AU2929397A - Electro-optical storage system with flying head for near-field recordin g and reading - Google Patents

Electro-optical storage system with flying head for near-field recordin g and reading

Info

Publication number
AU2929397A
AU2929397A AU29293/97A AU2929397A AU2929397A AU 2929397 A AU2929397 A AU 2929397A AU 29293/97 A AU29293/97 A AU 29293/97A AU 2929397 A AU2929397 A AU 2929397A AU 2929397 A AU2929397 A AU 2929397A
Authority
AU
Australia
Prior art keywords
recordin
electro
reading
field
storage system
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.)
Abandoned
Application number
AU29293/97A
Inventor
John Al-Samarrie
David Blankenbeckler
Brian Bonn
Alan Burroughs
Warren Dalziel
Roger Hajjar
Amit Jain
Gordon R. Knight
Guolin Ma
Brian Tremaine
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.)
TeraStor Corp
Original Assignee
TeraStor Corp
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 TeraStor Corp filed Critical TeraStor Corp
Publication of AU2929397A publication Critical patent/AU2929397A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
    • G11B11/10584—Record carriers characterised by the selection of the material or by the structure or form characterised by the form, e.g. comprising mechanical protection elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/0328—Containers for flat record carriers the disc having to be extracted from the cartridge for recording reproducing, e.g. cooperating with an extractable tray
    • 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
    • G11B7/08547—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements
    • G11B7/08564—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements using galvanomirrors
    • 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
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • 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
    • G11B7/1387—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector using the near-field effect
    • 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
    • G11B11/10515—Reproducing
    • 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
    • G11B11/10567—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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B20/1258—Formatting, e.g. arrangement of data block or words on the record carriers on discs where blocks are arranged within multiple radial zones, e.g. Zone Bit Recording or Constant Density Recording discs, MCAV discs, MCLV discs
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0009—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage
    • G11B2007/0013—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage for carriers having multiple discrete layers
    • 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
    • G11B7/1372—Lenses
    • G11B2007/13727—Compound lenses, i.e. two or more lenses co-operating to perform a function, e.g. compound objective lens including a solid immersion lens, positive and negative lenses either bonded together or with adjustable spacing
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00745—Sectoring or header formats within a track
    • 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
    • G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Head (AREA)
AU29293/97A 1997-04-29 1997-04-29 Electro-optical storage system with flying head for near-field recordin g and reading Abandoned AU2929397A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1997/007303 WO1998049675A1 (en) 1997-04-29 1997-04-29 Electro-optical storage system with flying head for near-field recording and reading

Publications (1)

Publication Number Publication Date
AU2929397A true AU2929397A (en) 1998-11-24

Family

ID=22260820

Family Applications (1)

Application Number Title Priority Date Filing Date
AU29293/97A Abandoned AU2929397A (en) 1997-04-29 1997-04-29 Electro-optical storage system with flying head for near-field recordin g and reading

Country Status (4)

Country Link
EP (1) EP0979508A4 (en)
JP (1) JP2001524246A (en)
AU (1) AU2929397A (en)
WO (1) WO1998049675A1 (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5978320A (en) * 1997-05-16 1999-11-02 Sony Corporation Recording/reproducing apparatus for use with a photomagnetic recording medium
FR2765380A1 (en) 1997-06-26 1999-01-01 Asahi Optical Co Ltd OPTICAL SYSTEM FOR OPTICAL DISK DRIVE
DE19828679B4 (en) 1997-06-27 2004-07-08 Pentax Corp. Galvano system
DE19828689A1 (en) 1997-06-27 1999-01-07 Asahi Optical Co Ltd Mirror galvanometer unit
US6424068B2 (en) 1997-06-27 2002-07-23 Asahi Kogaku Kogyo Kabushiki Kaisha Galvano mirror unit
JPH1186328A (en) 1997-09-12 1999-03-30 Asahi Optical Co Ltd Optical information recording and reproducing device
US6404715B1 (en) 1997-10-06 2002-06-11 Asahi Kogaku Kogyo Kabushiki Kaisha Detecting system for detecting rotation angle of deflection mirror
US6922376B1 (en) * 1997-10-17 2005-07-26 Sony Corportion Sil magneto-optic transducer having thin film magnetic coil and holded magnetic core
US6421156B1 (en) 1997-10-17 2002-07-16 Asahi Kogaku Kogyo Kabushiki Kaisha Galvano mirror unit
US6344917B1 (en) 1997-10-17 2002-02-05 Asahi Kogaku Kogyo Kabushiki Kaisha Galvano mirror unit
US6404485B1 (en) 1997-10-24 2002-06-11 Asahi Kogaku Kogyo Kabushiki Kaisha Rotation amount detecting system of deflection mirror for optical disc drive
US6324141B2 (en) 1997-10-24 2001-11-27 Asahi Kogaku Kogyo Kabushiki Kaisha Optical system for optical disc drive
US6292447B1 (en) 1997-10-24 2001-09-18 Asahi Kogaku Kogyo Kabushiki Kaisha Head for optical disc drive
FR2770674B1 (en) 1997-10-31 2000-09-29 Asahi Optical Co Ltd OPTICAL SYSTEM FOR OPTICAL DISC UNIT
US6341106B1 (en) 1997-11-05 2002-01-22 Asahi Kogaku Kogyo Kabushiki Kaisha Optical disc drive
US6278682B1 (en) 1997-11-08 2001-08-21 Asahi Kogaku Kogyo Kabushiki Kaisha Optical system for optical disc drive
US6650604B1 (en) 1997-12-27 2003-11-18 Pentax Corporation Optical head of disk drive
US6407975B1 (en) 1998-03-16 2002-06-18 Asahi Kogaku Kogyo Kabushiki Kaisha Of Tokyo Optical disk drive
JP3519304B2 (en) * 1999-02-25 2004-04-12 シャープ株式会社 Magneto-optical head, magneto-optical device, and magneto-optical recording / reproducing method
US6742774B2 (en) 1999-07-02 2004-06-01 Holl Technologies Company Process for high shear gas-liquid reactions
US6594430B1 (en) * 2000-05-11 2003-07-15 Carnegie Mellon University Solid immersion lenses for focusing collimated light in the near-field region
AU2001278039A1 (en) * 2000-07-27 2002-02-13 Holl Technologies, Inc. Flexureless magnetic micromirror assembly
JP2002279680A (en) * 2001-03-21 2002-09-27 Konica Corp Optical pickup device, condensing optical system for optical pickup device, and method for recording and reproducing optical information
JP3950318B2 (en) * 2001-10-31 2007-08-01 富士通株式会社 Optical head and manufacturing method thereof
JP3791509B2 (en) 2002-06-28 2006-06-28 ソニー株式会社 Optical reproducing apparatus and optical reproducing method
WO2004008441A2 (en) * 2002-07-10 2004-01-22 Koninklijke Philips Electronics N.V. Optical recording and reading system, optical data storage medium and use of such medium
JP2009170073A (en) * 2007-09-20 2009-07-30 Panasonic Corp Optical pickup optical system, and optical pickup device using the same

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR900000018B1 (en) * 1983-11-16 1990-01-18 가부시기가이샤 도오시바 Optical head
JPS61150394A (en) * 1984-12-25 1986-07-09 Ricoh Co Ltd Semiconductor laser-beam source device
JPH0685233B2 (en) * 1986-06-27 1994-10-26 株式会社リコー Semiconductor laser light source device
NL8700440A (en) * 1987-02-23 1988-09-16 Philips Nv OPTICAL DEVICE CONTAINING A HOLDER WITH AN OPTICAL SYSTEM INSERTED THEREIN.
US4917462A (en) * 1988-06-15 1990-04-17 Cornell Research Foundation, Inc. Near field scanning optical microscopy
US5270998A (en) * 1990-11-06 1993-12-14 Pioneer Electronic Corporation Rewritable recording medium and recording reproducing apparatus for use with rewritable recording medium
JPH04184725A (en) * 1990-11-20 1992-07-01 Canon Inc Grating optical device
US5274509A (en) * 1992-09-10 1993-12-28 Digital Equipment Corporation On-the-fly splitting of disk data blocks using timed sampling of a data position indicator
JP3135389B2 (en) * 1992-10-23 2001-02-13 松下電器産業株式会社 Information reproducing method, information recording / reproducing method, information reproducing apparatus, recording medium, and optical head
US5422872A (en) * 1993-03-08 1995-06-06 Maxoptix Corporation Telecentric rotary actuator in an optical recording system
US5355356A (en) * 1993-05-19 1994-10-11 Maxoptix Corporation Charge pump for restoring DC in an optical recording read channel
JP3107263B2 (en) * 1993-07-22 2000-11-06 キヤノン株式会社 Information playback device
JPH087313A (en) * 1994-06-21 1996-01-12 Kyocera Corp Optical head
JPH08221790A (en) * 1995-02-15 1996-08-30 Sony Corp Optical pickup device
JPH08315404A (en) * 1995-05-18 1996-11-29 Sony Corp Optical pickup device

Also Published As

Publication number Publication date
EP0979508A1 (en) 2000-02-16
EP0979508A4 (en) 2001-10-24
WO1998049675A1 (en) 1998-11-05
JP2001524246A (en) 2001-11-27

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase