JPS6111938A - 光学式記録再生装置 - Google Patents

光学式記録再生装置

Info

Publication number
JPS6111938A
JPS6111938A JP13134584A JP13134584A JPS6111938A JP S6111938 A JPS6111938 A JP S6111938A JP 13134584 A JP13134584 A JP 13134584A JP 13134584 A JP13134584 A JP 13134584A JP S6111938 A JPS6111938 A JP S6111938A
Authority
JP
Japan
Prior art keywords
signal
track
tracking
information
circuit
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
JP13134584A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0414417B2 (enrdf_load_stackoverflow
Inventor
Tomiya Miyazaki
富弥 宮崎
Noboru Wakami
昇 若見
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP13134584A priority Critical patent/JPS6111938A/ja
Publication of JPS6111938A publication Critical patent/JPS6111938A/ja
Publication of JPH0414417B2 publication Critical patent/JPH0414417B2/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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP13134584A 1984-06-26 1984-06-26 光学式記録再生装置 Granted JPS6111938A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13134584A JPS6111938A (ja) 1984-06-26 1984-06-26 光学式記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13134584A JPS6111938A (ja) 1984-06-26 1984-06-26 光学式記録再生装置

Publications (2)

Publication Number Publication Date
JPS6111938A true JPS6111938A (ja) 1986-01-20
JPH0414417B2 JPH0414417B2 (enrdf_load_stackoverflow) 1992-03-12

Family

ID=15055764

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13134584A Granted JPS6111938A (ja) 1984-06-26 1984-06-26 光学式記録再生装置

Country Status (1)

Country Link
JP (1) JPS6111938A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0414417B2 (enrdf_load_stackoverflow) 1992-03-12

Similar Documents

Publication Publication Date Title
JPS6223371B2 (enrdf_load_stackoverflow)
JPS63149835A (ja) 光学式記録再生装置のトラツキングサ−ボ回路
JPS6010429A (ja) 光デイスク装置
KR100310117B1 (ko) 원반상정보기록담체의재생장치
JPS6120929B2 (enrdf_load_stackoverflow)
JP2594901B2 (ja) 光デイスク装置
JP2595546B2 (ja) 光学的情報記録再生装置
JPS6111938A (ja) 光学式記録再生装置
JPH0234089B2 (ja) Mokuhyotoratsukuichikensakusochi
JP4202972B2 (ja) 光ディスク装置
JPS641856B2 (enrdf_load_stackoverflow)
JPS61283035A (ja) 光学式記録再生装置
JPS6242336A (ja) デイスク判別装置
JP2795233B2 (ja) 光ヘッド装置
JPH0196828A (ja) 光学的情報記録再生装置
JPS6018827A (ja) 光学式情報装置
JPS6353617B2 (enrdf_load_stackoverflow)
JPH0439130B2 (enrdf_load_stackoverflow)
JPS5916170A (ja) 再生装置
JPS6111941A (ja) 光学式記録再生装置
JPS637948Y2 (enrdf_load_stackoverflow)
JPS618742A (ja) 光学式情報記録再生装置
JP2000173065A (ja) 光ディスクプレーヤ装置およびフォーカスサーボ機構の感度検出方法
JPS62157331A (ja) 光デイスク装置
JPS63282930A (ja) 情報処理装置

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term