NO20014949L - Kopieringsbeskyttelse av digitale audio CD-plater - Google Patents

Kopieringsbeskyttelse av digitale audio CD-plater

Info

Publication number
NO20014949L
NO20014949L NO20014949A NO20014949A NO20014949L NO 20014949 L NO20014949 L NO 20014949L NO 20014949 A NO20014949 A NO 20014949A NO 20014949 A NO20014949 A NO 20014949A NO 20014949 L NO20014949 L NO 20014949L
Authority
NO
Norway
Prior art keywords
digital audio
copy protection
audio cds
cds
copy
Prior art date
Application number
NO20014949A
Other languages
English (en)
Other versions
NO20014949D0 (no
Inventor
Richard A A Heylen
Roger Edwards
Original Assignee
Macrovision Corp
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 Macrovision Corp filed Critical Macrovision Corp
Publication of NO20014949D0 publication Critical patent/NO20014949D0/no
Publication of NO20014949L publication Critical patent/NO20014949L/no

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
    • G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
    • 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
    • G11B20/0092—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
    • 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

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)
NO20014949A 2000-02-15 2001-10-11 Kopieringsbeskyttelse av digitale audio CD-plater NO20014949L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0003530.3A GB0003530D0 (en) 2000-02-15 2000-02-15 The copy protection of digital audio compact discs
PCT/GB2001/000606 WO2001061695A1 (en) 2000-02-15 2001-02-14 The copy protection of digital audio compact discs

Publications (2)

Publication Number Publication Date
NO20014949D0 NO20014949D0 (no) 2001-10-11
NO20014949L true NO20014949L (no) 2001-12-12

Family

ID=9885687

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20014949A NO20014949L (no) 2000-02-15 2001-10-11 Kopieringsbeskyttelse av digitale audio CD-plater

Country Status (17)

Country Link
US (1) US20020159591A1 (no)
EP (1) EP1169708A1 (no)
JP (1) JP2003523595A (no)
KR (1) KR20020007367A (no)
CN (1) CN1179347C (no)
AU (1) AU781004B2 (no)
BR (1) BR0104463A (no)
CA (1) CA2369575A1 (no)
GB (2) GB0003530D0 (no)
HK (1) HK1041741B (no)
IS (1) IS6106A (no)
MX (1) MXPA01010400A (no)
NO (1) NO20014949L (no)
NZ (1) NZ514820A (no)
PL (1) PL350338A1 (no)
RU (1) RU2001127708A (no)
WO (1) WO2001061695A1 (no)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004501477A (ja) * 2000-04-14 2004-01-15 ミッドバー・テック・リミテッド サブコードチャンネルを用いたｃｄオーディオの著作権侵害防止方法
AU2002339798A1 (en) * 2001-05-21 2002-12-03 Sunncomm, Inc. Apparatus and method for digital content concealment in a storage medium recorded using a recording device
GB0124723D0 (en) * 2001-10-15 2001-12-05 Macrovision Corp Improvements in or relating to the copy protection of optical discs
ES2221506B1 (es) * 2001-10-16 2005-10-01 Sonopress Ibermemory, S.A. Procedimiento de grabacion de cd-audio para evitar su copia.
AU2002358951A1 (en) * 2001-12-06 2003-06-17 Malvern House A copy-protected compact disc and method for producing same
GB2386245B (en) * 2002-03-08 2005-12-07 First 4 Internet Ltd Data protection system
JP2003308651A (ja) * 2002-04-12 2003-10-31 Hudson Soft Co Ltd データ細工装置、細工データ作成方法、細工データ作成方法をコンピュータにより実行可能なプログラム、オリジナルデータ記録方法、オリジナルデータ記録方法をコンピュータにより実行可能なプログラム、記録媒体、不正読取実行防止装置、不正読取実行防止方法、及び、不正読取実行防止方法をコンピュータにより実行可能なプログラム
KR20040101481A (ko) * 2002-04-18 2004-12-02 코닌클리케 필립스 일렉트로닉스 엔.브이. 시간 점프를 이용한 복제 검출 및 방지 방법
US7530116B2 (en) 2002-06-06 2009-05-05 Macrovision Corporation Controlling the downloading and recording of digital data
GB0216142D0 (en) * 2002-07-11 2002-08-21 Knox Alistair J Method and apparatus for optical disc access control
US20040103044A1 (en) * 2002-11-26 2004-05-27 Vandewater Eric J. System and method of protecting and promoting digital content
US7161885B2 (en) * 2002-12-06 2007-01-09 Macrovision Corporation Copy-protected compact disc and method for producing same
GB2433157B (en) * 2003-06-09 2007-11-21 First 4 Internet Ltd Copy protection system for data carriers
GB2402802B (en) 2003-06-09 2007-05-30 First 4 Internet Ltd Copy protection system for data carriers
EP1914747A3 (en) * 2003-10-31 2013-12-11 Sony DADC Austria AG DVD copy protection
US20050177516A1 (en) * 2004-02-06 2005-08-11 Eric Vandewater System and method of protecting digital content
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
US7706661B2 (en) * 2004-05-19 2010-04-27 Macrovision Corporation Copy protection of optical discs using redundant control data
US20050278256A1 (en) * 2004-06-15 2005-12-15 Eric Vandewater System and method of promoting copy-managed digital content
US20060253722A1 (en) * 2005-04-21 2006-11-09 Nielsen Hans H Uncopyable optical media through sector errors
EP1734525A1 (en) * 2005-06-13 2006-12-20 Sony DADC Austria AG Method for converting non copy protected data into copy protected data
EP2030204A4 (en) 2006-06-12 2009-06-17 Thomson Licensing METHOD AND APPARATUS FOR INCORPORATING A SECOND LEVEL CODE IN DATA RECORDED ON OPTICAL DISC BY VARIATION OF THE DATA MODULATION RULE
US7609944B2 (en) 2006-07-05 2009-10-27 Macrovision Corporation Copy protection of optical discs
US8254761B2 (en) 2007-03-07 2012-08-28 Rovi Solutions Corporation Copying digital content by emulating playing of a recording medium by a player
US8930718B2 (en) 2007-03-28 2015-01-06 Rovi Solutions Corporation Apparatus for and a method of providing content data
US7755980B2 (en) 2007-04-04 2010-07-13 Rovi Solutions Corporation Copy protection of optical discs
US8189998B2 (en) 2008-01-16 2012-05-29 Rovi Solutions Corporation Apparatus for and a method of copy-protecting a content carrying recording medium
US20090217388A1 (en) * 2008-02-27 2009-08-27 Macrovision Corporation Apparatus for and a method of copy-protecting a content carrying recording medium

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3467964B2 (ja) * 1995-08-10 2003-11-17 ソニー株式会社 データ記録装置及び方法、データ再生装置及び方法、記録媒体、並びにデータ伝送方法
ES2281101T3 (es) * 1996-07-24 2007-09-16 Koninklijke Philips Electronics N.V. Mejoras en y en relacion a discos legibles opticamente y aparato de grabacion de discos.
AU7362198A (en) * 1997-05-16 1998-12-08 Imation Corp. Arrangement for preventing use of unauthorized duplicates of a data storage medium using subcode and method therefor
AU7228298A (en) * 1997-05-30 1998-12-30 Dilla Limited Method for copy protecting a record carrier, copy protected record carrier and means for detecting access control information
ES2155230T3 (es) * 1997-08-28 2001-05-01 Sony Dadc Austria Ag Sistema para gestionar el copiado de un disco optico.
US6055839A (en) * 1997-11-06 2000-05-02 Hughson; Alexander W. Pressing of coins, tokens, and like items
US6104679A (en) * 1998-10-01 2000-08-15 T.T.R. Technologies Ltd. Method for determining an unauthorized copy of an optical disc
RU2229173C2 (ru) * 1998-10-05 2004-05-20 Конинклейке Филипс Электроникс Н.В. Система защиты от копирования записанной информации
US6988206B1 (en) * 1998-10-20 2006-01-17 Macrovision Europe Limited Prevention of CD-audio piracy using sub-code channels
US6425098B1 (en) * 1998-10-20 2002-07-23 Midbar Tech (1998) Ltd. Prevention of disk piracy
IL127091A (en) * 1998-11-16 2002-09-12 Midbar Tech 1998 Ltd Anti-counterfeiting compact disc
GB9912312D0 (en) * 1999-05-26 1999-07-28 Dilla Limited C The copy protection of digital audio compact discs
IL133236A0 (en) * 1999-11-30 2001-03-19 Ttr Technologies Ltd Copy-protected digital audio compact disc and method and system for producing same
GB2357165B (en) * 1999-12-02 2004-06-16 Internat Federation Of The Pho Copyright protection system and method

Also Published As

Publication number Publication date
EP1169708A1 (en) 2002-01-09
PL350338A1 (en) 2002-12-02
GB2365202B (en) 2004-02-04
CN1365495A (zh) 2002-08-21
CA2369575A1 (en) 2001-08-23
US20020159591A1 (en) 2002-10-31
KR20020007367A (ko) 2002-01-26
BR0104463A (pt) 2002-01-08
NZ514820A (en) 2003-11-28
CN1179347C (zh) 2004-12-08
HK1041741A1 (en) 2002-07-19
WO2001061695A1 (en) 2001-08-23
HK1041741B (zh) 2004-05-28
GB0124607D0 (en) 2001-12-05
IS6106A (is) 2001-10-12
GB2365202A (en) 2002-02-13
JP2003523595A (ja) 2003-08-05
NO20014949D0 (no) 2001-10-11
RU2001127708A (ru) 2003-08-27
GB0003530D0 (en) 2000-04-05
MXPA01010400A (es) 2002-05-06
GB2365202A8 (en) 2002-05-23
AU781004B2 (en) 2005-04-28
AU3210801A (en) 2001-08-27

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application