Invention Grant
US09264010B2 Via structure having open stub and printed circuit board having the same 有权
具有开放短截线的通孔结构和具有其的印刷电路板

Via structure having open stub and printed circuit board having the same
Abstract:
The present invention relates to a via structure having an open stub and a printed circuit board having the same. In accordance with an embodiment of the present invention, a via structure having an open stub including: a signal transmission via passing through an insulating layer; upper and lower via pads for connecting first and second transmission lines, which are respectively formed on and under the insulating layer, and the signal transmission via; and at least one open stub connected to an outer periphery of each via pad to have a shunt capacitance with each ground pattern formed on and under the insulating layer is provided. Further, a printed circuit board with a via having an open stub is provided.
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