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    • 1. 发明申请
    • Optical Disc Production Apparatus
    • 光盘制作装置
    • US20070291630A1
    • 2007-12-20
    • US11665589
    • 2006-03-10
    • Hironobu NishimuraMasahiko KotoyoriMasahiro NakamuraKazuya HisadaEiji OhnoKeiji Nishikiori
    • Hironobu NishimuraMasahiko KotoyoriMasahiro NakamuraKazuya HisadaEiji OhnoKeiji Nishikiori
    • G11B7/26
    • G11B7/265G11B7/26
    • An optical disc production apparatus for producing a disc substrate with one or two signal layers including: a first signal layer forming mechanism for forming a first signal layer on a disc substrate (hereinafter, substrate); a layer forming mechanism which selectively forms a first reflection layer on the first signal layer and forms a second reflection layer on a second signal layer; a second signal layer forming mechanism which forms the second signal layer on the substrate on which the first reflection layer is formed on the first signal layer; a light transmission layer forming mechanism which forms a light transmission layer on the first/second reflection layer; a first transportation mechanism in a loop shape which is arranged close to each of the above-described constitutional element; a second transportation mechanism which is arranged closed to the first transportation mechanism, and which transports the substrate on which the first/second reflection layer is formed on the first signal layer to the light transmission layer forming mechanism; a first transfer mechanism which transfers the substrate on which the first signal layer is formed to the first transportation mechanism; a second transfer mechanism that selectively transfers the substrate transported by the first transportation mechanism on which the first/second reflection layer is formed on the first signal layer to the second transportation mechanism; and a third transfer mechanism that transfers the substrate transported by the first transportation mechanism on which the first reflection layer is formed on the first signal layer to the second signal layer forming mechanism, and that transfers the substrate on which the second signal layer is formed at the second signal layer forming apparatus to the first transportation mechanism.
    • 一种用于制造具有一个或两个信号层的盘基片的光盘制造装置,包括:用于在盘基片(以下称为基片)上形成第一信号层的第一信号层形成机构; 层形成机构,其在所述第一信号层上选择性地形成第一反射层,并在第二信号层上形成第二反射层; 第二信号层形成机构,在第一信号层上形成有第一反射层的基板上形成第二信号层; 在第一/第二反射层上形成透光层的透光层形成机构; 环状的第一输送机构,靠近上述构成要素配置; 第二传送机构,其布置成与第一传送机构相邻,并且将在第一信号层上形成有第一/第二反射层的基板传送到光传输层形成机构; 第一传送机构,其将形成有第一信号层的基板传送到第一传送机构; 第二传送机构,其选择性地将由第一传送机构传送的基板传送到第一信号层上的第一/第二反射层到第二传送机构; 以及第三传送机构,其将由其上形成有第一反射层的第一传送机构传送的基板在第一信号层形成机构上传送到第二信号层形成机构,并且将其上形成有第二信号层的基板 第二信号层形成装置到第一传送机构。
    • 6. 发明申请
    • OPTICAL INFORMATION RECORDING MEDIUM AND METHOD FOR MANUFACTURING SAME
    • 光学信息记录介质及其制造方法
    • US20080144483A1
    • 2008-06-19
    • US11956127
    • 2007-12-13
    • Keiji NISHIKIORIEiji OhnoShinya Abe
    • Keiji NISHIKIORIEiji OhnoShinya Abe
    • G11B3/70
    • G11B7/24067G11B7/24053
    • An optical information recording medium that has a simple structure and with which warpage is kept to a minimum even under environmental changes over a wide range, and a method for manufacturing this medium are provided. The optical information recording medium is an optical information recording medium used for the reproduction of recorded information and for recording and reproduction, including a substrate having an information recording layer, and a light transmitting layer that covers the information recording layer and is composed of a radiation curable resin, wherein a warpage adjusting layer for adjusting warpage of the light transmitting layer caused by temperature changes is disposed on the opposite side of the substrate from the side on which the information recording layer is formed. There is included at least a temperature region that satisfies the relationship that the coefficient of linear expansion CL of the light transmitting layer
    • 提供具有简单结构并且即使在宽范围内的环境变化下翘曲也保持最小的光学信息记录介质,以及制造该介质的方法。 光信息记录介质是用于再现记录信息并用于记录和再现的光学信息记录介质,包括具有信息记录层的基板和覆盖信息记录层并由辐射组成的光透射层 固化树脂,其中用于调节由温度变化引起的透光层的翘曲的翘曲调节层设置在与形成信息记录层的一侧相对的基板的相反侧。 至少包含满足在室温下的透光层的线膨胀系数CL(翘曲调节层的线膨胀系数SL)的系数的关系的温度区域。
    • 8. 发明申请
    • Optical disc medium
    • 光盘介质
    • US20050083831A1
    • 2005-04-21
    • US10503981
    • 2002-12-17
    • Keiji NishikioriYoshihiro KawasakiEiji OhnoKazuhiro Hayashi
    • Keiji NishikioriYoshihiro KawasakiEiji OhnoKazuhiro Hayashi
    • G11B7/007G11B7/24G11B7/26
    • G11B7/24G11B7/007G11B7/263
    • A high-definition and high-precision optical disc medium suitable for high density includes a recording layer which has an inner peripheral region extending radially outwardly from a central bore to a signal start boundary and a signal region extending radially outwardly from the signal start boundary. A light transmitting layer is disposed on the recording layer and the signal region of one face of the recording layer adjacent to the light transmitting layer occupies a laser beam incident face such that either reproduction or recording and reproduction of information is performed from the recording layer via the light transmitting layer. The inner peripheral region of the face of the recording layer is formed flat and a recess is formed, on one face of the optical disc medium opposite to the light transmitting layer, in an area corresponding to the inner peripheral region of the recording layer.
    • 适用于高密度的高分辨率和高精度光盘介质包括记录层,其具有从中心孔径向向外延伸到信号起始边界的内周区域和从信号起始边界径向向外延伸的信号区域。 透光层设置在记录层上,并且与透光层相邻的记录层的一个面的信号区域占据激光入射面,使得从记录层经由再现或记录和再现信息 透光层。 记录层的表面的内周区域形成为平坦的,并且在与光透射层相对的光盘介质的一个面上,在与记录层的内周区域对应的区域中形成凹部。
    • 9. 发明授权
    • Optical information recording medium and method for manufacturing same
    • 光学信息记录介质及其制造方法
    • US07782746B2
    • 2010-08-24
    • US11956127
    • 2007-12-13
    • Keiji NishikioriEiji OhnoShinya Abe
    • Keiji NishikioriEiji OhnoShinya Abe
    • G11B7/24
    • G11B7/24067G11B7/24053
    • An optical information recording medium that has a simple structure and with which warpage is kept to a minimum even under environmental changes over a wide range, and a method for manufacturing this medium are provided. The optical information recording medium is an optical information recording medium used for the reproduction of recorded information and for recording and reproduction, including a substrate having an information recording layer, and a light transmitting layer that covers the information recording layer and is composed of a radiation curable resin, wherein a warpage adjusting layer for adjusting warpage of the light transmitting layer caused by temperature changes is disposed on the opposite side of the substrate from the side on which the information recording layer is formed. There is included at least a temperature region that satisfies the relationship that the coefficient of linear expansion CL of the light transmitting layer
    • 提供具有简单结构并且即使在宽范围内的环境变化下翘曲也保持最小的光学信息记录介质,以及制造该介质的方法。 光信息记录介质是用于再现记录信息并用于记录和再现的光学信息记录介质,包括具有信息记录层的基板和覆盖信息记录层并由辐射组成的光透射层 固化树脂,其中用于调节由温度变化引起的透光层的翘曲的翘曲调节层设置在从形成信息记录层的一侧的基板的相对侧。 至少包含满足在室温下的透光层的线膨胀系数CL(翘曲调节层的线膨胀系数SL)的系数的关系的温度区域。
    • 10. 发明授权
    • Optical information recording medium
    • 光信息记录介质
    • US06887547B2
    • 2005-05-03
    • US10688146
    • 2003-10-16
    • Keiji NishikioriEiji Ohno
    • Keiji NishikioriEiji Ohno
    • G11B7/24G11B7/252G11B7/256G11B7/257B32B3/02
    • G11B7/252G11B7/2403G11B7/256Y10T428/21
    • An optical information recording medium of the present invention includes: a substrate with at least one selected from the group consisting of a groove and a pit formed on one surface thereof; at least one information layer provided on the surfaces of the substrate, the information layer including at least one selected from the group consisting of a recording film and a reflective film; a resin layer provided on the information layer; and a light transmission layer provided on the resin layer. The resin layer includes a first resin film and a second resin film disposed in this order from the side of the light transmission layer, and when a water absorption rate of the first resin film is represented by A1 and a water absorption rate of the second resin film is represented by A2, A1 and A2 satisfy: A1>A2. The first resin film and the second resin film may have a different flexural modulus of elasticity.
    • 本发明的光信息记录介质包括:具有选自由一个表面上形成的凹槽和凹坑组成的组中的至少一个的基板; 设置在所述基板的表面上的至少一个信息层,所述信息层包括从由记录膜和反射膜组成的组中选择的至少一个; 设置在信息层上的树脂层; 以及设置在树脂层上的透光层。 树脂层包括从透光层侧开始依次设置的第一树脂膜和第二树脂膜,并且当第一树脂膜的吸水率由A 1表示时,第二树脂膜的吸水率 树脂膜由A 2表示,A 1和A 2满足:A 1> A 2。 第一树脂膜和第二树脂膜可以具有不同的挠曲弹性模量。