发明名称 METHOD OF PRODUCTION OF A CONTACT STRUCTURE
摘要 A probe card having a plurality of silicon finger contactors contacting pads provided on a tested semiconductor wafer and a probe board mounting the plurality of silicon finger contactors on its surface, wherein each silicon finger contactor has a base part on which a step difference is formed, a support part with a rear end side provided at the base part and with a front end side sticking out from the base part, and a conductive part formed on the surface of the support part, each silicon finger contactor mounted on the probe board so that an angle part of the step difference formed on the base part contacts the surface of the probe board.
申请公布号 US2010304559(A1) 申请公布日期 2010.12.02
申请号 US20100818503 申请日期 2010.06.18
申请人 ADVANTEST CORPORATION 发明人 KUITANI TETSUYA;SAITO TADAO;ABE YOSHIHIRO
分类号 H01L21/60 主分类号 H01L21/60
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