CN1224037C - 用于区分光盘类型的装置和方法 - Google Patents
用于区分光盘类型的装置和方法 Download PDFInfo
- Publication number
- CN1224037C CN1224037C CNB031382231A CN03138223A CN1224037C CN 1224037 C CN1224037 C CN 1224037C CN B031382231 A CNB031382231 A CN B031382231A CN 03138223 A CN03138223 A CN 03138223A CN 1224037 C CN1224037 C CN 1224037C
- Authority
- CN
- China
- Prior art keywords
- lpp
- signal
- lpp signal
- type
- optical disc
- 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
- 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
- G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
-
- 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
- G11B7/13—Optical detectors therefor
- G11B7/131—Arrangement of detectors in a multiple array
-
- 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
- G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
- G11B19/125—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark involving the detection of carrier data format
-
- 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
- G11B7/007—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
- G11B7/00745—Sectoring or header formats within a track
-
- 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
- G11B7/0943—Methods and circuits for performing mathematical operations on individual detector segment outputs
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR70061/2002 | 2002-11-12 | ||
KR1020020070061A KR20040041951A (ko) | 2002-11-12 | 2002-11-12 | 디스크 구동기에서 디스크 타입 식별 장치 및 방법 |
KR70061/02 | 2002-11-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1499506A CN1499506A (zh) | 2004-05-26 |
CN1224037C true CN1224037C (zh) | 2005-10-19 |
Family
ID=32226294
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031382231A Expired - Fee Related CN1224037C (zh) | 2002-11-12 | 2003-05-27 | 用于区分光盘类型的装置和方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8472290B2 (zh) |
KR (1) | KR20040041951A (zh) |
CN (1) | CN1224037C (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI298156B (en) * | 2002-10-24 | 2008-06-21 | Tian Holdings Llc | Discrimination method for light storage device |
US7706239B2 (en) * | 2003-10-02 | 2010-04-27 | Mediatek Inc. | Apparatus for detecting a pre-pit signal |
US20050226114A1 (en) * | 2004-03-31 | 2005-10-13 | Stanley Liow | Method and apparatus for generating absolute time in pregroove data |
US7746745B2 (en) * | 2004-05-25 | 2010-06-29 | Ricky Chang | Method for determining the type of digital versatile disc |
CN100397515C (zh) * | 2004-09-02 | 2008-06-25 | 日本胜利株式会社 | 光记录媒体及记录再现装置 |
KR100626489B1 (ko) * | 2004-09-17 | 2006-09-20 | 주식회사 히타치엘지 데이터 스토리지 코리아 | 광 기록매체의 유형 판별방법 및 장치 |
KR100662943B1 (ko) * | 2004-12-31 | 2006-12-28 | 엘지전자 주식회사 | 광디스크 기기에서의 디스크 유형 판별방법 |
JP4386027B2 (ja) * | 2005-11-24 | 2009-12-16 | 船井電機株式会社 | 光ディスク再生装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3831063B2 (ja) * | 1997-04-25 | 2006-10-11 | パイオニア株式会社 | 光ディスク判別装置 |
KR200185500Y1 (ko) | 1999-11-09 | 2000-06-15 | 김상국 | 절전용 콘센트 |
KR200184663Y1 (ko) | 1999-12-22 | 2000-06-01 | 여일미 | 두루마리 화장지 |
JP3996341B2 (ja) * | 2000-10-27 | 2007-10-24 | 三菱電機株式会社 | 光学式再生装置及び、光ディスクの種別判別方法 |
JP2002279626A (ja) * | 2001-03-22 | 2002-09-27 | Toshiba Corp | 情報記録媒体、記録方法及び記録再生装置 |
JP3872326B2 (ja) * | 2001-10-19 | 2007-01-24 | 松下電器産業株式会社 | 不正複写防止機能付き光ディスクおよび光ディスク装置 |
-
2002
- 2002-11-12 KR KR1020020070061A patent/KR20040041951A/ko not_active Application Discontinuation
-
2003
- 2003-05-27 CN CNB031382231A patent/CN1224037C/zh not_active Expired - Fee Related
- 2003-06-26 US US10/603,813 patent/US8472290B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20040090883A1 (en) | 2004-05-13 |
US8472290B2 (en) | 2013-06-25 |
CN1499506A (zh) | 2004-05-26 |
KR20040041951A (ko) | 2004-05-20 |
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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: TOSHIBA SAMSUNG STORAGE TECHNO Free format text: FORMER OWNER: SAMSUNG ELECTRONICS CO., LTD. Effective date: 20140722 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140722 Address after: Gyeonggi Do, South Korea Patentee after: Toshiba Samsung Storage Technology Korea Co., Address before: Gyeonggi Do, South Korea Patentee before: Samsung Electronics Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051019 Termination date: 20160527 |