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1. 发明申请

US20130071653A1 INFORMATION RECORDING MEDIUM AND METHOD FOR PRODUCING SAME 有权
标题翻译：信息记录介质及其生产方法
公开(公告)号：US20130071653A1
公开(公告)日：2013-03-21
申请号：US13699871
申请日：2012-02-24
申请人： Rie Kojima , Akio Tsuchino , Hideo Kusada , Takashi Nishihara , Noboru Yamada
发明人： Rie Kojima , Akio Tsuchino , Hideo Kusada , Takashi Nishihara , Noboru Yamada
IPC分类号： G11B7/2433 , G11B7/26 , G11B7/24027 , G11B7/24038
CPC分类号： G11B7/2433 , G11B7/24027 , G11B7/24035 , G11B7/24038 , G11B7/252 , G11B7/266 , G11B2007/2431 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316
摘要： An information recording medium including three or more information layers, wherein: at least one information layer includes a recording layer and a nucleation layer; the recording layer contains a material that is represented by formula (1) [(Ge0.5Te0.5)x(In0.4Te0.6)1-x]ySb100-y (mol %) with x satisfying 0.8≦x
摘要翻译：一种包括三个或更多个信息层的信息记录介质，其中：至少一个信息层包括记录层和成核层; 记录层包含由满足0.8＆nlE; x <1.0的式（1）[（Ge 0.5 Te 0.5）x（In 0.4 Te 0.6）1-x] y Sb b-y（mol％）表示的材料 y满足95＆nlE; y <100; 成核层含有z满足10＆nlE; z＆nlE; 71的式（2）（Ge0.5Te0.5）z（Bi0.4Te0.6）100-z（mol％）表示的材料。并且成核层与记录层接触。即使在形成小记录标记的情况下，该信息记录介质也能够获得足够的信号幅度，并且还能够稳定地保持小的记录标记。

2. 发明授权

US08685518B2 Information recording medium and method for producing same 有权
标题翻译：信息记录介质及其制造方法
公开(公告)号：US08685518B2
公开(公告)日：2014-04-01
申请号：US13699871
申请日：2012-02-24
申请人： Rie Kojima , Akio Tsuchino , Hideo Kusada , Takashi Nishihara , Noboru Yamada
发明人： Rie Kojima , Akio Tsuchino , Hideo Kusada , Takashi Nishihara , Noboru Yamada
IPC分类号： G11B7/24
CPC分类号： G11B7/2433 , G11B7/24027 , G11B7/24035 , G11B7/24038 , G11B7/252 , G11B7/266 , G11B2007/2431 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316
摘要： An information recording medium including three or more information layers, wherein: at least one information layer includes a recording layer and a nucleation layer; the recording layer contains a material that is represented by formula (1) [(Ge0.5Te0.5)x(In0.4Te0.6)1-x]ySb100-y (mol %) with x satisfying 0.8≦x
摘要翻译：一种包括三个或更多个信息层的信息记录介质，其中：至少一个信息层包括记录层和成核层; 记录层含有由满足0.8＆nlE; x <1.0的式（1）[（Ge0.5Te0.5）x（In0.4Te0.6）1-x] ySb100-y（mol％）表示的材料 y满足95＆nlE; y <100; 成核层含有z满足10＆nlE; z＆nlE; 71的式（2）（Ge0.5Te0.5）z（Bi0.4Te0.6）100-z（mol％）表示的材料。并且成核层与记录层接触。即使在形成小记录标记的情况下，该信息记录介质也能够获得足够的信号幅度，并且还能够稳定地保持小的记录标记。

3. 发明授权

US08580368B2 Information recording medium and method for manufacturing the same 有权
标题翻译：信息记录介质及其制造方法
公开(公告)号：US08580368B2
公开(公告)日：2013-11-12
申请号：US13639011
申请日：2012-02-24
申请人： Akio Tsuchino , Takashi Nishihara , Hideo Kusada , Rie Kojima , Noboru Yamada
发明人： Akio Tsuchino , Takashi Nishihara , Hideo Kusada , Rie Kojima , Noboru Yamada
IPC分类号： G11B7/24
CPC分类号： G11B7/24 , G11B7/2403 , G11B7/24038 , G11B7/24041 , G11B7/252 , G11B7/2578 , G11B7/266
摘要： An optical information recording medium including three or more information layers, wherein at least one information layer provided on the light incident side is an information layer which enables information to be overwritten and includes a recording film, a transmittance adjusting film of a dielectric containing Bi, Ti and O, and an isolation film in this order from a light incident side; and the isolation film is provided between and adjacent to the transmittance adjusting film and an intermediate separation layer which separate the information layer from another information layer on the side opposite to the light incident side; and the isolation film has an optical constant at a wavelength of 405 nm such that a refractive index is 1.8 or less and an extinction coefficient is 0.05 or less. This information recording medium prevents the repeated overwriting characteristics in a sever environment from being deteriorated.
摘要翻译：一种包括三个或更多个信息层的光学信息记录介质，其中设置在光入射侧的至少一个信息层是能够覆盖信息并包括记录膜的信息层，包含Bi的电介质的透射率调节膜， Ti和O，以及从光入射侧开始的顺序的隔离膜; 并且隔离膜设置在透光率调整膜之间并与其相邻;以及中间隔离层，其在与光入射侧相反的一侧将信息层与另一信息层分离; 并且隔离膜的波长为405nm的光学常数使得折射率为1.8以下，消光系数为0.05以下。该信息记录介质防止了严重环境中的重复重写特性的劣化。

4. 发明申请

US20110058463A1 OPTICAL INFORMATION RECORDING MEDIUM AND RECORDING/REPRODUCING METHOD THEREFOR 有权
标题翻译：光信息记录介质和记录/再现方法
公开(公告)号：US20110058463A1
公开(公告)日：2011-03-10
申请号：US12918710
申请日：2009-12-16
申请人： Hideo Kusada , Rie Kojima , Takashi Nishihara , Akio Tsuchino , Noboru Yamada
发明人： Hideo Kusada , Rie Kojima , Takashi Nishihara , Akio Tsuchino , Noboru Yamada
IPC分类号： G11B7/26 , G11B7/00
CPC分类号： G11B7/2433 , G11B7/0037 , G11B7/0062 , G11B7/24038 , G11B7/2578 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , G11B2007/25706 , G11B2007/2571 , G11B2007/25715
摘要： An optical information recording medium (100) of the present invention includes an information layer (011) that allows information to be recorded thereon and reproduced therefrom by irradiation with a laser beam (040). The information layer (011) includes a reflective layer (002), a first dielectric layer (003), a recording layer (005) capable of undergoing a phase change by the irradiation with the laser beam (040) and a second dielectric layer (007) formed in this order from a side opposite to a laser beam incident side. The recording layer (005) contains Ge, Sb and Te. When Ge, Sb and Te contained in the recording layer (005) are represented by GexSbyTez in atomic number ratio, x, y, and z satisfy 0.39≦x≦0.48, 0.02≦y
摘要翻译：本发明的光学信息记录介质（100）包括信息层（011），其允许在其上记录信息并通过激光束照射从其再现。信息层（011）包括反射层（002），第一电介质层（003），能够通过用激光束（040）照射而经历相变的记录层（005）和第二电介质层 007）从与激光束入射侧相反的一侧依次形成。记录层（005）含有Ge，Sb和Te。当记录层（005）中包含的Ge，Sb和Te以原子序数比为GexSbyTez表示时，x，y和z满足0.39＆nlE; x＆nlE; 0.48,0.02＆nlE; y <0.11,0.40＆nlE; z <0.56 ，x + y + z = 1。记录层（005）的厚度为10nm以上且15nm以下。在来自信息层（011）的激光束（040）的反射光量与入射到信息层（011）上的激光束（040）的量的比率被表示为R（％），记录层（005）处于结晶状态时的R表示为Rc（％），记录层（005）处于非晶态时的R表示为Ra（％），Rc和Ra 满足6.0＆nlE; Rc / Ra＆nlE; 12.0和1.0＆nlE; Rc＆nlE; 3.0。

5. 发明授权

US08437235B2 Optical information recording medium and recording/reproducing method therefor 有权
标题翻译：光信息记录介质及其记录/再现方法
公开(公告)号：US08437235B2
公开(公告)日：2013-05-07
申请号：US12918710
申请日：2009-12-16
申请人： Hideo Kusada , Rie Kojima , Takashi Nishihara , Akio Tsuchino , Noboru Yamada
发明人： Hideo Kusada , Rie Kojima , Takashi Nishihara , Akio Tsuchino , Noboru Yamada
IPC分类号： G11B7/00
CPC分类号： G11B7/2433 , G11B7/0037 , G11B7/0062 , G11B7/24038 , G11B7/2578 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , G11B2007/25706 , G11B2007/2571 , G11B2007/25715
摘要： An optical information recording medium (100) of the present invention includes an information layer (011) that allows information to be recorded thereon and reproduced therefrom by irradiation with a laser beam (040). The information layer (011) includes a reflective layer (002), a first dielectric layer (003), a recording layer (005) capable of undergoing a phase change by the irradiation with the laser beam (040) and a second dielectric layer (007) formed in this order from a side opposite to a laser beam incident side. The recording layer (005) contains Ge, Sb and Te. When Ge, Sb and Te contained in the recording layer (005) are represented by GexSbyTez in atomic number ratio, x, y, and z satisfy 0.39≦x≦0.48, 0.02≦y
摘要翻译：本发明的光学信息记录介质（100）包括信息层（011），其允许在其上记录信息并通过激光束照射从其再现。信息层（011）包括反射层（002），第一电介质层（003），能够通过用激光束（040）照射而经历相变的记录层（005）和第二电介质层 007）从与激光束入射侧相反的一侧依次形成。记录层（005）含有Ge，Sb和Te。当记录层（005）中包含的Ge，Sb和Te以原子序数比的GexSbyTez表示时，x，y和z满足0.39 @ x @ 0.48,0.02@y <0.11,0.40×z <0.56，x + y + z = 1。记录层（005）的厚度为10nm以上且15nm以下。在来自信息层（011）的激光束（040）的反射光量与入射到信息层（011）上的激光束（040）的量的比率被表示为R（％），记录层（005）处于结晶状态时的R表示为Rc（％），记录层（005）处于非晶态时的R表示为Ra（％），Rc和Ra 满足6.0 @ Rc / Ra @ 12.0和1.0 @ Rc @ 3.0。

6. 发明申请

US20130071600A1 INFORMATION RECORDING MEDIUM AND METHOD FOR MANUFACTURING THE SAME 有权
标题翻译：信息记录介质及其制造方法
公开(公告)号：US20130071600A1
公开(公告)日：2013-03-21
申请号：US13639011
申请日：2012-02-24
申请人： Akio Tsuchino , Takashi Nishihara , Hideo Kusada , Rie Kojima , Noboru Yamada
发明人： Akio Tsuchino , Takashi Nishihara , Hideo Kusada , Rie Kojima , Noboru Yamada
IPC分类号： G11B7/24 , G11B7/2578 , G11B7/26
CPC分类号： G11B7/24 , G11B7/2403 , G11B7/24038 , G11B7/24041 , G11B7/252 , G11B7/2578 , G11B7/266
摘要： An optical information recording medium including three or more information layers, wherein at least one information layer provided on the light incident side is an information layer which enables information to be overwritten and includes a recording film, a transmittance adjusting film of a dielectric containing Bi, Ti and O, and an isolation film in this order from a light incident side; and the isolation film is provided between and adjacent to the transmittance adjusting film and an intermediate separation layer which separate the information layer from another information layer on the side opposite to the light incident side; and the isolation film has an optical constant at a wavelength of 405 nm such that a refractive index is 1.8 or less and an extinction coefficient is 0.05 or less. This information recording medium prevents the repeated overwriting characteristics in a sever environment from being deteriorated.
摘要翻译：一种包括三个或更多个信息层的光学信息记录介质，其中设置在光入射侧的至少一个信息层是能够覆盖信息并包括记录膜的信息层，包含Bi的电介质的透射率调节膜， Ti和O，以及从光入射侧开始的顺序的隔离膜; 并且隔离膜设置在透光率调整膜之间并与其相邻;以及中间分离层，其将信息层与光入射侧相反的一侧的另一信息层分离; 并且隔离膜的波长为405nm的光学常数使得折射率为1.8以下，消光系数为0.05以下。该信息记录介质防止了严重环境中的重复重写特性的劣化。

7. 发明授权

US08017208B2 Information recording medium, target and method for manufacturing of information recording medium using the same 有权
标题翻译：信息记录介质，目标和使用其的信息记录介质的制造方法
公开(公告)号：US08017208B2
公开(公告)日：2011-09-13
申请号：US11931160
申请日：2007-10-31
申请人： Akio Tsuchino , Hideo Kusada , Rie Kojima , Noboru Yamada
发明人： Akio Tsuchino , Hideo Kusada , Rie Kojima , Noboru Yamada
IPC分类号： B32B3/02
CPC分类号： C23C14/3414 , C23C14/0623 , G11B7/24038 , G11B7/2433 , G11B7/2533 , G11B7/2578 , G11B7/258 , G11B11/002 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , G11C13/0004 , H01L45/06 , H01L45/12 , H01L45/1233 , H01L45/144 , H01L45/148 , H01L45/1625 , Y10T428/21
摘要： An information recording medium of the present invention includes a recording layer whose phase changes by irradiation with a laser beam or application of current. The recording layer contains, as its main component, a composite composed of Ge and Sb that are essential components, and Te that is an optional component. The composite has a composition within a region enclosed by: point (a) (35, 65, 0), point (b) (36.9, 60, 3.1), point (c) (3.2, 60, 36.8), and point (d) (5, 95, 0) in terms of a coordinate (Ge, Sb, Te)=(x, y, z) on the triangular coordinate shown in FIG. 1, where point (b) corresponds to a point at Sb=60 on Ge60Te40—Ge35Sb65, point (c) corresponds to a point at Sb=60 on Te—Ge5Sb95, and the region includes lines extending between point (a) and point (b), point (b) and point (c), point (c) and point (d), and point (d) and point (a).
摘要翻译：本发明的信息记录介质包括通过用激光束照射或电流施加而相位变化的记录层。作为主要成分的记录层含有作为必要成分的由Ge和Sb构成的复合体，Te为可选择的成分。复合材料在由（a）（35,65,0），点（b）（36.9,60,3.1），点（c）（3.2,60,36.8）和点（ d）（5,95,0）以图3所示的三角坐标上的坐标（Ge，Sb，Te）=（x，y，z）表示。 1，其中点（b）对应于Ge60Te40-Ge35Sb65上的Sb = 60处的点，点（c）对应于Te-Ge 5 Sb 5 95处Sb = 60处的点，并且该区域包括在点（a）和点（b），点（b）和点（c），点（c）和点（d），点（d）和点（a）。

8. 发明授权

US08268433B2 Information recording medium and method for producing same, and sputtering target 有权
标题翻译：信息记录介质及其制造方法，溅射靶
公开(公告)号：US08268433B2
公开(公告)日：2012-09-18
申请号：US12811890
申请日：2009-10-23
申请人： Akio Tsuchino , Hideo Kusada , Rie Kojima , Noboru Yamada , Toshiyuki Matunaga
发明人： Akio Tsuchino , Hideo Kusada , Rie Kojima , Noboru Yamada , Toshiyuki Matunaga
IPC分类号： B32B3/02
CPC分类号： G11B7/266 , C23C14/0623 , C23C14/0635 , C23C14/3464 , G11B7/00454 , G11B7/1387 , G11B7/24038 , G11B7/2433 , G11B7/2437 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , G11B2007/24328 , G11B2007/25706 , G11B2007/2571 , G11B2007/25715
摘要： An information recording medium (1) of the present invention is an information recording medium allowing information to be recorded thereon by irradiation with a laser beam or by application of electrical energy. The information recording medium (1) includes a recording layer (15) capable of undergoing a phase change by the irradiation with the laser beam or by the application of the electrical energy. The recording layer (15) contains Sb, Te, Ge, and C, and a content of Te in the recording layer (15) is at least 8 atom % but not more than 25 atom %.
摘要翻译：本发明的信息记录介质（1）是允许通过激光束照射或通过施加电能在其上记录信息的信息记录介质。信息记录介质（1）包括能够通过用激光束照射或通过施加电能而经历相变的记录层（15）。记录层（15）含有Sb，Te，Ge和C，并且记录层（15）中的Te含量为至少8原子％但不大于25原子％。

9. 发明申请

US20100279053A1 INFORMATION RECORDING MEDIUM AND METHOD FOR PRODUCING SAME, AND SPUTTERING TARGET 有权
标题翻译：信息记录介质及其生产方法和喷射目标
公开(公告)号：US20100279053A1
公开(公告)日：2010-11-04
申请号：US12811890
申请日：2009-10-23
申请人： Akio Tsuchino , Hideo Kusada , Rie Kojima , Noboru Yamada , Toshiyuki Matunaga
发明人： Akio Tsuchino , Hideo Kusada , Rie Kojima , Noboru Yamada , Toshiyuki Matunaga
IPC分类号： B32B3/02 , C23C14/34
CPC分类号： G11B7/266 , C23C14/0623 , C23C14/0635 , C23C14/3464 , G11B7/00454 , G11B7/1387 , G11B7/24038 , G11B7/2433 , G11B7/2437 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , G11B2007/24328 , G11B2007/25706 , G11B2007/2571 , G11B2007/25715
摘要： An information recording medium (1) of the present invention is an information recording medium allowing information to be recorded thereon by irradiation with a laser beam or by application of electrical energy. The information recording medium (1) includes a recording layer (15) capable of undergoing a phase change by the irradiation with the laser beam or by the application of the electrical energy. The recording layer (15) contains Sb, Te, Ge, and C, and a content of Te in the recording layer (15) is at least 8 atom % but not more than 25 atom %.
摘要翻译：本发明的信息记录介质（1）是允许通过激光束照射或通过施加电能在其上记录信息的信息记录介质。信息记录介质（1）包括能够通过用激光束照射或通过施加电能而经历相变的记录层（15）。记录层（15）含有Sb，Te，Ge和C，并且记录层（15）中的Te含量为至少8原子％但不大于25原子％。

10. 发明申请

US20090286037A1 INFORMATION RECORDING MEDIUM, TARGET AND METHOD FOR MANUFACTURING OF INFORMATION RECORDING MEDIUM USING THE SAME 有权
标题翻译：使用该信息记录介质的信息记录介质，目标和制造信息记录介质的方法
公开(公告)号：US20090286037A1
公开(公告)日：2009-11-19
申请号：US11931160
申请日：2007-10-31
申请人： Akio Tsuchino , Hideo Kusada , Rie Kojima , Noboru Yamada
发明人： Akio Tsuchino , Hideo Kusada , Rie Kojima , Noboru Yamada
IPC分类号： B32B3/02 , B05D5/06
CPC分类号： C23C14/3414 , C23C14/0623 , G11B7/24038 , G11B7/2433 , G11B7/2533 , G11B7/2578 , G11B7/258 , G11B11/002 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , G11C13/0004 , H01L45/06 , H01L45/12 , H01L45/1233 , H01L45/144 , H01L45/148 , H01L45/1625 , Y10T428/21
摘要： An information recording medium of the present invention includes a recording layer whose phase changes by irradiation with a laser beam or application of current. The recording layer contains, as its main component, a composite composed of Ge and Sb that are essential components, and Te that is an optional component. The composite has a composition within a region enclosed by: point (a) (35, 65, 0), point (b) (36.9, 60, 3.1), point (c) (3.2, 60, 36.8), and point (d) (5, 95, 0) in terms of a coordinate (Ge, Sb, Te)=(x, y, z) on the triangular coordinate shown in FIG. 1, where point (b) corresponds to a point at Sb=60 on Ge60Te40—Ge35Sb65, point (c) corresponds to a point at Sb=60 on Te—Ge5Sb95, and the region includes lines extending between point (a) and point (b), point (b) and point (c), point (c) and point (d), and point (d) and point (a).
摘要翻译：本发明的信息记录介质包括通过用激光束照射或电流施加而相位变化的记录层。作为主要成分的记录层含有作为必要成分的由Ge和Sb构成的复合体，Te为可选择的成分。复合材料在由（a）（35,65,0），点（b）（36.9,60,3.1），点（c）（3.2,60,36.8）和点（ d）（5,95,0）以图3所示的三角坐标上的坐标（Ge，Sb，Te）=（x，y，z）表示。 1，其中点（b）对应于Ge60Te40-Ge35Sb65上的Sb = 60处的点，点（c）对应于Te-Ge 5 Sb 5 95处Sb = 60处的点，并且该区域包括在点（a）和点（b），点（b）和点（c），点（c）和点（d），点（d）和点（a）。

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