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1. 发明申请

US20110063029A1 SEMICONDUCTOR INTEGRATED CIRCUIT 有权
标题翻译：半导体集成电路
公开(公告)号：US20110063029A1
公开(公告)日：2011-03-17
申请号：US12727509
申请日：2010-03-19
申请人： Akira Kumamoto , Tsuyoshi Nishimura , Chikashi Nakagawara , Masahiro Tamae
发明人： Akira Kumamoto , Tsuyoshi Nishimura , Chikashi Nakagawara , Masahiro Tamae
IPC分类号： H03F3/45
CPC分类号： H03F3/45475 , H03F3/45977 , H03F2203/45212 , H03F2203/45588 , H03F2203/45616
摘要： A semiconductor integrated circuit includes a first input terminal configured to input a first input voltage, a second input terminal configured to input a second input voltage, a differential amplifier configured to generate a differential output voltage by amplifying a differential input voltage obtained from a difference between the first input voltage input by the first input terminal and the second input voltage input by the second input terminal, a switch configured to electrically connect or cut off the first input terminal and the second input terminal, and a sample hold unit connected to a power supply which generates a reference voltage and configured to generate an offset correction voltage of the differential amplifier based on the differential output voltage and the reference voltage when the first input terminal and the second input terminal are electrically connected by the switch.
摘要翻译：半导体集成电路包括被配置为输入第一输入电压的第一输入端子和被配置为输入第二输入电压的第二输入端子，差分放大器，被配置为通过放大由差分输入电压由第一输入端子输入的第一输入电压和由第二输入端子输入的第二输入电压，被配置为电连接或切断第一输入端子和第二输入端子的开关，以及连接到电力的采样保持单元电源，其产生参考电压，并且被配置为当第一输入端子和第二输入端子通过开关电连接时，基于差分输出电压和参考电压产生差分放大器的偏移校正电压。

2. 发明授权

US08013671B2 Semiconductor integrated circuit 有权
标题翻译：半导体集成电路
公开(公告)号：US08013671B2
公开(公告)日：2011-09-06
申请号：US12727509
申请日：2010-03-19
申请人： Akira Kumamoto , Tsuyoshi Nishimura , Chikashi Nakagawara , Masahiro Tamae
发明人： Akira Kumamoto , Tsuyoshi Nishimura , Chikashi Nakagawara , Masahiro Tamae
IPC分类号： H03F1/02
CPC分类号： H03F3/45475 , H03F3/45977 , H03F2203/45212 , H03F2203/45588 , H03F2203/45616
摘要： A semiconductor integrated circuit includes a first input terminal configured to input a first input voltage, a second input terminal configured to input a second input voltage, a differential amplifier configured to generate a differential output voltage by amplifying a differential input voltage obtained from a difference between the first input voltage input by the first input terminal and the second input voltage input by the second input terminal, a switch configured to electrically connect or cut off the first input terminal and the second input terminal, and a sample hold unit connected to a power supply which generates a reference voltage and configured to generate an offset correction voltage of the differential amplifier based on the differential output voltage and the reference voltage when the first input terminal and the second input terminal are electrically connected by the switch.
摘要翻译：半导体集成电路包括被配置为输入第一输入电压的第一输入端子和被配置为输入第二输入电压的第二输入端子，差分放大器，被配置为通过放大由差分输入电压由第一输入端子输入的第一输入电压和由第二输入端子输入的第二输入电压，被配置为电连接或切断第一输入端子和第二输入端子的开关，以及连接到电力的采样保持单元电源，其产生参考电压，并且被配置为当第一输入端子和第二输入端子通过开关电连接时，基于差分输出电压和参考电压产生差分放大器的偏移校正电压。

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