AU545710B2 - Pcm optical disk system with reference signal track - Google Patents

Pcm optical disk system with reference signal track

Info

Publication number
AU545710B2
AU545710B2 AU80787/82A AU8078782A AU545710B2 AU 545710 B2 AU545710 B2 AU 545710B2 AU 80787/82 A AU80787/82 A AU 80787/82A AU 8078782 A AU8078782 A AU 8078782A AU 545710 B2 AU545710 B2 AU 545710B2
Authority
AU
Australia
Prior art keywords
reference signal
optical disk
disk system
signal track
pcm optical
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.)
Ceased
Application number
AU80787/82A
Other versions
AU8078782A (en
Inventor
Atsumi Hirata
Nobuaki Takahashi
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
Original Assignee
Victor Company of Japan 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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Publication of AU8078782A publication Critical patent/AU8078782A/en
Application granted granted Critical
Publication of AU545710B2 publication Critical patent/AU545710B2/en
Anticipated expiration legal-status Critical
Ceased 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
AU80787/82A 1981-02-26 1982-02-25 Pcm optical disk system with reference signal track Ceased AU545710B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2735281A JPS57143762A (en) 1981-02-26 1981-02-26 Information signal recording disc reproducing device
JP56-27352 1981-02-26

Publications (2)

Publication Number Publication Date
AU8078782A AU8078782A (en) 1982-09-02
AU545710B2 true AU545710B2 (en) 1985-07-25

Family

ID=12218640

Family Applications (1)

Application Number Title Priority Date Filing Date
AU80787/82A Ceased AU545710B2 (en) 1981-02-26 1982-02-25 Pcm optical disk system with reference signal track

Country Status (5)

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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2850363C2 (en) * 1977-11-22 1986-04-17 Victor Company Of Japan, Ltd., Yokohama, Kanagawa Random access arrangement for an apparatus for reproducing information from a rotating recording medium
FR2452838A1 (en) * 1979-03-30 1980-10-24 Thomson Csf Video disc sound recording - uses TDM to separate sounds recorded on different channels and subcarrier reference signals to discriminate between sounds
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
NL8200761A (en) 1982-09-16
AU8078782A (en) 1982-09-02
CA1177955A (en) 1984-11-13
FR2500675A1 (en) 1982-08-27
JPS6348111B2 (en) 1988-09-27
JPS57143762A (en) 1982-09-06
FR2500675B1 (en) 1985-11-29

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