CN102769175A - Antenna unit, antenna array and antenna - Google Patents
Antenna unit, antenna array and antenna Download PDFInfo
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- CN102769175A CN102769175A CN2012101679453A CN201210167945A CN102769175A CN 102769175 A CN102769175 A CN 102769175A CN 2012101679453 A CN2012101679453 A CN 2012101679453A CN 201210167945 A CN201210167945 A CN 201210167945A CN 102769175 A CN102769175 A CN 102769175A
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Abstract
The invention provides an antenna unit, an antenna array and an antenna. The antenna unit comprises a first antenna subunit and a second antenna subunit, the first antenna subunit is a dipole antenna unit with a square structure, and the second antenna subunit is a dipole antenna unit with a crossed structure, and is arranged inside the first antenna subunit. The antenna array comprises a reflector and two or more antenna units positioned on the reflector. Accordingly, the antenna array comprising the antenna units has functions of a dual-polarization antenna array in the prior art, and occupied space of the antenna array can be effectively reduced.
Description
Technical field
The embodiment of the invention relates to the communication technology, relates in particular to a kind of antenna element, aerial array and antenna.
Background technology
The rapid increase with the mobile communication business amount that develops rapidly along with mobile communication technology; Mobile communications network covers constantly and to enlarge and perfect, correspondingly becomes more and more important along with the construction of mobile communications network as the aerial array of one of GSM critical component.
In order to improve the performance of GSM, existing aerial array is general to adopt two to be listed as the parallel scheme of identical dual-polarized antenna array, and each current dual-polarized antenna array only comprises one group of antenna element.Yet existing two row dual-polarized antenna arrays are too near apart from being provided with, and the influence between the adjacent antenna element is very big, and antenna performance has been caused very big influence, as gain low, isolation is relatively poor.If in the two row dual-polarized antenna arrays between the adjacent antenna units distance be provided with far, then cause the volume of entire antenna to increase, it takes up room greatly.
Summary of the invention
The embodiment of the invention provides a kind of antenna element, aerial array and antenna, and the dual polarized antenna volume is big in the prior art, big problem takes up room in order to solve.
The antenna element that the embodiment of the invention provides comprises:
The first antenna subelement and the second antenna subelement,
The said first antenna subelement is the dipole antenna unit of square structure, and the said second antenna subelement is the dipole antenna unit of decussate texture,
The said second antenna subelement is laid in the inside of the said first antenna subelement.
Further, the said second antenna subelement is laid in the inside of the said first antenna subelement, is specially: the decussate texture of the said second antenna subelement overlaps or basic the coincidence with the inner diagonal of the said first antenna subelement.
Further, pairing two polarised directions of the said first antenna subelement are identical with pairing two polarised directions of the said second antenna subelement.
Further, the said first antenna subelement comprises: four independently linear first radiant elements, each first radiant element is the dipole of single polarization, said four independently first radiant element form square structure.
The polarised direction of two first parallel radiant elements is positive 45 ° polarised direction in the first antenna subelement of said square structure, and the polarised direction of first radiant element that two other is parallel is negative 45 ° a polarised direction.In the first antenna subelement of square structure, negative 45 ° the polarised direction quadrature that the positive 45 ° polarised direction that said two first parallel radiant elements are corresponding is corresponding with two other first parallel radiant element.
Further, said first radiant element comprises two radiation arms and the Ba Lun that is connected with said radiation arm.
Further, the said second antenna subelement comprises: second radiant element of two " X " shape structures, and said second radiant element is the dipole of single polarization, second radiant element of said two " X " shape structures is formed decussate texture.
Further, in the second antenna subelement of said decussate texture, the polarised direction of one of them second radiant element is positive 45 ° polarised direction, and the polarised direction of another one second radiant element is negative 45 ° a polarised direction.Negative 45 ° the polarised direction quadrature that the positive 45 ° polarised direction that said one second radiant element is corresponding is corresponding with said another one second radiant element.
Further, said second radiant element comprises: four radiation arms and the Ba Lun that is connected with said radiation arm.
Further, the said second antenna subelement comprises: two group of the 3rd radiant element, and every group the 3rd radiant element comprises the radiator element of two " L " shape structures that distribute relatively; Said radiator element is the dipole of single polarization; Said two group of the 3rd radiant element formed decussate texture.In the second antenna subelement of decussate texture, wherein the polarised direction of one group of the 3rd radiant element is positive 45 ° polarised direction, and the polarised direction of other one group of the 3rd radiant element is negative 45 ° a polarised direction.
Further, in the second antenna subelement of decussate texture, one group of the 3rd positive 45 ° polarised direction polarised direction quadrature of negative 45 ° corresponding that radiant element is corresponding with other one group of the 3rd radiant element.
Further, said radiator element comprises: two angles are 90 ° radiation arm and the Ba Lun that is connected with said radiation arm.
The aerial array that the embodiment of the invention provides comprises:
Reflecting plate be positioned at the arbitrary described antenna element of two or more the present invention on the said reflecting plate.
Further, the distance of arbitrarily adjacent antenna element is 0.5 to 1.5 times of operation wavelength.
The antenna that the embodiment of the invention provides comprises the arbitrary described aerial array of the present invention.
Can know by technique scheme; The antenna element of the embodiment of the invention, aerial array and antenna; Through first antenna subelement of square structure and the second antenna subelement of decussate texture are made up; Obtain the higher antenna element of performance, the aerial array that above-mentioned a plurality of antenna elements are formed possesses the function of dual-polarized antenna array, and can effectively reduce the shared space of aerial array.
Description of drawings
The structural representation of the antenna element that Fig. 1 provides for one embodiment of the invention;
Fig. 2 A is the structural representation of the first antenna subelement in the antenna element shown in Figure 1;
Fig. 2 B and Fig. 2 C are the polarised direction sketch map of first radiant element in the first antenna subelement shown in Fig. 2 A;
Fig. 3 A is the structural representation of the second antenna subelement in the antenna element shown in Figure 1;
Fig. 3 B and Fig. 3 C are the polarised direction sketch map of second radiant element in the second antenna subelement shown in Fig. 3 A;
The structural representation of the antenna element that Fig. 4 provides for another embodiment of the present invention;
Fig. 5 A is the structural representation of the second antenna subelement in the antenna element shown in Figure 4;
Fig. 5 B and Fig. 5 C are the polarised direction sketch map of the 3rd radiant element in the second antenna subelement shown in Fig. 5 A;
Fig. 6 A is the structural representation of the aerial array that provides of another embodiment of the present invention;
Fig. 6 B is the perspective view of the aerial array shown in Fig. 6 A;
Fig. 7 A is the structural representation of the aerial array that provides of another embodiment of the present invention;
Fig. 7 B is the perspective view of the aerial array shown in Fig. 7 A;
Fig. 8 A is the structural representation of the aerial array that provides of another embodiment of the present invention;
Fig. 8 B is the perspective view of the aerial array shown in Fig. 8 A;
Fig. 8 C is the structural representation of the aerial array that provides of another embodiment of the present invention;
Fig. 9 to Figure 18 is for forming the part-structure sketch map of the aerial array in one embodiment of the invention.
Embodiment
A kind of antenna element is provided in the present embodiment, and this antenna element comprises: the first antenna subelement and the second antenna subelement;
Wherein, the first antenna subelement is the dipole antenna unit of square structure, and the second antenna subelement is the dipole antenna unit of decussate texture, and the second antenna subelement is laid in the inside of the first antenna subelement.
Preferably, the decussate texture of the second antenna subelement overlaps or basic the coincidence with the inner diagonal of the said first antenna subelement.It is understandable that the decussate texture of the second antenna subelement is laid on the diagonal of the second antenna subelement.
Especially, pairing two polarised directions of the first antenna subelement are identical with pairing two polarised directions of the second antenna subelement.
In the present embodiment, the first peripheral antenna subelement is an independently dipole antenna unit; The second inner antenna subelement also is an independently dipole antenna unit, and the first antenna subelement and the second antenna subelement are separate, and can support identical working frequency range, and can be operated in simultaneously under the transmission duplex pattern.
Can know that by the foregoing description the antenna element of present embodiment through first antenna subelement of square structure and the second antenna subelement of decussate texture are made up, obtains the higher antenna element of performance.
Further; In the antenna element of present embodiment; Guarantee that pairing two polarised directions of the first antenna subelement are identical with pairing two polarised directions of the second antenna subelement; Further improve the performance of individual antenna unit, can guarantee that the aerial array occupation space of above-mentioned antenna element composition is littler simultaneously.
Shown in Fig. 1 to Fig. 3 C; Fig. 1 shows the structural representation of the antenna element in one embodiment of the invention; Fig. 2 A shows the structural representation of the first antenna subelement in the embodiment of the invention; Fig. 2 B and Fig. 2 C show the polarised direction sketch map of first radiant element in the first antenna subelement, and Fig. 3 A shows the structural representation of the second antenna subelement in the embodiment of the invention, and Fig. 3 B and Fig. 3 C show the polarised direction sketch map of second radiant element in the second antenna subelement.
In the present embodiment, antenna element 1 comprises: the first antenna subelement 10 and the second antenna subelement 20 that is positioned at the first antenna subelement, 10 inside; As shown in Figure 1.The second antenna subelement 20 overlaps with cornerwise position of the first antenna subelement 10 or basic the coincidence in the inner position of the first antenna subelement in the present embodiment.In practical application, if the position of the second antenna subelement 20 and said cornerwise position deviation a little (as about 10 degree) all belong to zone of reasonableness.
Shown in Fig. 2 A, the first antenna subelement 10 comprises: four independently linear first radiant elements (like 101a and the 101b among the figure), each first radiant element can be the dipole of single polarization, four independently first radiant element form square structure.
Shown in Fig. 2 B and Fig. 2 C; The polarised direction of two first parallel radiant element 101a can be positive 45 ° polarised direction (shown in Fig. 2 B) in the first antenna subelement 10 of square structure; The polarised direction of the first radiant element 101b that two other is parallel can be negative 45 ° polarised direction, shown in Fig. 2 C.
In the first antenna subelement of the square structure shown in Fig. 2 A, two positive 45 ° polarised direction polarised direction quadratures of negative 45 ° corresponding that the first parallel radiant element 101a is corresponding with two other first parallel radiant element 101b.
Certainly, aforesaid first radiant element can comprise two radiation arms and the Ba Lun that is connected with said radiation arm (Ba Lun 41 shown in Fig. 6 B).Preferably, the length of two of first radiant element radiation arms can equate in the present embodiment.The structure of above-mentioned four first radiant elements can be identical.
Especially; Two radiation arms of first radiant element can be integrative-structures or divide body structure; The Ba Lun that connects radiation arm can be cylindrical structural or strip structure, and present embodiment does not limit the structure of radiation arm and Ba Lun, and it is provided with according to actual needs.In practical application, the length of above-mentioned arbitrary radiation arm and size can suitably determine according to frequency and/or the bandwidth that reality is used.
Shown in Fig. 3 A, the second antenna subelement 20 comprises: second radiant element of two " X " shape structures (like 201a and the 201b among the figure), and second radiant element is the dipole of single polarization, second radiant element of two " X " shape structures is formed decussate texture.
Shown in Fig. 3 B and Fig. 3 C; In the second antenna subelement 20 of decussate texture; The polarised direction of one of them second radiant element 201a can be positive 45 ° polarised direction, and the polarised direction of the another one second radiant element 201b can be negative 45 ° polarised direction.
Wherein, in the second antenna subelement 20 of the decussate texture shown in Fig. 3 A, negative 45 ° the polarised direction quadrature that the positive 45 ° polarised direction that the second radiant element 201a is corresponding is corresponding with the second radiant element 201b.
Second radiant element in the present embodiment comprises: four radiation arms and the Ba Lun that is connected with radiation arm.Preferably, the length of four of second radiant element radiation arms can equate in the present embodiment.The structure of above-mentioned two second radiant elements can be identical.
Especially, four radiation arms of second radiant element can be the branch body structures, and the Ba Lun that connects radiation arm can be cylindrical structural or strip structure, and present embodiment does not limit the structure of radiation arm and Ba Lun, and it is provided with according to actual needs.Certainly, the length of above-mentioned arbitrary radiation arm and size can suitably determine according to frequency and/or the bandwidth that reality is used.
Shown in Fig. 4 to Fig. 5 C; Fig. 4 shows the structural representation of the antenna element in another embodiment of the present invention; Fig. 5 A shows the structural representation of the second antenna subelement in the embodiment of the invention, and Fig. 5 B and Fig. 5 C show the polarised direction sketch map of second radiant element in the second antenna subelement.
In the present embodiment, antenna element 3 comprises: the first antenna subelement 10 and the second antenna subelement 30 that is positioned at the first antenna subelement, 10 inside; As shown in Figure 1.The second antenna subelement 30 overlaps with cornerwise position or basic the coincidence in the first antenna subelement, 10 inner positions in the present embodiment, if the position of the second antenna subelement 30 and said cornerwise position deviation a little (as about 10 degree) all belong to zone of reasonableness.
The structure of the first antenna subelement 10 in the present embodiment is identical with the structure shown in above-mentioned Fig. 2 A, can be with reference to foregoing description.
Shown in Fig. 5 A, the second antenna subelement 30 comprises: two group of the 3rd radiant element, and every group the 3rd radiant element comprises the radiator element 32 of two " L " shape structures that distribute relatively; Radiator element 32 is the dipole of single polarization; Two group of the 3rd radiant element formed decussate texture.The structure of the radiator element in two group of the 3rd radiant element shown in Fig. 5 A all is identical.The structure of every group the 3rd radiator element in the radiant element can be set in other embodiments, according to the actual requirements.
Especially, the radiation arm of the radiator element in the 3rd radiant element is symmetrically distributed along the diagonal of the first antenna subelement 10.
Shown in Fig. 5 B and Fig. 5 C; In the second antenna subelement 30 of decussate texture; Wherein the polarised direction of one group of the 3rd radiant element can be positive 45 ° polarised direction (direction shown in the big black arrow among Fig. 5 B), and the polarised direction of other one group of the 3rd radiant element can be negative 45 ° polarised direction.
Wherein, in the second antenna subelement 30 of decussate texture, one group of the 3rd positive 45 ° polarised direction polarised direction quadrature of negative 45 ° corresponding that radiant element is corresponding with other one group of the 3rd radiant element.
Certainly, present embodiment does not limit the structure of radiation arm and Ba Lun, and it is provided with according to actual needs.The length of above-mentioned arbitrary radiation arm and size can suitably determine according to frequency and/or the bandwidth that reality is used.
Can know by the foregoing description; The antenna element of present embodiment; Through first antenna subelement of square structure and the second antenna subelement of decussate texture are made up; And guarantee that pairing two polarised directions of the first antenna subelement are identical with pairing two polarised directions of the second antenna subelement; And then the performance of raising individual antenna unit, the aerial array that this antenna element is formed can possess the function of dual-polarized antenna array in the prior art, and has effectively reduced the shared space of aerial array.
According to a further aspect in the invention, the present invention also provides a kind of aerial array, and this aerial array comprises: reflecting plate be positioned at the described antenna element of two or more as above arbitrary embodiment on the reflecting plate.
In the present embodiment, the distance of arbitrarily adjacent antenna element can be 0.5 to 1.5 times of operation wavelength.Existing operation wavelength is the ratio of the light velocity and operating frequency.
Aerial array in the present embodiment can possess the function of dual-polarized antenna array in the prior art, can effectively reduce the shared space of aerial array.
Shown in Fig. 6 A and Fig. 6 B, the aerial array shown in Fig. 6 A comprises the two or more antenna elements 1 that are positioned on the reflecting plate 4, this antenna element 1 along the direction of reflecting plate 4 with the interval of regulation (as among Fig. 6 A apart from d) arrange.Reflecting plate 4 in the present embodiment provides shared common port (Ground, guide number D) current potential to antenna element 1.
Shown in Fig. 6 B, the radiation arm in any in the present embodiment antenna subelement can be connected to reflecting plate 4 through the Ba Lun 41 of correspondence, and the Ba Lun at this place can be existing additional balance detail unit.Be provided with distributing point on above-mentioned arbitrary radiation arm in the present embodiment.
The end of this Ba Lun is fixed on the reflecting plate 4 (like the metallic reflection plate), and the other end connects with corresponding radiation arm.Ba Lun in the present embodiment can be cylindrical structural or rectangle structure.The structure of this Ba Lun can be provided with according to actual needs, and present embodiment does not limit it.
In addition, the aerial array shown in Fig. 6 A comprises five antenna elements 1, and in practical application, the quantity of the antenna element in the aerial array can suitably determine according to the wire harness width of antenna gain and/or antenna.
Shown in Fig. 7 A and Fig. 7 B, the aerial array shown in Fig. 7 A comprises the two or more antenna elements 3 that are positioned on the reflecting plate 4, this antenna element 3 along the direction of reflecting plate 4 with the interval of regulation (as among Fig. 7 A apart from d) arrange.Reflecting plate 4 in the present embodiment provides shared GND current potential to antenna element 3.
Shown in Fig. 7 B, the radiation arm in any in the present embodiment antenna subelement can be connected to reflecting plate 4 through the Ba Lun 41 of correspondence.Be provided with distributing point on above-mentioned arbitrary radiation arm in the present embodiment.
Shown in Fig. 8 A and Fig. 8 B, the structure of adjacent antenna element is different in the aerial array shown in Fig. 8 A, and the aerial array in Fig. 8 A, Fig. 8 B comprises: antenna element 1 and antenna element 3 shown in Figure 4 shown in Figure 1.Wherein, antenna element 1 is alternately arranged with antenna element 3, forms the antenna array structure shown in Fig. 8 A.
Aerial array shown in Fig. 8 A also can solve big, the big problem that takes up room of dual-polarized antenna array volume in the prior art, is beneficial to the miniaturization development of aerial array.
Aerial array among Fig. 8 C comprises: antenna element 1 and antenna element 3 shown in Figure 4 shown in Figure 1.Wherein, antenna element 1 is different with the arrangement mode among Fig. 8 A with antenna element 3 arrangement modes.
Above-mentioned Fig. 8 A and Fig. 8 C are merely and illustrate; Certainly; In other embodiment; Antenna element 1 (as shown in Figure 1) and antenna element 3 (as shown in Figure 4) but combination in any arrange, form the aerial array of multiple different structure, present embodiment does not limit the permutation and combination method of antenna element 1 and antenna element 3.
Aerial array in the above-mentioned any embodiment can solve all in the prior art that the dual-polarized antenna array volume is big, big problem takes up room.
To shown in Figure 180, Fig. 9 to Figure 18 shows the part-structure sketch map that forms the aerial array in one embodiment of the invention like Fig. 9.
Aerial array shown in Fig. 9 to Figure 12 comprises: the first antenna subelement 10 and the second antenna subelement 20 shown in above-mentioned Fig. 3 A shown in above-mentioned Fig. 2 A.
Wherein, the first antenna subelement, 10, the second antenna subelements 20 of aerial array are alternately arranged among Fig. 9, and formation one is aerial array independently, and has independently feeding network.
The second antenna subelement 20 in the aerial array shown in Figure 10 and the first antenna subelement 10 are alternately arranged, and formation one is aerial array independently, has independently feeding network simultaneously.
In the present embodiment, antenna array structure shown in Figure 9 and antenna array structure shown in Figure 10 are made up, can form the aerial array shown in Fig. 6 A.
Correspondingly, the aerial array shown in Figure 11 comprises three first antenna subelements 10 and two second antenna subelements 20; Aerial array shown in Figure 12 comprises three second antenna subelements 20 and two first antenna subelements 10.
In the present embodiment, antenna array structure shown in Figure 11 and antenna array structure shown in Figure 12 are made up, can form the aerial array shown in Fig. 6 A.
Aerial array shown in Figure 13 comprises: the first antenna subelement 10 shown in above-mentioned Fig. 2 A; Aerial array shown in Figure 14 comprises: with the second antenna subelement 20 shown in above-mentioned Fig. 3 A.Figure 13 and aerial array shown in Figure 14 are aerial array independently, and it has independently feeding network.
In the present embodiment, Figure 13 and aerial array shown in Figure 14 are made up, can form the aerial array shown in Fig. 6 A.
The part compound mode of the aerial array that is combined into Fig. 6 A only is shown in the present embodiment.In practical application, no matter all belong to content of the present invention through the structure of the aerial array shown in which kind of compound mode acquisition present embodiment.
Further, the aerial array shown in Figure 15 to Figure 18 comprises: the first antenna subelement 10 and the second antenna subelement 30 shown in above-mentioned Fig. 5 A shown in above-mentioned Fig. 2 A.
Wherein, the first antenna subelement, 10, the second antenna subelements 30 of aerial array are alternately arranged among Figure 15, and formation one is aerial array independently, and has independently feeding network.
The second antenna subelement 30 in the aerial array shown in Figure 16 and the first antenna subelement 10 are alternately arranged, and formation one is aerial array independently, has independently feeding network simultaneously.
In the present embodiment, antenna array structure shown in Figure 15 and antenna array structure shown in Figure 16 are made up, can form the aerial array shown in Fig. 7 A.
Correspondingly, the aerial array shown in Figure 18 comprises three second antenna subelements 30 and three first antenna subelements 10; Aerial array shown in Figure 17 comprises three first antenna subelements 10 and three second antenna subelements 30.
In the present embodiment, antenna array structure shown in Figure 180 and antenna array structure shown in Figure 17 are made up, can form the aerial array shown in Fig. 7 A.
The above-mentioned part compound mode that the aerial array that is combined into Fig. 7 A only is shown.In practical application, no matter all belong to content of the present invention through the structure of the aerial array shown in which kind of compound mode acquisition present embodiment.
Can know that by the foregoing description the array antenna array in the present embodiment can possess the function of two row dual-polarized antenna arrays in the prior art, and then can solve in the prior art that the dual-polarized antenna array volume is big, big problem takes up room.
According to a further aspect in the invention, the present invention also provides a kind of antenna, and this antenna can comprise the described aerial array of any embodiment of the present invention.For instance, can comprise the cited aerial array of above-mentioned Fig. 6 A, aerial array that Fig. 7 A gave an example and/or comprise aerial array that Fig. 8 A gives an example etc.
The volume of entire antenna is little in the embodiment of the invention, occupies little space.Above-mentioned antenna applications can make the antenna performance of base station improve in the base station, and helps the miniaturization development of antenna for base station.
What should explain at last is: above each embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although the present invention has been carried out detailed explanation with reference to aforementioned each embodiment; 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 put down in writing, perhaps to wherein part or all technical characteristic are equal to replacement; And these are revised or replacement, do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (18)
1. an antenna element is characterized in that, comprising:
The first antenna subelement and the second antenna subelement,
The said first antenna subelement is the dipole antenna unit of square structure, and the said second antenna subelement is the dipole antenna unit of decussate texture,
The said second antenna subelement is laid in the inside of the said first antenna subelement.
2. antenna element according to claim 1 is characterized in that, the said second antenna subelement is laid in the inside of the said first antenna subelement, is specially:
The decussate texture of the said second antenna subelement overlaps or basic the coincidence with the inner diagonal of the said first antenna subelement.
3. antenna element according to claim 1 is characterized in that, pairing two polarised directions of the said first antenna subelement are identical with pairing two polarised directions of the said second antenna subelement.
4. according to claim 1 or 2 or 3 described antenna elements, it is characterized in that the said first antenna subelement comprises:
Four independently linear first radiant elements, each first radiant element is the dipole of single polarization, said four independently first radiant element form square structure.
5. antenna element according to claim 4; It is characterized in that; The polarised direction of two first parallel radiant elements is positive 45 ° polarised direction in the first antenna subelement of said square structure, and the polarised direction of first radiant element that two other is parallel is negative 45 ° a polarised direction.
6. antenna element according to claim 5 is characterized in that, in the first antenna subelement of square structure,
Negative 45 ° the polarised direction quadrature that the positive 45 ° polarised direction that said two first parallel radiant elements are corresponding is corresponding with two other first parallel radiant element.
7. antenna element according to claim 4 is characterized in that, said first radiant element comprises two radiation arms and the Ba Lun that is connected with said radiation arm.
8. according to claim 1 or 2 or 3 described antenna elements, it is characterized in that the said second antenna subelement comprises:
Second radiant element of two " X " shape structures, said second radiant element is the dipole of single polarization, second radiant element of said two " X " shape structures is formed decussate texture.
9. antenna element according to claim 8; It is characterized in that; In the second antenna subelement of said decussate texture, the polarised direction of one of them second radiant element is positive 45 ° polarised direction, and the polarised direction of another one second radiant element is negative 45 ° a polarised direction.
10. antenna element according to claim 9 is characterized in that, negative 45 ° the polarised direction quadrature that the positive 45 ° polarised direction that said one second radiant element is corresponding is corresponding with said another one second radiant element.
11. antenna element according to claim 8 is characterized in that, said second radiant element comprises: four radiation arms and the Ba Lun that is connected with said radiation arm.
12., it is characterized in that the said second antenna subelement comprises according to claim 1 or 2 or 3 described antenna elements:
Two group of the 3rd radiant element, every group the 3rd radiant element comprises the radiator element of two " L " shape structures that distribute relatively; Said radiator element is the dipole of single polarization;
Said two group of the 3rd radiant element formed decussate texture.
13. antenna element according to claim 12; It is characterized in that; In the second antenna subelement of decussate texture, wherein the polarised direction of one group of the 3rd radiant element is positive 45 ° polarised direction, and the polarised direction of other one group of the 3rd radiant element is negative 45 ° a polarised direction.
14. antenna element according to claim 13; It is characterized in that; In the second antenna subelement of decussate texture, one group of the 3rd positive 45 ° polarised direction polarised direction quadrature of negative 45 ° corresponding that radiant element is corresponding with other one group of the 3rd radiant element.
15. antenna element according to claim 12 is characterized in that, said radiator element comprises: two angles are 90 ° radiation arm and the Ba Lun that is connected with said radiation arm.
16. an aerial array is characterized in that, comprising:
Reflecting plate be positioned at the arbitrary described antenna element of two or more as above claims 1 to 15 on the said reflecting plate.
17. aerial array according to claim 16 is characterized in that, the distance of any adjacent antenna element is 0.5 to 1.5 times of operation wavelength.
18. an antenna is characterized in that, comprising: as above claim 16 or 17 described aerial arrays.
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| CN2012101679453A CN102769175A (en) | 2012-05-28 | 2012-05-28 | Antenna unit, antenna array and antenna |
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| CN106229613A (en) * | 2016-08-23 | 2016-12-14 | 安谱络(苏州)通讯技术有限公司 | A kind of quadrature dualpolarized active antenna and bipolar omni-directional array antenna |
| CN107017459A (en) * | 2015-11-26 | 2017-08-04 | 日本天线株式会社 | Antenna assembly |
| CN107968253A (en) * | 2017-12-21 | 2018-04-27 | 京信通信系统（中国）有限公司 | Mimo antenna system, aerial array and its low frequency radiating element |
| CN109037919A (en) * | 2018-08-02 | 2018-12-18 | 摩比天线技术（深圳）有限公司 | Vibrator component, oscillator unit and antenna |
| CN109633618A (en) * | 2018-12-13 | 2019-04-16 | 北京无线电测量研究所 | A kind of selection method and system of radar antenna a period of time unit |
| CN109713433A (en) * | 2019-01-15 | 2019-05-03 | 武汉虹信通信技术有限责任公司 | Split type radiating element, aerial array and antenna for base station |
| CN110770974A (en) * | 2017-06-23 | 2020-02-07 | 戴卡维夫有限公司 | Intubation device broadband antenna array |
| CN114069215A (en) * | 2021-11-23 | 2022-02-18 | 广东博纬通信科技有限公司 | Dual same-frequency dual-polarized radiation unit and antenna |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107017459A (en) * | 2015-11-26 | 2017-08-04 | 日本天线株式会社 | Antenna assembly |
| CN106229613B (en) * | 2016-08-23 | 2018-12-11 | 安谱络(苏州)通讯技术有限公司 | A kind of quadrature dualpolarized radiating antenna and bipolar omni-directional array antenna |
| CN106229613A (en) * | 2016-08-23 | 2016-12-14 | 安谱络(苏州)通讯技术有限公司 | A kind of quadrature dualpolarized active antenna and bipolar omni-directional array antenna |
| CN110770974B (en) * | 2017-06-23 | 2021-10-29 | 戴卡维夫有限公司 | Broadband antenna array |
| CN110770974A (en) * | 2017-06-23 | 2020-02-07 | 戴卡维夫有限公司 | Intubation device broadband antenna array |
| US11128058B2 (en) | 2017-06-23 | 2021-09-21 | DecaWave, Ltd. | Wideband antenna array |
| CN107968253A (en) * | 2017-12-21 | 2018-04-27 | 京信通信系统（中国）有限公司 | Mimo antenna system, aerial array and its low frequency radiating element |
| CN109037919A (en) * | 2018-08-02 | 2018-12-18 | 摩比天线技术（深圳）有限公司 | Vibrator component, oscillator unit and antenna |
| CN109037919B (en) * | 2018-08-02 | 2024-02-02 | 摩比天线技术（深圳）有限公司 | Vibrator assembly, vibrator unit and antenna |
| CN109633618A (en) * | 2018-12-13 | 2019-04-16 | 北京无线电测量研究所 | A kind of selection method and system of radar antenna a period of time unit |
| CN109713433A (en) * | 2019-01-15 | 2019-05-03 | 武汉虹信通信技术有限责任公司 | Split type radiating element, aerial array and antenna for base station |
| CN109713433B (en) * | 2019-01-15 | 2022-11-04 | 武汉虹信科技发展有限责任公司 | Split type radiating element, antenna array and base station antenna |
| CN114069215A (en) * | 2021-11-23 | 2022-02-18 | 广东博纬通信科技有限公司 | Dual same-frequency dual-polarized radiation unit and antenna |
| CN114069215B (en) * | 2021-11-23 | 2022-06-21 | 广东博纬通信科技有限公司 | Dual same-frequency dual-polarized radiation unit and antenna |
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Application publication date: 20121107 |