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1. 发明申请

US20120118853A1 MANUFACTURING METHOD OF MASTER DISK FOR PATTERNED MEDIUM AND MAGNETIC RECORDING DISK MANUFACTURING METHOD 审中-公开
标题翻译：图形磁盘和磁记录磁盘制造方法主磁盘的制造方法
公开(公告)号：US20120118853A1
公开(公告)日：2012-05-17
申请号：US13356936
申请日：2012-01-24
申请人： Munehiro OGASAWARA , Yoshiyuki KAMATA , Akira KIKITSU
发明人： Munehiro OGASAWARA , Yoshiyuki KAMATA , Akira KIKITSU
IPC分类号： C23F1/02 , B29C59/16 , C23C14/00 , B29C33/38
CPC分类号： G11B5/855
摘要： According to one embodiment, a method for manufacturing a master disk for discoid patterned medium having a plurality of sectors arranged in a circumferential direction, the plurality of sectors including a recording data portion and a servo data portion that includes a sector identification region having gaps formed in a linear pattern is provided. An imprint master disk having a linear pattern which is common to the sectors before the gaps are formed in the sector identification region and including at least one pattern of the sector is prepared, imprinting is repeated in the circumferential direction by using the imprint master disk to form patterns of a discoid patterned medium on a substrate, and a sector identification pattern is formed in each sector by forming gaps in the linear pattern of each sector identification region among the patterns formed on the substrate.
摘要翻译：根据一个实施例，一种用于制造具有沿圆周方向布置的多个扇区的盘状图案化介质的母盘的方法，所述多个扇区包括记录数据部分和伺服数据部分，所述伺服数据部分包括形成有间隙的扇区识别区域提供了线性图案。准备在扇区识别区域中形成间隙之前的区段共同的线性图案的压印母盘，并且包括扇区的至少一个图案，通过使用压印母盘向周向重复记录在基板上形成盘状图案化介质的形状图案，并且通过在形成在基板上的图案中的每个扇区识别区域的线性图案中形成间隙，在每个扇区中形成扇区识别图案。

2. 发明申请

US20110164337A1 SUBSTRATE FOR MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING AND REPRODUCING APPARATUS 审中-公开
标题翻译：用于磁记录介质，磁记录介质和磁记录和再现装置的基板
公开(公告)号：US20110164337A1
公开(公告)日：2011-07-07
申请号：US13047077
申请日：2011-03-14
申请人： Kaori KIMURA , Masatoshi SAKURAI , Akira KIKITSU , Yoshiyuki KAMATA , Satoshi SHIROTORI , Hiroyuki HIEDA
发明人： Kaori KIMURA , Masatoshi SAKURAI , Akira KIKITSU , Yoshiyuki KAMATA , Satoshi SHIROTORI , Hiroyuki HIEDA
IPC分类号： G11B5/82
CPC分类号： G11B5/82 , B82Y10/00 , G11B5/667 , G11B5/743 , G11B5/855 , G11B5/865
摘要： In an example magnetic recording medium substrate, a plurality of recording tracks are formed on a substrate, each recording track being formed of a magnetic material. Non-recording sections are formed on the substrate, each non-recording section separating adjacent recording tracks. Each recording track includes a plurality of recording sections and connecting sections for connecting the recording sections adjacent thereto in a track longitudinal direction, and each connecting section has a cross-sectional area in a track width direction that is smaller than a cross-sectional area in a track width direction of adjacent recording sections.
摘要翻译：在一个示例性磁记录介质基板中，在基板上形成多个记录磁道，每个记录磁道由磁性材料形成。非记录部分形成在基板上，每个非记录部分分隔相邻的记录道。每个记录轨道包括多个记录部分和连接部分，用于在轨道纵向方向上连接与其相邻的记录部分，并且每个连接部分具有在轨道宽度方向上的横截面积小于横截面积的横截面积相邻记录部的轨道宽度方向。

3. 发明申请

US20100006537A1 METHOD OF MANUFACTURING MAGNETIC RECORDING MEDIUM 审中-公开
标题翻译：制造磁记录介质的方法
公开(公告)号：US20100006537A1
公开(公告)日：2010-01-14
申请号：US12561151
申请日：2009-09-16
申请人： Yoshiyuki KAMATA , Akira KIKITSU , Yosuke ISOWAKI , Kaori KIMURA , Satoshi SHIROTORI , Masatoshi SAKURAI
发明人： Yoshiyuki KAMATA , Akira KIKITSU , Yosuke ISOWAKI , Kaori KIMURA , Satoshi SHIROTORI , Masatoshi SAKURAI
IPC分类号： B44C1/22
CPC分类号： G11B5/855 , G11B5/65 , G11B5/66
摘要： According to one embodiment, a method of manufacturing a magnetic recording medium includes depositing a magnetic recording layer on a substrate, the magnetic recording layer having a multi-layered structure of two or more layers at least one layer of which has a granular structure including CoCrPt alloy and SiO2, TiO2, CrO2, CoO2 or Ta2O5, forming masks on areas corresponding to recording regions of the magnetic recording layer, partially etching the magnetic recording layer in areas not covered with the masks with an etching gas to expose the granular layer of the magnetic recording layer and to form protrusions and recesses on the magnetic recording layer, modifying the granular layer of the magnetic recording layer remaining in the recesses with modifying gas, promoting modification reaction to form non-recording regions, and forming a protective film on an entire surface.
摘要翻译：根据一个实施例，制造磁记录介质的方法包括在基片上沉积磁记录层，该磁记录层具有两层或更多层的多层结构，其至少一层具有包括CoCrPt 合金和SiO 2，TiO 2，CrO 2，CoO 2或Ta 2 O 5，在与磁记录层的记录区相对应的区域上形成掩模，用蚀刻气体部分蚀刻未被掩模覆盖的区域中的磁记录层，以暴露出磁记录层，并在磁记录层上形成凸起和凹槽，用改性气体改性残留在凹槽中的磁记录层的颗粒层，促进改性反应形成非记录区，并在整体上形成保护膜表面。

4. 发明申请

US20110267718A1 MAGNETIC RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME 审中-公开
标题翻译：磁记录介质及其制造方法
公开(公告)号：US20110267718A1
公开(公告)日：2011-11-03
申请号：US13070376
申请日：2011-03-23
申请人： Akihiro ITAKURA , Akira KIKITSU , Yoshiyuki KAMATA , Naoko KIHARA
发明人： Akihiro ITAKURA , Akira KIKITSU , Yoshiyuki KAMATA , Naoko KIHARA
IPC分类号： G11B5/82 , G11B5/84
CPC分类号： G11B5/855 , B82Y10/00 , G11B5/746 , G11B5/82 , G11B5/865
摘要： According to one embodiment, a magnetic recording medium includes a plurality of magnetic dots having a pattern formed by self organization. The density of magnetic dots in a peripheral portion of a central portion in a widthwise direction is higher than that of magnetic dots in the central portion at a burst portion of the magnetic recording medium.
摘要翻译：根据一个实施例，磁记录介质包括具有通过自组织形成的图案的多个磁点。在磁记录介质的突发部分，中心部分沿宽度方向的周边部分的磁点的密度高于中心部分的磁点的密度。

5. 发明申请

US20120069468A1 MAGNETIC RECORDING MEDIUM, METHOD OF MANUFACTURING THE SAME, AND MAGNETIC RECORDING APPARATUS 有权
标题翻译：磁记录介质，其制造方法和磁记录装置
公开(公告)号：US20120069468A1
公开(公告)日：2012-03-22
申请号：US13185880
申请日：2011-07-19
申请人： Yoshiyuki KAMATA , Kaori Kimura , Takeshi Iwasaki
发明人： Yoshiyuki KAMATA , Kaori Kimura , Takeshi Iwasaki
IPC分类号： G11B5/82 , G11B5/84 , B05D1/36 , B05D5/00 , G11B17/02 , B05D1/32
CPC分类号： G11B5/82 , B82Y10/00 , G11B5/65 , G11B5/743 , G11B5/746 , G11B5/855
摘要： According to one embodiment, in a method of manufacturing a magnetic recording medium which is configured such that a ferromagnetic recording part is formed on a substrate in a desired track pattern or a desired bit pattern, a ferromagnetic film is formed on the substrate, and then a mask is formed on the ferromagnetic film, the mask having an opening above a region for isolating the ferromagnetic film between tracks or bits. Subsequently, a B-based gas is radiated on the region of the ferromagnetic film through the opening of the mask, thereby increasing a B content of the region to nonmagnetize the region.
摘要翻译：根据一个实施例，在制造磁记录介质的方法中，磁记录介质被构造为使得铁磁记录部分以期望的轨迹图案或期望的位图形式形成在基板上，在基板上形成铁磁性膜，然后在铁磁膜上形成掩模，该掩模在磁道或位之间隔离铁磁膜的区域之上具有开口。随后，通过打开掩模，在铁磁膜的区域上辐射B基气体，从而增加该区域的B含量以使该区域不磁化。

6. 发明申请

US20130075361A1 PATTERN FORMING METHOD 有权
标题翻译：图案形成方法
公开(公告)号：US20130075361A1
公开(公告)日：2013-03-28
申请号：US13528348
申请日：2012-06-20
申请人： Yoshiaki KAWAMONZEN , Yasuaki OOTERA , Akiko YUZAWA , Naoko KIHARA , Yoshiyuki KAMATA , Hiroyuki HIEDA , Norikatsu SASAO , Ryosuke YAMAMOTO , Takeshi OKINO , Tomoyuki MAEDA , Takuya SHIMADA
发明人： Yoshiaki KAWAMONZEN , Yasuaki OOTERA , Akiko YUZAWA , Naoko KIHARA , Yoshiyuki KAMATA , Hiroyuki HIEDA , Norikatsu SASAO , Ryosuke YAMAMOTO , Takeshi OKINO , Tomoyuki MAEDA , Takuya SHIMADA
IPC分类号： B44C1/22
CPC分类号： B44C1/227 , B41M5/00 , B81C1/0046 , B81C2201/0153 , B82Y10/00 , B82Y40/00 , G03F7/0002 , H01L21/0337 , Y10T156/1041
摘要： A pattern forming method according to an embodiment includes: forming a pattern film on a first substrate, the pattern film having a concave-convex pattern, the pattern film being made of a material containing a first to-be-imprinted agent; forming a material film on a second substrate, the material film containing a second to-be-imprinted agent having a higher etching rate than an etching rate of the first to-be-imprinted agent; transferring the concave-convex pattern of the pattern film onto the material film by applying pressure between the first substrate and the second substrate, with the pattern film being positioned to face the material film, and by curing the second to-be-imprinted agent; detaching the first substrate from the pattern film; and removing the material film by etching, to leave the pattern film on the second substrate.
摘要翻译：根据实施例的图案形成方法包括：在第一基板上形成图案膜，所述图案膜具有凹凸图案，所述图案膜由包含第一待打印剂的材料制成; 在第二基板上形成材料膜，所述材料膜含有蚀刻速率高于第一待打印剂的蚀刻速率的第二待定印剂; 通过在第一基板和第二基板之间施加压力将图案膜的凹凸图案转印到材料膜上，图案膜定位成面对材料膜，并且通过固化第二待打印剂; 从图案膜分离第一衬底; 并通过蚀刻去除材料膜，以将图案膜留在第二基板上。

7. 发明申请

US20130069272A1 METHOD OF MANUFACTURING MOLD AND METHOD OF MANUFACTURING MAGNETIC RECORDING MEDIUM 有权
标题翻译：制造模具的方法和制造磁记录介质的方法
公开(公告)号：US20130069272A1
公开(公告)日：2013-03-21
申请号：US13423543
申请日：2012-03-19
申请人： Yasuaki OOTERA , Yoshiyuki KAMATA , Naoko KIHARA , Yoshiaki KAWAMONZEN , Takeshi OKINO , Ryosuke YAMAMOTO , Tomoyuki MAEDA , Norikatsu SASAO , Akiko YUZAWA , Takuya SHIMADA , Hiroyuki Hieda
发明人： Yasuaki OOTERA , Yoshiyuki KAMATA , Naoko KIHARA , Yoshiaki KAWAMONZEN , Takeshi OKINO , Ryosuke YAMAMOTO , Tomoyuki MAEDA , Norikatsu SASAO , Akiko YUZAWA , Takuya SHIMADA , Hiroyuki Hieda
IPC分类号： B29C41/22 , G11B5/84 , B44C1/22
CPC分类号： B29C33/3857 , G11B5/855
摘要： In one embodiment, a method of manufacturing a mold includes: forming a first layer having an affinity to a second polymer on a substrate having an affinity to a first polymer; forming first and second openings in the first layer; filling a resist in the second openings and hardening the resist to obtain a hardened resist; and forming a second layer containing a block copolymer and causing it to self-assemble.
摘要翻译：在一个实施方案中，制造模具的方法包括：在对第一聚合物具有亲和性的基材上形成对第二聚合物具有亲和性的第一层; 在第一层中形成第一和第二开口; 在第二开口中填充抗蚀剂并使抗蚀剂硬化以获得硬化抗蚀剂; 并形成含有嵌段共聚物并使其自组装的第二层。

8. 发明申请

US20110132752A1 PERPENDICULAR MAGNETIC RECORDING MEDIUM, METHOD OF MANUFACTURING THE SAME, AND MAGNETIC READ/WRITE APPARATUS 失效
标题翻译：全息磁记录介质，其制造方法和磁读取装置
公开(公告)号：US20110132752A1
公开(公告)日：2011-06-09
申请号：US12961388
申请日：2010-12-06
申请人： Satoshi SHIROTORI , Akira WATANABE , Yoshiyuki KAMATA , Masatoshi SAKURAI
发明人： Satoshi SHIROTORI , Akira WATANABE , Yoshiyuki KAMATA , Masatoshi SAKURAI
IPC分类号： C25D1/10 , G03F7/20
CPC分类号： G11B5/855 , B82Y10/00 , B82Y40/00 , C25D1/003 , C25D1/10 , G03F7/0002 , G11B5/746 , G11B5/865
摘要： According to one embodiment, an electroforming master comprises a patterns of protrusions and recesses formed on one major surface of an Si substrate having two major surfaces, corresponding to information for positioning of a read/write head (a preamble, address, and burst), recording tracks or recording bits. Impurity ions are doped in the surface of this patterns of protrusions and recesses. The impurity ion concentration distribution in the film thickness direction of the Si substrate has a peak in a portion from the patterns of protrusions and recesses surface to a depth of 40 nm in the film thickness direction. The impurity concentration of this peak is 1×1020 to 2×1021 ions/cm3.
摘要翻译：根据一个实施例，电铸母版包括形成在具有两个主表面的Si衬底的一个主表面上的突起和凹槽的图案，其对应于用于定位读/写头（前导码，地址和突发）的信息，记录轨道或记录位。杂质离子掺杂在这种突起和凹陷图案的表面。 Si衬底的膜厚方向上的杂质离子浓度分布在从薄膜厚度方向的突起和凹陷表面的图案到深度为40nm的部分中具有峰值。该峰的杂质浓度为1×1020〜2×1021离子/ cm3。

9. 发明申请

US20100215989A1 METHOD OF MANUFACTURING MAGNETIC RECORDING MEDIUM 有权
标题翻译：制造磁记录介质的方法
公开(公告)号：US20100215989A1
公开(公告)日：2010-08-26
申请号：US12705456
申请日：2010-02-12
申请人： Yousuke ISOWAKI , Kaori KIMURA , Yoshiyuki KAMATA , Masatoshi SAKURAI
发明人： Yousuke ISOWAKI , Kaori KIMURA , Yoshiyuki KAMATA , Masatoshi SAKURAI
IPC分类号： G11B5/33 , B44C1/22
CPC分类号： G11B5/865 , B82Y10/00 , G11B5/743 , G11B5/746 , G11B5/855
摘要： According to one embodiment, a method of manufacturing a magnetic recording medium includes forming a first hard mask, a second hard mask and a resist on a magnetic recording layer, imprinting a stamper to the resist to transfer patterns of protrusions and recesses to the resist, removing residues remaining in the recesses of the patterned resist, etching the second hard mask by using the patterned resist as a mask to transfer the patterns of protrusions and recesses to the second hard mask, etching the first hard mask by using the second hard mask as a mask to transfer the patterns of protrusions and recesses to the first hard mask, subjecting the magnetic recording layer exposed in the recesses to modifying treatment to change an etching rate, and deactivating the magnetic recording layer exposed in the recesses.
摘要翻译：根据一个实施例，一种制造磁记录介质的方法包括在磁记录层上形成第一硬掩模，第二硬掩模和抗蚀剂，将压模压印到抗蚀剂上，以将凹凸图案转印到抗蚀剂上，去除残留在图案化抗蚀剂的凹部中的残留物，通过使用图案化抗蚀剂作为掩模蚀刻第二硬掩模以将突起和凹陷的图案转移到第二硬掩模，通过使用第二硬掩模蚀刻第一硬掩模用于将突起和凹陷的图案转移到第一硬掩模的掩模，对暴露于凹部中的磁记录层进行修改处理以改变蚀刻速率，以及使在凹部中暴露的磁记录层失活。

10. 发明申请

US20100214694A1 METHOD OF MANUFACTURING MAGNETIC RECORDING MEDIUM 有权
标题翻译：制造磁记录介质的方法
公开(公告)号：US20100214694A1
公开(公告)日：2010-08-26
申请号：US12705421
申请日：2010-02-12
申请人： Kaori KIMURA , Yousuke ISOWAKI , Yoshiyuki KAMATA , Masatoshi SAKURAI
发明人： Kaori KIMURA , Yousuke ISOWAKI , Yoshiyuki KAMATA , Masatoshi SAKURAI
IPC分类号： G11B5/82 , C23F1/02
CPC分类号： C23F4/00 , B82Y10/00 , G11B5/743 , G11B5/746 , G11B5/855 , G11B5/865
摘要： According to one embodiment, a method of manufacturing a magnetic recording medium includes forming a first hard mask, a second hard mask and a resist on a magnetic recording layer, imprinting a stamper to the resist to transfer patterns of protrusions and recesses to the resist, removing residues remaining in the recesses of the patterned resist, etching the second hard mask by using the patterned resist as a mask to transfer the patterns of protrusions and recesses to the second hard mask, etching the first hard mask by using the second hard mask as a mask to transfer the patterns of protrusions and recesses to the first hard mask, removing the second hard mask remaining on the protrusions of the first hard mask, and deactivating the magnetic recording layer exposed in the recesses by means of ion beam irradiation.
摘要翻译：根据一个实施例，一种制造磁记录介质的方法包括在磁记录层上形成第一硬掩模，第二硬掩模和抗蚀剂，将压模压印到抗蚀剂上，以将凹凸图案转印到抗蚀剂上，去除残留在图案化抗蚀剂的凹部中的残留物，通过使用图案化抗蚀剂作为掩模蚀刻第二硬掩模以将突起和凹陷的图案转移到第二硬掩模，通过使用第二硬掩模蚀刻第一硬掩模用于将突起和凹陷的图案转移到第一硬掩模的掩模，去除残留在第一硬掩模的突起上的第二硬掩模，以及通过离子束照射去除在凹部中暴露的磁记录层。

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