JPS5848243A - 光学的記録再生装置のトラツク追跡装置 - Google Patents

光学的記録再生装置のトラツク追跡装置

Info

Publication number
JPS5848243A
JPS5848243A JP14712481A JP14712481A JPS5848243A JP S5848243 A JPS5848243 A JP S5848243A JP 14712481 A JP14712481 A JP 14712481A JP 14712481 A JP14712481 A JP 14712481A JP S5848243 A JPS5848243 A JP S5848243A
Authority
JP
Japan
Prior art keywords
optical
output
rack
light
tracking
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
JP14712481A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6325413B2 (enrdf_load_stackoverflow
Inventor
Seio Watanabe
渡辺　勢夫
Masahiro Daimon
大門　正博
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 true JPS5848243A (ja) 1983-03-22
JPS6325413B2 JPS6325413B2 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)

Cited By (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
JPS6132228A (ja) * 1984-07-23 1986-02-14 Sony Corp トラツキングエラ−信号検出方式
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
JPS6369027A (ja) * 1986-08-29 1988-03-29 フィリップス　エレクトロニクス　ネムローゼ　フェンノートシャップ 情報記録装置
JPS63103443A (ja) * 1986-10-21 1988-05-09 Hitachi Ltd 光ヘツド
EP1607972A3 (en) * 2004-06-15 2010-12-15 Samsung Electronics Co., Ltd. Apparatus, medium, and method for compensating for a defect on a medium based on a corresponding area being a recorded area or an unrecorded area

Families Citing this family (1)

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

Citations (2)

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

Patent Citations (2)

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

Cited By (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
JPS6132228A (ja) * 1984-07-23 1986-02-14 Sony Corp トラツキングエラ−信号検出方式
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
JPS6369027A (ja) * 1986-08-29 1988-03-29 フィリップス　エレクトロニクス　ネムローゼ　フェンノートシャップ 情報記録装置
JPS63103443A (ja) * 1986-10-21 1988-05-09 Hitachi Ltd 光ヘツド
EP1607972A3 (en) * 2004-06-15 2010-12-15 Samsung Electronics Co., Ltd. Apparatus, medium, and method for compensating for a defect on a medium based on a corresponding area being a recorded area or an unrecorded area

Also Published As

Publication number Publication date
JPS6325413B2 (enrdf_load_stackoverflow) 1988-05-25

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