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    • 2. 发明授权
    • Semiconductor integrated circuit device
    • 半导体集成电路器件
    • US07782585B2
    • 2010-08-24
    • US11816655
    • 2006-03-01
    • Mikiya DoiHiroki Takeuchi
    • Mikiya DoiHiroki Takeuchi
    • H02H5/00
    • H02M1/32H01L27/0248
    • An overheat protection circuit 1 of a semiconductor integrated circuit device of the invention has filter means for removing a high frequency component from a power supply voltage Vcc. Specifically, the overheat protection circuit 1 has: a band gap power supply portion BG and resistors R1 and R2 that produce a reference voltage Vref; a transistor N1 for temperature detection; resistors R3 and R4 that generate, from the power supply voltage Vcc, a control signal Sctrl according to the on/off state of the transistor N1; a transistor P1 that is turned on/off according to the control signal Sctrl; and a transistor N2 and resistors R5 and R6 that generate an overheat protection signal Stsd according to the on/off state of the transistor P1. In addition, the overheat protection circuit 1 has, as the filter means, a resistor R7 and a capacitor C1 that are respectively connected to the emitter and the collector of the transistor P1. This makes it possible to perform a high-accuracy overheat protection operation despite variations in power supply voltage (superimposition of pulse).
    • 本发明的半导体集成电路器件的过热保护电路1具有用于从电源电压Vcc除去高频分量的滤波器装置。 具体地说,过热保护电路1具有带隙电源部分BG和产生参考电压Vref的电阻器R1和R2; 用于温度检测的晶体管N1; 从电源电压Vcc产生根据晶体管N1的导通/截止状态的控制信号Sctrl的电阻器R3和R4; 根据控制信号Sctr1导通/截止的晶体管P1; 以及根据晶体管P1的导通/截止状态产生过热保护信号Stsd的晶体管N2和电阻R5和R6。 此外,过热保护电路1具有分别连接到晶体管P1的发射极和集电极的电阻器R7和电容器C1作为滤波器装置。 这使得尽管电源电压(脉冲叠加)有变化,仍然可以执行高精度的过热保护操作。
    • 3. 发明申请
    • Semiconductor Integrated Circuit Device
    • 半导体集成电路器件
    • US20090027820A1
    • 2009-01-29
    • US11816655
    • 2006-03-01
    • Mikiya DoiHiroki Takeuchi
    • Mikiya DoiHiroki Takeuchi
    • H02H3/20
    • H02M1/32H01L27/0248
    • An overheat protection circuit 1 of a semiconductor integrated circuit device of the invention has filter means for removing a high frequency component from a power supply voltage Vcc. Specifically, the overheat protection circuit 1 has: a band gap power supply portion BG and resistors R1 and R2 that produce a reference voltage Vref; a transistor N1 for temperature detection; resistors R3 and R4 that generate, from the power supply voltage Vcc, a control signal Sctrl according to the on/off state of the transistor N1; a transistor P1 that is turned on/off according to the control signal Sctrl; and a transistor N2 and resistors R5 and R6 that generate an overheat protection signal Stsd according to the on/off state of the transistor P1. In addition, the overheat protection circuit 1 has, as the filter means, a resistor R7 and a capacitor C1 that are respectively connected to the emitter and the collector of the transistor P1. This makes it possible to perform a high-accuracy overheat protection operation despite variations in power supply voltage (superimposition of pulse).
    • 本发明的半导体集成电路器件的过热保护电路1具有用于从电源电压Vcc除去高频分量的滤波器装置。 具体地说,过热保护电路1具有带隙电源部分BG和产生参考电压Vref的电阻器R1和R2; 用于温度检测的晶体管N1; 从电源电压Vcc产生根据晶体管N1的导通/截止状态的控制信号Sctrl的电阻器R3和R4; 根据控制信号Sctr1导通/截止的晶体管P1; 以及根据晶体管P1的导通/截止状态产生过热保护信号Stsd的晶体管N2和电阻R5和R6。 此外,过热保护电路1具有分别连接到晶体管P1的发射极和集电极的电阻器R7和电容器C1作为滤波器装置。 这使得尽管电源电压(脉冲叠加)有变化,仍然可以执行高精度的过热保护操作。
    • 8. 发明申请
    • Semiconductor Device and Power Supply Device
    • 半导体器件和电源设备
    • US20090045787A1
    • 2009-02-19
    • US11914974
    • 2006-03-13
    • Hiroki Takeuchi
    • Hiroki Takeuchi
    • G05F1/10
    • G11C5/14
    • At the time of voltage adjustment, a selector (23) outputs data (D01, D1) externally received, to a current adjustment unit (24). The current adjustment unit (24) changes current (I01) in accordance with the data (D1) so that a voltage (VOUT) changes. The data (D1) obtained when the voltage (VOUT) is determined to be a certain value becomes data (D2) to be stored in a storage unit (22). At the time of a normal operation, the selector (23) provides the data (D2) output from the storage unit (22), to the current adjustment unit (24). Accordingly, even at the time of a normal operation, a power supply circuit (1) can output the voltage (VOUT) of high accuracy. It is therefore possible to provide a semiconductor device capable of outputting a voltage of high accuracy, and a power supply device provided with the semiconductor device.
    • 在电压调整时,选择器(23)将从外部接收的数据(D01,D1)输出到电流调整单元(24)。 电流调节单元(24)根据数据(D1)改变电流(I01),使得电压(VOUT)发生变化。 当将电压(VOUT)确定为一定值时获得的数据(D1)成为存储在存储单元(22)中的数据(D2)。 在正常操作时,选择器(23)将从存储单元(22)输出的数据(D2)提供给当前调整单元(24)。 因此,即使在正常操作时,电源电路(1)也可以高精度地输出电压(VOUT)。 因此,可以提供能够输出高精度电压的半导体器件,以及设置有半导体器件的电源装置。
    • 9. 发明申请
    • Scrambler, descrambler and method, and disc apparatus
    • 扰码器,解扰器和方法以及盘装置
    • US20060115087A1
    • 2006-06-01
    • US11281614
    • 2005-11-18
    • Hiroki Takeuchi
    • Hiroki Takeuchi
    • H04L9/00
    • G11B20/1866G11B2020/1288G11B2020/1453G11B2220/2541
    • The descrambler receives scrambled data generated from byte data associated with an encoding sequence Q and a scramble value corresponding to the sequence Q in a processing sequence P. The descrambler includes a scramble value generation section that generates a scramble value of the encoding sequence Q of input data, and calculates descrambled data from the scramble value and input byte data. The encoding sequence Q is associated with each byte data of the code string. The scramble value corresponding to the encoding sequence Q is obtained by performing a predetermined operation on the byte data corresponding to each of the encoding sequence Q of the code string.
    • 解扰器从处理序列P中与编码序列Q相关联的字节数据和对应于序列Q的加扰值接收加扰数据。解扰器包括加密值生成部,生成输入的编码序列Q的加扰值 数据,并从加扰值和输入字节数据计算解扰数据。 编码序列Q与代码串的每个字节数据相关联。 通过对与代码串的编码序列Q中的每一个相对应的字节数据执行预定的操作来获得与编码序列Q相对应的加扰值。