CN1231897C - 光盘装置 - Google Patents
光盘装置 Download PDFInfo
- Publication number
- CN1231897C CN1231897C CNB021248117A CN02124811A CN1231897C CN 1231897 C CN1231897 C CN 1231897C CN B021248117 A CNB021248117 A CN B021248117A CN 02124811 A CN02124811 A CN 02124811A CN 1231897 C CN1231897 C CN 1231897C
- Authority
- CN
- China
- Prior art keywords
- signal
- pressing mold
- data zone
- zone territory
- data area
- 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
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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
- G11B7/09—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
- G11B7/0901—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 for track following 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
- G11B7/0901—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 for track following only
- G11B7/0906—Differential phase difference systems
Landscapes
- Optical Recording Or Reproduction (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001303719A JP3636124B2 (ja) | 2001-09-28 | 2001-09-28 | 光ディスク装置 |
JP2001303719 | 2001-09-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1409305A CN1409305A (zh) | 2003-04-09 |
CN1231897C true CN1231897C (zh) | 2005-12-14 |
Family
ID=19123763
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021248117A Expired - Fee Related CN1231897C (zh) | 2001-09-28 | 2002-06-20 | 光盘装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7164628B2 (zh) |
JP (1) | JP3636124B2 (zh) |
CN (1) | CN1231897C (zh) |
TW (1) | TW589630B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100385518C (zh) * | 2002-05-01 | 2008-04-30 | Lg电子株式会社 | 高密度只读光盘及使用光盘的光盘设备和方法 |
EP1518227B1 (en) * | 2002-07-02 | 2013-09-04 | LG Electronics, Inc. | High-density optical disc and method for restricting playback of the high-density optical disc in optical disc apparatus |
KR101051000B1 (ko) * | 2003-02-19 | 2011-07-26 | 엘지전자 주식회사 | 고밀도 광디스크와, 그에 따른 불법 복제 판별방법 |
JP2005293637A (ja) * | 2004-03-31 | 2005-10-20 | Sony Corp | 光ディスク記録再生装置及びその信号検出方法 |
TW200735075A (en) * | 2005-06-29 | 2007-09-16 | Koninkl Philips Electronics Nv | Single spot cross-correlation tracking |
WO2007054897A1 (en) * | 2005-11-14 | 2007-05-18 | Koninklijke Philips Electronics N.V. | A method and optical drive for detecting a header region on an optical carrier |
US7593293B2 (en) | 2006-03-13 | 2009-09-22 | Funai Electric Co., Ltd. | Optical disk drive |
TW201009525A (en) * | 2008-08-18 | 2010-03-01 | Ind Tech Res Inst | Laser marking method and laser marking system |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2595546B2 (ja) | 1987-07-23 | 1997-04-02 | 松下電器産業株式会社 | 光学的情報記録再生装置 |
US6118752A (en) * | 1995-07-07 | 2000-09-12 | Matsushita Electric Industrial Co., Ltd. | Optical information recording medium offset pre-pit array indicating identification information |
US6459664B1 (en) * | 1998-08-31 | 2002-10-01 | Matsushita Electric Industrial Co., Ltd. | Optical disc tilt control apparatus |
JP2000187860A (ja) | 1998-12-18 | 2000-07-04 | Nec Corp | 光ディスク装置 |
JP2001034941A (ja) | 1999-07-23 | 2001-02-09 | Toshiba Corp | 光ディスク装置と光ディスクの判別方法 |
JP3700491B2 (ja) | 1999-09-20 | 2005-09-28 | 株式会社日立製作所 | アクチュエータ制御装置 |
US6597642B1 (en) * | 1999-11-12 | 2003-07-22 | Matsushita Electric Industrial Co., Ltd | Photodetector unit, and optical pickup, optical reproduction apparatus, and optical recording apparatus equipped with the same |
JP2002352448A (ja) | 2001-05-28 | 2002-12-06 | Toshiba Corp | 光ディスク装置及び光ディスクの読取方法 |
JP2002358666A (ja) | 2001-05-30 | 2002-12-13 | Fujitsu Ltd | シーク制御方法及び記憶装置 |
-
2001
- 2001-09-28 JP JP2001303719A patent/JP3636124B2/ja not_active Expired - Fee Related
-
2002
- 2002-05-30 TW TW091111525A patent/TW589630B/zh not_active IP Right Cessation
- 2002-06-20 CN CNB021248117A patent/CN1231897C/zh not_active Expired - Fee Related
- 2002-09-25 US US10/254,715 patent/US7164628B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1409305A (zh) | 2003-04-09 |
JP2003109233A (ja) | 2003-04-11 |
US20030067849A1 (en) | 2003-04-10 |
US7164628B2 (en) | 2007-01-16 |
JP3636124B2 (ja) | 2005-04-06 |
TW589630B (en) | 2004-06-01 |
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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 | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: TAUERK CO., LTD. Free format text: FORMER OWNER: TIARCK CO., LTD. Effective date: 20051202 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20051202 Address after: Japan Tokyo Musashino City Patentee after: Teac Corp. Address before: Tokyo, Japan, Japan Patentee before: Tiake K. K. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051214 Termination date: 20100620 |