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公开(公告)号:US06340601B1
公开(公告)日:2002-01-22
申请号:US09476237
申请日:1999-12-30
申请人: Thomas F. Curran, Jr. , Timothy C. Krywanczyk , Michael S. Lube , Matthew D. Moon , Rock Nadeau , Clark D. Reynolds , Dean A. Schaffer , Joel M. Sharrow , Paul H. Smith, Jr. , David C. Thomas , Eric J. White , Kenneth H. Yao
发明人: Thomas F. Curran, Jr. , Timothy C. Krywanczyk , Michael S. Lube , Matthew D. Moon , Rock Nadeau , Clark D. Reynolds , Dean A. Schaffer , Joel M. Sharrow , Paul H. Smith, Jr. , David C. Thomas , Eric J. White , Kenneth H. Yao
IPC分类号: H01L214763
CPC分类号: H01L21/76892
摘要: A method of reworking copper metallurgy on semiconductor devices which includes selective removal of insulator, selective removal of copper, non-selective removal of copper and insulator followed by the redeposition of an insulating copper barrier layer and at least one metallurgical interconnect layer.
摘要翻译: 一种对半导体器件上的铜冶炼进行再加工的方法,包括绝缘体的选择性去除,铜的选择性去除,铜和绝缘体的非选择性去除,然后再沉积绝缘铜阻挡层和至少一个冶金互连层。