JPS60167129A - 記録担体及び情報処理装置 - Google Patents

記録担体及び情報処理装置

Info

Publication number
JPS60167129A
JPS60167129A JP60010861A JP1086185A JPS60167129A JP S60167129 A JPS60167129 A JP S60167129A JP 60010861 A JP60010861 A JP 60010861A JP 1086185 A JP1086185 A JP 1086185A JP S60167129 A JPS60167129 A JP S60167129A
Authority
JP
Japan
Prior art keywords
track
record carrier
signal
light beam
processing device
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.)
Granted
Application number
JP60010861A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6360447B2 (en, 2012
Inventor
Toshio Sugiyama
俊夫 杉山
Yoshito Tsunoda
義人 角田
Takeshi Maeda
武志 前田
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP60010861A priority Critical patent/JPS60167129A/ja
Publication of JPS60167129A publication Critical patent/JPS60167129A/ja
Publication of JPS6360447B2 publication Critical patent/JPS6360447B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP60010861A 1985-01-25 1985-01-25 記録担体及び情報処理装置 Granted JPS60167129A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60010861A JPS60167129A (ja) 1985-01-25 1985-01-25 記録担体及び情報処理装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60010861A JPS60167129A (ja) 1985-01-25 1985-01-25 記録担体及び情報処理装置

Publications (2)

Publication Number Publication Date
JPS60167129A true JPS60167129A (ja) 1985-08-30
JPS6360447B2 JPS6360447B2 (en, 2012) 1988-11-24

Family

ID=11762134

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60010861A Granted JPS60167129A (ja) 1985-01-25 1985-01-25 記録担体及び情報処理装置

Country Status (1)

Country Link
JP (1) JPS60167129A (en, 2012)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5377178A (en) * 1991-10-11 1994-12-27 Hitachi, Ltd. Data recording/reproducing method and apparatus using a recording medium having clock marks recorded in a wobbled track for read/write synchronization
US6760299B1 (en) 1999-06-30 2004-07-06 Sharp Kabushiki Kaisha Optical disc having pits of different depth formed therein, optical disc device for reproducing the same, and method of reproduction
EP2189979A4 (en) * 2008-04-23 2011-11-23 Sony Corp DEVICE FOR RECORDING OPTICAL INFORMATION, METHOD FOR RECORDING OPTICAL INFORMATION, OPTICAL INFORMATION PLAYING DEVICE, METHOD FOR PLAYING OPTICAL INFORMATION AND MEDIA FOR RECORDING OPTICAL INFORMATION

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5377178A (en) * 1991-10-11 1994-12-27 Hitachi, Ltd. Data recording/reproducing method and apparatus using a recording medium having clock marks recorded in a wobbled track for read/write synchronization
US6760299B1 (en) 1999-06-30 2004-07-06 Sharp Kabushiki Kaisha Optical disc having pits of different depth formed therein, optical disc device for reproducing the same, and method of reproduction
US7072251B2 (en) 1999-06-30 2006-07-04 Sharp Kabushiki Kaisha Optical disc having pits of different depth formed therein, optical disc device for reproducing the same, and method of reproduction
EP1067523A3 (en) * 1999-06-30 2007-05-23 Sharp Kabushiki Kaisha Optical disc having pits of different depth formed therein, optical disc device for reproduction the same, and method of reproduction
EP2189979A4 (en) * 2008-04-23 2011-11-23 Sony Corp DEVICE FOR RECORDING OPTICAL INFORMATION, METHOD FOR RECORDING OPTICAL INFORMATION, OPTICAL INFORMATION PLAYING DEVICE, METHOD FOR PLAYING OPTICAL INFORMATION AND MEDIA FOR RECORDING OPTICAL INFORMATION

Also Published As

Publication number Publication date
JPS6360447B2 (en, 2012) 1988-11-24

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