WO2008126315A1 - パターンド媒体およびその製造方法 - Google Patents

パターンド媒体およびその製造方法 Download PDF

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Publication number
WO2008126315A1
WO2008126315A1 PCT/JP2007/057270 JP2007057270W WO2008126315A1 WO 2008126315 A1 WO2008126315 A1 WO 2008126315A1 JP 2007057270 W JP2007057270 W JP 2007057270W WO 2008126315 A1 WO2008126315 A1 WO 2008126315A1
Authority
WO
WIPO (PCT)
Prior art keywords
dots
patterned medium
constant
base substrate
dot
Prior art date
Application number
PCT/JP2007/057270
Other languages
English (en)
French (fr)
Inventor
Yasuo Hosoda
Original Assignee
Pioneer Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pioneer Corporation filed Critical Pioneer Corporation
Priority to PCT/JP2007/057270 priority Critical patent/WO2008126315A1/ja
Priority to JP2009508857A priority patent/JP4528355B2/ja
Publication of WO2008126315A1 publication Critical patent/WO2008126315A1/ja

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/855—Coating only part of a support with a magnetic layer
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers

Abstract

　パターンド媒体に形成された各ドット上にヘッドを高精度に位置決めすることを可能にし、しかも高い記録密度を実現し得るパターンド媒体を提供する。パターンド媒体は、ベース基板と、前記ベース基板上に所定のデータトラックに沿って規則的に配列して形成された記録材料からなる複数のドットと、前記ドットを物理的に互いに孤立させる分離領域とを有する。前記ドットは、前記データトラックにおいて所定周期毎に少なくとも１つのドットが欠落するスペース領域を除いて前記所定周期よりも微細な一定周期で形成され、前記各スペース領域の長さは前記ドットの一定周期に対応する一定長である。
PCT/JP2007/057270 2007-03-30 2007-03-30 パターンド媒体およびその製造方法 WO2008126315A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2007/057270 WO2008126315A1 (ja) 2007-03-30 2007-03-30 パターンド媒体およびその製造方法
JP2009508857A JP4528355B2 (ja) 2007-03-30 2007-03-30 パターンド媒体およびその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/057270 WO2008126315A1 (ja) 2007-03-30 2007-03-30 パターンド媒体およびその製造方法

Publications (1)

Publication Number Publication Date
WO2008126315A1 true WO2008126315A1 (ja) 2008-10-23

Family

ID=39863491

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/057270 WO2008126315A1 (ja) 2007-03-30 2007-03-30 パターンド媒体およびその製造方法

Country Status (2)

Country Link
JP (1) JP4528355B2 (ja)
WO (1) WO2008126315A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013058294A (ja) * 2011-09-09 2013-03-28 Toshiba Corp 磁気記録媒体及び磁気記録媒体の製造方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6172678B2 (ja) 2014-04-30 2017-08-02 インターナショナル・ビジネス・マシーンズ・コーポレーションＩｎｔｅｒｎａｔｉｏｎａｌ Ｂｕｓｉｎｅｓｓ Ｍａｃｈｉｎｅｓ Ｃｏｒｐｏｒａｔｉｏｎ 検出装置、検出方法、およびプログラム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001202610A (ja) * 2000-01-21 2001-07-27 Tdk Corp 磁気記録媒体および磁気記録再生方法
JP2002109712A (ja) * 2000-09-29 2002-04-12 Tdk Corp 磁気記録媒体および磁気記録再生方式
JP2005122820A (ja) * 2003-10-16 2005-05-12 Toshiba Corp 記録媒体、記録再生装置、及び記録媒体の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003157507A (ja) * 2001-11-16 2003-05-30 Fuji Electric Co Ltd 磁気記録媒体、ディスク状磁気記録媒体の記録再生方法、記録装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001202610A (ja) * 2000-01-21 2001-07-27 Tdk Corp 磁気記録媒体および磁気記録再生方法
JP2002109712A (ja) * 2000-09-29 2002-04-12 Tdk Corp 磁気記録媒体および磁気記録再生方式
JP2005122820A (ja) * 2003-10-16 2005-05-12 Toshiba Corp 記録媒体、記録再生装置、及び記録媒体の製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013058294A (ja) * 2011-09-09 2013-03-28 Toshiba Corp 磁気記録媒体及び磁気記録媒体の製造方法
US9099143B2 (en) 2011-09-09 2015-08-04 Kabushiki Kaisha Toshiba Method for producing magnetic recording medium

Also Published As

Publication number Publication date
JPWO2008126315A1 (ja) 2010-07-22
JP4528355B2 (ja) 2010-08-18

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