DE60308192D1 - Steuerung der rotationsgeschwindigkeit für eine informationsspeichereinheit - Google Patents
Steuerung der rotationsgeschwindigkeit für eine informationsspeichereinheitInfo
- Publication number
- DE60308192D1 DE60308192D1 DE60308192T DE60308192T DE60308192D1 DE 60308192 D1 DE60308192 D1 DE 60308192D1 DE 60308192 T DE60308192 T DE 60308192T DE 60308192 T DE60308192 T DE 60308192T DE 60308192 D1 DE60308192 D1 DE 60308192D1
- Authority
- DE
- Germany
- Prior art keywords
- rotation speed
- speed
- mode
- limited
- information
- 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
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
-
- 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
-
- 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
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
-
- 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
- G11B19/26—Speed-changing arrangements; Reversing arrangements; Drive-transfer means therefor
-
- 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
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
-
- 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
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
- G11B2020/1062—Data buffering arrangements, e.g. recording or playback buffers
- G11B2020/10629—Data buffering arrangements, e.g. recording or playback buffers the buffer having a specific structure
-
- 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
- G11B20/10527—Audio or video recording; Data buffering arrangements
- G11B2020/1062—Data buffering arrangements, e.g. recording or playback buffers
- G11B2020/10675—Data buffering arrangements, e.g. recording or playback buffers aspects of buffer control
-
- 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
- G11B2020/10935—Digital recording or reproducing wherein a time constraint must be met
- G11B2020/10953—Concurrent recording or playback of different streams or files
- G11B2020/10962—Concurrent recording or playback of different streams or files wherein both recording and playback take place simultaneously
-
- 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
- G11B2020/10935—Digital recording or reproducing wherein a time constraint must be met
- G11B2020/10981—Recording or reproducing data when the data rate or the relative speed between record carrier and transducer is variable
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Rotational Drive Of Disk (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02077985 | 2002-07-22 | ||
EP02077985 | 2002-07-22 | ||
PCT/IB2003/002725 WO2004010430A1 (en) | 2002-07-22 | 2003-06-25 | Rotation speed control for recording information |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60308192D1 true DE60308192D1 (de) | 2006-10-19 |
DE60308192T2 DE60308192T2 (de) | 2007-07-19 |
Family
ID=30470300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60308192T Expired - Lifetime DE60308192T2 (de) | 2002-07-22 | 2003-06-25 | Steuerung der rotationsgeschwindigkeit für eine informationsspeichereinheit |
Country Status (9)
Country | Link |
---|---|
US (1) | US7800996B2 (de) |
EP (1) | EP1525581B1 (de) |
JP (1) | JP4268132B2 (de) |
KR (1) | KR100971439B1 (de) |
CN (1) | CN1305058C (de) |
AT (1) | ATE339003T1 (de) |
AU (1) | AU2003238637A1 (de) |
DE (1) | DE60308192T2 (de) |
WO (1) | WO2004010430A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4015642B2 (ja) * | 2004-05-28 | 2007-11-28 | 株式会社日立エルジーデータストレージ | 光ディスク装置及び光ディスクの回転速度制御方法 |
CN100447886C (zh) * | 2004-07-12 | 2008-12-31 | 联发科技股份有限公司 | 光驱载具转动马达混合式切换方法 |
CN101313360A (zh) * | 2005-11-24 | 2008-11-26 | 皇家飞利浦电子股份有限公司 | 一种在光盘上记录数据期间使功率耗散最小的系统和方法 |
US20090122675A1 (en) * | 2007-11-14 | 2009-05-14 | Philips & Lite-On Digital Solutions Corporation | Method for determining optimal operating parameters for reading or writing a storage medium |
US20090122680A1 (en) * | 2007-11-14 | 2009-05-14 | Philips & Lite-On Digital Solutions Corporation | Method for determining a parameter space for finding optimal operating parameters for reading or writing a storage medium |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2809206B2 (ja) * | 1995-06-26 | 1998-10-08 | 松下電器産業株式会社 | 光ディスク記録再生方法及び光ディスク装置 |
JP3631311B2 (ja) * | 1995-12-15 | 2005-03-23 | 富士通株式会社 | 光ディスク装置 |
JPH09293361A (ja) * | 1996-04-23 | 1997-11-11 | Sony Corp | 記録再生装置 |
US5703850A (en) * | 1996-06-18 | 1997-12-30 | Cirrus Logic, Inc. | Data retrieval system and method within a constant angular velocity CD-ROM |
MY117767A (en) * | 1996-07-10 | 2004-08-30 | Sony Corp | Apparatus and method for reproducing data recorded at a predetermined linear velocity on a disc-like recording medium. |
JP3442243B2 (ja) * | 1996-07-12 | 2003-09-02 | ティアック株式会社 | デ−タ再生方法及び装置 |
US5982728A (en) * | 1996-07-25 | 1999-11-09 | Matsushita Electric Industrial Co., Ltd. | Reading information from a disk-shaped recording medium that is rotatable at a plurality of speeds |
DE69725695T2 (de) | 1996-09-16 | 2004-07-29 | Koninklijke Philips Electronics N.V. | Aufzeichnungs- und wiedergabesystem zur gleichzeitigen aufzeichnung und wiedergabe über einen informationsträger |
JP2924831B2 (ja) * | 1996-11-15 | 1999-07-26 | 日本電気株式会社 | データ記録再生装置 |
JP3687066B2 (ja) | 1997-04-15 | 2005-08-24 | 株式会社リコー | 記録可能な光ディスク装置の回転モータ制御装置 |
JP3686019B2 (ja) | 1997-04-15 | 2005-08-24 | 株式会社リコー | 光ディスク装置及びその回転モータ制御装置 |
JP3410330B2 (ja) * | 1997-04-15 | 2003-05-26 | 株式会社リコー | 光ディスク装置及びその回転モータ制御装置 |
US6088315A (en) * | 1997-05-28 | 2000-07-11 | Sony Corporation | Disc recording and/or reproducing apparatus and its motor drive control circuit |
CA2290498A1 (en) | 1998-03-19 | 1999-09-23 | Koninklijke Philips Electronics N.V. | Recording/reproduction and/or editing of real time information on/from a disc like record carrier |
JPH11306662A (ja) * | 1998-04-16 | 1999-11-05 | Ricoh Co Ltd | 情報記録装置 |
JP4473455B2 (ja) | 1999-01-12 | 2010-06-02 | 富士通株式会社 | 記録媒体へのアクセスを制御するアクセス制御装置および方法 |
US7340153B2 (en) * | 2000-01-11 | 2008-03-04 | Hitachi, Ltd. | Apparatus and method for recording and reproducing information |
JP3838031B2 (ja) | 2000-01-11 | 2006-10-25 | 株式会社日立製作所 | 情報記録再生装置および情報記録再生方法 |
-
2003
- 2003-06-25 AU AU2003238637A patent/AU2003238637A1/en not_active Abandoned
- 2003-06-25 EP EP03732977A patent/EP1525581B1/de not_active Expired - Lifetime
- 2003-06-25 AT AT03732977T patent/ATE339003T1/de not_active IP Right Cessation
- 2003-06-25 KR KR1020057001085A patent/KR100971439B1/ko not_active IP Right Cessation
- 2003-06-25 WO PCT/IB2003/002725 patent/WO2004010430A1/en active IP Right Grant
- 2003-06-25 JP JP2004522389A patent/JP4268132B2/ja not_active Expired - Fee Related
- 2003-06-25 CN CNB038172062A patent/CN1305058C/zh not_active Expired - Fee Related
- 2003-06-25 DE DE60308192T patent/DE60308192T2/de not_active Expired - Lifetime
- 2003-06-25 US US10/521,661 patent/US7800996B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR20050028043A (ko) | 2005-03-21 |
JP2005534127A (ja) | 2005-11-10 |
JP4268132B2 (ja) | 2009-05-27 |
WO2004010430A9 (en) | 2005-12-15 |
KR100971439B1 (ko) | 2010-07-21 |
WO2004010430A1 (en) | 2004-01-29 |
CN1669084A (zh) | 2005-09-14 |
EP1525581B1 (de) | 2006-09-06 |
EP1525581A1 (de) | 2005-04-27 |
US20060072899A1 (en) | 2006-04-06 |
US7800996B2 (en) | 2010-09-21 |
DE60308192T2 (de) | 2007-07-19 |
AU2003238637A1 (en) | 2004-02-09 |
CN1305058C (zh) | 2007-03-14 |
ATE339003T1 (de) | 2006-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |