CA2316959C - Method and apparatus for determining the provenance of a data carrying disc - Google Patents
Method and apparatus for determining the provenance of a data carrying disc Download PDFInfo
- Publication number
- CA2316959C CA2316959C CA2316959A CA2316959A CA2316959C CA 2316959 C CA2316959 C CA 2316959C CA 2316959 A CA2316959 A CA 2316959A CA 2316959 A CA2316959 A CA 2316959A CA 2316959 C CA2316959 C CA 2316959C
- Authority
- CA
- Canada
- Prior art keywords
- data
- disc
- provenance
- determining
- physical characteristics
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000012360 testing method Methods 0.000 claims abstract description 53
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims description 9
- 238000000053 physical method Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 8
- 238000013075 data extraction Methods 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 239000003550 marker Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000007619 statistical method Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000013528 artificial neural network Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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
- G11B20/00094—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)
- Memory System Of A Hierarchy Structure (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Manufacturing Optical Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Debugging And Monitoring (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Applications Claiming Priority (5)
| 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 |
| GBGB9801235.4A GB9801235D0 (en) | 1998-01-20 | 1998-01-20 | Apparatus for and method of detecting counterfeit cd's |
| GB9801235.4 | 1998-01-20 | ||
| PCT/GB1998/003878 WO1999035641A1 (en) | 1997-12-30 | 1998-12-22 | Method and apparatus for determining the provenance of a data carrying disc |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2316959A1 CA2316959A1 (en) | 1999-07-15 |
| CA2316959C true CA2316959C (en) | 2011-05-24 |
Family
ID=26312867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2316959A Expired - Fee Related CA2316959C (en) | 1997-12-30 | 1998-12-22 | Method and apparatus for determining the provenance of a data carrying disc |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6560176B1 (enExample) |
| EP (1) | EP1044449B1 (enExample) |
| JP (1) | JP2002501272A (enExample) |
| KR (1) | KR100707541B1 (enExample) |
| CN (1) | CN1209749C (enExample) |
| AT (1) | ATE341812T1 (enExample) |
| AU (1) | AU751134B2 (enExample) |
| CA (1) | CA2316959C (enExample) |
| DE (1) | DE69836100T2 (enExample) |
| GB (1) | GB2347781B (enExample) |
| NZ (1) | NZ505221A (enExample) |
| WO (1) | WO1999035641A1 (enExample) |
Families Citing this family (21)
| 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 |
| AU2002249581A1 (en) * | 2002-04-12 | 2003-10-27 | Yukihisa Inoue | 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 |
| EP1817774A1 (en) * | 2003-12-03 | 2007-08-15 | Koninklijke Philips Electronics N.V. | Side-channel for record carriers with spiral tracks |
| US20050172071A1 (en) * | 2004-02-03 | 2005-08-04 | Edmonds Robert A. | Method and apparatus for identifying a digital recording source |
| JP5009781B2 (ja) * | 2004-03-04 | 2012-08-22 | マスソフト・エンジニアリング・アンド・エデユケーシヨン・インコーポレーテツド | 技術計算のトレーサビリティを自動的に可能にする方法 |
| KR20070050487A (ko) * | 2004-08-27 | 2007-05-15 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 기록매체, 기록방법 및 저작권을 제어하기 위한 재생장치 |
| 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 |
| US20070239802A1 (en) * | 2006-04-07 | 2007-10-11 | Razdow Allen M | System and method for maintaining the genealogy of documents |
| 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 |
| 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 |
| 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 |
Family Cites Families (5)
| 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 |
| DE69422870T2 (de) * | 1993-09-07 | 2000-10-05 | Hitachi, Ltd. | Informationsaufzeichnungsträger, optische Platten und Wiedergabesystem |
| KR100381118B1 (ko) * | 1994-04-18 | 2003-04-21 | 마쯔시다덴기산교 가부시키가이샤 | 광기록매체 정보의 불법복사 또는 불법설치 방지방법 및장치 |
| 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 |
-
1998
- 1998-12-22 AT AT98962604T patent/ATE341812T1/de not_active IP Right Cessation
- 1998-12-22 KR KR1020007007354A patent/KR100707541B1/ko not_active Expired - Fee Related
- 1998-12-22 CN CNB988134098A patent/CN1209749C/zh not_active Expired - Fee Related
- 1998-12-22 EP EP98962604A patent/EP1044449B1/en not_active Expired - Lifetime
- 1998-12-22 CA CA2316959A patent/CA2316959C/en not_active Expired - Fee Related
- 1998-12-22 WO PCT/GB1998/003878 patent/WO1999035641A1/en not_active Ceased
- 1998-12-22 DE DE69836100T patent/DE69836100T2/de not_active Expired - Lifetime
- 1998-12-22 NZ NZ505221A patent/NZ505221A/xx not_active IP Right Cessation
- 1998-12-22 US US09/582,827 patent/US6560176B1/en not_active Expired - Lifetime
- 1998-12-22 JP JP2000527938A patent/JP2002501272A/ja active Pending
- 1998-12-22 AU AU17734/99A patent/AU751134B2/en not_active Ceased
- 1998-12-22 GB GB0015705A patent/GB2347781B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE69836100T2 (de) | 2007-02-15 |
| CN1284196A (zh) | 2001-02-14 |
| ATE341812T1 (de) | 2006-10-15 |
| AU751134B2 (en) | 2002-08-08 |
| EP1044449A1 (en) | 2000-10-18 |
| US6560176B1 (en) | 2003-05-06 |
| GB2347781B (en) | 2002-05-08 |
| AU1773499A (en) | 1999-07-26 |
| GB2347781A (en) | 2000-09-13 |
| CA2316959A1 (en) | 1999-07-15 |
| DE69836100D1 (de) | 2006-11-16 |
| KR20010024831A (ko) | 2001-03-26 |
| KR100707541B1 (ko) | 2007-04-13 |
| NZ505221A (en) | 2003-02-28 |
| CN1209749C (zh) | 2005-07-06 |
| JP2002501272A (ja) | 2002-01-15 |
| GB0015705D0 (en) | 2000-08-16 |
| EP1044449B1 (en) | 2006-10-04 |
| WO1999035641A1 (en) | 1999-07-15 |
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| US6928040B2 (en) | Identifying copy protected optical compact discs | |
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| JPH11126425A (ja) | 光ディスク装置、光ディスクの再生方法及び光ディスク | |
| CA2604169C (en) | Method for incorporating identifying error information into a data carrying disc | |
| JPH10105976A (ja) | 光ディスク再生装置 | |
| WO2003015088A1 (en) | Method of authenticating cds | |
| JP2003077227A (ja) | 記録媒体、ディスク記録装置および方法、並びにディスク再生装置および方法 | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20171222 |