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    • 1. 发明授权
    • Optical information storage medium control apparatus
    • 光信息存储介质控制装置
    • US5481515A
    • 1996-01-02
    • US156440
    • 1993-11-23
    • Hidehiko KandoMamoru KainumaMasaru MuranishiKatsuhiko Kimura
    • Hidehiko KandoMamoru KainumaMasaru MuranishiKatsuhiko Kimura
    • G11B7/12G11B7/13G11B7/135G11B11/105
    • G11B7/1353G11B11/10543G11B7/124G11B7/131
    • An optical pickup device includes a laser source for emitting linearly polarized light; an objective lens for focusing source light received from the laser source on an optical information storage medium; a photodetector for receiving signal light reflected from the medium for converting the signal light into an electric signal. The photodetector includes at least a photosensor, a planar optical waveguide formed on the photosensor for propagating the signal light therethrough, diffraction grating for diffracting the signal light propagating through the waveguide, and an incidence coupler provided on the waveguide for reflecting the source light emitted from the laser source and receiving signal light obtained through the objective lens from the medium. A plane of incidence including a normal to a surface of the incidence coupler and the optical axis of the source light is formed at an angle range of 5 to 85 degrees to a plane of polarization of the source light having an electric field vector of the optical axis and the source light. Thus, the direction of polarization of the signal light from the medium is also formed at an angle range of 5 to 85 degrees to the plane of incidence for the signal light to thereby detect the presence/absence of information. This reduces the size of the pickup device.
    • 光拾取装置包括用于发射线偏振光的激光源; 用于将从激光源接收的源光聚焦在光学信息存储介质上的物镜; 用于接收从介质反射的信号光以将信号光转换成电信号的光电检测器。 光电检测器至少包括光电传感器,形成在光传感器上的平面光波导,用于传播信号光,用于衍射通过波导传播的信号光的衍射光栅,以及设置在波导上的入射耦合器,用于反射从 从介质通过物镜获得的激光源和接收信号光。 与入射耦合器的表面垂直的入射平面和源光的光轴形成为具有光源的光源的源光的偏振面的5〜85度的角度范围 轴和源光。 因此,来自介质的信号光的偏振方向也形成在与信号光的入射平面成5至85度的角度范围内,从而检测信息的存在/不存在。 这减小了拾取装置的尺寸。
    • 7. 发明授权
    • Semiconductor apparatus and method for manufacturing the same
    • 半导体装置及其制造方法
    • US07833841B2
    • 2010-11-16
    • US12187601
    • 2008-08-07
    • Hidehiko KandoIsao Sakama
    • Hidehiko KandoIsao Sakama
    • H01L21/82
    • H01L22/34H01L2924/3011
    • The present invention is a method for manufacturing a semiconductor apparatus including a chip which is fabricated in large numbers on a wafer and has a plurality of information blocks. In the method, a unique information bit is written in a chip discrimination block of each chip within a shot, which is a segmented region of the wafer, by a fixed pattern method. In addition, an information bit uniquely given to each shot within the wafer is written by a mask shift method. Further, an information bit uniquely given to each wafer is written in a wafer discrimination block of the chip which is fabricated on the wafer by the mask shift method and mask combination method.
    • 本发明是一种制造半导体装置的方法,该半导体装置包括大量制造在晶片上并具有多个信息块的芯片。 在该方法中,通过固定图案方式,在作为晶片的分割区域的镜头内的每个芯片的芯片鉴别块中写入唯一的信息位。 此外,通过掩模移位方法写入唯一给予晶片内的每个镜头的信息位。 此外,通过掩模移位方法和掩模组合方法,在晶片上制造的芯片的晶片鉴别块中写入唯一给每个晶片的信息位。