JPS57143762A - Information signal recording disc reproducing device - Google Patents

Information signal recording disc reproducing device

Info

Publication number
JPS57143762A
JPS57143762A JP2735281A JP2735281A JPS57143762A JP S57143762 A JPS57143762 A JP S57143762A JP 2735281 A JP2735281 A JP 2735281A JP 2735281 A JP2735281 A JP 2735281A JP S57143762 A JPS57143762 A JP S57143762A
Authority
JP
Japan
Prior art keywords
circuit
signal
constitution
disc
length
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
JP2735281A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6348111B2 (enrdf_load_stackoverflow
Inventor
Nobuaki Takahashi
Atsumi Hirata
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.)
Victor Company of Japan Ltd
Nippon Victor KK
Original Assignee
Victor Company of Japan Ltd
Nippon Victor KK
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 Victor Company of Japan Ltd, Nippon Victor KK filed Critical Victor Company of Japan Ltd
Priority to JP2735281A priority Critical patent/JPS57143762A/ja
Priority to FR8203136A priority patent/FR2500675B1/fr
Priority to AU80787/82A priority patent/AU545710B2/en
Priority to CA000397082A priority patent/CA1177955A/en
Priority to NL8200761A priority patent/NL8200761A/nl
Publication of JPS57143762A publication Critical patent/JPS57143762A/ja
Publication of JPS6348111B2 publication Critical patent/JPS6348111B2/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
    • G11B21/04—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
    • 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
    • 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
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on discs
    • G11B21/085—Access to indexed tracks or parts of continuous track on discs with track following of accessed part
    • 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
    • G11B21/106—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 on disks

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
JP2735281A 1981-02-26 1981-02-26 Information signal recording disc reproducing device Granted JPS57143762A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2735281A JPS57143762A (en) 1981-02-26 1981-02-26 Information signal recording disc reproducing device
FR8203136A FR2500675B1 (fr) 1981-02-26 1982-02-25 Appareil permettant de reproduire ou lire un support d'enregistrement rotatif
AU80787/82A AU545710B2 (en) 1981-02-26 1982-02-25 Pcm optical disk system with reference signal track
CA000397082A CA1177955A (en) 1981-02-26 1982-02-25 Rotary recording medium reproducing apparatus
NL8200761A NL8200761A (nl) 1981-02-26 1982-02-25 Reproduceerinrichting voor een roterend registratiemedium.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2735281A JPS57143762A (en) 1981-02-26 1981-02-26 Information signal recording disc reproducing device

Publications (2)

Publication Number Publication Date
JPS57143762A true JPS57143762A (en) 1982-09-06
JPS6348111B2 JPS6348111B2 (enrdf_load_stackoverflow) 1988-09-27

Family

ID=12218640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2735281A Granted JPS57143762A (en) 1981-02-26 1981-02-26 Information signal recording disc reproducing device

Country Status (5)

Country Link
JP (1) JPS57143762A (enrdf_load_stackoverflow)
AU (1) AU545710B2 (enrdf_load_stackoverflow)
CA (1) CA1177955A (enrdf_load_stackoverflow)
FR (1) FR2500675B1 (enrdf_load_stackoverflow)
NL (1) NL8200761A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409572B1 (fr) * 1977-11-22 1985-10-04 Victor Company Of Japan Dispositif a acces selectif pour appareil de reproduction a moyen d'enregistrement tournant
FR2452838A1 (fr) * 1979-03-30 1980-10-24 Thomson Csf Procede de diffusion d'un ensemble de signaux sonores, et appareil permettant de mettre en oeuvre ce procede
JPS56111170A (en) * 1980-02-07 1981-09-02 Victor Co Of Japan Ltd Controller for playback element in playback device

Also Published As

Publication number Publication date
AU545710B2 (en) 1985-07-25
NL8200761A (nl) 1982-09-16
FR2500675B1 (fr) 1985-11-29
CA1177955A (en) 1984-11-13
AU8078782A (en) 1982-09-02
JPS6348111B2 (enrdf_load_stackoverflow) 1988-09-27
FR2500675A1 (fr) 1982-08-27

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