KR20080002627A - 정보 기록 장치 - Google Patents
정보 기록 장치 Download PDFInfo
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- KR20080002627A KR20080002627A KR1020060124901A KR20060124901A KR20080002627A KR 20080002627 A KR20080002627 A KR 20080002627A KR 1020060124901 A KR1020060124901 A KR 1020060124901A KR 20060124901 A KR20060124901 A KR 20060124901A KR 20080002627 A KR20080002627 A KR 20080002627A
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- KR
- South Korea
- Prior art keywords
- light
- head
- recording medium
- information
- recording apparatus
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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 (10)
- 기록 매체에 정보를 기록하는 동시에 광 조사 기구를 구비한 헤드가 설치된 아암을 제어하여 상기 기록 매체에 대한 정보의 기록을 행하고, 기록시 이외에는 헤드를 기록 매체 밖으로 후퇴시키는 후퇴 기구를 갖는 정보 기록 장치로서, 상기 헤드에 광을 입사하는 광 입사 수단과, 상기 헤드를 갖는 아암의 후퇴 기구를 일체화한 광 입사·후퇴 기구를 포함한 것을 특징으로 하는 정보 기록 장치.
- 제1항에 있어서, 상기 기록 매체는 자기 기록 매체로서, 상기 광 조사 기구에 의해 광이 조사된 상기 자기 기록 매체의 광 조사 위치에 자기에 의해 정보를 기록하는 것을 특징으로 하는 정보 기록 장치.
- 제1항에 있어서, 상기 기록 매체는 상 변화형 매체로서, 상기 광 조사 기구에 의해 광을 조사하는 것에 의해서만 정보를 기록하는 것을 특징으로 하는 정보 기록 장치.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 광 입사 수단은 광을 상기 헤드에 대하여 일정한 입사 각도로 입사시키는 것을 특징으로 하는 정보 기록 장치.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 광 입사 수단은 수차를 발생시키는 수차 발생 수단을 구비하고 있는 동시에, 상기 후퇴 기구가 상기 수차 발생 수단으로부터의 반사광을 상기 헤드를 향해 조사하는 광 통과용 간극을 갖고 있는 것을 특징으로 하는 정보 기록 장치.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 수차 발생은 상기 후퇴 기구에 있어서, 기록 매체면과 평행한 방향에서 곡률을 가짐으로써 발생하는 것을 특징으로 하는 정보 기록 장치.
- 제5항에 있어서, 상기 수차가 구면 수차인 것을 특징으로 하는 정보 기록 장치.
- 제5항에 있어서, 상기 수차 발생 수단은 복수의 곡률면을 매체의 두께 방향에 갖고 있고, 상기 기록 매체의 표리(表裏)면과 같은 수이며, 상기 복수의 곡률면은 서로 동일한 곡률인 것을 특징으로 하는 정보 기록 장치.
- 제5항에 있어서, 상기 수차 발생 수단은 상기 광 입사·후퇴 기구와 동일한 재질로 일체 구성되어 있는 것을 특징으로 하는 정보 기록 장치.
- 제5항에 있어서, 상기 수차 발생 수단은 투과형 렌즈도 구비하고 있고, 상기 투과형 렌즈가 상기 광 입사·후퇴 기구에 일체화되어 있는 것을 특징으로 하는 정보 기록 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2006-00180111 | 2006-06-29 | ||
JP2006180111A JP4738267B2 (ja) | 2006-06-29 | 2006-06-29 | 情報記録装置 |
Publications (2)
Publication Number | Publication Date |
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KR20080002627A true KR20080002627A (ko) | 2008-01-04 |
KR100826550B1 KR100826550B1 (ko) | 2008-05-02 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020060124901A KR100826550B1 (ko) | 2006-06-29 | 2006-12-08 | 정보 기록 장치 |
Country Status (6)
Country | Link |
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US (1) | US7468858B2 (ko) |
EP (1) | EP1873757B1 (ko) |
JP (1) | JP4738267B2 (ko) |
KR (1) | KR100826550B1 (ko) |
CN (1) | CN101097747B (ko) |
DE (1) | DE602006019846D1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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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 |
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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 |
AU2002326935A1 (en) * | 2002-01-07 | 2003-07-30 | Seagate Technology Llc | Write head and method for recording information on a data storage medium |
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 |
JP2005317164A (ja) * | 2004-04-30 | 2005-11-10 | Toshiba Corp | ディスク装置 |
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
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US20080002281A1 (en) | 2008-01-03 |
CN101097747B (zh) | 2012-04-18 |
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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