Vaisman baluns and microwave devices employing the same
    7.
    发明授权
    Vaisman baluns and microwave devices employing the same 有权
    Vaisman平衡不平衡变压器和采用相同的微波设备

    公开(公告)号:US09300022B2

    公开(公告)日:2016-03-29

    申请号:US14244997

    申请日:2014-04-04

    Inventor: Aaron Vaisman

    CPC classification number: H01P5/10 H03H7/422

    Abstract: A planar balun comprises a balun input, a first balun output, a second balun output,two primary coupled lines with a first cross-sectional area disposed on an inhomogeneous medium, and two secondary coupled lines with a second cross-sectional area, the second coupled lines disposed on an inhomogeneous medium. Each of the primary coupled lines are coupled to one of the secondary coupled lines with a predetermined uniform surface space therebetween. The first cross-sectional area and the second cross-sectional area are unequal, thereby producing pairs of asymmetric coupled lines.

    Abstract translation: 平面平衡 - 不平衡变压器包括平衡 - 不平衡转换器输入,第一平衡 - 不平衡变换器输出,第二平衡 - 不平衡变换器输出,具有设置在不均匀介质上的第一横截面积的两个主耦合线,以及具有第二横截面积的两个辅助耦合线, 设置在不均匀介质上的耦合线。 每个主耦合线路之间具有预定的均匀表面空间耦合到二次耦合线路之一。 第一横截面积和第二横截面面积不相等,从而产生成对的不对称耦合线。

    Method and apparatus for a shielding structure of surface-mount devices

    公开(公告)号:US11744057B1

    公开(公告)日:2023-08-29

    申请号:US17398901

    申请日:2021-08-10

    Inventor: Aaron Vaisman

    CPC classification number: H05K9/0026 H05K9/0018

    Abstract: An apparatus and method for shielding for surface-mount LTCC components and filters to increase the signal isolation from input signal port to output signal port, and to increase isolation from other electrical signals external to the component or filter. Some embodiments include an interposer two-sided and plated through printed circuit board to provide a constant impedance transition from a surface-mount device input and output ports to corresponding input and output connection points of a circuit on a printed circuit board onto which the device is mounted, including a ground plane transition.

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