发明名称 METHOD FOR FABRICATING SEMICONDUCTOR DEVICES
摘要 A method for fabricating semiconductor devices is disclosed, the method including forming a landing plug on a lower interlayer insulating film, successively depositing an upper interlayer insulating film and a nitride film, forming a bit line contact hole, depositing a conductive layer for a contact plug, and forming a contact plug through a CMP process.
申请公布号 US2005227478(A1) 申请公布日期 2005.10.13
申请号 US20040998972 申请日期 2004.11.30
申请人 HYNIX SEMICONDUCTOR INC. 发明人 PARK HYUNG S.
分类号 H01L21/28;H01L21/321;H01L21/44;H01L21/4763;H01L21/768;H01L21/8242;(IPC1-7):H01L21/476 主分类号 H01L21/28
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