AU2009243403B2 - Improving anti-tamper using barcode degradation - Google Patents

Improving anti-tamper using barcode degradation Download PDF

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Publication number
AU2009243403B2
AU2009243403B2 AU2009243403A AU2009243403A AU2009243403B2 AU 2009243403 B2 AU2009243403 B2 AU 2009243403B2 AU 2009243403 A AU2009243403 A AU 2009243403A AU 2009243403 A AU2009243403 A AU 2009243403A AU 2009243403 B2 AU2009243403 B2 AU 2009243403B2
Authority
AU
Australia
Prior art keywords
barcode
document
elements
representation
content
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.)
Ceased
Application number
AU2009243403A
Other languages
English (en)
Other versions
AU2009243403A1 (en
Inventor
Roger David Butler
Alan Gordon Doubleday
Matthew Christian Duggan
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
Application filed by Canon Inc filed Critical Canon Inc
Priority to AU2009243403A priority Critical patent/AU2009243403B2/en
Priority to US12/939,423 priority patent/US8181850B2/en
Priority to JP2010262896A priority patent/JP2011124999A/ja
Publication of AU2009243403A1 publication Critical patent/AU2009243403A1/en
Application granted granted Critical
Publication of AU2009243403B2 publication Critical patent/AU2009243403B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K5/00—Methods or arrangements for verifying the correctness of markings on a record carrier; Column detection devices
    • G06K5/02—Methods or arrangements for verifying the correctness of markings on a record carrier; Column detection devices the verifying forming a part of the marking action

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
AU2009243403A 2009-11-27 2009-11-27 Improving anti-tamper using barcode degradation Ceased AU2009243403B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU2009243403A AU2009243403B2 (en) 2009-11-27 2009-11-27 Improving anti-tamper using barcode degradation
US12/939,423 US8181850B2 (en) 2009-11-27 2010-11-04 Anti-tamper using barcode degradation
JP2010262896A JP2011124999A (ja) 2009-11-27 2010-11-25 バーコードの劣化を使用する改竄防止の向上

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2009243403A AU2009243403B2 (en) 2009-11-27 2009-11-27 Improving anti-tamper using barcode degradation

Publications (2)

Publication Number Publication Date
AU2009243403A1 AU2009243403A1 (en) 2011-06-16
AU2009243403B2 true AU2009243403B2 (en) 2012-04-26

Family

ID=44068090

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2009243403A Ceased AU2009243403B2 (en) 2009-11-27 2009-11-27 Improving anti-tamper using barcode degradation

Country Status (3)

Country Link
US (1) US8181850B2 (enExample)
JP (1) JP2011124999A (enExample)
AU (1) AU2009243403B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008036263A1 (de) * 2008-08-04 2010-02-25 Airbus Deutschland Gmbh Dauerhafte Anzeige und Authentifizierung von Statusinformationen eines technischen Geräts
AU2011200831B8 (en) * 2011-02-25 2013-10-31 Canon Kabushiki Kaisha Dynamic thresholds for document tamper detection
WO2013061468A1 (ja) * 2011-10-28 2013-05-02 富士通株式会社 画像生成方法、情報処理方法、プログラム、及び情報処理装置
US9349237B2 (en) * 2012-12-28 2016-05-24 Konica Minolta Laboratory U.S.A., Inc. Method of authenticating a printed document
CN104636700B (zh) * 2013-11-15 2017-06-09 株式会社理光 文档图像管理装置以及文档图像管理系统
CN105335395B (zh) * 2014-07-14 2018-07-17 株式会社理光 文档图像管理装置以及文档图像管理系统
US10331967B1 (en) * 2018-12-05 2019-06-25 Gyrfalcon Technology Inc. Machine learning via a two-dimensional symbol
US11308303B2 (en) * 2020-05-29 2022-04-19 Zebra Technologies Corporation Using barcodes to determine item dimensions

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5912974A (en) * 1994-04-05 1999-06-15 International Business Machines Corporation Apparatus and method for authentication of printed documents
US20090238626A1 (en) * 2008-03-18 2009-09-24 Konica Minolta Systems Laboratory, Inc. Creation and placement of two-dimensional barcode stamps on printed documents for storing authentication information

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0451672A (ja) * 1990-06-19 1992-02-20 Fujitsu Ltd カラー読取装置
US5128525A (en) * 1990-07-31 1992-07-07 Xerox Corporation Convolution filtering for decoding self-clocking glyph shape codes
US5091966A (en) * 1990-07-31 1992-02-25 Xerox Corporation Adaptive scaling for decoding spatially periodic self-clocking glyph shape codes
US7171016B1 (en) * 1993-11-18 2007-01-30 Digimarc Corporation Method for monitoring internet dissemination of image, video and/or audio files
US6869023B2 (en) * 2002-02-12 2005-03-22 Digimarc Corporation Linking documents through digital watermarking
JP2000301773A (ja) * 1999-04-26 2000-10-31 Ricoh Co Ltd 階調補正機能付きプリンタ装置
US6189009B1 (en) * 1999-08-27 2001-02-13 The Voice.Com, Inc. System and method for integrating paper-based business documents with computer-readable data entered via a computer network
US7054461B2 (en) * 2002-02-15 2006-05-30 Pitney Bowes Inc. Authenticating printed objects using digital watermarks associated with multidimensional quality metrics
JP3804012B2 (ja) * 2002-03-08 2006-08-02 沖電気工業株式会社 文書画像の改ざん判定方法及びシステム、並びにその制御用プログラム
JP4534561B2 (ja) * 2004-04-13 2010-09-01 株式会社日立製作所 印刷物の信頼性判定方法
US7669769B2 (en) * 2005-03-28 2010-03-02 Konica Minolta Systems Laboratory, Inc. Systems and methods for preserving and maintaining document integrity
JP4670464B2 (ja) * 2005-05-10 2011-04-13 日本電気株式会社 情報読取装置、情報処理装置、情報通信システム、情報読取方法、及びプログラム
US7237721B2 (en) * 2005-05-24 2007-07-03 Nokia Corporation Image processing for pattern detection

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5912974A (en) * 1994-04-05 1999-06-15 International Business Machines Corporation Apparatus and method for authentication of printed documents
US20090238626A1 (en) * 2008-03-18 2009-09-24 Konica Minolta Systems Laboratory, Inc. Creation and placement of two-dimensional barcode stamps on printed documents for storing authentication information

Also Published As

Publication number Publication date
AU2009243403A1 (en) 2011-06-16
US20110127321A1 (en) 2011-06-02
JP2011124999A (ja) 2011-06-23
US8181850B2 (en) 2012-05-22

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FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired