发明申请
US20090064497A1 Printed circuit board using paste bump and manufacturing method thereof 审中-公开
使用糊状凸块的印刷电路板及其制造方法

Printed circuit board using paste bump and manufacturing method thereof
摘要:
The method of manufacturing a printed circuit board using paste bumps includes perforating a core board to form at least one via hole, filling the at least one via hole by fill-plating and forming a circuit pattern on at least one surface of the core board, stacking a paste bump board on at least one surface of the core board, and forming an outer layer circuit on a surface of the paste bump board. The method provides a structurally stable all-layer IVH structure due to increased strength in the BVH's of the plated core boards and the interlayer connection area is increased between circuit patterns for improved connection reliability, and dimple coverage can be obtained.
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