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    • 4. 发明申请
    • PROTECTION CIRCUIT AND PHOTOELECTRIC CONVERSION DEVICE
    • 保护电路和光电转换器件
    • US20090230292A1
    • 2009-09-17
    • US12398465
    • 2009-03-05
    • Jun KOYAMAYoshifumi TANADAHideaki SHISHIDO
    • Jun KOYAMAYoshifumi TANADAHideaki SHISHIDO
    • H01J40/14H02H9/04
    • H02H9/04H02H7/20Y02E10/56
    • A protection circuit and a photoelectric conversion device are provided, each of which includes a first wiring, a second wiring, a first switch, a second switch, a capacitor, and a comparing circuit configured to generate a signal corresponding to a potential of the first wiring and a potential of the second wiring, and supply the signal to the first switch and the second switch. The first wiring is electrically connected to a first terminal of the first switch, and the second wiring is electrically connected to a first terminal of the second switch. A second terminal of the first switch is electrically connected to a first electrode of the capacitor, and a second terminal of the second switch is electrically connected to a second electrode of the capacitor.
    • 提供一种保护电路和光电转换装置,每个保护电路和光电转换装置包括第一布线,第二布线,第一开关,第二开关,电容器和比较电路,其被配置为产生对应于第一布线 布线和第二布线的电位,并将信号提供给第一开关和第二开关。 第一布线电连接到第一开关的第一端子,第二布线电连接到第二开关的第一端子。 第一开关的第二端子电连接到电容器的第一电极,第二开关的第二端子电连接到电容器的第二电极。
    • 5. 发明申请
    • PHOTOELECTRIC CONVERSION DEVICE AND ELECTRONIC DEVICE INCLUDING THE SAME
    • 光电转换装置和包括该光电转换装置的电子装置
    • US20100116972A1
    • 2010-05-13
    • US12614537
    • 2009-11-09
    • Jun KOYAMAHideaki SHISHIDO
    • Jun KOYAMAHideaki SHISHIDO
    • H01L31/075
    • H01L27/14H01L31/12
    • An object is to provide a photoelectric conversion device which can correct a difference between a measured light intensity and an actual light intensity, which occurs when output current decreases due to the fact that a strong light is received, and outputs the corrected current. The photoelectric conversion device includes a photoelectric conversion element; a photocurrent output circuit for providing a first current corresponding to the amount of incident light on the photoelectric conversion element; a photocurrent correcting circuit which includes a corrective photoelectric conversion element for providing a second current, the corrective photoelectric conversion element including a light shield film for blocking part of light; a photocurrent adder circuit which includes a circuit for providing a fourth current; and an amplifier circuit including a circuit which amplifies a current corresponding to the sum of the first current and the fourth current and outputs the amplified current.
    • 本发明的目的是提供一种光电转换装置,其可以校正由于接收到强光而导致输出电流下降而发生的测量光强度和实际光强度之间的差异,并输出校正后的电流。 光电转换装置包括光电转换元件; 光电流输出电路,用于提供与光电转换元件上的入射光量相对应的第一电流; 光电流校正电路,其包括用于提供第二电流的校正光电转换元件,所述校正光电转换元件包括用于阻挡部分光的遮光膜; 光电流加法器电路,其包括用于提供第四电流的电路; 以及放大电路,包括放大对应于第一电流和第四电流之和的电流的电路,并输出放大的电流。
    • 7. 发明申请
    • SEMICONDUCTOR DEVICE
    • 半导体器件
    • US20120211749A1
    • 2012-08-23
    • US13461940
    • 2012-05-02
    • Osamu FUKUOKAMasahiko HAYAKAWAHideaki SHISHIDO
    • Osamu FUKUOKAMasahiko HAYAKAWAHideaki SHISHIDO
    • H01L31/0376H01L31/0368
    • H01L27/1262H01L27/0255H01L27/12H01L27/1214H01L27/1277
    • To improve the performance of a protection circuit including a diode formed using a semiconductor film. A protection circuit is inserted between two input/output terminals. The protection circuit includes a diode which is formed over an insulating surface and is formed using a semiconductor film. Contact holes for connecting an n-type impurity region and a p-type impurity region of the diode to a first conductive film in the protection circuit are distributed over the entire impurity regions. Further, contact holes for connecting the first conductive film and a second conductive film in the protection circuit are dispersively formed over the semiconductor film. By forming the contact holes in this manner, wiring resistance between the diode and a terminal can be reduced and the entire semiconductor film of the diode can be effectively serve as a rectifier element.
    • 提高包括使用半导体膜形成的二极管的保护电路的性能。 一个保护电路插在两个输入/输出端子之间。 保护电路包括形成在绝缘表面上并使用半导体膜形成的二极管。 用于将二极管的n型杂质区域和p型杂质区域连接到保护电路中的第一导电膜的接触孔分布在整个杂质区域上。 此外,用于连接保护电路中的第一导电膜和第二导电膜的接触孔分散地形成在半导体膜上。 通过以这种方式形成接触孔,可以减小二极管和端子之间的布线电阻,并且二极管的整个半导体膜可以有效地用作整流元件。