JP2000298888A5 - - Google Patents

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Publication number
JP2000298888A5
JP2000298888A5 JP1999108012A JP10801299A JP2000298888A5 JP 2000298888 A5 JP2000298888 A5 JP 2000298888A5 JP 1999108012 A JP1999108012 A JP 1999108012A JP 10801299 A JP10801299 A JP 10801299A JP 2000298888 A5 JP2000298888 A5 JP 2000298888A5
Authority
JP
Japan
Prior art keywords
magnetic layer
recording
magnetic
film
magneto
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
JP1999108012A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000298888A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP11108012A priority Critical patent/JP2000298888A/ja
Priority claimed from JP11108012A external-priority patent/JP2000298888A/ja
Priority to US09/545,193 priority patent/US6343052B1/en
Publication of JP2000298888A publication Critical patent/JP2000298888A/ja
Publication of JP2000298888A5 publication Critical patent/JP2000298888A5/ja
Pending legal-status Critical Current

Links

JP11108012A 1999-04-15 1999-04-15 光磁気記録媒体 Pending JP2000298888A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP11108012A JP2000298888A (ja) 1999-04-15 1999-04-15 光磁気記録媒体
US09/545,193 US6343052B1 (en) 1999-04-15 2000-04-07 Magneto-optical medium having film with rounded upper corner and thickness decreasing to the side end on lands

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11108012A JP2000298888A (ja) 1999-04-15 1999-04-15 光磁気記録媒体

Publications (2)

Publication Number Publication Date
JP2000298888A JP2000298888A (ja) 2000-10-24
JP2000298888A5 true JP2000298888A5 (enExample) 2004-11-18

Family

ID=14473761

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11108012A Pending JP2000298888A (ja) 1999-04-15 1999-04-15 光磁気記録媒体

Country Status (2)

Country Link
US (1) US6343052B1 (enExample)
JP (1) JP2000298888A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000072319A1 (en) * 1999-05-19 2000-11-30 Fujitsu Limited Information recording medium and manufacturing method thereof
JP2002203343A (ja) * 2000-10-31 2002-07-19 Matsushita Electric Ind Co Ltd 光ディスクおよびその製造方法
JP2002260209A (ja) 2001-03-01 2002-09-13 Hitachi Ltd 非晶質磁気記録媒体およびその製法ならびに磁気記録再生装置
FR2827070B1 (fr) * 2001-07-04 2004-07-09 Commissariat Energie Atomique Support de stockage d'informations a reseau de plots aimantes lateralement et procede de fabrication de ce support
CN1711600A (zh) * 2002-11-01 2005-12-21 皇家飞利浦电子股份有限公司 域扩展rom介质的处理方案
JP2005011385A (ja) * 2003-06-16 2005-01-13 Canon Inc 磁区拡大型光磁気再生方法及び装置
JP2008016165A (ja) * 2006-07-10 2008-01-24 Canon Inc 記録パワー調整方法及び光ディスク装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4931336A (en) * 1988-01-18 1990-06-05 Fuji Photo Film Co., Ltd. Information recording medium and method of optically recording information employing the same
JPH0423239A (ja) * 1990-05-17 1992-01-27 Sony Corp 光記録媒体
US5274623A (en) * 1990-07-19 1993-12-28 Fuji Photo Film Co., Ltd. Information recording medium having high modulation degree
JPH06290493A (ja) 1993-03-31 1994-10-18 Ricoh Co Ltd ディスク成形品取り出し方法及び装置
DE69430883T2 (de) 1993-04-02 2003-01-23 Canon K.K., Tokio/Tokyo Magneto-optisches Aufzeichnungsmedium auf dem es moglich ist, Informationen hoher Zeichendichte aufzuzeichnen und Verfahren zur Wiedergabe der aufgezeichneten Informationen
JP3332458B2 (ja) 1993-04-02 2002-10-07 キヤノン株式会社 光磁気記録媒体
JP2879185B2 (ja) * 1993-04-16 1999-04-05 ティーディーケイ株式会社 光磁気ディスク
JPH09282727A (ja) * 1996-04-15 1997-10-31 Nec Corp 光磁気記録再生装置と再生方法
JPH10228684A (ja) 1996-12-13 1998-08-25 Canon Inc 光磁気記録媒体とその製造方法及びその媒体の再生方法
JPH10275369A (ja) 1997-01-31 1998-10-13 Canon Inc 情報記録媒体の製造方法および該方法による情報記録媒体
JP3416490B2 (ja) 1997-10-21 2003-06-16 キヤノン株式会社 光磁気記録媒体および記録方法
JPH11328762A (ja) 1998-05-08 1999-11-30 Canon Inc 光磁気記録媒体

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