DK2034480T3 - Optagelsesbærer og apparat til aflæsning af optagelsesbæreren - Google Patents

Optagelsesbærer og apparat til aflæsning af optagelsesbæreren

Info

Publication number
DK2034480T3
DK2034480T3 DK08170364.7T DK08170364T DK2034480T3 DK 2034480 T3 DK2034480 T3 DK 2034480T3 DK 08170364 T DK08170364 T DK 08170364T DK 2034480 T3 DK2034480 T3 DK 2034480T3
Authority
DK
Denmark
Prior art keywords
modulation
servo track
record carrier
recording carrier
reading
Prior art date
Application number
DK08170364.7T
Other languages
English (en)
Inventor
Cornelis M Schep
Aalbert Stek
Jacques Heemskerk
Original Assignee
Koninkl Philips Electronics Nv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of DK2034480T3 publication Critical patent/DK2034480T3/da

Links

Classifications

    • 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
    • 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
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • G11B20/00362—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being obtained from a media key block [MKB]
    • 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
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • G11B20/00405—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored by varying characteristics of the recording track, e.g. by altering the track pitch or by modulating the wobble track
    • 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
    • G11B20/00579—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 data encoding, e.g., modulation schemes violating run-length constraints, causing excessive DC content, or involving uncommon codewords or sync patterns
    • 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
    • G11B20/00572—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
    • G11B20/00601—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 wherein properties of tracks are altered, e.g., by changing the wobble pattern or the track pitch, or by adding interruptions or eccentricity
    • 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
    • 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
    • G11B2020/1218—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc
    • G11B2020/1238—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc track, i.e. the entire a spirally or concentrically arranged path on which the recording marks are located
    • G11B2020/1239—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc track, i.e. the entire a spirally or concentrically arranged path on which the recording marks are located the track being a pregroove, e.g. the wobbled track of a recordable optical disc
    • 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
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1267—Address data
    • G11B2020/1268—Address in pregroove [ADIP] information
    • 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
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1287—Synchronisation pattern, e.g. VCO fields
    • 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
    • G11B2220/2537—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
    • G11B2220/20—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Heat Treatment Of Steel (AREA)
  • Gas Burners (AREA)
  • Facsimile Heads (AREA)
  • Manufacturing And Processing Devices For Dough (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
DK08170364.7T 2001-10-15 2002-09-24 Optagelsesbærer og apparat til aflæsning af optagelsesbæreren DK2034480T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01203882 2001-10-15
EP02777593A EP1440440B1 (en) 2001-10-15 2002-09-24 Record carrier and apparatus for scanning the record carrier

Publications (1)

Publication Number Publication Date
DK2034480T3 true DK2034480T3 (da) 2011-02-21

Family

ID=8181060

Family Applications (1)

Application Number Title Priority Date Filing Date
DK08170364.7T DK2034480T3 (da) 2001-10-15 2002-09-24 Optagelsesbærer og apparat til aflæsning af optagelsesbæreren

Country Status (24)

Country Link
US (3) US7110332B2 (da)
EP (2) EP2034480B1 (da)
KR (1) KR100975307B1 (da)
CN (3) CN101231874B (da)
AT (1) ATE488841T1 (da)
AU (1) AU2002339218B2 (da)
CA (1) CA2463449C (da)
CO (1) CO5580853A2 (da)
CY (2) CY1111084T1 (da)
DE (1) DE60238360D1 (da)
DK (1) DK2034480T3 (da)
EA (1) EA005694B1 (da)
ES (2) ES2392251T3 (da)
ME (1) ME01738B (da)
NO (1) NO328748B1 (da)
NZ (1) NZ532275A (da)
PL (1) PL214799B1 (da)
PT (2) PT1440440E (da)
SK (1) SK1782004A3 (da)
TN (1) TNSN04061A1 (da)
TW (1) TWI251208B (da)
UA (1) UA78226C2 (da)
WO (1) WO2003034427A1 (da)
ZA (1) ZA200304604B (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT1405306E (pt) 2001-07-02 2009-11-17 Koninkl Philips Electronics Nv Suporte de dados e aparelho para fazer o varrimento do suporte de dados
JP4652641B2 (ja) * 2001-10-11 2011-03-16 ソニー株式会社 ディスク記録媒体、ディスクドライブ装置、再生方法
US7366268B2 (en) * 2002-12-02 2008-04-29 Matsushita Electric Industrial Co., Ltd. Selective data inversion in ultra-wide band communications to eliminate line frequencies
JP3774444B2 (ja) * 2003-03-27 2006-05-17 株式会社東芝 記録情報評価方法と装置及びその情報記録媒体
US20080205254A1 (en) * 2003-12-02 2008-08-28 Koninklijke Philips Electronics N.V. Content Protection on a Record Carrier
TWI301969B (en) * 2004-10-12 2008-10-11 Mediatek Inc Method and apparatus for detecting a physical mark in a signal read from an optical disk
US20060109756A1 (en) * 2004-11-22 2006-05-25 Chih-Yuan Chen Track determination
WO2007032506A1 (en) * 2005-09-15 2007-03-22 Ricoh Company, Ltd. Optical recording medium and optical recording apparatus
CN101692662A (zh) * 2009-09-03 2010-04-07 中国石油大学(华东) 一种相位调制方法、设备以及系统

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US5357A (en) * 1847-11-06 Stuffing-box
NL8800151A (nl) 1988-01-22 1989-08-16 Philips Nv Werkwijze en inrichting voor het optekenen van een informatiesignaal.
DE69230168T2 (de) 1991-12-02 2000-04-20 Koninkl Philips Electronics Nv Geschlossenes Informationssystem mit Kopierschutz
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
US5835478A (en) * 1995-06-15 1998-11-10 Sony Corporation Optical disc having address information for recording and reproducing data at correct positions
EP1022736B1 (en) * 1996-02-08 2002-07-03 Matsushita Electric Industrial Co., Ltd. Optical disk, optical disk device, and method of reproducing information on optical disk
JP3833329B2 (ja) * 1997-02-07 2006-10-11 株式会社リコー 光情報記録媒体とそのデータ記録方法及び原盤露光方法
US6665240B1 (en) * 1998-10-07 2003-12-16 Sony Corporation Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk
CZ298447B6 (cs) 1999-01-25 2007-10-03 Koninklijke Philips Electronics N. V. Záznamový nosic, zarízení pro záznam na nosic a/nebo prehrávání z nosice a zpusob výroby nosice
PL343198A1 (en) * 1999-01-27 2001-07-30 Koninkl Philips Electronics Nv Record carrier, playback device and method of recording information
US6212158B1 (en) * 1999-06-01 2001-04-03 Eastman Kodak Company Hybrid optical disc construction
US6525898B1 (en) 1999-08-03 2003-02-25 International Business Machines Corporation Detection of indexed servo positions displaced from servo track edges
JP3650316B2 (ja) * 1999-10-07 2005-05-18 インターナショナル・ビジネス・マシーンズ・コーポレーション データ記録装置及びこれの制御方法
JP3850600B2 (ja) * 1999-10-15 2006-11-29 パイオニア株式会社 情報記録ディスクおよび情報記録装置
MXPA03001797A (es) * 2000-08-31 2004-03-26 Matsushita Electric Ind Co Ltd Disco optico y formato de direccion fisica.
AU2001290335A1 (en) * 2000-10-03 2002-04-15 Matsushita Electric Industrial Co., Ltd. Optical information medium, recording and reproduction apparatus, and recording and reproduction method
KR100727916B1 (ko) * 2001-05-02 2007-06-13 삼성전자주식회사 광디스크

Also Published As

Publication number Publication date
PT2034480E (pt) 2011-02-02
ZA200304604B (en) 2005-07-27
NO328748B1 (no) 2010-05-03
CN1568514A (zh) 2005-01-19
EP2034480A2 (en) 2009-03-11
USRE44088E1 (en) 2013-03-19
USRE44529E1 (en) 2013-10-08
EA200400546A1 (ru) 2004-08-26
CN101740052B (zh) 2012-09-05
CN101740052A (zh) 2010-06-16
CN100568364C (zh) 2009-12-09
US20030090977A1 (en) 2003-05-15
NO20032709D0 (no) 2003-06-13
CY1111084T1 (el) 2015-06-11
CN101231874B (zh) 2011-07-06
AU2002339218B2 (en) 2008-01-03
ES2355537T3 (es) 2011-03-28
TWI251208B (en) 2006-03-11
EP2034480A3 (en) 2010-01-06
CA2463449A1 (en) 2003-04-24
EP1440440B1 (en) 2012-08-08
KR100975307B1 (ko) 2010-08-12
CA2463449C (en) 2013-01-22
CO5580853A2 (es) 2005-11-30
CY1113371T1 (el) 2016-06-22
TNSN04061A1 (en) 2006-06-01
PL367880A1 (en) 2005-03-07
WO2003034427A1 (en) 2003-04-24
PT1440440E (pt) 2012-11-14
UA78226C2 (en) 2007-03-15
NO20032709L (no) 2003-07-31
US7110332B2 (en) 2006-09-19
ATE488841T1 (de) 2010-12-15
EP1440440A1 (en) 2004-07-28
CN101231874A (zh) 2008-07-30
ES2392251T3 (es) 2012-12-07
KR20040045824A (ko) 2004-06-02
ME01738B (me) 2008-09-29
PL214799B1 (pl) 2013-09-30
SK1782004A3 (en) 2004-09-08
EA005694B1 (ru) 2005-04-28
NZ532275A (en) 2005-08-26
DE60238360D1 (de) 2010-12-30
EP2034480B1 (en) 2010-11-17

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