发明授权
- 专利标题: Electrically alterable read only memory cell
- 专利标题(中): 电可更改的只读存储单元
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申请号: US164470申请日: 1980-06-30
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公开(公告)号: US4404577A公开(公告)日: 1983-09-13
- 发明人: Hayden C. Cranford, Jr. , Charles R. Hoffman , Geoffrey B. Stephens
- 申请人: Hayden C. Cranford, Jr. , Charles R. Hoffman , Geoffrey B. Stephens
- 申请人地址: NY Armonk
- 专利权人: International Business Machines Corp.
- 当前专利权人: International Business Machines Corp.
- 当前专利权人地址: NY Armonk
- 主分类号: G11C17/00
- IPC分类号: G11C17/00 ; G11C16/04 ; H01L21/8247 ; H01L29/788 ; H01L29/792 ; H01L29/78 ; H01L27/02
摘要:
A reduction in cell area and an improvement in tolerance allowed for programming and erase voltages is achieved utilizing a diffused control gate having improved capacitive coupling to the floating gate through a thin oxide grown on single crystal silicon.
公开/授权文献
- US4829233A Microwave probe 公开/授权日:1989-05-09
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