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 method of the present invention, a dual etching process of a silicon substrate or an etching process of an SOI substrates is carried out using a sidewall insulating film pattern as an etching mask to facilitate a formation of a bump and microscopic probe structure of the probe card.
申请公布号 US7459399(B2) 申请公布日期 2008.12.02
申请号 US20070756686 申请日期 2007.06.01
申请人 UNITEST. INC., 发明人 KIM BONG HWAN;KIM JONG BOK
分类号 H01L21/331 主分类号 H01L21/331
代理机构 代理人
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