DE60213657D1 - Erzeugung von graphischen kodes durch halbtonrasterung mit eingefügter graphischer kodierung - Google Patents

Erzeugung von graphischen kodes durch halbtonrasterung mit eingefügter graphischer kodierung

Info

Publication number
DE60213657D1
DE60213657D1 DE60213657T DE60213657T DE60213657D1 DE 60213657 D1 DE60213657 D1 DE 60213657D1 DE 60213657 T DE60213657 T DE 60213657T DE 60213657 T DE60213657 T DE 60213657T DE 60213657 D1 DE60213657 D1 DE 60213657D1
Authority
DE
Germany
Prior art keywords
graphic
halftone
grasping
generation
coding
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
DE60213657T
Other languages
English (en)
Other versions
DE60213657T2 (de
Inventor
Niranjan Damera-Venkata
Jonathan Yen
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE60213657D1 publication Critical patent/DE60213657D1/de
Application granted granted Critical
Publication of DE60213657T2 publication Critical patent/DE60213657T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
    • G06K19/06018—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking one-dimensional coding
    • G06K19/06028—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking one-dimensional coding using bar codes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
    • G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
DE60213657T 2001-12-19 2002-12-06 Erzeugung von graphischen kodes durch halbtonrasterung mit eingefügter graphischer kodierung Expired - Lifetime DE60213657T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/027,523 US6915020B2 (en) 2001-12-19 2001-12-19 Generating graphical bar codes by halftoning with embedded graphical encoding
US27523 2001-12-19
PCT/US2002/039088 WO2003054786A1 (en) 2001-12-19 2002-12-06 Generating graphical codes by halftoning with embedded graphical encoding

Publications (2)

Publication Number Publication Date
DE60213657D1 true DE60213657D1 (de) 2006-09-14
DE60213657T2 DE60213657T2 (de) 2006-12-28

Family

ID=21838220

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60213657T Expired - Lifetime DE60213657T2 (de) 2001-12-19 2002-12-06 Erzeugung von graphischen kodes durch halbtonrasterung mit eingefügter graphischer kodierung

Country Status (6)

Country Link
US (1) US6915020B2 (de)
EP (1) EP1456812B1 (de)
JP (1) JP4000316B2 (de)
AU (1) AU2002363975A1 (de)
DE (1) DE60213657T2 (de)
WO (1) WO2003054786A1 (de)

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US7468809B2 (en) * 1999-05-25 2008-12-23 Silverbrook Research Pty Ltd Method of printing an interface onto a surface using a complementary ink set
US7122685B2 (en) * 1999-05-25 2006-10-17 Silverbrook Research Pty Ltd Dibenzoanthraquinone based chromophores
US7099019B2 (en) * 1999-05-25 2006-08-29 Silverbrook Research Pty Ltd Interface surface printer using invisible ink
US7162035B1 (en) 2000-05-24 2007-01-09 Tracer Detection Technology Corp. Authentication method and system
US7188778B2 (en) * 2001-09-17 2007-03-13 Codemagic Machine-readable symbol and related method
US8171567B1 (en) 2002-09-04 2012-05-01 Tracer Detection Technology Corp. Authentication method and system
US7328847B1 (en) * 2003-07-30 2008-02-12 Hewlett-Packard Development Company, L.P. Barcode data communication methods, barcode embedding methods, and barcode systems
US20050053289A1 (en) * 2003-09-05 2005-03-10 Sharp Laboratories Of America, Inc. Staged full-image decompressing, re-sizing and half-toning by less than full-image data-file stages
US7017816B2 (en) * 2003-09-30 2006-03-28 Hewlett-Packard Development Company, L.P. Extracting graphical bar codes from template-based documents
US8363282B2 (en) * 2003-10-31 2013-01-29 Hewlett-Packard Development Company, L.P. Halftone screening and bitmap based encoding of information in images
GB2421136A (en) * 2004-12-09 2006-06-14 Sony Uk Ltd Detection of code word coefficients in a watermarked image
TWI288892B (en) * 2005-12-28 2007-10-21 Inst Information Industry Content protection method for vector graph format
JP4664821B2 (ja) * 2006-01-16 2011-04-06 日本電信電話株式会社 具体的対象保証型バーコードシステムおよび具体的対象保証型バーコード処理方法
JP3953501B1 (ja) 2006-03-03 2007-08-08 株式会社バンダイナムコゲームス プログラム、情報記憶媒体、２次元コード生成システム、画像生成システム及び２次元コード
GB0613360D0 (en) * 2006-07-05 2006-08-16 Iti Scotland Ltd Bar code authentication
US7747087B2 (en) * 2006-07-25 2010-06-29 Michael Laude Apparatus, method, and article of manufacture used to encode information into an image and to decode information from a captured image
US20080144124A1 (en) * 2006-10-13 2008-06-19 Ramin Samadani Auxiliary information for reconstructing digital images processed through print-scan channels
US10319181B2 (en) * 2006-11-10 2019-06-11 Aristocrat Technologies Australia Pty, Ltd. Systems and methods for verification using encoded glyphs
CN100511271C (zh) * 2006-11-16 2009-07-08 深圳市天朗时代科技有限公司 二维码解码方法
US8224019B2 (en) * 2007-05-22 2012-07-17 Xerox Corporation Embedding information in document blank space
GB2451437B (en) * 2007-07-27 2012-11-14 Hewlett Packard Development Co Content encoder and decoder and methods of encoding and decoding content
US8276049B2 (en) * 2007-09-04 2012-09-25 Ricoh Company Limited Information processing device and method
US7959080B2 (en) 2008-03-11 2011-06-14 Xpress Systems, Llc System for printing hospital labels and wristbands
WO2010035241A1 (en) * 2008-09-28 2010-04-01 Ramot At Tel Aviv University Ltd. Method and system for adaptive coding in flash memories
US8671327B2 (en) 2008-09-28 2014-03-11 Sandisk Technologies Inc. Method and system for adaptive coding in flash memories
JP5173873B2 (ja) * 2008-11-20 2013-04-03 キヤノン株式会社 画像符号化装置及びその制御方法
JP5116650B2 (ja) * 2008-12-10 2013-01-09 キヤノン株式会社 画像符号化装置及びその制御方法
US8705736B2 (en) * 2008-12-31 2014-04-22 Pitney Bowes Inc. Image encryption for print-and-scan channels using pixel position permutation
US8593697B2 (en) * 2010-01-11 2013-11-26 Hewlett-Packard Development Company, L.P. Document processing
US8313030B2 (en) 2010-11-11 2012-11-20 Psion Inc. System and method for barcode scanning with color image sensors
US8584953B2 (en) 2011-02-24 2013-11-19 Psion, Inc. System and method for decoding barcodes not easily perceptible by human vision
US8500023B2 (en) 2011-02-24 2013-08-06 Psion Inc. System and method for providing sufficient illumination quality for barcodes captured with a color image sensor
TWI492162B (zh) * 2011-05-25 2015-07-11 Generalplus Technology Inc 等灰度二維光學辨識碼裝置
US8555065B2 (en) 2011-08-24 2013-10-08 Jeffrey Thomas CESNIK Method and apparatus for transmitting, receiving and decoding data using encoded patterns of changing colors
US9087260B1 (en) * 2012-01-03 2015-07-21 Google Inc. Hierarchical randomized quantization of multi-dimensional features
US20150155937A1 (en) * 2013-09-16 2015-06-04 Clutch Authentication Systems, Llc System and method for communication over color encoded light patterns
US20150155938A1 (en) * 2013-09-16 2015-06-04 Clutch Authentication Systems, Llc System and method for communication over color encoded light patterns
US9548814B2 (en) * 2013-09-16 2017-01-17 Clutch Authentication Systems, Llc System and method for communication over color encoded light patterns
US9787404B2 (en) * 2013-09-16 2017-10-10 Clutch Authentication Systems, Llc System and method for communication over color encoded light patterns
US20150104184A1 (en) * 2013-09-16 2015-04-16 Clutch Authentication Systems, Llc System and method for communication over color encoded light patterns
EP3100360B1 (de) 2014-01-31 2021-09-22 Hewlett-Packard Development Company, L.P. Gruppen von phaseninvarianten codewörtern
US9454605B1 (en) * 2014-09-12 2016-09-27 Emc Corporation Transferring data between devices using bar codes
FR3091940B1 (fr) * 2019-01-21 2022-04-01 Surys Procédé de traitement d’image pour document d’identité
BR112022011429A2 (pt) * 2019-12-17 2022-08-30 Sicpa Holding Sa Método e dispositivo para ler um padrão codificado bidimensional aplicado em um plano de fundo não uniforme
US20230044174A1 (en) * 2020-01-30 2023-02-09 Hewlett-Packard Development Company, L.P. Halftone screens encoding signatures
CN115310572B (zh) * 2022-08-05 2024-04-16 蚂蚁区块链科技(上海)有限公司 一种图形码的生成方法和图形码校验方法

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US5315098A (en) * 1990-12-27 1994-05-24 Xerox Corporation Methods and means for embedding machine readable digital data in halftone images
JPH05334470A (ja) * 1991-12-27 1993-12-17 Xerox Corp 自己クロッキング図形記号コード
US5818032A (en) * 1997-01-03 1998-10-06 Sun; Tsu-Hung Tom Encoded color halftone micro-dots for high density digital information storage
US5946414A (en) * 1998-08-28 1999-08-31 Xerox Corporation Encoding data in color images using patterned color modulated image regions
US6141441A (en) * 1998-09-28 2000-10-31 Xerox Corporation Decoding data from patterned color modulated image regions in a color image
US6751352B1 (en) * 2000-05-25 2004-06-15 Hewlett-Packard Development Company, L.P. Method and apparatus for generating and decoding a visually significant barcode
US6700992B1 (en) * 2000-07-13 2004-03-02 Eastman Kodak Company Adaptive message embedding error diffusion method
US6655592B2 (en) * 2001-10-10 2003-12-02 Hewlett-Packard Development Company, L.P. Graphically demodulating graphical bar codes without foreknowledge of the original unmodulated base image

Also Published As

Publication number Publication date
JP2005514810A (ja) 2005-05-19
US20030112471A1 (en) 2003-06-19
EP1456812A1 (de) 2004-09-15
JP4000316B2 (ja) 2007-10-31
US6915020B2 (en) 2005-07-05
DE60213657T2 (de) 2006-12-28
WO2003054786A1 (en) 2003-07-03
AU2002363975A1 (en) 2003-07-09
EP1456812B1 (de) 2006-08-02

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P., HOUSTON

8364 No opposition during term of opposition