CN1260712C - 光盘装置 - Google Patents
光盘装置 Download PDFInfo
- Publication number
- CN1260712C CN1260712C CNB021228647A CN02122864A CN1260712C CN 1260712 C CN1260712 C CN 1260712C CN B021228647 A CNB021228647 A CN B021228647A CN 02122864 A CN02122864 A CN 02122864A CN 1260712 C CN1260712 C CN 1260712C
- Authority
- CN
- China
- Prior art keywords
- focus deviation
- record
- deviation
- optical disc
- error rate
- 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
-
- 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
- G11B7/08—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
- G11B7/094—Methods and circuits for servo offset compensation
Landscapes
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001181834 | 2001-06-15 | ||
JP2001181834A JP3632622B2 (ja) | 2001-06-15 | 2001-06-15 | 光ディスク装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1396585A CN1396585A (zh) | 2003-02-12 |
CN1260712C true CN1260712C (zh) | 2006-06-21 |
Family
ID=19022040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021228647A Expired - Fee Related CN1260712C (zh) | 2001-06-15 | 2002-06-10 | 光盘装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6731573B2 (zh) |
JP (1) | JP3632622B2 (zh) |
KR (1) | KR100473463B1 (zh) |
CN (1) | CN1260712C (zh) |
TW (1) | TWI224323B (zh) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3807269B2 (ja) * | 2001-08-28 | 2006-08-09 | ティアック株式会社 | 光ディスク装置 |
KR100546309B1 (ko) * | 2002-12-28 | 2006-01-26 | 삼성전자주식회사 | 디브이디-램 디스크 드라이브에서의 자동 포즈 방법 |
KR100525877B1 (ko) * | 2003-01-28 | 2005-11-02 | 주식회사 히타치엘지 데이터 스토리지 코리아 | 광디스크 장치에서의 포커스 바이어스 조정방법 |
MXPA05010025A (es) * | 2003-03-24 | 2005-10-26 | Koninkl Philips Electronics Nv | Disco optico con area de desplazamiento del foco. |
EP1713065A4 (en) * | 2004-01-28 | 2008-05-28 | Matsushita Electric Ind Co Ltd | POSITION ADJUSTING METHOD AND SERVO POSITION ADJUSTING DEVICE |
JP2006018974A (ja) * | 2004-07-05 | 2006-01-19 | Pioneer Electronic Corp | 情報記録装置及び情報記録媒体 |
US7167422B2 (en) * | 2004-09-24 | 2007-01-23 | Benq Corporation | Optical recording apparatus capable of optimizing write defocus and method thereof |
CN101103399A (zh) * | 2005-01-13 | 2008-01-09 | 皇家飞利浦电子股份有限公司 | 在光存储介质上进行记录时用于聚焦管理的方法和设备 |
JP4569306B2 (ja) * | 2005-02-02 | 2010-10-27 | 船井電機株式会社 | 光ディスク装置及びデフォーカス調整方法 |
US20060233075A1 (en) * | 2005-04-18 | 2006-10-19 | Mediatek Inc. | Methods of calibrating servo signal bias for optical disc |
JP4676240B2 (ja) | 2005-04-25 | 2011-04-27 | 株式会社日立製作所 | 光ディスク装置、光ディスク装置のフォーカスオフセット及び記録パワー調整方法並びに光ディスク装置のフォーカスオフセット及び記録パワーの調整用プログラム |
KR100682142B1 (ko) * | 2005-12-07 | 2007-02-12 | 주식회사 대우일렉트로닉스 | 광디스크의 기록 전압 조정 방법 |
JP2008052799A (ja) * | 2006-08-23 | 2008-03-06 | Sharp Corp | ディスク記録再生装置 |
JP2008123567A (ja) * | 2006-11-08 | 2008-05-29 | Funai Electric Co Ltd | 光ディスク装置、フォーカスバランスの調整方法 |
KR100867124B1 (ko) * | 2007-02-15 | 2008-11-06 | 삼성전자주식회사 | 광디스크의 데이터 기록 및 재생 장치 및 방법 |
US7839732B2 (en) * | 2007-04-14 | 2010-11-23 | Mediatek Inc. | System and method for calibrating recording track offset of optical storage device |
US7663987B2 (en) * | 2007-04-14 | 2010-02-16 | Mediatek Inc. | Method and system for calibrating recording track offset of optical storage device |
US8618932B2 (en) * | 2011-03-18 | 2013-12-31 | Microsoft Corporation | Device location detection |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2850585B2 (ja) * | 1990-08-30 | 1999-01-27 | 日本電気株式会社 | 光学的記録再生装置および光学的再生媒体 |
US5561645A (en) * | 1994-01-10 | 1996-10-01 | Eastman Kodak Company | Method and apparatus for focusing a recording light beam on a recording medium |
JPH0831092A (ja) * | 1994-07-20 | 1996-02-02 | Hitachi Ltd | 光ディスク装置 |
JP3465413B2 (ja) * | 1995-06-16 | 2003-11-10 | ソニー株式会社 | 光ディスク駆動装置およびフォーカス制御方法 |
JP3510015B2 (ja) * | 1995-09-11 | 2004-03-22 | 株式会社日立製作所 | 光ディスク記録再生装置 |
CN1251205C (zh) * | 1997-11-26 | 2006-04-12 | 松下电器产业株式会社 | 聚焦位置调整装置及光盘驱动装置 |
JP2000099980A (ja) * | 1998-09-17 | 2000-04-07 | Toshiba Corp | 光ディスク記録再生装置に使用される光学装置 |
JP2000285485A (ja) | 1999-03-30 | 2000-10-13 | Sanyo Electric Co Ltd | 光ディスク記録再生装置 |
JP4248125B2 (ja) * | 1999-05-10 | 2009-04-02 | パナソニック株式会社 | 光ディスク装置 |
KR20020010387A (ko) * | 2000-07-29 | 2002-02-04 | 구자홍 | 광디스크의 최적 재생방법 |
-
2001
- 2001-06-15 JP JP2001181834A patent/JP3632622B2/ja not_active Expired - Fee Related
-
2002
- 2002-04-01 TW TW091106474A patent/TWI224323B/zh not_active IP Right Cessation
- 2002-04-19 KR KR10-2002-0021491A patent/KR100473463B1/ko not_active IP Right Cessation
- 2002-06-10 CN CNB021228647A patent/CN1260712C/zh not_active Expired - Fee Related
- 2002-06-12 US US10/170,835 patent/US6731573B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3632622B2 (ja) | 2005-03-23 |
TWI224323B (en) | 2004-11-21 |
KR100473463B1 (ko) | 2005-03-08 |
KR20020096868A (ko) | 2002-12-31 |
US6731573B2 (en) | 2004-05-04 |
US20020191504A1 (en) | 2002-12-19 |
JP2002373430A (ja) | 2002-12-26 |
CN1396585A (zh) | 2003-02-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: TAUERK CO., LTD. Free format text: FORMER OWNER: TIARCK CO., LTD. Effective date: 20051223 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20051223 Address after: Japan and Tokyo are in the city of Musashino town 3 chome 7 No. 3 Applicant after: Teac Corp. Address before: Tokyo, Japan, Japan Applicant before: Tiake K. K. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060621 Termination date: 20140610 |
|
EXPY | Termination of patent right or utility model |