发明授权
US06486015B1 Low temperature carbon rich oxy-nitride for improved RIE selectivity
失效
低温富碳氧氮化物,提高RIE选择性
- 专利标题: Low temperature carbon rich oxy-nitride for improved RIE selectivity
- 专利标题(中): 低温富碳氧氮化物,提高RIE选择性
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申请号: US09557363申请日: 2000-04-25
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公开(公告)号: US06486015B1公开(公告)日: 2002-11-26
- 发明人: Nirmal Chaudhary , Richard A. Conti
- 申请人: Nirmal Chaudhary , Richard A. Conti
- 主分类号: H01L218238
- IPC分类号: H01L218238
摘要:
Reactive ion etch (RIE) selectivity during etching of a feature nearby embedded structure is improved by using a silicon oxynitride layer formed with carbonization throughout layer.