KR100707541B1 - 데이터 저장 디스크의 출처 확인방법과 장치 - Google Patents

데이터 저장 디스크의 출처 확인방법과 장치 Download PDF

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Publication number
KR100707541B1
KR100707541B1 KR1020007007354A KR20007007354A KR100707541B1 KR 100707541 B1 KR100707541 B1 KR 100707541B1 KR 1020007007354 A KR1020007007354 A KR 1020007007354A KR 20007007354 A KR20007007354 A KR 20007007354A KR 100707541 B1 KR100707541 B1 KR 100707541B1
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KR
South Korea
Prior art keywords
data
disk
disc
determined
physical characteristics
Prior art date
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Expired - Fee Related
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KR1020007007354A
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English (en)
Korean (ko)
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KR20010024831A (ko
Inventor
리차드에이.에이. 헤이렌
Original Assignee
매크로비전 유럽 리미티드
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Priority claimed from GBGB9727461.7A external-priority patent/GB9727461D0/en
Priority claimed from GBGB9801235.4A external-priority patent/GB9801235D0/en
Application filed by 매크로비전 유럽 리미티드 filed Critical 매크로비전 유럽 리미티드
Publication of KR20010024831A publication Critical patent/KR20010024831A/ko
Application granted granted Critical
Publication of KR100707541B1 publication Critical patent/KR100707541B1/ko
Assigned to 로비 유럽 리미티드 reassignment 로비 유럽 리미티드 권리의 전부이전등록 Assignors: 로비 솔루션 리미티드
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
    • G11B20/00086—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
    • 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
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10037—A/D conversion, D/A conversion, sampling, slicing and digital quantisation or adjusting parameters thereof
    • 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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G11B27/3063—Subcodes
    • 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
    • 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
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1267—Address data
    • G11B2020/1271—Address data the address data being stored in a subcode, e.g. in the Q channel of a CD
    • 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
    • G11B2020/1461—8 to 14 modulation, e.g. the EFM code used on CDs or mini-discs
    • 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)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Debugging And Monitoring (AREA)
KR1020007007354A 1997-12-30 1998-12-22 데이터 저장 디스크의 출처 확인방법과 장치 Expired - Fee Related KR100707541B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB9727461.7 1997-12-30
GBGB9727461.7A GB9727461D0 (en) 1997-12-30 1997-12-30 Authentication of optical discs
GB9801235.4 1998-01-20
GBGB9801235.4A GB9801235D0 (en) 1998-01-20 1998-01-20 Apparatus for and method of detecting counterfeit cd's

Publications (2)

Publication Number Publication Date
KR20010024831A KR20010024831A (ko) 2001-03-26
KR100707541B1 true KR100707541B1 (ko) 2007-04-13

Family

ID=26312867

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020007007354A Expired - Fee Related KR100707541B1 (ko) 1997-12-30 1998-12-22 데이터 저장 디스크의 출처 확인방법과 장치

Country Status (12)

Country Link
US (1) US6560176B1 (https=)
EP (1) EP1044449B1 (https=)
JP (1) JP2002501272A (https=)
KR (1) KR100707541B1 (https=)
CN (1) CN1209749C (https=)
AT (1) ATE341812T1 (https=)
AU (1) AU751134B2 (https=)
CA (1) CA2316959C (https=)
DE (1) DE69836100T2 (https=)
GB (1) GB2347781B (https=)
NZ (1) NZ505221A (https=)
WO (1) WO1999035641A1 (https=)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9821808D0 (en) * 1998-10-06 1998-12-02 Dilla Limited C Method and apparatus for determining the provenance of a data carrying disc
US7017044B1 (en) * 2000-08-02 2006-03-21 Maxtor Corporation Extremely secure method for keying stored contents to a specific storage device
CA2318310A1 (en) * 2000-09-01 2002-03-01 Oleg Saliahov Cd-disk identification through a pattern analysis
US7039188B2 (en) 2001-08-31 2006-05-02 Oleg Saliahov Optical disc authentication method and apparatus
WO2003015088A1 (en) * 2001-08-10 2003-02-20 Durand Technology Limited Method of authenticating cds
JP2003059172A (ja) * 2001-08-22 2003-02-28 Yamaha Corp ディジタルオーディオ録音再生装置
WO2003088245A1 (en) * 2002-04-12 2003-10-23 Takanori Tenjin Optical disk and program
EP1514188A4 (en) * 2002-05-14 2016-01-13 Doug Carson & Associates Inc AUTHENTICATION OF A DATA STORAGE MEDIUM USING PRE-SPECIFIED RELATIONS BETWEEN SECTORS
JP2007513451A (ja) * 2003-12-03 2007-05-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 螺旋トラックをもつ記録キャリアのためのサイドチャネル
US20050172071A1 (en) * 2004-02-03 2005-08-04 Edmonds Robert A. Method and apparatus for identifying a digital recording source
US8121998B2 (en) * 2004-03-04 2012-02-21 Parametric Technology Corporation Method for automatically enabling traceability of engineering calculations
WO2006021904A2 (en) * 2004-08-27 2006-03-02 Koninklijke Philips Electronics N.V. Record carrier, recording method and playback device for controlling copyright
JP2006155785A (ja) * 2004-11-30 2006-06-15 Toshiba Corp 情報記憶媒体、スタンパー、ディスク装置、管理情報再生方法
DE102005008889B4 (de) * 2005-02-26 2016-07-07 Leybold Optics Gmbh Optisches Monitoringsystem für Beschichtungsprozesse
US7463565B2 (en) * 2005-08-30 2008-12-09 Dt Soft Ltd. Method of storing rotating media data in image file
JP4574587B2 (ja) 2006-03-15 2010-11-04 太陽誘電株式会社 光記録媒体の識別方法及びその装置
WO2007117643A2 (en) * 2006-04-07 2007-10-18 Mathsoft Engineering & Education, Inc. System and method for maintaining the genealogy of documents
EP1850260A1 (en) * 2006-04-26 2007-10-31 Macrovision Corporation A computer-implemented method and system for binding digital rights management executable code to a software application
US8458673B2 (en) * 2006-04-26 2013-06-04 Flexera Software Llc Computer-implemented method and system for binding digital rights management executable code to a software application
US8369562B2 (en) 2007-03-30 2013-02-05 Hitachi Global Storage Technologies Netherlands B.V. Encryption methods for patterned media watermarking
US7852717B2 (en) * 2007-08-17 2010-12-14 Hitachi Global Storage Technologies Netherlands B.V. System, method, and apparatus for characterizing, tracking, and segregating known defective disk regions on patterned disks

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0643391A1 (en) * 1993-09-07 1995-03-15 Hitachi, Ltd. Information recording media, optical disc and playback system
EP0706174A1 (en) * 1994-04-18 1996-04-10 Matsushita Electric Industrial Co., Ltd. Method and apparatus for preventing illegal copying and illegal installation of information on optical recording medium

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5365586A (en) * 1993-04-09 1994-11-15 Washington University Method and apparatus for fingerprinting magnetic media
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
JP3284296B2 (ja) * 1995-06-27 2002-05-20 富士通株式会社 光記録媒体及びその記録再生方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0643391A1 (en) * 1993-09-07 1995-03-15 Hitachi, Ltd. Information recording media, optical disc and playback system
EP0706174A1 (en) * 1994-04-18 1996-04-10 Matsushita Electric Industrial Co., Ltd. Method and apparatus for preventing illegal copying and illegal installation of information on optical recording medium

Also Published As

Publication number Publication date
ATE341812T1 (de) 2006-10-15
JP2002501272A (ja) 2002-01-15
GB0015705D0 (en) 2000-08-16
GB2347781A (en) 2000-09-13
AU1773499A (en) 1999-07-26
CN1209749C (zh) 2005-07-06
CA2316959A1 (en) 1999-07-15
DE69836100T2 (de) 2007-02-15
CN1284196A (zh) 2001-02-14
EP1044449B1 (en) 2006-10-04
AU751134B2 (en) 2002-08-08
WO1999035641A1 (en) 1999-07-15
NZ505221A (en) 2003-02-28
EP1044449A1 (en) 2000-10-18
CA2316959C (en) 2011-05-24
US6560176B1 (en) 2003-05-06
GB2347781B (en) 2002-05-08
KR20010024831A (ko) 2001-03-26
DE69836100D1 (de) 2006-11-16

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