JPS6159626A - 光ディスクにおけるセクタマーク検出装置 - Google Patents

光ディスクにおけるセクタマーク検出装置

Info

Publication number
JPS6159626A
JPS6159626A JP18052584A JP18052584A JPS6159626A JP S6159626 A JPS6159626 A JP S6159626A JP 18052584 A JP18052584 A JP 18052584A JP 18052584 A JP18052584 A JP 18052584A JP S6159626 A JPS6159626 A JP S6159626A
Authority
JP
Japan
Prior art keywords
circuit
sector mark
signal
mark
sector
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
JP18052584A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0566653B2 (enrdf_load_stackoverflow
Inventor
Shinichi Arai
紳一 新井
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 JP18052584A priority Critical patent/JPS6159626A/ja
Publication of JPS6159626A publication Critical patent/JPS6159626A/ja
Publication of JPH0566653B2 publication Critical patent/JPH0566653B2/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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—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
    • G11B20/10009—Improvement or modification of read or write signals
    • 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
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
JP18052584A 1984-08-31 1984-08-31 光ディスクにおけるセクタマーク検出装置 Granted JPS6159626A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18052584A JPS6159626A (ja) 1984-08-31 1984-08-31 光ディスクにおけるセクタマーク検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18052584A JPS6159626A (ja) 1984-08-31 1984-08-31 光ディスクにおけるセクタマーク検出装置

Publications (2)

Publication Number Publication Date
JPS6159626A true JPS6159626A (ja) 1986-03-27
JPH0566653B2 JPH0566653B2 (enrdf_load_stackoverflow) 1993-09-22

Family

ID=16084786

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18052584A Granted JPS6159626A (ja) 1984-08-31 1984-08-31 光ディスクにおけるセクタマーク検出装置

Country Status (1)

Country Link
JP (1) JPS6159626A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994027294A1 (en) * 1993-05-19 1994-11-24 Maxoptix Corporation Apparatus and method for dc restoration of optical recording read channel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994027294A1 (en) * 1993-05-19 1994-11-24 Maxoptix Corporation Apparatus and method for dc restoration of optical recording read channel

Also Published As

Publication number Publication date
JPH0566653B2 (enrdf_load_stackoverflow) 1993-09-22

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