BR9904848A - Processos e arranjos para inserir e para detetar dados auxiliares em um sinal de informação, dispositivo para gravar e/ou reproduzir um sinal de informação, sinal de informação com dados auxiliares na forma de uma marca d'água inserida, e, meio de armazenamento - Google Patents

Processos e arranjos para inserir e para detetar dados auxiliares em um sinal de informação, dispositivo para gravar e/ou reproduzir um sinal de informação, sinal de informação com dados auxiliares na forma de uma marca d'água inserida, e, meio de armazenamento

Info

Publication number
BR9904848A
BR9904848A BR9904848-5A BR9904848A BR9904848A BR 9904848 A BR9904848 A BR 9904848A BR 9904848 A BR9904848 A BR 9904848A BR 9904848 A BR9904848 A BR 9904848A
Authority
BR
Brazil
Prior art keywords
information signal
auxiliary data
arrangements
recording
reproducing
Prior art date
Application number
BR9904848-5A
Other languages
English (en)
Portuguese (pt)
Inventor
Antonius A C M Kalker
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8233435&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9904848(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of BR9904848A publication Critical patent/BR9904848A/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/005—Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0071—Robust watermarking, e.g. average attack or collusion attack resistant using multiple or alternating watermarks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
    • H04H20/30—Arrangements for simultaneous broadcast of plural pieces of information by a single channel
    • H04H20/31—Arrangements for simultaneous broadcast of plural pieces of information by a single channel using in-band signals, e.g. subsonic or cue signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/50—Aspects of broadcast communication characterised by the use of watermarks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91335—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a watermark

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Television Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Image Analysis (AREA)
  • Traffic Control Systems (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Storage Device Security (AREA)
  • Holo Graphy (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Stereo-Broadcasting Methods (AREA)
BR9904848-5A 1998-03-04 1999-03-02 Processos e arranjos para inserir e para detetar dados auxiliares em um sinal de informação, dispositivo para gravar e/ou reproduzir um sinal de informação, sinal de informação com dados auxiliares na forma de uma marca d'água inserida, e, meio de armazenamento BR9904848A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98200656 1998-03-04
PCT/IB1999/000348 WO1999045705A2 (en) 1998-03-04 1999-03-02 Embedding auxiliary data in a signal

Publications (1)

Publication Number Publication Date
BR9904848A true BR9904848A (pt) 2004-08-31

Family

ID=8233435

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9904848-5A BR9904848A (pt) 1998-03-04 1999-03-02 Processos e arranjos para inserir e para detetar dados auxiliares em um sinal de informação, dispositivo para gravar e/ou reproduzir um sinal de informação, sinal de informação com dados auxiliares na forma de uma marca d'água inserida, e, meio de armazenamento

Country Status (14)

Country Link
US (6) US6971011B1 (https=)
EP (4) EP0981900A2 (https=)
JP (4) JP2001525151A (https=)
KR (4) KR20010012214A (https=)
CN (4) CN1153456C (https=)
AT (3) ATE388582T1 (https=)
AU (1) AU2437499A (https=)
BR (1) BR9904848A (https=)
DE (3) DE69940375D1 (https=)
ES (1) ES2297919T3 (https=)
ID (1) ID23884A (https=)
PL (2) PL336841A1 (https=)
RU (2) RU2249308C2 (https=)
WO (4) WO1999045704A2 (https=)

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