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    • 1. 发明申请
    • ANTENNA COUPLING SYSTEM
    • 天线耦合系统
    • WO1997010623A1
    • 1997-03-20
    • PCT/US1996013593
    • 1996-08-24
    • WELLS, Donald, Horace
    • H01Q09/00
    • H01Q11/08H01Q1/1285
    • A new and improved antenna-transmission line coupling system is provided wherein the electro-magnetic oscillations in the antenna are prevented from entering the circuitry which couples the antenna to its transmission line. The coupling structure (called coupler) includes an impedance matching transformer (34) and a capacitor (42) connected to the transformer (34) and capacitively coupled with the antenna element (B). Various means (58) are provided for varying the capacitive coupling with the antenna element (B). Antenna elements having capacitor plates (46, 52) on their ends are disclosed; as well as an arrangement wherein a universal coupler having a broad band impedance matching transformer can be used with any number of antenna elements each tailored for a different commercial RF frequency band.
    • 提供了一种新的和改进的天线 - 传输线耦合系统,其中防止天线中的电磁振荡进入将天线耦合到其传输线的电路。 耦合结构(称为耦合器)包括阻抗匹配变压器(34)和连接到变压器(34)并与天线元件(B)电容耦合的电容器(42)。 各种装置(58)用于改变与天线元件(B)的电容耦合。 公开了在其端部具有电容器板(46,52)的天线元件; 以及一种布置,其中具有宽带阻抗匹配变压器的通用耦合器可以与针对不同商业RF频带定制的任何数量的天线元件一起使用。