CN1152347C - 利用计算机数字成屏技术进行防伪的方法 - Google Patents

利用计算机数字成屏技术进行防伪的方法 Download PDF

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Publication number
CN1152347C
CN1152347C CNB991009452A CN99100945A CN1152347C CN 1152347 C CN1152347 C CN 1152347C CN B991009452 A CNB991009452 A CN B991009452A CN 99100945 A CN99100945 A CN 99100945A CN 1152347 C CN1152347 C CN 1152347C
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China
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image
picture
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decoding device
panel
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Expired - Lifetime
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CNB991009452A
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Chinese (zh)
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CN1234521A (zh
Inventor
���׿ˡ��ƶ�̩
费伦克·科尔泰
拉兹罗·巴罗斯
�ǵ�˹
本斯·亚当
费伦克·塔卡茨
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JURA TRADE Ltd
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JURA TRADE Ltd
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    • 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
    • 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
    • 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
    • H04N1/32203—Spatial or amplitude domain methods
    • H04N1/32208—Spatial or amplitude domain methods involving changing the magnitude of selected pixels, e.g. overlay of information or super-imposition
    • 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
    • H04N1/32309—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
    • 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
    • H04N1/32352—Controlling detectability or arrangements to facilitate detection or retrieval of the embedded information, e.g. using markers
    • 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
    • G06T2201/0051—Embedding of the watermark in the spatial domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Printing Methods (AREA)
  • Credit Cards Or The Like (AREA)
  • Holo Graphy (AREA)
  • Burglar Alarm Systems (AREA)
  • Image Analysis (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CNB991009452A 1998-01-12 1999-01-12 利用计算机数字成屏技术进行防伪的方法 Expired - Lifetime CN1152347C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/005,529 US6104812A (en) 1998-01-12 1998-01-12 Anti-counterfeiting method and apparatus using digital screening
US005529 1998-01-12

Publications (2)

Publication Number Publication Date
CN1234521A CN1234521A (zh) 1999-11-10
CN1152347C true CN1152347C (zh) 2004-06-02

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CNB991009452A Expired - Lifetime CN1152347C (zh) 1998-01-12 1999-01-12 利用计算机数字成屏技术进行防伪的方法

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US (1) US6104812A (enExample)
EP (2) EP1345193A3 (enExample)
JP (2) JP4339510B2 (enExample)
CN (1) CN1152347C (enExample)
AP (1) AP1272A (enExample)
AT (1) ATE244972T1 (enExample)
AU (1) AU748031C (enExample)
BG (1) BG63856B1 (enExample)
BR (1) BR9906924B1 (enExample)
CA (1) CA2317654C (enExample)
CZ (1) CZ297272B6 (enExample)
DE (1) DE19900856C2 (enExample)
DK (1) DK1048168T3 (enExample)
EA (1) EA002934B1 (enExample)
EE (1) EE04574B1 (enExample)
ES (1) ES2203060T3 (enExample)
HR (1) HRP20000414B1 (enExample)
HU (1) HU226542B1 (enExample)
ID (1) ID23329A (enExample)
IL (1) IL136928A0 (enExample)
IS (1) IS2133B (enExample)
ME (1) ME00754B (enExample)
MX (1) MXPA00006913A (enExample)
MY (1) MY123330A (enExample)
NO (1) NO324556B1 (enExample)
NZ (1) NZ505087A (enExample)
OA (1) OA11471A (enExample)
PL (1) PL191448B1 (enExample)
PT (1) PT1048168E (enExample)
SG (1) SG92623A1 (enExample)
SI (1) SI1048168T1 (enExample)
SK (1) SK286452B6 (enExample)
TW (1) TW522347B (enExample)
WO (1) WO1999035819A1 (enExample)
YU (1) YU49366B (enExample)

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