DE68912823T2 - Aufzeichnungssystem sowie Aufzeichnungsträger und Aufzeichnungsgerät zur Anwendung im System. - Google Patents
Aufzeichnungssystem sowie Aufzeichnungsträger und Aufzeichnungsgerät zur Anwendung im System.Info
- Publication number
- DE68912823T2 DE68912823T2 DE68912823T DE68912823T DE68912823T2 DE 68912823 T2 DE68912823 T2 DE 68912823T2 DE 68912823 T DE68912823 T DE 68912823T DE 68912823 T DE68912823 T DE 68912823T DE 68912823 T2 DE68912823 T2 DE 68912823T2
- Authority
- DE
- Germany
- Prior art keywords
- recording
- information
- control
- record carrier
- type
- 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 - Lifetime
Links
- 230000002401 inhibitory effect Effects 0.000 abstract 1
Classifications
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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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
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- 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
-
- 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
- G11B19/24—Arrangements for providing constant relative speed between record carrier and head
- G11B19/247—Arrangements for providing constant relative speed between record carrier and head using electrical means
-
- 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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
-
- 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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
- G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium
-
- 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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0071—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a purchase action
-
- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
-
- 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
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/022—Electronic editing of analogue information signals, e.g. audio or video signals
-
- 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
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
-
- 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
- G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
-
- 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
-
- 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
- G11B27/10—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
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
- G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
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- 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
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
- G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
- G11B27/3063—Subcodes
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- 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
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/32—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
- G11B27/327—Table of contents
- G11B27/329—Table of contents on a disc [VTOC]
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- 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
-
- 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
- G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
-
- 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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
- G11B7/24073—Tracks
- G11B7/24082—Meandering
-
- 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
- G11B7/28—Re-recording, i.e. transcribing information from one optical record carrier on to one or more similar or dissimilar record carriers
-
- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on 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
- G11B2220/213—Read-only 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
- G11B2220/216—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
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2525—Magneto-optical [MO] 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
- G11B2220/2545—CDs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/60—Solid state media
- G11B2220/65—Solid state media wherein solid state memory is used for storing indexing information or metadata
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8801275A NL8801275A (nl) | 1988-05-18 | 1988-05-18 | Optekensysteem alsmede registratiedrager en schrijfinrichting voor toepassing in het systeem. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68912823D1 DE68912823D1 (de) | 1994-03-17 |
DE68912823T2 true DE68912823T2 (de) | 1994-08-04 |
Family
ID=19852309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68912823T Expired - Lifetime DE68912823T2 (de) | 1988-05-18 | 1989-05-12 | Aufzeichnungssystem sowie Aufzeichnungsträger und Aufzeichnungsgerät zur Anwendung im System. |
Country Status (14)
Country | Link |
---|---|
US (1) | US5060219A (de) |
EP (1) | EP0342748B1 (de) |
JP (1) | JP2840631B2 (de) |
KR (1) | KR0148118B1 (de) |
CN (1) | CN1020977C (de) |
AT (1) | ATE101295T1 (de) |
AU (1) | AU634709B2 (de) |
CA (1) | CA1330591C (de) |
CZ (1) | CZ284218B6 (de) |
DE (1) | DE68912823T2 (de) |
ES (1) | ES2050780T3 (de) |
HK (1) | HK45796A (de) |
NL (1) | NL8801275A (de) |
SK (1) | SK280684B6 (de) |
Families Citing this family (85)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5418764A (en) * | 1988-01-22 | 1995-05-23 | U.S. Philips Corporation | Recording device, a record carrier having preformatted address codes and auxiliary codes providing control data for use by the recording device, and an information recording system including both the recording device and the record carrier |
DE69023692T2 (de) * | 1989-05-08 | 1996-06-27 | Philips Electronics Nv | Informationsaufzeichnungssystem, Aufzeichnungsverfahren und Aufzeichnungsträger zur Anwendung in einem derartigen Informationsaufzeichnungssystem. |
JP2751533B2 (ja) * | 1990-02-26 | 1998-05-18 | ソニー株式会社 | 記録制御装置 |
US5341356A (en) * | 1991-04-02 | 1994-08-23 | U.S. Philips Corporation | Method and device for recording information volumes in a track of a record carrier, and a device for reading the record carrier |
US5878019A (en) * | 1991-04-02 | 1999-03-02 | U.S. Philips Corporation | Record carrier having at least two information volumes |
ES2122981T3 (es) * | 1991-04-02 | 1999-01-01 | Philips Electronics Nv | Soporte de registro, aparato de lectura de un soporte de registro, asi como un metodo y aparato de registro para el registro de la informacion en un soporte de registro. |
JP3180366B2 (ja) * | 1991-04-19 | 2001-06-25 | ソニー株式会社 | 記録再生装置及び記録再生方法 |
DE4135419A1 (de) * | 1991-10-26 | 1993-04-29 | Thomson Brandt Gmbh | Speichereinrichtung fuer eine magnetbandkassette |
EP0545472B1 (de) * | 1991-12-02 | 1999-10-20 | Koninklijke Philips Electronics N.V. | Geschlossenes Informationssystem mit Kopierschutz |
DE69233335T2 (de) * | 1991-12-02 | 2005-02-10 | Koninklijke Philips Electronics N.V. | Geschlossenes Informationssystem mit Kopierschutz |
US5340772A (en) * | 1992-07-17 | 1994-08-23 | Lsi Logic Corporation | Method of increasing the layout efficiency of dies on a wafer and increasing the ratio of I/O area to active area per die |
JP3440952B2 (ja) * | 1993-02-24 | 2003-08-25 | ソニー株式会社 | データ記録方法及びデータ再生方法 |
US6102800A (en) * | 1993-07-28 | 2000-08-15 | Sega Enterprises, Ltd. | Information storage medium and electronic device using the same |
BR9405444A (pt) * | 1993-07-28 | 1999-09-08 | Sega Enterprises Kk | Meio de armazenamento de informação e dispositivo eletrônico que usa o mesmo |
JP2945569B2 (ja) * | 1993-10-27 | 1999-09-06 | シャープ株式会社 | 情報記録再生方法 |
JPH0837567A (ja) * | 1994-07-26 | 1996-02-06 | Olympus Optical Co Ltd | 情報記録媒体及び情報再生装置 |
JP3248186B2 (ja) * | 1994-08-31 | 2002-01-21 | ソニー株式会社 | 静止画像システム |
JPH08147704A (ja) * | 1994-11-18 | 1996-06-07 | Sony Corp | ディスク状記録媒体、ディスク再生方法及び再生装置 |
US6490113B2 (en) | 1994-12-22 | 2002-12-03 | Sony Corporation | Recording medium and apparatus for protecting copyrighted digital data |
MY128742A (en) * | 1994-12-22 | 2007-02-28 | Sony Corp | Recording medium for protecting copyrighted data |
US7133846B1 (en) * | 1995-02-13 | 2006-11-07 | Intertrust Technologies Corp. | Digital certificate support system, methods and techniques for secure electronic commerce transaction and rights management |
US6658568B1 (en) * | 1995-02-13 | 2003-12-02 | Intertrust Technologies Corporation | Trusted infrastructure support system, methods and techniques for secure electronic commerce transaction and rights management |
MY112755A (en) * | 1995-06-06 | 2001-08-30 | Sony Corp | Information data reproducing system, reproducing apparatus, reproducing method, data forming apparatus and data record medium |
US6208614B1 (en) * | 1997-08-16 | 2001-03-27 | Lg Electronics Inc. | Information recording medium having same-phase wobbling areas and different-phase wobbling areas |
EP0961276A1 (de) | 1998-05-26 | 1999-12-01 | Koninklijke Philips Electronics N.V. | Verfahren zur Informationsaufzeichnung auf einen Aufzeichnungsträger, Aufzeichnungsgerät und Aufzeichnungsträger |
CN1172298C (zh) * | 1998-07-29 | 2004-10-20 | 松下电器产业株式会社 | 播放装置 |
CN1192379C (zh) * | 1998-10-05 | 2005-03-09 | 皇家菲利浦电子有限公司 | 用于记录信息拷贝保护的系统 |
EP1066627B1 (de) * | 1999-01-27 | 2004-11-24 | Koninklijke Philips Electronics N.V. | Aufzeichnungsträger, wiedergabevorrichtung und verfahrung zum aufzeichnen von informationen |
US6330210B1 (en) * | 1999-04-29 | 2001-12-11 | Hewlett-Packard Company | Data structure for control information on rewriteable data storage media |
DE60006632T2 (de) * | 1999-05-21 | 2004-09-23 | Matsushita Electric Industrial Co., Ltd., Kadoma | Optische platte, optisches plattenaufzeichnungsgerät/-wiedergabegerät und aufzeichnungsverfahren |
US6614749B2 (en) | 1999-05-21 | 2003-09-02 | Matsushita Electric Industrial Co., Ltd. | Recordable optical disk |
AU2002218456A1 (en) | 2000-12-11 | 2002-06-24 | Koninklijke Philips Electronics N.V. | Record carrier of the optical type and a device for recording and/or playback for use with such a record carrier |
KR100869279B1 (ko) | 2000-12-11 | 2008-11-18 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 광학형 기록매체와 이 기록매체에 사용되는 기록 및/또는재생 장치 |
AU2001297777C1 (en) | 2000-12-14 | 2008-11-06 | Sca Ipla Holdings, Inc. | Systems and methods for optical media modification |
US7196979B2 (en) | 2001-01-25 | 2007-03-27 | Dphi Acquisitions, Inc. | Calibration storage methods for a digital focus and tracking servo system with calibration |
US6882603B2 (en) | 2001-01-25 | 2005-04-19 | Dphi Acquisitions, Inc. | Digital tracking servo system with tracking skate detection |
US6965547B2 (en) * | 2001-01-25 | 2005-11-15 | Dphi Acquisitions, Inc. | Tracking and focus servo system with error signal inverse non-linearity calibration |
US7414940B2 (en) | 2001-01-25 | 2008-08-19 | Dphi Acquisitions, Inc. | Calibration of a focus error signal gain in a focus servo system |
US6847597B2 (en) | 2001-01-25 | 2005-01-25 | Dphi Acquisitions, Inc. | Optical disk drive with a digital focus and tracking servo system |
US6882601B2 (en) | 2001-01-25 | 2005-04-19 | Dphi Acquisitions, Inc. | Digital servo system with feed-forward control loops |
US7260031B2 (en) | 2001-01-25 | 2007-08-21 | Dphi Acquisitions, Inc. | Digital focus and tracking servo system with one-track jump |
US7095683B2 (en) * | 2001-01-25 | 2006-08-22 | Dphi Acquisitions, Inc. | Tracking and focus digital servo system with write abort |
US6958957B2 (en) * | 2001-01-25 | 2005-10-25 | Dphi Acquisitions, Inc. | Digital tracking and focus servo system with TES to FES crosstalk calibration |
US6762980B2 (en) | 2001-01-25 | 2004-07-13 | Dphi Acquisitions, Inc. | Digital tracking servo system with a multi-track seeking and accelerated servo function for regaining a closed tracking loop |
US6904007B2 (en) * | 2001-01-25 | 2005-06-07 | Dphi Acquisitions, Inc. | Digital servo system with loop gain calibration |
US6906985B2 (en) | 2001-01-25 | 2005-06-14 | Dphi Acquisitions, Inc. | Calibration of tracking error signal gain in a tracking servo system |
US6970403B2 (en) * | 2001-01-25 | 2005-11-29 | Dphi Acquisition, Inc. | Calibration of tracking error signal offset in a tracking servo system |
US6909676B2 (en) | 2001-01-25 | 2005-06-21 | Dphi Acquisitions, Inc. | Digital tracking servo system with multi-track seek with track zero crossing detection |
US7065018B2 (en) * | 2001-01-25 | 2006-06-20 | Dphi Acquisitions, Inc. | CLV system and method using PSA lookup |
US7522480B2 (en) | 2001-01-25 | 2009-04-21 | Dphi Acquisitions, Inc. | Digital tracking servo system with multi-track seek with an acceleration clamp |
US6813228B2 (en) | 2001-01-25 | 2004-11-02 | Dphi Acquisitions, Inc. | Tracking and focus servo system with direction sensor |
US7023776B2 (en) * | 2001-01-25 | 2006-04-04 | Dphi Acquisitions, Inc. | Calibration initiation methods for a tracking and focus servo system |
US6847596B2 (en) | 2001-01-25 | 2005-01-25 | Dphi Acquisitions, Inc. | Tracking servo system including a multi-track seek algorithm with a track zero crossing period integrity test |
US6898164B2 (en) * | 2001-01-25 | 2005-05-24 | Dphi Acquisitions, Inc. | Close tracking algorithm in a digital tracking servo system |
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-
1988
- 1988-05-18 NL NL8801275A patent/NL8801275A/nl not_active Application Discontinuation
- 1988-12-20 US US07/287,941 patent/US5060219A/en not_active Expired - Lifetime
-
1989
- 1989-05-12 SK SK2870-89A patent/SK280684B6/sk not_active IP Right Cessation
- 1989-05-12 DE DE68912823T patent/DE68912823T2/de not_active Expired - Lifetime
- 1989-05-12 ES ES89201206T patent/ES2050780T3/es not_active Expired - Lifetime
- 1989-05-12 CZ CS892870A patent/CZ284218B6/cs not_active IP Right Cessation
- 1989-05-12 AT AT89201206T patent/ATE101295T1/de not_active IP Right Cessation
- 1989-05-12 EP EP89201206A patent/EP0342748B1/de not_active Expired - Lifetime
- 1989-05-15 CN CN89103475A patent/CN1020977C/zh not_active Expired - Lifetime
- 1989-05-15 CA CA000599668A patent/CA1330591C/en not_active Expired - Lifetime
- 1989-05-16 KR KR1019890006501A patent/KR0148118B1/ko not_active IP Right Cessation
- 1989-05-16 JP JP1120610A patent/JP2840631B2/ja not_active Expired - Lifetime
- 1989-05-16 AU AU34805/89A patent/AU634709B2/en not_active Expired
-
1996
- 1996-03-14 HK HK45796A patent/HK45796A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR900018924A (ko) | 1990-12-22 |
EP0342748B1 (de) | 1994-02-02 |
HK45796A (en) | 1996-03-22 |
KR0148118B1 (ko) | 1998-10-15 |
SK280684B6 (sk) | 2000-06-12 |
US5060219A (en) | 1991-10-22 |
JPH0250360A (ja) | 1990-02-20 |
JP2840631B2 (ja) | 1998-12-24 |
CN1020977C (zh) | 1993-05-26 |
EP0342748A1 (de) | 1989-11-23 |
SK287089A3 (en) | 1995-01-05 |
CN1037790A (zh) | 1989-12-06 |
ATE101295T1 (de) | 1994-02-15 |
ES2050780T3 (es) | 1994-06-01 |
AU634709B2 (en) | 1993-03-04 |
DE68912823D1 (de) | 1994-03-17 |
AU3480589A (en) | 1989-11-23 |
CZ287089A3 (cs) | 1998-07-15 |
CA1330591C (en) | 1994-07-05 |
NL8801275A (nl) | 1989-12-18 |
CZ284218B6 (cs) | 1998-09-16 |
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Legal Events
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8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL |
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8327 | Change in the person/name/address of the patent owner |
Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N |