发明授权
- 专利标题: Semiconductor device with buried bit lines and method for fabricating the same
- 专利标题(中): 具有掩埋位线的半导体器件及其制造方法
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申请号: US12649107申请日: 2009-12-29
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公开(公告)号: US08169020B2公开(公告)日: 2012-05-01
- 发明人: Yun-Seok Cho
- 申请人: Yun-Seok Cho
- 申请人地址: KR Gyeonggi-do
- 专利权人: Hynix Semiconductor Inc.
- 当前专利权人: Hynix Semiconductor Inc.
- 当前专利权人地址: KR Gyeonggi-do
- 代理机构: IP & T Group LLP
- 优先权: KR10-2009-0104213 20091030
- 主分类号: H01L29/78
- IPC分类号: H01L29/78
摘要:
A semiconductor device includes a substrate having trenches, buried bit lines formed in the substrate, and including a metal silicide layer and a metallic layer, wherein the metal silicide layer contacts sidewalls of the trenches and the metallic layer is formed over the sidewalls of the trenches and contacts the metal silicide layer.
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