WO2012159334A1 - Antenne et réseau d'antennes - Google Patents

Antenne et réseau d'antennes Download PDF

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Publication number
WO2012159334A1
WO2012159334A1 PCT/CN2011/077309 CN2011077309W WO2012159334A1 WO 2012159334 A1 WO2012159334 A1 WO 2012159334A1 CN 2011077309 W CN2011077309 W CN 2011077309W WO 2012159334 A1 WO2012159334 A1 WO 2012159334A1
Authority
WO
WIPO (PCT)
Prior art keywords
antenna
rotating member
antenna unit
reference direction
antennas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2011/077309
Other languages
English (en)
Chinese (zh)
Inventor
罗英涛
肖伟宏
艾鸣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN2011800012272A priority Critical patent/CN102986087A/zh
Priority to PCT/CN2011/077309 priority patent/WO2012159334A1/fr
Publication of WO2012159334A1 publication Critical patent/WO2012159334A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/01—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the shape of the antenna or antenna system
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
    • H01Q3/04—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation

Definitions

  • Embodiments of the present invention relate to mobile communication technologies, and in particular, to an antenna and an antenna array. Background technique
  • antennas in base stations are required to flexibly adjust coverage according to application scenarios.
  • Conventional antennas use fixed radiators and reflectors, so they can only cover a fixed range and are no longer sufficient for communication systems.
  • In the field of mobile communications there is an increasing demand for intelligent antennas with adjustable coverage.
  • the antenna with adjustable coverage is composed of a radiator, a reflector and a rotating shaft.
  • Each radiator is connected to a reflector, and the reflector is connected to the rotating shaft, and the rotating shaft can drive the radiator and the reflector together.
  • Rotate The azimuth of the antenna is changed by rotating the radiator and the reflector, that is, changing the direction of coverage of the antenna. For example, by rotating the radiator and reflector 180 degrees, the direction of the energy maximum in the coverage is adjusted from positive south to true north.
  • Embodiments of the present invention provide an antenna capable of changing a horizontal wave width to improve an adjustable performance of an antenna.
  • Embodiments of the present invention also provide an antenna array that can change the horizontal wave width to improve the adjustable performance of the antenna.
  • An embodiment of the present invention provides an antenna, including: a moving mechanism and at least two antenna unit groups; the at least two antenna unit groups are sequentially disposed on the moving mechanism along a first reference direction; Position changing in a second reference direction of the first reference direction such that orthographic projections of the at least two antenna groups in a plane perpendicular to the first reference direction overlap or deviate from each other.
  • An embodiment of the present invention further provides an antenna array, including: at least two antennas, and the at least two antennas are arranged in a predetermined manner;
  • At least one of the at least two antennas includes: a moving mechanism and at least two antenna unit groups;
  • the at least two antenna element groups are sequentially disposed on the moving mechanism along a first reference direction; the second reference direction perpendicular to the first reference direction is changed in position such that the at least two antenna element groups are The orthographic projections in the plane perpendicular to the first reference direction overlap each other or are mutually offset from the above technical solution.
  • at least two antenna unit groups are disposed in the antenna, and the moving mechanism causes the at least two antenna units At least one antenna element group in the group is changed in position along a second reference direction perpendicular to the first reference direction, thereby adjusting the direction of coverage of each antenna element group by adjusting the rotation direction and the rotation angle, thereby superimposing The coverage is adjusted afterwards.
  • FIG. 1(a) is a schematic structural diagram of a first antenna according to Embodiment 1 of the present invention
  • FIG. 1(b) is a schematic structural view of a second antenna according to Embodiment 1 of the present invention.
  • FIG. 2(a) is a schematic diagram of coverage of a first antenna element group of an antenna according to Embodiment 2 of the present invention
  • FIG. 2(b) is a schematic diagram of coverage of a second antenna element group of an antenna according to Embodiment 2 of the present invention
  • (C) is a schematic diagram of coverage of an antenna according to Embodiment 2 of the present invention
  • FIG. 3(a) is a schematic diagram of coverage of a first antenna element group of an antenna according to Embodiment 3 of the present invention
  • FIG. 3(b) is a schematic diagram of coverage of a second antenna element group of an antenna according to Embodiment 3 of the present invention
  • (c) is a schematic diagram of coverage of an antenna according to Embodiment 3 of the present invention
  • FIG. 4 is a schematic structural diagram of an antenna according to Embodiment 4 of the present invention.
  • Figure 5 (a) is a schematic structural view of a first antenna according to Embodiment 5 of the present invention.
  • Figure 5 (b) is a schematic structural view of a second antenna according to Embodiment 5 of the present invention.
  • FIG. 6 is a schematic structural diagram of an antenna array according to Embodiment 6 of the present invention.
  • FIG. 7 is a schematic structural diagram of an antenna array according to Embodiment 7 of the present invention. detailed description
  • Embodiments of the present invention first provide an antenna including a moving mechanism and at least two antenna unit groups.
  • the at least two antenna element groups are disposed along the first reference direction in the second reference direction perpendicular to the first reference direction of the mobile unit tuple to change the at least two antenna units.
  • the moving mechanism is configured to allow at least one antenna unit group of the at least two antenna element groups to be positioned along a second reference direction perpendicular to the first reference direction Changing, such that at least one of the at least two antenna element groups and the other of the at least two antenna element groups are orthographically projected in a plane perpendicular to the first reference direction Overlapping or deviating from each other.
  • the moving mechanism is configured to allow at least one of the at least two antenna element groups to be converted between the first state and the second state along a second reference direction perpendicular to the first reference direction At least one of the at least two antenna element groups in the first state and the other of the at least two antenna element groups are perpendicular to the first reference direction
  • the orthographic projections in the plane overlap each other, and at least one of the at least two antenna element groups is offset from the in-plane orthographic projection in the second state.
  • the second reference direction is located in a plane perpendicular to the first reference direction.
  • the antenna unit sequentially arranged along the first reference direction is allowed to change position along a second reference direction perpendicular to the first reference direction by using a moving mechanism, thereby allowing the at least two antenna unit groups to be allowed.
  • the at least one antenna element group and the other antenna element groups of the at least two antenna element groups overlap each other in an orthogonal projection in a plane perpendicular to the first reference direction, thereby improving the adjustable performance of the antenna.
  • FIG. 1( a ) is a schematic structural diagram of a first antenna according to Embodiment 1 of the present invention.
  • Fig. 1(a) is a plan view of the antenna.
  • the antenna comprises: at least two antenna unit groups and a moving mechanism, the moving mechanism being composed of a first rotating member and a second rotating member.
  • the first rotating member is rotatable relative to the second rotating member.
  • the first rotating member and the second rotating member have the same or parallel axis of rotation.
  • the antenna elements of the at least one antenna unit group are disposed on the first rotating member through the reflecting plate, and the antenna unit of the at least one other antenna unit group is disposed on the second rotating member through the reflecting plate.
  • the first rotating member and the second rotating member are both rotating shafts.
  • Each antenna element group includes at least one antenna unit. At least two days above Arranged alternately along the first reference direction described above.
  • the antenna includes: two antenna unit groups and two rotating shafts.
  • the two antenna element groups are respectively: a first antenna unit group and a second antenna unit group. Only one first antenna unit 11 is included in the first antenna unit group; and only one second antenna unit 12 is included in the second antenna unit group.
  • the two rotating shafts are: a first rotating shaft 21 and a second rotating shaft 22, respectively.
  • the first reference direction is an axial direction of the first rotating shaft 21 and the second rotating shaft 22.
  • the first antenna unit group or the second antenna unit group may be positionally changed along a second reference direction perpendicular to the first rotation axis 21 axis or the second rotation axis 22 axis, the second reference direction being perpendicular to the first rotation
  • the shaft 21 is axial or in the plane of the axial direction of the second rotary shaft 22.
  • the orthographic projections of the first antenna unit group and the second antenna unit group in a plane perpendicular to the axial direction of the first rotating shaft 21 or the axial direction of the second rotating shaft 22 may overlap or deviate from each other.
  • each antenna element group of the antenna is connected to one rotating shaft, and different antenna unit components are connected to different rotating shafts.
  • the antenna unit group is rotated by the rotation axis of its connection.
  • the first antenna unit group is connected to the first rotating shaft 21 , that is, the first antenna unit 11 is connected to the first rotating shaft 21
  • the first rotating shaft 21 is connected to the first rotating shaft 21 .
  • the second antenna unit group is connected to the second rotating shaft 22, that is, the second antenna unit 12 is connected to the second rotating shaft 22, and when the second rotating shaft 22 rotates, the second antenna unit 12 in the second antenna unit group is driven. Rotation.
  • each antenna unit includes: a reflector and at least one radiator.
  • the reflector is connected to the radiator of the antenna unit in which it is located, and is connected to a rotating shaft corresponding to the antenna unit group.
  • the first antenna unit 11 includes: a reflection plate 111 and a radiator 112.
  • the reflector 111 is connected to the radiator 112 of the first antenna unit 11, and is connected to the rotation shaft 21 corresponding to the first antenna unit group.
  • the second antenna unit 12 includes: A reflector 121 and a radiator 122.
  • the reflector 121 is connected to the radiator 122 of the second antenna unit 12, and is connected to the rotating shaft 22 corresponding to the second antenna unit group.
  • the reflecting plate 121 and the radiator 122 that drive the second antenna unit 12 rotate accordingly.
  • each antenna unit of the antenna may further include: at least one partition.
  • the spacer is disposed between adjacent antenna units for mutual coupling isolation of adjacent antenna units. Specifically, the spacer is connected to the reflector of the antenna unit, and the antenna unit and the adjacent antenna unit are mutually coupled and isolated.
  • the first antenna unit 11 may include a partition 113 connected to the reflector 111 , parallel to the radiator 112 , and disposed at the second antenna unit 12 of the first antenna unit 11 . On one side, mutual coupling isolation is performed between the first antenna unit 11 and the adjacent second antenna unit 12, thereby improving the radiation performance of the antenna.
  • a spacer 123 may also be included in the second antenna unit 12.
  • the antenna may further include a driving device.
  • the driving device is configured to drive the first rotating member of the moving mechanism to rotate, or to drive the second rotating member of the moving mechanism to rotate, or to drive the first rotating member and the second rotating member of the moving mechanism to rotate.
  • At least two rotating axes of the antenna are concentric axes, and each of the rotating shafts respectively drives an antenna unit group connected thereto.
  • the first rotating shaft 21 and the second rotating shaft 22 are concentric axes.
  • the antenna shown in Fig. 1(a) is a case where the first rotating shaft 21 and the second rotating shaft 22 are concentric. Further, in Fig. 1(a), the same radius of the first rotating shaft 21 and the second rotating shaft 22 is taken as an example.
  • Fig. 1 (b) is a schematic structural view of a second type of antenna according to a first embodiment of the present invention. As shown in Fig. 1 (b), the first rotating shaft 21 and the second rotating shaft 22 may be arranged side by side.
  • the other structures of the antenna in Figure 1 (b) are the same as those in Figure 1 (a), and will not be described here.
  • the antenna may further include: a radome 30.
  • the antenna unit group and the above-described rotating shaft are both disposed in the radome 30.
  • the structure of the antenna according to the first embodiment of the present invention has been described above.
  • the working principle of the antenna will be described below through two specific embodiments.
  • the rotation angle is the same, the working principle of the antenna will be described.
  • the first antenna unit group and the second antenna unit group have different rotation directions and the same rotation angles, that is, the rotation directions of the first antenna unit 11 and the second antenna unit 12 are different and the rotation angle is the same.
  • 2(a) is a schematic diagram showing the coverage of a first antenna element group of an antenna according to Embodiment 2 of the present invention.
  • 2(b) is a schematic diagram showing the coverage of a second antenna unit group of an antenna according to Embodiment 2 of the present invention.
  • the rotation angle is 25 degrees. In practical applications, the angle is not limited to the angle, and the specific rotation angle may be determined according to actual needs.
  • the rotation axis in the antenna is placed perpendicular to the ground as an example.
  • Figs. 2(a) and 2(b) show the projection of the antenna in the horizontal plane. Referring to Fig. 2 (a) and Fig. 2 (b), the direction of the energy maximum of the coverage before the rotation is recorded as 0 degree, the first antenna unit group is rotated 25 degrees to the left, and the second antenna unit group is rotated 25 degrees to the right. . As shown in FIG. 2(a) and FIG.
  • the shape of the coverage formed by the first antenna unit group and the second antenna unit group is the same, since the rotation directions of the first antenna unit group and the second antenna unit group are different. Therefore, the coverage of the two is different.
  • the coverage of the antenna is the superposition of the coverage of the first antenna unit group and the second antenna unit group. Therefore, the coverage of the antenna of the second embodiment of the present invention is the superposition of FIG. 2 (a) and FIG. 2 (b).
  • the coverage after superposition is shown in Figure 2 (c).
  • 2(c) is a schematic diagram showing the coverage of an antenna according to Embodiment 2 of the present invention. Referring to FIG.
  • the shape of the coverage of the antenna obtained after superposition is changed, that is, the horizontal wave width of the antenna is changed, compared to the coverage of the first antenna unit group and the second antenna unit group. Due to the rotation of the first antenna unit group and the second antenna unit group The opposite directions and the same rotation angles, so the maximum energy of the superimposed coverage still points to 0 degrees, the same as before the rotation, that is, the direction angle of the antenna does not change. It can be seen that when the rotation directions of the at least two antenna element groups in the antenna are different and the rotation angle is the same, the direction angle of the antenna can be changed and the horizontal wave width of the antenna can be changed. In the same case, the working principle of the antenna will be described.
  • the rotation angles of the first antenna unit group and the second antenna unit group are different, that is, the rotation angles of the first antenna unit 11 and the second antenna unit 12 are different.
  • 3(a) is a schematic diagram showing the coverage of a first antenna element group of an antenna according to Embodiment 3 of the present invention.
  • FIG. 3(b) is a schematic diagram showing a coverage range of a second antenna element group of an antenna according to Embodiment 3 of the present invention.
  • the rotation angle is 25 degrees. In practical applications, the angle is not limited to the angle, and the specific rotation angle may be determined according to actual needs.
  • the rotation axis in the antenna is placed perpendicular to the ground as an example.
  • Figures 3(a) and 3(b) show the projection of the coverage of the antenna on a horizontal plane.
  • the direction of the energy maximum of the coverage before the rotation is recorded as 0 degree
  • the first antenna unit group is rotated 25 degrees to the right
  • the second antenna unit group is not rotated, that is, The energy maximum of the coverage of the second antenna unit points to 0 degrees.
  • the shape of the coverage formed by the first antenna unit group and the second antenna unit group is the same, since the rotation directions of the first antenna unit group and the second antenna unit group are different. Therefore, the coverage of the two is different.
  • FIG. 3(c) is a schematic diagram showing the coverage of an antenna according to Embodiment 3 of the present invention. Referring to FIG. 3(c), the shape of the coverage of the antenna obtained after superposition is changed, that is, the horizontal wave width of the antenna is changed, compared to the coverage of the first antenna unit group and the second antenna unit group.
  • the orientation of the energy maximum with the coverage of the second antenna element group is asymmetric with respect to 0 degrees, so the energy maximum of the superimposed coverage region also rotates with respect to 0 degrees, that is, the direction angle of the antenna also changes.
  • the rotation angles of the at least two antenna element groups in the antenna are different, the direction angle and the horizontal wave width of the antenna can be simultaneously changed regardless of whether the rotation directions of the two are the same.
  • the shape and direction of the coverage of all antenna element groups are completely identical, and the energy maximum points are rotated by the same angle with respect to the 0 degree direction, so the superposed antenna is
  • the pointing of the energy maximum of the coverage also rotates the angle with respect to the 0 degree direction, that is, the azimuth angle changes, but the shape of the superimposed coverage does not change, that is, the horizontal wave width does not change. From this, the direction angle of the antenna can be changed and the horizontal wave width of the antenna does not change.
  • At least two antenna unit groups are disposed in the antenna, and the coverage of the antenna is a result of superimposition of coverage of each antenna unit group.
  • Each antenna element group is rotated by two rotating shafts respectively, and the direction of coverage of each antenna unit group is adjusted by adjusting the rotation direction and the rotation angle, thereby adjusting the superimposed coverage range.
  • FIG. 4 is a schematic structural diagram of an antenna according to Embodiment 4 of the present invention.
  • the antenna at least two antenna elements are included in each antenna element group.
  • two antenna element groups are still included in the antenna, that is, a first antenna unit group and a second antenna unit group.
  • the first antenna unit group includes three first antenna units 11 , and all of the first antenna units 11 are connected to the first rotating shaft 21 and can be rotated by the first rotating shaft 21 .
  • the second antenna unit group includes three second antenna units 12, All of the second antenna units 12 are connected to the second rotating shaft 22, and the bands of the second rotating shaft 22 are the same as those of the antenna unit of the first embodiment of the present invention, and are not mentioned here.
  • only the first rotating shaft 21 and the second rotating shaft 22 are arranged side by side as an example, and the first rotating shaft 21 and the second rotating shaft 22 may also be concentric axes.
  • the antenna of the fourth embodiment of the present invention belongs to the first antenna unit 11 of the first antenna unit group and the second antenna of the second antenna unit group.
  • Units 12 are alternately arranged.
  • the manner of alternate arrangement may include the following two.
  • the first way of alternately arranging is: The number of antenna elements belonging to different antenna element groups is alternately arranged.
  • the order of arrangement of the respective antenna elements is: first antenna unit, second antenna unit, first antenna unit, second antenna unit, first antenna unit, second Antenna unit....
  • the order of arrangement of the antenna elements is: first antenna unit, first antenna unit, second antenna unit, second antenna unit, first antenna unit, and An antenna unit, a second antenna unit, a second antenna unit, ....
  • two adjacent antenna elements belonging to the same antenna unit group may be disposed on the same reflector, that is, each reflector has two antenna unit groups in the array direction.
  • Antenna unit For example, in the above arrangement, the first two first antenna units are located on the first reflecting plate, and the next two second antenna units are located on the second reflecting plate, and so on.
  • the order of arrangement of the antenna elements is: first antenna unit, second antenna unit, third antenna unit, first antenna unit, second antenna unit, third antenna unit And a first antenna unit, a second antenna unit, and a third antenna unit.
  • the second way of alternately arranging is: unequal numbers of antenna elements belonging to different antenna element groups are alternately arranged.
  • the order of arrangement of the respective antenna elements is: first antenna unit, first antenna unit, second antenna unit, first antenna unit, first antenna unit, second Antenna unit...
  • the specific manner of alternately arranging may also adopt other methods, and is not limited to the above two.
  • each antenna unit group includes at least two antenna units, which increases the power of the antenna, so that a plurality of antenna units can be simultaneously adjusted by adjusting the rotating shaft, thereby improving the high-power antenna. Adjust performance.
  • the antenna elements of different antenna unit groups are alternately arranged, so that the radiation field distribution of the antenna is more uniform, and the coverage effect of the antenna is improved.
  • FIG. 5( a ) is a schematic structural diagram of a first antenna according to Embodiment 5 of the present invention. As shown in FIG. 5(a), in the antenna, the number of radiators in at least one antenna unit is two. The other structure of the antenna is the same as that of the first antenna of the first embodiment of the present invention shown in Fig. 1(a), and will not be further described herein.
  • FIG. 5(b) is a schematic structural diagram of a second antenna according to Embodiment 5 of the present invention; as shown in FIG. 5(b), in the antenna, the number of radiators in at least one antenna unit is two.
  • the other components of the antenna are the same as those of the second antenna of the first embodiment of the present invention shown in FIG. 1(b), and are not mentioned here.
  • the number of radiators in at least one antenna unit of the antenna may be greater than two.
  • the radiators may be arranged in an array of any form.
  • the number of radiators in the antenna unit is increased by two or more, so that the horizontal wave width of the antenna is narrowed, the gain of the antenna is increased, and the power of the antenna is increased, thereby enabling
  • the adjustable performance of the high power antenna is improved by adjusting the rotating shaft while rotating a larger number of radiators.
  • the embodiment of the present invention further provides that the antennas in the foregoing embodiments may be used to form an antenna array, or the antennas in the foregoing embodiments are used in the prior art.
  • Any form of antenna constitutes an antenna array.
  • the antenna array includes: at least two antennas.
  • the antenna of the first embodiment of the present invention to the fifth embodiment of the present invention is used for at least one antenna.
  • the operating frequencies of all the antennas of the antenna array may be different.
  • at least two of the antennas of the antenna array have the same operating frequency, and specifically include the following two situations: 1.
  • All antennas in the array operate at the same frequency. 2. Two or more antennas in the antenna array have the same operating frequency, for example, both are the first operating frequency, and the remaining antennas are not operating at the first operating frequency. Moreover, in an antenna whose working frequency is not the first working frequency: all antennas may have the same operating frequency, for example, the second operating frequency; or the operating frequencies may be different; and the operating frequencies of some of the antennas may be the same, and the rest The working frequency is different.
  • FIG. 6 is a schematic structural diagram of an antenna array according to Embodiment 6 of the present invention.
  • the antenna array includes: three antennas 61.
  • the at least one antenna 61 is an antenna according to Embodiment 1 of the present invention to Embodiment 5 of the present invention.
  • the antennas of the first embodiment of the present invention and the antennas of the fifth embodiment of the present invention are used as an example.
  • the internal structure of each antenna 61 is the same as that of the antenna according to Embodiment 1 to Embodiment 5 of the present invention, and details are not described herein again.
  • the three antennas are 61-way annularly distributed. As shown in FIG.
  • each of the antennas 61 includes two concentric rotating shafts as an example, and the center of the rotating shaft portion of each antenna 61 is a cross section of the two concentric rotating shafts on a vertical plane.
  • the center of the formed pattern is the common axis of the two concentric axes of rotation.
  • the axes of the rotation axes of the three antennas 61 constitute three vertices of an equilateral triangle.
  • a plurality of antennas according to Embodiment 1 to Embodiment 5 of the present invention are combined into an antenna array, and three antennas are combined according to a ring distribution, thereby achieving radiation coverage in a 360-degree range. Adjusting the coverage of one or more antennas in the array, adjusting the coverage of the antenna array, thus improving the adjustable performance of the 360-degree covered antenna array.
  • FIG. 7 is a schematic structural diagram of an antenna array according to Embodiment 7 of the present invention.
  • the antenna array includes: two antennas 71.
  • the at least one antenna 71 is an antenna according to Embodiment 1 of the present invention to Embodiment 5 of the present invention.
  • the antennas according to the first embodiment of the present invention and the fifth embodiment of the present invention are used as an example.
  • each antenna 71 The internal structure is the same as the antenna described in Embodiment 1 to Embodiment 5 of the present invention, and details are not described herein again.
  • the two antennas 71 are arranged side by side.
  • the antennas according to the first embodiment of the present invention to the fifth embodiment of the present invention are combined into an antenna array, and the two antennas are combined in a parallel arrangement, thereby expanding the radiation coverage range, and adjusting the coverage in the array.

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  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

Les modes de réalisation de la présente invention concernent une antenne et un réseau d'antennes. L'antenne comprend un mécanisme de mouvement et au moins deux groupes unitaires d'antennes. Le groupe unitaire d'antennes est posé sur le mécanisme de mouvement le long d'une première direction de référence, le mécanisme de mouvement permet à au moins un groupe unitaire d'antennes de changer d'emplacement le long d'une seconde direction de référence perpendiculaire à la première direction de référence, les orthographes du groupe unitaire d'antennes et d'autres groupes unitaires d'antennes dans un plan perpendiculaire à la première direction de référence se chevauchant mutuellement ou se déplaçant mutuellement les unes par rapport aux autres. L'antenne et le réseau d'antennes fournis par la présente invention permettent de régler l'azimut et/ou la largeur du faisceau horizontal, ce qui permet d'améliorer la performance réglable de l'antenne.
PCT/CN2011/077309 2011-07-19 2011-07-19 Antenne et réseau d'antennes Ceased WO2012159334A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2011800012272A CN102986087A (zh) 2011-07-19 2011-07-19 天线和天线阵列
PCT/CN2011/077309 WO2012159334A1 (fr) 2011-07-19 2011-07-19 Antenne et réseau d'antennes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/077309 WO2012159334A1 (fr) 2011-07-19 2011-07-19 Antenne et réseau d'antennes

Publications (1)

Publication Number Publication Date
WO2012159334A1 true WO2012159334A1 (fr) 2012-11-29

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CN114639958A (zh) * 2022-03-23 2022-06-17 深圳麦赫科技有限公司 一种三频小型化美化楼宇天线

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