SG91281A1 - Traverse driving device for controlling displacement of laser beam irradiated onto optical disc - Google Patents

Traverse driving device for controlling displacement of laser beam irradiated onto optical disc

Info

Publication number
SG91281A1
SG91281A1 SG200002885A SG200002885A SG91281A1 SG 91281 A1 SG91281 A1 SG 91281A1 SG 200002885 A SG200002885 A SG 200002885A SG 200002885 A SG200002885 A SG 200002885A SG 91281 A1 SG91281 A1 SG 91281A1
Authority
SG
Singapore
Prior art keywords
laser beam
driving device
optical disc
irradiated onto
beam irradiated
Prior art date
Application number
SG200002885A
Inventor
Teshirogi Kazuhiro
Shimizu Masanobu
Sumida Katsutoshi
Original Assignee
Matsushita Electric Ind 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 Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of SG91281A1 publication Critical patent/SG91281A1/en

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
    • G11B7/0901—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 for track following only
SG200002885A 1999-05-28 2000-05-26 Traverse driving device for controlling displacement of laser beam irradiated onto optical disc SG91281A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14992299A JP3698918B2 (en) 1999-05-28 1999-05-28 Optical disk traverse drive device

Publications (1)

Publication Number Publication Date
SG91281A1 true SG91281A1 (en) 2002-09-17

Family

ID=15485523

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200002885A SG91281A1 (en) 1999-05-28 2000-05-26 Traverse driving device for controlling displacement of laser beam irradiated onto optical disc

Country Status (3)

Country Link
JP (1) JP3698918B2 (en)
DE (1) DE10025564C2 (en)
SG (1) SG91281A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10064051A1 (en) * 2000-12-21 2002-12-05 Thomson Brandt Gmbh Position control by means of a track count

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08335321A (en) * 1995-06-07 1996-12-17 Matsushita Electric Ind Co Ltd Optical disk device
JPH09196616A (en) * 1996-01-17 1997-07-31 Sony Corp Displacement measuring apparatus and method for disk-shaped recording medium
JPH10188324A (en) * 1996-12-19 1998-07-21 Sony Corp Optical disk device and optical disk recording and reproducing method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5566152A (en) * 1992-10-21 1996-10-15 Matsushita Electric Industrial Co., Ltd. Tracking control system with correction capabilities for correcting disagreement between optical axes
JPH0963070A (en) * 1995-06-13 1997-03-07 Matsushita Electric Ind Co Ltd Track access method and device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08335321A (en) * 1995-06-07 1996-12-17 Matsushita Electric Ind Co Ltd Optical disk device
JPH09196616A (en) * 1996-01-17 1997-07-31 Sony Corp Displacement measuring apparatus and method for disk-shaped recording medium
JPH10188324A (en) * 1996-12-19 1998-07-21 Sony Corp Optical disk device and optical disk recording and reproducing method

Also Published As

Publication number Publication date
JP3698918B2 (en) 2005-09-21
DE10025564C2 (en) 2003-10-02
DE10025564A1 (en) 2001-01-25
JP2000339719A (en) 2000-12-08

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