发明申请
- 专利标题: Simultaneous Conditioning of a Plurality of Memory Cells Through Series Resistors
- 专利标题(中): 通过串联电阻同时调节多个存储单元
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申请号: US12060922申请日: 2008-04-02
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公开(公告)号: US20080185652A1公开(公告)日: 2008-08-07
- 发明人: Toshijaru Furukawa , Mark C. Hakey , Steven J. Holmes , David V. Horak , Charles W. Koburger , Chung H. Lam , Gerhard I. Meijer
- 申请人: Toshijaru Furukawa , Mark C. Hakey , Steven J. Holmes , David V. Horak , Charles W. Koburger , Chung H. Lam , Gerhard I. Meijer
- 申请人地址: US NY Armonk
- 专利权人: International Business Machines Corporation
- 当前专利权人: International Business Machines Corporation
- 当前专利权人地址: US NY Armonk
- 主分类号: H01L23/62
- IPC分类号: H01L23/62 ; H01L21/8234
摘要:
Disclosed are a semiconductor structure and a method that allow for simultaneous voltage/current conditioning of multiple memory elements in a nonvolatile memory device with multiple memory cells. The structure and method incorporate the use of a resistor connected in series with the memory elements to limit current passing through the memory elements. Specifically, the method and structure incorporate a blanket temporary series resistor on the wafer surface above the memory cells and/or permanent series resistors within the memory cells. During the conditioning process, these resistors protect the transition metal oxide in the individual memory elements from damage (i.e., burn-out), once it has been conditioned.
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