发明名称 MULTILAYER PRINTED WIRING BOARDS WITH HOLES REQUIRING COPPER WRAP PLATE
摘要 Printed circuit boards have circuit layers with one or more via filled holes with copper wraps and methods of manufacturing the same. An embodiment of the present invention provides a method to enhance the consistency of the wraparound plating of through-hole vias of printed circuit boards with (requiring) via filling to provide extra reliability to the printed circuit boards and enables the designers and/or manufacturers of printed circuit boards to design and manufacture boards with relatively fine features and/or tight geometries.
申请公布号 US2012144667(A1) 申请公布日期 2012.06.14
申请号 US201213399995 申请日期 2012.02.17
申请人 SIDHU RAJWANT SINGH;DDI GLOBAL CORP. 发明人 SIDHU RAJWANT SINGH
分类号 H05K3/10 主分类号 H05K3/10
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