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    • 6. 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。
    • 9. 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。
    • 10. 发明申请
    • ANTENNA WITH CONTROLLED SIDELOBE CHARACTERISTICS
    • 天线具有控制的边缘特性
    • US20110148706A1
    • 2011-06-23
    • US12847221
    • 2010-07-30
    • Soon-Young EOMJong-Ho KimJoung-Myoun KimYoung-Bae JungSoon-Ik JeonChang-Joo Kim
    • Soon-Young EOMJong-Ho KimJoung-Myoun KimYoung-Bae JungSoon-Ik JeonChang-Joo Kim
    • H01Q3/00
    • H01Q3/2629
    • An antenna with controlled sidelobe characteristics includes: a power coupler configured to receive a signal to be transmitted and generate and output a main channel signal and an auxiliary channel signal; a main channel power distributor configured to receive the outputted main channel signal and distribute power of the main channel signal; a main antenna configured to receive the power-distributed signal, the main antenna including a one-dimensional or two-dimensional array of a number of antenna elements; a vector signal controller configured to control amplitude and phase of the auxiliary channel signal; an auxiliary channel power distributor configured to receive the controlled amplitude and phase of the auxiliary channel signal and distribute power of the auxiliary channel signal; and an auxiliary antenna independently installed separate from the main antenna, the auxiliary antenna including an antenna element or an array of a number of antennas.
    • 具有受控旁瓣特性的天线包括:功率耦合器,被配置为接收要发射的信号,并产生并输出主信道信号和辅助信道信号; 主通道功率分配器,被配置为接收所输出的主信道信号并分配主信道信号的功率; 主天线,被配置为接收功率分布信号,所述主天线包括多个天线元件的一维或二维阵列; 矢量信号控制器,被配置为控制辅助信道信号的幅度和相位; 配置为接收辅助信道信号的受控幅度和相位并分配辅助信道信号的辅助信道功率分配器; 以及与主天线分离地独立安装的辅助天线,辅助天线包括天线元件或多个天线的阵列。