发明授权
US07977680B2 Semiconductor device having thin film transistors on a metal substrate
有权
在金属基板上具有薄膜晶体管的半导体器件
- 专利标题: Semiconductor device having thin film transistors on a metal substrate
- 专利标题(中): 在金属基板上具有薄膜晶体管的半导体器件
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申请号: US12170588申请日: 2008-07-10
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公开(公告)号: US07977680B2公开(公告)日: 2011-07-12
- 发明人: Tatsuya Arao , Atsuo Isobe , Toru Takayama
- 申请人: Tatsuya Arao , Atsuo Isobe , Toru Takayama
- 申请人地址: JP
- 专利权人: Semiconductor Energy Laboratory Co., Ltd.
- 当前专利权人: Semiconductor Energy Laboratory Co., Ltd.
- 当前专利权人地址: JP
- 代理机构: Husch Blackwell LLP
- 优先权: JP2000-269797 20000906
- 主分类号: H01L29/04
- IPC分类号: H01L29/04 ; H01L31/036 ; H01L35/24
摘要:
In a semiconductor device having a substrate which has a metal surface, an insulating film which is formed on the substrate having the metal surface, and a pixel unit which is formed on the insulating film; the pixel unit includes a TFT, and wiring lines connected with the TFT, and a storage capacitor is constituted by the substrate (11) having the metal surface, the insulating film (12), and the wiring line (21). As the insulating film is thinner, and as the area of a region where the insulating film and the wiring line lie in contact is larger, the storage capacitor is endowed with a larger capacity.
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