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    • 4. 发明授权
    • Printed antenna with band rejection filter
    • 具有带阻滤波器的印刷天线
    • US07583231B2
    • 2009-09-01
    • US11339516
    • 2006-01-26
    • Do-hoon KwonYoung-eil KimYong-jin KimNikolay Petrovich Chubinsky
    • Do-hoon KwonYoung-eil KimYong-jin KimNikolay Petrovich Chubinsky
    • H01Q9/00H01Q1/38
    • H01Q1/38H01Q9/045
    • An antenna having a band rejection filter. The antenna includes: a radiator formed of a single plate, a grounding part formed of a single plate, a dielectric substrate including a surface on which the radiator is attached and another surface on which the grounding part is attached, and the band rejection filter connected to an end of the radiator. The band rejection filter includes a first capacitor connected to a signal line in parallel, a resonator including an end connected to the first capacitor in parallel and another end grounded, and a second capacitor including an end connected to the first capacitor in series and another end connected to the radiator in series. The resonator includes an inductor and a third capacitor connected to the inductor in series. As a result, the antenna may remove a frequency lower than an ultra wide band pass.
    • 具有带阻滤波器的天线。 天线包括:由单板形成的散热器,由单板形成的接地部分,包括安装有散热器的表面的电介质基板和连接有接地部分的另一表面,并且连接了带阻滤波器 到散热器的一端。 带阻滤波器包括并联连接到信号线的第一电容器,包括并联连接到第一电容器的端部和另一端接地的谐振器,以及包括串联连接到第一电容器的另一端的第二电容器 连接散热器串联。 谐振器包括电感器和串联连接到电感器的第三电容器。 结果,天线可以去除低于超宽频带的频率。
    • 5. 发明授权
    • UWB antenna having 270 degree coverage and system thereof
    • 具有270度覆盖范围的UWB天线及其系统
    • US07498995B2
    • 2009-03-03
    • US11353989
    • 2006-02-15
    • Yong-jin KimDo-hoon KwonYoung-eil KimSeong-soo Lee
    • Yong-jin KimDo-hoon KwonYoung-eil KimSeong-soo Lee
    • H01Q13/08H01Q13/10
    • H01Q13/085H01Q21/28
    • An ultra wide band antenna having a 270° coverage and a system thereof. The ultra wide band antenna includes a dielectric substrate, two Vivaldi horn radiators attached to the dielectric substrate and including central axes orthogonal to each other, and a single radiator coupled to the two Vivaldi horn radiators. The ultra wide band antenna system includes: a first ultra wide band antenna including a dielectric substrate, two Vivaldi horn radiators attached to the dielectric substrate and including central axes orthogonal to each other, and a single radiator coupled to the two Vivaldi horn radiators; and a second ultra wide band antenna including a dielectric substrate, two Vivaldi horn radiators attached to the dielectric substrate and including central axes orthogonal to each other, and a single radiator coupled to the two Vivaldi horn radiators, positioned on an identical plane to the first ultra wide band antenna, and forming a line symmetric structure together with the first ultra wide band antenna.
    • 具有270°覆盖范围的超宽带天线及其系统。 超宽带天线包括电介质基板,附接到电介质基板并包括彼此正交的中心轴的两个维瓦尔第角散热器和耦合到两个维瓦尔第角喇叭辐射器的单个辐射器。 该超宽带天线系统包括:第一超宽带天线,包括电介质基板,两个维瓦尔频喇叭辐射器,其附接到电介质基板并且包括彼此正交的中心轴;以及耦合到两个维瓦尔第角喇叭辐射器的单个辐射器; 以及包括电介质基板的第二超宽带天线,附接到电介质基板并且包括彼此正交的中心轴的两个维瓦第表角辐射器​​,以及耦合到两个维瓦尔第角喇叭辐射器的单个辐射器,其位于与第一 超宽带天线,并与第一超宽带天线一起形成线对称结构。
    • 9. 发明申请
    • Impedance matching system, network analyzer having the same, and impedance matching method thereof
    • 阻抗匹配系统,具有相同的网络分析仪及其阻抗匹配方法
    • US20070232249A1
    • 2007-10-04
    • US11644979
    • 2006-12-26
    • Do-Hoon KwonYoung-eil Kim
    • Do-Hoon KwonYoung-eil Kim
    • H04B1/04H04B1/18H01Q11/12
    • H04B1/0458
    • An impedance matching system, a network analyzer having the same, and an impedance matching method thereof are disclosed. The system includes a signal extractor to extract an output signal and an input signal having at least a portion of an electric current outputted through a load and at least a portion of an electric current inputted through the load, respectively, a processor to process the output signal and the input signal extracted from the signal extractor, a comparator to compare a phase and an amplitude of the output signal with a phase and an amplitude of the input signal, respectively, a coefficient calculator to calculate a reflection coefficient using the comparative result provided from the comparator, and a circuit controller to generate a signal for controlling a matching circuit, which matches the phase and the amplitude of the output signal with the phase and the amplitude of the input signal, respectively, so as to ensure the reflection coefficient to have a predetermined value.
    • 公开了一种阻抗匹配系统,具有该阻抗匹配系统的网络分析仪及其阻抗匹配方法。 该系统包括提取输出信号的信号提取器和具有通过负载输出的电流的至少一部分和通过负载输入的至少一部分电流的输入信号,处理器处理输出 信号和从信号提取器提取的输入信号,比较器,分别将输出信号的相位和幅度与输入信号的相位和幅度进行比较,系数计算器使用提供的比较结果来计算反射系数 以及电路控制器,分别产生用于控制与输入信号的相位和幅度相匹配的输出信号的相位和幅度的匹配电路的信号,以便确保反射系数 具有预定值。