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发明名称
侧壁具有缓冲层之铜双镶嵌结构的制造方法
摘要
本发明系揭露一种侧壁具有缓冲层之铜双镶嵌结构的制造方法,其系于完成沟槽与中介窗的蚀刻制程后,于半导体基底上沉积一缓冲层,然后移除位于沟槽与中介窗底部之缓冲层,只保留位于沟槽与中介窗两侧壁之缓冲层,藉由位于两侧壁之缓冲层来克服铜金属导线具有的张应力可能产生的形态缺陷。
申请公布号
TW200539388
申请公布日期
2005.12.01
申请号
TW093114723
申请日期
2004.05.25
申请人
上海宏力半导体制造有限公司 GRACE SEMICONDUCTOR MANUFACTURING CORPORATION 中国
发明人
杨织森;谭志祥
分类号
H01L21/768
主分类号
H01L21/768
代理机构
代理人
林火泉
主权项
地址
中国
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