DE69834969D1 - System für elektronische Wasserzeichen - Google Patents

System für elektronische Wasserzeichen

Info

Publication number
DE69834969D1
DE69834969D1 DE69834969T DE69834969T DE69834969D1 DE 69834969 D1 DE69834969 D1 DE 69834969D1 DE 69834969 T DE69834969 T DE 69834969T DE 69834969 T DE69834969 T DE 69834969T DE 69834969 D1 DE69834969 D1 DE 69834969D1
Authority
DE
Germany
Prior art keywords
electronic watermarks
watermarks
electronic
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
Application number
DE69834969T
Other languages
English (en)
Other versions
DE69834969T2 (de
Inventor
Hirotaka Nakano
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69834969D1 publication Critical patent/DE69834969D1/de
Publication of DE69834969T2 publication Critical patent/DE69834969T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B20/0021—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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • 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
    • G11B20/0021—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
    • G11B20/00485—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
    • G11B20/00557—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein further management data is encrypted, e.g. sector headers, TOC or the lead-in or lead-out areas
    • 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
    • G11B20/00855—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a step of exchanging information with 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
    • G11B20/00884—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/32154—Transform domain methods
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/32154—Transform domain methods
    • H04N1/32165—Transform domain methods using cosine transforms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/32267—Methods relating to embedding, encoding, decoding, detection or retrieval operations combined with processing of the image
    • H04N1/32277—Compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
    • H04N21/23892—Multiplex stream processing, e.g. multiplex stream encrypting involving embedding information at multiplex stream level, e.g. embedding a watermark at packet level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8358—Generation of protective data, e.g. certificates involving watermark
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0052—Embedding of the watermark in the frequency domain
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0065—Extraction of an embedded watermark; Reliable detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
    • H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
    • H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
    • H04N2201/3235—Checking or certification of the authentication information, e.g. by comparison with data stored independently
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3269—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs
    • H04N2201/327—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs which are undetectable to the naked eye, e.g. embedded codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3274—Storage or retrieval of prestored additional information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/781—Television signal recording using magnetic recording on disks or drums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/806—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal
    • H04N9/8063—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal using time division multiplex of the PCM audio and PCM video signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
DE1998634969 1997-02-12 1998-02-12 System für elektronische Wasserzeichen Expired - Lifetime DE69834969T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2781597 1997-02-12
JP2781597A JP3349910B2 (ja) 1997-02-12 1997-02-12 画像データエンコードシステム

Publications (2)

Publication Number Publication Date
DE69834969D1 true DE69834969D1 (de) 2006-08-03
DE69834969T2 DE69834969T2 (de) 2007-02-15

Family

ID=12231473

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1998634969 Expired - Lifetime DE69834969T2 (de) 1997-02-12 1998-02-12 System für elektronische Wasserzeichen
DE1998636699 Expired - Lifetime DE69836699T2 (de) 1997-02-12 1998-02-12 System für elektronische wasserzeichen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1998636699 Expired - Lifetime DE69836699T2 (de) 1997-02-12 1998-02-12 System für elektronische wasserzeichen

Country Status (7)

Country Link
US (1) US6421450B2 (de)
EP (3) EP1628462A3 (de)
JP (1) JP3349910B2 (de)
KR (1) KR100323321B1 (de)
CA (1) CA2229395C (de)
DE (2) DE69834969T2 (de)
SG (1) SG86997A1 (de)

Families Citing this family (104)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7562392B1 (en) * 1999-05-19 2009-07-14 Digimarc Corporation Methods of interacting with audio and ambient music
US7095871B2 (en) * 1995-07-27 2006-08-22 Digimarc Corporation Digital asset management and linking media signals with related data using watermarks
US8180844B1 (en) * 2000-03-18 2012-05-15 Digimarc Corporation System for linking from objects to remote resources
AUPO521897A0 (en) * 1997-02-20 1997-04-11 Telstra R & D Management Pty Ltd Invisible digital watermarks
US6131162A (en) 1997-06-05 2000-10-10 Hitachi Ltd. Digital data authentication method
JP3890737B2 (ja) * 1998-04-14 2007-03-07 株式会社日立製作所 ディジタル映像信号または音声信号の再生装置及び再生方法
US7602940B2 (en) 1998-04-16 2009-10-13 Digimarc Corporation Steganographic data hiding using a device clock
TW395133B (en) * 1998-07-15 2000-06-21 Koninkl Philips Electronics Nv Detection of a watermark in a compressed video signal
US6530021B1 (en) 1998-07-20 2003-03-04 Koninklijke Philips Electronics N.V. Method and system for preventing unauthorized playback of broadcasted digital data streams
JP2000078125A (ja) * 1998-08-28 2000-03-14 Hitachi Ltd 認証可能な電子データの生成方法
FR2783658B1 (fr) * 1998-09-23 2000-10-13 Thomson Multimedia Sa Protection contre la copie de donnees numeriques stockees sur un support d'informations
US7197156B1 (en) 1998-09-25 2007-03-27 Digimarc Corporation Method and apparatus for embedding auxiliary information within original data
US7373513B2 (en) * 1998-09-25 2008-05-13 Digimarc Corporation Transmarking of multimedia signals
US7532740B2 (en) 1998-09-25 2009-05-12 Digimarc Corporation Method and apparatus for embedding auxiliary information within original data
DE19847943A1 (de) 1998-10-09 2000-04-13 Deutsche Telekom Ag Verfahren zum Generieren von digitalen Wasserzeichen für elekronische Dokumente
JP2000152148A (ja) 1998-11-13 2000-05-30 Hitachi Ltd 電子カメラ
CA2260094C (en) 1999-01-19 2002-10-01 Nec Corporation A method for inserting and detecting electronic watermark data into a digital image and a device for the same
EP1028585A1 (de) * 1999-01-21 2000-08-16 Nec Corporation Methode und Gerät zum Einlegen und Aufspüren von elektronischen Wasserzeichen in einem digitalen Bild
JP2000251395A (ja) 1999-02-26 2000-09-14 Matsushita Electric Ind Co Ltd 記録媒体、記録装置及び再生装置
GB2349536B (en) * 1999-03-23 2003-03-12 Ibm Motion picture electronic watermark system
US7185201B2 (en) * 1999-05-19 2007-02-27 Digimarc Corporation Content identifiers triggering corresponding responses
EP1208499A4 (de) * 1999-05-19 2007-11-07 Digimarc Corp Verfahren und systemmit digitalen wasserzeichen in music and other media.
US7206820B1 (en) * 2000-03-18 2007-04-17 Digimarc Corporation System for linking from object to remote resource
JP2001061052A (ja) * 1999-08-20 2001-03-06 Nec Corp 電子すかしデータ挿入方法及びその装置と電子すかしデータ検出装置
EP1098522A1 (de) * 1999-11-05 2001-05-09 Sony United Kingdom Limited Verfahren und Vorrichtung zur identifizierung eines Digitalsignals mit eines Wasserzeichen
SG97823A1 (en) * 1999-12-14 2003-08-20 Kent Ridge Digital Labs A system for proving an unobstrusive watermark in a secure document
WO2001052178A1 (en) 2000-01-13 2001-07-19 Digimarc Corporation Authenticating metadata and embedding metadata in watermarks of media signals
US6647126B1 (en) * 2000-01-28 2003-11-11 Eastman Kodak Company Authorizing the production of visual images from digital images
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
US8355525B2 (en) 2000-02-14 2013-01-15 Digimarc Corporation Parallel processing of digital watermarking operations
US6834308B1 (en) 2000-02-17 2004-12-21 Audible Magic Corporation Method and apparatus for identifying media content presented on a media playing device
US6711674B1 (en) * 2000-02-24 2004-03-23 Xilinx, Inc. Method of watermarking configuration data in an FPGA by embedding the watermark corresponding to a macro obtained upon encountering a first watermark tag from the macro
US7127744B2 (en) 2000-03-10 2006-10-24 Digimarc Corporation Method and apparatus to protect media existing in an insecure format
KR100739031B1 (ko) * 2000-03-27 2007-07-25 주식회사 큐론 멀티미디어 검색시스템에서 ｍｐｅｇ－７ 표준 메타데이터의 은닉 및 검출 방법과 이를 이용한 멀티미디어 데이터의 검색 방법
GB0029855D0 (en) 2000-04-05 2001-01-24 Sony Uk Ltd Embedding data in material and removing the embedded data
JP4554771B2 (ja) * 2000-06-20 2010-09-29 パナソニック株式会社 正当性認証システム、個人証発行システム及び個人証
US7062528B2 (en) * 2000-07-14 2006-06-13 Sony Corporation Method and system for identifying a time specific event
US20020010652A1 (en) * 2000-07-14 2002-01-24 Sony Corporation Vendor ID tracking for e-marker
JP2002092682A (ja) * 2000-08-30 2002-03-29 Internatl Business Mach Corp <Ibm> 透かし検出方法およびシステム
TW538636B (en) 2000-09-01 2003-06-21 Matsushita Electric Ind Co Ltd Reproduction equipment, reproduction equipment specifying equipment, reproduction equipment specifying system and methods and recording media for said equipment and system
US8594364B2 (en) * 2000-11-02 2013-11-26 Digimarc Corporation Batch identifier registration and embedding in media signals
US7562012B1 (en) 2000-11-03 2009-07-14 Audible Magic Corporation Method and apparatus for creating a unique audio signature
US9363409B2 (en) * 2001-03-05 2016-06-07 Digimarc Corporation Image management system and methods using digital watermarks
US7111169B2 (en) * 2001-03-29 2006-09-19 Intel Corporation Method and apparatus for content protection across a source-to-destination interface
WO2002082271A1 (en) * 2001-04-05 2002-10-17 Audible Magic Corporation Copyright detection and protection system and method
US20020145589A1 (en) * 2001-04-06 2002-10-10 Sony Corporation Of Japan User interface for an e-marker
EP1260898A1 (de) * 2001-05-23 2002-11-27 Koninklijke KPN N.V. Verfahren zur Beglaubigung von Datein
US7263202B2 (en) * 2001-07-05 2007-08-28 Digimarc Corporation Watermarking to control video recording
US8122465B2 (en) 2001-07-05 2012-02-21 Digimarc Corporation Watermarking to set video usage permissions
US7529659B2 (en) 2005-09-28 2009-05-05 Audible Magic Corporation Method and apparatus for identifying an unknown work
US8972481B2 (en) 2001-07-20 2015-03-03 Audible Magic, Inc. Playlist generation method and apparatus
US7877438B2 (en) 2001-07-20 2011-01-25 Audible Magic Corporation Method and apparatus for identifying new media content
US7124442B2 (en) 2001-07-25 2006-10-17 440 Pammel, Inc. System and method for insertion and retrieval of microthreads in transmitted data
US20030036352A1 (en) * 2001-08-17 2003-02-20 Sony Corporation Embedded e-marker and communication system
US20030034956A1 (en) * 2001-08-17 2003-02-20 Yuichiro Deguchi Virtual e-marker
US7107234B2 (en) * 2001-08-17 2006-09-12 Sony Corporation Electronic music marker device delayed notification
US7127454B2 (en) 2001-08-17 2006-10-24 Sony Corporation E-marker find music
US20030110133A1 (en) * 2001-12-07 2003-06-12 Maritzen L. Michael Automated digital rights management and payment system with embedded content
US20030131350A1 (en) 2002-01-08 2003-07-10 Peiffer John C. Method and apparatus for identifying a digital audio signal
US7606364B1 (en) 2002-04-23 2009-10-20 Seagate Technology Llc Disk drive with flexible data stream encryption
US8166302B1 (en) * 2002-04-23 2012-04-24 Seagate Technology Llc Storage device with traceable watermarked content
US7519819B2 (en) * 2002-05-29 2009-04-14 Digimarc Corporatino Layered security in digital watermarking
US20040002938A1 (en) * 2002-06-28 2004-01-01 Sony Corporation And Sony Electronics Inc. Device and method for exchanging information
US6972698B2 (en) 2002-06-28 2005-12-06 Sony Corporation GPS e-marker
US6996251B2 (en) 2002-09-30 2006-02-07 Myport Technologies, Inc. Forensic communication apparatus and method
US7778438B2 (en) 2002-09-30 2010-08-17 Myport Technologies, Inc. Method for multi-media recognition, data conversion, creation of metatags, storage and search retrieval
US10721066B2 (en) 2002-09-30 2020-07-21 Myport Ip, Inc. Method for voice assistant, location tagging, multi-media capture, transmission, speech to text conversion, photo/video image/object recognition, creation of searchable metatags/contextual tags, storage and search retrieval
US8332326B2 (en) 2003-02-01 2012-12-11 Audible Magic Corporation Method and apparatus to identify a work received by a processing system
JP4370800B2 (ja) * 2003-04-21 2009-11-25 ヤマハ株式会社 音楽コンテンツ利用装置及びプログラム
US20070174471A1 (en) * 2003-04-30 2007-07-26 Cedric Van Rossum Secure, continous, proxy-optimized, device-to-device data download reception system and method of use
US7460684B2 (en) 2003-06-13 2008-12-02 Nielsen Media Research, Inc. Method and apparatus for embedding watermarks
US7706574B1 (en) * 2003-11-06 2010-04-27 Admitone Security, Inc. Identifying and protecting composed and transmitted messages utilizing keystroke dynamics
GB2408873A (en) * 2003-12-01 2005-06-08 Sony Uk Ltd Generating marked material by introducing code words
CA2562137C (en) 2004-04-07 2012-11-27 Nielsen Media Research, Inc. Data insertion apparatus and methods for use with compressed audio/video data
WO2005117012A1 (ja) * 2004-05-27 2005-12-08 Matsushita Electric Industrial Co., Ltd. 再生方法および再生装置
MX2007000076A (es) 2004-07-02 2007-03-28 Nielsen Media Res Inc Metodos y aparatos para mezclar corrientes comprimidas de bits digitales.
US8130746B2 (en) 2004-07-28 2012-03-06 Audible Magic Corporation System for distributing decoy content in a peer to peer network
US7519823B1 (en) * 2004-08-12 2009-04-14 Xilinx, Inc. Concealed, non-intrusive watermarks for configuration bitstreams
US7406673B1 (en) 2004-08-12 2008-07-29 Xilinx, Inc. Method and system for identifying essential configuration bits
JP2006079448A (ja) * 2004-09-10 2006-03-23 Konica Minolta Business Technologies Inc データ管理方法、データ管理装置およびデータ管理サーバ
US7620819B2 (en) * 2004-10-04 2009-11-17 The Penn State Research Foundation System and method for classifying regions of keystroke density with a neural network
US8566858B2 (en) 2005-09-20 2013-10-22 Forefront Assets Limited Liability Company Method, system and program product for broadcast error protection of content elements utilizing digital artifacts
US8966517B2 (en) 2005-09-20 2015-02-24 Forefront Assets Limited Liability Company Method, system and program product for broadcast operations utilizing internet protocol and digital artifacts
US8566857B2 (en) 2005-09-20 2013-10-22 Forefront Assets Limited Liability Company Method, system and program product for broadcast advertising and other broadcast content performance verification utilizing digital artifacts
WO2007035817A2 (en) 2005-09-20 2007-03-29 Celodata, Inc. A method, system and program product for the insertion and retrieval of identifying artifacts in transmitted lossy and lossless data
US20070147656A1 (en) * 2005-12-22 2007-06-28 James Browning Method and system to provide support for digital watermarks in a database
US8020005B2 (en) * 2005-12-23 2011-09-13 Scout Analytics, Inc. Method and apparatus for multi-model hybrid comparison system
US20070198712A1 (en) * 2006-02-07 2007-08-23 Biopassword, Inc. Method and apparatus for biometric security over a distributed network
US7526412B2 (en) * 2006-03-31 2009-04-28 Biopassword, Inc. Method and apparatus for multi-distant weighted scoring system
US20070233667A1 (en) * 2006-04-01 2007-10-04 Biopassword, Llc Method and apparatus for sample categorization
GB2438904A (en) * 2006-06-06 2007-12-12 Sony Uk Ltd Generation of code words for image watermarking
US20070300077A1 (en) * 2006-06-26 2007-12-27 Seshadri Mani Method and apparatus for biometric verification of secondary authentications
US8917899B2 (en) * 2006-10-10 2014-12-23 Texas Instruments Incorporated Methods and systems for watermarking digital media
WO2008045950A2 (en) 2006-10-11 2008-04-17 Nielsen Media Research, Inc. Methods and apparatus for embedding codes in compressed audio data streams
US8006314B2 (en) 2007-07-27 2011-08-23 Audible Magic Corporation System for identifying content of digital data
US20090076904A1 (en) * 2007-09-17 2009-03-19 Frank David Serena Embedding digital values for digital exchange
US8332932B2 (en) * 2007-12-07 2012-12-11 Scout Analytics, Inc. Keystroke dynamics authentication techniques
US8199651B1 (en) 2009-03-16 2012-06-12 Audible Magic Corporation Method and system for modifying communication flows at a port level
US9767822B2 (en) * 2011-02-07 2017-09-19 Qualcomm Incorporated Devices for encoding and decoding a watermarked signal
JP5814591B2 (ja) * 2011-04-11 2015-11-17 キヤノン株式会社 画像形成装置及び画像形成方法
US9081778B2 (en) 2012-09-25 2015-07-14 Audible Magic Corporation Using digital fingerprints to associate data with a work
KR102337673B1 (ko) 2020-07-16 2021-12-09 (주)휴먼스케이프 데이터 열람 검증 시스템 및 그 방법
KR102337677B1 (ko) 2020-07-16 2021-12-09 (주)휴먼스케이프 디지털 검증 지문 삽입 시스템 및 그 방법
CN115499554A (zh) * 2022-07-29 2022-12-20 江苏羽驰区块链科技研究院有限公司 一种基于区块链的可信文本版权证明方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69121444T2 (de) * 1990-03-29 1997-03-13 Gte Laboratories Inc Überwachungssystem für die Übertragung von Videosignalen
US5291598A (en) * 1992-04-07 1994-03-01 Gregory Grundy Method and system for decentralized manufacture of copy-controlled software
US5659613A (en) * 1994-06-29 1997-08-19 Macrovision Corporation Method and apparatus for copy protection for various recording media using a video finger print
US5748735A (en) * 1994-07-18 1998-05-05 Bell Atlantic Network Services, Inc. Securing E-mail communications and encrypted file storage using yaksha split private key asymmetric cryptography
US5719938A (en) * 1994-08-01 1998-02-17 Lucent Technologies Inc. Methods for providing secure access to shared information
US6002772A (en) * 1995-09-29 1999-12-14 Mitsubishi Corporation Data management system
US5530759A (en) 1995-02-01 1996-06-25 International Business Machines Corporation Color correct digital watermarking of images
WO1997014087A1 (en) * 1995-10-13 1997-04-17 Trustees Of Dartmouth College System and methods for managing digital creative works
US5949885A (en) * 1996-03-12 1999-09-07 Leighton; F. Thomson Method for protecting content using watermarking
US5933620A (en) * 1996-03-28 1999-08-03 Advanced Micro Devices, Inc. Method and apparatus for serializing microprocessor identification numbers
US5805699A (en) * 1996-05-20 1998-09-08 Fujitsu Limited Software copying system
US5848155A (en) * 1996-09-04 1998-12-08 Nec Research Institute, Inc. Spread spectrum watermark for embedded signalling
US5915027A (en) * 1996-11-05 1999-06-22 Nec Research Institute Digital watermarking
US5875249A (en) * 1997-01-08 1999-02-23 International Business Machines Corporation Invisible image watermark for image verification

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EP1515534A3 (de) 2005-04-06
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KR19980071269A (ko) 1998-10-26
EP0859503A2 (de) 1998-08-19
US6421450B2 (en) 2002-07-16
EP0859503B1 (de) 2006-06-21
DE69836699D1 (de) 2007-02-01
CA2229395A1 (en) 1998-08-12
CA2229395C (en) 2001-10-30
DE69836699T2 (de) 2007-10-04
JPH10224793A (ja) 1998-08-21
EP1515534A2 (de) 2005-03-16
KR100323321B1 (ko) 2002-06-22
SG86997A1 (en) 2002-03-19
JP3349910B2 (ja) 2002-11-25
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US20010040977A1 (en) 2001-11-15
EP0859503A3 (de) 1999-12-22

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