JPS6224860B2 - - Google Patents

Info

Publication number
JPS6224860B2
JPS6224860B2 JP58000379A JP37983A JPS6224860B2 JP S6224860 B2 JPS6224860 B2 JP S6224860B2 JP 58000379 A JP58000379 A JP 58000379A JP 37983 A JP37983 A JP 37983A JP S6224860 B2 JPS6224860 B2 JP S6224860B2
Authority
JP
Japan
Prior art keywords
address
data
information
recording
disk
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.)
Expired
Application number
JP58000379A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58155549A (ja
Inventor
Yoshito Tsunoda
Nobuo Hamamoto
Toshimitsu Myauchi
Fumio Imagawa
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 JP58000379A priority Critical patent/JPS58155549A/ja
Publication of JPS58155549A publication Critical patent/JPS58155549A/ja
Publication of JPS6224860B2 publication Critical patent/JPS6224860B2/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
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP58000379A 1983-01-05 1983-01-05 情報記録用円板 Granted JPS58155549A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58000379A JPS58155549A (ja) 1983-01-05 1983-01-05 情報記録用円板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58000379A JPS58155549A (ja) 1983-01-05 1983-01-05 情報記録用円板

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2866188A Division JPS63213123A (ja) 1988-02-12 1988-02-12 光学的情報記録方法

Publications (2)

Publication Number Publication Date
JPS58155549A JPS58155549A (ja) 1983-09-16
JPS6224860B2 true JPS6224860B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-05-30

Family

ID=11472158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58000379A Granted JPS58155549A (ja) 1983-01-05 1983-01-05 情報記録用円板

Country Status (1)

Country Link
JP (1) JPS58155549A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4736352A (en) * 1983-11-25 1988-04-05 Matsushita Electric Industrial Co., Ltd. Optical recording medium and apparatus for recording and reproducing data therein
US4967403A (en) * 1986-08-25 1990-10-30 Sony Corporation Multi-format optical disk and reading device
US4819218A (en) * 1986-12-19 1989-04-04 Eastman Kodak Company Quasi-constant linear-velocity disk having corresponding radii of adjacent annular zones related by a rational number for distributing prerecorded indicia to form a coherent write clock signal
JP3021029B2 (ja) * 1990-11-20 2000-03-15 シャープ株式会社 光磁気記録媒体の情報アクセス方法
JPH0885086A (ja) * 1994-09-16 1996-04-02 Nobuo Yoshida 真空把持装置
US6940678B2 (en) * 2002-04-10 2005-09-06 Seagate Technology Llc Magnetic alignment marking of hard disks

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3198880A (en) * 1952-09-03 1965-08-03 Hall William D Photographic disc reproduction of television signals
DE1497922A1 (de) * 1966-09-21 1969-07-03 Agfa Gevaert Ag Verfahren,Vorrichtung und Traeger zur Aufzeichnung und Wiedergabe bewegter Bilder
NL7305489A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-04-21 1973-10-23
SE7405076L (sv) * 1974-04-16 1975-10-17 Erik Gerhard Natanel Westberg Optiskt massdataminne.
JPS52137919A (en) * 1976-05-14 1977-11-17 Teac Corp Disk recorder reproducer
GB1499268A (en) * 1976-06-30 1978-01-25 Ibm Servo apparatus
JPS5383717A (en) * 1976-12-29 1978-07-24 Fujitsu Ltd Megnetic disc device
GB1597843A (en) * 1977-02-18 1981-09-09 Emi Ltd Making marked disc records

Also Published As

Publication number Publication date
JPS58155549A (ja) 1983-09-16

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