ATE294424T1 - Bilderverstecken in halbtonbildern - Google Patents

Bilderverstecken in halbtonbildern

Info

Publication number
ATE294424T1
ATE294424T1 AT01997780T AT01997780T ATE294424T1 AT E294424 T1 ATE294424 T1 AT E294424T1 AT 01997780 T AT01997780 T AT 01997780T AT 01997780 T AT01997780 T AT 01997780T AT E294424 T1 ATE294424 T1 AT E294424T1
Authority
AT
Austria
Prior art keywords
pattern
images
halftone
representation
hiding
Prior art date
Application number
AT01997780T
Other languages
English (en)
Inventor
Joseph Rosen
Original Assignee
Concealogram 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 Concealogram Ltd filed Critical Concealogram Ltd
Application granted granted Critical
Publication of ATE294424T1 publication Critical patent/ATE294424T1/de

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Credit Cards Or The Like (AREA)
  • Graft Or Block Polymers (AREA)
AT01997780T 2000-11-22 2001-11-21 Bilderverstecken in halbtonbildern ATE294424T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25260000P 2000-11-22 2000-11-22
PCT/IB2001/002194 WO2002043000A2 (en) 2000-11-22 2001-11-21 Hiding images in halftone pictures

Publications (1)

Publication Number Publication Date
ATE294424T1 true ATE294424T1 (de) 2005-05-15

Family

ID=22956704

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01997780T ATE294424T1 (de) 2000-11-22 2001-11-21 Bilderverstecken in halbtonbildern

Country Status (7)

Country Link
US (1) US7528993B2 (de)
EP (1) EP1340192B1 (de)
AT (1) ATE294424T1 (de)
AU (1) AU2002223934A1 (de)
DE (1) DE60110458T2 (de)
ES (1) ES2244676T3 (de)
WO (1) WO2002043000A2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7058817B1 (en) 1999-07-02 2006-06-06 The Chase Manhattan Bank System and method for single sign on process for websites with multiple applications and services
US8849716B1 (en) 2001-04-20 2014-09-30 Jpmorgan Chase Bank, N.A. System and method for preventing identity theft or misuse by restricting access
US7689506B2 (en) 2001-06-07 2010-03-30 Jpmorgan Chase Bank, N.A. System and method for rapid updating of credit information
US8266437B2 (en) * 2001-06-25 2012-09-11 Jpmorgan Chase Bank, N.A. Electronic vouchers and a system and method for issuing the same
US7266839B2 (en) 2001-07-12 2007-09-04 J P Morgan Chase Bank System and method for providing discriminated content to network users
US7987501B2 (en) 2001-12-04 2011-07-26 Jpmorgan Chase Bank, N.A. System and method for single session sign-on
US20180165441A1 (en) 2002-03-25 2018-06-14 Glenn Cobourn Everhart Systems and methods for multifactor authentication
US7058660B2 (en) * 2002-10-02 2006-06-06 Bank One Corporation System and method for network-based project management
US8301493B2 (en) 2002-11-05 2012-10-30 Jpmorgan Chase Bank, N.A. System and method for providing incentives to consumers to share information
JP4227048B2 (ja) * 2003-04-25 2009-02-18 株式会社東芝 画像処理システム
US7511860B2 (en) * 2004-11-16 2009-03-31 Xerox Corporation Systems and methods of embedding gamut mapping information into printed images
US8284987B2 (en) * 2010-09-17 2012-10-09 Hewlett-Packard Development Company, L.P. Payload recovery systems and methods
US8634110B2 (en) * 2010-10-06 2014-01-21 Hewlett-Packard Development Company, L.P. Edge refinement system
TWI459797B (zh) 2010-12-23 2014-11-01 Chunghwa Picture Tubes Ltd 可切換２ｄ／３ｄ模式的顯示系統及其顯示方法
US8693061B2 (en) * 2011-07-19 2014-04-08 Eastman Kodak Company Method of embedding data in printed halftone features on a receiver
US9535635B2 (en) * 2012-12-20 2017-01-03 Hewlett-Packard Development Company, L.P. Carrier images
CN104969174B (zh) 2013-01-30 2018-07-10 惠普发展公司，有限责任合伙企业 数据承载媒介
KR101588858B1 (ko) * 2014-09-23 2016-01-28 광운대학교 산학협력단 프레넬 회절 모델 기반 홀로그램 워터마킹 방법
US9972106B2 (en) * 2015-04-30 2018-05-15 TigerIT Americas, LLC Systems, methods and devices for tamper proofing documents and embedding data in a biometric identifier
CN114670564B (zh) * 2022-03-28 2024-03-22 深圳新宏泽包装有限公司 一种具有防伪全息图的包装盒的智能印刷方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4627819A (en) * 1985-01-23 1986-12-09 Price/Stern/Sloan Publishers, Inc. Teaching or amusement apparatus
US4889367A (en) * 1988-10-07 1989-12-26 Frito-Lay, Inc. Multi-readable information system
US5315098A (en) * 1990-12-27 1994-05-24 Xerox Corporation Methods and means for embedding machine readable digital data in halftone images
FR2684214B1 (fr) * 1991-11-22 1997-04-04 Sepro Robotique Carte a indexation pour systeme d'information geographique et systeme en comportant application.
US5416312A (en) * 1992-11-20 1995-05-16 Cherloc Document bearing an image or a text and provided with an indexing frame, and associated document analysis system
US5710636A (en) * 1995-06-05 1998-01-20 Xerox Corporation Method and apparatus for generating halftone images having human readable patterns formed therein
US5706099A (en) * 1995-06-05 1998-01-06 Xerox Corporation Method and apparatus for generating serpentine halftone images
US5734752A (en) * 1996-09-24 1998-03-31 Xerox Corporation Digital watermarking using stochastic screen patterns
US5790703A (en) * 1997-01-21 1998-08-04 Xerox Corporation Digital watermarking using conjugate halftone screens
US6088123A (en) * 1997-11-21 2000-07-11 International Business Machines Corporation Dithering masks with very large periods
US6081345A (en) * 1998-01-29 2000-06-27 Xerox Corporation Line screen having extended dynamic tone range for embedding machine readable data in halftone images
US6690811B2 (en) * 2000-12-08 2004-02-10 The Hong Kong University Of Science And Technology Methods and apparatus for hiding data in halftone images
US20040141210A1 (en) * 2003-01-22 2004-07-22 Wong Ping Wah Method and apparatus for halftone image embedding

Also Published As

Publication number Publication date
US20040146159A1 (en) 2004-07-29
DE60110458T2 (de) 2006-04-27
WO2002043000A3 (en) 2002-07-25
US7528993B2 (en) 2009-05-05
DE60110458D1 (de) 2005-06-02
EP1340192A2 (de) 2003-09-03
ES2244676T3 (es) 2005-12-16
EP1340192B1 (de) 2005-04-27
AU2002223934A1 (en) 2002-06-03
WO2002043000A2 (en) 2002-05-30

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties