CN1362706A - 检测摆动缺陷的设备和方法 - Google Patents
检测摆动缺陷的设备和方法 Download PDFInfo
- Publication number
- CN1362706A CN1362706A CN01124488A CN01124488A CN1362706A CN 1362706 A CN1362706 A CN 1362706A CN 01124488 A CN01124488 A CN 01124488A CN 01124488 A CN01124488 A CN 01124488A CN 1362706 A CN1362706 A CN 1362706A
- Authority
- CN
- China
- Prior art keywords
- signal
- wobble
- swing
- condition
- swinging
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000007547 defect Effects 0.000 claims abstract description 28
- 230000003287 optical effect Effects 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims description 26
- 230000002950 deficient Effects 0.000 claims description 15
- 238000012795 verification Methods 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
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- 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
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/24—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by sensing features on the record carrier other than the transducing track ; sensing signals or marks recorded by another method than the main recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/36—Monitoring, i.e. supervising the progress of recording or 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
- G11B7/002—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
- G11B7/00375—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs arrangements for detection of physical defects, e.g. of recording layer
-
- 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
- G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA
-
- 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
- G11B20/1024—Improvement or modification of read or write signals clock-related aspects, e.g. phase or frequency adjustment or bit synchronisation wherein a phase-locked loop [PLL] is used
-
- 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
- G11B20/10305—Improvement or modification of read or write signals signal quality assessment
- G11B20/10398—Improvement or modification of read or write signals signal quality assessment jitter, timing deviations or phase and frequency errors
- G11B20/10425—Improvement or modification of read or write signals signal quality assessment jitter, timing deviations or phase and frequency errors by counting out-of-lock events of a PLL
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
- G11B2220/215—Recordable discs
- G11B2220/216—Rewritable discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
- G11B2220/215—Recordable discs
- G11B2220/218—Write-once discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
- G11B2220/2575—DVD-RAMs
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S331/00—Oscillators
- Y10S331/02—Phase locked loop having lock indicating or detecting means
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0000368A KR100416588B1 (ko) | 2001-01-04 | 2001-01-04 | 워블 결함 검출 장치 및 방법 |
KR368/2001 | 2001-01-04 | ||
KR368/01 | 2001-01-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1362706A true CN1362706A (zh) | 2002-08-07 |
CN1178210C CN1178210C (zh) | 2004-12-01 |
Family
ID=19704259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011244887A Expired - Fee Related CN1178210C (zh) | 2001-01-04 | 2001-07-31 | 检测摆动缺陷的设备和方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6683830B2 (zh) |
EP (1) | EP1225582B1 (zh) |
JP (1) | JP4017847B2 (zh) |
KR (1) | KR100416588B1 (zh) |
CN (1) | CN1178210C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100423098C (zh) * | 2002-10-30 | 2008-10-01 | 皇家飞利浦电子股份有限公司 | 用于处理在具有缺陷的数据载体上存储的数据的设备和方法 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0026105D0 (en) * | 2000-10-25 | 2000-12-13 | Lsi Logic Europ Ltd | Head detect configuration within a DVD-Ram read device and methods of acquiring and maintaining phase lock in a wobble phase lock loop |
US7038987B2 (en) * | 2001-10-03 | 2006-05-02 | Matsushita Electric Industrial Co., Ltd. | Optical disk device |
KR100846773B1 (ko) | 2002-04-11 | 2008-07-16 | 삼성전자주식회사 | 워블 에러 검출 및 정정 장치와 그를 이용한 위상 동기루프 회로 |
US7099244B2 (en) * | 2002-10-10 | 2006-08-29 | Matsushita Electric Industrial Co., Ltd. | Wobble demodulator and wobble demodulation method |
KR20070078932A (ko) * | 2006-01-31 | 2007-08-03 | 삼성전자주식회사 | 데이터 재생 방법 및 데이터 재생 장치 |
WO2007102495A1 (ja) * | 2006-03-09 | 2007-09-13 | Nec Corporation | 光ディスク装置及び光ディスク媒体の欠陥検出方法 |
TWI348688B (en) * | 2007-05-09 | 2011-09-11 | Sunplus Technology Co Ltd | Apparatus and method for detecting a defect of an optical disc |
US8072854B1 (en) | 2009-03-04 | 2011-12-06 | Marvell International, Ltd. | Method and apparatus for detecting wobble defects in optical recording system |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8006306A (nl) * | 1980-11-19 | 1982-06-16 | Philips Nv | Schijfvormige, optische uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager en inrichting voor het optekenen van datainformatie in zo'n registratiedrager. |
US5126690A (en) * | 1991-08-08 | 1992-06-30 | International Business Machines Corporation | Phase locked loop lock detector including loss of lock and gain of lock detectors |
JP2606509B2 (ja) * | 1991-11-28 | 1997-05-07 | 松下電器産業株式会社 | 光ディスク装置 |
US5363360A (en) * | 1993-09-27 | 1994-11-08 | Eastman Kodak Company | Method and apparatus for detecting and processing synchronization marks extracted from a prerecorded wobbled groove on a compact disk |
JPH07262583A (ja) * | 1994-03-24 | 1995-10-13 | Victor Co Of Japan Ltd | 光ディスクのウオブル情報読取装置 |
US5508985A (en) * | 1994-10-11 | 1996-04-16 | Eastman Kodak Company | Method for detecting and processing synchronization marks extracted from a prerecorded wobbled groove on a compact disk |
WO1997033281A1 (fr) * | 1996-03-08 | 1997-09-12 | Sony Corporation | Dispositif d'actionnement de disque et procede d'enregistrement et de reproduction |
DE69725810T2 (de) * | 1996-08-30 | 2004-08-12 | Sharp K.K. | Plattenförmiges Aufzeichnungsmedium und Vorrichtung zur Aufzeichnung und Wiedergabe einer Platte |
JPH10293926A (ja) * | 1997-02-21 | 1998-11-04 | Pioneer Electron Corp | 記録用クロック信号発生装置 |
TW451191B (en) * | 1997-03-19 | 2001-08-21 | Hitachi Ltd | Wobble signal detecting circuit, wobble abnormality detecting circuit, information processing apparatus using these circuit and method, and recording medium used in the apparatus or method |
KR100345817B1 (ko) * | 1997-03-25 | 2002-07-24 | 산요 덴키 가부시키가이샤 | 정보 재생 장치와 정보 기록 장치 및 기준 마크 검출 회로 |
JP3732650B2 (ja) * | 1998-03-26 | 2006-01-05 | パイオニア株式会社 | プリピット検出装置 |
KR100300998B1 (ko) * | 1998-04-17 | 2001-09-06 | 윤종용 | 랜드/그루브 절환 신호 발생방법 및 장치 |
DE69926957T2 (de) * | 1998-06-23 | 2006-07-13 | Matsushita Electric Industrial Co., Ltd., Kadoma | Aufzeichnungsgerät für optische Platte und Verfahren zur Aufzeichnung von Daten auf eine optische Platte |
JP2000322741A (ja) * | 1999-05-10 | 2000-11-24 | Matsushita Electric Ind Co Ltd | 光ディスク記録再生装置および光ディスク |
-
2001
- 2001-01-04 KR KR10-2001-0000368A patent/KR100416588B1/ko not_active IP Right Cessation
- 2001-07-24 EP EP01306331.8A patent/EP1225582B1/en not_active Expired - Lifetime
- 2001-07-31 CN CNB011244887A patent/CN1178210C/zh not_active Expired - Fee Related
- 2001-08-09 JP JP2001242736A patent/JP4017847B2/ja not_active Expired - Fee Related
- 2001-08-30 US US09/942,049 patent/US6683830B2/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100423098C (zh) * | 2002-10-30 | 2008-10-01 | 皇家飞利浦电子股份有限公司 | 用于处理在具有缺陷的数据载体上存储的数据的设备和方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1225582B1 (en) | 2014-04-16 |
JP2002230752A (ja) | 2002-08-16 |
KR100416588B1 (ko) | 2004-02-05 |
US6683830B2 (en) | 2004-01-27 |
EP1225582A2 (en) | 2002-07-24 |
KR20020057369A (ko) | 2002-07-11 |
CN1178210C (zh) | 2004-12-01 |
EP1225582A3 (en) | 2004-05-26 |
US20020084859A1 (en) | 2002-07-04 |
JP4017847B2 (ja) | 2007-12-05 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: TOSHIBA SAMSUNG STORAGE TECHNO Free format text: FORMER OWNER: SAMSUNG ELECTRONICS CO., LTD. Effective date: 20140721 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140721 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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041201 Termination date: 20160731 |