Method of making high density interconnected printed circuit boards with micro-vias filled with copper
The present invention relates to a method of preparing a high density interconnect printed circuit board (HDI PCB) containing micro-vias filled with copper. The method comprises the steps of: a1) providing a multi-layer substrate comprising (i) a stacked assembly of conductive interlayers embedded b...
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Format: | Patent |
Sprache: | chi ; eng |
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