ATE251774T1 - Gerät zur erzeugung und gerät zum lesen eines digitalen wasserzeichens sowie methode zur erzeugung und zum lesen eines digitalen wasserzeichens - Google Patents

Gerät zur erzeugung und gerät zum lesen eines digitalen wasserzeichens sowie methode zur erzeugung und zum lesen eines digitalen wasserzeichens

Info

Publication number
ATE251774T1
ATE251774T1 AT99926697T AT99926697T ATE251774T1 AT E251774 T1 ATE251774 T1 AT E251774T1 AT 99926697 T AT99926697 T AT 99926697T AT 99926697 T AT99926697 T AT 99926697T AT E251774 T1 ATE251774 T1 AT E251774T1
Authority
AT
Austria
Prior art keywords
watermark
techniques
authentication information
authentication
disclosed
Prior art date
Application number
AT99926697T
Other languages
English (en)
Inventor
Jian Zhao
Original Assignee
Mediasec Technologies Gmbh
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 Mediasec Technologies Gmbh filed Critical Mediasec Technologies Gmbh
Application granted granted Critical
Publication of ATE251774T1 publication Critical patent/ATE251774T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06—COMPUTING OR CALCULATING; 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]
    • G06F21/16—Program or content traceability, e.g. by watermarking
    • 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
    • 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
    • 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
    • H04N1/32288—Multiple embedding, e.g. cocktail embedding, or redundant embedding, e.g. repeating the additional information at a plurality of locations in the image
    • H04N1/32304—Embedding different sets of additional information
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2135—Metering
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2143—Clearing memory, e.g. to prevent the data from being stolen

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Storage Device Security (AREA)
AT99926697T 1998-04-30 1999-04-29 Gerät zur erzeugung und gerät zum lesen eines digitalen wasserzeichens sowie methode zur erzeugung und zum lesen eines digitalen wasserzeichens ATE251774T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/070,597 US6754822B1 (en) 1998-04-30 1998-04-30 Active watermarks and watermark agents
PCT/IB1999/001250 WO1999057623A2 (en) 1998-04-30 1999-04-29 Active watermarks and watermark agents

Publications (1)

Publication Number Publication Date
ATE251774T1 true ATE251774T1 (de) 2003-10-15

Family

ID=22096273

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99926697T ATE251774T1 (de) 1998-04-30 1999-04-29 Gerät zur erzeugung und gerät zum lesen eines digitalen wasserzeichens sowie methode zur erzeugung und zum lesen eines digitalen wasserzeichens

Country Status (5)

Country Link
US (3) US6754822B1 (de)
EP (2) EP1276312A1 (de)
AT (1) ATE251774T1 (de)
DE (1) DE69911954T2 (de)
WO (1) WO1999057623A2 (de)

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Also Published As

Publication number Publication date
EP1078312B1 (de) 2003-10-08
US20050022032A1 (en) 2005-01-27
US8015411B2 (en) 2011-09-06
EP1276312A9 (de) 2003-05-02
EP1276312A1 (de) 2003-01-15
WO1999057623A3 (en) 2000-04-20
DE69911954D1 (de) 2003-11-13
US6754822B1 (en) 2004-06-22
WO1999057623A2 (en) 1999-11-11
US20080056531A1 (en) 2008-03-06
DE69911954T2 (de) 2004-08-12
EP1078312A2 (de) 2001-02-28

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