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    • 1. 发明专利
    • Interface circuit and semiconductor memory device
    • 接口电路和半导体存储器件
    • JP2013150092A
    • 2013-08-01
    • JP2012007811
    • 2012-01-18
    • Toshiba Corp株式会社東芝
    • KUSHIBE HIDEFUMI
    • H03K19/0175H03K19/0944
    • PROBLEM TO BE SOLVED: To provide an interface circuit capable of operating at higher speed in a wide power-supply voltage range.SOLUTION: An interface circuit includes: a first MOS transistor of a first conductivity type having a source and a back gate connected to a first power-supply terminal to which a first power-supply voltage is applied, and having a drain connected to an output terminal outputting an output signal; a second MOS transistor of a second conductivity type having a drain connected to the output terminal, and having a source and a back gate connected to a fixed potential; and a third MOS transistor of the second conductivity type having a drain connected to the first power-supply terminal and having a source and a back gate connected to the output terminal.
    • 要解决的问题:提供能够在宽电源电压范围内以更高速度运行的接口电路。解决方案:接口电路包括:第一导电类型的第一MOS晶体管,其具有源极和后栅极连接到 第一电源端子,施加有第一电源电压,并且具有连接到输出端子的漏极输出输出信号; 第二导电类型的第二MOS晶体管,其漏极连接到输出端子,并具有连接到固定电位的源极和后栅极; 以及第二导电类型的第三MOS晶体管,其漏极连接到第一电源端子,并且具有连接到输出端子的源极和后栅极。
    • 4. 发明专利
    • Series regulator circuit
    • 系列调节器电路
    • JP2006039861A
    • 2006-02-09
    • JP2004217569
    • 2004-07-26
    • Toshiba Corp株式会社東芝
    • KUSHIBE HIDEFUMI
    • G05F1/56
    • PROBLEM TO BE SOLVED: To provide a series regulator circuit capable of achieving the enhancement of AC (Alternating Current) characteristics.
      SOLUTION: The series regulator circuit comprises: a current source circuit 10 which generates a first operating current; an amplifier circuit 20 which operates after being supplied with the first operating current, compares a reference voltage with a feedback voltage after being supplied with them and outputs a comparison result voltage corresponding to the comparison result; an output circuit 30 having an output section which outputs an output current corresponding to the comparison result voltage after being supplied the comparison result voltage and a feedback voltage generation section which generates a feedback voltage corresponding to the output current and feeds it to the amplifier circuit 20; and an addition circuit 40 having an output extraction section which extracts part of the output current outputted by the output section and an addition section which adds a second operating current corresponding to part of the output current and feeds it to the amplifier circuit 20.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供能够实现AC(交流)特性的增强的串联调节器电路。 串联调节器电路包括:电流源电路10,其产生第一工作电流; 在被提供第一工作电流之后工作的放大器电路20将参考电压与提供它们之后的反馈电压进行比较,并输出与比较结果相对应的比较结果电压; 输出电路30,其具有输出部分,其在提供比较结果电压之后输出与比较结果电压相对应的输出电流;以及反馈电压产生部,其产生与输出电流相对应的反馈电压并将其馈送到放大器电路20 ; 以及加法电路40,具有输出提取部分,该输出提取部分提取由输出部分输出的输出电流的一部分;以及相加部分,其加上与输出电流的一部分相对应的第二工作电流并将其馈送到放大器电路20.

      版权所有(C)2006,JPO&NCIPI

    • 5. 发明专利
    • Amplifying apparatus
    • 放大装置
    • JP2003324322A
    • 2003-11-14
    • JP2002127564
    • 2002-04-26
    • Toshiba Corp株式会社東芝
    • YAGI TOSHIHIROKUSHIBE HIDEFUMI
    • H03F1/00
    • PROBLEM TO BE SOLVED: To obtain an amplifying apparatus which reduces power-ON noise and corrects variations of noise due to manufacture variance and temperature and source voltage variations.
      SOLUTION: The amplifying apparatus is equipped with a power-on noise reducing circuit which outputs a control signal in the timing to the turning-off operation of a power switch for switching electric power supplied to an amplifier, outputs a reference voltage outputted from a reference potential generating circuit to an output terminal of the amplifier, and outputs a rapid rising voltage signal in the timing to the input of the control signal to adjust the turning-on timing of the amplifier.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:获得降低通电噪声并且由于制造方差和温度和源极电压变化而校正噪声变化的放大装置。 解决方案:放大装置配备有电源噪声降低电路,其在定时将输出控制信号输出到用于切换提供给放大器的电力的电源开关的关断操作,输出输出的参考电压 从参考电位产生电路到放大器的输出端子,并且将该定时中的快速上升电压信号输出到控制信号的输入端,以调整放大器的导通时间。 版权所有(C)2004,JPO
    • 6. 发明专利
    • Semiconductor integrated circuit
    • 半导体集成电路
    • JP2013140518A
    • 2013-07-18
    • JP2012000723
    • 2012-01-05
    • Toshiba Corp株式会社東芝
    • KUSHIBE HIDEFUMI
    • G05F1/56H01L21/822H01L27/04
    • G05F1/565G05F1/575
    • PROBLEM TO BE SOLVED: To provide a semiconductor integrated circuit that can operate as one of a series regulator and a power supply switch according to a power supply voltage.SOLUTION: If a power supply voltage is equal to or more than a first specified value, a semiconductor integrated circuit activates an amplifier device to output a control voltage for controlling the operation of a main MOS transistor from a second output terminal to a gate of the main MOS transistor so that a monitor voltage and a reference voltage become equal to each other, and also turns a first switch element OFF. If the power supply voltage is less than the first specified value, the semiconductor integrated circuit deactivates the amplifier device to set the second output terminal to a high impedance and also turns the first switch element ON.
    • 要解决的问题:提供可以根据电源电压作为串联调节器和电源开关之一操作的半导体集成电路。解决方案:如果电源电压等于或大于第一指定值, 半导体集成电路激活放大器装置以输出用于控制主MOS晶体管从主MOS晶体管的第二输出端到栅极的操作的控制电压,使得监视电压和参考电压彼此相等, 并且还将第一开关元件断开。 如果电源电压小于第一规定值,则半导体集成电路使放大器装置去激活,将第二输出端子设定为高阻抗,并使第一开关元件导通。
    • 7. 发明专利
    • Semiconductor device
    • 半导体器件
    • JP2010192584A
    • 2010-09-02
    • JP2009033865
    • 2009-02-17
    • Toshiba Corp株式会社東芝
    • KUSHIBE HIDEFUMI
    • H01L21/822H01L23/12H01L27/04H05K9/00
    • PROBLEM TO BE SOLVED: To provide a semiconductor device capable of reducing unwanted radiation. SOLUTION: The semiconductor device 100 includes: a semiconductor substrate 1; a first power supply terminal 2 to which a first power supply voltage VDD1 is supplied; a first ground terminal 3 used for connection to a ground; a first semiconductor integrated circuit 4 connected between the first power supply terminal 2 and the first ground terminal 3, formed on the semiconductor substrate 1 and configured by a multilayer wiring; and a conductive first flat plate 5 connected to either the first ground terminal 3 or the first power supply terminal 2, formed on the first semiconductor integrated circuit 4 so as to cover the entire upper part of the first semiconductor integrated circuit and having a plurality of first through-holes 5a on a surface parallel to the substrate surface of the semiconductor substrate 1. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供能够减少不需要的辐射的半导体器件。 解决方案:半导体器件100包括:半导体衬底1; 提供第一电源电压VDD1的第一电源端子2; 用于连接地面的第一接地端子3; 连接在第一电源端子2和第一接地端子3之间的第一半导体集成电路4,形成在半导体衬底1上并由多层布线构成; 以及连接到第一接地端子3或第一电源端子2上的导电的第一平板5,形成在第一半导体集成电路4上,以覆盖第一半导体集成电路的整个上部,并且具有多个 在与半导体基板1的基板表面平行的表面上的第一通孔5a。(C)2010,JPO&INPIT
    • 8. 发明专利
    • SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
    • JPH05136358A
    • 1993-06-01
    • JP29732591
    • 1991-11-13
    • TOSHIBA CORP
    • KUSHIBE HIDEFUMIUSHIKU YUKIHIRO
    • H01L21/8238G11C11/409H01L27/092H03K19/003H03K19/0175
    • PURPOSE:To restrain a switching noise caused by an inductance component by a method wherein the phase of the output of a first buffer circuit is constituted to be completely opposite at a rise and at a fall and the phase of the operation of a second buffer circuit is constituted to be completely opposite to that of the first buffer circuit. CONSTITUTION:One end of a load capacity is connected to the output end of a buffer circuit 7; a power-supply voltage VSS is supplied to the other end of the load capacity 8. The buffer circuit 7 is constituted so as to be operated at a phase which is completely opposite to that of a buffer circuit 4. That is to say, the input signal of the buffer circuit 7 is the inverse of a signal Vin of the signal Vin of the buffer circuit 4. A bypass capacity 6 is connected in parallel with the buffer circuits 4, 7, and power-supply voltages VDD1, VSS1 inside a circuit device are applied to it. Inductances 2, 10 caused by lead wires or the like in a package exist between the external power supply and the internal power supply of the circuit device. A noise generated in the power supply is offset by adding the buffer circuit 7 and the load capacity 8 whose phase is opposite.