SI1477026T1 - Naäśin vkljuäśevanja sekundarne podobe v primarno podobo in poslediäśno razkrivanje omenjene sekundarne podobe - Google Patents

Naäśin vkljuäśevanja sekundarne podobe v primarno podobo in poslediäśno razkrivanje omenjene sekundarne podobe

Info

Publication number
SI1477026T1
SI1477026T1 SI200332029T SI200332029T SI1477026T1 SI 1477026 T1 SI1477026 T1 SI 1477026T1 SI 200332029 T SI200332029 T SI 200332029T SI 200332029 T SI200332029 T SI 200332029T SI 1477026 T1 SI1477026 T1 SI 1477026T1
Authority
SI
Slovenia
Prior art keywords
image
secondary image
incorporating
primary
grid
Prior art date
Application number
SI200332029T
Other languages
English (en)
Inventor
Ian Rodney Smith
Original Assignee
Nautilus Gb Ltd
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 Nautilus Gb Ltd filed Critical Nautilus Gb Ltd
Publication of SI1477026T1 publication Critical patent/SI1477026T1/sl

Links

Classifications

    • 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
    • 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
    • H04N1/32203—Spatial or amplitude 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
    • H04N1/32203—Spatial or amplitude domain methods
    • H04N1/32219—Spatial or amplitude domain methods involving changing the position of selected pixels, e.g. word shifting, or involving modulating the size of image components, e.g. of characters
    • 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
    • H04N1/32203—Spatial or amplitude domain methods
    • H04N1/32251—Spatial or amplitude domain methods in multilevel data, e.g. greyscale or continuous tone data
    • 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
    • H04N1/32203—Spatial or amplitude domain methods
    • H04N1/32261—Spatial or amplitude domain methods in binary data
    • 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
    • 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
    • H04N1/32309—Methods relating to embedding, encoding, decoding, detection or retrieval operations in colour image data
    • 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
    • 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
    • G06T2201/0051—Embedding of the watermark in the spatial domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Printing Methods (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
SI200332029T 2002-02-08 2003-02-08 Naäśin vkljuäśevanja sekundarne podobe v primarno podobo in poslediäśno razkrivanje omenjene sekundarne podobe SI1477026T1 (sl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0202962.7A GB0202962D0 (en) 2002-02-08 2002-02-08 Security printing
PCT/GB2003/000551 WO2003067892A1 (en) 2002-02-08 2003-02-08 A method of incorporating a secondary image into a primary image
EP03737384A EP1477026B1 (en) 2002-02-08 2003-02-08 A method of incorporating a secondary image into a primary image and subsequently revealing said secondary image

Publications (1)

Publication Number Publication Date
SI1477026T1 true SI1477026T1 (sl) 2011-10-28

Family

ID=9930673

Family Applications (1)

Application Number Title Priority Date Filing Date
SI200332029T SI1477026T1 (sl) 2002-02-08 2003-02-08 Naäśin vkljuäśevanja sekundarne podobe v primarno podobo in poslediäśno razkrivanje omenjene sekundarne podobe

Country Status (11)

Country Link
US (1) US7512248B2 (sl)
EP (1) EP1477026B1 (sl)
AT (1) ATE511682T1 (sl)
AU (1) AU2003209970A1 (sl)
CY (1) CY1111781T1 (sl)
DK (1) DK1477026T3 (sl)
ES (1) ES2365903T3 (sl)
GB (1) GB0202962D0 (sl)
PT (1) PT1477026E (sl)
SI (1) SI1477026T1 (sl)
WO (1) WO2003067892A1 (sl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1888949A (zh) * 2006-07-12 2007-01-03 张华升 隐藏图像识别系统、制品、识别装置及制作方法
CA2728320A1 (en) * 2008-06-18 2009-12-23 Commonwealth Scientific And Industrial Research Organisation A method of decoding on an electronic device
US8792674B2 (en) 2010-10-11 2014-07-29 Graphic Security Systems Corporation Method for encoding and simultaneously decoding images having multiple color components
US9092872B2 (en) 2010-10-11 2015-07-28 Graphic Security Systems Corporation System and method for creating an animation from a plurality of latent images encoded into a visible image
MX2013009995A (es) * 2011-03-01 2013-12-06 Graphic Security Systems Corp Un metodo para codificar y decodificar simultaneamente imagenes que tienen varios componentes de color.
WO2014051518A1 (en) * 2012-09-25 2014-04-03 Temasek Polytechnic Security film for revealing a passcode
US20140368860A1 (en) * 2013-06-17 2014-12-18 Jui Ching CHOU Duplication-proof paper using spaced apart line sets with horizonal and expanded line portions
US9349085B1 (en) 2015-04-16 2016-05-24 Digicomp Inc. Methods and system to decode hidden images
EP3686027B1 (de) 2019-01-27 2021-07-14 U-NICA Systems AG Verfahren zum drucken von authentifizierungskennzeichen mit einem amplitudenmodulierten rasterdruck

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5178418A (en) * 1991-06-25 1993-01-12 Canadian Bank Note Co., Ltd. Latent images comprising phase shifted micro printing
US5708717A (en) * 1995-11-29 1998-01-13 Alasia; Alfred Digital anti-counterfeiting software method and apparatus
US6171734B1 (en) 1996-05-10 2001-01-09 Graphic Arts Technical Foundation Security printed document to prevent unauthorized copying
GB9609949D0 (en) 1996-05-13 1996-07-17 Burder David G Coded messages
DE19633724A1 (de) * 1996-08-21 1998-02-26 Baasel Scheel Lasergraphics Gm Kopiergeschützter Sicherheitsdruck
ES2119705B1 (es) 1996-10-31 1999-04-16 Nacional De Mondeda Y Timbre F Procedimiento para la obtencion de un elemento variable opticamente (evo) y documentos que lo incorporan.
US6174734B1 (en) * 1997-10-24 2001-01-16 Abbott Laboratories Measurement of glycated hemoglobin
US6252971B1 (en) * 1998-04-29 2001-06-26 Xerox Corporation Digital watermarking using phase-shifted stoclustic screens
JP2001144944A (ja) * 1999-11-16 2001-05-25 Hitachi Ltd 印刷物および印刷システム
GB0011751D0 (en) 2000-05-17 2000-07-05 Ascent Systems Software Limite Security apparatus

Also Published As

Publication number Publication date
WO2003067892A1 (en) 2003-08-14
CY1111781T1 (el) 2015-10-07
DK1477026T3 (da) 2011-09-12
PT1477026E (pt) 2011-08-02
ES2365903T3 (es) 2011-10-13
GB0202962D0 (en) 2002-03-27
EP1477026A1 (en) 2004-11-17
ATE511682T1 (de) 2011-06-15
US20050141940A1 (en) 2005-06-30
AU2003209970A1 (en) 2003-09-02
US7512248B2 (en) 2009-03-31
EP1477026B1 (en) 2011-06-01

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