发明授权
US07351636B2 Methods of forming split-gate non-volatile memory cells including raised oxide layers on field oxide regions
失效
在场氧化物区域上形成包括凸起的氧化物层的分裂非晶体非易失性存储单元的方法
- 专利标题: Methods of forming split-gate non-volatile memory cells including raised oxide layers on field oxide regions
- 专利标题(中): 在场氧化物区域上形成包括凸起的氧化物层的分裂非晶体非易失性存储单元的方法
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申请号: US11138702申请日: 2005-05-26
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公开(公告)号: US07351636B2公开(公告)日: 2008-04-01
- 发明人: Hee-Seog Jeon , Seung-Beom Yoon , Jeong-Uk Han , Yong-Tae Kim
- 申请人: Hee-Seog Jeon , Seung-Beom Yoon , Jeong-Uk Han , Yong-Tae Kim
- 申请人地址: KR Gyeonggi-do
- 专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人地址: KR Gyeonggi-do
- 代理机构: Myers Bigel Sibley & Sajovec, P.A.
- 优先权: KR10-2004-0054050 20040712
- 主分类号: H01L21/336
- IPC分类号: H01L21/336
摘要:
A method of forming a split-gate non-volatile memory cell can include forming first and second adjacent floating gates self-aligned to a field oxide region therebetween. An oxide layer is formed covering the first and second adjacent floating gates and the field oxide region, the oxide layer electrically isolates the first and second adjacent floating gates from one another. A control gate is formed on the oxide layer on the first and second adjacent floating gates. Related devices are also disclosed.
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