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    • 1. 发明授权
    • Method for estimating radiated emission level from an EUT at an arbitrary position on the turn table at OATS
    • 用于在OATS的转台上任意位置的EUT估计辐射发射水平的方法
    • US06289290B1
    • 2001-09-11
    • US09179763
    • 1998-10-27
    • Ae Kyoung LeeJae Hoon YunKwang Yun Cho
    • Ae Kyoung LeeJae Hoon YunKwang Yun Cho
    • G01R2702
    • G01R29/0814G01R29/0821G01R29/0828G01R31/001
    • A method for evaluating radiation electric fields using output port powers of GTEM cell to obtain correlation between GTEM cell and Open Area Test Site(hereinafter, called OATS) in order to simulate electromagnetic wave radiation emission more accurate than GTEM(Giga-hertz Transverse Electromagnetic; hereinafter, called GTEM) cell, one of replacing facilities of OATS, a test facility for evaluating radiation emission for a test of electromagnetic interference(EMI). The adaption to a phase change of a dipole moment is very high by computing the electric field from a radiated matter using 15 GTEM cell output port powers as well as stably evaluating a radiation quantity upon considering the respective phase of the dipole illustrating an object due to various input values required in the algorithm.
    • 使用GTEM单元的输出端口功率来评估辐射电场的方法以获得GTEM单元和露天测试场(以下称为OATS)之间的相关性,以便模拟比GTEM(千兆赫兹横向电磁)更精确的电磁波辐射发射; 以下称为GTEM)单元,OATS的替代设备之一,用于评估电磁干扰(EMI)测试的辐射发射的测试设备。通过计算电场的电场,适应偶极矩的相位变化非常高 使用15个GTEM单元输出端口功率的辐射物质,以及考虑由于该算法中需要的各种输入值的偶极子的各个相位来稳定地评估辐射量。
    • 2. 发明授权
    • Rotary coupled transmission line cell
    • 旋转耦合传输线单元
    • US6114860A
    • 2000-09-05
    • US120084
    • 1998-07-21
    • Jae Hoon Yun
    • Jae Hoon Yun
    • G01R33/00G01R29/08H01P1/06G01R27/04H01P1/00
    • H01P1/067G01R29/0828
    • A rotary coupled transmission line cell is disclosed which generates standard electromagnetic waves needed for measuring the electromagnetic wave susceptibility (EMS), for measuring the electromagnetic wave interference (EMI) and for correcting the probe. In the present invention, two internal conductors are used to have a 4-port structure, and therefore, the generation of the circulation transmission waves are inhibited during the generation of the standard waves having arbitrary impedances. Therefore, accurate standard waves can be generated, and adjustments of arbitrary polarizations and arbitrary irradiating directions are made possible. Further, when an odd mode power supply is carried out to the internal conductors, the standard electromagnetic waves having a uniformity as high as 3 times that of the conventional ones can be generated. Further, an inverted L shaped test object supporting plate is installed, so that the polarization can be carried out with a greater adjustment width.
    • 公开了一种旋转耦合传输线路单元,其产生测量电磁波敏感性(EMS)所需的标准电磁波,用于测量电磁波干扰(EMI)和校正探针。 在本发明中,使用两个内部导体具有4端口结构,因此在产生具有任意阻抗的标准波期间,抑制了循环传输波的产生。 因此,可以产生精确的标准波,并且可以进行任意偏振和任意照射方向的调整。 此外,当对内部导体进行奇模式​​电源时,可以产生具有高达3倍的均匀性的标准电磁波。 此外,安装了倒L形的测试对象支撑板,使得可以以更大的调节宽度执行极化。
    • 5. 发明授权
    • Automatic broadband electromagnetic generator
    • 自动宽带电磁发生器
    • US5757194A
    • 1998-05-26
    • US558705
    • 1995-11-16
    • Jae-Hoon Yun
    • Jae-Hoon Yun
    • G01R29/08G01R29/10G01R31/00H03H3/00H01Q17/00
    • G01R29/105
    • An automatic broadband electromagnetic generator is disclosed including a coaxial connector joint portion for maintaining impedance matching; a taper area placed between an object tested and the coaxial connector joint portion, and in which a force transmitting member for rotating an internal conductor is installed to enable external driving; a rotating table for performing bearing variation to the rotation of the object tested; and a terminal portion in which a radio wave absorber terminates high-band electromagnetic waves, a distribution resistor absorbs low-band electromagnetic wave, and a radio wave absorbing ferrite terminates their intermediate band.
    • 公开了一种自动宽带电磁发生器,包括用于保持阻抗匹配的同轴连接器接头部分; 设置在测试对象物和同轴连接器接头部分之间的锥形区域,并且其中安装有用于旋转内部导体的力传递部件以使得能够进行外部驱动; 用于对所测试的物体的旋转执行轴承变化的旋转台; 以及无线电波吸收体终端高频电磁波的终端部分,分配电阻吸收低频带电磁波,无线电波吸收铁氧体终止其中间频带。