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1. 发明授权

US08289829B2 Information recording medium and recording/reproduction apparatus 有权
标题翻译：信息记录介质和记录/再现装置
公开(公告)号：US08289829B2
公开(公告)日：2012-10-16
申请号：US12570063
申请日：2009-09-30
申请人： Isao Kobayashi , Atsushi Nakamura , Yasumori Hino
发明人： Isao Kobayashi , Atsushi Nakamura , Yasumori Hino
IPC分类号： G11B7/0045
CPC分类号： G11B7/0062
摘要： An information recording medium according to the present invention includes a track on which a data sequence including a plurality of recording marks and a plurality of spaces provided between the plurality of recording marks is recordable; and a recording condition recording area in which a recording condition for recording the data sequence on the track is recordable. Where a recording mark which is included in the data sequence and is to be formed on the track based on the recording condition is a first recording mark, when a length of the first recording mark is longer than a prescribed length, the recording condition is classified using a combination of the length of the first recording mark and a length of a first space located adjacently previous or subsequent to the first recording mark, and when the length of the first recording mark is equal to or shorter than the prescribed length, the recording condition is classified using a combination of the length of the first recording mark, the length of the first space, and a length of a second space not located adjacent to the first space and located adjacent to the first recoding mark.
摘要翻译：根据本发明的信息记录介质包括其上可以记录包括多个记录标记的数据序列和多个记录标记之间设置的多个空间的轨道; 以及记录条件记录区，其中用于记录轨道上的数据序列的记录条件是可记录的。在基于记录条件包括在数据序列中并要形成在轨道上的记录标记是第一记录标记的情况下，当第一记录标记的长度长于规定长度时，记录条件被分类使用第一记录标记的长度与位于第一记录标记之前或之后相邻的第一空间的长度的组合，并且当第一记录标记的长度等于或短于规定长度时，记录使用第一记录标记的长度，第一空间的长度和不位于与第一空间相邻并且位于第一记录标记附近的第二空间的长度的组合对条件进行分类。

2. 发明授权

US08446810B2 Information recording medium having recording condition for adjusting the position of cooling pulse 有权
标题翻译：具有用于调节冷却脉冲位置的记录条件的信息记录介质
公开(公告)号：US08446810B2
公开(公告)日：2013-05-21
申请号：US12745009
申请日：2009-09-25
申请人： Isao Kobayashi , Atsushi Nakamura , Yasumori Hino
发明人： Isao Kobayashi , Atsushi Nakamura , Yasumori Hino
IPC分类号： G11B7/24
CPC分类号： G11B7/0062 , G11B7/00736 , G11B7/1267 , G11B20/10009 , G11B20/10055 , G11B20/10277 , G11B20/10453 , G11B20/10481 , G11B2020/1279 , G11B2220/2541
摘要： An information recording medium includes a track on which a data sequence is recordable, and at least one of a PIC area in which a recording condition for recording the data sequence on the track is recorded. The recording condition includes a parameter for adjusting a position of a trailing end of a cooling pulse in a recording pulse waveform for forming the recording mark. The parameter is classified using a combination of a length of the recording mark, a length of a first space located adjacently previous to the recording mark and a length of a second space located adjacently subsequent to the recording mark. A recording apparatus is provided for recording a data sequence on an information recording medium based on the recording condition recorded on the information recording medium. An evaluation apparatus is provided for evaluating an information recording medium having the recording parameter recorded thereon.
摘要翻译：信息记录介质包括其上记录有数据序列的轨道，并且记录了用于记录轨道上的数据序列的记录条件的PIC区域中的至少一个。记录条件包括用于调整用于形成记录标记的记录脉冲波形中的冷却脉冲的后端的位置的参数。使用记录标记的长度，与记录标记相邻的第一空间的长度与位于记录标记之后相邻的第二空间的长度的组合对参数进行分类。提供一种记录装置，用于基于记录在信息记录介质上的记录条件，在信息记录介质上记录数据序列。提供一种用于评估其上记录有记录参数的信息记录介质的评估装置。

3. 发明授权

US08179760B2 Reproduction signal evaluation method, information recording medium, reproduction apparatus and recording apparatus 有权
标题翻译：再现信号评估方法，信息记录介质，再现装置和记录装置
公开(公告)号：US08179760B2
公开(公告)日：2012-05-15
申请号：US12573200
申请日：2009-10-05
申请人： Kiyotaka Ito , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
发明人： Kiyotaka Ito , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
IPC分类号： G11B5/09 , G11B20/10 , G11B27/36 , G11B7/0045
CPC分类号： G11B7/0037 , G11B7/005 , G11B7/24038 , G11B20/10009 , G11B20/10055 , G11B20/10296 , G11B20/1816 , G11B2007/0013
摘要： A reproduction signal evaluation method according to the present invention relates to adjustment of an edge portion between a shortest mark and a shortest space in a data sequence including marks and spaces in combination that is recordable on an information recording medium. In a pattern including a shortest mark and a shortest space adjacent before or after the shortest mark, a shift amount of an edge of the shortest mark is obtained from a differential metric calculated regarding one of a first pattern in which a space adjacent to the shortest mark and not adjacent to the shortest space is longer than the shortest space; and a second pattern in which a mark adjacent to the shortest space and not adjacent to the shortest mark is longer than the shortest mark.
摘要翻译：根据本发明的再现信号评估方法涉及在包括可记录在信息记录介质上的组合的数据序列中的最短标记和最短空间之间的边缘部分的调整。在包括最短标记和在最短标记之前或之后相邻的最短空格的图案中，从针对与最短标记相邻的空格的第一图案之一计算的差分度量获得最短标记的边缘的偏移量标记与不相邻的最短空间长于最短空间; 以及第二图案，其中与最短空间相邻并且不与最短标记相邻的标记比最短标记长。

4. 发明申请

US20100302925A1 REPRODUCED SIGNAL EVALUATING METHOD, INFORMATION RECORDING MEDIUM, REPRODUCING DEVICE, AND RECORDING DEVICE 有权
标题翻译：再现的信号评估方法，信息记录介质，再现装置和记录装置
公开(公告)号：US20100302925A1
公开(公告)日：2010-12-02
申请号：US12745297
申请日：2009-09-29
申请人： Kiyotaka Ito , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
发明人： Kiyotaka Ito , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
IPC分类号： G11B27/36
CPC分类号： G11B20/1403 , G11B7/0037 , G11B7/00458 , G11B7/005 , G11B7/24038 , G11B20/10009 , G11B20/10055 , G11B20/1012 , G11B20/10287 , G11B20/10296 , G11B20/10407 , G11B20/10481 , G11B20/1049 , G11B20/1816 , G11B2007/0013 , G11B2220/235 , G11B2220/2541
摘要： A reproduction signal evaluation method according to the present invention includes a step of generating a binary signal from an information recording medium on which a data sequence including marks and spaces in combination is recordable, using a PRML signal processing method from a signal obtained by reproducing the data sequence; and a differential calculation step of calculating a differential metric using a first state transition path having a maximum likelihood and a second state transition path having a second maximum likelihood, and a reproduction signal, the first state transition path and the second state transition path being obtained based on the binary signal. In a pattern including a shortest mark and a shortest space adjacent before or after the shortest mark, a shift amount of an edge of the shortest mark is obtained from a differential metric calculated regarding one of a first pattern in which a space adjacent to the shortest mark and not adjacent to the shortest space is longer than the shortest space; and a second pattern in which a mark adjacent to the shortest space and not adjacent to the shortest mark is longer than the shortest mark.
摘要翻译：根据本发明的再现信号评估方法包括从信息记录介质生成二进制信号的步骤，在该信息记录介质上，包括组合的记号和空格的数据序列可记录，使用PRML信号处理方法从通过再现数据序列; 以及差分计算步骤，使用具有最大似然的第一状态转移路径和具有第二最大似然度的第二状态转移路径以及再现信号来计算差分度量，获得第一状态转换路径和第二状态转换路径基于二进制信号。在包括最短标记和在最短标记之前或之后相邻的最短空格的图案中，从针对与最短标记相邻的空格的第一图案之一计算的差分度量获得最短标记的边缘的偏移量标记与不相邻的最短空间长于最短空间; 以及第二图案，其中与最短空间相邻并且不与最短标记相邻的标记比最短标记长。

5. 发明授权

US08000197B2 Recording/reproducing device, recording condition adjusting device and recording/reproducing method 失效
标题翻译：记录/再现装置，记录条件调节装置和记录/再现方法
公开(公告)号：US08000197B2
公开(公告)日：2011-08-16
申请号：US11995549
申请日：2006-07-18
申请人： Mamoru Shoji , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
发明人： Mamoru Shoji , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
IPC分类号： G11B7/125
CPC分类号： G11B7/1267 , G11B7/00456 , G11B7/0062
摘要： A calculation of a reliability value |Pa−Pb|−Pstd, representing represents a maximum likelihood decoding result on a portion which corresponds to a start or termination edge of a recording mark and has a high probability of error occurrence by a maximum likelihood decoding method, is performed on each combination of a predetermined mark length and a space length immediately before the mark and each combination of the mark length and a space length immediately after the mark. Based on the calculation result, a recording parameter is optimized, and recording reflecting the optimized recording parameter is performed.
摘要翻译：代表对应于记录标记的开始或终止边缘的部分并且通过最大似然解码方法具有高错误发生概率的最大似然解码结果的可靠性值| Pa-Pb | -Pstd的计算，在标记之前的预定标记长度和间隔长度的每个组合以及标记之后的标记长度和间隔长度的每个组合的每个组合上执行。基于计算结果，优化记录参数，并且执行反映优化记录参数的记录。

6. 发明申请

US20090034381A1 RECORDING/REPRODUCING DEVICE, RECORDING CONDITION ADJUSTING DEVICE AND RECORDING/REPRODUCING METHOD 失效
标题翻译：记录/再现装置，记录条件调节装置和记录/再现方法
公开(公告)号：US20090034381A1
公开(公告)日：2009-02-05
申请号：US11995549
申请日：2006-07-18
申请人： Mamoru Shoji , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
发明人： Mamoru Shoji , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
IPC分类号： G11B27/36
CPC分类号： G11B7/1267 , G11B7/00456 , G11B7/0062
摘要： A calculation of a reliability value |Pa−Pb|−Pstd, representing represents a maximum likelihood decoding result on a portion which corresponds to a start or termination edge of a recording mark and has a high probability of error occurrence by a maximum likelihood decoding method, is performed on each combination of a predetermined mark length and a space length immediately before the mark and each combination of the mark length and a space length immediately after the mark. Based on the calculation result, a recording parameter is optimized, and recording reflecting the optimized recording parameter is performed.
摘要翻译：代表对应于记录标记的开始或终止边缘的部分并且通过最大似然解码方法具有高错误发生概率的最大似然解码结果的可靠性值| Pa-Pb | -Pstd的计算，在标记之前的预定标记长度和间隔长度的每个组合以及标记之后的标记长度和间隔长度的每个组合的每个组合上执行。基于计算结果，优化记录参数，并且执行反映优化记录参数的记录。

7. 发明授权

US08243571B2 Reproduced signal evaluating method, information recording medium, reproducing device, and recording device 有权
标题翻译：再现信号评估方法，信息记录介质，再现装置和记录装置
公开(公告)号：US08243571B2
公开(公告)日：2012-08-14
申请号：US12745297
申请日：2009-09-29
申请人： Kiyotaka Ito , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
发明人： Kiyotaka Ito , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
IPC分类号： G11B5/09 , G11B20/10 , G11B27/36 , G11B7/0045
CPC分类号： G11B20/1403 , G11B7/0037 , G11B7/00458 , G11B7/005 , G11B7/24038 , G11B20/10009 , G11B20/10055 , G11B20/1012 , G11B20/10287 , G11B20/10296 , G11B20/10407 , G11B20/10481 , G11B20/1049 , G11B20/1816 , G11B2007/0013 , G11B2220/235 , G11B2220/2541
摘要： A reproduction signal evaluation method according to the present invention relates to adjustment of an edge portion between a shortest mark and a shortest space in a data sequence including marks and spaces in combination that is recordable on an information recording medium. In a pattern including a shortest mark and a shortest space adjacent before or after the shortest mark, a shift amount of an edge of the shortest mark is obtained from a differential metric calculated regarding one of a first pattern in which a space adjacent to the shortest mark and not adjacent to the shortest space is longer than the shortest space; and a second pattern in which a mark adjacent to the shortest space and not adjacent to the shortest mark is longer than the shortest mark.
摘要翻译：根据本发明的再现信号评估方法涉及在包括可记录在信息记录介质上的组合的数据序列中的最短标记和最短空间之间的边缘部分的调整。在包括最短标记和在最短标记之前或之后相邻的最短空格的图案中，从针对与最短标记相邻的空格的第一图案之一计算的差分度量获得最短标记的边缘的偏移量标记与不相邻的最短空间长于最短空间; 以及第二图案，其中与最短空间相邻并且不与最短标记相邻的标记比最短标记长。

8. 发明授权

US08203922B2 Reproduced signal evaluating method, information recording medium, reproducing device, and recording device 有权
公开(公告)号：US08203922B2
公开(公告)日：2012-06-19
申请号：US12745297
申请日：2009-09-29
申请人： Kiyotaka Ito , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
发明人： Kiyotaka Ito , Yasumori Hino , Harumitsu Miyashita , Isao Kobayashi
IPC分类号： G11B5/09 , G11B20/10 , G11B27/36 , G11B7/0045
摘要： A reproduction signal evaluation method according to the present invention relates to adjustment of an edge portion between a shortest mark and a shortest space in a data sequence including marks and spaces in combination that is recordable on an information recording medium. In a pattern including a shortest mark and a shortest space adjacent before or after the shortest mark, a shift amount of an edge of the shortest mark is obtained from a differential metric calculated regarding one of a first pattern in which a space adjacent to the shortest mark and not adjacent to the shortest space is longer than the shortest space; and a second pattern in which a mark adjacent to the shortest space and not adjacent to the shortest mark is longer than the shortest mark.

9. 发明申请

US20120057448A1 RECORDING METHOD, RECORDING DEVICE AND INFORMATION RECORDING MEDIUM 审中-公开
标题翻译：记录方法，记录装置和信息记录介质
公开(公告)号：US20120057448A1
公开(公告)日：2012-03-08
申请号：US13318722
申请日：2011-03-07
申请人： Kiyotaka Ito , Yasumori Hino , Naoyasu Miyagawa , Atsushi Nakamura
发明人： Kiyotaka Ito , Yasumori Hino , Naoyasu Miyagawa , Atsushi Nakamura
IPC分类号： G11B7/125 , G11B7/139
CPC分类号： G11B7/00456 , G11B7/0062
摘要： A writing method according to the present invention is a method for writing a data sequence as a combination of marks and spaces on an information recording medium by condensing a laser beam through a lens. The writing method is characterized in that a cooling pulse for recording a mark that is even shorter than the limit of optical resolution of the laser beam and another cooling pulse for recording a mark that is still longer than the limit of the optical resolution of the laser beam are applied under mutually different conditions.
摘要翻译：根据本发明的写入方法是通过将激光束通过透镜聚焦来将数据序列作为标记和间隔的组合写入信息记录介质的方法。写入方法的特征在于，用于记录比激光束的光学分辨率的极限更短的标记的冷却脉冲和用于记录比激光的光学分辨率的极限更长的标记的另一个冷却脉冲光束在相互不同的条件下施加。

10. 发明授权

US08400890B2 Optical information recording medium, information recording apparatus, information reproducing apparatus, information recording method, information reproducing method and method for producing optical information recording medium 有权
标题翻译：光信息记录介质，信息记录装置，信息再现装置，信息记录方法，信息再现方法和用于制造光信息记录介质的方法
公开(公告)号：US08400890B2
公开(公告)日：2013-03-19
申请号：US12920193
申请日：2010-03-01
申请人： Atsushi Nakamura , Naoyasu Miyagawa , Kiyotaka Ito , Mamoru Shoji , Yasumori Hino
发明人： Atsushi Nakamura , Naoyasu Miyagawa , Kiyotaka Ito , Mamoru Shoji , Yasumori Hino
IPC分类号： G11B20/00
CPC分类号： G11B7/00736 , G11B7/00454 , G11B7/00456 , G11B7/261 , G11B7/263 , G11B20/10009 , G11B20/10453 , G11B20/1217 , G11B2007/0006 , G11B2020/1279 , G11B2020/1298 , G11B2220/2541
摘要： An optical information storage medium according to the present invention has at least one information storage layer. The optical information storage medium has a management area that stores at least one unit containing control information about the optical information storage medium. The control information includes a format number, which provides information about at least a write strategy type and a write pre-compensation type, and a write strategy parameter, which provides information about the magnitude of shift in an edge position, or variation in the pulse width, of a write pulse train to form a recording mark. And the value of the format number changes according to a combination of the write strategy type and the write pre-compensation type.
摘要翻译：根据本发明的光学信息存储介质具有至少一个信息存储层。光信息存储介质具有存储包含关于光信息存储介质的控制信息的至少一个单元的管理区域。控制信息包括提供关于至少写入策略类型和写入预补偿类型的信息的格式编号，以及写入策略参数，其提供关于边缘位置的移位幅度或脉冲变化的信息写入脉冲串的宽度以形成记录标记。并且格式编号的值根据写策略类型和写预补偿类型的组合而改变。

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