DE69940281D1 - Digitale Datenaufzeichnungsvorrichtung und Verfahren zum Urheberrechteschutz und zur leichteren Wiedergabe von verschlüsselten Daten und rechnerlesbares Aufzeichnungsmedium zur Programmaufzeichnung - Google Patents
Digitale Datenaufzeichnungsvorrichtung und Verfahren zum Urheberrechteschutz und zur leichteren Wiedergabe von verschlüsselten Daten und rechnerlesbares Aufzeichnungsmedium zur ProgrammaufzeichnungInfo
- Publication number
- DE69940281D1 DE69940281D1 DE69940281T DE69940281T DE69940281D1 DE 69940281 D1 DE69940281 D1 DE 69940281D1 DE 69940281 T DE69940281 T DE 69940281T DE 69940281 T DE69940281 T DE 69940281T DE 69940281 D1 DE69940281 D1 DE 69940281D1
- Authority
- DE
- Germany
- Prior art keywords
- computer readable
- copyright protection
- recording
- digital data
- encrypted data
- 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 - Lifetime
Links
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
- G11B20/0021—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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20696798 | 1998-07-22 | ||
JP28983198 | 1998-10-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69940281D1 true DE69940281D1 (de) | 2009-02-26 |
Family
ID=26515986
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69940281T Expired - Lifetime DE69940281D1 (de) | 1998-07-22 | 1999-07-21 | Digitale Datenaufzeichnungsvorrichtung und Verfahren zum Urheberrechteschutz und zur leichteren Wiedergabe von verschlüsselten Daten und rechnerlesbares Aufzeichnungsmedium zur Programmaufzeichnung |
DE69911161T Expired - Lifetime 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 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69911161T Expired - Lifetime 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 |
Country Status (9)
Country | Link |
---|---|
US (4) | US6834348B1 (de) |
EP (3) | EP1018733B1 (de) |
JP (1) | JP4574686B2 (de) |
KR (1) | KR100559688B1 (de) |
CN (2) | CN1143195C (de) |
AU (1) | AU763294B2 (de) |
DE (2) | DE69940281D1 (de) |
MY (1) | MY125288A (de) |
WO (1) | WO2000005716A1 (de) |
Families Citing this family (142)
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US7436957B1 (en) * | 1998-08-27 | 2008-10-14 | Fischer Addison M | Audio cassette emulator with cryptographic media distribution control |
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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 |
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- 1999-07-21 WO PCT/JP1999/003887 patent/WO2000005716A1/ja active IP Right Grant
- 1999-07-21 KR KR1020007003022A patent/KR100559688B1/ko not_active IP Right Cessation
- 1999-07-21 CN CNB99801186XA patent/CN1143195C/zh not_active Expired - Lifetime
- 1999-07-21 CN CNB2004100033389A patent/CN100401272C/zh not_active Expired - Lifetime
- 1999-07-21 EP EP03012252A patent/EP1363282B1/de not_active Expired - Lifetime
- 1999-07-21 DE DE69940281T patent/DE69940281D1/de not_active Expired - Lifetime
- 1999-07-21 DE DE69911161T patent/DE69911161T2/de not_active Expired - Lifetime
- 1999-07-21 EP EP08020540.4A patent/EP2034479B1/de not_active Expired - Lifetime
- 1999-07-22 US US09/358,820 patent/US6834348B1/en not_active Expired - Lifetime
- 1999-07-22 MY MYPI99003094A patent/MY125288A/en unknown
-
2004
- 2004-08-12 US US10/916,523 patent/US7380139B2/en not_active Expired - Lifetime
-
2008
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2010
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Also Published As
Publication number | Publication date |
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EP2034479B1 (de) | 2016-01-13 |
EP2034479A3 (de) | 2012-03-14 |
MY125288A (en) | 2006-07-31 |
CN1560849A (zh) | 2005-01-05 |
CN1143195C (zh) | 2004-03-24 |
EP1018733A1 (de) | 2000-07-12 |
JP4574686B2 (ja) | 2010-11-04 |
US6834348B1 (en) | 2004-12-21 |
US8261056B2 (en) | 2012-09-04 |
AU4797699A (en) | 2000-02-14 |
EP1018733B1 (de) | 2003-09-10 |
EP1363282B1 (de) | 2009-01-07 |
US7805617B2 (en) | 2010-09-28 |
US20050010795A1 (en) | 2005-01-13 |
EP2034479A2 (de) | 2009-03-11 |
CN100401272C (zh) | 2008-07-09 |
KR100559688B1 (ko) | 2006-03-10 |
KR20010024216A (ko) | 2001-03-26 |
EP1363282A3 (de) | 2004-09-22 |
WO2000005716A1 (fr) | 2000-02-03 |
DE69911161T2 (de) | 2004-04-08 |
US7380139B2 (en) | 2008-05-27 |
EP1363282A2 (de) | 2003-11-19 |
DE69911161D1 (de) | 2003-10-16 |
US20100313010A1 (en) | 2010-12-09 |
AU763294B2 (en) | 2003-07-17 |
CN1274461A (zh) | 2000-11-22 |
EP1018733A4 (de) | 2001-12-19 |
US20080276101A1 (en) | 2008-11-06 |
JP2008192282A (ja) | 2008-08-21 |
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