发明授权
- 专利标题: Phase-change memory devices
- 专利标题(中): 相变存储器件
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申请号: US10814670申请日: 2004-03-31
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公开(公告)号: US07067837B2公开(公告)日: 2006-06-27
- 发明人: Young-Nam Hwang , Young-Tae Kim
- 申请人: Young-Nam Hwang , Young-Tae Kim
- 申请人地址: KR
- 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
- 代理机构: Myers Bigel Sibley & Sajovec
- 优先权: KR10-2003-0020755 20030402
- 主分类号: H01L47/00
- IPC分类号: H01L47/00 ; H01L29/04
摘要:
Phase-change memory devices include a phase-change material layer and a first electrode having a contact area therebetween. The contact area extends into a recess of the first electrode to provide current density concentration.
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