KR900006946A - 광디스크장치 - Google Patents
광디스크장치Info
- Publication number
- KR900006946A KR900006946A KR1019890015759A KR890015759A KR900006946A KR 900006946 A KR900006946 A KR 900006946A KR 1019890015759 A KR1019890015759 A KR 1019890015759A KR 890015759 A KR890015759 A KR 890015759A KR 900006946 A KR900006946 A KR 900006946A
- Authority
- KR
- South Korea
- Prior art keywords
- optical disc
- disc device
- optical
- disc
- Prior art date
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
-
- 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
- G11B7/0946—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 operation during external perturbations not related to the carrier or servo beam, e.g. vibration
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63-275602 | 1988-10-31 | ||
JP63275602A JP2692901B2 (ja) | 1988-10-31 | 1988-10-31 | 情報処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900006946A true KR900006946A (ko) | 1990-05-09 |
KR920007290B1 KR920007290B1 (ko) | 1992-08-29 |
Family
ID=17557728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890015759A KR920007290B1 (ko) | 1988-10-31 | 1989-10-31 | 광디스크장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5177718A (ko) |
EP (1) | EP0367094B1 (ko) |
JP (1) | JP2692901B2 (ko) |
KR (1) | KR920007290B1 (ko) |
DE (1) | DE68921140T2 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5220545A (en) * | 1990-07-30 | 1993-06-15 | Nec Corporation | Disk controller including format control unit instructing directly jump back operation |
US5448540A (en) * | 1990-09-21 | 1995-09-05 | Victor Company Of Japan, Ltd. | Device for detecting the position of a recording/reproducing element |
JP3021029B2 (ja) * | 1990-11-20 | 2000-03-15 | シャープ株式会社 | 光磁気記録媒体の情報アクセス方法 |
JPH05128554A (ja) * | 1991-11-01 | 1993-05-25 | Olympus Optical Co Ltd | 光学的情報記録再生装置 |
DE69318598T2 (de) * | 1992-02-29 | 1998-09-10 | Sony Corp | Vorrichtung zur Aufzeichnung auf einer optischen Platte |
JP3230319B2 (ja) * | 1992-07-09 | 2001-11-19 | ソニー株式会社 | 音響再生装置 |
JP3591028B2 (ja) * | 1995-01-25 | 2004-11-17 | ソニー株式会社 | 再生装置、再生方法 |
JP2629650B2 (ja) * | 1995-05-23 | 1997-07-09 | 日本電気株式会社 | トラックアクセス装置 |
JPH1064244A (ja) * | 1996-08-23 | 1998-03-06 | Sony Corp | 記録媒体、再生装置 |
JPH11203805A (ja) | 1998-01-09 | 1999-07-30 | Sony Corp | ヘツド位置決め制御装置及びその方法 |
US7268794B2 (en) * | 2000-10-30 | 2007-09-11 | Yamaha Corporation | Method of printing label on optical disk, optical disk unit, and optical disk |
US20040179439A1 (en) * | 2002-12-10 | 2004-09-16 | Jen-Yu Hsu | Method for processing error control for a seeking servo of an optical disk drive |
US8462597B2 (en) * | 2003-06-20 | 2013-06-11 | Freescale Semiconductor, Inc. | Decoupling technique for optical disk drive optical pickup units |
TWI266281B (en) * | 2003-12-29 | 2006-11-11 | Lite On It Corp | A method of improving the seek function in an optical disk drive |
TWI481812B (zh) * | 2013-05-03 | 2015-04-21 | Compal Electronics Inc | 光學量測裝置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4037252A (en) * | 1973-11-10 | 1977-07-19 | U.S. Philips Corporation | Apparatus for reading a disc-shaped record carrier with plural scanning spots for stable radial tracking |
JPS6010429A (ja) * | 1983-06-30 | 1985-01-19 | Toshiba Corp | 光デイスク装置 |
US4684797A (en) * | 1984-02-29 | 1987-08-04 | Kabushiki Kaisha Toshiba | Optical system and method for reducing vibration of an objective lens in an optical head assembly of an optical read/write system |
JPS60197950A (ja) * | 1984-03-22 | 1985-10-07 | Toshiba Corp | 光学ヘツド |
JPH06103535B2 (ja) * | 1985-06-12 | 1994-12-14 | オリンパス光学工業株式会社 | 光学式情報記録再生装置 |
JPS63103435A (ja) * | 1986-10-20 | 1988-05-09 | Fujitsu General Ltd | 光デイスク記録再生装置の誤記録防止装置 |
KR910003458B1 (ko) * | 1986-12-02 | 1991-05-31 | 미쓰비시뎅끼 가부시끼가이샤 | 광디스크의 구동장치 |
JP2557896B2 (ja) * | 1987-07-31 | 1996-11-27 | 株式会社東芝 | ディスク装置 |
JPS6460879A (en) * | 1987-09-01 | 1989-03-07 | Pioneer Electronic Corp | Scanning method in disk player |
US4942563A (en) * | 1987-09-30 | 1990-07-17 | Kabushiki Kaisha Toshiba | Signal processing apparatus and method capable of providing precise digital data |
-
1988
- 1988-10-31 JP JP63275602A patent/JP2692901B2/ja not_active Expired - Fee Related
-
1989
- 1989-10-24 US US07/425,912 patent/US5177718A/en not_active Expired - Fee Related
- 1989-10-25 DE DE68921140T patent/DE68921140T2/de not_active Expired - Fee Related
- 1989-10-25 EP EP89119848A patent/EP0367094B1/en not_active Expired - Lifetime
- 1989-10-31 KR KR1019890015759A patent/KR920007290B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US5177718A (en) | 1993-01-05 |
DE68921140T2 (de) | 1995-07-20 |
EP0367094A2 (en) | 1990-05-09 |
JPH02122424A (ja) | 1990-05-10 |
DE68921140D1 (de) | 1995-03-23 |
EP0367094A3 (en) | 1991-06-12 |
KR920007290B1 (ko) | 1992-08-29 |
EP0367094B1 (en) | 1995-02-15 |
JP2692901B2 (ja) | 1997-12-17 |
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Legal Events
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G160 | Decision to publish patent application | ||
O035 | Opposition [patent]: request for opposition | ||
E701 | Decision to grant or registration of patent right | ||
O073 | Decision to grant registration after opposition [patent]: decision to grant registration | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20020729 Year of fee payment: 11 |
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LAPS | Lapse due to unpaid annual fee |