JPS6325413B2 - - Google Patents

Info

Publication number
JPS6325413B2
JPS6325413B2 JP56147124A JP14712481A JPS6325413B2 JP S6325413 B2 JPS6325413 B2 JP S6325413B2 JP 56147124 A JP56147124 A JP 56147124A JP 14712481 A JP14712481 A JP 14712481A JP S6325413 B2 JPS6325413 B2 JP S6325413B2
Authority
JP
Japan
Prior art keywords
track
optical
optical disk
output
tilt
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.)
Expired
Application number
JP56147124A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5848243A (ja
Inventor
Seio Watanabe
Masahiro Daimon
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 JP14712481A priority Critical patent/JPS5848243A/ja
Publication of JPS5848243A publication Critical patent/JPS5848243A/ja
Publication of JPS6325413B2 publication Critical patent/JPS6325413B2/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
    • G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0956—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP14712481A 1981-09-17 1981-09-17 光学的記録再生装置のトラツク追跡装置 Granted JPS5848243A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14712481A JPS5848243A (ja) 1981-09-17 1981-09-17 光学的記録再生装置のトラツク追跡装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14712481A JPS5848243A (ja) 1981-09-17 1981-09-17 光学的記録再生装置のトラツク追跡装置

Publications (2)

Publication Number Publication Date
JPS5848243A JPS5848243A (ja) 1983-03-22
JPS6325413B2 true JPS6325413B2 (zh) 1988-05-25

Family

ID=15423079

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14712481A Granted JPS5848243A (ja) 1981-09-17 1981-09-17 光学的記録再生装置のトラツク追跡装置

Country Status (1)

Country Link
JP (1) JPS5848243A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01146413U (zh) * 1988-03-31 1989-10-09

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58183639U (ja) * 1982-05-28 1983-12-07 赤井電機株式会社 光ピツクアツプのトラツキングエラ−信号検出装置
JPS60170035A (ja) * 1984-02-13 1985-09-03 Toshiba Corp 光学式情報再生装置のトラッキング制御方法
JPS60146921U (ja) * 1984-03-07 1985-09-30 アルプス電気株式会社 トラツキングエラ−信号発生回路
JPH0685225B2 (ja) * 1984-07-23 1994-10-26 ソニー株式会社 トラッキングエラー信号の検出装置
JPS6252735A (ja) * 1985-08-30 1987-03-07 Pioneer Electronic Corp 光学式情報記録再生装置
JPS6289246A (ja) * 1985-10-16 1987-04-23 Sankyo Seiki Mfg Co Ltd 光記録媒体傾き検出装置
US4864552A (en) * 1986-08-29 1989-09-05 Laser Magnetic Storage International Company Driving signal for coarse servo employing sampled offset signal
JPS63103443A (ja) * 1986-10-21 1988-05-09 Hitachi Ltd 光ヘツド
KR100622946B1 (ko) * 2004-06-15 2006-09-19 삼성전자주식회사 광기록 및 재생장치에 있어서 기록 및 미기록 영역의판별에 기초한 디펙 보정 방법 및 장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57199904A (en) * 1981-06-03 1982-12-08 Matsushita Electric Ind Co Ltd Inclination controller
JPS57199903A (en) * 1981-06-03 1982-12-08 Matsushita Electric Ind Co Ltd Position detector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57199904A (en) * 1981-06-03 1982-12-08 Matsushita Electric Ind Co Ltd Inclination controller
JPS57199903A (en) * 1981-06-03 1982-12-08 Matsushita Electric Ind Co Ltd Position detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01146413U (zh) * 1988-03-31 1989-10-09

Also Published As

Publication number Publication date
JPS5848243A (ja) 1983-03-22

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