AU2002325423A1 - Method for protecting data recorded on a cd-rom against copying on another data carrier - Google Patents

Method for protecting data recorded on a cd-rom against copying on another data carrier

Info

Publication number
AU2002325423A1
AU2002325423A1 AU2002325423A AU2002325423A AU2002325423A1 AU 2002325423 A1 AU2002325423 A1 AU 2002325423A1 AU 2002325423 A AU2002325423 A AU 2002325423A AU 2002325423 A AU2002325423 A AU 2002325423A AU 2002325423 A1 AU2002325423 A1 AU 2002325423A1
Authority
AU
Australia
Prior art keywords
against copying
data recorded
data carrier
protecting
another data
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.)
Abandoned
Application number
AU2002325423A
Other languages
English (en)
Inventor
Igor Fedorovich Ivlev
Sergey Petrovich Kotikov
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.)
ZAKRYTOYE AKTSIONERNOYE OBSCHESTVO "ARGUS PROSISTEM"
Original Assignee
ZAKRYTOYE AKTSIONERNOYE OBSCHE
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 ZAKRYTOYE AKTSIONERNOYE OBSCHE filed Critical ZAKRYTOYE AKTSIONERNOYE OBSCHE
Publication of AU2002325423A1 publication Critical patent/AU2002325423A1/en
Abandoned legal-status Critical Current

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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Design And Manufacture Of Integrated Circuits (AREA)
AU2002325423A 2001-06-20 2002-06-20 Method for protecting data recorded on a cd-rom against copying on another data carrier Abandoned AU2002325423A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
RU2001116684/28A RU2190883C1 (ru) 2001-06-20 2001-06-20 Способ защиты данных, записанных на cd-rom-дисках, от копирования на другой носитель информации (варианты)
RU2001116684 2001-06-20
PCT/RU2002/000341 WO2002103611A2 (fr) 2001-06-20 2002-06-20 Procede permettant de proteger des donnees enregistrees sur cd-rom contre la duplication sur d'autres supports de donnees

Publications (1)

Publication Number Publication Date
AU2002325423A1 true AU2002325423A1 (en) 2003-01-02

Family

ID=20250846

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002325423A Abandoned AU2002325423A1 (en) 2001-06-20 2002-06-20 Method for protecting data recorded on a cd-rom against copying on another data carrier

Country Status (3)

Country Link
AU (1) AU2002325423A1 (ru)
RU (1) RU2190883C1 (ru)
WO (1) WO2002103611A2 (ru)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0339115A1 (de) * 1988-04-28 1989-11-02 Siemens Aktiengesellschaft Verfahren zur Sicherung eines auf einem Speichermedium gespeicherten Programms
JP3588536B2 (ja) * 1997-07-11 2004-11-10 株式会社東芝 不正データコピー防止装置及び方法
EP0899733B1 (en) * 1997-08-28 2001-03-21 Sony DADC Austria AG Optical disc copy management system

Also Published As

Publication number Publication date
RU2190883C1 (ru) 2002-10-10
WO2002103611A3 (fr) 2003-03-20
WO2002103611A2 (fr) 2002-12-27

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase