JP2001160214A - 磁気記録媒体及び磁気ディスク装置 - Google Patents

磁気記録媒体及び磁気ディスク装置

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Publication number
JP2001160214A
JP2001160214A JP32776199A JP32776199A JP2001160214A JP 2001160214 A JP2001160214 A JP 2001160214A JP 32776199 A JP32776199 A JP 32776199A JP 32776199 A JP32776199 A JP 32776199A JP 2001160214 A JP2001160214 A JP 2001160214A
Authority
JP
Japan
Prior art keywords
magnetic
recording medium
magnetic recording
underlayer
layer
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP32776199A
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English (en)
Japanese (ja)
Other versions
JP2001160214A5 (https=
Inventor
Mitsuhiro Shoda
光広 正田
Naoto Endo
直人 遠藤
Tomoyoshi Aida
倫佳 合田
Yuzuru Hosoe
譲 細江
Akira Kato
章 加藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP32776199A priority Critical patent/JP2001160214A/ja
Publication of JP2001160214A publication Critical patent/JP2001160214A/ja
Publication of JP2001160214A5 publication Critical patent/JP2001160214A5/ja
Pending legal-status Critical Current

Links

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  • Magnetic Record Carriers (AREA)
JP32776199A 1999-09-24 1999-11-18 磁気記録媒体及び磁気ディスク装置 Pending JP2001160214A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP32776199A JP2001160214A (ja) 1999-09-24 1999-11-18 磁気記録媒体及び磁気ディスク装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP11-269867 1999-09-24
JP26986799 1999-09-24
JP32776199A JP2001160214A (ja) 1999-09-24 1999-11-18 磁気記録媒体及び磁気ディスク装置

Publications (2)

Publication Number Publication Date
JP2001160214A true JP2001160214A (ja) 2001-06-12
JP2001160214A5 JP2001160214A5 (https=) 2005-10-13

Family

ID=26548951

Family Applications (1)

Application Number Title Priority Date Filing Date
JP32776199A Pending JP2001160214A (ja) 1999-09-24 1999-11-18 磁気記録媒体及び磁気ディスク装置

Country Status (1)

Country Link
JP (1) JP2001160214A (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1296889C (zh) * 2003-08-29 2007-01-24 株式会社东芝 磁盘和装备该磁盘的磁盘设备
JP2007272995A (ja) * 2006-03-31 2007-10-18 Hoya Corp 磁気ディスク装置および非磁性基板の良否判定方法、磁気ディスク、並びに磁気ディスク装置
WO2022209935A1 (ja) * 2021-03-31 2022-10-06 ソニーグループ株式会社 磁気記録媒体

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1296889C (zh) * 2003-08-29 2007-01-24 株式会社东芝 磁盘和装备该磁盘的磁盘设备
US7239483B2 (en) 2003-08-29 2007-07-03 Kabushiki Kaisha Toshiba Magnetic disk with specified contact ratio [BH 1.0 nm] and circumferential texturing and magnetic disk apparatus equipped with magnetic disk
JP2007272995A (ja) * 2006-03-31 2007-10-18 Hoya Corp 磁気ディスク装置および非磁性基板の良否判定方法、磁気ディスク、並びに磁気ディスク装置
WO2022209935A1 (ja) * 2021-03-31 2022-10-06 ソニーグループ株式会社 磁気記録媒体
JPWO2022209935A1 (https=) * 2021-03-31 2022-10-06
US12243571B2 (en) 2021-03-31 2025-03-04 Sony Group Corporation Magnetic recording medium having a core part level difference
JP7782549B2 (ja) 2021-03-31 2025-12-09 ソニーグループ株式会社 磁気記録媒体

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