JP2006518524A - 情報伝送のためのコピー防止 - Google Patents

情報伝送のためのコピー防止 Download PDF

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Publication number
JP2006518524A
JP2006518524A JP2006502292A JP2006502292A JP2006518524A JP 2006518524 A JP2006518524 A JP 2006518524A JP 2006502292 A JP2006502292 A JP 2006502292A JP 2006502292 A JP2006502292 A JP 2006502292A JP 2006518524 A JP2006518524 A JP 2006518524A
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JP
Japan
Prior art keywords
data
dsv
data file
pattern
file
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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.)
Pending
Application number
JP2006502292A
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English (en)
Japanese (ja)
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JP2006518524A5 (https=
Inventor
エイ エイ ヘイレン，リチャード
ドミニク ジャクソン，マーク
アルフレッド ニューマン，ピーター
Original Assignee
マクロヴィジョン ヨーロッパ リミテッド
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Publication date
Application filed by マクロヴィジョン ヨーロッパ リミテッド filed Critical マクロヴィジョン ヨーロッパ リミテッド
Publication of JP2006518524A publication Critical patent/JP2006518524A/ja
Publication of JP2006518524A5 publication Critical patent/JP2006518524A5/ja
Pending legal-status Critical Current

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    • 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
    • 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
    • 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
    • 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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • G11B2020/1457—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof wherein DC control is performed by calculating a digital sum value [DSV]

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP2006502292A 2003-02-21 2004-02-19 情報伝送のためのコピー防止 Pending JP2006518524A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0304016.9A GB0304016D0 (en) 2003-02-21 2003-02-21 The transmission of information
PCT/GB2004/000643 WO2004075185A1 (en) 2003-02-21 2004-02-19 Copy protection for transmission of information

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2009112815A Division JP2009199718A (ja) 2003-02-21 2009-05-07 データファイル伝送方法

Publications (2)

Publication Number Publication Date
JP2006518524A true JP2006518524A (ja) 2006-08-10
JP2006518524A5 JP2006518524A5 (https=) 2007-03-01

Family

ID=9953442

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2006502292A Pending JP2006518524A (ja) 2003-02-21 2004-02-19 情報伝送のためのコピー防止
JP2009112815A Pending JP2009199718A (ja) 2003-02-21 2009-05-07 データファイル伝送方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2009112815A Pending JP2009199718A (ja) 2003-02-21 2009-05-07 データファイル伝送方法

Country Status (9)

Country Link
US (1) US7334268B2 (https=)
EP (1) EP1595258A1 (https=)
JP (2) JP2006518524A (https=)
KR (1) KR20050109496A (https=)
CN (1) CN1751348A (https=)
AU (1) AU2004213959B2 (https=)
CA (1) CA2516167C (https=)
GB (2) GB0304016D0 (https=)
WO (1) WO2004075185A1 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2280906C2 (ru) 2000-07-28 2006-07-27 Макровижн Юроп Лимитед Защита от копирования для оптических дисков
JP3585468B2 (ja) * 2002-02-28 2004-11-04 株式会社コナミコンピュータエンタテインメント東京 ゲーム装置、プログラム及びゲーム装置の制御方法
GB0301700D0 (en) 2003-01-24 2003-02-26 Macrovision Corp The copy protection of optical discs
GB0304016D0 (en) 2003-02-21 2003-03-26 Macrovision Europ Ltd The transmission of information
GB2414337B (en) * 2004-05-19 2008-10-29 Macrovision Europ Ltd The copy protection of optical discs
US7701825B2 (en) 2005-06-17 2010-04-20 Macrovision Corporation Apparatus for and a method of authenticating recording media
US8155315B2 (en) 2006-01-26 2012-04-10 Rovi Solutions Corporation Apparatus for and a method of downloading media content
CN101554065A (zh) * 2006-03-29 2009-10-07 罗塔尼公司 使用检测到的数据吞吐量进行资源选择方法和装置
US8620145B2 (en) 2006-09-06 2013-12-31 Corel Corporation, Inc. Methods, system and mediums for use in protecting content
GB2486346B (en) * 2010-12-08 2015-07-08 Christopher Paul Carroll Systems and methods for file loading

Family Cites Families (34)

* Cited by examiner, † Cited by third party
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NL8303859A (nl) * 1983-11-10 1985-06-03 Philips Nv Selektief scramblen bij compact disc.
JP2974678B2 (ja) 1988-06-23 1999-11-10 ソニー株式会社 データ誤り検出方式
US5659613A (en) * 1994-06-29 1997-08-19 Macrovision Corporation Method and apparatus for copy protection for various recording media using a video finger print
US5832088A (en) * 1994-08-08 1998-11-03 Sony Corporation Method and apparatus for preventing data copying from a disk using data lengths too large for a pirate medium
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
KR0165441B1 (ko) * 1995-09-18 1999-03-20 김광호 디지털 데이터 채널 부호화 및 복호화방법과 그 장치
US5699434A (en) * 1995-12-12 1997-12-16 Hewlett-Packard Company Method of inhibiting copying of digital data
US6028936A (en) * 1996-01-16 2000-02-22 Disney Enterprises, Inc. Method and apparatus for authenticating recorded media
DE19628005B4 (de) * 1996-07-11 2004-04-29 Sonopress Produktionsgesellschaft für Ton- und Informationsträger mbH System und Verfahren zur Bereitstellung von Daten für einen Laser-Beam-Recorder
JPH10106146A (ja) * 1996-09-25 1998-04-24 Victor Co Of Japan Ltd ディスクの記録再生方法及び再生装置
US5787068A (en) * 1996-11-07 1998-07-28 Imation Corp. Method and arrangement for preventing unauthorized duplication of optical discs using barriers
EP0854482B1 (en) 1997-01-16 2004-03-31 SGS-THOMSON MICROELECTRONICS S.r.l. System for decoding the EFM and EFM-PLUS format in optical disc (CD and DVD) read units and corresponding method of decoding
CN1516155A (zh) * 1997-05-30 2004-07-28 ���ŷ� 防止记录介质被复制的方法、防复制记录介质以及检测存取控制信息的装置
WO1998057413A1 (en) 1997-06-12 1998-12-17 Auckland Uniservices Limited Wireless signals in inductive power transfer systems
EP0918326B1 (en) * 1997-10-21 2001-09-19 Hewlett-Packard Company, A Delaware Corporation Method of inhibiting copying of digital data
US6317397B1 (en) * 1997-11-17 2001-11-13 Matsushita Electric Industrial Co., Ltd. Data recording medium, data recording apparatus, data reproducing apparatus and method
KR100403270B1 (ko) * 1997-12-29 2004-03-20 삼성전자주식회사 디지털기록매체의저작권을보호하는방법및장치,그리고,그디지털기록매체
US6076165A (en) * 1998-01-16 2000-06-13 Sony Corporation Method for authenticating digital recording devices
EP0984346A1 (en) * 1998-09-02 2000-03-08 Hitachi Europe Limited Copy protection apparatus and method
EP1011103A1 (en) 1998-12-08 2000-06-21 Metatec International B.V. Copy protection for CD-ROM
US6966002B1 (en) * 1999-04-30 2005-11-15 Trymedia Systems, Inc. Methods and apparatus for secure distribution of software
GB9912312D0 (en) 1999-05-26 1999-07-28 Dilla Limited C The copy protection of digital audio compact discs
GB0003531D0 (en) * 2000-02-15 2000-04-05 Dilla Limited C The copy protection of digital audio compact discs
RU2280906C2 (ru) * 2000-07-28 2006-07-27 Макровижн Юроп Лимитед Защита от копирования для оптических дисков
JP2002175662A (ja) 2000-12-06 2002-06-21 Toshiba Emi Ltd 光ディスク
GB0304015D0 (en) 2003-02-21 2003-03-26 Macrovision Europ Ltd Copy protection for applications
JP3971635B2 (ja) * 2002-04-08 2007-09-05 株式会社ソニー・ディスクアンドデジタルソリューションズ データ記録媒体、データ記録方法および装置
DE60236405D1 (de) 2002-04-17 2010-07-01 Sony Dadc Austria Ag Kopierschutzsystem für optische Platten
JP3863059B2 (ja) 2002-05-02 2006-12-27 ソニー株式会社 デジタルデータの記録媒体、記録方法、記録装置、再生方法、再生装置、送信方法および送信装置
JP2003323761A (ja) * 2002-05-02 2003-11-14 Sony Corp デジタルデータの記録媒体、記録方法、記録装置、再生方法、再生装置、送信方法および送信装置
JP4143330B2 (ja) * 2002-05-14 2008-09-03 ソニー株式会社 データ記録媒体、データ記録方法及び装置
JP3671940B2 (ja) * 2002-07-05 2005-07-13 ソニー株式会社 データ記録媒体、データ記録方法および装置
GB0301700D0 (en) 2003-01-24 2003-02-26 Macrovision Corp The copy protection of optical discs
GB0304016D0 (en) 2003-02-21 2003-03-26 Macrovision Europ Ltd The transmission of information

Also Published As

Publication number Publication date
GB0403721D0 (en) 2004-03-24
CA2516167C (en) 2012-07-31
AU2004213959B2 (en) 2009-10-01
US7334268B2 (en) 2008-02-19
US20050193313A1 (en) 2005-09-01
GB2398671B (en) 2007-06-06
WO2004075185A1 (en) 2004-09-02
GB0304016D0 (en) 2003-03-26
JP2009199718A (ja) 2009-09-03
KR20050109496A (ko) 2005-11-21
GB2398671A (en) 2004-08-25
EP1595258A1 (en) 2005-11-16
CA2516167A1 (en) 2004-09-02
AU2004213959A1 (en) 2004-09-02
CN1751348A (zh) 2006-03-22

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