发明申请
- 专利标题: METHOD OF PLASMA ETCHING OF HIGH-K DIELECTRIC MATERIALS
- 专利标题(中): 高K电介质材料等离子体蚀刻方法
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申请号: US11464276申请日: 2006-08-14
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公开(公告)号: US20070077767A1公开(公告)日: 2007-04-05
- 发明人: Guangxiang Jin , Padmapani Nallan , Ajay Kumar
- 申请人: Guangxiang Jin , Padmapani Nallan , Ajay Kumar
- 申请人地址: US CA Santa Clara
- 专利权人: Applied Materials, Inc.
- 当前专利权人: Applied Materials, Inc.
- 当前专利权人地址: US CA Santa Clara
- 主分类号: C23F1/00
- IPC分类号: C23F1/00 ; H01L21/302 ; C03C15/00
摘要:
A method of etching high dielectric constant materials using a halogen gas, a reducing gas and an etch rate control gas chemistry.
公开/授权文献
- US07838434B2 Method of plasma etching of high-K dielectric materials 公开/授权日:2010-11-23
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