发明授权
US08345480B2 Semiconductor integrated circuit device for driving liquid crystal display
有权
用于驱动液晶显示器的半导体集成电路器件
- 专利标题: Semiconductor integrated circuit device for driving liquid crystal display
- 专利标题(中): 用于驱动液晶显示器的半导体集成电路器件
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申请号: US13305532申请日: 2011-11-28
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公开(公告)号: US08345480B2公开(公告)日: 2013-01-01
- 发明人: Yasushi Kawase , Susumu Ishida , Takesada Akiba , Yasushi Nagata , Naoki Miyamoto , Kazuyoshi Shiba
- 申请人: Yasushi Kawase , Susumu Ishida , Takesada Akiba , Yasushi Nagata , Naoki Miyamoto , Kazuyoshi Shiba
- 申请人地址: JP Kawasaki-shi
- 专利权人: Renesas Electronics Corporation
- 当前专利权人: Renesas Electronics Corporation
- 当前专利权人地址: JP Kawasaki-shi
- 代理机构: Miles and Stockbridge P.C.
- 优先权: JP2005-157390 20050530
- 主分类号: G11C11/34
- IPC分类号: G11C11/34
摘要:
The present invention realizes a semiconductor integrated circuit device for driving liquid crystal (liquid crystal control driver IC) capable of easily setting drive conditions and the like according to specifications of a liquid crystal display to be used. An electrically-programmable nonvolatile memory circuit (EPROM) or an electrically erasable and programmable nonvolatile memory circuit (EEPROM) is provided in a semiconductor integrated circuit device for driving a liquid crystal display, and setting information is stored in the memory circuit. The memory circuit is constructed by a normal device which can be formed in the same process as a semiconductor manufacturing process of forming devices of other circuits.
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