JPS51142221A - Information reproducing device - Google Patents

Information reproducing device

Info

Publication number
JPS51142221A
JPS51142221A JP50067289A JP6728975A JPS51142221A JP S51142221 A JPS51142221 A JP S51142221A JP 50067289 A JP50067289 A JP 50067289A JP 6728975 A JP6728975 A JP 6728975A JP S51142221 A JPS51142221 A JP S51142221A
Authority
JP
Japan
Prior art keywords
reproducing device
information reproducing
signal
reproduced
signals
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
JP50067289A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5441364B2 (no
Inventor
Satoru Komurasaki
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP50067289A priority Critical patent/JPS51142221A/ja
Publication of JPS51142221A publication Critical patent/JPS51142221A/ja
Publication of JPS5441364B2 publication Critical patent/JPS5441364B2/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
    • 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
    • G11B7/0938—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 servo format, e.g. guide tracks, pilot signals

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Optical Recording Or Reproduction (AREA)
JP50067289A 1975-06-03 1975-06-03 Information reproducing device Granted JPS51142221A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50067289A JPS51142221A (en) 1975-06-03 1975-06-03 Information reproducing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50067289A JPS51142221A (en) 1975-06-03 1975-06-03 Information reproducing device

Publications (2)

Publication Number Publication Date
JPS51142221A true JPS51142221A (en) 1976-12-07
JPS5441364B2 JPS5441364B2 (no) 1979-12-07

Family

ID=13340660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50067289A Granted JPS51142221A (en) 1975-06-03 1975-06-03 Information reproducing device

Country Status (1)

Country Link
JP (1) JPS51142221A (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5919491A (ja) * 1982-07-12 1984-01-31 デイスコビジョン・アソシエイツ 帯域幅圧縮周波数変調搬送波信号を発生する方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6015358U (ja) * 1983-07-12 1985-02-01 美津濃株式会社 Ｆｒｐ製ラケツトフレ−ム

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5919491A (ja) * 1982-07-12 1984-01-31 デイスコビジョン・アソシエイツ 帯域幅圧縮周波数変調搬送波信号を発生する方法
JPH0437638B2 (no) * 1982-07-12 1992-06-19 Discovision Ass

Also Published As

Publication number Publication date
JPS5441364B2 (no) 1979-12-07

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees