JP2006287902A - 画像処理装置、画像処理方法、画像処理プログラム及び記録媒体 - Google Patents

画像処理装置、画像処理方法、画像処理プログラム及び記録媒体 Download PDF

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Publication number
JP2006287902A
JP2006287902A JP2005343852A JP2005343852A JP2006287902A JP 2006287902 A JP2006287902 A JP 2006287902A JP 2005343852 A JP2005343852 A JP 2005343852A JP 2005343852 A JP2005343852 A JP 2005343852A JP 2006287902 A JP2006287902 A JP 2006287902A
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Japan
Prior art keywords
angle
image processing
pattern
image
predetermined pattern
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Pending
Application number
JP2005343852A
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English (en)
Japanese (ja)
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JP2006287902A5 (enExample
Inventor
Haike Guan
海克 関
Masaaki Ishikawa
雅朗 石川
Hiroshi Shimura
浩 志村
Takashi Saito
高志 齋藤
Hiroyuki Yoshida
浩之 吉田
Taeko Ishizu
妙子 石津
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Ricoh Co Ltd
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Ricoh Co 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP2005343852A priority Critical patent/JP2006287902A/ja
Priority to US11/369,964 priority patent/US7609851B2/en
Priority to EP06251283A priority patent/EP1701535A1/en
Publication of JP2006287902A publication Critical patent/JP2006287902A/ja
Publication of JP2006287902A5 publication Critical patent/JP2006287902A5/ja
Pending legal-status Critical Current

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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
    • 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
    • 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
    • H04N1/32224—Replacing pixels of an image with other pixels from the same image, e.g. texture block coding
    • 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
    • H04N1/32309—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
    • H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/32341—Blind embedding, i.e. the original image not being known beforehand
    • 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
    • H04N1/38—Circuits or arrangements for blanking or otherwise eliminating unwanted parts of pictures
    • 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)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
JP2005343852A 2005-03-10 2005-11-29 画像処理装置、画像処理方法、画像処理プログラム及び記録媒体 Pending JP2006287902A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2005343852A JP2006287902A (ja) 2005-03-10 2005-11-29 画像処理装置、画像処理方法、画像処理プログラム及び記録媒体
US11/369,964 US7609851B2 (en) 2005-03-10 2006-03-08 Embedding data into document and extracting embedded data from document
EP06251283A EP1701535A1 (en) 2005-03-10 2006-03-10 Embedding data into document and extracting embedded data from document

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005067760 2005-03-10
JP2005343852A JP2006287902A (ja) 2005-03-10 2005-11-29 画像処理装置、画像処理方法、画像処理プログラム及び記録媒体

Publications (2)

Publication Number Publication Date
JP2006287902A true JP2006287902A (ja) 2006-10-19
JP2006287902A5 JP2006287902A5 (enExample) 2009-01-15

Family

ID=36480952

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005343852A Pending JP2006287902A (ja) 2005-03-10 2005-11-29 画像処理装置、画像処理方法、画像処理プログラム及び記録媒体

Country Status (3)

Country Link
US (1) US7609851B2 (enExample)
EP (1) EP1701535A1 (enExample)
JP (1) JP2006287902A (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008035491A (ja) * 2006-06-27 2008-02-14 Ricoh Co Ltd 画像処理装置、画像処理方法及び画像処理プログラム
JP2008172758A (ja) * 2006-12-15 2008-07-24 Ricoh Co Ltd 画像処理方法、画像処理装置及び画像処理プログラム
JP2008236127A (ja) * 2007-03-19 2008-10-02 Ricoh Co Ltd 画像処理装置
JP2010178021A (ja) * 2009-01-29 2010-08-12 Kyocera Mita Corp 画像形成装置、画像読取装置
US8027061B2 (en) 2007-05-15 2011-09-27 Ricoh Company, Ltd. Security encoding unit and image forming apparatus including same
US8238599B2 (en) 2006-12-15 2012-08-07 Ricoh Company, Ltd. Image processing device and image processing method for identifying a selected one or more embedding methods used for embedding target information

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004274092A (ja) * 2002-07-23 2004-09-30 Ricoh Co Ltd 画像処理装置、画像処理方法、画像処理プログラム、及び画像処理プログラムを記憶する記憶媒体
KR101203423B1 (ko) * 2007-02-06 2012-11-21 삼성전자주식회사 화상처리장치 및 그 제어방법
US8325970B2 (en) * 2007-03-19 2012-12-04 Ricoh Company, Limited Apparatus, method, and computer product for image processing
US8180102B2 (en) * 2007-03-19 2012-05-15 Ricoh Company, Ltd. Image processing device, image processing method, program, and recording medium
EP2001216A1 (en) * 2007-06-08 2008-12-10 Ricoh Company, Ltd. Security encoding unit and image forming apparatus including same
AU2007254595B2 (en) * 2007-12-20 2011-04-07 Canon Kabushiki Kaisha Constellation detection
JP4870697B2 (ja) * 2008-02-22 2012-02-08 株式会社リコー 画像処理装置、画像処理方法及び画像処理プログラム
JP5038235B2 (ja) * 2008-06-06 2012-10-03 株式会社リコー 情報処理装置、画像形成装置及びプログラム
JP2010087780A (ja) * 2008-09-30 2010-04-15 Fuji Xerox Co Ltd 画像形成装置
US8571298B2 (en) * 2008-12-23 2013-10-29 Datalogic ADC, Inc. Method and apparatus for identifying and tallying objects
JP6168084B2 (ja) * 2015-03-16 2017-07-26 コニカミノルタ株式会社 画像読取装置及びプログラム
JP6707947B2 (ja) * 2016-03-29 2020-06-10 株式会社リコー 画像処理装置、画像処理方法及びプログラム
EP3750300B1 (en) 2018-03-20 2023-06-28 Hewlett-Packard Development Company, L.P. Encoding dot patterns into printed images based on source pixel color
CN114760392A (zh) * 2022-06-15 2022-07-15 湖南工商大学 基于盲水印和非对称加密的文档篡改检测方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0730696A (ja) * 1993-07-06 1995-01-31 Fuji Xerox Co Ltd 画像情報付加装置
JPH0730743A (ja) * 1993-07-06 1995-01-31 Fuji Xerox Co Ltd 画像処理装置

Family Cites Families (12)

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US5798844A (en) 1993-07-23 1998-08-25 Ricoh Company, Ltd. Duplicator having function concerning specific mark put on recording sheet and image forming apparatus having function of processing confidential documents
US5946414A (en) 1998-08-28 1999-08-31 Xerox Corporation Encoding data in color images using patterned color modulated image regions
JP2001086330A (ja) 1999-09-16 2001-03-30 Ricoh Co Ltd 画像処理システム
JP4092529B2 (ja) 1999-11-02 2008-05-28 富士ゼロックス株式会社 画像処理装置及びコンピュータ読取可能な記憶媒体
US7039215B2 (en) 2001-07-18 2006-05-02 Oki Electric Industry Co., Ltd. Watermark information embedment device and watermark information detection device
JP2003174555A (ja) * 2001-09-28 2003-06-20 Canon Inc 画像処理装置及び方法及び記録媒体
US7006256B2 (en) 2002-01-16 2006-02-28 Xerox Corporation Watermarked image generator and method of embedding watermarks into an input image
DE10217156A1 (de) 2002-04-17 2003-11-13 Andreas Brugger Datenstreifen zur Codierung gedruckter Daten
JP2004274092A (ja) 2002-07-23 2004-09-30 Ricoh Co Ltd 画像処理装置、画像処理方法、画像処理プログラム、及び画像処理プログラムを記憶する記憶媒体
JP2005067760A (ja) 2003-08-20 2005-03-17 Hitachi Building Systems Co Ltd 昇降機の故障状態表示装置
JP2005102124A (ja) 2003-08-27 2005-04-14 Ricoh Co Ltd 画像処理システム、画像処理方法、画像処理プログラム、及び画像処理プログラムを記憶する記憶媒体
JP4523339B2 (ja) 2004-06-04 2010-08-11 新田ゼラチン株式会社 骨靭性向上用素材

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0730696A (ja) * 1993-07-06 1995-01-31 Fuji Xerox Co Ltd 画像情報付加装置
JPH0730743A (ja) * 1993-07-06 1995-01-31 Fuji Xerox Co Ltd 画像処理装置

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008035491A (ja) * 2006-06-27 2008-02-14 Ricoh Co Ltd 画像処理装置、画像処理方法及び画像処理プログラム
JP2008172758A (ja) * 2006-12-15 2008-07-24 Ricoh Co Ltd 画像処理方法、画像処理装置及び画像処理プログラム
US8238599B2 (en) 2006-12-15 2012-08-07 Ricoh Company, Ltd. Image processing device and image processing method for identifying a selected one or more embedding methods used for embedding target information
JP2008236127A (ja) * 2007-03-19 2008-10-02 Ricoh Co Ltd 画像処理装置
US8031376B2 (en) * 2007-03-19 2011-10-04 Ricoh Company, Ltd. Image processing apparatus
US8027061B2 (en) 2007-05-15 2011-09-27 Ricoh Company, Ltd. Security encoding unit and image forming apparatus including same
JP2010178021A (ja) * 2009-01-29 2010-08-12 Kyocera Mita Corp 画像形成装置、画像読取装置

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Publication number Publication date
US20060256362A1 (en) 2006-11-16
US7609851B2 (en) 2009-10-27
EP1701535A1 (en) 2006-09-13

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