DE60043287D1 - Cd-rom aufzeichnungs-und wiedergabeverfahren mit kopierschutz - Google Patents

Cd-rom aufzeichnungs-und wiedergabeverfahren mit kopierschutz

Info

Publication number
DE60043287D1
DE60043287D1 DE60043287T DE60043287T DE60043287D1 DE 60043287 D1 DE60043287 D1 DE 60043287D1 DE 60043287 T DE60043287 T DE 60043287T DE 60043287 T DE60043287 T DE 60043287T DE 60043287 D1 DE60043287 D1 DE 60043287D1
Authority
DE
Germany
Prior art keywords
copier
protection
playback procedure
rom recording
rom
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
Application number
DE60043287T
Other languages
English (en)
Inventor
Jimenez Angel Chinarro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sonopress Ibermemory S A
Original Assignee
Sonopress Ibermemory S A
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 Sonopress Ibermemory S A filed Critical Sonopress Ibermemory S A
Application granted granted Critical
Publication of DE60043287D1 publication Critical patent/DE60043287D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G11B23/283—Security features, e.g. digital codes
    • G11B23/284—Security features, e.g. digital codes on the record carrier
    • 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
    • G11B20/00572—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
    • G11B20/00623—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 directly concerns user 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
    • 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
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
DE60043287T 1999-04-20 2000-04-19 Cd-rom aufzeichnungs-und wiedergabeverfahren mit kopierschutz Expired - Fee Related DE60043287D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES9900812A ES2151452B1 (es) 1999-04-20 1999-04-20 Procedimiento de grabacion y lectura de cd-rom para evitar su copia.
PCT/ES2000/000146 WO2000063910A1 (es) 1999-04-20 2000-04-19 Procedimiento de grabacion y lectura de cd-rom para evitar su copia

Publications (1)

Publication Number Publication Date
DE60043287D1 true DE60043287D1 (de) 2009-12-24

Family

ID=8308085

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60043287T Expired - Fee Related DE60043287D1 (de) 1999-04-20 2000-04-19 Cd-rom aufzeichnungs-und wiedergabeverfahren mit kopierschutz

Country Status (5)

Country Link
EP (1) EP1107251B1 (de)
DE (1) DE60043287D1 (de)
ES (1) ES2151452B1 (de)
PT (1) PT1107251E (de)
WO (1) WO2000063910A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2180411B1 (es) * 2001-02-23 2004-06-01 Mpo Iberica, S.A. Sistema de proteccion anti-copia para cd rom y/o dvd rom.
EP1280148A3 (de) * 2001-07-26 2003-09-17 Irdeto Access B.V. Kompiliertechnik und Datenverteilungssystem dafür
US7391691B2 (en) 2003-08-29 2008-06-24 General Electric Company Method for facilitating copyright protection in digital media and digital media made thereby
EP1528557B1 (de) * 2003-10-31 2007-12-19 Sony DADC Austria AG DVD Kopierschutz
EP1763027A1 (de) 2005-09-09 2007-03-14 Sony DADC Austria AG Beschreibbare optische Platte

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2165532C (en) * 1995-01-23 2005-10-04 Michael L. Mitchell System for encoding a glass master to enable detection of a counterfeit optical cd-rom
GR1003432B (el) * 1995-10-16 2000-09-19 M.L.S. ����������� Laserlock �.�. Συστημα προστασιας λογισμικου οπτικου δισκου.
US5787068A (en) * 1996-11-07 1998-07-28 Imation Corp. Method and arrangement for preventing unauthorized duplication of optical discs using barriers

Also Published As

Publication number Publication date
ES2151452A1 (es) 2000-12-16
EP1107251A1 (de) 2001-06-13
EP1107251B1 (de) 2009-11-11
PT1107251E (pt) 2010-01-21
WO2000063910A1 (es) 2000-10-26
ES2151452B1 (es) 2001-07-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee