发明名称 METHOD FOR FORMING FINE PATTERN OF SEMICONDUCTOR DEVICE USING DOUBLE SPACER PATTERNING TECHNOLOGY
摘要 A method of forming a fine pattern of a semiconductor device using double SPT process, which is capable of implementing a line and space pattern having a uniform fine line width by applying a double SPT process including a negative SPT process, is provided. The method includes a first SPT process and a second SPT process and the second SPT process includes a Negative SPT process.
申请公布号 US2014017889(A1) 申请公布日期 2014.01.16
申请号 US201213679518 申请日期 2012.11.16
申请人 SK HYNIX INC. 发明人 LEE KI LYOUNG;BOK CHEOL KYU;KIM WON KYU
分类号 H01L21/48 主分类号 H01L21/48
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