DE69026560D1 - Plattenantriebgerät mit verbessertem Initialisierungsverfahren - Google Patents
Plattenantriebgerät mit verbessertem InitialisierungsverfahrenInfo
- Publication number
- DE69026560D1 DE69026560D1 DE69026560T DE69026560T DE69026560D1 DE 69026560 D1 DE69026560 D1 DE 69026560D1 DE 69026560 T DE69026560 T DE 69026560T DE 69026560 T DE69026560 T DE 69026560T DE 69026560 D1 DE69026560 D1 DE 69026560D1
- Authority
- DE
- Germany
- Prior art keywords
- disk drive
- drive device
- initialization process
- improved initialization
- improved
- 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 - Lifetime
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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/28—Speed controlling, regulating, or indicating
-
- 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
-
- 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
- G11B7/0945—Methods for initialising servos, start-up sequences
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10595—Control of operating function
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
- G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
-
- 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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/005—Reproducing
- G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA
-
- 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
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
- G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
-
- 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
- G11B7/08511—Methods for track change, selection or preliminary positioning by moving the head with focus pull-in only
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1241294A JP2774609B2 (ja) | 1989-09-18 | 1989-09-18 | ディスク装置及びディスク制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69026560D1 true DE69026560D1 (de) | 1996-05-23 |
DE69026560T2 DE69026560T2 (de) | 1996-09-12 |
Family
ID=17072134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69026560T Expired - Lifetime DE69026560T2 (de) | 1989-09-18 | 1990-09-11 | Plattenantriebgerät mit verbessertem Initialisierungsverfahren |
Country Status (5)
Country | Link |
---|---|
US (2) | US5724328A (de) |
EP (1) | EP0418702B1 (de) |
JP (1) | JP2774609B2 (de) |
KR (1) | KR940003214B1 (de) |
DE (1) | DE69026560T2 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2774609B2 (ja) * | 1989-09-18 | 1998-07-09 | 富士通株式会社 | ディスク装置及びディスク制御方法 |
JP3227677B2 (ja) * | 1991-12-13 | 2001-11-12 | ソニー株式会社 | 記録媒体駆動装置 |
DE4321714C2 (de) * | 1992-07-03 | 1998-06-04 | Fujitsu Ltd | Aufzeichnungs-/Abspielvorrichtung für plattenförmige Aufzeichnungsträger |
DE4345257C2 (de) * | 1992-07-03 | 1999-02-11 | Fujitsu Ltd | Plattenlaufwerk mit reduzierter Stromaufnahme |
US5991251A (en) * | 1997-03-11 | 1999-11-23 | Ricoh Company, Ltd. | Method and apparatus for changing laser beam power of an optical storage device for various types of compact disks |
IT1296023B1 (it) * | 1997-07-16 | 1999-06-04 | Sgs Thomson Microelectronics | Sistema di pilotaggio misto pwm/lineare impiegante due distinti stadi di pilotaggio |
KR100373535B1 (ko) * | 1997-10-28 | 2003-05-12 | 엘지전자 주식회사 | 재기록가능한기록매체의초기화방법및장치 |
JP3302919B2 (ja) | 1997-11-27 | 2002-07-15 | 株式会社リコー | 光記録媒体の初期化方法及び初期化装置 |
JP4277369B2 (ja) * | 1999-06-18 | 2009-06-10 | ソニー株式会社 | 光再生装置、光再生方法、光記録装置、および光記録方法、並びに記録媒体 |
KR20010059876A (ko) * | 1999-12-30 | 2001-07-06 | 구자홍 | 광 기록재생기의 제어 방법 |
JP2001209954A (ja) * | 2000-01-24 | 2001-08-03 | Matsushita Electric Ind Co Ltd | 光ディスク装置、及び光ディスク装置の制御方法 |
KR100674749B1 (ko) * | 2000-11-21 | 2007-01-25 | 엘지전자 주식회사 | 광디스크 장치의 초기 구동방법 |
KR100379737B1 (ko) * | 2000-12-14 | 2003-04-16 | 주식회사 한미파슨스건축사사무소 | 경량칸막이 벽체 내에 매설되는 박스 보강철물 |
US6972539B1 (en) * | 2003-04-30 | 2005-12-06 | Western Digital Technologies, Inc. | Disk drive employing commutation phase modulation and current modulation of a spindle motor |
TWI226604B (en) * | 2003-08-18 | 2005-01-11 | Mediatek Inc | Method for controlling rotation speed of optical storage device |
JP2005276397A (ja) * | 2004-03-26 | 2005-10-06 | Matsushita Electric Ind Co Ltd | ディスク再生装置及びディスク加速調整方法 |
US20060072404A1 (en) * | 2004-09-07 | 2006-04-06 | Gage Donald B | Method and system for managing data storage on optical media using scan-before-burn techniques |
EP1800308A2 (de) * | 2004-10-08 | 2007-06-27 | Koninklijke Philips Electronics N.V. | Schnelle plattenerkennung durch beseitigung von kalibrierungen |
JP4690871B2 (ja) * | 2005-11-30 | 2011-06-01 | 株式会社日立製作所 | 光ディスク記録・再生装置及びそのフォーカスサーボ制御方法 |
CN101681638A (zh) * | 2007-05-10 | 2010-03-24 | 皇家飞利浦电子股份有限公司 | 光学驱动器的盘启动时间 |
JP6281409B2 (ja) * | 2014-05-26 | 2018-02-21 | 富士通株式会社 | 表示制御方法、情報処理プログラム、及び情報処理装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3342525A1 (de) * | 1982-11-27 | 1984-05-30 | Canon K.K., Tokio/Tokyo | Geraet zur informations-aufzeichnung und/oder -wiedergabe |
JPS59148183A (ja) * | 1983-02-14 | 1984-08-24 | Hitachi Ltd | サ−ボ制御方式 |
JPH0731371Y2 (ja) * | 1985-02-22 | 1995-07-19 | ソニー株式会社 | 光学式デイスク再生装置 |
JPH0734287B2 (ja) * | 1984-05-08 | 1995-04-12 | ソニー株式会社 | 光学式ディスク装置の起動制御方法 |
EP0164061B1 (de) * | 1984-06-01 | 1989-05-17 | Matsushita Electric Industrial Co., Ltd. | Optische Platte ausschliesslich zur Wiedergabe |
US4856011A (en) * | 1985-01-30 | 1989-08-08 | Ricoh Company, Ltd. | Semiconductor laser control circuit |
US4721850A (en) * | 1985-03-06 | 1988-01-26 | Olympus Optical Co., Ltd. | Optical pickup device having a detector for detecting the light emitting intensity variation of a semiconductor light emitting element |
JPS6240620A (ja) * | 1985-08-15 | 1987-02-21 | Olympus Optical Co Ltd | 光学的情報記録再生装置 |
JPH0614570B2 (ja) * | 1987-04-28 | 1994-02-23 | シャープ株式会社 | 光出力安定化方法および該方法に使用する光検出器 |
JPH01204229A (ja) * | 1988-02-09 | 1989-08-16 | Alpine Electron Inc | 光学式ディスクプレーヤにおけるサーボコントロール方法 |
US4998233A (en) * | 1988-02-12 | 1991-03-05 | International Business Machines Corporation | Acquiring focus in optical systems using a focus error signal and a laser drive signal |
US5020045A (en) * | 1988-12-19 | 1991-05-28 | Eastman Kodak Company | Focus acquisition servo system and associated method |
JPH02246026A (ja) * | 1989-03-18 | 1990-10-01 | Pioneer Electron Corp | フォーカスサーボループのループゲイン設定方法 |
JP2774609B2 (ja) * | 1989-09-18 | 1998-07-09 | 富士通株式会社 | ディスク装置及びディスク制御方法 |
-
1989
- 1989-09-18 JP JP1241294A patent/JP2774609B2/ja not_active Expired - Fee Related
-
1990
- 1990-09-11 EP EP90117434A patent/EP0418702B1/de not_active Expired - Lifetime
- 1990-09-11 DE DE69026560T patent/DE69026560T2/de not_active Expired - Lifetime
- 1990-09-18 KR KR1019900014701A patent/KR940003214B1/ko not_active IP Right Cessation
-
1995
- 1995-06-06 US US08/467,692 patent/US5724328A/en not_active Expired - Fee Related
-
1997
- 1997-12-19 US US08/995,200 patent/US5914921A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2774609B2 (ja) | 1998-07-09 |
EP0418702B1 (de) | 1996-04-17 |
DE69026560T2 (de) | 1996-09-12 |
EP0418702A3 (en) | 1992-05-06 |
US5724328A (en) | 1998-03-03 |
JPH03104020A (ja) | 1991-05-01 |
KR940003214B1 (ko) | 1994-04-16 |
KR910006947A (ko) | 1991-04-30 |
US5914921A (en) | 1999-06-22 |
EP0418702A2 (de) | 1991-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |