发明申请
- 专利标题: SEMICONDUCTOR DEVICE HAVING PROJECTING ELECTRODE FORMED BY ELECTROLYTIC PLATING, AND MANUFACTURING METHOD THEREOF
- 专利标题(中): 具有通过电镀法形成的电极的半导体器件及其制造方法
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申请号: US12566423申请日: 2009-09-24
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公开(公告)号: US20100015795A1公开(公告)日: 2010-01-21
- 发明人: Norihiko Kaneko
- 申请人: Norihiko Kaneko
- 申请人地址: JP Tokyo
- 专利权人: Casio Computer Co., Ltd.
- 当前专利权人: Casio Computer Co., Ltd.
- 当前专利权人地址: JP Tokyo
- 优先权: JP2006-302633 20061108
- 主分类号: H01L21/3205
- IPC分类号: H01L21/3205
摘要:
A semiconductor device includes a semiconductor substrate, and a plurality of wiring lines provided on one side of the semiconductor substrate, each of the wiring lines having a connection pad portion. An overcoat film is provided on the wiring lines and the one side of the semiconductor substrate. The overcoat film has a plurality of openings in parts corresponding to the connection pad portions of the wiring lines. A plurality of foundation metal layers are respectively provided on inner surfaces of the openings of the overcoat film and electrically connected to the pat portions of the wiring lines. A plurality of projecting electrodes are respectively provided on the foundation metal layers in the openings of the overcoat film.
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