CA2369082A1 - Protecting content from illicit reproduction by proof of existence of a complete data set - Google Patents

Protecting content from illicit reproduction by proof of existence of a complete data set Download PDF

Info

Publication number
CA2369082A1
CA2369082A1 CA002369082A CA2369082A CA2369082A1 CA 2369082 A1 CA2369082 A1 CA 2369082A1 CA 002369082 A CA002369082 A CA 002369082A CA 2369082 A CA2369082 A CA 2369082A CA 2369082 A1 CA2369082 A1 CA 2369082A1
Authority
CA
Canada
Prior art keywords
data
entirety
item
data set
watermark
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.)
Abandoned
Application number
CA002369082A
Other languages
English (en)
French (fr)
Inventor
Michael A. Epstein
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2369082A1 publication Critical patent/CA2369082A1/en
Abandoned legal-status Critical Current

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
CA002369082A 2000-02-01 2001-01-30 Protecting content from illicit reproduction by proof of existence of a complete data set Abandoned CA2369082A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US17895500P 2000-02-01 2000-02-01
US60/178,955 2000-02-01
US53781500A 2000-03-28 2000-03-28
US09/537,815 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 (1)

Publication Number Publication Date
CA2369082A1 true CA2369082A1 (en) 2001-08-09

Family

ID=26874847

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002369082A Abandoned CA2369082A1 (en) 2000-02-01 2001-01-30 Protecting content from illicit reproduction by proof of existence of a complete data set

Country Status (14)

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

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
JP2006524358A (ja) * 2003-04-08 2006-10-26 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 埋め込みデータチャンネルに関係する脆弱オーディオ透かし
CN106250729B (zh) * 2016-08-01 2020-05-26 腾讯科技（深圳）有限公司 一种歌曲数据处理方法及其设备

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
KR100573627B1 (ko) * 1997-01-27 2006-11-10 코닌클리케 필립스 일렉트로닉스 엔.브이. 기록된신호의복사방지용시스템
KR20000064791A (ko) * 1997-01-27 2000-11-06 엠. 제이. 엠. 반 캄 콘텐트 정보 및 그것과 관련된 추가정보를전송하는 방법 및 시스템
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
CN1153456C (zh) * 1998-03-04 2004-06-09 皇家菲利浦电子有限公司 水印检测的方法和设备
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 (ja) * 1999-08-30 2001-03-16 Sony Corp 記録装置および方法、並びに記録媒体
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 (zh) * 2000-02-07 2005-08-10 皇家菲利浦电子有限公司 阻止盗窃内容材料的方法、解码方法、编码器和解码器

Also Published As

Publication number Publication date
UA70360A (uk) 2004-10-15
CN1539142A (zh) 2004-10-20
AU4411601A (en) 2001-08-14
NO20014737L (no) 2001-11-30
NO20014737D0 (no) 2001-09-28
EP1314156A2 (en) 2003-05-28
BR0104299A (pt) 2002-01-08
AU784650B2 (en) 2006-05-18
KR20020006693A (ko) 2002-01-24
WO2001057869A3 (en) 2003-03-13
PL364770A1 (en) 2004-12-13
JP2003529790A (ja) 2003-10-07
EA200101034A1 (ru) 2003-06-26
CZ20013509A3 (cs) 2002-03-13
CN100335984C (zh) 2007-09-05
IL145662A0 (en) 2002-06-30
EA005605B1 (ru) 2005-04-28
KR100753969B1 (ko) 2007-08-31
WO2001057869A2 (en) 2001-08-09
UA70360C2 (uk) 2004-10-15

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Legal Events

Date Code Title Description
FZDE Discontinued