发明名称 Test apparatus of semiconductor device and method thereof
摘要 A test apparatus according to the present invention includes a probe card recognition unit that recognizes positions of at least two probe card marks formed to a probe card and assumes a probe card mark connection line connecting the positions of the probe card marks, a backing material recognition unit that recognizes positions of at least two backing material marks formed to a backing material where a semiconductor chip is fixed thereto and assumes a backing material mark connection line connecting the positions of the backing material mark, a positional relationship recognition unit that recognizes a positional relationship between the probe card and the backing material according to the probe card mark connection line and the backing material mark connection line, and a correction unit that corrects the position of at least one of the probe card and the backing material according to the positional relationship.
申请公布号 US8410803(B2) 申请公布日期 2013.04.02
申请号 US20100820623 申请日期 2010.06.22
申请人 SAWA NOBUHIRO;MINAMI KOUICHI;CHIBA MASATO;RENESAS ELECTRONICS CORPORATION;KABUSHIKI KAISHA NIHON MICRONICS 发明人 SAWA NOBUHIRO;MINAMI KOUICHI;CHIBA MASATO
分类号 G01R31/00;G01R31/20 主分类号 G01R31/00
代理机构 代理人
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