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1. 发明申请

US20110161691A1 SEMICONDUCTOR INTEGRATED CIRCUIT AND CONTROL METHOD OF SEMICONDUCTOR INTEGRATED CIRCUIT 有权
标题翻译：半导体集成电路的半导体集成电路及其控制方法
公开(公告)号：US20110161691A1
公开(公告)日：2011-06-30
申请号：US12976377
申请日：2010-12-22
申请人： Masahiro TATSUMI , Takeshi ISHIBASHI , Takashi SHIMADA
发明人： Masahiro TATSUMI , Takeshi ISHIBASHI , Takashi SHIMADA
IPC分类号： G06F1/26
CPC分类号： G06F1/26 , Y10T307/305 , Y10T307/352
摘要： A semiconductor integrated circuit includes: a plurality of domains each supplied power supply voltage from corresponding one of a plurality of power supply units; and a plurality of operation control units each connected to corresponding one of the plurality of domains and controlling an operational state of the corresponding domain, wherein each of the domain transmits a operation change request to the corresponding operation control unit, the operation change request representing a request for a change of the operational state with a change in current value of the domain, and the operation control unit calculates a current change rate of the domain resulted from the change of operational state upon receiving the operation change request, and transmits a response signal approving the change of operational state to the corresponding domain in case of the current change rate is within a specified value.
摘要翻译：半导体集成电路包括：多个畴，各自从多个电源单元中的相应一个提供电源电压; 以及多个操作控制单元，每个连接到所述多个域中的对应的一个域并且控制对应的域的操作状态，其中每个域向相应的操作控制单元发送操作改变请求，所述操作改变请求表示请求随着域的当前值的改变而改变操作状态，并且操作控制单元计算在接收到操作改变请求时由于操作状态的改变导致的域的当前变化率，并且发送响应信号在当前变更率的情况下，批准将操作状态更改为相应的域在规定值内。

2. 发明申请

US20090160266A1 SEMICONDUCTOR INTEGRATED CIRCUIT 有权
标题翻译：半导体集成电路
公开(公告)号：US20090160266A1
公开(公告)日：2009-06-25
申请号：US12339613
申请日：2008-12-19
申请人： Masahiro TATSUMI , Takeshi ISHIBASHI
发明人： Masahiro TATSUMI , Takeshi ISHIBASHI
IPC分类号： H01H33/59
CPC分类号： G06F1/3203 , G06F1/3287 , Y02D10/171 , Y10T307/76 , Y10T307/944
摘要： A semiconductor integrated circuit includes a plurality of circuit blocks; a plurality of power switches configured to supply power or cut power supply to the corresponding circuit blocks on a circuit-block-by-circuit-block basis in accordance with logic states of first control signals; a power switch controller configured to select, upon receipt of a second control signal, which power switches to control from among the plurality of power switches, and output third control signals instructing the selected power switches to supply power or cut power supply; and a first protection circuit provided between the power switches and the power switch controller, the first protection circuit being configured to output the first control signals, which are obtained by converting the logic states of the third control signals, to the selected power switches.
摘要翻译：半导体集成电路包括多个电路块; 多个电源开关，被配置为根据第一控制信号的逻辑状态逐个电路块地向相应的电路块供电或切断电源; 电源开关控制器，被配置为在接收到第二控制信号时，从多个电力开关中选择哪个电力切换到控制，并输出指示所选择的电力开关供电或切断电源的第三控制信号; 以及第一保护电路，设置在电源开关和电源开关控制器之间，第一保护电路被配置为将通过将第三控制信号的逻辑状态转换而获得的第一控制信号输出到所选择的电力开关。

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