发明申请
US20110100952A1 METHOD OF MANUFACTURING PRINTED CIRCUIT BOARD HAVING BUMP 有权
印刷电路板制作方法

METHOD OF MANUFACTURING PRINTED CIRCUIT BOARD HAVING BUMP
摘要:
A method of manufacturing a printed circuit board having a bump is disclosed. The method includes preparing a first carrier having a first circuit formed thereon, compressing the first carrier to one surface of an insulation layer such that the first circuit is buried, stacking an etching resist on the first carrier in accordance with where the bump is to be formed and forming the bump by etching the first carrier. In accordance with an embodiment of the present invention, the difference in height between a bump and its adjacent bump in a printed circuit board can be reduced, and thus electrical connection between an electronic component and the printed circuit board can be better implemented.
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