AR041014A1 - Portador de grabacion que posee un area de memoria de programa, metodo para acceder a dicha area, metodo de grabacion sobre el mismo, accionador para los datos almacenados y dispositivo grabador para grabar datos en dicho portador de grabacion - Google Patents

Portador de grabacion que posee un area de memoria de programa, metodo para acceder a dicha area, metodo de grabacion sobre el mismo, accionador para los datos almacenados y dispositivo grabador para grabar datos en dicho portador de grabacion

Info

Publication number
AR041014A1
AR041014A1 ARP030102995A ARP030102995A AR041014A1 AR 041014 A1 AR041014 A1 AR 041014A1 AR P030102995 A ARP030102995 A AR P030102995A AR P030102995 A ARP030102995 A AR P030102995A AR 041014 A1 AR041014 A1 AR 041014A1
Authority
AR
Argentina
Prior art keywords
recording
area
data
actuator
carrier
Prior art date
Application number
ARP030102995A
Other languages
English (en)
Inventor
Gerrit Jan Scholl
Petrus Henricus Cornelius Bentvelsen
Wihelmus Fransiscus Johannes Fontijn
Original Assignee
Philips Nv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Publication of AR041014A1 publication Critical patent/AR041014A1/es

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • 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
    • 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
    • G11B20/0021—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
    • 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
    • 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
    • G11B20/00369—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 a first key, which is usually stored on a hidden channel, e.g. in the lead-in of a BD-R, unlocks a key locker containing a second
    • 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
    • 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
    • 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
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Technology Law (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)

Abstract

La presente se relaciona con un portador de grabación, en particular un disco óptico re-escribible o grabable, teniendo un área de memoria de programa para almacenar datos administrativos, un área de entrada, un área programa para almacenar datos del usuario y un área de salida. Para permitir que un accionador acceda a los datos de administración de derechos digitales que se encuentran almacenados en el área de programa, comprendiendo por ejemplo, derechos de uso y claves criptográficas, se propone, de acuerdo con la presente que el grabador también comprenda: una entrada de puntero DRM (ALP) comprendiendo el punto de entrada para dichos datos de administración de derechos digitales son almacenados en el área de programa después de dichos datos de administración de derechos digitales (DRM); una entrada legible por el accionador comprendiendo una información permitiendo al accionador encontrar dicha entrada de puntero DRM (ALP) y para acceder a dichos datos de administración de derechos digitales (DRM) son almacenados en dicha área de programa o dicha área de memoria de programa.
ARP030102995A 2002-08-29 2003-08-19 Portador de grabacion que posee un area de memoria de programa, metodo para acceder a dicha area, metodo de grabacion sobre el mismo, accionador para los datos almacenados y dispositivo grabador para grabar datos en dicho portador de grabacion AR041014A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1021352 2002-08-29

Publications (1)

Publication Number Publication Date
AR041014A1 true AR041014A1 (es) 2005-04-27

Family

ID=31973730

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP030102995A AR041014A1 (es) 2002-08-29 2003-08-19 Portador de grabacion que posee un area de memoria de programa, metodo para acceder a dicha area, metodo de grabacion sobre el mismo, accionador para los datos almacenados y dispositivo grabador para grabar datos en dicho portador de grabacion

Country Status (16)

Country Link
US (1) US20050246777A1 (es)
EP (1) EP1537573B1 (es)
JP (1) JP2005537599A (es)
KR (1) KR20050059099A (es)
CN (1) CN100401409C (es)
AR (1) AR041014A1 (es)
AT (1) ATE385605T1 (es)
AU (1) AU2003251100A1 (es)
BR (1) BR0306190A (es)
CZ (1) CZ2005125A3 (es)
DE (1) DE60319005T2 (es)
MX (1) MXPA05002164A (es)
PL (1) PL375542A1 (es)
RU (1) RU2005108670A (es)
TW (1) TW200416540A (es)
WO (1) WO2004021345A1 (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040059913A1 (en) * 2002-09-13 2004-03-25 Sun Microsystems, Inc., A Delaware Corporation Accessing for controlled delivery of digital content in a system for digital content access control
US7363651B2 (en) * 2002-09-13 2008-04-22 Sun Microsystems, Inc. System for digital content access control
US20040083370A1 (en) * 2002-09-13 2004-04-29 Sun Microsystems, Inc., A Delaware Corporation Rights maintenance in a rights locker system for digital content access control
US20040054629A1 (en) * 2002-09-13 2004-03-18 Sun Microsystems, Inc., A Delaware Corporation Provisioning for digital content access control
US7240365B2 (en) * 2002-09-13 2007-07-03 Sun Microsystems, Inc. Repositing for digital content access control
US7913312B2 (en) 2002-09-13 2011-03-22 Oracle America, Inc. Embedded content requests in a rights locker system for digital content access control
US7398557B2 (en) * 2002-09-13 2008-07-08 Sun Microsystems, Inc. Accessing in a rights locker system for digital content access control
US7380280B2 (en) * 2002-09-13 2008-05-27 Sun Microsystems, Inc. Rights locker for digital content access control
US20040059939A1 (en) * 2002-09-13 2004-03-25 Sun Microsystems, Inc., A Delaware Corporation Controlled delivery of digital content in a system for digital content access control
US7512972B2 (en) * 2002-09-13 2009-03-31 Sun Microsystems, Inc. Synchronizing for digital content access control
US20040064719A1 (en) * 2002-09-13 2004-04-01 Sun Microsystems, Inc., A Delaware Corporation Accessing for digital content access control
US7680277B2 (en) * 2003-11-12 2010-03-16 Microsoft Corporation Optical media protection methods and apparatuses
EP1692587A1 (en) * 2003-12-04 2006-08-23 Koninklijke Philips Electronics N.V. Connection linked rights protection
JP2008507070A (ja) * 2004-07-15 2008-03-06 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 光媒体におけるｄｒｍデータとｕｄｆとの組み合わせ
US20080123481A1 (en) 2004-10-21 2008-05-29 Koninklijke Philips Electronics, N.V. Method for Saving ther Keylockers on Optical Discs
US20110213971A1 (en) * 2010-03-01 2011-09-01 Nokia Corporation Method and apparatus for providing rights management at file system level
US11681781B2 (en) * 2018-02-21 2023-06-20 Comcast Cable Communications, Llc Systems and methods for content security

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6516064B1 (en) * 1995-07-25 2003-02-04 Sony Corporation Signal recording apparatus, signal record medium and signal reproducing apparatus
US6414925B2 (en) * 1997-11-28 2002-07-02 Junichi Andoh Optical disc drive and method of detecting an end portion of recorded data recorded onto an optical disc loaded in the optical disc drive
US6988206B1 (en) * 1998-10-20 2006-01-17 Macrovision Europe Limited Prevention of CD-audio piracy using sub-code channels
US6425098B1 (en) * 1998-10-20 2002-07-23 Midbar Tech (1998) Ltd. Prevention of disk piracy
US6256738B1 (en) * 1998-10-20 2001-07-03 Midbar Tech (1998) Ltd. CLV carrier copy protection system
WO2001042928A1 (en) * 1999-12-08 2001-06-14 Axis Aktiebolag I/o method and apparatus for optical storage media
US6628602B2 (en) * 2000-07-27 2003-09-30 Victor Company Of Japan Optical information recording medium
KR20020042868A (ko) * 2000-08-16 2002-06-07 요트.게.아. 롤페즈 디지털 저작물의 배포 및 사용을 규제하는 방법 및 장치
JP2002343064A (ja) * 2001-05-17 2002-11-29 Fujitsu Ltd 記録再生装置及び方法
US6952479B2 (en) * 2001-11-27 2005-10-04 Macrovision Europe Limited Dynamic copy protection of optical media

Also Published As

Publication number Publication date
BR0306190A (pt) 2004-10-19
CN100401409C (zh) 2008-07-09
AU2003251100A1 (en) 2004-03-19
CZ2005125A3 (cs) 2005-05-18
CN1679101A (zh) 2005-10-05
EP1537573A1 (en) 2005-06-08
JP2005537599A (ja) 2005-12-08
WO2004021345A1 (en) 2004-03-11
US20050246777A1 (en) 2005-11-03
DE60319005T2 (de) 2009-01-22
MXPA05002164A (es) 2005-06-06
DE60319005D1 (de) 2008-03-20
RU2005108670A (ru) 2005-09-10
PL375542A1 (en) 2005-11-28
KR20050059099A (ko) 2005-06-17
EP1537573B1 (en) 2008-02-06
TW200416540A (en) 2004-09-01
ATE385605T1 (de) 2008-02-15

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