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11.发明授权公开(公告)号：US07166318B2
公开(公告)日：2007-01-23
申请号：US10791712
申请日：2004-03-04
申请人： Kazuhiro Hattori , Mitsuru Takai , Takahiro Suwa
发明人： Kazuhiro Hattori , Mitsuru Takai , Takahiro Suwa
IPC分类号： B05D5/12
摘要： A production method and a production apparatus for a magnetic recording medium, which enable the efficient production of a discrete type magnetic recording medium, while reliably preventing any deterioration of the partitioned recording elements. The magnetic recording medium production apparatus includes: recording layer processing device, which by forming a plurality of grooves, with a spacing therebetween in a planar direction, in an intermediate product of a magnetic recording medium comprising a continuous recording layer, partitions the continuous recording layer into a plurality of partitioned recording elements; non-magnetic body filling device for filling the grooves between the partitioned recording elements with a non-magnetic body; smoothing device for smoothing the surface of the partitioned recording elements and the non-magnetic body; protective layer formation device for forming a protective layer on the partitioned recording elements and the non-magnetic body; and vacuum retention device which houses the recording layer processing device, the non-magnetic body filling device, the smoothing device, and the protective layer formation device, and maintains the environment surrounding the intermediate product in a state of vacuum.
摘要翻译： 一种用于磁记录介质的制造方法和制造装置，其能够有效地生产离散型磁记录介质，同时可靠地防止分隔的记录元件的任何劣化。 磁记录介质制造装置包括：记录层处理装置，其在包括连续记录层的磁记录介质的中间产物中，在平面方向上以间隔形成多个凹槽，分隔连续记录层 分成多个划分的记录元件; 非磁性体填充装置，用于用非磁性体填充分隔的记录元件之间的凹槽; 平滑装置，用于使划分的记录元件和非磁性体的表面平滑; 用于在分隔的记录元件和非磁性体上形成保护层的保护层形成装置; 以及容纳记录层处理装置，非磁性体填充装置，平滑装置和保护层形成装置的真空保持装置，并且在真空状态下保持围绕中间产品的环境。
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公开(公告)号：US20050196650A1
公开(公告)日：2005-09-08
申请号：US11065142
申请日：2005-02-24
申请人： Takahiro Suwa , Mitsuru Takai , Kazuhiro Hattori , Shuichi Okawa , Mikiharu Hibi
发明人： Takahiro Suwa , Mitsuru Takai , Kazuhiro Hattori , Shuichi Okawa , Mikiharu Hibi
CPC分类号： G11B5/855 , Y10T428/24355 , Y10T428/24479 , Y10T428/24488 , Y10T428/24537 , Y10T428/2457
摘要： A magnetic recording medium includes at least a disk substrate 1, a magnetic recording layer 5 formed with a predetermined concavo-convex pattern on the disk substrate 1, and a non-magnetic layer 6 formed in concave portions of the concavo-convex pattern. Convex shapes made of a non-magnetic material are formed on the magnetic recording layer 5 or the non-magnetic layer 6. Each convex shape is formed, for example, into a mountain-like shape whose upper surface width (W1 or W2) is made smaller than width W5 of each convex portion of the magnetic recording layer 5 or width W6 of each concave portion where the non-magnetic layer 6 is formed.
摘要翻译： 磁记录介质至少包括盘基板1，在盘基板1上形成有预定的凹凸图案的磁记录层5以及形成在凹凸图案的凹部中的非磁性层6。 在磁记录层5或非磁性层6上形成由非磁性材料形成的凸形。每个凸形形成为例如上表面宽度（W 1或W 2）的山形 ）被制成小于磁记录层5的每个凸部的宽度W 5或形成非磁性层6的每个凹部的宽度W 6。
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公开(公告)号：US20050086795A1
公开(公告)日：2005-04-28
申请号：US10972325
申请日：2004-10-26
申请人： Takahiro Suwa , Mitsuru Takai , Kazuhiro Hattori , Shuichi Okawa
发明人： Takahiro Suwa , Mitsuru Takai , Kazuhiro Hattori , Shuichi Okawa
CPC分类号： G11B5/855 , Y10T29/49021 , Y10T29/49032 , Y10T29/49043 , Y10T29/49046 , Y10T29/49048 , Y10T29/49052
摘要： A method for manufacturing a magnetic recording medium that has a sufficiently flat surface and includes a recording layer having a concavo-convex pattern that provides favorable accuracy of recording and reproduction. The manufacturing method includes the steps of: forming a lower non-magnetic film over a recording layer having a concavo-convex pattern; and forming an upper non-magnetic film on the lower non-magnetic film to fill concave portions 34 of the concavo-convex pattern. A bias power is applied to an object to be processed at least in the step of forming the upper non-magnetic film, and no bias power or a smaller bias power than the bias power applied in the step of forming the upper non-magnetic film is applied in the formation of the lower non-magnetic film.
摘要翻译： 一种制造具有足够平坦表面的磁记录介质的方法，包括具有提供良好记录和再现精度的凹凸图案的记录层。 该制造方法包括以下步骤：在具有凹凸图案的记录层上形成下部非磁性膜; 并且在下部非磁性膜上形成上部非磁性膜以填充凹凸图案的凹部34。 至少在形成上部非磁性膜的步骤中，对要处理的物体施加偏置功率，并且与形成上部非磁性膜的步骤中施加的偏置功率相比，没有偏置功率或较小的偏置功率 用于形成较低的非磁性膜。
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14.发明申请公开(公告)号：US20060063042A1
公开(公告)日：2006-03-23
申请号：US11206874
申请日：2005-08-19
申请人： Mitsuru Takai , Kazuhiro Hattori , Takahiro Suwa , Shuichi Okawa
发明人： Mitsuru Takai , Kazuhiro Hattori , Takahiro Suwa , Shuichi Okawa
IPC分类号： G11B5/706
CPC分类号： G11B5/855
摘要： A magnetic recording medium is provided in which a magnetic recording layer 5 is provided in a predetermined concavo-convex pattern on a substrate 1A, a concave portion in a concavo-convex pattern is filled with a non-magnetic material, and a non-magnetic layer 16 formed of the non-magnetic material positioned at the bottom surface of the concave portion in the non-magnetic materials is formed on a convex portion of the concavo-convex pattern while surface of the convex portion and the concave portion is substantially flattened, and a thickness of the non-magnetic layer 16 is 1 nm or less.
摘要翻译： 提供一种磁记录介质，其中在基板1A上以预定的凹凸图案设置磁记录层5，凹凸图案的凹部填充有非磁性材料， 形成在非磁性材料的凹部的底面的非磁性材料形成的磁性层16形成在凹凸图案的凸部上，凸部和凹部的表面基本平坦化 ，非磁性层16的厚度为1nm以下。
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公开(公告)号：US07604880B2
公开(公告)日：2009-10-20
申请号：US11085522
申请日：2005-03-22
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。
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公开(公告)号：US07149338B2
公开(公告)日：2006-12-12
申请号：US10084177
申请日：2002-02-28
申请人： Mitsuru Takai , Takahiro Suwa
发明人： Mitsuru Takai , Takahiro Suwa
IPC分类号： G06K9/00
CPC分类号： G06T7/0002 , G06T7/001 , G06T2207/30136
摘要： There are provided a next process-determining method capable of determining a next process to be carried out next objectively and at the same time in a short time period, as well as an inspecting method and apparatus which are capable of carrying out a predetermined inspection as to an object to be inspected according to the next process-determining method. A sample object is digitized to sample data formed by digital data. The sample data is compressed into compressed sample data according to a predetermined data format. There is calculated a difference data amount between a data amount of the compressed sample data and a data amount of reference data formed by digitizing and compressing a reference sample object in the same manner as the sample object is processed. Which of a plurality of predetermined numerical ranges the difference data amount belongs to is identified. A predetermined process is determined which is associated with the identified numerical range in advance as a next process to be carried out next.
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公开(公告)号：US20050233176A1
公开(公告)日：2005-10-20
申请号：US11085522
申请日：2005-03-22
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。
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18.发明授权公开(公告)号：US07463762B2
公开(公告)日：2008-12-09
申请号：US11536861
申请日：2006-09-29
申请人： Mitsuru Takai , Takahiro Suwa
发明人： Mitsuru Takai , Takahiro Suwa
IPC分类号： G06K9/00
CPC分类号： G06T7/0002 , G06T7/001 , G06T2207/30136
摘要： There are provided a next process-determining method capable of determining a next process to be carried out next objectively and at the same time in a short time period, as well as an inspecting method and apparatus which are capable of carrying out a predetermined inspection as to an object to be inspected according to the next process-determining method. A sample object is digitized to sample data formed by digital data. The sample data is compressed into compressed sample data according to a predetermined data format. There is calculated a difference data amount between a data amount of the compressed sample data and a data amount of reference data formed by digitizing and compressing a reference sample object in the same manner as the sample object is processed. Which of a plurality of predetermined numerical ranges the difference data amount belongs to is identified. A predetermined process is determined which is associated with the identified numerical range in advance as a next process to be carried out next.
摘要翻译： 提供了一种能够在短时间内同时确定下一个要进行下一个处理的处理决定方法以及能够执行预定检查的检查方法和装置 根据下一个处理确定方法对待检查的对象。 数字化采样对象以采样数字数据形成的数据。 样本数据根据预定的数据格式被压缩成压缩样本数据。 以与处理样本对象相同的方式计算压缩样本数据的数据量与通过数字化和压缩参考样本对象而形成的参考数据的数据量之间的差数据量。 识别差分数据量属于多个预定数值范围中的哪一个。 确定与预先识别的数值范围相关联的预定处理作为下一个要执行的处理。
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公开(公告)号：US07247251B2
公开(公告)日：2007-07-24
申请号：US11050769
申请日：2005-02-07
申请人： Kazuhiro Hattori , Shuichi Okawa , Takahiro Suwa , Mikiharu Hibi
发明人： Kazuhiro Hattori , Shuichi Okawa , Takahiro Suwa , Mikiharu Hibi
IPC分类号： H01F1/00
摘要： A method for manufacturing a magnetic recording medium is provided, which can efficiently manufacture a magnetic recording medium that includes a recording layer formed in a concavo-convex pattern, has a sufficiently flat surface, and provides good recording and reproduction precision. The method includes: a non-magnetic material filling step of depositing a non-magnetic material over a recording layer formed in a predetermined concavo-convex pattern over a substrate, thereby filling a concave portion of the concavo-convex pattern with the non-magnetic material; and a flattening step of removing the excess part of the non-magnetic material above the recording layer by ion beam etching to flatten the surfaces of the non-magnetic layer and the recording layer.
摘要翻译： 提供了一种用于制造磁记录介质的方法，其可以有效地制造包括以凹凸图案形成的记录层的磁记录介质，具有足够平坦的表面，并且提供良好的记录和再现精度。 该方法包括：非磁性材料填充步骤，将非磁性材料沉积在基板上以预定的凹凸图案形成的记录层上，从而用非磁性填充凹凸图案的凹部 材料; 以及通过离子束蚀刻去除记录层上方的非磁性材料的剩余部分的平坦化步骤，以使非磁性层和记录层的表面变平。
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20.发明申请Magnetic recording medium, magnetic recording and reproducing apparatus, and method for manufacturing magnetic recording medium 审中-公开磁记录介质，磁记录和再现装置以及磁记录介质的制造方法公开(公告)号：US20060292400A1
公开(公告)日：2006-12-28
申请号：US11472419
申请日：2006-06-22
申请人： Takahiro Suwa , Kazuhiro Hattori , Shuichi Okawa
发明人： Takahiro Suwa , Kazuhiro Hattori , Shuichi Okawa
CPC分类号： G11B5/855
摘要： A magnetic recording medium that includes a recording layer formed in a predetermined concavo-convex pattern in which recording elements are formed as convex portions, has high areal density, cannot cause crash of a magnetic head easily, and has high reliability, and a magnetic recording and reproducing apparatus including that magnetic recording medium are provided. The magnetic recording medium includes: the recording elements formed as the convex portions of the recording layer formed in a predetermined concavo-convex pattern over a substrate; and a filling material with which a concave portion between the recording elements is filled. The surface roughness of a portion of a surface of the medium above the filling material is larger than that of portions of the surface above the recording elements.
摘要翻译： 包括以预定的凹凸图案形成的记录层的磁记录介质，其中记录元件形成为凸部，具有高的面密度，不容易使磁头发生碰撞，并且具有高可靠性，并且磁记录 并且提供包括该磁记录介质的再现装置。 磁记录介质包括：记录元件，形成为在衬底上以预定的凹凸图案形成的记录层的凸部; 以及填充有记录元件之间的凹部的填充材料。 在填充材料之上的介质的表面的一部分的表面粗糙度大于记录元件上方表面的部分的表面粗糙度。
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