shapes such as quadrangle antenna, pentagon antenna or hexagon antenna, the present embodiment describes as an example of hoop antenna shown in Figure 1 example, but be not limited according to this, those skilled in the art's antenna pattern to understand all can be applicable to this close to the antenna of the arbitrary shape of annular.
First antenna element of the present embodiment to the second antenna element to independent power feeding respectively, the first antenna element 121 of the first antenna cell pairs and the second antenna element 122 are electrically connected mutually by the first feeding network 123, and the third antenna unit 131 of the second antenna cell pairs and the 4th antenna element 132 are electrically connected mutually by the second feeding network 133.Wherein, the first antenna element to the second antenna element to forming the dual polarised radiation antenna of two quadratures.In implementation procedure, dual polarized antenna can reduce call loss, reduces to disturb, and improves the service quality of the whole network.And dual polarized antenna is not high to setting up installation requirement, does not need expropriation of land to build tower, thereby saves capital expenditure.
Two of the antenna array unit of the present embodiment intersect the first antenna elements of arranging to the second antenna element to being the right-angled intersection setting, thereby form the first antenna element be arranged on the first straight line 12 directions to be arranged on the second antenna element on the second straight line 13 directions to forming ± 45 ° of dual polarised radiation, namely the first antenna element 121 and the second antenna element 122 can be realized-45 ° of polarized radiations, and third antenna unit 131 and the 4th antenna element 132 can be realized+45 ° of polarized radiations.In implementation procedure, dual polarized antenna can reduce call loss, reduces to disturb, and improves the service quality of the whole network.
The antenna array unit that the present embodiment provides, by with two antenna elements to being the right-angled intersection setting, wherein, each antenna element is to comprising two antenna elements, and two antenna elements are electrically connected mutually by feeding network, and two antenna elements are to the difference independent power feeding, thus realization antenna dual polarised radiation, can further improve the radiance of individual antenna unit, can guarantee that the space that takies according to the aerial array that above-mentioned antenna array unit forms is less simultaneously.
In the present embodiment antenna array unit, each antenna element can be oppositely arranged two antenna feed mouths that comprise, concrete, be arranged on the first antenna element on the first straight line 12 directions to comprising the first antenna element 121 and the second antenna element 122, wherein, the first feed mouth 1211 of the first antenna element 121 and the second feed mouth 1221 of the second antenna element 122 are oppositely arranged, be arranged on the second antenna element on the second straight line units 13 directions to comprising third antenna unit 131 and the 4th antenna element 132, wherein, the 4th feed mouth 1321 of the 3rd feed mouth 1311 of third antenna unit 131 and the 4th antenna element 132 is oppositely arranged.And the first antenna element 121 and the second antenna element 122 are electrically connected mutually by the first feeding network 123, third antenna unit 131 and the 4th antenna element 132 are electrically connected mutually by the second feeding network 133, specifically describe as an example of the first antenna element 121 and the second antenna element 122 example, for example, behind the optional position input voltage of the first feeding network 123, electric current can flow to respectively the first feed mouth 1211 and the second feed mouth 1221, take the first feed mouth 1211 as example, electric current enters from an end 12111 of feed mouth, enter by the other end 12112 of feeding network 123 from the feed mouth again, forming 180 ° of counter-rotatings, thereby satisfy the feed requirement of antenna.
Another kind of implementation (in Fig. 1, not showing), the outside that is arranged on antenna that each antenna element in the antenna array unit is can be respectively symmetrical to two antenna feed mouths comprising, for example back to setting, concrete, be arranged on the first antenna element on the first straight line 12 directions to comprising the first antenna element 121 and the second antenna element 122, wherein, the first feed mouth 1211 of the first antenna element 121 and the second feed mouth 1221 of the second antenna element 122 be the outside that is arranged on antenna of symmetry respectively, be arranged on the second antenna element on straight line 13 directions to comprising third antenna unit 131 and the 4th antenna element 132, wherein, the 4th feed mouth 1321 of the 3rd feed mouth 1311 of third antenna unit 131 and the 4th antenna element 132 symmetrical outside that is arranged on antenna respectively.And the first antenna element 121 and the second antenna element 122 are electrically connected mutually by the first feeding network 123, third antenna unit 131 and the 4th antenna element 132 are electrically connected mutually by the second feeding network 133, specifically describe as an example of the first antenna element 121 and the second antenna element 122 example, for example, behind the optional position input current of the first feeding network 123, electric current is respectively to the first feed mouth 1211 and the second feed mouth 1221, take the first feed mouth 1211 as example, electric current enters from an end 12111 of feed mouth, enter by the other end 12112 of feeding network 123 from the feed mouth again, forming 180 ° of counter-rotatings, thereby satisfy the feed requirement of antenna.
Need to prove, in the present embodiment antenna array unit, each antenna element can be separately positioned on the outside or the inboard of antenna element to the feed mouth of two antenna elements comprising.And, the setting party of four feed mouths that two antenna elements are right is to the inboard that can be arranged on simultaneously antenna element, also can be arranged on simultaneously the outside of antenna element, also can be arranged on the inboard by two right feed mouths of antenna element, two right feed mouths of another antenna element are arranged on the outside, and the present embodiment does not limit the feed mouth direction in the antenna array unit.
Fig. 2 is the structural representation of array antenna embodiment one of the present invention.The array antenna 21 that the present embodiment provides comprises: the antenna array unit 11 that at least one any embodiment of the present invention provides, those skilled in the art can according to actual needs, carry out feed and space arrangement forming array antenna with these antenna array element 11 according to certain requirement.Because the directivity of single antenna is limited, with the two or more individual antennas that the are operated in same frequency composition array antenna that is set together, can tightens and improves the directivity of radiation field, and effectively reduce the space of array antenna.
Fig. 3 is the structural representation of multifrequency antenna of the present invention unit embodiment one.The multifrequency antenna unit 31 that the present embodiment provides comprises: an antenna array unit wherein, is provided with a high frequency antenna unit at least one antenna element of antenna array unit.Wherein, the antenna array unit 11 that antenna array unit can adopt any embodiment of the present invention to provide, and in four antenna elements in antenna array unit, can only in any one antenna element, high frequency antenna unit be set, also can in any two antenna elements in four antenna elements a high frequency antenna unit be set respectively, a high frequency antenna unit perhaps is set respectively in each antenna element, at this antenna element quantity that is provided with high frequency antenna unit is not limited.
Each high frequency antenna unit can be separately positioned on the centre of each antenna element of antenna array unit, for example, first high frequency antenna unit 32 is arranged on the centre of antenna array unit 11 first antenna elements 121, second high frequency antenna unit 33 is arranged on the centre of the second antenna element 122, the 3rd high frequency antenna unit 34 is arranged on the centre of third antenna unit 131, the 4th high frequency antenna unit 35 is arranged on the centre of the 4th antenna element 132, wherein, the 3rd high frequency antenna unit 34, concrete can comprise: the first radiation arm 341, the second radiation arm unit 342, the 3rd radiation arm unit 343 and the 4th radiation arm list 344.Need to prove, the present embodiment does not limit shape and the structure of high frequency antenna unit.
The multifrequency antenna unit that the present embodiment provides, comprise an antenna array unit and a high frequency antenna unit, wherein, be provided with a high frequency antenna unit in the antenna element of antenna array unit, thereby the antenna of different frequency range can be set together, and effectively reduce antenna size.
Fig. 4 is the structural representation of multifrequency array antenna embodiment one of the present invention.The embodiment of the invention provides the multifrequency array antenna can be used for antenna for base station, in order to provide different frequency range signal.The multifrequency array antenna 41 that the present embodiment provides comprises the multifrequency antenna unit that at least one any embodiment of the present invention provides, and the multifrequency antenna unit is arranged on the reflecting plate, be not restricted in this directivity to this direction initialization, the direction that every antenna array unit can set gradually all can.
Need to illustrate, it will be understood by those skilled in the art that in actual application, antenna array unit can be used as and is low-frequency antenna, and the antenna element that is arranged in the middle of the antenna array unit is high frequency antenna unit, is the size decision by antenna, it will be appreciated by those skilled in the art that, in aerial array, larger-size antenna element, wavelength are relatively long, be fit to do the low-frequency antenna unit, the antenna element that size is less, wavelength are relatively short, are fit to do high frequency antenna unit.
In the present embodiment multifrequency antenna array, the multifrequency antenna unit can be for a plurality of, arrange along direction initialization, and can the feeding network feed will be passed through between all high frequency antenna units in the multifrequency array antenna, the concrete high frequency antenna unit with arranging in all antenna array units in the multifrequency array antenna 41 carries out feed, thereby formation HF array, and then strengthened the directivity of high frequency radiation field, and add the intensity of high radiation field, owing to around each high frequency antenna unit, also being provided with the low-frequency antenna unit, further, can will be electrically connected between those low-frequency antenna unit, thereby form one high and one low multi-frequency combination.
In the another kind of implementation of the present embodiment multifrequency antenna array, the multifrequency antenna unit can be for a plurality of, and arrange along direction initialization, wherein, high frequency antenna unit in each multifrequency antenna unit is being the arrangement of two row along direction initialization, for example, all high frequency antenna units in the multifrequency array antenna 41 are lined up two row successively, and be electrically connected between the high frequency antenna unit with every row, thereby can form 2 high frequencies that frequency range is different, to be electrically connected between all antenna array units simultaneously, can form 1 low frequency, thereby form 2 high 1 low multi-frequency combinations.
The multifrequency array antenna that the present embodiment provides, comprise the multifrequency antenna unit that at least one embodiment of the invention provides, and the multifrequency antenna unit set gradually along direction initialization, thereby the antenna of different frequency range can be set together, and effectively reduced the size of antenna.
Fig. 5 is the cross-sectional view of multifrequency antenna of the present invention unit embodiment one.Such as Fig. 3 and shown in Figure 5, the multifrequency antenna that the present embodiment provides from top to bottom is disposed with: the high frequency radiation face 51 of high frequency antenna unit 32, and high frequency radiation face 51 can be arranged on the high frequency reflecting plate 54 by high frequency Ba Lun 53, high frequency reflecting plate 54 is arranged on the reflecting plate 55 by supporting pillar 55, need to prove, the low frequency radiation face 52 of aerial array is arranged on the low frequency Ba Lun, and the height of low frequency radiation face 52 can be lower than high frequency radiation face 51, can be higher than high frequency radiation face 51, the present embodiment is not restricted at this yet.
Antenna array unit provided by the invention, array antenna, multifrequency antenna unit and multifrequency array antenna, by two antenna elements to being the right-angled intersection setting, wherein, each antenna element is to comprising two antenna elements, and two antenna elements are electrically connected mutually by feeding network; Described two antenna elements are to the difference independent power feeding, thus realization antenna dual polarised radiation, and the space that the aerial array that forms according to above-mentioned antenna array unit takies is less; Further, also improve the radiance of individual antenna unit, improved the isolation of antenna.
It should be noted that at last: above each embodiment is not intended to limit only in order to technical scheme of the present invention to be described; Although with reference to aforementioned each embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an antenna array unit is characterized in that, comprising:
Two antenna elements pair are the right-angled intersection setting; Each described antenna element is to comprising two antenna elements, and described two antenna elements are electrically connected mutually by feeding network; Described two antenna elements are to the difference independent power feeding.
2. antenna array unit according to claim 1 is characterized in that, each described antenna element is provided with a feed mouth; Each described antenna element is separately positioned on the outside or the inboard of antenna element to the feed mouth of described two antenna elements of comprising.
3. antenna array unit according to claim 2 is characterized in that, each described antenna element is symmetrical arranged the feed mouth of described two antenna elements of comprising.
4. arbitrary described antenna array unit is characterized in that according to claim 1-3, and described antenna element is hoop antenna, quadrangle antenna, pentagon antenna or hexagon antenna.
5. array antenna is characterized in that:
Comprise the arbitrary described antenna array unit of at least one claim 1-4, described antenna array unit is arranged on the reflecting plate.
6. a multifrequency antenna unit is characterized in that, comprises arbitrary described antenna array unit such as claim 1-4, wherein;
Be provided with a high frequency antenna unit at least one antenna element of described antenna array unit.
7. multifrequency antenna according to claim 6 unit is characterized in that, is respectively arranged with a described high frequency antenna unit in each antenna element of described antenna array unit.
8. a multifrequency array antenna is characterized in that, comprises at least one claim 6 or 7 described multifrequency antenna unit, and described multifrequency antenna unit is arranged on the reflecting plate.
9. multifrequency array antenna according to claim 8 is characterized in that, described multifrequency antenna unit is a plurality of, arranges along direction initialization, is electrically connected between all high frequency antenna units in each described multifrequency antenna unit.
10. multifrequency array antenna according to claim 8, it is characterized in that, described multifrequency antenna unit is a plurality of, arrange along direction initialization, described high frequency antenna unit in each described multifrequency antenna unit is the arrangement of two row described along direction initialization, and is electrically connected between the described high frequency antenna unit of every row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210591056XA CN103050788A (en) | 2012-12-31 | 2012-12-31 | Antenna array unit, array antenna, multi-frequency antenna unit and multi-frequency array antenna |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210591056XA CN103050788A (en) | 2012-12-31 | 2012-12-31 | Antenna array unit, array antenna, multi-frequency antenna unit and multi-frequency array antenna |
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| CN103050788A true CN103050788A (en) | 2013-04-17 |
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| CN201210591056XA Pending CN103050788A (en) | 2012-12-31 | 2012-12-31 | Antenna array unit, array antenna, multi-frequency antenna unit and multi-frequency array antenna |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015106602A1 (en) * | 2014-01-20 | 2015-07-23 | 武汉虹信通信技术有限责任公司 | Multi-mode-supported multi-antenna array |
| CN107528130A (en) * | 2016-06-16 | 2017-12-29 | 索尼公司 | Cross antenna array and its operating method and antenna assembly |
| CN110085734A (en) * | 2019-04-17 | 2019-08-02 | 清华大学 | A kind of slot antenna manifold type suiperconducting transition edge polarization detector array and its preparation process |
| WO2020134013A1 (en) * | 2018-12-29 | 2020-07-02 | 中兴通讯股份有限公司 | Power adjustment method and device, array antenna and storage medium |
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| WO2003034547A1 (en) * | 2001-10-11 | 2003-04-24 | Kathrein-Werke Kg | Dual-polarization antenna array |
| CN2560107Y (en) * | 2002-08-02 | 2003-07-09 | 西安海天天线科技股份有限公司 | Double-polarization shaped wave beam base station antenna |
| CN201134512Y (en) * | 2007-10-30 | 2008-10-15 | 京信通信系统（中国）有限公司 | Wide-band annular dual polarized radiating unit and linear array antenna |
| CN102097677A (en) * | 2009-12-15 | 2011-06-15 | 深圳市华为安捷信电气有限公司 | Antenna oscillator, antenna unit and antenna |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2003034547A1 (en) * | 2001-10-11 | 2003-04-24 | Kathrein-Werke Kg | Dual-polarization antenna array |
| CN2560107Y (en) * | 2002-08-02 | 2003-07-09 | 西安海天天线科技股份有限公司 | Double-polarization shaped wave beam base station antenna |
| CN201134512Y (en) * | 2007-10-30 | 2008-10-15 | 京信通信系统（中国）有限公司 | Wide-band annular dual polarized radiating unit and linear array antenna |
| CN102097677A (en) * | 2009-12-15 | 2011-06-15 | 深圳市华为安捷信电气有限公司 | Antenna oscillator, antenna unit and antenna |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015106602A1 (en) * | 2014-01-20 | 2015-07-23 | 武汉虹信通信技术有限责任公司 | Multi-mode-supported multi-antenna array |
| CN107528130A (en) * | 2016-06-16 | 2017-12-29 | 索尼公司 | Cross antenna array and its operating method and antenna assembly |
| CN107528130B (en) * | 2016-06-16 | 2022-01-18 | 索尼公司 | Cross-shaped antenna array, operation method thereof and antenna device |
| WO2020134013A1 (en) * | 2018-12-29 | 2020-07-02 | 中兴通讯股份有限公司 | Power adjustment method and device, array antenna and storage medium |
| CN110085734A (en) * | 2019-04-17 | 2019-08-02 | 清华大学 | A kind of slot antenna manifold type suiperconducting transition edge polarization detector array and its preparation process |
| CN110085734B (en) * | 2019-04-17 | 2020-12-08 | 清华大学 | Slot antenna coupling type superconducting transition edge polarization detector array and preparation process thereof |
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Application publication date: 20130417 |