Wiring board and circuit apparatus
    35.
    发明申请
    Wiring board and circuit apparatus 失效
    接线板和电路设备

    公开(公告)号:US20060216484A1

    公开(公告)日:2006-09-28

    申请号:US11388705

    申请日:2006-03-24

    Abstract: A wiring board in which a line can be made narrower and/or a transmission loss can be reduced is developed. The wiring board includes a first conductor and a second conductor maintained at the same potential, a dielectric material layer provided between the first and second conductors, and a third conductor embedded in the dielectric material layer. In the wiring board, a thickness of the dielectric material layer in a first region located between the third conductor and the first conductor is larger than a thickness of the dielectric material layer in a second region located between the third conductor and the second conductor. Moreover, a cross-sectional shape of the third conductor is trapezoidal in which angles of respective ends of the third conductor on a side closer to the second conductor are obtuse.

    Abstract translation: 开发了可以使线路变窄和/或可以减小传输损耗的布线板。 布线板包括保持在相同电位的第一导体和第二导体,设置在第一和第二导体之间的介电材料层和嵌入电介质材料层中的第三导体。 在布线板中,位于第三导体和第一导体之间的第一区域中的电介质材料层的厚度大于位于第三导体和第二导体之间的第二区域中的电介质材料层的厚度。 此外,第三导体的横截面形状是梯形的,其中第三导体在更靠近第二导体的一侧的各端的角度是钝的。

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