CN1118055C - 光盘驱动装置及光盘驱动控制方法 - Google Patents
光盘驱动装置及光盘驱动控制方法 Download PDFInfo
- Publication number
- CN1118055C CN1118055C CN98124714A CN98124714A CN1118055C CN 1118055 C CN1118055 C CN 1118055C CN 98124714 A CN98124714 A CN 98124714A CN 98124714 A CN98124714 A CN 98124714A CN 1118055 C CN1118055 C CN 1118055C
- Authority
- CN
- China
- Prior art keywords
- mentioned
- servo
- descending
- sampling
- sampling process
- 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 - Fee Related
Links
Images
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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/005—Reproducing
-
- 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
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/414—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller
- G05B19/4142—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller characterised by the use of a microprocessor
-
- 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
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
- G11B20/10037—A/D conversion, D/A conversion, sampling, slicing and digital quantisation or adjusting parameters thereof
-
- 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
- G11B20/10009—Improvement or modification of read or write signals
- G11B20/10222—Improvement or modification of read or write signals clock-related aspects, e.g. phase or frequency adjustment or bit synchronisation
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Human Computer Interaction (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Optical Recording Or Reproduction (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
- Rotational Drive Of Disk (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP307211/1997 | 1997-11-10 | ||
JP9307211A JP3062140B2 (ja) | 1997-11-10 | 1997-11-10 | 光ディスクドライブの制御方法 |
JP307211/97 | 1997-11-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1217535A CN1217535A (zh) | 1999-05-26 |
CN1118055C true CN1118055C (zh) | 2003-08-13 |
Family
ID=17966386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN98124714A Expired - Fee Related CN1118055C (zh) | 1997-11-10 | 1998-11-10 | 光盘驱动装置及光盘驱动控制方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6301206B1 (zh) |
EP (1) | EP0915457A3 (zh) |
JP (1) | JP3062140B2 (zh) |
KR (1) | KR100334478B1 (zh) |
CN (1) | CN1118055C (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7434232B2 (en) * | 2003-11-07 | 2008-10-07 | Hewlett-Packard Development Company, L.P. | System and method for writing to a drive when an application lacks administrator privileges |
CN100429703C (zh) * | 2005-08-24 | 2008-10-29 | 上海乐金广电电子有限公司 | 在光刻录播放系统中获得最佳伺服增益的装置及方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1150682A (zh) * | 1995-06-16 | 1997-05-28 | 索尼公司 | 用于记录和/或重现盘的装置和方法 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2612691B2 (ja) | 1986-09-20 | 1997-05-21 | パイオニア株式会社 | デイスク記録情報再生装置におけるサーボ装置 |
JPH0770087B2 (ja) | 1986-09-20 | 1995-07-31 | パイオニア株式会社 | 記録デイスク再生装置におけるサ−ボ装置 |
EP0261916B1 (en) * | 1986-09-20 | 1992-12-16 | Pioneer Electronic Corporation | Servomechanism for recording disk reproducing system |
JP2663616B2 (ja) * | 1989-03-07 | 1997-10-15 | 松下電器産業株式会社 | トラック検索装置 |
JPH04351752A (ja) | 1991-05-28 | 1992-12-07 | Oki Electric Ind Co Ltd | 磁気ディスク駆動装置 |
JP3433471B2 (ja) * | 1993-05-27 | 2003-08-04 | ソニー株式会社 | 光ディスク装置における信号処理方法 |
ES2168289T3 (es) * | 1993-10-13 | 2002-06-16 | Canon Kk | Aparato de disco magneto-optico con microprocesador unico. |
US5878005A (en) * | 1994-09-05 | 1999-03-02 | Canon Kabushiki Kaisha | Information recording/reproducing apparatus for periodically executing servo processing |
JPH0877574A (ja) | 1994-09-08 | 1996-03-22 | Canon Inc | 情報記録再生装置 |
JPH08124182A (ja) * | 1994-10-19 | 1996-05-17 | Canon Inc | 光学的情報記録再生装置 |
JP3221597B2 (ja) * | 1995-06-01 | 2001-10-22 | キヤノン株式会社 | 光学式情報記録再生装置 |
JPH09124182A (ja) | 1995-10-31 | 1997-05-13 | Ricoh Co Ltd | 搬送ガイド機構 |
JPH09167440A (ja) | 1995-12-15 | 1997-06-24 | Sanyo Electric Co Ltd | ディスク用信号処理装置 |
JPH09167367A (ja) | 1995-12-15 | 1997-06-24 | Sanyo Electric Co Ltd | ディスク用信号処理装置 |
JPH09274505A (ja) | 1996-02-07 | 1997-10-21 | Nikon Corp | サーボ装置 |
JPH09231586A (ja) * | 1996-02-28 | 1997-09-05 | Sony Corp | 光ディスク装置 |
-
1997
- 1997-11-10 JP JP9307211A patent/JP3062140B2/ja not_active Expired - Fee Related
-
1998
- 1998-11-06 EP EP98121207A patent/EP0915457A3/en not_active Withdrawn
- 1998-11-09 US US09/187,750 patent/US6301206B1/en not_active Expired - Lifetime
- 1998-11-10 KR KR1019980047989A patent/KR100334478B1/ko not_active IP Right Cessation
- 1998-11-10 CN CN98124714A patent/CN1118055C/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1150682A (zh) * | 1995-06-16 | 1997-05-28 | 索尼公司 | 用于记录和/或重现盘的装置和方法 |
Also Published As
Publication number | Publication date |
---|---|
US6301206B1 (en) | 2001-10-09 |
EP0915457A2 (en) | 1999-05-12 |
JPH11144372A (ja) | 1999-05-28 |
KR19990045163A (ko) | 1999-06-25 |
CN1217535A (zh) | 1999-05-26 |
EP0915457A3 (en) | 2001-02-07 |
JP3062140B2 (ja) | 2000-07-10 |
KR100334478B1 (ko) | 2002-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: TOKYO, JAPAN TO: KANAGAWA, JAPAN |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100901 Address after: Kanagawa, Japan Patentee after: NEC Corp. Address before: Tokyo, Japan Patentee before: NEC Corp. |
|
ASS | Succession or assignment of patent right |
Owner name: RENESAS ELECTRONICS CORPORATION Free format text: FORMER OWNER: NEC CORP. Effective date: 20101110 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20101110 Address after: Kanagawa, Japan Patentee after: Renesas Electronics Corporation Address before: Kanagawa, Japan Patentee before: NEC Corp. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030813 Termination date: 20131110 |