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    • 5. 发明申请
    • SYSTEM AND METHOD FOR MEASURING ANTENNA RADIATION PATTERN IN FRESNEL REGION
    • 用于测量FRESNEL区域天线辐射图的系统和方法
    • US20090160706A1
    • 2009-06-25
    • US12296760
    • 2007-04-10
    • Soon-Soo OhJe-Hoon YunJung-Ick MoonJoung-Myoun KimYong-Heui Cho
    • Soon-Soo OhJe-Hoon YunJung-Ick MoonJoung-Myoun KimYong-Heui Cho
    • G01R29/10
    • G01R29/10
    • There is a provided a system for measuring an antenna radiation pattern in a Fresnel region, including: a fixed antenna and a movable antenna located in the Fresnel region to acquire a far-field radiation pattern; a moving unit for moving upward or downward to adjust a measuring angle of the movable antenna; a rotation unit to rotate a rotation shaft horizontally; a vector network analyzing unit for outputting an radio frequency (RF) signal to one of the fixed antenna and the movable antenna as a transmission antenna, receiving the RF signal received through the other one of the fixed antenna and the movable antenna as a receiving antenna, and detecting a complex value; a control and communication unit for controlling the vector network analyzing unit and a control unit, and performing a data communication; and the control unit for providing a vertical/horizontal rotation force to the moving unit and the rotation unit under a control of the control and communication unit.
    • 提供了一种用于测量菲涅尔区域中的天线辐射图案的系统,包括:固定天线和位于菲涅尔区域中的可移动天线,以获取远场辐射图; 移动单元,用于向上或向下移动以调节可移动天线的测量角; 旋转单元,用于水平旋转旋转轴; 矢量网络分析单元,用于将固定天线和可移动天线之一的射频(RF)信号作为发送天线输出,接收通过固定天线和可移动天线中的另一个接收的RF信号作为接收天线 ,并检测复数值; 控制和通信单元,用于控制矢量网络分析单元和控制单元,并执行数据通信; 以及用于在控制和通信单元的控制下向移动单元和旋转单元提供垂直/水平旋转力的控制单元。
    • 7. 发明授权
    • System and method for measuring antenna radiation pattern in Fresnel region
    • 用于测量菲涅尔地区天线辐射图的系统和方法
    • US08018380B2
    • 2011-09-13
    • US12296760
    • 2007-04-10
    • Soon-Soo OhJe-Hoon YunJung-Ick MoonJoung-Myoun KimYong-Heui Cho
    • Soon-Soo OhJe-Hoon YunJung-Ick MoonJoung-Myoun KimYong-Heui Cho
    • H01Q3/00G01R29/10
    • G01R29/10
    • There is a provided a system for measuring an antenna radiation pattern in a Fresnel region, including: a fixed antenna and a movable antenna located in the Fresnel region to acquire a far-field radiation pattern; a moving unit for moving upward or downward to adjust a measuring angle of the movable antenna; a rotation unit to rotate a rotation shaft horizontally; a vector network analyzing unit for outputting an radio frequency (RF) signal to one of the fixed antenna and the movable antenna as a transmission antenna, receiving the RF signal received through the other one of the fixed antenna and the movable antenna as a receiving antenna, and detecting a complex value; a control and communication unit for controlling the vector network analyzing unit and a control unit, and performing a data communication; and the control unit for providing a vertical/horizontal rotation force to the moving unit and the rotation unit under a control of the control and communication unit.
    • 提供了一种用于测量菲涅尔区域中的天线辐射图案的系统,包括:固定天线和位于菲涅尔区域中的可移动天线以获取远场辐射图; 移动单元,用于向上或向下移动以调节可移动天线的测量角; 旋转单元,用于水平旋转旋转轴; 矢量网络分析单元,用于将固定天线和可移动天线之一的射频(RF)信号作为发送天线输出,接收通过固定天线和可移动天线中的另一个接收的RF信号作为接收天线 ,并检测复数值; 控制和通信单元,用于控制矢量网络分析单元和控制单元,并执行数据通信; 以及用于在控制和通信单元的控制下向移动单元和旋转单元提供垂直/水平旋转力的控制单元。