发明名称 Semiconductor device ROM having an offset region
摘要 A semiconductor device including: a semiconductor substrate, a gate electrode formed on the substrate, a pair of source/drain regions provided in the substrate, and an offset step portion formed in at least one of the source/drain regions and downwardly extending into the substrate in the vicinity of the gate electrode.
申请公布号 US5214303(A) 申请公布日期 1993.05.25
申请号 US19920826998 申请日期 1992.01.28
申请人 SHARP KABUSHIKI KAISHA 发明人 AOKI, HITOSHI
分类号 G11C17/12;H01L21/8246;H01L27/112 主分类号 G11C17/12
代理机构 代理人
主权项
地址