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ES2089377T3 - Aparato para el proceso de imagenes. - Google Patents

Aparato para el proceso de imagenes.

Info

Publication number
ES2089377T3
ES2089377T3 ES92203530T ES92203530T ES2089377T3 ES 2089377 T3 ES2089377 T3 ES 2089377T3 ES 92203530 T ES92203530 T ES 92203530T ES 92203530 T ES92203530 T ES 92203530T ES 2089377 T3 ES2089377 T3 ES 2089377T3
Authority
ES
Spain
Prior art keywords
original
image processing
image
processing
color copying
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES92203530T
Other languages
English (en)
Inventor
Kamon Hasuo
Ryuichi Masuda
Yuichi Sato
Ken-Ichi Outa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27526664&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2089377(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP63114802A external-priority patent/JP2763543B2/ja
Priority claimed from JP63114801A external-priority patent/JP2904492B2/ja
Priority claimed from JP63130336A external-priority patent/JP2849090B2/ja
Priority claimed from JP63148225A external-priority patent/JP2661966B2/ja
Priority claimed from JP63148226A external-priority patent/JP2760992B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of ES2089377T3 publication Critical patent/ES2089377T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/00838—Preventing unauthorised reproduction
    • H04N1/0084—Determining the necessity for prevention
    • H04N1/00843—Determining the necessity for prevention based on recognising a copy prohibited original, e.g. a banknote
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/04—Preventing copies being made of an original
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/04—Preventing copies being made of an original
    • G03G21/046—Preventing copies being made of an original by discriminating a special original, e.g. a bank note
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/17—Apparatus characterised by positioning means or by means responsive to positioning
    • 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
    • H04N1/00838—Preventing unauthorised reproduction
    • H04N1/0084—Determining the necessity for prevention
    • H04N1/00843—Determining the necessity for prevention based on recognising a copy prohibited original, e.g. a banknote
    • H04N1/00846—Determining the necessity for prevention based on recognising a copy prohibited original, e.g. a banknote based on detection of a dedicated indication, e.g. marks or the like
    • 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
    • H04N1/00838—Preventing unauthorised reproduction
    • H04N1/00856—Preventive measures
    • H04N1/00864—Modifying the reproduction, e.g. outputting a modified copy of a scanned original
    • 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
    • H04N1/00838—Preventing unauthorised reproduction
    • H04N1/00856—Preventive measures
    • H04N1/00864—Modifying the reproduction, e.g. outputting a modified copy of a scanned original
    • H04N1/00867—Modifying the reproduction, e.g. outputting a modified copy of a scanned original with additional data, e.g. by adding a warning message
    • 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
    • H04N1/00838—Preventing unauthorised reproduction
    • H04N1/00856—Preventive measures
    • H04N1/00864—Modifying the reproduction, e.g. outputting a modified copy of a scanned original
    • H04N1/00872—Modifying the reproduction, e.g. outputting a modified copy of a scanned original by image quality reduction, e.g. distortion or blacking out
    • 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
    • H04N1/46—Colour picture communication systems
    • H04N1/50—Picture reproducers
    • H04N1/506—Reproducing the colour component signals picture-sequentially, e.g. with reproducing heads spaced apart from one another in the subscanning direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Toxicology (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Cleaning In Electrography (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Color Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Color Image Communication Systems (AREA)

Abstract

LO QUE SE DESCRIBE ES UN APARATO DE PROCESAMIENTO DE IMAGEN PARA PROCESAR UNA IMAGEN DE ENTRADA Y GRABAR LA IMAGEN EN UN MEDIO DE GRABACION, Y PARTICULARMENTE UN APARATO QUE COPIA EN COLOR QUE PERMITE LA COPIA EN COLOR DE UN ORIGINAL Y HACE POSIBLE DISCRIMINAR UN ORIGINAL ESPECIFICO CON EL FIN DE EVITAR LA FALSIFICACION DE UN BILLETE DE BANCO, UN INSTRUMENTO NEGOCIABLE O SIMILARES. EL ORIGINAL ESPECIFICO ESTA PROVISTO CON UN PROCESAMIENTO DE COPIA QUE ES DIFERENTE QUE EL PROVISTO PARA UN ORIGINAL ORDINARIO.
ES92203530T 1988-05-13 1989-05-12 Aparato para el proceso de imagenes. Expired - Lifetime ES2089377T3 (es)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP63114802A JP2763543B2 (ja) 1988-05-13 1988-05-13 画像再生装置および画像再生制御装置
JP63114801A JP2904492B2 (ja) 1988-05-13 1988-05-13 画像処理装置
JP63130336A JP2849090B2 (ja) 1988-05-30 1988-05-30 画像処理装置
JP63148225A JP2661966B2 (ja) 1988-06-17 1988-06-17 画像処理装置
JP63148226A JP2760992B2 (ja) 1988-06-17 1988-06-17 カラー画像処理装置

Publications (1)

Publication Number Publication Date
ES2089377T3 true ES2089377T3 (es) 1996-10-01

Family

ID=27526664

Family Applications (4)

Application Number Title Priority Date Filing Date
ES92203530T Expired - Lifetime ES2089377T3 (es) 1988-05-13 1989-05-12 Aparato para el proceso de imagenes.
ES92203529T Expired - Lifetime ES2093768T3 (es) 1988-05-13 1989-05-12 Aparato para el proceso de imagenes.
ES92203528T Expired - Lifetime ES2093767T3 (es) 1988-05-13 1989-05-12 Aparato para el proceso de imagenes.
ES89304857T Expired - Lifetime ES2059742T3 (es) 1988-05-13 1989-05-12 Aparato para el proceso de imagenes.

Family Applications After (3)

Application Number Title Priority Date Filing Date
ES92203529T Expired - Lifetime ES2093768T3 (es) 1988-05-13 1989-05-12 Aparato para el proceso de imagenes.
ES92203528T Expired - Lifetime ES2093767T3 (es) 1988-05-13 1989-05-12 Aparato para el proceso de imagenes.
ES89304857T Expired - Lifetime ES2059742T3 (es) 1988-05-13 1989-05-12 Aparato para el proceso de imagenes.

Country Status (4)

Country Link
EP (4) EP0529746B1 (es)
CA (1) CA1329826C (es)
DE (4) DE68926912T2 (es)
ES (4) ES2089377T3 (es)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69023782T2 (de) * 1989-02-10 1996-06-13 Canon Kk Gerät zum Lesen oder Verarbeiten eines Bildes.
EP0779603B1 (en) * 1990-06-22 2002-03-27 Canon Kabushiki Kaisha Image processing apparatus
JPH04185075A (ja) * 1990-11-20 1992-07-01 Canon Inc カラー画像処理装置
US5227871A (en) * 1990-11-30 1993-07-13 Canon Kabushiki Kaisha Image processing apparatus capable of discriminating a predetermined image
US5430525A (en) * 1990-11-30 1995-07-04 Canon Kabushiki Kaisha Image processing apparatus
US5225900A (en) * 1990-12-31 1993-07-06 Xerox Corporation Method of storing information within a reproduction system
CA2063785C (en) * 1991-03-25 1998-09-29 Masahiro Funada Image processing apparatus
EP0506479B1 (en) * 1991-03-29 1997-02-12 Canon Kabushiki Kaisha Image processing apparatus
SG71842A1 (en) * 1991-03-29 2000-04-18 Canon Kk Image processing apparatus and copying machine
JPH0514683A (ja) * 1991-07-01 1993-01-22 Canon Inc 画像処理装置
DE69222238T2 (de) * 1991-07-01 1998-02-12 Canon Kk Bildprozessor
JP3280083B2 (ja) * 1991-09-30 2002-04-30 キヤノン株式会社 画像処理装置及び画像処理方法
US5457540A (en) * 1992-01-06 1995-10-10 Canon Kabushiki Kaisha Image processing method and apparatus in which identification information is added based on image density
US5376956A (en) * 1992-01-06 1994-12-27 Canon Kabushiki Kaisha Image forming apparatus
US6166750A (en) * 1992-01-31 2000-12-26 Canon Kabushiki Kaisha Image processing apparatus and method for adding predetermined additional information to an image by adding a predetermined number of unit dots to partial color component data of the image
JP3242971B2 (ja) * 1992-02-27 2001-12-25 キヤノン株式会社 画像処理装置およびその方法
JPH05244414A (ja) * 1992-02-28 1993-09-21 Canon Inc 画像処理装置
JP3260810B2 (ja) * 1992-03-31 2002-02-25 キヤノン株式会社 画像処理装置及びその方法
JP3501470B2 (ja) * 1992-05-08 2004-03-02 キヤノン株式会社 画像処理装置およびその方法
US5751854A (en) * 1992-08-03 1998-05-12 Ricoh Company, Ltd. Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system
AU4585293A (en) * 1992-08-03 1994-03-03 Ricoh Company, Ltd. Document identifier which can also identify special ticket, image forming apparatus using the identifier, image processor, and copying machine
MX9304708A (es) * 1992-08-05 1994-05-31 Ricoh Kk Aparato formador de imagenes.
US5502575A (en) * 1992-08-06 1996-03-26 Matsushita Electric Industrial Co., Ltd. Imaging apparatus having a counterfeiting prevention function
US5790165A (en) * 1992-08-24 1998-08-04 Canon Kabushiki Kaisha Image processing apparatus and providing controlling addition of predetermined data in a border portion
CA2106708C (en) * 1992-09-25 2000-01-25 Nobuatsu Sasanuma Image processing apparatus and method thereof
US6421145B1 (en) 1992-09-28 2002-07-16 Canon Kabushiki Kaisha Image processing apparatus and method using image information and additional information or an additional pattern added thereto or superposed thereon
JPH06125459A (ja) * 1992-10-09 1994-05-06 Ricoh Co Ltd 特殊原稿判別機能付き複写機
CA2108811C (en) * 1992-10-23 2000-05-16 Toshio Hayashi Image reading apparatus, copying apparatus, image processing apparatus, and image processing method
DE69323522T2 (de) * 1992-10-23 1999-07-29 Canon Kk Bildabtastvorrichtung und Verfahren zum Diskriminieren von speziellen Originalen
CA2108823C (en) * 1992-10-23 1999-09-14 Shinobu Arimoto Image processing apparatus and method therefor
US5390003A (en) * 1992-11-30 1995-02-14 Minolta Camera Kabushiki Kaisha Copying system for preventing copying of copy-prohibited images
EP0605208B1 (en) * 1993-01-01 2001-10-31 Canon Kabushiki Kaisha Image processing apparatus and method, and image reading apparatus
US5771315A (en) * 1993-06-15 1998-06-23 Sharp Kabushiki Kaisha Image reading apparatus and image processor incorporating the same for comparing read patterns corresponding to visible and infrared light with registered patterns to identify copy-prohibited printed matter
US6621922B2 (en) 1993-07-30 2003-09-16 Canon Kabushiki Kaisha Image processing system and electronic apparatuses
DE69429847T2 (de) * 1993-10-14 2002-11-07 Omron Corp., Kyoto Bildverarbeitungsgerät und Verfahren zur Erkennung eines eingegebenen Bildes und Fotokopierer, der dasselbe einschliesst
US5610688A (en) * 1993-11-05 1997-03-11 Sharp Kabushiki Kaisha Image forming apparatus having illegal use prevention
GB9323352D0 (en) * 1993-11-12 1994-01-05 De La Rue Thomas & Co Ltd Security documents and the like device
EP0940780B1 (en) * 1994-01-20 2001-05-30 Omron Corporation Image processing device and method for detecting a reference pattern
JP3566334B2 (ja) * 1994-03-25 2004-09-15 キヤノン株式会社 画像処理装置およびその方法
EP0688128A1 (en) * 1994-06-13 1995-12-20 Mita Industrial Co. Ltd. Image forming apparatus
JP3618801B2 (ja) * 1994-10-31 2005-02-09 キヤノン株式会社 画像処理装置
JP3602581B2 (ja) * 1994-11-07 2004-12-15 株式会社リコー 画像処理装置
US5667924A (en) * 1996-02-14 1997-09-16 Xerox Corporation Superparamagnetic image character recognition compositions and processes of making and using
JP2000067247A (ja) * 1998-06-08 2000-03-03 Toshiba Corp 画像認識装置
JP3728136B2 (ja) 1999-03-30 2005-12-21 キヤノン株式会社 画像処理装置及び画像処理方法及び記憶媒体
JP4218428B2 (ja) * 2003-06-09 2009-02-04 コニカミノルタビジネステクノロジーズ株式会社 偽造防止方法
JP4133790B2 (ja) * 2003-12-19 2008-08-13 株式会社東芝 画像形成装置と画像形成方法
US20060268125A1 (en) * 2005-05-31 2006-11-30 M-Systems Flash Disk Pioneers, Ltd. Digital camera system with recyclable memory card
EP3125049A1 (en) * 2015-07-30 2017-02-01 Kabushiki Kaisha Toshiba Image processing apparatus and image processing method

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5313840A (en) * 1976-07-23 1978-02-07 Hitachi Ltd Analogy calculator
US4325981A (en) * 1978-03-07 1982-04-20 Toppan Printing Co., Ltd. Method of preventing color accurate reproductions using color photocopiers and the like
JPS5944667B2 (ja) * 1978-03-28 1984-10-31 株式会社東芝 パタ−ン認識装置
JPS55123270A (en) * 1979-03-16 1980-09-22 Ricoh Co Ltd Picture processor
DE3001588A1 (de) * 1980-01-15 1981-07-23 Goodyear Aerospace Corp., Akron, Ohio Digital-videokorrelator
JPS6024994B2 (ja) * 1980-04-21 1985-06-15 シャープ株式会社 パタ−ン類似度計算方式
EP0056116B1 (en) * 1980-12-16 1986-03-19 Kabushiki Kaisha Toshiba Pattern discriminating apparatus
ATE18953T1 (de) * 1981-06-22 1986-04-15 Toshiba Kk Verfahren zur identifizierung von banknoten.
JPS58184967A (ja) * 1982-04-23 1983-10-28 Ricoh Co Ltd 機密文書複製防止方法
JPS59136875A (ja) * 1983-01-26 1984-08-06 Fuji Electric Co Ltd パタ−ン識別装置
US4908873A (en) * 1983-05-13 1990-03-13 Philibert Alex C Document reproduction security system
DE3410775C1 (de) * 1984-03-23 1985-09-12 Hermann 7742 St Georgen Stockburger Zugangsgesichertes Kopiergeraet und Verfahren zum Betreiben eines solchen Kopiergeraetes
US4723149A (en) * 1985-05-08 1988-02-02 Kabushiki Kaisha Toshiba Image forming apparatus having a function for checking to copy a secret document
US4748679A (en) * 1986-07-25 1988-05-31 Light Signatures, Inc. Weighted-pixel characteristic sensing system
US4739377A (en) * 1986-10-10 1988-04-19 Eastman Kodak Company Confidential document reproduction method and apparatus
US4728984A (en) * 1986-11-17 1988-03-01 Xerox Corporation Data handling and archiving system
US5014327A (en) * 1987-06-15 1991-05-07 Digital Equipment Corporation Parallel associative memory having improved selection and decision mechanisms for recognizing and sorting relevant patterns
US5194945A (en) * 1987-08-11 1993-03-16 Canon Kabushiki Kaisha Color image processing apparatus
JPS6461777A (en) * 1987-09-01 1989-03-08 Fuji Photo Film Co Ltd Copying device
SE458316B (sv) * 1988-02-17 1989-03-13 Inter Innovation Ab Anordning foer kontroll av dokument

Also Published As

Publication number Publication date
DE68927442T2 (de) 1997-03-20
ES2059742T3 (es) 1994-11-16
ES2093767T3 (es) 1997-01-01
EP0342060B1 (en) 1994-08-17
EP0529744B1 (en) 1996-11-06
EP0342060A3 (en) 1990-06-20
EP0529745A3 (en) 1993-05-05
EP0529744A3 (en) 1993-05-05
EP0529746A3 (en) 1993-05-05
DE68926912T2 (de) 1997-02-06
DE68926912D1 (de) 1996-09-05
DE68917513T2 (de) 1995-01-05
EP0529745A2 (en) 1993-03-03
EP0529746A2 (en) 1993-03-03
DE68927410D1 (de) 1996-12-05
EP0529744A2 (en) 1993-03-03
EP0529746B1 (en) 1996-07-31
EP0529745B1 (en) 1996-10-30
DE68917513D1 (de) 1994-09-22
EP0342060A2 (en) 1989-11-15
ES2093768T3 (es) 1997-01-01
DE68927442D1 (de) 1996-12-12
CA1329826C (en) 1994-05-24
DE68927410T2 (de) 1997-03-20

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