CN1269115C - 光盘的复制保护系统和方法以及复制受保护的光盘 - Google Patents

光盘的复制保护系统和方法以及复制受保护的光盘 Download PDF

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Publication number
CN1269115C
CN1269115C CNB988072750A CN98807275A CN1269115C CN 1269115 C CN1269115 C CN 1269115C CN B988072750 A CNB988072750 A CN B988072750A CN 98807275 A CN98807275 A CN 98807275A CN 1269115 C CN1269115 C CN 1269115C
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CN
China
Prior art keywords
signal
change
data
pit
forms
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
CNB988072750A
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English (en)
Chinese (zh)
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CN1264486A (zh
Inventor
吕運盛
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LG Electronics Inc
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LG Electronics Inc
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Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of CN1264486A publication Critical patent/CN1264486A/zh
Application granted granted Critical
Publication of CN1269115C publication Critical patent/CN1269115C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
    • 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
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G11B20/00123—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers the record carrier being identified by recognising some of its unique characteristics, e.g. a unique defect pattern serving as a physical signature of 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
    • 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
    • G11B20/10—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
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
CNB988072750A 1997-07-14 1998-07-14 光盘的复制保护系统和方法以及复制受保护的光盘 Expired - Fee Related CN1269115C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR32576/1997 1997-07-14
KR32576/97 1997-07-14
KR1019970032576A KR100257538B1 (ko) 1997-07-14 1997-07-14 복사 방지용 광디스크의 신호 기록방법 및 이 기록방법을 이용한 광디스크의 복제방지방법

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CNB031370314A Division CN1244104C (zh) 1997-07-14 1998-07-14 对光盘进行鉴别的方法

Publications (2)

Publication Number Publication Date
CN1264486A CN1264486A (zh) 2000-08-23
CN1269115C true CN1269115C (zh) 2006-08-09

Family

ID=19514344

Family Applications (2)

Application Number Title Priority Date Filing Date
CNB031370314A Expired - Fee Related CN1244104C (zh) 1997-07-14 1998-07-14 对光盘进行鉴别的方法
CNB988072750A Expired - Fee Related CN1269115C (zh) 1997-07-14 1998-07-14 光盘的复制保护系统和方法以及复制受保护的光盘

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CNB031370314A Expired - Fee Related CN1244104C (zh) 1997-07-14 1998-07-14 对光盘进行鉴别的方法

Country Status (8)

Country Link
US (2) US6452885B1 (enExample)
EP (1) EP0995192B1 (enExample)
JP (1) JP2001510925A (enExample)
KR (1) KR100257538B1 (enExample)
CN (2) CN1244104C (enExample)
AU (1) AU8463998A (enExample)
DE (1) DE69839266T2 (enExample)
WO (1) WO1999004392A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4269122B2 (ja) * 1999-10-20 2009-05-27 ソニー株式会社 記録装置および記録方法
JP4618467B2 (ja) * 2000-01-05 2011-01-26 ソニー株式会社 汎用コンピュータおよび汎用コンピュータにおける著作権管理方法
KR20010076729A (ko) * 2000-01-27 2001-08-16 배태후 복제 차단 기능을 갖는 광학 기록 매체, 이의 제조 및재생 방법
NL1016579C2 (nl) * 2000-11-09 2002-05-14 Otb Group Bv Werkwijze voor het vervaardigen van een registratiedrager alsmede een dergelijke registratiedrager.
ATE404970T1 (de) * 2000-12-14 2008-08-15 Ecd Systems Inc Verfahren zur authentifizierung eines optischen aufzeichnungsmediums und ein optisches aufzeichnungsmedium
KR100669623B1 (ko) * 2001-03-12 2007-01-15 엘지전자 주식회사 디지털 데이터 변환방법
KR100376219B1 (ko) * 2001-03-30 2003-03-15 정문정보 주식회사 복제방지 광디스크 및 그의 제작방법
US7562396B2 (en) 2001-08-21 2009-07-14 Ecd Systems, Inc. Systems and methods for media authentication
US7643393B2 (en) 2001-12-12 2010-01-05 Ecd Systems, Inc. Systems and methods for optical media modification
US7716485B2 (en) 2002-02-01 2010-05-11 Sca Ipla Holdings Inc. Systems and methods for media authentication
JP2004296049A (ja) * 2003-02-10 2004-10-21 Sony Corp データ記録方法および装置、データ記録媒体並びにデータ再生方法および装置
CN1757061A (zh) * 2003-02-12 2006-04-05 道格卡森联合公司 具有带嵌入式非可记录区段的数据记录区的可记录介质
US7778125B2 (en) * 2006-02-06 2010-08-17 Mediatek Inc. System and method for generating output signal indicating specific area on optical disc
US8893308B2 (en) 2012-12-14 2014-11-18 Microsoft Corporation Counterfeit prevention for optical media

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US849836A (en) * 1904-06-24 1907-04-09 Ebenezer Greig Dow Temporary binder.
US4644493A (en) * 1984-09-14 1987-02-17 International Business Machines Corporation Implementing a shared higher level of privilege on personal computers for copy protection of software
US4849836A (en) 1985-06-07 1989-07-18 Software Heaven, Inc. Copy protection for computer discs
JP2751733B2 (ja) * 1992-05-27 1998-05-18 日本電気株式会社 フロッピィ・ディスク装置用データフォーマット制御コントローラ
JPH0730431A (ja) * 1993-04-02 1995-01-31 Toshiba Corp データ変復調方式および変復調装置
DE4311683C2 (de) * 1993-04-08 1996-05-02 Sonopress Prod Plattenförmiger optischer Speicher und Verfahren zu dessen Herstellung
TW241360B (enExample) 1993-07-29 1995-02-21 Nippon Pickter Kk
EP1336963B1 (en) * 1994-03-19 2006-05-31 Sony Corporation Optical disk, method and apparatus for recording and reproducing information
BR9606290A (pt) * 1995-04-03 1997-09-02 Matsushita Electric Industrial Co Ltd Meio de gravação aparelho e método para transmissão de dados e aparelho e método para reprodução de dados
WO1998008180A2 (en) * 1996-08-05 1998-02-26 T.T.R. Technologies Ltd. Digital optical media authentication and copy protection method
US5886979A (en) * 1996-10-21 1999-03-23 Fujitsu Limitd Information recording medium and method for recording and reproducing information to a medium to prevent unauthorized copying

Also Published As

Publication number Publication date
CN1264486A (zh) 2000-08-23
US20020181369A1 (en) 2002-12-05
US6452885B1 (en) 2002-09-17
EP0995192A1 (en) 2000-04-26
KR19990009976A (ko) 1999-02-05
DE69839266T2 (de) 2009-03-26
AU8463998A (en) 1999-02-10
CN1244104C (zh) 2006-03-01
KR100257538B1 (ko) 2000-06-01
WO1999004392A1 (en) 1999-01-28
JP2001510925A (ja) 2001-08-07
US6621781B2 (en) 2003-09-16
DE69839266D1 (de) 2008-04-30
CN1527303A (zh) 2004-09-08
EP0995192B1 (en) 2008-03-19

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