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    • 5. 发明授权
    • Optical recording system
    • 光记录系统
    • US4819206A
    • 1989-04-04
    • US89083
    • 1987-08-25
    • Motomu Yoshimura
    • Motomu Yoshimura
    • G11B7/0045G11B9/00G11B11/00G11C7/00G11C13/00G02F1/26
    • G11C7/005G11B11/00G11B7/0045G11B9/00
    • An optical recording system which includes a recording medium of which the light absorption spectrum changes when exposed to light; a first transparent substrate provided on a first side of the recording medium; a plurality of first parallel transparent elongated electrodes provided on the first substrate; a second substrate provided on a second side of the recording medium opposite to the first side; a plurality of second parallel elongated electrodes provided on the second substrate in the direction perpendicular to the first elongated electrodes so as to form a plurality of recording spots at their intersections; a light source for directing a light beam to a plurality of the recording spots on the recording medium; and an electric field applying device for controlling the field strength of an electric field applied to a plurality of the recording spots to control the degree of change in the light absorption spectrum so that multiplex information recording is made in a dimension of electric field.
    • 一种光记录系统,包括当光照射时光吸收光谱变化的记录介质; 设置在记录介质的第一侧上的第一透明基板; 设置在第一基板上的多个第一平行透明细长电极; 设置在与第一侧相反的记录介质的第二侧上的第二基板; 多个第二平行细长电极,其在与第一细长电极垂直的方向上设置在第二基板上,以便在其交叉处形成多个记录点; 用于将光束引导到记录介质上的多个记录点的光源; 以及电场施加装置,用于控制施加到多个记录点的电场的场强,以控制光吸收光谱的变化程度,使得以电场的尺寸进行复用信息记录。
    • 9. 发明授权
    • Optical recording material
    • 光学记录材料
    • US5910393A
    • 1999-06-08
    • US290010
    • 1994-08-12
    • Motomu Yoshimura
    • Motomu Yoshimura
    • G11B7/0045G11B7/005G11B7/244G11B7/24
    • G11B7/244G11B7/00453G11B7/0052Y10S430/146
    • The present invention relates to a recording member having an inherent optical absorption wavelength range and a property of changing optical absorption spectral characteristics before and after the absorption of light to record informations by absorbing a light within the optical absorption wavelength range. In order to shift the wavelength range of this optical absorption spectrum toward longer wavelengths, at least one kind of substituents having a .pi. electron system, an electron donative property or an electron acceptive property is used as a substituent of a molecule constructing the recording member in an optical recording material. Such an optical recording material can be used in memories in the computer system and the like.
    • 本发明涉及具有固有的光吸收波长范围的记录部件,以及在吸收光之前和之后改变光吸收光谱特性以通过吸收光吸收波长范围内的光来记录信息的性质。 为了将该光吸收光谱的波长范围向较长波长移动,使用至少一种具有π电子系,取电子性或电子接受性的取代基作为构成记录元件的分子的取代基 光学记录材料。 这样的光记录材料可以用在计算机系统等的存储器中。