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发明名称
用于改良互连性能之保护通孔盖;PROTECTIVE VIA CAP FOR IMPROVED INTERCONNECT PERFORMANCE
摘要
形成半导体结构的示例性方法可包括蚀刻通孔以贯穿半导体结构而暴露出第一电路层互连金属。该方法可包括在该暴露的第一电路层互连金属上形成材料层。该方法亦包括在该通孔内形成阻障层且在沿着该通孔的底部具有最少覆盖物。该方法附加包括在该材料层上形成第二电路层互连金属。
申请公布号
TW201546963
申请公布日期
2015.12.16
申请号
TW104117463
申请日期
2015.05.29
申请人
应用材料股份有限公司 APPLIED MATERIALS, INC.
发明人
那克美荷 NAIK, MEHUL;马伯方 MA, PAUL F.;奈马尼史林尼法斯D NEMANI, SRINIVAS D.
分类号
H01L21/768(2006.01);H01L23/488(2006.01)
主分类号
H01L21/768(2006.01)
代理机构
代理人
蔡坤财李世章
主权项
地址
美国 US
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