JPS5794937A - Optical information recording method - Google Patents

Optical information recording method

Info

Publication number
JPS5794937A
JPS5794937A JP17174780A JP17174780A JPS5794937A JP S5794937 A JPS5794937 A JP S5794937A JP 17174780 A JP17174780 A JP 17174780A JP 17174780 A JP17174780 A JP 17174780A JP S5794937 A JPS5794937 A JP S5794937A
Authority
JP
Japan
Prior art keywords
information
pit
time
level
recorded
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
JP17174780A
Other languages
English (en)
Other versions
JPS6412013B2 (ja
Inventor
Hideshi Kenjo
Masaharu Sakamoto
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.)
Olympus Corp
Original Assignee
Olympus Corp
Olympus Optical Co 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 Olympus Corp, Olympus Optical Co Ltd filed Critical Olympus Corp
Priority to JP17174780A priority Critical patent/JPS5794937A/ja
Publication of JPS5794937A publication Critical patent/JPS5794937A/ja
Publication of JPS6412013B2 publication Critical patent/JPS6412013B2/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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • 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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
JP17174780A 1980-12-05 1980-12-05 Optical information recording method Granted JPS5794937A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17174780A JPS5794937A (en) 1980-12-05 1980-12-05 Optical information recording method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17174780A JPS5794937A (en) 1980-12-05 1980-12-05 Optical information recording method

Publications (2)

Publication Number Publication Date
JPS5794937A true JPS5794937A (en) 1982-06-12
JPS6412013B2 JPS6412013B2 (ja) 1989-02-28

Family

ID=15928933

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17174780A Granted JPS5794937A (en) 1980-12-05 1980-12-05 Optical information recording method

Country Status (1)

Country Link
JP (1) JPS5794937A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0295759A2 (en) * 1984-02-08 1988-12-21 Laser Magnetic Storage International Company Apparatus for using differential data detection in write protection of an optical recorder
JPH0254424A (ja) * 1988-08-18 1990-02-23 Nippon Columbia Co Ltd 光記録再生装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0295759A2 (en) * 1984-02-08 1988-12-21 Laser Magnetic Storage International Company Apparatus for using differential data detection in write protection of an optical recorder
EP0300581A2 (en) * 1984-02-08 1989-01-25 Laser Magnetic Storage International Company Amorphous pip protection apparatus for use in an optical recording apparatus
JPH0254424A (ja) * 1988-08-18 1990-02-23 Nippon Columbia Co Ltd 光記録再生装置

Also Published As

Publication number Publication date
JPS6412013B2 (ja) 1989-02-28

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