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    • 1. 发明申请
    • High Efficiency Agile Polarization Diversity Compact Miniaturized Multi-Frequency Band Antenna System With Integrated Distributed Transceivers
    • 高效敏捷极化多样性紧凑型小型化多频天线系统与集成分布式收发器
    • US20140139386A1
    • 2014-05-22
    • US13974789
    • 2013-08-23
    • KVH Industries, Inc.
    • Bosui LiuThomas D. Monte
    • H01Q1/12H01Q15/16H01Q13/02
    • H01Q1/125H01P1/161H01Q1/34H01Q3/02H01Q5/47H01Q13/02H01Q15/16H01Q19/136H01Q19/193H04B1/40
    • A compact, agile polarization diversity, multiband antenna with integrated electronics for satellite communications antenna systems is disclosed. The antenna includes a feed assembly having integrated microwave electronics that are mechanically and electromagnetically coupled thereto in a distributed arrangement so that diverse polarization senses having a low axial ratio and electronic switching control is provided. The microwave electronics include a distributed transmitter that can include high-band and low-band transceivers. The high-band and low-band transceivers can include high-band and low-band transmitter and receiver pairs, respectively. The antenna presented enables the mechanical rotation of the orientation of the high-band transceiver for skew alignment while the low-band transceiver remains stationary relative to the antenna assembly. The low-band transmitter and receiver pair can include planar interfaces electromagnetically coupled to the feed assembly between a main reflector and subreflector via OMTs. The highly compact antenna system presented offers polarization performance previously achievable by only larger devices.
    • 公开了一种用于卫星通信天线系统的紧凑,灵活的极化分集,多频带天线,具有集成电子装置。 天线包括具有集成的微波电子器件的馈电组件,其以分布式布置机械地和电磁耦合到其上,从而提供具有低轴比和电子开关控制的各种极化感测。 微波电子设备包括可以包括高频带和低频收发器的分布式发射机。 高频带和低频收发机可分别包括高频带和低频发射机和接收机对。 所呈现的天线使得能够在高频带收发器相对于天线组件保持静止的情况下使高频带收发器的取向机械旋转以进行偏斜对准。 低频发射机和接收机对可以包括通过OMT在主反射器和子反射器之间电磁耦合到馈电组件的平面接口。 提供的高度紧凑的天线系统提供了以前仅由更大的设备可实现的极化性能。
    • 5. 发明授权
    • Agile diverse polarization multi-frequency band antenna feed with rotatable integrated distributed transceivers
    • 敏捷的多极化多频带天线馈电,可旋转的集成分布式收发器
    • US09520637B2
    • 2016-12-13
    • US13974886
    • 2013-08-23
    • KVH Industries, Inc.
    • Thomas D. MonteBosui Liu
    • H01Q1/12H01Q3/02H04B1/40H01P1/161H01Q19/13H01Q19/19H01Q13/02H01Q15/16H01Q5/47H01Q1/34
    • H01Q1/125H01P1/161H01Q1/34H01Q3/02H01Q5/47H01Q13/02H01Q15/16H01Q19/136H01Q19/193H04B1/40
    • A compact, agile polarization diversity, multiple frequency band antenna with integrated electronics for terrestrial terminal use in satellite communications systems includes an antenna feed having highly integrated microwave electronics that are mechanically and electromagnetically coupled thereto in a distributed arrangement so that diverse polarization senses having a low axial ratio and electronic switching control of the polarization senses is provided. The arrangement of the integrated distributed transceiver configuration enables the mechanical rotation of the orientation of a first transceiver for skew alignment while a second transceiver remains stationary relative to the antenna feed assembly. The first transceiver can be a high-band transmitter and receiver pair that supports linear polarization senses, and the second transceiver can be a low-band transmitter and receiver pair that supports circular polarization senses. The antenna system presented is highly compact and offers improved polarization performance previously achievable by only larger devices.
    • 紧凑的,敏捷的极化分集,具有用于卫星通信系统中的地面终端使用的集成电子装置的多频带天线包括具有高度集成的微波电子器件的天线馈电,其以分布式布置机械地和电磁耦合到其上,使得具有低的 提供了轴向比和极化感的电子切换控制。 集成分布式收发器配置的布置使得能够使第一收发器的方向的机械旋转用于偏斜对准,而第二收发器相对于天线馈送组件保持静止。 第一收发器可以是支持线偏振感测的高频发射器和接收器对,并且第二收发器可以是支持圆偏振感的低频发射器和接收器对。 所呈现的天线系统非常紧凑,并且提供了仅由更大的设备提前改进的极化性能。
    • 6. 发明授权
    • Low wind load parabolic dish antenna fed by crosspolarized printed dipoles
    • 由交叉极化印刷偶极子馈送的低风载抛物面天线
    • US07324057B2
    • 2008-01-29
    • US11234890
    • 2005-09-26
    • Gideon ArgamanShmuel Shtern
    • Gideon ArgamanShmuel Shtern
    • H01Q13/00
    • H01Q15/162H01Q15/168H01Q19/136
    • The present invention provides a parabolic dish reflector antenna for wireless communications that is dually polarized for diversity reception purposes while causing minimal visual disturbance for use with cellular base stations and repeaters. The antenna comprises a reflector of paraboloidal shape along both the longitudinal and latitudinal axes of its diameter. The reflector of the antenna is comprised of 4 identical quadrants assembled at the installation site, where each quadrant is made of thin metal ribs with large openings metal mesh stretched and attached to the ribs. The antenna further comprises a feed that is located around the focal point. The antenna feed comprises an open cup-shaped conductive cavity wherein the two orthogonally mounted feeding elements of the antenna located within its volume, are low cost printed circuit board elements.
    • 本发明提供一种用于无线通信的抛物面盘反射器天线,其被双极化以用于分集接收目的,同时对蜂窝基站和中继器使用最少的视觉干扰。 该天线包括沿其直径的纵轴和纬线的抛物线形状的反射器。 天线的反射器由在安装地点组装的4个相同的象限组成,其中每个象限由细金属肋制成,大的开口金属网被拉伸并附着到肋上。 天线还包括位于焦点周围的馈送。 天线馈电包括开放的杯形导电腔,其中位于其体积内的天线的两个正交安装馈电元件是低成本印刷电路板元件。
    • 10. 发明申请
    • MULTI-BAND FEED ASSEMBLY FOR LINEAR AND CIRCULAR POLARIZATION
    • 用于线性和圆极化的多带馈电装置
    • US20120169557A1
    • 2012-07-05
    • US13338286
    • 2011-12-28
    • Guy NAYMHanan KERENIzik KREPNERShiomo LEVI
    • Guy NAYMHanan KERENIzik KREPNERShiomo LEVI
    • H01Q15/24
    • H01Q13/0241H01P1/17H01Q5/55H01Q15/244H01Q19/136H01Q25/04
    • A waveguide has distal, medial and proximal sections. The distal and medial sections rotate relative to each other and to the proximal section. In a first configuration, the waveguide transforms linearly polarized electromagnetic radiation at the proximal end of the proximal section to linearly polarized electromagnetic radiation at the distal end of the distal section and vice versa. In a second configuration, the waveguide transforms linearly polarized radiation at the proximal end of the proximal section into circularly polarized electromagnetic radiation at the distal end of the distal section and vice versa. Preferably, the distal and medial sections include respective eight-wavelength polarizers and the proximal section includes a quarter-wavelength polarizer. A multi-band antenna feed includes two such waveguides, one nested inside the other, for transforming electromagnetic radiation of respective frequency bands.
    • 波导具有远端,内侧和近端部分。 远侧和中间部分相对于彼此和近端部分旋转。 在第一构造中,波导将近端部分的近端处的线偏振电磁辐射转换成在远端部分的远端处的线偏振电磁辐射,反之亦然。 在第二配置中,波导将近端部分的近端处的线性偏振辐射转换成远端部分的远端处的圆极化电磁辐射,反之亦然。 优选地,远侧和中间部分包括相应的八波长偏振器,并且近侧部分包括四分之一波长的偏振器。 多频带天线馈电包括两个这样的波导,一个嵌套在另一个中,用于转换各个频带的电磁辐射。