WO2000005716A1 - Dispositif d'enregistrement de donnees numeriques et procede de protection des droits d'auteur et de reproduction facile de donnees numeriques chiffrees et support d'enregistrement lisible par un ordinateur, conçu pour l'enregistrement de programme - Google Patents
Dispositif d'enregistrement de donnees numeriques et procede de protection des droits d'auteur et de reproduction facile de donnees numeriques chiffrees et support d'enregistrement lisible par un ordinateur, conçu pour l'enregistrement de programme Download PDFInfo
- Publication number
- WO2000005716A1 WO2000005716A1 PCT/JP1999/003887 JP9903887W WO0005716A1 WO 2000005716 A1 WO2000005716 A1 WO 2000005716A1 JP 9903887 W JP9903887 W JP 9903887W WO 0005716 A1 WO0005716 A1 WO 0005716A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- digital data
- unit
- encryption
- recording
- recording medium
- Prior art date
Links
Classifications
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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
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
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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
-
- 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
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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
- G11B20/00115—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers wherein the record carrier stores a unique medium identifier
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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
- G11B20/00188—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised devices recording or reproducing contents to/from a record carrier
- G11B20/00195—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised devices recording or reproducing contents to/from a record carrier using a device identifier associated with the player or recorder, e.g. serial numbers of playback apparatuses or MAC addresses
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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
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
- G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
- G11B20/00224—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is obtained from a remote server
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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
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
- G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
- G11B20/00246—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is obtained from a local device, e.g. device key initially stored by the player or by the recorder
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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
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
- G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
- G11B20/00253—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
- G11B20/00347—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier wherein the medium identifier is used as a key
-
- 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
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
- G11B20/00478—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier wherein contents are decrypted and re-encrypted with a different key when being copied from/to a 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
- G11B20/0071—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a purchase action
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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
- G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
- G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
- G11B20/00753—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags
-
- 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
- G11B20/00876—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy wherein physical copy protection means are attached to the medium, e.g. holograms, sensors, or additional semiconductor circuitry
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
- Storage Device Security (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU47976/99A AU763294B2 (en) | 1998-07-22 | 1999-07-21 | Digital data recording device and method for protecting copyright and easily reproducing encrypted digital data and computer readable recording medium recording program |
DE69911161T DE69911161T2 (de) | 1998-07-22 | 1999-07-21 | Digitale datenaufzeichnungsvorrichtung und verfahren zum urheberrechteschutz und zur leichteren wiedergabe von verschluesselten daten und rechnerlesbares aufzeichnungsmedium zur programmaufzeichnung |
KR1020007003022A KR100559688B1 (ko) | 1998-07-22 | 1999-07-21 | 저작권을 보호하고 기록매체에 기록된 암호화된디지털데이터를 용이하게 재생하는 디지털데이터기록장치와 그 방법 및 그 프로그램을 기록한 컴퓨터판독가능한 기록매체 |
EP99931449A EP1018733B1 (en) | 1998-07-22 | 1999-07-21 | Digital data recording device and method for protecting copyright and easily reproducing encrypted digital data and computer readable recording medium recording program |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20696798 | 1998-07-22 | ||
JP10/206967 | 1998-07-22 | ||
JP10/289831 | 1998-10-12 | ||
JP28983198 | 1998-10-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000005716A1 true WO2000005716A1 (fr) | 2000-02-03 |
Family
ID=26515986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1999/003887 WO2000005716A1 (fr) | 1998-07-22 | 1999-07-21 | Dispositif d'enregistrement de donnees numeriques et procede de protection des droits d'auteur et de reproduction facile de donnees numeriques chiffrees et support d'enregistrement lisible par un ordinateur, conçu pour l'enregistrement de programme |
Country Status (9)
Country | Link |
---|---|
US (4) | US6834348B1 (ja) |
EP (3) | EP1363282B1 (ja) |
JP (1) | JP4574686B2 (ja) |
KR (1) | KR100559688B1 (ja) |
CN (2) | CN1143195C (ja) |
AU (1) | AU763294B2 (ja) |
DE (2) | DE69911161T2 (ja) |
MY (1) | MY125288A (ja) |
WO (1) | WO2000005716A1 (ja) |
Cited By (1)
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EP1154426A2 (en) * | 2000-05-10 | 2001-11-14 | Pioneer Corporation | Copyright protecting method, recording method, recording apparatus, reproduction method and reproduction apparatus |
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Also Published As
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MY125288A (en) | 2006-07-31 |
US8261056B2 (en) | 2012-09-04 |
AU763294B2 (en) | 2003-07-17 |
US7805617B2 (en) | 2010-09-28 |
US20100313010A1 (en) | 2010-12-09 |
EP1363282A2 (en) | 2003-11-19 |
EP2034479A3 (en) | 2012-03-14 |
DE69940281D1 (de) | 2009-02-26 |
CN1560849A (zh) | 2005-01-05 |
EP2034479B1 (en) | 2016-01-13 |
EP1018733A4 (en) | 2001-12-19 |
AU4797699A (en) | 2000-02-14 |
JP4574686B2 (ja) | 2010-11-04 |
CN100401272C (zh) | 2008-07-09 |
US7380139B2 (en) | 2008-05-27 |
DE69911161D1 (de) | 2003-10-16 |
CN1143195C (zh) | 2004-03-24 |
JP2008192282A (ja) | 2008-08-21 |
KR100559688B1 (ko) | 2006-03-10 |
EP1018733A1 (en) | 2000-07-12 |
EP1018733B1 (en) | 2003-09-10 |
US6834348B1 (en) | 2004-12-21 |
KR20010024216A (ko) | 2001-03-26 |
US20080276101A1 (en) | 2008-11-06 |
DE69911161T2 (de) | 2004-04-08 |
CN1274461A (zh) | 2000-11-22 |
EP2034479A2 (en) | 2009-03-11 |
EP1363282B1 (en) | 2009-01-07 |
EP1363282A3 (en) | 2004-09-22 |
US20050010795A1 (en) | 2005-01-13 |
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