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    • 6. 发明申请
    • RADAR ARRAY ANTENNA USING OPEN STUBS
    • 雷达阵列天线使用开放式STUBS
    • US20140078005A1
    • 2014-03-20
    • US14119816
    • 2012-05-23
    • Han-Soo ParkHak-Kyoun KimYaroslav Milyakh
    • Han-Soo ParkHak-Kyoun KimYaroslav Milyakh
    • H01Q9/04
    • H01Q9/04H01Q13/08H01Q13/206H01Q21/068
    • A radar array antenna using open stubs is disclosed. The disclosed antenna includes: a dielectric substrate; a feed line for feeding RF signals that is formed on an upper portion of the dielectric substrate and has a linear form; a multiple number of open stubs that extend at particular angles from the feed line and have linear forms with particular widths; a matching element for adjusting impedance matching that is joined to an end of the feed line; and a ground formed on a lower portion of the dielectric substrate, where the open stubs operate as radiators, and at least one of the open stubs has a different length for adjusting a radiation signal intensity of each open stub. The disclosed antenna can be manufactured with a simple structure and a compact size.
    • 公开了一种使用开放桩的雷达阵列天线。 所公开的天线包括:电介质基板; 用于馈送形成在电介质基板的上部并具有线性形式的RF信号的馈线; 多个开口短截线,其从给料线以特定角度延伸并且具有特定宽度的线性形式; 用于调整阻抗匹配的匹配元件,其连接到所述馈送线的端部; 以及形成在所述电介质基板的下部上的接地,其中所述开路端子作为散热器工作,并且所述开路短截线中的至少一个具有不同的长度以调整每个开放短截线的辐射信号强度。 所公开的天线可以以简单的结构和紧凑的尺寸制造。
    • 8. 发明申请
    • Circularly Polarized Waveguide Slot Array
    • 圆极化波导槽阵列
    • US20130050039A1
    • 2013-02-28
    • US13487254
    • 2012-06-04
    • Ming H. CHEN
    • Ming H. CHEN
    • H01Q13/12
    • H01Q13/22H01Q21/068H01Q21/24
    • A circularly polarized waveguide slot array includes first and second waveguide sections, the first waveguide section extending along a longitudinal axis, and including an antenna element for transmitting or receiving a circularly polarized signal. The second waveguide slot section is coupled side-to-side with the first waveguide slot section and extends along the longitudinal axis, the second waveguide slot section including an antenna element for transmitting or receiving the circularly polarized signal at a phase which is substantially complementary to the circularly polarized signal transmitted by or received by the first waveguide slot section. Further exemplary, the antenna element disposed on the first waveguide slot section is offset from said antenna element disposed on the second waveguide slot section substantially one half of a predefined guide wavelength λg along said longitudinal axis.
    • 圆偏振波导狭缝阵列包括第一和第二波导部分,第一波导部分沿着纵轴延伸,并且包括用于发送或接收圆偏振信号的天线元件。 第二波导槽部分与第一波导槽部分侧向耦合并且沿着纵向轴线延伸,第二波导槽部分包括用于在与第一波导槽部分的基本互补的相位处发送或接收圆偏振信号的天线元件 由第一波导槽段发送或接收的圆偏振信号。 进一步示例,设置在第一波导槽部分上的天线元件从布置在第二波导槽部分上的所述天线元件基本上沿着所述纵向轴线预定导向波长λg的一半偏移。