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    • 2. 发明授权
    • Semiconductor device, semiconductor integrated circuit device for use of driving plasma display with using same, and plasma display apparatus
    • 半导体装置,使用该驱动等离子体显示器的半导体集成电路装置以及等离子体显示装置
    • US08487343B2
    • 2013-07-16
    • US12825839
    • 2010-06-29
    • Shinji ShirakawaJunichi SakanoKenji Hara
    • Shinji ShirakawaJunichi SakanoKenji Hara
    • H01L29/739
    • H01L29/7394H01L29/0696
    • A horizontal-type IGBT having a large current density, which is formed on a SOI substrate, has an emitter region, which is made up with two (2) or more of base-layers of a second conductivity-type on an oxide film groove, wherein the base-layers of the second conductivity-type in the emitter region are covered with a layer of a first conductivity-type, being high in the conductivity than a drift layer, and length of a gate electrode on the oxide film groove is reduced than the length of the gate electrode on the collector, and further the high-density layer of the first conductivity-type is formed below the base layer of the second conductivity-type on the collector, thereby achieving the high density of the layer of the first conductivity-type while maintaining an endurable voltage, and an increase of the current density.
    • 形成在SOI衬底上的具有大电流密度的水平型IGBT具有发射极区域,其在氧化物膜沟槽上由二(2)个或更多个第二导电类型的基底层构成 其特征在于,所述发射极区域中的所述第二导电型的基极层被覆盖有比漂移层高的导电性的第一导电型层,所述氧化物膜沟槽上的栅电极的长度为 比集电体上的栅电极的长度小,并且在集电体上形成第二导电类型的基底层下方的第一导电型高密度层,从而实现层间的高密度化 第一导电型,同时保持耐久电压,并增加电流密度。
    • 5. 发明授权
    • Load drive circuit, integrated circuit, and plasma display
    • 负载驱动电路,集成电路和等离子显示
    • US07586467B2
    • 2009-09-08
    • US11434913
    • 2006-05-17
    • Junichi SakanoKenji HaraMutsuhiro Mori
    • Junichi SakanoKenji HaraMutsuhiro Mori
    • G09G3/28
    • G09G3/296G09G2330/028Y10T307/461
    • A small-sized, low-loss load drive circuit, an integrated circuit for that drive circuit, and an inexpensive plasma display using that integrated circuit. In the load drive circuit that responds to switching commands to supply a high or low voltage to a load by switching, the source-drain voltage of an output-stage n-type MOS transistor of a flip-flop is supplied between the gate and cathode of a main IGBT. In order to hold this voltage, the power source to the flip-flop is supplied from a main power source or a charge pump power circuit connected at the fixed potential point of the main power source. In addition, a discharge prevention circuit and discharge prevention elements and are provided in order that the potential of the power source can be maintained higher than the positive potential of main power source.
    • 小型,低损耗负载驱动电路,用于该驱动电路的集成电路,以及使用该集成电路的便宜的等离子体显示器。 在响应切换命令的负载驱动电路中,通过切换向负载提供高电压或低电压,触发器的输出级n型MOS晶体管的源极 - 漏极电压被提供在栅极和阴极之间 的主要IGBT。 为了保持该电压,触发器的电源从连接在主电源的固定电位点的主电源或电荷泵电源电路提供。 此外,设置放电防止电路和放电防止元件,以使得电源的电位可以保持高于主电源的正电位。
    • 6. 发明授权
    • Semiconductor device and ultrasonic diagnostic apparatus using the same
    • 半导体装置及其使用的超声波诊断装置
    • US09190992B2
    • 2015-11-17
    • US13282882
    • 2011-10-27
    • Kenji HaraJunichi Sakano
    • Kenji HaraJunichi Sakano
    • H03K17/687H03K17/06H03K17/081H03K17/10
    • H03K17/063A61B8/4483H03K17/08104H03K17/102H03K17/6874
    • The present invention provides a semiconductor device of a bi-directional analog switch having a high linearity and a low electric power loss. An ultrasonic diagnostic apparatus having a high degree of detection accuracy, comprising the semiconductor device, is also provided. A semiconductor device of a bi-directional analog switch, comprising a switch circuit capable of switching ON or OFF bi-directionally, and built-in driving circuits for the switch circuit, wherein the driving circuit is connected to first and second power supplies, and a first power supply voltage is higher than a maximum voltage of a signal applied to an input/output terminal of the switch circuit, a second power supply voltage is lower than a minimum voltage of a signal applied to an input/output terminal of the switch circuit, and the driving circuit comprises a Zener diode and a p-type MOSFET connected in series between the first power supply and the switch circuit.
    • 本发明提供具有高线性度和低功率损耗的双向模拟开关的半导体器件。 还提供了包括半导体器件的具有高检测精度的超声波诊断装置。 一种双向模拟开关的半导体器件,包括能够双向接通或断开的开关电路和用于开关电路的内置驱动电路,其中驱动电路连接到第一和第二电源,以及 第一电源电压高于施加到开关电路的输入/输出端子的信号的最大电压,第二电源电压低于施加到开关的输入/输出端子的信号的最小电压 电路,并且驱动电路包括串联连接在第一电源和开关电路之间的齐纳二极管和p型MOSFET。
    • 9. 发明申请
    • Semiconductor Device and Ultrasonic Diagnostic Apparatus Using the Same
    • 半导体装置及其使用的超声波诊断装置
    • US20120108963A1
    • 2012-05-03
    • US13282882
    • 2011-10-27
    • Kenji HARAJunichi Sakano
    • Kenji HARAJunichi Sakano
    • A61B8/00H03L5/00H03K17/687
    • H03K17/063A61B8/4483H03K17/08104H03K17/102H03K17/6874
    • The present invention provides a semiconductor device of a bi-directional analog switch having a high linearity and a low electric power loss. An ultrasonic diagnostic apparatus having a high degree of detection accuracy, comprising the semiconductor device, is also provided. A semiconductor device of a bi-directional analog switch, comprising a switch circuit capable of switching ON or OFF bi-directionally, and built-in driving circuits for the switch circuit, wherein the driving circuit is connected to first and second power supplies, and a first power supply voltage is higher than a maximum voltage of a signal applied to an input/output terminal of the switch circuit, a second power supply voltage is lower than a minimum voltage of a signal applied to an input/output terminal of the switch circuit, and the driving circuit comprises a Zener diode and a p-type MOSFET connected in series between the first power supply and the switch circuit.
    • 本发明提供具有高线性度和低功率损耗的双向模拟开关的半导体器件。 还提供了包括半导体器件的具有高检测精度的超声波诊断装置。 一种双向模拟开关的半导体器件,包括能够双向接通或断开的开关电路和用于开关电路的内置驱动电路,其中驱动电路连接到第一和第二电源,以及 第一电源电压高于施加到开关电路的输入/输出端子的信号的最大电压,第二电源电压低于施加到开关的输入/输出端子的信号的最小电压 电路,并且驱动电路包括串联连接在第一电源和开关电路之间的齐纳二极管和p型MOSFET。