发明名称 Method for manufacturing probe structure of probe card
摘要 A method for manufacturing a probe structure of a probe card is disclosed. In accordance with the present invention, a portion of a substrate exposed through a crossing region of one more probe beam regions defined by a first mask layer pattern and a windows defined by a second mask layer pattern are etched to form one or more self-aligning probe tip regions, thereby preventing a misalignment of the one or more probe tip regions.
申请公布号 US7875193(B2) 申请公布日期 2011.01.25
申请号 US20070760032 申请日期 2007.06.08
申请人 UNITEST INC. 发明人 KIM BONG HWAN;KIM JONG BOK;PARK BUM JIN
分类号 C23F1/00 主分类号 C23F1/00
代理机构 代理人
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