JPH0421948B2 - - Google Patents

Info

Publication number
JPH0421948B2
JPH0421948B2 JP7476083A JP7476083A JPH0421948B2 JP H0421948 B2 JPH0421948 B2 JP H0421948B2 JP 7476083 A JP7476083 A JP 7476083A JP 7476083 A JP7476083 A JP 7476083A JP H0421948 B2 JPH0421948 B2 JP H0421948B2
Authority
JP
Japan
Prior art keywords
time information
signal
track
subcode
time
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
JP7476083A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59201274A (ja
Inventor
Tadao Yoshida
Yoshiaki Haneda
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP7476083A priority Critical patent/JPS59201274A/ja
Publication of JPS59201274A publication Critical patent/JPS59201274A/ja
Publication of JPH0421948B2 publication Critical patent/JPH0421948B2/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
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • 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
    • G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
JP7476083A 1983-04-27 1983-04-27 デイスク再生装置 Granted JPS59201274A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7476083A JPS59201274A (ja) 1983-04-27 1983-04-27 デイスク再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7476083A JPS59201274A (ja) 1983-04-27 1983-04-27 デイスク再生装置

Publications (2)

Publication Number Publication Date
JPS59201274A JPS59201274A (ja) 1984-11-14
JPH0421948B2 true JPH0421948B2 (enrdf_load_stackoverflow) 1992-04-14

Family

ID=13556550

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7476083A Granted JPS59201274A (ja) 1983-04-27 1983-04-27 デイスク再生装置

Country Status (1)

Country Link
JP (1) JPS59201274A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8303565A (nl) * 1983-10-17 1985-05-17 Philips Nv Inrichting voor het weergeven van informatie van een plaatvormige optisch uitleesbare registratiedrager.
DE3514034A1 (de) * 1985-04-18 1986-10-23 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Automatisches korrektursystem fuer den servokreis eines geraetes mit optischer abtastung eines rotierenden informationstraegers
DE3514035A1 (de) * 1985-04-18 1986-10-23 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Automatisches korrektursystem fuer den servokreis eines geraetes mit optischer abtastung eines rotierenden informationstraegers
JP3862875B2 (ja) * 1998-10-29 2006-12-27 パイオニア株式会社 ディスク再生装置

Also Published As

Publication number Publication date
JPS59201274A (ja) 1984-11-14

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