ATE381761T1 - Dvd kopierschutz - Google Patents

Dvd kopierschutz

Info

Publication number
ATE381761T1
ATE381761T1 AT03024894T AT03024894T ATE381761T1 AT E381761 T1 ATE381761 T1 AT E381761T1 AT 03024894 T AT03024894 T AT 03024894T AT 03024894 T AT03024894 T AT 03024894T AT E381761 T1 ATE381761 T1 AT E381761T1
Authority
AT
Austria
Prior art keywords
stream
linked content
content cells
copy protection
record carrier
Prior art date
Application number
AT03024894T
Other languages
English (en)
Inventor
Klaus Holzapfel
Walter Hinterhoelzl
Guenther Kattner
Peter Meerwald
Original Assignee
Sony Dadc Austria Ag
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 Sony Dadc Austria Ag filed Critical Sony Dadc Austria Ag
Application granted granted Critical
Publication of ATE381761T1 publication Critical patent/ATE381761T1/de

Links

Classifications

    • 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
    • G11B20/00615—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 logical format of the recording medium, e.g. the structure of sectors, blocks, or frames
    • G11B20/0063—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 logical format of the recording medium, e.g. the structure of sectors, blocks, or frames wherein the modification to the logical format mainly concerns management data, e.g., by changing the format of the TOC or the subcode
    • 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
    • G11B20/00615—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 logical format of the recording medium, e.g. the structure of sectors, blocks, or frames
    • G11B20/0063—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 logical format of the recording medium, e.g. the structure of sectors, blocks, or frames wherein the modification to the logical format mainly concerns management data, e.g., by changing the format of the TOC or the subcode
    • G11B20/00637—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 logical format of the recording medium, e.g. the structure of sectors, blocks, or frames wherein the modification to the logical format mainly concerns management data, e.g., by changing the format of the TOC or the subcode said management data being address data
    • 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
    • G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
    • G11B20/00927—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches
    • G11B20/00949—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches said intentional errors occurring due to bad sectors, which are either physically destroyed or which are declared defective in the defect management information
    • 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
    • G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on 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
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating 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
    • G11B27/10—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Head (AREA)
  • Storage Device Security (AREA)
AT03024894T 2003-10-31 2003-10-31 Dvd kopierschutz ATE381761T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03024894A EP1528557B1 (de) 2003-10-31 2003-10-31 DVD Kopierschutz

Publications (1)

Publication Number Publication Date
ATE381761T1 true ATE381761T1 (de) 2008-01-15

Family

ID=34400494

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03024894T ATE381761T1 (de) 2003-10-31 2003-10-31 Dvd kopierschutz

Country Status (7)

Country Link
US (1) US8356355B2 (de)
EP (3) EP1528557B1 (de)
JP (1) JP4934429B2 (de)
CN (2) CN102157170B (de)
AT (1) ATE381761T1 (de)
DE (1) DE60318212T8 (de)
WO (1) WO2005050638A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
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GB0403719D0 (en) 2004-02-19 2004-03-24 Macrovision Europ Ltd Improvements in or relating to the defeat of the copy protection of optical discs
US8059937B2 (en) * 2004-02-19 2011-11-15 Rovi Solutions Corporation Relating to the copy protection of optical discs
US20060200590A1 (en) * 2005-03-03 2006-09-07 Pereira David M System and method for managing optical drive features
EP1734525A1 (de) * 2005-06-13 2006-12-20 Sony DADC Austria AG Verfahren zur Umwandlung von nicht kopiergeschützten Daten zu kopiergeschützten Daten
US8046837B2 (en) * 2005-08-26 2011-10-25 Sony Corporation Information processing device, information recording medium, information processing method, and computer program
US7761927B2 (en) 2005-09-21 2010-07-20 Rovi Solutions Limited Apparatus and method for monitoring and controlling access to data on a computer readable medium
US7818586B2 (en) * 2005-11-11 2010-10-19 Computer Associates Think, Inc. System and method for data encryption keys and indicators
EP1818924A1 (de) 2006-02-08 2007-08-15 Sony DADC Austria AG Optische Platte
JP4321553B2 (ja) 2006-06-14 2009-08-26 ソニー株式会社 光記録装置および光記録媒体の記録方法
US7609944B2 (en) * 2006-07-05 2009-10-27 Macrovision Corporation Copy protection of optical discs
US8620145B2 (en) 2006-09-06 2013-12-31 Corel Corporation, Inc. Methods, system and mediums for use in protecting content
JP2008159117A (ja) * 2006-12-21 2008-07-10 Victor Co Of Japan Ltd データ記録媒体
ES2288432B1 (es) * 2007-02-15 2009-04-01 Sonopress Ibermemory S.A. Procedimiento de grabacion.
FR2913522A1 (fr) * 2007-03-06 2008-09-12 Vincent Lorphelin Dvd a acces controle.
US8254761B2 (en) 2007-03-07 2012-08-28 Rovi Solutions Corporation Copying digital content by emulating playing of a recording medium by a player
US8375461B2 (en) * 2007-03-14 2013-02-12 Rovi Solutions Corporation Apparatus for and a method of copy-protecting a content carrying recording medium
US8189998B2 (en) * 2008-01-16 2012-05-29 Rovi Solutions Corporation Apparatus for and a method of copy-protecting a content carrying recording medium
GB2457482B (en) * 2008-02-14 2012-10-03 Fortium Technologys Ltd Copy protection system for optical discs
US20090217388A1 (en) * 2008-02-27 2009-08-27 Macrovision Corporation Apparatus for and a method of copy-protecting a content carrying recording medium
EP2506259A1 (de) 2011-03-31 2012-10-03 Sony Corporation Verfahren und Geräte zum Kopierschutz, kopiergeschützter Aufzeichnungsträger

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JP2747268B2 (ja) 1995-01-30 1998-05-06 株式会社東芝 ナビゲーションデータに従ってデータを再生する方法及びその装置、ナビゲーションデータを備えたデータを記録媒体に記録する方法及びその装置
JP2857126B2 (ja) 1995-01-30 1999-02-10 株式会社東芝 光ディスクへの再生データの記録方法及び記録装置
CA2168327C (en) * 1995-01-30 2000-04-11 Shinichi Kikuchi A recording medium on which a data containing navigation data is recorded, a method and apparatus for reproducing a data according to navigationdata, a method and apparatus for recording a data containing navigation data on a recording medium.
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BR0112805A (pt) * 2000-07-28 2003-07-01 Macrovision Europ Ltd Proteção contra cópia para discos óticos
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ES2180411B1 (es) * 2001-02-23 2004-06-01 Mpo Iberica, S.A. Sistema de proteccion anti-copia para cd rom y/o dvd rom.
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EP1500104A2 (de) 2002-04-18 2005-01-26 Koninklijke Philips Electronics N.V. Kopierschutzverfahren und schutz mit nicht-standard-toc-einträgen
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US20060182418A1 (en) * 2005-02-01 2006-08-17 Yoichiro Yamagata Information storage medium, information recording method, and information playback method

Also Published As

Publication number Publication date
DE60318212T2 (de) 2008-12-04
CN1871653B (zh) 2012-07-11
US8356355B2 (en) 2013-01-15
DE60318212D1 (de) 2008-01-31
EP1914748A2 (de) 2008-04-23
CN102157170B (zh) 2014-02-12
EP1528557A1 (de) 2005-05-04
CN1871653A (zh) 2006-11-29
EP1528557B1 (de) 2007-12-19
EP1914748A3 (de) 2013-12-11
DE60318212T8 (de) 2009-04-02
CN102157170A (zh) 2011-08-17
EP1914747A3 (de) 2013-12-11
US20070036356A1 (en) 2007-02-15
JP2007511021A (ja) 2007-04-26
WO2005050638A1 (en) 2005-06-02
EP1914747A2 (de) 2008-04-23
JP4934429B2 (ja) 2012-05-16

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties