CN1257490C - 信息记录媒体、信息记录方法以及信息记录媒体的制造方法 - Google Patents
信息记录媒体、信息记录方法以及信息记录媒体的制造方法 Download PDFInfo
- Publication number
- CN1257490C CN1257490C CNB011449357A CN01144935A CN1257490C CN 1257490 C CN1257490 C CN 1257490C CN B011449357 A CNB011449357 A CN B011449357A CN 01144935 A CN01144935 A CN 01144935A CN 1257490 C CN1257490 C CN 1257490C
- Authority
- CN
- China
- Prior art keywords
- record
- magnetization
- recording layer
- magnetized
- magnetic
- 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
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
-
- 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
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10502—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing characterised by the transducing operation to be executed
- G11B11/10526—Bulk initialisation or erasing, e.g. at least one whole information track with a single action
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10556—Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
- G11B11/10563—Access of indexed parts
- G11B11/10565—Marks for track change, e.g. prepits, gray codes
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
- G11B11/10578—Servo format, e.g. prepits, guide tracks, pilot signals
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
-
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
- G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
-
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
- G11B5/59677—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks with optical servo tracking
-
- 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
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/82—Disk carriers
- G11B5/825—Disk carriers flexible discs
-
- 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
- G11B2005/0005—Arrangements, methods or circuits
- G11B2005/0021—Thermally assisted recording using an auxiliary energy source for heating the recording layer locally to assist the magnetization reversal
Abstract
Description
Claims (39)
Applications Claiming Priority (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000391344 | 2000-12-22 | ||
JP2000391343 | 2000-12-22 | ||
JP2000391341 | 2000-12-22 | ||
JP2000391342 | 2000-12-22 | ||
JP2000391343 | 2000-12-22 | ||
JP2000391341 | 2000-12-22 | ||
JP2000391344 | 2000-12-22 | ||
JP2000391342 | 2000-12-22 | ||
JP2001161371A JP2002251725A (ja) | 2000-12-22 | 2001-05-29 | 情報記録媒体の製造方法 |
JP2001161371 | 2001-05-29 | ||
JP2001274234 | 2001-09-10 | ||
JP2001274236 | 2001-09-10 | ||
JP2001274236A JP2002251809A (ja) | 2000-12-22 | 2001-09-10 | 情報記録媒体 |
JP2001274234A JP2002251808A (ja) | 2000-12-22 | 2001-09-10 | 情報記録媒体及び情報記録媒体の処理方法 |
JP2001274235 | 2001-09-10 | ||
JP2001274235A JP2002251810A (ja) | 2000-12-22 | 2001-09-10 | 情報記録方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1360304A CN1360304A (zh) | 2002-07-24 |
CN1257490C true CN1257490C (zh) | 2006-05-24 |
Family
ID=27573735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011449357A Expired - Fee Related CN1257490C (zh) | 2000-12-22 | 2001-12-24 | 信息记录媒体、信息记录方法以及信息记录媒体的制造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6829201B2 (zh) |
EP (1) | EP1220204A3 (zh) |
KR (1) | KR20020051868A (zh) |
CN (1) | CN1257490C (zh) |
SG (1) | SG116437A1 (zh) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SG116437A1 (en) * | 2000-12-22 | 2005-11-28 | Fuji Photo Film Co Ltd | Information recording medium, information recording and reproducing method and manufacturing method of information recording medium. |
JP2003263804A (ja) * | 2002-03-08 | 2003-09-19 | Pioneer Electronic Corp | 誘電体記録媒体とその製造方法及びその製造装置 |
JP2004152466A (ja) * | 2002-10-07 | 2004-05-27 | Sharp Corp | 磁気記録媒体およびそれを用いた磁気記録装置 |
JP4089904B2 (ja) * | 2004-06-15 | 2008-05-28 | 富士フイルム株式会社 | 磁気記録媒体の製造方法 |
JP4427392B2 (ja) * | 2004-06-22 | 2010-03-03 | 株式会社東芝 | 磁気記録媒体、その製造方法及び磁気記録再生装置 |
JP2006031856A (ja) * | 2004-07-16 | 2006-02-02 | Toshiba Corp | 垂直磁気記録用のパターンドディスク媒体及び同媒体を搭載した磁気ディスクドライブ |
JP2006099932A (ja) * | 2004-09-03 | 2006-04-13 | Tdk Corp | 磁気記録媒体、磁気記録再生装置及び磁気記録媒体製造用スタンパ |
JP4402054B2 (ja) * | 2005-03-28 | 2010-01-20 | キヤノン株式会社 | 情報の記録・再生装置、情報の記録媒体及び記録装置 |
JP4649262B2 (ja) * | 2005-04-19 | 2011-03-09 | 株式会社東芝 | 磁気記録媒体の製造方法 |
JP2007172691A (ja) * | 2005-12-20 | 2007-07-05 | Tdk Corp | 磁気記録媒体、スタンパー、記録再生装置およびパラメータ測定方法 |
JP4585476B2 (ja) * | 2006-03-16 | 2010-11-24 | 株式会社東芝 | パターンド媒体および磁気記録装置 |
JP4675812B2 (ja) * | 2006-03-30 | 2011-04-27 | 株式会社東芝 | 磁気記録媒体、磁気記録装置および磁気記録媒体の製造方法 |
DE102006037216B4 (de) * | 2006-04-04 | 2017-07-13 | Tesa Scribos Gmbh | Verfahren zur Herstellung einer Punkteverteilung in einem Speichermedium sowie ein Speichermedium |
JP4557994B2 (ja) * | 2007-02-22 | 2010-10-06 | 株式会社日立製作所 | 磁気記録媒体の製造方法 |
JP2008282512A (ja) * | 2007-05-14 | 2008-11-20 | Toshiba Corp | 磁気記録媒体及び磁気記録再生装置 |
JP4382843B2 (ja) | 2007-09-26 | 2009-12-16 | 株式会社東芝 | 磁気記録媒体およびその製造方法 |
JP2010182376A (ja) * | 2009-02-05 | 2010-08-19 | Tdk Corp | 磁気記録媒体、記録再生装置およびスタンパー |
US8094403B2 (en) * | 2009-05-04 | 2012-01-10 | Hitachi Global Storage Technologies Netherlands B.V. | Correcting errors in position of an HDD write-head |
EP2355102A1 (en) * | 2010-02-02 | 2011-08-10 | Thomson Licensing | Near-field optical recording medium and optical pickup for this optical recording medium |
US8760980B2 (en) * | 2012-11-20 | 2014-06-24 | Seagate Technology Llc | Protective overcoat layer of carbon and a selected transition metal |
EP3681695A1 (en) | 2017-09-11 | 2020-07-22 | Raytheon Company | Magnetic encoding of physical objects in an additive manufacturing process |
EP3779986A4 (en) * | 2018-03-29 | 2022-03-30 | The University of Tokyo | RECORDING METHOD, RECORDING DEVICE, REPRODUCTION METHOD, REPRODUCTION DEVICE AND HIGH SPEED RESPONSE ELEMENT |
US11635746B2 (en) | 2020-03-25 | 2023-04-25 | Raytheon Company | System and method for authenticating physical objects with randomized embedded information |
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US3696346A (en) * | 1971-08-30 | 1972-10-03 | Honeywell Inc | Beam addressed optical memory |
JPS59191128A (ja) * | 1983-04-13 | 1984-10-30 | Fujitsu Ltd | 磁気デイスク装置 |
US4559570A (en) * | 1984-05-14 | 1985-12-17 | Compusonics Corporation | Magnetic storage system |
US4642709A (en) * | 1985-10-16 | 1987-02-10 | International Business Machines Corporation | Twin track vertical magnetic recording servo control method |
JPS62239622A (ja) * | 1986-04-11 | 1987-10-20 | Hitachi Ltd | 磁気式エンコ−ダ |
JPS63306535A (ja) * | 1987-06-05 | 1988-12-14 | Sharp Corp | 光学的記録再生装置 |
WO1989001685A1 (en) * | 1987-08-17 | 1989-02-23 | Siemens Aktiengesellschaft | Magnetic storage device with tracker system |
JP2714244B2 (ja) * | 1990-10-02 | 1998-02-16 | 三洋電機株式会社 | トラッキング制御方法 |
JP3426034B2 (ja) * | 1994-07-20 | 2003-07-14 | シャープ株式会社 | 光磁気記録媒体および記録再生方法並びに光磁気記録媒体の製造方法 |
US6014296A (en) * | 1995-07-24 | 2000-01-11 | Kabushiki Kaisha Toshiba | Magnetic disk, method of manufacturing magnetic disk and magnetic recording apparatus |
JP3691898B2 (ja) * | 1996-03-18 | 2005-09-07 | 株式会社東芝 | 磁気抵抗効果素子、磁気情報読み出し方法、及び記録素子 |
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 |
AU3460497A (en) * | 1996-09-26 | 1998-04-17 | Sanyo Electric Co., Ltd. | Recording medium and its reproducer |
US6396773B1 (en) * | 1997-12-12 | 2002-05-28 | Seagate Technology Llc | Photo servo patterning on magneto-optical media |
JP3475263B2 (ja) * | 1997-12-25 | 2003-12-08 | 富士通株式会社 | 情報記録媒体 |
JPH11283231A (ja) * | 1998-03-27 | 1999-10-15 | Victor Co Of Japan Ltd | 垂直磁気記録媒体 |
KR20010106426A (ko) * | 1998-09-02 | 2001-11-29 | 가나이 쓰토무 | 정보 기록 재생 장치 |
JP3964571B2 (ja) * | 1999-04-13 | 2007-08-22 | 富士ゼロックス株式会社 | 記録再生ヘッドおよび記録再生ディスク装置 |
US6490111B1 (en) * | 1999-08-25 | 2002-12-03 | Seagate Technology Llc | Method and apparatus for refreshing servo patterns in a disc drive |
SG116437A1 (en) * | 2000-12-22 | 2005-11-28 | Fuji Photo Film Co Ltd | Information recording medium, information recording and reproducing method and manufacturing method of information recording medium. |
-
2001
- 2001-12-20 SG SG200108053A patent/SG116437A1/en unknown
- 2001-12-21 EP EP01130504A patent/EP1220204A3/en not_active Withdrawn
- 2001-12-21 US US10/023,832 patent/US6829201B2/en not_active Expired - Fee Related
- 2001-12-21 KR KR1020010082454A patent/KR20020051868A/ko not_active IP Right Cessation
- 2001-12-24 CN CNB011449357A patent/CN1257490C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1220204A2 (en) | 2002-07-03 |
US20020081461A1 (en) | 2002-06-27 |
SG116437A1 (en) | 2005-11-28 |
KR20020051868A (ko) | 2002-06-29 |
CN1360304A (zh) | 2002-07-24 |
EP1220204A3 (en) | 2007-04-04 |
US6829201B2 (en) | 2004-12-07 |
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