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    • 51. 发明授权
    • Hard film and hard film-coated tool
    • 硬膜和硬膜涂层工具
    • US07695829B2
    • 2010-04-13
    • US11774990
    • 2007-07-09
    • Kenji YamamotoSusumu Kujime
    • Kenji YamamotoSusumu Kujime
    • B23B27/14
    • C23C30/005
    • A hard coating film to be applied to the surface of a tool, said hard coating film having a composition represented by the formula Al1-a-b-cSiaMgbMc(BxCyNz), where M denotes at least one species of elements selected from Nb, V, Zr, Cr, Ti, Cu, and Y, and a, b, c, x, y, and z represent atomic ratios such that 0≦a≦0.35, 0≦b≦0.2, 0.03≦a+b≦0.5, 0≦c≦0.1, 0.9≦Al+Si+Mg, 0≦x≦0.2, 0≦y≦0.4, 0.5≦z≦1, and x+y+z=1. A tool coated with the hard coating film defined above. The hard coating film has excellent wear resistance owing to its improved hardness, oxidation resistance, and toughness. It is used for coating on a tool to improve wear resistance.
    • 一种施加到工具表面的硬涂层,所述硬涂层具有由式Al1-ab-cSiaMgbMc(BxCyNz)表示的组成,其中M表示选自Nb,V,Zr中的至少一种元素 ,Cr,Ti,Cu和Y,以及a,b,c,x,y和z表示0和nlE; a≦̸ 0.35,0和nlE; b≦̸ 0.2,0.03和nlE; a + b≦̸ 0.5,0& ; c≦̸ 0.1,0.9≦̸ Al + Si + Mg,0≦̸ x< lE; 0.2,0和nlE; y≦̸ 0.4,0.5& nlE; z≦̸ 1和x + y + z = 1。 涂有上述硬涂层的工具。 硬涂层由于其硬度,抗氧化性和韧性的改善而具有优异的耐磨性。 它用于在工具上涂层以提高耐磨性。
    • 53. 发明授权
    • Optical pickup device, recorder and/or reproducer
    • 光学拾取装置,记录器和/或再现器
    • US07636293B2
    • 2009-12-22
    • US11168477
    • 2005-06-29
    • Noriaki NishiKenji YamamotoTakashi KobayashiKatsuhiro ShindoYuhei Kobayashi
    • Noriaki NishiKenji YamamotoTakashi KobayashiKatsuhiro ShindoYuhei Kobayashi
    • G11B7/00
    • G11B7/1374G11B7/123G11B7/1275G11B7/13925G11B2007/0006
    • An optical system and pick-up device having an optical magnification suitable for three different optical disc formats and a light emitting means for emitting a laser beam having a wavelength corresponding to each disc in the optical system of the optical pickup for recording and/or reproducing an information signal to the optical discs. The optical pickup device has a first light emitting unit for emitting a laser beam having a first wavelength or a second wavelength, a second light emitting unit for emitting a laser beam having a third wavelength, a first collimator lens for transmitting the laser beams having the first or second wavelengths, a second collimator lens for transmitting the laser beam having the third wavelength, a first objective lens for transmitting the laser beams having the first or third wavelengths, and a second objective lens for transmitting the laser beam having the second wavelength.
    • 一种具有适用于三种不同光盘格式的光学倍率的光学系统和拾取装置,以及用于发射在光学拾取器的用于记录和/或再现的光学系统中具有与每个光盘对应的波长的激光束的发光装置 向光盘提供信息信号。 光拾取装置具有用于发射具有第一波长或第二波长的激光束的第一发光单元,用于发射具有第三波长的激光束的第二发光单元,用于透射具有第三波长的激光束的第一准直透镜, 第一或第二波长的第二准直透镜,用于透射具有第三波长的激光束的第二准直透镜,用于透射具有第一或第三波长的激光束的第一物镜,以及用于透射具有第二波长的激光束的第二物镜。
    • 55. 发明授权
    • Optical pickup and optical disk apparatus
    • 光学拾取和光盘设备
    • US07564745B2
    • 2009-07-21
    • US11230675
    • 2005-09-21
    • Midori KanayaKatsutoshi SatoKenji YamamotoNoriaki NishiNoriyuki Mori
    • Midori KanayaKatsutoshi SatoKenji YamamotoNoriaki NishiNoriyuki Mori
    • G11B7/00
    • G11B7/1275G11B7/1395G11B2007/0006
    • An optical pickup includes a first optical system for collecting first laser light emitted from a first laser light source onto a first disk, and guiding reflected light from the first disk to a photoreceptor; a second optical system for collecting second laser light emitted from a second laser light source onto a second disk, and guiding reflected light from the second disk to a photoreceptor; a second objective lens for collecting the second laser light onto the second disk and receiving the reflected light from the second disk, the second objective lens being movable in a radial direction passing through the center of the second disk, and a first objective lens for collecting the first laser light onto the first disk and receiving the reflected light from the first disk, the first objective lens being disposed offset from the radial direction and adjacently to the second objective lens.
    • 光拾取器包括:第一光学系统,用于将从第一激光光源发射的第一激光光收集到第一光盘上,并将来自第一光盘的反射光引导到感光体; 第二光学系统,用于将从第二激光光源发射的第二激光收集到第二光盘上,并将来自第二光盘的反射光引导到感光体; 第二物镜,用于将第二激光光束收集到第二光盘上并且接收来自第二光盘的反射光,第二物镜可沿通过第二光盘的中心的径向移动;以及第一物镜,用于收集 所述第一激光照射到所述第一盘上并接收来自所述第一盘的反射光,所述第一物镜设置为偏离所述径向并相邻于所述第二物镜。
    • 58. 发明申请
    • Silicon-based thin-film photoeclectric converter and method of manufacturing the same
    • 硅基薄膜光电转换器及其制造方法
    • US20090133753A1
    • 2009-05-28
    • US11991141
    • 2006-07-25
    • Toshiaki SasakiKenji Yamamoto
    • Toshiaki SasakiKenji Yamamoto
    • H01L31/00B05D5/12
    • H01L31/075H01L31/076H01L31/202Y02E10/548Y02P70/521
    • In order to improve photoelectric conversion properties of a silicon-based thin-film photoelectric converter to which a conductive SiOx layer is inserted to obtain an optical confinement effect, the silicon-based thin-film photoelectric converter according to the present invention includes an i-type photoelectric conversion layer of hydrogenated amorphous silicon or an alloy thereof, an i-type buffer layer made of hydrogenated amorphous silicon, and an n-type Si1-xOx layer (x is 0.25-0.6) stacked successively, wherein the buffer layer has a higher hydrogen concentration at its interface with and as compared with the photoelectric conversion layer and has a thickness of at least 5 nm and at most 50 nm. Accordingly, generation of silicon crystal phase parts and reduction of resistivity are promoted in the n-type Si1-xOx layer, contact resistance at the interface is reduced, and FF of the photoelectric converter is improved, so that the photoelectric converter achieves improved properties.
    • 为了提高插入导电性SiO x层的硅系薄膜光电转换器的光电转换性能,得到光限制效果,本发明的硅系薄膜光电转换元件包括:i- 氢化非晶硅或其合金的类型光电转换层,由氢化非晶硅制成的i型缓冲层和n型Si1-xOx层(x为0.25-0.6),其中缓冲层具有 在与光电转换层相比的界面处的氢浓度较高,并且具有至少5nm至最多50nm的厚度。 因此,在n型Si1-xOx层中促进硅晶相的产生和电阻率的降低,界面处的接触电阻降低,光电转换器的FF提高,光电转换器实现了改善的性能。
    • 60. 发明授权
    • Optical pickup and optical disc apparatus
    • 光拾取和光盘装置
    • US07483357B2
    • 2009-01-27
    • US11118349
    • 2005-05-02
    • Kenji YamamotoKatsutoshi SatoNoriaki NishiMidori Kanaya
    • Kenji YamamotoKatsutoshi SatoNoriaki NishiMidori Kanaya
    • G11B7/135
    • G11B7/139G02B27/283G11B7/1275G11B7/1378G11B7/1395G11B2007/0006
    • An optical pickup housing an optical system including a collimator lens for converting laser light incident on the collimator lens into an approximately parallel light beam, and an objective lens for receiving the laser light converted into the approximately parallel light beam and focusing the laser light onto a recording medium, the optical pickup having a light source configured to emit a plurality of laser beams of different wavelengths; a magnification conversion element arranged between the collimator lens and the objective lens; a bypass optical path configured to bypass the magnification conversion element; and optical path selection unit configured to select, according to a wavelength of each of the plurality of laser beams, whether each of the plurality of laser beams is to pass through an optical path passing through the magnification conversion element or through the bypass optical path.
    • 一种光学拾取器,其容纳包括用于将入射在准直透镜上的激光转换成大致平行光束的准直透镜的光学系统,以及用于接收被转换成大致平行光束的激光并将激光聚焦到 记录介质,所述光学拾取器具有被配置为发射多个不同波长的激光束的光源; 放大转换元件,布置在准直透镜和物镜之间; 旁路光路,被配置为绕过所述放大率转换元件; 以及光路选择单元,被配置为根据所述多个激光束中的每一个的波长来选择所述多个激光束中的每一个是否穿过通过所述放大率转换元件的光路或通过所述旁路光路。