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1. 发明专利

JP2012018755A Optical recording material, optical recording medium, information recording method and information reproduction method 审中-公开
标题翻译：光学记录材料，光学记录介质，信息记录方法和信息再现方法
公开(公告)号：JP2012018755A
公开(公告)日：2012-01-26
申请号：JP2011233304
申请日：2011-10-24
申请人： Toshiba Corp , 株式会社東芝
发明人： TAKAZAWA KOJI , MORITA SEIJI , UMEZAWA KAZUYO , MORISHITA NAOKI , ODERA YASUAKI , ANDO HIDEO , NAKAMURA NAOMASA
IPC分类号： G11B7/243 , G11B7/007 , G11B7/24
摘要： PROBLEM TO BE SOLVED: To provide an optical recording medium capable of providing stable and high quality recording performance with little interlayer crosstalk.SOLUTION: The optical recording medium comprises: a first recording part L0 that includes a first recording layer 105 and a first light-reflecting layer 106 and is disposed at a side closer to a light receiving plane; and a second recording part L1 that includes a second recording layer 107 and a second light-reflecting layer 108 and is disposed at a side far away from the light receiving plane. In the optical recording medium 100 which has a structure that the first recording part L0 and the second recording part L1 are laminated, a thickness of the second light-reflecting layer 108 (for example, 60-150 nm) is larger than a thickness of the first light-reflecting layer 106 (for example, 15-35 nm).
摘要翻译：要解决的问题：提供能够提供稳定且高质量的记录性能，几乎没有层间串扰的光学记录介质。解决方案：光记录介质包括：第一记录部分L0，其包括第一记录层105和第一光反射层106，并且设置在更靠近光接收面的一侧; 以及第二记录部分L1，其包括第二记录层107和第二光反射层108，并且设置在远离光接收平面的一侧。在具有层叠第一记录部分L0和第二记录部分L1的结构的光记录介质100中，第二光反射层108的厚度（例如，60-150nm）的厚度大于第一光反射层106（例如，15-35nm）。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2011175732A Storage medium, reproduction method, recording method, reproduction apparatus, and recording apparatus 有权
标题翻译：存储介质，再现方法，记录方法，再现装置和记录装置
公开(公告)号：JP2011175732A
公开(公告)日：2011-09-08
申请号：JP2011101772
申请日：2011-04-28
申请人： Toshiba Corp , 株式会社東芝
发明人： MORITA SEIJI , TAKAZAWA KOJI , UMEZAWA KAZUYO , ANDO HIDEO , ODERA YASUAKI , MORISHITA NAOKI , NAKAMURA NAOMASA
IPC分类号： G11B7/007 , G11B7/244 , G11B20/12
摘要： PROBLEM TO BE SOLVED: To provide a storage medium that has sufficient durable reproduction times, and to provide a reproduction method and a recording method. SOLUTION: The storage medium has a system lead-in area, a data lead-in area and a data area where the data lead-in area is located outside the system lead-in area and the data area is located outside the data lead-in area, and identical data are stored in the system lead-in area and the data lead-in area. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供具有足够耐用再现时间的存储介质，并提供再现方法和记录方法。解决方案：存储介质具有系统导入区，数据导入区和数据导入区位于系统导入区外部的数据区，数据区位于数据导入区和相同的数据存储在系统导入区和数据导入区中。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2010267377A Information storage medium, reproducing method, recording method, and reproducing device 审中-公开
公开(公告)号：JP2010267377A
公开(公告)日：2010-11-25
申请号：JP2010170990
申请日：2010-07-29
申请人： Toshiba Corp , 株式会社東芝
发明人： ANDO HIDEO , MORITA SEIJI , TAKAZAWA KOJI , ODERA YASUAKI , MORISHITA NAOKI , UMEZAWA KAZUYO
IPC分类号： G11B7/24 , G11B7/007
摘要： PROBLEM TO BE SOLVED: To provide a storage medium which achieves high density recording and accurate reading of control information, and to provide a recording method and a recording device using the storage medium. SOLUTION: The information storage medium is provided with: a light reflection film; a recording film formed on the light reflection film; and a transparent layer formed on the recording film. Modulated data on the recording film includes data from a minimum inversion length to a maximum inversion length based on NRZI. A signal amplitude obtained from a mark or a pit of a length corresponding to 3T and a space of a length corresponding to the 3T is included in a reproduction signal. The information storage medium includes areas having different track pitches, and recording information having different targets are recorded in the respective areas. COPYRIGHT: (C)2011,JPO&INPIT

4. 发明专利

JP2010129143A Information transmitting system 有权
标题翻译：信息发送系统
公开(公告)号：JP2010129143A
公开(公告)日：2010-06-10
申请号：JP2008304832
申请日：2008-11-28
申请人： Toshiba Corp , 株式会社東芝
发明人： NAGAI YUJI , NODA CHOSAKU , WATABE KAZUO , OGAWA AKITO , KURODA KAZUTO , YOSHIDA NOBUHISA , NAITO NOBUMASA , MORISHITA NAOKI , NAKAMURA NAOMASA , OSAWA HIDEAKI , KANESHIGE TOSHIHIKO , SATO YUJI , YAMADA HISASHI
IPC分类号： G11B20/10
CPC分类号： G11B20/14 , G11B20/0021 , G11B20/00579 , G11B20/00884 , G11B20/1426 , G11B2020/1457
摘要： PROBLEM TO BE SOLVED: To suppress an influence on recording, reproduction and transmission of a primary information signal and ensure the sufficient recording, reproduction and transmission performance of secondary information when the secondary information is superposed on the primary information for recording, reproduction and transmission.
SOLUTION: A signal-processing system includes: a coding circuit (12) which encodes the primary information, a coding circuit (22) which encodes the secondary information, a modulation circuit (14) which modulates a carrier wave on the basis of the encoded primary information, a duplication circuit (24) which duplicates the output of the coding circuit (22) to generate a plurality of encoded secondary information units, and a modulation circuit (16) which amplitude-modulates the output of the modulation circuit (14) on the basis of each of the plurality of encoded secondary information units. In this case, the modulation circuit (16) amplitude-modulates the output so that σ/(μ×(2
N )
1/2 ) may be 0.4 or smaller, wherein σ
2 represents the noise electric power of a transmission line or recording medium, N represents the number of the encoded secondary information units, A and B represent modulated signal levels which correspond to the bit 1 and bit 0 of the encoded secondary information units, respectively, and μ represents a level difference between A and B.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了抑制对主信息信号的记录，再现和发送的影响，并且当辅助信息叠加在用于记录，再现的主要信息上时，确保辅助信息的充分的记录，再现和传输性能和传输。解决方案：信号处理系统包括：编码主信息的编码电路（12），对次要信息进行编码的编码电路（22），调制电路（14），基于该调制电路的复制电路（24），其复制所述编码电路（22）的输出以生成多个编码次要信息单元;以及调制电路（16），其对所述调制电路的输出进行幅度调制（14）基于所述多个编码次要信息单元中的每一个。在这种情况下，调制电路（16）对输出进行幅度调制，使得σ/（μ×（2 N ） 1/2 ）可以为0.4以下，其中σ 2 表示传输线或记录介质的噪声功率，N表示编码次要信息单元的数量，A和B表示对应于位1和位0的调制信号电平的编码次级信息单元，μ表示A和B之间的电平差。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2010080055A Information storage medium, reproducing method, and recording method 审中-公开
标题翻译：信息存储介质，再现方法和记录方法
公开(公告)号：JP2010080055A
公开(公告)日：2010-04-08
申请号：JP2009296769
申请日：2009-12-28
申请人： Toshiba Corp , 株式会社東芝
发明人： ANDO HIDEO , MORITA SEIJI , TAKAZAWA KOJI , ODERA YASUAKI , MORISHITA NAOKI , UMEZAWA KAZUYO
IPC分类号： G11B7/24 , B41M5/26 , G11B7/244
摘要： PROBLEM TO BE SOLVED: To provide a storage medium on which a bar code pattern is recorded even by an existing BCA recording apparatus by adding another material to a short wavelength-adapted dye recording material of the next generation, thereby having sensitivity to even laser beams of a comparatively long wavelength, and to provide a recording method and recording device using the storage medium. SOLUTION: The write-once information storage medium uses for a recording layer an organic dye-based recording material which is adjusted by mixing an organic dye-based recording material absorbing a 600-700 nm wavelength to that corresponding to a 405 nm wavelength so as to have recording sensitivity to a wavelength used as the laser light source of the existing BCA recording apparatus. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种存储介质，即使通过将现有的BCA记录装置通过向下一代的短波长适应染料记录材料添加另一种材料也可以记录条形码图案，从而对甚至具有较长波长的激光束，并提供使用该存储介质的记录方法和记录装置。解决方案：一次写入信息存储介质用于记录层，通过将吸收600-700nm波长的有机染料基记录材料与对应于405nm的有机染料基记录材料相混合来调节有机染料基记录材料以对具有现有BCA记录装置的激光光源的波长具有记录灵敏度。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2008217991A Information storage medium and disk apparatus 审中-公开
标题翻译：信息存储介质和磁盘设备
公开(公告)号：JP2008217991A
公开(公告)日：2008-09-18
申请号：JP2008157009
申请日：2008-06-16
申请人： Toshiba Corp , 株式会社東芝
发明人： ANDO HIDEO , MORITA SEIJI , TAKAZAWA KOJI , ODERA YASUAKI , MORISHITA NAOKI , UMEZAWA KAZUYO
IPC分类号： G11B7/24 , G11B7/244 , G11B7/257
摘要： PROBLEM TO BE SOLVED: To provide an information storage medium that has favorable recording and playback characteristics and that can perform recording and playback from one side. SOLUTION: The information storage medium includes a substrate, a first optical reflective layer containing an organic dye material, a first recording layer, a first barrier layer, a space layer, a second optical reflective layer, a second recording layer, a second barrier layer and a protective layer formed on the second barrier layer. The first and second recording layers are capable of playback at a wavelength of 405 nm, the maximum absorption wavelength λmax being higher than 405 nm, and capable of recording. A groove has an inner zone and a data zone, and the inner zone has a BCA area, a prerecording area and a rewrite area, and is capable of playback by irradiating the first and second recording layers with a playback light through the protective layer. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供具有良好的记录和回放特性并且可以从一侧执行记录和重放的信息存储介质。信息存储介质包括基板，含有有机染料的第一光反射层，第一记录层，第一阻挡层，空间层，第二光反射层，第二记录层，第二阻挡层和形成在第二阻挡层上的保护层。第一和第二记录层能够在405nm的波长下重放，最大吸收波长λmax高于405nm，并能记录。凹槽具有内部区域和数据区域，并且内部区域具有BCA区域，预记录区域和重写区域，并且能够通过经过保护层的回放光照射第一和第二记录层来重放。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2008217853A Information recording medium and device, target determination method, and recording condition optimizing system 审中-公开
标题翻译：信息记录介质和设备，目标确定方法和记录条件优化系统
公开(公告)号：JP2008217853A
公开(公告)日：2008-09-18
申请号：JP2007050310
申请日：2007-02-28
申请人： Toshiba Corp , 株式会社東芝
发明人： OGAWA AKITO , ANDO HIDEO , OSAWA HIDEAKI , WATABE KAZUO , KURODA KAZUTO , NODA CHOSAKU , MORISHITA NAOKI , KAJI NOBUAKI , HIRAMATSU TAKEHIRO
IPC分类号： G11B7/007 , G11B7/0045 , G11B7/125
CPC分类号： G11B7/00736 , G11B7/0045 , G11B7/00456 , G11B7/005 , G11B7/0062 , G11B7/1267
摘要： PROBLEM TO BE SOLVED: To provide an information recording medium which does not affect the reproduced signals of land pre-pits or pre-grooves and the reproduced signals of recorded marks and can optimize the recording conditions, an information recording device and method using this recording medium, and an information recording condition optimizing method. SOLUTION: The recording device 511 writes information by a first laser beam of a first wave length and reads the information by the second laser beam of a second wave length larger than the first laser beam on an information medium. It records signals by the first laser beam on the information recording medium. It reproduces the signals recorded by the first laser beam to measure the first evaluation amount to calculate the target for optimizing the recording conditions, and reproduces the signals recorded by the second laser beam to measure the second evaluation amount for optimizing the reproduced signals in the controller 516. Then, it compares the first evaluation amount and the second evaluation amount, and determines the first evaluation amount at the recording condition that optimizes the second evaluation amount to be the target for optimizing the recording condition. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供不影响地面预制凹坑或预凹槽的再现信号和记录标记的再现信号并且可以优化记录条件的信息记录介质，信息记录装置和方法使用该记录介质，以及信息记录条件优化方法。解决方案：记录装置511通过第一波长的第一激光束写入信息，并且在信息介质上通过大于第一激光束的第二波长的第二激光束读取信息。它通过第一激光束将信号记录在信息记录介质上。它再现由第一激光束记录的信号以测量第一评估量以计算用于优化记录条件的目标，并且再现由第二激光束记录的信号，以测量第二评估量以优化控制器中的再现信号 516.然后，比较第一评估量和第二评估量，并且确定优化作为用于优化记录条件的目标的第二评估量的记录条件下的第一评估量。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2007328873A Write-once multilayer optical disk, recording method, reproducing method, and recording device 审中-公开
标题翻译：写入多层光盘，记录方法，再现方法和记录装置
公开(公告)号：JP2007328873A
公开(公告)日：2007-12-20
申请号：JP2006160040
申请日：2006-06-08
申请人： Toshiba Corp , 株式会社東芝
发明人： ODERA YASUAKI , UMEZAWA KAZUYO , TAKAZAWA KOJI , MORISHITA NAOKI , ANDO HIDEO , MORITA SEIJI , NAKAMURA NAOMASA
IPC分类号： G11B7/24 , G11B7/244 , G11B7/254 , G11B7/257
CPC分类号： B32B3/02 , G11B7/00451 , G11B7/00455 , G11B7/00736
摘要： PROBLEM TO BE SOLVED: To facilitate manufacturing of a write-once multilayer optical disk of higher quality. SOLUTION: The write-once multilayer optical disk includes a plurality of recording layers in which recording or reproducing is performed by blue or violet-blue laser with a wavelength of about 405 nm, wherein each of the recording layers includes a recording film using an organic dye. The plurality of recording layers may include both of a layer (Fig. 8a) in which a groove pattern at the periphery of the recording mark deforms when information is recorded and a layer (Fig. 8b) in which a groove pattern at the periphery of the recording mark is not deformed. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了便于制造更高品质的一次写入型多层光盘。解决方案：一次写入多层光盘包括多个记录层，其中由波长约405nm的蓝色或紫色 - 蓝色激光进行记录或再现，其中每个记录层包括记录膜使用有机染料。多个记录层可以包括当记录信息时在记录标记的周边处的凹槽图案变形的图层（图8a）和其周边的凹槽图案的图层（图8b）记录标记不变形。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2007323719A Optical disk, information recording method, and information reproducing method 审中-公开
标题翻译：光盘，信息记录方法和信息再现方法
公开(公告)号：JP2007323719A
公开(公告)日：2007-12-13
申请号：JP2006151584
申请日：2006-05-31
申请人： Toshiba Corp , 株式会社東芝
发明人： UMEZAWA KAZUYO , MORITA SEIJI , TAKAZAWA KOJI , ANDO HIDEO , ODERA YASUAKI , NAKAMURA NAOMASA , MORISHITA NAOKI
IPC分类号： G11B7/244 , B41M5/26 , G11B7/0045 , G11B7/005 , G11B7/24
CPC分类号： G11B7/2467 , G11B7/00456 , G11B7/246 , G11B7/249 , G11B7/2495 , G11B2007/0006
摘要： PROBLEM TO BE SOLVED: To obtain a DRAW (direct read after write) optical disk attaining satisfactory recording and reproducing with a short wavelength laser of a blue system. SOLUTION: The optical disk has recording layers (L0, L1, etc.) on which a plurality of marks are recorded with a space by the power of modulated short wavelength laser. Organic dye materials in which the physical deformation or change (for example, volumetric change) of the recording layers does not substantially occur (for example, change is within 10%) within the regions of the recorded marks are used for the recording layers of the optical disk. COPYRIGHT: (C)2008,JPO&INPIT

10. 发明专利

JP2006155786A Information storage medium 审中-公开
标题翻译：信息存储介质
公开(公告)号：JP2006155786A
公开(公告)日：2006-06-15
申请号：JP2004346567
申请日：2004-11-30
申请人： Toshiba Corp , 株式会社東芝
发明人： ODERA YASUAKI , TAKAZAWA KOJI , MORISHITA NAOKI , MORITA SEIJI , NAKAMURA NAOMASA , OGAWA AKITO
IPC分类号： G11B7/24 , G11B7/0045 , G11B7/007 , G11B7/244
CPC分类号： G11B27/24 , G11B7/00736 , G11B7/246 , G11B7/2467 , G11B7/2472 , G11B7/248 , G11B7/2495 , G11B7/2534 , G11B2007/24612 , G11B2220/2537
摘要： PROBLEM TO BE SOLVED: To provide an information storage medium which is provided with bar code patterns (management information) suitably recorded by using a laser beam having long wavelength and on which data can be recorded by using a laser beam having a short wavelength. SOLUTION: The information storage medium is provided with a recording layer constituted of dye materials having sensitivity of a prescribed level or above to both a beam having a first wavelength band and a beam having a second wavelength band shorter than the first wavelength band. COPYRIGHT: (C)2006,JPO&NCIPI

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