NO20014737L - Protection of content against illegal reproduction by proof of existence of a complete data set - Google Patents

Protection of content against illegal reproduction by proof of existence of a complete data set

Info

Publication number
NO20014737L
NO20014737L NO20014737A NO20014737A NO20014737L NO 20014737 L NO20014737 L NO 20014737L NO 20014737 A NO20014737 A NO 20014737A NO 20014737 A NO20014737 A NO 20014737A NO 20014737 L NO20014737 L NO 20014737L
Authority
NO
Norway
Prior art keywords
existence
proof
protection
data set
complete data
Prior art date
Application number
NO20014737A
Other languages
Norwegian (no)
Other versions
NO20014737D0 (en
Inventor
Michael A Epstein
Original Assignee
Koninkl Philips Electronics 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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of NO20014737D0 publication Critical patent/NO20014737D0/en
Publication of NO20014737L publication Critical patent/NO20014737L/en

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
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
    • G11B20/00898—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm based on a hash function
    • 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
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
    • 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
    • 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
NO20014737A 2000-02-01 2001-09-28 Protection of content against illegal reproduction by proof of existence of a complete data set NO20014737L (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17895500P 2000-02-01 2000-02-01
US53781500A 2000-03-28 2000-03-28
PCT/EP2001/000979 WO2001057869A2 (en) 2000-02-01 2001-01-30 Protecting content from illicit reproduction by proof of existence of a complete data set

Publications (2)

Publication Number Publication Date
NO20014737D0 NO20014737D0 (en) 2001-09-28
NO20014737L true NO20014737L (en) 2001-11-30

Family

ID=26874847

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20014737A NO20014737L (en) 2000-02-01 2001-09-28 Protection of content against illegal reproduction by proof of existence of a complete data set

Country Status (14)

Country Link
EP (1) EP1314156A2 (en)
JP (1) JP2003529790A (en)
KR (1) KR100753969B1 (en)
CN (1) CN100335984C (en)
AU (1) AU784650B2 (en)
BR (1) BR0104299A (en)
CA (1) CA2369082A1 (en)
CZ (1) CZ20013509A3 (en)
EA (1) EA005605B1 (en)
IL (1) IL145662A0 (en)
NO (1) NO20014737L (en)
PL (1) PL364770A1 (en)
UA (1) UA70360C2 (en)
WO (1) WO2001057869A2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7228425B1 (en) 2000-02-07 2007-06-05 Koninklijke Philips Electronics N. V. Protecting content from illicit reproduction by proof of existence of a complete data set via self-referencing sections
GB0110132D0 (en) * 2001-04-25 2001-06-20 Central Research Lab Ltd System to detect compression of audio signals
US7194617B2 (en) * 2001-11-05 2007-03-20 Koninklijke Philips Electronics N.V. Method and apparatus to prevent the unauthorized copying of digital information
WO2003075272A2 (en) * 2002-03-06 2003-09-12 Koninklijke Philips Electronics N.V. Double watermarks
AU2003216669A1 (en) * 2002-05-10 2003-11-11 Koninklijke Philips Electronics N.V. Watermark embedding and retrieval
US8024808B1 (en) * 2002-08-07 2011-09-20 Cisco Technology, Inc. Arrangement for controlling content distribution by dynamically controlling bandwidth for transfer of the content based on content authorization
KR20050118230A (en) * 2003-04-08 2005-12-15 코닌클리케 필립스 일렉트로닉스 엔.브이. Fragile audio watermark related to a buried data channel
CN106250729B (en) * 2016-08-01 2020-05-26 腾讯科技（深圳）有限公司 Song data processing method and equipment thereof

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6449377B1 (en) * 1995-05-08 2002-09-10 Digimarc Corporation Methods and systems for watermark processing of line art images
US5611066A (en) * 1994-02-28 1997-03-11 Data/Ware Development, Inc. System for creating related sets via once caching common file with each unique control file associated within the set to create a unique record image
US5946396A (en) * 1996-10-25 1999-08-31 Intel Corporation System and method for ensuring integrity of audio
US5915027A (en) * 1996-11-05 1999-06-22 Nec Research Institute Digital watermarking
WO1998033176A2 (en) * 1997-01-27 1998-07-30 Koninklijke Philips Electronics N.V. System for copy protection of recorded signals
DE69807807T2 (en) * 1997-01-27 2003-05-28 Koninkl Philips Electronics Nv METHOD AND DEVICE FOR TRANSMITTING CONTENT INFORMATION AND RELATED ADDITIONAL INFORMATION
US6185312B1 (en) * 1997-01-28 2001-02-06 Nippon Telegraph And Telephone Corporation Method for embedding and reading watermark-information in digital form, and apparatus thereof
JP2001525151A (en) * 1998-03-04 2001-12-04 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 Watermark detection
WO1999053428A1 (en) * 1998-04-16 1999-10-21 Digimarc Corporation Digital watermarking and banknotes
US6389403B1 (en) * 1998-08-13 2002-05-14 International Business Machines Corporation Method and apparatus for uniquely identifying a customer purchase in an electronic distribution system
US6226618B1 (en) * 1998-08-13 2001-05-01 International Business Machines Corporation Electronic content delivery system
GB2364513B (en) * 1998-12-23 2003-04-09 Kent Ridge Digital Labs Method and apparatus for protecting the legitimacy of an article
JP2001067792A (en) * 1999-08-30 2001-03-16 Sony Corp Device and metod for recording and recording medium
TW563037B (en) * 2000-01-20 2003-11-21 Ibm Digital content distribution using web broadcasting services
US6986048B1 (en) * 2000-01-24 2006-01-10 Koninklijke Philips Electronics N.V. Protecting content from illicit reproduction by proof of existence of a complete data set using security identifiers
US7228425B1 (en) * 2000-02-07 2007-06-05 Koninklijke Philips Electronics N. V. Protecting content from illicit reproduction by proof of existence of a complete data set via self-referencing sections
CN1214383C (en) * 2000-02-07 2005-08-10 皇家菲利浦电子有限公司 Protecting content from illicit reproduction

Also Published As

Publication number Publication date
KR20020006693A (en) 2002-01-24
WO2001057869A3 (en) 2003-03-13
EA200101034A1 (en) 2003-06-26
AU4411601A (en) 2001-08-14
WO2001057869A2 (en) 2001-08-09
UA70360A (en) 2004-10-15
AU784650B2 (en) 2006-05-18
NO20014737D0 (en) 2001-09-28
JP2003529790A (en) 2003-10-07
EP1314156A2 (en) 2003-05-28
CZ20013509A3 (en) 2002-03-13
PL364770A1 (en) 2004-12-13
CN100335984C (en) 2007-09-05
BR0104299A (en) 2002-01-08
CA2369082A1 (en) 2001-08-09
IL145662A0 (en) 2002-06-30
UA70360C2 (en) 2004-10-15
KR100753969B1 (en) 2007-08-31
EA005605B1 (en) 2005-04-28
CN1539142A (en) 2004-10-20

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Legal Events

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FC2A Withdrawal, rejection or dismissal of laid open patent application