JPS5429609A - Moving mirror device in optical information recording medium disc reproducer - Google Patents

Moving mirror device in optical information recording medium disc reproducer

Info

Publication number
JPS5429609A
JPS5429609A JP9534877A JP9534877A JPS5429609A JP S5429609 A JPS5429609 A JP S5429609A JP 9534877 A JP9534877 A JP 9534877A JP 9534877 A JP9534877 A JP 9534877A JP S5429609 A JPS5429609 A JP S5429609A
Authority
JP
Japan
Prior art keywords
mirror device
moving mirror
recording medium
information recording
optical information
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
JP9534877A
Other languages
Japanese (ja)
Other versions
JPS5837619B2 (en
Inventor
Osamu Tajima
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
Priority to JP9534877A priority Critical patent/JPS5837619B2/en
Publication of JPS5429609A publication Critical patent/JPS5429609A/en
Publication of JPS5837619B2 publication Critical patent/JPS5837619B2/en
Expired 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
    • G11B7/0925—Electromechanical actuators for lens positioning

Landscapes

  • Mounting And Adjusting Of Optical Elements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

PURPOSE:To make the device simpler and smaller in size and improve its quality performance by performing jitter correction controlling and tracking controlling with one moving mirror device constituted by a plurality of coil combinations and a generator for d.c. magnetic fields.
JP9534877A 1977-08-09 1977-08-09 Movable mirror device in optical information recording medium disc playback device Expired JPS5837619B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9534877A JPS5837619B2 (en) 1977-08-09 1977-08-09 Movable mirror device in optical information recording medium disc playback device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9534877A JPS5837619B2 (en) 1977-08-09 1977-08-09 Movable mirror device in optical information recording medium disc playback device

Publications (2)

Publication Number Publication Date
JPS5429609A true JPS5429609A (en) 1979-03-05
JPS5837619B2 JPS5837619B2 (en) 1983-08-17

Family

ID=14135157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9534877A Expired JPS5837619B2 (en) 1977-08-09 1977-08-09 Movable mirror device in optical information recording medium disc playback device

Country Status (1)

Country Link
JP (1) JPS5837619B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5730127A (en) * 1980-07-30 1982-02-18 Nippon Columbia Co Ltd Movable light emitting element
NL8500361A (en) * 1984-02-08 1985-09-02 Sharp Kk THREE-DIMENSIONAL DRIVE DEVICE.
JP2008187277A (en) * 2007-01-26 2008-08-14 Matsushita Electric Works Ltd Power line carrier communication system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5730127A (en) * 1980-07-30 1982-02-18 Nippon Columbia Co Ltd Movable light emitting element
NL8500361A (en) * 1984-02-08 1985-09-02 Sharp Kk THREE-DIMENSIONAL DRIVE DEVICE.
JP2008187277A (en) * 2007-01-26 2008-08-14 Matsushita Electric Works Ltd Power line carrier communication system

Also Published As

Publication number Publication date
JPS5837619B2 (en) 1983-08-17

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