JPS59188842A - 光学的デイスク装置における信号処理回路 - Google Patents

光学的デイスク装置における信号処理回路

Info

Publication number
JPS59188842A
JPS59188842A JP6412983A JP6412983A JPS59188842A JP S59188842 A JPS59188842 A JP S59188842A JP 6412983 A JP6412983 A JP 6412983A JP 6412983 A JP6412983 A JP 6412983A JP S59188842 A JPS59188842 A JP S59188842A
Authority
JP
Japan
Prior art keywords
circuit
output
area
signal
information
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
JP6412983A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0321987B2 (OSRAM
Inventor
Yoshihiro Hamura
端村　美宏
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP6412983A priority Critical patent/JPS59188842A/ja
Publication of JPS59188842A publication Critical patent/JPS59188842A/ja
Publication of JPH0321987B2 publication Critical patent/JPH0321987B2/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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
JP6412983A 1983-04-12 1983-04-12 光学的デイスク装置における信号処理回路 Granted JPS59188842A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6412983A JPS59188842A (ja) 1983-04-12 1983-04-12 光学的デイスク装置における信号処理回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6412983A JPS59188842A (ja) 1983-04-12 1983-04-12 光学的デイスク装置における信号処理回路

Publications (2)

Publication Number Publication Date
JPS59188842A true JPS59188842A (ja) 1984-10-26
JPH0321987B2 JPH0321987B2 (OSRAM) 1991-03-25

Family

ID=13249148

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6412983A Granted JPS59188842A (ja) 1983-04-12 1983-04-12 光学的デイスク装置における信号処理回路

Country Status (1)

Country Link
JP (1) JPS59188842A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01277368A (ja) * 1988-04-28 1989-11-07 Matsushita Electric Ind Co Ltd 光情報記録再生装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56117382A (en) * 1980-02-19 1981-09-14 Fujitsu Ltd Read-in control system in magnetic recording and playback device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56117382A (en) * 1980-02-19 1981-09-14 Fujitsu Ltd Read-in control system in magnetic recording and playback device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01277368A (ja) * 1988-04-28 1989-11-07 Matsushita Electric Ind Co Ltd 光情報記録再生装置

Also Published As

Publication number Publication date
JPH0321987B2 (OSRAM) 1991-03-25

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