DE602004009633D1 - Verfahren zum Formen eines Musters in einer magnetischen Festplattenschicht. - Google Patents

Verfahren zum Formen eines Musters in einer magnetischen Festplattenschicht.

Info

Publication number
DE602004009633D1
DE602004009633D1 DE602004009633T DE602004009633T DE602004009633D1 DE 602004009633 D1 DE602004009633 D1 DE 602004009633D1 DE 602004009633 T DE602004009633 T DE 602004009633T DE 602004009633 T DE602004009633 T DE 602004009633T DE 602004009633 D1 DE602004009633 D1 DE 602004009633D1
Authority
DE
Germany
Prior art keywords
pattern
forming
magnetic disk
disk layer
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.)
Expired - Fee Related
Application number
DE602004009633T
Other languages
English (en)
Other versions
DE602004009633T2 (de
Inventor
Thomas R Albrecht
Zvonimir Z Bandic
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.)
HGST Netherlands BV
Original Assignee
Hitachi Global Storage Technologies Inc
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 Global Storage Technologies Inc filed Critical Hitachi Global Storage Technologies Inc
Publication of DE602004009633D1 publication Critical patent/DE602004009633D1/de
Application granted granted Critical
Publication of DE602004009633T2 publication Critical patent/DE602004009633T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F1/00—Refuse receptacles; Accessories therefor
    • B65F1/04—Refuse receptacles; Accessories therefor with removable inserts
    • B65F1/06—Refuse receptacles; Accessories therefor with removable inserts with flexible inserts, e.g. bags or sacks
    • B65F1/062—Refuse receptacles; Accessories therefor with removable inserts with flexible inserts, e.g. bags or sacks having means for storing or dispensing spare bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F1/00—Refuse receptacles; Accessories therefor
    • B65F1/14—Other constructional features; Accessories
    • B65F1/16—Lids or covers
    • B65F1/1646—Lids or covers provided with means for mounting on receptacles, e.g. hinges
    • 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
    • G11B5/743—Patterned record carriers, wherein the magnetic recording layer is patterned into magnetic isolated data islands, e.g. discrete tracks
    • 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
    • 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
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
    • 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
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
    • G11B5/865—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers by contact "printing"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F2210/00—Equipment of refuse receptacles
    • B65F2210/132—Draining means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F2210/00—Equipment of refuse receptacles
    • B65F2210/18—Suspending means
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0026—Pulse recording
    • G11B2005/0029—Pulse recording using magnetisation components of the recording layer disposed mainly perpendicularly to the record carrier surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
DE602004009633T 2003-05-12 2004-02-18 Verfahren zum Formen eines Musters in einer magnetischen Festplattenschicht. Expired - Fee Related DE602004009633T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/436,932 US6791774B1 (en) 2003-05-12 2003-05-12 Contact magnetic transfer of servo pattern to rigid perpendicular magnetic recording disk
US436932 2003-05-12

Publications (2)

Publication Number Publication Date
DE602004009633D1 true DE602004009633D1 (de) 2007-12-06
DE602004009633T2 DE602004009633T2 (de) 2008-08-28

Family

ID=32927430

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004009633T Expired - Fee Related DE602004009633T2 (de) 2003-05-12 2004-02-18 Verfahren zum Formen eines Musters in einer magnetischen Festplattenschicht.

Country Status (8)

Country Link
US (1) US6791774B1 (de)
EP (1) EP1477969B1 (de)
JP (1) JP4119399B2 (de)
KR (1) KR20040097934A (de)
CN (1) CN100468529C (de)
DE (1) DE602004009633T2 (de)
SG (1) SG118245A1 (de)
TW (1) TW200506864A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7023631B2 (en) * 2002-11-07 2006-04-04 Seagate Technology Llc Bi-frequency servo pattern
US7504167B2 (en) * 2005-01-13 2009-03-17 Hitachi Global Storage Technologies Netherlands B.V. Contact magnetic transfer template having magnetic islands of antiferromagnetically-coupled ferromagnetic films
US7106531B2 (en) * 2005-01-13 2006-09-12 Hitachi Global Storage Technologies Netherlands, B.V. Method of forming a servo pattern on a rigid magnetic recording disk
JP2007226946A (ja) * 2006-01-30 2007-09-06 Fujifilm Corp 垂直磁気記録媒体の初期化方法、垂直磁気記録媒体、及び磁気記録装置
JP4413199B2 (ja) 2006-03-23 2010-02-10 東芝ストレージデバイス株式会社 偏心補正方法、信号処理回路、磁気記憶装置及び垂直磁気記録媒体
JP2007293930A (ja) * 2006-04-20 2007-11-08 Hitachi Global Storage Technologies Netherlands Bv 記録面にサーボ・パターンを書き込む方法及びデータ記憶装置
JP2008010028A (ja) * 2006-06-27 2008-01-17 Fujifilm Corp 垂直磁気記録媒体の磁気転写方法、垂直磁気記録媒体及び磁気記録装置
JP2008077772A (ja) * 2006-09-21 2008-04-03 Fujitsu Ltd 垂直磁気記録媒体、その製造方法及び磁気記録装置
KR100871702B1 (ko) * 2007-02-16 2008-12-08 삼성전자주식회사 디스크 영역의 데이터 빈도를 이용하는 ａｃ 소거 주파수설정 방법 및 ａｃ 소거 방법
US7652839B2 (en) * 2007-04-26 2010-01-26 Hitachi Global Storage Technologies Netherlands B.V. Magnetic recording disk with identical servo patterns formed on each disk surface by single master template and disk drive using the disk
US7466506B1 (en) 2007-06-19 2008-12-16 Hitachi Global Storage Technologies Netherlands B.V. Magnetic recording disk drive with head positioning servo control system for disk surfaces with identical servo patterns
KR20100000323A (ko) * 2008-06-24 2010-01-06 삼성전자주식회사 서보 마스터 및 이를 이용한 자기 전사 방법
US7960044B2 (en) * 2009-03-27 2011-06-14 Hitachi Global Storage Technologies Netherlands B.V. Patterned-media perpendicular magnetic recording disk with servo regions having magnetized servo pillars and oppositely-magnetized servo trenches
JP5658512B2 (ja) * 2010-08-31 2015-01-28 富士フイルム株式会社 サーボ信号が書き込まれた磁気テープの製造方法およびサーボライタ
JP6206252B2 (ja) * 2013-03-15 2017-10-04 ソニー株式会社 磁気記録媒体、サーボ信号記録装置及び磁気記録媒体の製造方法
US9361909B2 (en) * 2013-07-10 2016-06-07 Seagate Technology Llc Initialization of magnetic features
US10366711B1 (en) * 2018-07-11 2019-07-30 Seagate Technology Llc Applying a pre-erase or pre-condition field to a hard disk before writing data to the hard disk

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3869711A (en) 1973-09-24 1975-03-04 Ibm Magnetic pattern recording
US5121258A (en) * 1991-08-12 1992-06-09 Eastman Kodak Company Apparatus for anhysteretic duplication of a flexible magnetic disk
TW342495B (en) * 1996-07-22 1998-10-11 Matsushita Electric Ind Co Ltd Master information carrier, method of producing the same, and method for recording master information signal on magnetic recording medium
US6469848B1 (en) * 1999-04-27 2002-10-22 Matsushita Electric Industrial Co., Ltd. Method and apparatus for manufacturing a magnetic recording medium with pre-format recording signals transferred and recorded by using a master information carrier
JP2001243624A (ja) * 2000-02-28 2001-09-07 Fuji Photo Film Co Ltd 磁気転写方法
KR20020088375A (ko) * 2001-05-18 2002-11-27 후지 샤신 필름 가부시기가이샤 자기전사용 마스터담체 및 자기전사방법, 그리고자기전사용 마스터담체의 제작방법
SG112852A1 (en) * 2001-10-04 2005-07-28 Matsushita Electric Ind Co Ltd Manufacturing method for magnetic recording medium, and master information carrier used therefor

Also Published As

Publication number Publication date
EP1477969B1 (de) 2007-10-24
CN1551125A (zh) 2004-12-01
TW200506864A (en) 2005-02-16
SG118245A1 (en) 2006-01-27
KR20040097934A (ko) 2004-11-18
DE602004009633T2 (de) 2008-08-28
JP2004342297A (ja) 2004-12-02
JP4119399B2 (ja) 2008-07-16
EP1477969A2 (de) 2004-11-17
CN100468529C (zh) 2009-03-11
EP1477969A3 (de) 2006-04-05
US6791774B1 (en) 2004-09-14

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: HITACHI GLOBAL STORAGE TECHNOLOGIES B.V., AMST, NL

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee