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    • 1. 发明授权
    • Semiconductor device having a groove type isolation region
    • 具有凹槽型隔离区域的半导体器件
    • US5293512A
    • 1994-03-08
    • US834829
    • 1992-02-13
    • Tadashi NishigooriTakaaki Kuwata
    • Tadashi NishigooriTakaaki Kuwata
    • H01L21/336H01L21/74H01L29/06H01L29/417H01L29/78H01L27/02
    • H01L23/485H01L21/743H01L29/0653H01L29/41766H01L29/66636H01L29/7834H01L2924/0002
    • A semiconductor device is disclosed in which a groove type element isolation region in the surroundings of a first diffused layer of one conductivity type formed on the surface of a silicon substrate of the opposite conductivity type, an insulating film is embedded in the groove type element isolation region, and an interlayer insulating film is provided on the silicon substrate. A contact hole for connecting the first diffused layer to a metallic wiring is provided at a position that straddles the boundary between the first diffused layer and the groove type element isolation region, the insulating film embedded in the groove type element isolation region is exposed in a part of the bottom face of the contact hole, and the silicon substrate including the first diffused layer is exposed on the side face of the contact hole. On the surface of the silicon substrate exposed to the contact hole there is formed a second diffused layer of the one conductivity type, and this diffused layer is connected to the first diffused layer. Because of the structure as described in the above, the increase in the contact resistance between the first and the second diffused layer, and the metallic wiring can be suppressed even if the aperture of the contact hole is decreased. Moreover, it becomes unnecessary to provide a space between the contact hole and the groove type element isolation region so that it becomes possible to reduce the area of the first diffused layer, and it is effective to enhance the operating speed due to the increase in the integration of the semiconductor device and to the decrease in the junction capacitance.
    • 公开了一种半导体器件,其中形成在相反导电类型的硅衬底的表面上的一种导电类型的第一扩散层的周围的沟槽型元件隔离区域,绝缘膜嵌入在沟槽型元件隔离中 区域,并且在硅衬底上设置层间绝缘膜。 在跨越第一扩散层和槽型元件隔离区域之间的边界的位置处设置用于将第一扩散层连接到金属布线的接触孔,将嵌入在槽型元件隔离区域中的绝缘膜暴露在 接触孔的底面的一部分,包含第一扩散层的硅基板在接触孔的侧面露出。 在暴露于接触孔的硅衬底的表面上形成有一种导电类型的第二扩散层,并且该扩散层连接到第一扩散层。 由于如上所述的结构,即使接触孔的孔径减小,也可以抑制第一和第二扩散层与金属布线之间的接触电阻的增加。 此外,不需要在接触孔和槽型元件隔离区域之间设置空间,从而可以减小第一扩散层的面积,并且由于增加了第一扩散层的面积而提高操作速度是有效的 半导体器件的集成和结电容的减小。
    • 2. 发明授权
    • Nonaqueous electrolyte solution and lithium secondary battery using same
    • 非水电解液和锂二次电池使用相同
    • US07727677B2
    • 2010-06-01
    • US11596862
    • 2005-05-18
    • Koji AbeTakaaki KuwataHirofumi Takemoto
    • Koji AbeTakaaki KuwataHirofumi Takemoto
    • H01M6/16
    • H01M10/0569H01M10/0525H01M10/0567H01M2300/0025H01M2300/0037
    • Disclosed is a lithium secondary battery which is excellent in battery characteristics such as long-term cycle characteristics, capacity and shelf life characteristics. Also disclosed is a nonaqueous electrolyte solution which can be used for such a lithium secondary battery. Specifically disclosed is a nonaqueous electrolyte solution for lithium secondary batteries obtained by dissolving an electrolyte salt in a nonaqueous solvent which is characterized by containing 0.01-10% by weight of a carboxylate compound represented by the general formula (I) below and 0.01-10% by weight or 0.01-10% by volume of a vinylene carbonate and/or 1,3-propane sultone. Also disclosed is a lithium secondary battery using such a nonaqueous electrolyte solution. (In the formula, R2 represents a hydrogen atom or COOR3 group, R1 and R3 respectively represent an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group or a phenyl group, and X represents an alkynylene group or an alkenylene group.)
    • 公开了电池特性如长期循环特性,容量和保质期特性优异的锂二次电池。 还公开了可用于这种锂二次电池的非水电解质溶液。 具体公开了通过将电解质盐溶解在非水溶剂中得到的锂二次电池用非水电解液,其特征在于含有0.01〜10重量%的下述通式(I)表示的羧酸酯化合物和0.01-10重量% 或0.01-10体积%的碳酸亚乙烯酯和/或1,3-丙磺酸内酯。 还公开了使用这种非水电解质溶液的锂二次电池。 (式中,R 2表示氢原子或COOR 3基,R 1和R 3分别表示烷基,环烷基,链烯基,炔基或苯基,X表示亚炔基或亚链烯基。 )
    • 4. 发明申请
    • NONAQUEOUS ELECTROLYTE SOLUTION AND LITHIUM SECONDARY BATTERY USING SAME
    • 非电解电解液和锂二次电池使用相同
    • US20130052541A1
    • 2013-02-28
    • US13618644
    • 2012-09-14
    • Koji AbeTakaaki Kuwata
    • Koji AbeTakaaki Kuwata
    • H01M10/0564H01M10/056
    • H01M10/0567H01M4/485H01M4/587H01M10/052H01M10/0569H01M2300/0025H01M2300/0037
    • A nonaqueous electrolytic solution that provides a lithium secondary battery with excellent electrical capacity, cycling properties, storage properties and other battery characteristics and that maintains the battery characteristics for a long time; and a lithium secondary battery comprising it. A nonaqueous electrolytic solution comprising an electrolytic salt dissolved in a nonaqueous solvent, containing 0.1 to 10% by weight of an ethylene carbonate derivative represented by the general formula (I), and 0.01 to 10% by weight of (A) a triple bond-containing compound and/or (B) a pentafluorophenyloxy compound represented by the general formula (X), wherein formula (I) is: wherein R1 to R3 each independently represents a hydrogen atom, a halogen atom, an alkenyl group, an alkynyl group or an aryl group, provided that ethylene carbonate is excluded from the definition of the ethylene carbonate derivative; and wherein formula (X) is: wherein R15 represents an alkylcarbonyl group, an alkoxycarbonyl group, an aryloxycarbonyl group or an alkanesulfonyl group.
    • 提供具有优异的电容,循环性能,储存性能和其他电池特性并且长时间保持电池特性的锂二次电池的非水电解液; 和包含该锂二次电池的锂二次电池。 包含溶解在非水溶剂中的电解质盐的非水电解液,含有0.1〜10重量%的由通式(I)表示的碳酸亚乙酯衍生物和0.01〜10重量%的(A)三键 - 含有化合物和/或(B)由通式(X)表示的五氟苯氧基化合物,其中式(I)为:其中R 1至R 3各自独立地表示氢原子,卤素原子,烯基,炔基或 芳基,条件是从碳酸亚乙酯衍生物的定义中排除碳酸亚乙酯; 并且其中式(X)为:其中R 15表示烷基羰基,烷氧基羰基,芳氧基羰基或链烷磺酰基。
    • 9. 发明授权
    • Nonaqueous electrolyte solution and lithium secondary battery using same
    • 非水电解液和锂二次电池使用相同
    • US08530080B2
    • 2013-09-10
    • US13618644
    • 2012-09-14
    • Koji AbeTakaaki Kuwata
    • Koji AbeTakaaki Kuwata
    • H01M6/14
    • H01M10/0567H01M4/485H01M4/587H01M10/052H01M10/0569H01M2300/0025H01M2300/0037
    • A nonaqueous electrolytic solution that provides a lithium secondary battery with excellent electrical capacity, cycling properties, storage properties and other battery characteristics and that maintains the battery characteristics for a long time; and a lithium secondary battery comprising it. A nonaqueous electrolytic solution comprising an electrolytic salt dissolved in a nonaqueous solvent, containing 0.1 to 10% by weight of an ethylene carbonate derivative represented by the general formula (I), and 0.01 to 10% by weight of (A) a triple bond-containing compound and/or (B) a pentafluorophenyloxy compound represented by the general formula (X), wherein formula (I) is: wherein R1 to R3 each independently represents a hydrogen atom, a halogen atom, an alkenyl group, an alkynyl group or an aryl group, provided that ethylene carbonate is excluded from the definition of the ethylene carbonate derivative; and wherein formula (X) is: wherein R15 represents an alkylcarbonyl group, an alkoxycarbonyl group, an aryloxycarbonyl group or an alkanesulfonyl group.
    • 提供具有优异的电容,循环性能,储存性能和其他电池特性并且长时间保持电池特性的锂二次电池的非水电解液; 和包含该锂二次电池的锂二次电池。 包含溶解在非水溶剂中的电解质盐的非水电解液,含有0.1〜10重量%的由通式(I)表示的碳酸亚乙酯衍生物和0.01〜10重量%的(A)三键 - 含有化合物和/或(B)由通式(X)表示的五氟苯氧基化合物,其中式(I)为:其中R 1至R 3各自独立地表示氢原子,卤素原子,烯基,炔基或 芳基,条件是从碳酸亚乙酯衍生物的定义中排除碳酸亚乙酯; 并且其中式(X)为:其中R 15表示烷基羰基,烷氧基羰基,芳氧基羰基或链烷磺酰基。