WO2020151074A1 - Broadband circularly-polarized millimeter wave multi-feed multi-beam lens antenna - Google Patents
Broadband circularly-polarized millimeter wave multi-feed multi-beam lens antenna Download PDFInfo
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- WO2020151074A1 WO2020151074A1 PCT/CN2019/079180 CN2019079180W WO2020151074A1 WO 2020151074 A1 WO2020151074 A1 WO 2020151074A1 CN 2019079180 W CN2019079180 W CN 2019079180W WO 2020151074 A1 WO2020151074 A1 WO 2020151074A1
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- feed
- circularly polarized
- antenna
- broadband circularly
- lens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/24—Polarising devices; Polarisation filters
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/06—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
Definitions
- the broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna proposed by the present invention has the following advantages:
- Figure 8 shows the measured left-hand circular polarization and right-hand circular polarization normalized pattern when the broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna excites five input ports respectively, (a) 24GHz, ( b) 26GHz, (c) 28GHz;
- the present invention provides a broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna with circular polarization, wide working bandwidth, high port isolation, wide beam coverage, low cross-polarization, and beam gain
- the advantages of small fluctuations have important prospects in the future 5th generation mobile communications, satellite communications and other fields.
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- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
Claims (10)
- 一种宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,所述天线包括一个多端口宽带圆极化平面馈源天线阵列(1)和一个平面透镜(2);多端口宽带圆极化平面馈源天线阵列(1)的平面与平面透镜(2)的平面平行设置,多端口宽带圆极化平面馈源天线阵列(1)的信号通过平面透镜(2)输出或接收。A broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna, characterized in that the antenna includes a multi-port broadband circularly polarized planar feed antenna array (1) and a plane lens (2); The plane of the polarized plane feed antenna array (1) is arranged in parallel with the plane of the plane lens (2), and the signal of the multi-port broadband circularly polarized plane feed antenna array (1) is output or received through the plane lens (2).
- 根据权利要求1所述的宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,所述多端口宽带圆极化平面馈源天线阵列(1)由多个宽带圆极化平面馈源天线单元(3)构成;宽带圆极化平面馈源天线单元(3)位于多端口宽带圆极化平面馈源天线阵列(1)的平面上。The broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna according to claim 1, wherein the multi-port broadband circularly polarized planar feed antenna array (1) is composed of multiple broadband circularly polarized planar feeds The antenna unit (3) is composed; the broadband circularly polarized planar feed antenna unit (3) is located on the plane of the multi-port broadband circularly polarized planar feed antenna array (1).
- 根据权利要求2所述的宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,每个宽带圆极化平面馈源天线单元(3)被一个金属隔离通孔阵列(4)包围。The broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna according to claim 2, wherein each broadband circularly polarized planar feed antenna unit (3) is surrounded by a metal isolation through-hole array (4).
- 根据权利要求1所述的宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,每个宽带圆极化平面馈源天线单元(3)包含一个位于顶层的各向异性阻抗表面天线覆层(3a)、一个位于中层的平面切角贴片天线(3b)和一个位于底层的基片集成波导(3c)。The broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna according to claim 1, wherein each broadband circularly polarized planar feed antenna unit (3) includes an anisotropic impedance surface antenna cover on the top layer Layer (3a), a plane cut-angle patch antenna (3b) located in the middle layer and a substrate integrated waveguide (3c) located in the bottom layer.
- 根据权利要求1所述的宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,平面切角贴片天线(3b)与基片集成波导(3c)由一个金属馈电柱(3d)相连,或由一个馈电缝隙相连。The broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna according to claim 1, characterized in that the plane cut-angle patch antenna (3b) and the substrate integrated waveguide (3c) are formed by a metal feed column (3d) Connected, or connected by a feed slot.
- 根据权利要求1所述的宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,基片集成波导(3c)通过一个共面波导结构(3e)与外接设备或电路相连。The broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna according to claim 1, wherein the substrate integrated waveguide (3c) is connected to an external device or circuit through a coplanar waveguide structure (3e).
- 根据权利要求1所述的宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,所述平面透镜(2)由完全相同的各向异性单元结构(5)按周期排列组成,周期不大于1/2波长。The broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna according to claim 1, wherein the planar lens (2) is composed of exactly the same anisotropic unit structure (5) arranged in cycles, and the period is not Greater than 1/2 wavelength.
- 根据权利要求1所述的宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,所述各向异性单元结构(5)由上层金属贴片(5a)、中层金属贴片(5b)和下层金属贴片(5c)构成。The broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna according to claim 1, wherein the anisotropic unit structure (5) consists of an upper metal patch (5a) and a middle metal patch (5b) And the lower metal patch (5c).
- 根据权利要求7所述的宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,所述平面透镜(2)的相移分布有多个焦点。The broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna according to claim 7, wherein the phase shift of the plane lens (2) is distributed with multiple focal points.
- 根据权利要求1所述的宽带圆极化毫米波多馈源多波束透镜天线,其特征在于,所述多端口宽带圆极化平面馈源天线阵列(1)位于平面透镜(2)的焦平面处。The broadband circularly polarized millimeter wave multi-feed multi-beam lens antenna according to claim 1, wherein the multi-port broadband circularly polarized planar feed antenna array (1) is located at the focal plane of the planar lens (2) .
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201910063601.XA CN109742556B (en) | 2019-01-23 | 2019-01-23 | Broadband circularly polarized millimeter wave multi-feed-source multi-beam lens antenna |
CN201910063601.X | 2019-01-23 |
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WO2020151074A1 true WO2020151074A1 (en) | 2020-07-30 |
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PCT/CN2019/079180 WO2020151074A1 (en) | 2019-01-23 | 2019-03-22 | Broadband circularly-polarized millimeter wave multi-feed multi-beam lens antenna |
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WO (1) | WO2020151074A1 (en) |
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CN112582805B (en) * | 2019-09-30 | 2023-01-03 | Oppo广东移动通信有限公司 | Array lens, lens antenna, and electronic apparatus |
CN110943302B (en) * | 2019-10-29 | 2021-07-09 | Oppo广东移动通信有限公司 | Array lens, lens antenna, and electronic apparatus |
CN110729566B (en) * | 2019-10-29 | 2021-05-11 | Oppo广东移动通信有限公司 | Lens, lens antenna and electronic equipment |
US11581640B2 (en) * | 2019-12-16 | 2023-02-14 | Huawei Technologies Co., Ltd. | Phased array antenna with metastructure for increased angular coverage |
EP3902060B1 (en) | 2020-04-22 | 2023-08-09 | MBDA ITALIA S.p.A. | Linearly polarized multi-beam antenna based on metamaterials |
CN111585036B (en) * | 2020-06-23 | 2021-03-23 | 中国人民解放军国防科技大学 | Full metal wave beam scanning super lens antenna |
CN111799567B (en) * | 2020-07-28 | 2021-10-08 | 南京理工大学 | Wide-angle broadband millimeter wave planar lens and design method thereof |
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CN112563738B (en) * | 2020-11-02 | 2022-02-11 | 中山大学 | Circularly polarized antenna comprising periodic leaky-wave structure and manufacturing method thereof |
CN112688086B (en) * | 2020-11-27 | 2023-01-24 | 中国电波传播研究所(中国电子科技集团公司第二十二研究所) | Dual-polarized integrated lens antenna |
CN112952404B (en) * | 2021-01-28 | 2022-09-30 | 东南大学 | Millimeter wave dual circularly polarized lens antenna and electronic equipment |
CN113078477B (en) * | 2021-04-13 | 2022-03-29 | 东南大学 | Broadband dual-frequency dual-circularly-polarized reflective array antenna with independently controllable wave beams |
CN115693169A (en) * | 2021-07-28 | 2023-02-03 | 中兴通讯股份有限公司 | Multi-beam lens antenna and antenna equipment |
CN113937498B (en) * | 2021-10-28 | 2023-03-21 | 上海大学 | Planar lens beam scanning antenna system and method through multi-focus phase distribution |
US11870148B2 (en) * | 2021-11-11 | 2024-01-09 | Raytheon Company | Planar metal Fresnel millimeter-wave lens |
CN117220022A (en) * | 2023-10-31 | 2023-12-12 | 重庆大学 | Low-profile high-efficiency multi-feed integrated transmission array and design method |
CN117996461B (en) * | 2024-04-07 | 2024-06-04 | 湖南大学 | Multi-target low-power wireless energy transmission lens of electric intelligent vehicle |
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