CN101097747B - 信息记录装置 - Google Patents
信息记录装置 Download PDFInfo
- Publication number
- CN101097747B CN101097747B CN2006101618914A CN200610161891A CN101097747B CN 101097747 B CN101097747 B CN 101097747B CN 2006101618914 A CN2006101618914 A CN 2006101618914A CN 200610161891 A CN200610161891 A CN 200610161891A CN 101097747 B CN101097747 B CN 101097747B
- Authority
- CN
- China
- Prior art keywords
- recording medium
- information
- light beam
- recording
- record
- 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.)
- Active
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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
- G11B5/48—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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
- G11B21/22—Supporting the heads; Supporting the sockets for plug-in heads while the head is out of operative position
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
- G11B21/20—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier
- G11B21/21—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier with provision for maintaining desired spacing of head from record carrier, e.g. fluid-dynamic spacing, slider
-
- 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
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
- G11B5/09—Digital recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/0857—Arrangements for mechanically moving the whole head
- G11B7/08576—Swinging-arm positioners
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/122—Flying-type heads, e.g. analogous to Winchester type in magnetic recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1362—Mirrors
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
- G11B7/13922—Means for controlling the beam wavefront, e.g. for correction of aberration passive
-
- 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
- G11B11/10532—Heads
- G11B11/10534—Heads for recording by magnetising, demagnetising or transfer of magnetisation, by radiation, e.g. for thermomagnetic recording
- G11B11/10536—Heads for recording by magnetising, demagnetising or transfer of magnetisation, by radiation, e.g. for thermomagnetic recording using thermic beams, e.g. lasers
-
- 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
- G11B11/10552—Arrangements of transducers relative to each other, e.g. coupled heads, optical and magnetic head on the same base
- G11B11/10554—Arrangements of transducers relative to each other, e.g. coupled heads, optical and magnetic head on the same base the transducers being disposed on the same side of 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
- G11B11/10556—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
- G11B11/10558—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 in view of the loading or unloading of 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
- G11B11/10556—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
- G11B11/10567—Mechanically moving the transducers
- G11B11/10569—Swing arm positioners
-
- 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
- G11B11/1058—Flying heads
-
- 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
- G11B11/10595—Control of operating function
-
- 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 (9)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-180111 | 2006-06-29 | ||
JP2006180111 | 2006-06-29 | ||
JP2006180111A JP4738267B2 (ja) | 2006-06-29 | 2006-06-29 | 情報記録装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101097747A CN101097747A (zh) | 2008-01-02 |
CN101097747B true CN101097747B (zh) | 2012-04-18 |
Family
ID=38543925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101618914A Active CN101097747B (zh) | 2006-06-29 | 2006-12-05 | 信息记录装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7468858B2 (zh) |
EP (1) | EP1873757B1 (zh) |
JP (1) | JP4738267B2 (zh) |
KR (1) | KR100826550B1 (zh) |
CN (1) | CN101097747B (zh) |
DE (1) | DE602006019846D1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7808744B2 (en) * | 2005-03-11 | 2010-10-05 | Seagate Technology Llc | Apparatus including a dielectric mirror and method of reflecting radiation away from a portion of an apparatus |
JPWO2012014594A1 (ja) * | 2010-07-30 | 2013-09-12 | コニカミノルタ株式会社 | 製造方法、光アシスト磁気記録ヘッド、及び磁気記録装置 |
WO2012014631A1 (ja) * | 2010-07-30 | 2012-02-02 | コニカミノルタオプト株式会社 | 光学素子、光学素子の製造方法、光アシスト磁気記録ヘッド、及び磁気記録装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5408375A (en) * | 1992-10-12 | 1995-04-18 | Alps Electric Co., Ltd. | Low-vibration retraction cam for recording/playback apparatus |
US5889641A (en) * | 1997-05-05 | 1999-03-30 | Seagate Technology, Inc. | Magneto-resistive magneto-optical head |
CN1620685A (zh) * | 2002-01-07 | 2005-05-25 | 西加特技术有限责任公司 | 用于在数据存储介质上记录信息的写入头和方法 |
CN1700343A (zh) * | 2004-04-30 | 2005-11-23 | 株式会社东芝 | 圆盘装置 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5179482A (en) * | 1988-06-21 | 1993-01-12 | Sony Corporation | Disk drive with optical encoder having integral scale member |
US5199090A (en) * | 1992-03-06 | 1993-03-30 | Hewlett-Packard Company | Flying magnetooptical read/write head employing an optical integrated circuit waveguide |
JPH06131738A (ja) | 1992-10-20 | 1994-05-13 | Sony Corp | 光磁気記録用磁気ヘッド |
US5422872A (en) * | 1993-03-08 | 1995-06-06 | Maxoptix Corporation | Telecentric rotary actuator in an optical recording system |
TW409248B (en) * | 1996-05-01 | 2000-10-21 | Terastor Corp | Flying head with solid immersion lens |
US6044056A (en) * | 1996-07-30 | 2000-03-28 | Seagate Technology, Inc. | Flying optical head with dynamic mirror |
US6122132A (en) * | 1997-03-19 | 2000-09-19 | Altra Corporation | Disk drive head position encoder |
DE19828689A1 (de) | 1997-06-27 | 1999-01-07 | Asahi Optical Co Ltd | Spiegelgalvanometereinheit |
US6424068B2 (en) | 1997-06-27 | 2002-07-23 | Asahi Kogaku Kogyo Kabushiki Kaisha | Galvano mirror unit |
JP3510775B2 (ja) | 1997-11-12 | 2004-03-29 | ペンタックス株式会社 | ガルバノミラー |
US6324141B2 (en) | 1997-10-24 | 2001-11-27 | Asahi Kogaku Kogyo Kabushiki Kaisha | Optical system for optical disc drive |
US5986978A (en) * | 1998-01-12 | 1999-11-16 | Read-Rite Corporation | Read/write head and method for magnetic reading and magneto-optical writing on a data storage medium |
US6301797B1 (en) * | 1998-06-04 | 2001-10-16 | Seagate Technology Llc | Recognizing and compensating for disk shift in computer disk drives |
US6477118B1 (en) * | 1998-11-27 | 2002-11-05 | Hitachi Maxell, Ltd. | Method and apparatus for recording and reproducing information by applying field in a direction other than the direction of magnetization or the direction to a surface of an information recording medium |
JP2000195002A (ja) | 1998-12-24 | 2000-07-14 | Toshiba Corp | 光アシスト磁気記録装置 |
JP2001034982A (ja) | 1999-07-27 | 2001-02-09 | Ricoh Co Ltd | 情報記録再生装置 |
JP2001101814A (ja) * | 1999-10-01 | 2001-04-13 | Toshiba Corp | ディスク記憶装置及びこれに用いられるディスク変形規制部材 |
JP3492270B2 (ja) | 2000-01-31 | 2004-02-03 | 株式会社東芝 | 熱アシスト磁気記録ヘッド及び熱アシスト磁気記録装置 |
US6868048B1 (en) * | 2000-02-04 | 2005-03-15 | Seagate Technology, Llc | Data storage system having thermally activated readout |
JP2002117502A (ja) | 2000-10-04 | 2002-04-19 | Hitachi Maxell Ltd | 情報記憶装置及び記録再生用ヘッド |
IT1321065B1 (it) * | 2000-11-14 | 2003-12-30 | St Microelectronics Srl | Trasduttore di lettura/scrittura per dispositivi a disco rigido adoppio stadio di attuazione e relativo processo di fabbricazione. |
JP2002237157A (ja) * | 2001-02-14 | 2002-08-23 | Hitachi Maxell Ltd | 光記録再生装置 |
JP3903365B2 (ja) | 2001-03-29 | 2007-04-11 | 株式会社東芝 | 光アシスト磁気記録ヘッド及び光アシスト磁気記録装置 |
JP2003109202A (ja) * | 2001-09-27 | 2003-04-11 | Hitachi Maxell Ltd | 情報記録媒体の記録方法 |
JP2005222669A (ja) * | 2004-01-05 | 2005-08-18 | Fujitsu Ltd | 磁気記録媒体および磁気記憶装置 |
JP4247169B2 (ja) * | 2004-09-01 | 2009-04-02 | 富士通株式会社 | 記録ディスク駆動装置 |
JP4305856B2 (ja) | 2005-03-30 | 2009-07-29 | 富士通株式会社 | 熱アシスト磁気記録方法 |
-
2006
- 2006-06-29 JP JP2006180111A patent/JP4738267B2/ja active Active
- 2006-11-14 DE DE602006019846T patent/DE602006019846D1/de active Active
- 2006-11-14 US US11/598,711 patent/US7468858B2/en active Active
- 2006-11-14 EP EP06124083A patent/EP1873757B1/en not_active Expired - Fee Related
- 2006-12-05 CN CN2006101618914A patent/CN101097747B/zh active Active
- 2006-12-08 KR KR1020060124901A patent/KR100826550B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5408375A (en) * | 1992-10-12 | 1995-04-18 | Alps Electric Co., Ltd. | Low-vibration retraction cam for recording/playback apparatus |
US5889641A (en) * | 1997-05-05 | 1999-03-30 | Seagate Technology, Inc. | Magneto-resistive magneto-optical head |
CN1620685A (zh) * | 2002-01-07 | 2005-05-25 | 西加特技术有限责任公司 | 用于在数据存储介质上记录信息的写入头和方法 |
CN1700343A (zh) * | 2004-04-30 | 2005-11-23 | 株式会社东芝 | 圆盘装置 |
Also Published As
Publication number | Publication date |
---|---|
US20080002281A1 (en) | 2008-01-03 |
KR20080002627A (ko) | 2008-01-04 |
EP1873757A2 (en) | 2008-01-02 |
JP2008010083A (ja) | 2008-01-17 |
JP4738267B2 (ja) | 2011-08-03 |
KR100826550B1 (ko) | 2008-05-02 |
US7468858B2 (en) | 2008-12-23 |
EP1873757B1 (en) | 2011-01-26 |
DE602006019846D1 (de) | 2011-03-10 |
CN101097747A (zh) | 2008-01-02 |
EP1873757A3 (en) | 2008-01-23 |
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