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    • 52. 发明授权
    • Optical information recording medium
    • 光信息记录介质
    • US5385806A
    • 1995-01-31
    • US842731
    • 1992-02-26
    • Eiji OhnoNoboru YamadaMasatoshi Takao
    • Eiji OhnoNoboru YamadaMasatoshi Takao
    • B41M5/26G11B7/243G03C1/705
    • G11B7/243G11B2007/24308G11B2007/2431G11B2007/24316G11B2007/24324Y10S430/145Y10S430/146
    • This invention, related to an optical information recording medium for recording, reproducing and erasing information by causing changes in the optical constant by using light, heat or other means, is intended to propose a recording film material of a novel composition in order to realize higher transfer rate of signals. Specifically, it is an alloy composed of indium (In) and A and B (A is at least one element selected from Ag, Cu, and B is at least one element selected from S, Se, Te), and more particularly it is composed in the vicinity of the stoichiometric compound of the above three-element system.Since the recording film material of this invention is fast in the rate of crystallization, it is possible to present an optical information recording medium that can cope with the forthcoming trend of higher transfer rate of signals.
    • 本发明涉及一种用于通过使用光,热或其它方式引起光学常数的改变来记录,再现和擦除信息的光学信息记录介质,旨在提出一种新型组合物的记录膜材料,以便实现更高的 信号传输速率。 具体地说,它是由铟(In)和A和B组成的合金(A是选自Ag,Cu和B中的至少一种元素是选自S,Se,Te中的至少一种元素),更特别地, 在上述三元素体系的化学计量化合物附近。 由于本发明的记录膜材料的结晶速度快,所以可以呈现一种光信息记录介质,可以应付信号传输速率较快的趋势。
    • 58. 发明授权
    • Manufacturing method of optical information recording medium
    • 光信息记录介质的制造方法
    • US07820234B2
    • 2010-10-26
    • US10479505
    • 2002-05-31
    • Kazuhiro HayashiKazuya HisadaShinya AbeKazuhiro HigashimaruEiji Ohno
    • Kazuhiro HayashiKazuya HisadaShinya AbeKazuhiro HigashimaruEiji Ohno
    • B05D5/06B05D3/06B05D3/12
    • G11B7/252G11B7/2433G11B7/2542G11B7/26G11B7/266
    • A method of manufacturing an optical information recording medium to/from which signals can optically be recorded and reproduced. The recording medium includes a signal substrate (100), a signal recording layer (110), and a transparent cover layer (125) having a first transparent layer (115) and a second transparent layer (120), which is harder than the first transparent layer (115). Signals can be recorded and reproduced to and from the recording medium by a light transmitted to the signal recording layer through the transparent cover layer (125). The first transparent layer is formed so as to have a first predetermined distribution of thickness. The second transparent layer is formed so as to have a second predetermined distribution of thickness to make the total thickness of the transparent cover layer (125) uniform. The first transparent layer (115) may be made of a plurality of thin laminated transparent layers.
    • 一种光学信息记录介质的制造方法,可以光学地记录和再现信号。 记录介质包括信号基板(100),信号记录层(110)和具有第一透明层(115)和第二透明层(120)的透明覆盖层(125),其比第一透明层 透明层(115)。 信号可以通过透过透明覆盖层(125)传输到信号记录层的光记录和记录到记录介质上。 第一透明层形成为具有第一预定厚度分布。 第二透明层形成为具有第二预定厚度分布,以使透明覆盖层(125)的总厚度均匀。 第一透明层(115)可以由多个薄的层压透明层制成。
    • 60. 发明授权
    • Method of manufacturing multilayer optical information recording medium
    • 多层光学信息记录介质的制造方法
    • US07497916B2
    • 2009-03-03
    • US10486764
    • 2003-02-26
    • Kazuhiro HayashiKazuya HisadaEiji Ohno
    • Kazuhiro HayashiKazuya HisadaEiji Ohno
    • B32B37/00B29C39/44
    • G11B7/263G11B7/24038
    • When a separation layer is formed using a stamper between a substrate and the stamper on a thick substrate, on the surface of which a rewritable recording multilayer film provided with signal guide grooves or pits and the signal guide grooves or pits are transferred from the stamper to the surface, variations in the thickness of the separation layer are produced due to unevenness of the distance between the stamper and the substrate.The surface of the kth signal recording layer of the kth signal substrate is shaped parallel to the surface with the guide grooves and pits of the (k−1)th signal recording layer on the (k−1)th stamper, a (k−1)th separation layer is formed between the two and then the (k−1)th stamper is peeled off. The distance between the surface with the guide grooves and pits of the (k−1)th signal recording layer and the kth signal recording layer becomes uniform, and therefore the thickness of the (k−1)th separation layer can be kept uniform.
    • 当使用基板和压模之间的压模在厚基板上形成分离层时,其表面上设有信号引导槽或凹坑的可重写记录多层膜和信号引导槽或凹坑从压模转移到 由于压模和基板之间的距离不均匀,产生了分离层的厚度变化。 第k信号基板的第k信号记录层的表面与第(k-1)个压模上的第(k-1)信号记录层的引导槽和凹坑平行于表面成形, 1)分离层之间形成,然后第(k-1)个压模被剥离。 具有引导槽的表面与第(k-1)信号记录层和第k信号记录层的凹坑之间的距离变得均匀,因此可以使第(k-1)个分离层的厚度保持均匀。