KR101253357B1 - 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술 - Google Patents

시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술 Download PDF

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Publication number
KR101253357B1
KR101253357B1 KR1020067020008A KR20067020008A KR101253357B1 KR 101253357 B1 KR101253357 B1 KR 101253357B1 KR 1020067020008 A KR1020067020008 A KR 1020067020008A KR 20067020008 A KR20067020008 A KR 20067020008A KR 101253357 B1 KR101253357 B1 KR 101253357B1
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South Korea
Prior art keywords
copy
vap
original
cdp
pattern
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Expired - Fee Related
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KR1020067020008A
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English (en)
Korean (ko)
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KR20060128034A (ko
Inventor
저스틴 피카드
지안 자오
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톰슨 라이센싱
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    • 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
    • G06T1/0042—Fragile watermarking, e.g. so as to detect tampering
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C5/00—Ciphering apparatus or methods not provided for in the preceding groups, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages
    • 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
    • H04N1/32309—Methods relating to embedding, encoding, decoding, detection or retrieval operations in colour image data
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0081—Image watermarking whereby both original and watermarked images are required at decoder, e.g. destination-based, non-blind, non-oblivious
    • 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
    • H04N2201/3261—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of multimedia information, e.g. a sound signal
    • H04N2201/3263—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of multimedia information, e.g. a sound signal of a graphical motif or symbol, e.g. Christmas symbol, logo
    • 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
    • H04N2201/3261—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of multimedia information, e.g. a sound signal
    • H04N2201/3266—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of multimedia information, e.g. a sound signal of text or character information, e.g. text accompanying an image
    • 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
    • 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
    • H04N2201/3271—Printing or stamping
    • 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
    • H04N2201/328—Processing of the additional information
    • H04N2201/3281—Encryption; Ciphering
    • 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
    • H04N2201/328—Processing of the additional information
    • H04N2201/3284—Processing of the additional information for error correction

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Record Information Processing For Printing (AREA)
  • Facsimiles In General (AREA)
KR1020067020008A 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술 Expired - Fee Related KR101253357B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US53452004P 2004-01-06 2004-01-06
US60/534,520 2004-01-06
PCT/US2005/000201 WO2005067586A2 (en) 2004-01-06 2005-01-06 Improved techniques for detecting, analyzing, and using visible authentication patterns

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020067013617A Division KR101126398B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020127030935A Division KR101314473B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된 기술

Publications (2)

Publication Number Publication Date
KR20060128034A KR20060128034A (ko) 2006-12-13
KR101253357B1 true KR101253357B1 (ko) 2013-04-15

Family

ID=34794289

Family Applications (6)

Application Number Title Priority Date Filing Date
KR1020067020009A Expired - Fee Related KR101222351B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술
KR1020067020011A Expired - Fee Related KR101126384B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술
KR1020127030935A Expired - Fee Related KR101314473B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된 기술
KR1020067013617A Expired - Fee Related KR101126398B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술
KR1020067020010A Expired - Fee Related KR101126510B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술
KR1020067020008A Expired - Fee Related KR101253357B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술

Family Applications Before (5)

Application Number Title Priority Date Filing Date
KR1020067020009A Expired - Fee Related KR101222351B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술
KR1020067020011A Expired - Fee Related KR101126384B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술
KR1020127030935A Expired - Fee Related KR101314473B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된 기술
KR1020067013617A Expired - Fee Related KR101126398B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술
KR1020067020010A Expired - Fee Related KR101126510B1 (ko) 2004-01-06 2005-01-06 시각적 인증 패턴을 검출하고 분석하여 사용하는 개선된기술

Country Status (8)

Country Link
US (1) US7937588B2 (enExample)
EP (1) EP1709525A4 (enExample)
JP (5) JP4745252B2 (enExample)
KR (6) KR101222351B1 (enExample)
CN (6) CN101588433A (enExample)
BR (1) BRPI0506681A (enExample)
MX (1) MXPA06007790A (enExample)
WO (1) WO2005067586A2 (enExample)

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