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1. 发明授权

US07604880B2 Information recording medium 失效
标题翻译：信息记录介质
公开(公告)号：US07604880B2
公开(公告)日：2009-10-20
申请号：US11085522
申请日：2005-03-22
申请人： Mitsuru Takai , Yoshikazu Soeno , Katsumichi Tagami , Kazuya Shimakawa , Takahiro Suwa
发明人： Mitsuru Takai , Yoshikazu Soeno , Katsumichi Tagami , Kazuya Shimakawa , Takahiro Suwa
IPC分类号： G11B5/64 , G11B5/72
CPC分类号： G11B5/855
摘要： In an information recording medium where respective concave parts of a magnetic layer, which is formed on at least one side e of a substrate and in which a predetermined convex/concave pattern has been formed, are filled with non-magnetic material and non-magnetic layers are formed by the non-magnetic material in at least partial regions of respective upper surfaces of respective convex parts of the magnetic layer, the non-magnetic layers are formed so that parts thereof protrude further in a direction in which the convex parts protrude than other parts of the non-magnetic layers.
摘要翻译：在其中形成在基板的至少一个面e上并且其中形成有预定的凸/凹图案的磁性层的各个凹部填充有非磁性材料和非磁性的信息记录介质中在磁性层的各个凸部的各个上表面的至少部分区域中，由非磁性材料形成层，非磁性层形成为使得其部分在凸部突出的方向上进一步突出，其他部分的非磁性层。

2. 发明申请

US20050233176A1 Information recording medium 失效
标题翻译：信息记录介质
公开(公告)号：US20050233176A1
公开(公告)日：2005-10-20
申请号：US11085522
申请日：2005-03-22
申请人： Mitsuru Takai , Yoshikazu Soeno , Katsumichi Tagami , Kazuya Shimakawa , Takahiro Suwa
发明人： Mitsuru Takai , Yoshikazu Soeno , Katsumichi Tagami , Kazuya Shimakawa , Takahiro Suwa
IPC分类号： G11B5/65 , G11B5/66 , G11B5/72 , G11B5/73 , G11B5/82 , G11B5/855 , G11B33/14
CPC分类号： G11B5/855
摘要： In an information recording medium where respective concave parts of a magnetic layer, which is formed on at least one side e of a substrate and in which a predetermined convex/concave pattern has been formed, are filled with non-magnetic material and non-magnetic layers are formed by the non-magnetic material in at least partial regions of respective upper surfaces of respective convex parts of the magnetic layer, the non-magnetic layers are formed so that parts thereof protrude further in a direction in which the convex parts protrude than other parts of the non-magnetic layers.
摘要翻译：在其中形成在基板的至少一个面e上并且其中形成有预定的凸/凹图案的磁性层的各个凹部填充有非磁性材料和非磁性的信息记录介质中在磁性层的各个凸部的各个上表面的至少部分区域中，由非磁性材料形成层，非磁性层形成为使得其部分在凸部突出的方向上进一步突出，其他部分的非磁性层。

3. 发明授权

US07477485B2 Information recording medium, recording/reproducing apparatus, and stamper 失效
标题翻译：信息记录介质，记录/再现装置和压模
公开(公告)号：US07477485B2
公开(公告)日：2009-01-13
申请号：US11229650
申请日：2005-09-20
申请人： Yoshikazu Soeno , Takahiro Suwa
发明人： Yoshikazu Soeno , Takahiro Suwa
IPC分类号： G11B5/82 , G11B5/09
CPC分类号： G11B5/59688 , B82Y10/00 , G11B5/59655 , G11B5/743 , G11B5/82 , G11B5/855 , G11B5/865
摘要： On an information recording medium, a data track pattern and a servo pattern composed of a concave/convex pattern including a plurality of convex parts are formed on at least one surface side of a substrate and respective concave parts in the concave/convex pattern are filled with non-magnetic material. The concave/convex pattern that constructs the servo pattern is divided into a plurality of ring-shaped regions that are concentric with the data track pattern and has a unit convex part length along a direction of rotation of the substrate set in each ring-shaped region so that a value produced by dividing an average length of the unit convex part length in each ring-shaped region by a distance from a center of the data track pattern to the ring-shaped region decreases from ring-shaped regions in an inner periphery to ring-shaped regions in an outer periphery.
摘要翻译：在信息记录介质上，在衬底的至少一个表面侧上形成数据轨道图案和由包括多个凸部的凹凸图案构成的伺服图案，并且填充凹凸图案中的各个凹部与非磁性材料。构成伺服图案的凹凸图案被分成与数据轨道图案同心的多个环形区域，并且沿着每个环形区域中的基板的旋转方向具有单位凸部长度使得通过将每个环形区域中的单位凸部长度的平均长度除以从数据轨道图案的中心到环形区域的距离而产生的值从内周的环形区域减小到环形区域在外周。

4. 发明申请

US20060176606A1 Magnetic recording medium, recording/reproducing apparatus, and stamper 审中-公开
标题翻译：磁记录介质，记录/再现装置和压模
公开(公告)号：US20060176606A1
公开(公告)日：2006-08-10
申请号：US11345514
申请日：2006-02-02
申请人： Yoshikazu Soeno , Takahiro Suwa
发明人： Yoshikazu Soeno , Takahiro Suwa
IPC分类号： G11B5/596 , G11B5/09
CPC分类号： G11B5/82 , G11B5/59633 , G11B5/865
摘要： A servo pattern is formed in a servo pattern region on at least one surface of a substrate of a magnetic recording medium by a concave/convex pattern including a plurality of convex parts, at least protruding end parts of which are formed of magnetic material, and at least one concave part. The servo pattern region includes an address pattern region and a burst pattern region. The at least one concave part is formed in the servo pattern region so that a larger of an inscribed circle with a largest diameter out of inscribed circles on protruding end surfaces of the convex parts formed in the address pattern region and an inscribed circle with a largest diameter out of inscribed circles on protruding end surfaces of the convex parts formed in the burst pattern region is an inscribed circle with a largest diameter out of inscribed circles on protruding end surfaces of the convex parts formed in the servo pattern region.
摘要翻译：伺服图案通过包括多个凸部的凹凸图案在磁记录介质的基板的至少一个表面上的伺服图案区域中形成，其至少突出端部由磁性材料形成，并且至少一个凹部。伺服图案区域包括地址图案区域和突发图案区域。至少一个凹部形成在伺服图案区域中，使得形成在地址图案区域中的凸起部分的突出端面上的内接圆中具有最大直径的内接圆，并且具有最大的内接圆形成在突发图案区域的凸部的突出端面上的内接圆的直径是形成在伺服图案区域中的凸部的突出端面上的内接圆的最大直径的内接圆。

5. 发明申请

US20060062135A1 Information recording medium, recording/reproducing apparatus, and stamper 失效
标题翻译：信息记录介质，记录/再现装置和压模
公开(公告)号：US20060062135A1
公开(公告)日：2006-03-23
申请号：US11214813
申请日：2005-08-31
申请人： Yoshikazu Soeno , Takahiro Suwa
发明人： Yoshikazu Soeno , Takahiro Suwa
IPC分类号： G11B7/24
CPC分类号： G11B5/855 , B82Y10/00 , G11B5/743 , G11B5/82
摘要： On an information recording medium, a data track pattern and a servo pattern composed of a concave/convex pattern including a plurality of convex parts are formed on at least one surface of a substrate and respective concave parts in the concave/convex pattern are filled with non-magnetic material. In the concave/convex pattern that constructs the servo pattern, a unit convex part length along a direction of rotation of the substrate and a unit concave part length along the direction of rotation are set so that the ratio of the unit convex part length to the unit concave part length decreases from an inner periphery to an outer periphery of the information recording medium.
摘要翻译：在信息记录介质上，在基板的至少一个表面上形成数据轨道图案和由包括多个凸部的凹凸图案构成的伺服图案，并且凹凸图案中的各个凹部填充有非磁性材料。在构成伺服图案的凹凸图案中，沿着基板的旋转方向的单位凸部长度和沿着旋转方向的单位凹部长度被设定为使得单位凸部长度与单位凹部长度从信息记录介质的内周向外周减小。

6. 发明授权

US07554768B2 Information recording medium with concave/convex servo pattern having decreasing unit convex part length ratio 失效
标题翻译：具有凹凸伺服图案的信息记录介质具有减小的单位凸部长度比
公开(公告)号：US07554768B2
公开(公告)日：2009-06-30
申请号：US11214827
申请日：2005-08-31
申请人： Yoshikazu Soeno , Takahiro Suwa
发明人： Yoshikazu Soeno , Takahiro Suwa
IPC分类号： G11B5/82 , G11B25/04
CPC分类号： G11B5/865
摘要： On an information recording medium, a data track pattern and a servo pattern composed of a concave/convex pattern including a plurality of convex parts are formed on at least one surface of a substrate and respective concave parts in the concave/convex pattern are filled with non-magnetic material. In the concave/convex pattern that constructs the data track pattern, the respective convex parts are formed concentrically or in a spiral. In the concave/convex pattern that constructs the servo pattern, a unit convex part length along a direction of rotation of the substrate is set so that a value produced by dividing the unit convex part length by a distance from a center of the data track pattern decreases from an inner periphery to an outer periphery.
摘要翻译：在信息记录介质上，在基板的至少一个表面上形成数据轨道图案和由包括多个凸部的凹凸图案构成的伺服图案，并且凹凸图案中的各个凹部填充有非磁性材料。在构成数据轨迹图案的凹凸图案中，相应的凸部同心地或以螺旋形成。在构成伺服图形的凹凸图案中，将沿着基板的旋转方向的单位凸部长度设定为将单位凸部长度除以数据轨迹图案的中心的距离而得到的值从内周减少到外周。

7. 发明申请

US20060193083A1 Magnetic recording medium, recording/reproducing apparatus, and stamper 失效
公开(公告)号：US20060193083A1
公开(公告)日：2006-08-31
申请号：US11265260
申请日：2005-11-03
申请人： Yoshikazu Soeno , Takahiro Suwa
发明人： Yoshikazu Soeno , Takahiro Suwa
IPC分类号： G11B5/82
CPC分类号： G11B5/82 , B82Y10/00 , G11B5/59688 , G11B5/743 , G11B5/855 , G11B5/865
摘要： In a magnetic recording medium including a servo pattern region having a servo pattern formed of a concave/convex pattern having convex portions and concave portions and a data recording region, the region having a data track pattern, the concave portions are formed in an address pattern region of the servo pattern region such that the maximum lengths, which are located in the respective same radius regions of the respective lengths along the rotating direction of a substrate of the projecting end surfaces of the convex portions constituting the concave/convex pattern are set to first lengths that are double the minimum lengths along the rotating direction of the projecting end surfaces of the convex portions in the respective same radius regions. With this arrangement, the magnetic recording medium can securely read a magnetic signal and has a servo pattern having excellent surface smoothness.

8. 发明授权

US07474506B2 Magnetic recording medium, recording/reproducing apparatus, and stamper 失效
标题翻译：磁记录介质，记录/再现装置和压模
公开(公告)号：US07474506B2
公开(公告)日：2009-01-06
申请号：US11265260
申请日：2005-11-03
申请人： Yoshikazu Soeno , Takahiro Suwa
发明人： Yoshikazu Soeno , Takahiro Suwa
IPC分类号： G11B5/82
CPC分类号： G11B5/82 , B82Y10/00 , G11B5/59688 , G11B5/743 , G11B5/855 , G11B5/865
摘要： In a magnetic recording medium including a servo pattern region having a servo pattern formed of a concave/convex pattern having convex portions and concave portions and a data recording region, the region having a data track pattern, the concave portions are formed in an address pattern region of the servo pattern region such that the maximum lengths, which are located in the respective same radius regions of the respective lengths along the rotating direction of a substrate of the projecting end surfaces of the convex portions constituting the concave/convex pattern are set to first lengths that are double the minimum lengths along the rotating direction of the projecting end surfaces of the convex portions in the respective same radius regions. With this arrangement, the magnetic recording medium can securely read a magnetic signal and has a servo pattern having excellent surface smoothness.
摘要翻译：在包括具有由具有凸部和凹部的凹凸图案形成的伺服图案的伺服图案区域和数据记录区域的磁记录介质中，所述区域具有数据轨道图案，所述凹部以地址图形形成区域，使得位于构成凹凸图案的凸部的突出端面的基板的旋转方向的各长度的各个相同的半径区域中的最大长度被设定为第一长度是在相同的半径区域中凸部的突出端面的旋转方向的最小长度的两倍。通过这种布置，磁记录介质可以安全地读取磁信号并具有具有优异表面平滑度的伺服图案。

9. 发明授权

US07403355B2 Information recording medium, recording/reproducing apparatus, and stamper 失效
标题翻译：信息记录介质，记录/再现装置和压模
公开(公告)号：US07403355B2
公开(公告)日：2008-07-22
申请号：US11214813
申请日：2005-08-31
申请人： Yoshikazu Soeno , Takahiro Suwa
发明人： Yoshikazu Soeno , Takahiro Suwa
IPC分类号： G11B5/82 , G11B5/84
CPC分类号： G11B5/855 , B82Y10/00 , G11B5/743 , G11B5/82
摘要： On an information recording medium, a data track pattern and a servo pattern composed of a concave/convex pattern including a plurality of convex parts are formed on at least one surface of a substrate and respective concave parts in the concave/convex pattern are filled with non-magnetic material. In the concave/convex pattern that constructs the servo pattern, a unit convex part length along a direction of rotation of the substrate and a unit concave part length along the direction of rotation are set so that the ratio of the unit convex part length to the unit concave part length decreases from an inner periphery to an outer periphery of the information recording medium.
摘要翻译：在信息记录介质上，在基板的至少一个表面上形成数据轨道图案和由包括多个凸部的凹凸图案构成的伺服图案，并且凹凸图案中的各个凹部填充有非磁性材料。在构成伺服图案的凹凸图案中，沿着基板的旋转方向的单位凸部长度和沿着旋转方向的单位凹部长度被设定为使得单位凸部长度与单位凹部长度从信息记录介质的内周向外周减小。

10. 发明申请

US20060066975A1 Information recording medium, recording/reproducing apparatus, and stamper 失效
标题翻译：信息记录介质，记录/再现装置和压模
公开(公告)号：US20060066975A1
公开(公告)日：2006-03-30
申请号：US11229650
申请日：2005-09-20
申请人： Yoshikazu Soeno , Takahiro Suwa
发明人： Yoshikazu Soeno , Takahiro Suwa
IPC分类号： G11B15/46 , G11B5/09
CPC分类号： G11B5/59688 , B82Y10/00 , G11B5/59655 , G11B5/743 , G11B5/82 , G11B5/855 , G11B5/865
摘要： On an information recording medium, a data track pattern and a servo pattern composed of a concave/convex pattern including a plurality of convex parts are formed on at least one surface side of a substrate and respective concave parts in the concave/convex pattern are filled with non-magnetic material. In the concave/convex pattern that constructs the data track pattern, the respective convex parts are formed concentrically or in a spiral. The concave/convex pattern that constructs the servo pattern is divided into a plurality of ring-shaped regions that are concentric with the data track pattern and has a unit convex part length along a direction of rotation of the substrate set in each ring-shaped region so that a value produced by dividing an average length of the unit convex part length in each ring-shaped region by a distance from a center of the data track pattern to the ring-shaped region decreases from ring-shaped regions in an inner periphery to ring-shaped regions in an outer periphery.
摘要翻译：在信息记录介质上，在衬底的至少一个表面侧上形成数据轨道图案和由包括多个凸部的凹凸图案构成的伺服图案，并且填充凹凸图案中的各个凹部与非磁性材料。在构成数据轨迹图案的凹凸图案中，相应的凸部同心地或以螺旋形成。构成伺服图案的凹凸图案被分成与数据轨道图案同心的多个环形区域，并且沿着每个环形区域中的基板的旋转方向具有单位凸部长度使得通过将每个环形区域中的单位凸部长度的平均长度除以从数据轨道图案的中心到环形区域的距离而产生的值从内周的环形区域减小到环形区域在外周。

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