DE60331880D1 - Verfahren zum Lesen eines zweidimensionalen Codes für ein tragbares Gerät mit einer digitalen Kamera - Google Patents

Verfahren zum Lesen eines zweidimensionalen Codes für ein tragbares Gerät mit einer digitalen Kamera

Info

Publication number
DE60331880D1
DE60331880D1 DE60331880T DE60331880T DE60331880D1 DE 60331880 D1 DE60331880 D1 DE 60331880D1 DE 60331880 T DE60331880 T DE 60331880T DE 60331880 T DE60331880 T DE 60331880T DE 60331880 D1 DE60331880 D1 DE 60331880D1
Authority
DE
Germany
Prior art keywords
reading
digital camera
portable device
dimensional code
dimensional
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
DE60331880T
Other languages
English (en)
Inventor
Hajime Shimizu
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE60331880D1 publication Critical patent/DE60331880D1/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
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/1439—Methods for optical code recognition including a method step for retrieval of the optical code
    • G06K7/1443—Methods for optical code recognition including a method step for retrieval of the optical code locating of the code in an image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/1439—Methods for optical code recognition including a method step for retrieval of the optical code
    • G06K7/1456—Methods for optical code recognition including a method step for retrieval of the optical code determining the orientation of the optical code with respect to the reader and correcting therefore
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2101/00—Still video cameras

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
  • Cash Registers Or Receiving Machines (AREA)
DE60331880T 2002-07-18 2003-07-09 Verfahren zum Lesen eines zweidimensionalen Codes für ein tragbares Gerät mit einer digitalen Kamera Expired - Lifetime DE60331880D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002210211A JP2004054529A (ja) 2002-07-18 2002-07-18 ２次元コード読み取り方法，２次元コード読み取りプログラム，該２次元コード読み取りプログラムの記録媒体及び２次元コード読み取り装置

Publications (1)

Publication Number Publication Date
DE60331880D1 true DE60331880D1 (de) 2010-05-12

Family

ID=29774663

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60331880T Expired - Lifetime DE60331880D1 (de) 2002-07-18 2003-07-09 Verfahren zum Lesen eines zweidimensionalen Codes für ein tragbares Gerät mit einer digitalen Kamera

Country Status (6)

Country Link
US (1) US6786412B2 (de)
EP (1) EP1383070B1 (de)
JP (1) JP2004054529A (de)
KR (1) KR100570242B1 (de)
CN (1) CN1260673C (de)
DE (1) DE60331880D1 (de)

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JP4794847B2 (ja) * 2004-10-29 2011-10-19 キヤノン株式会社 ２次元コードおよび情報処理方法
WO2006112866A2 (en) * 2005-04-13 2006-10-26 Scanbuy, Inc. Visual code system for camera-equipped mobile devices and applications thereof
US7412089B2 (en) * 2005-05-23 2008-08-12 Nextcode Corporation Efficient finder patterns and methods for application to 2D machine vision problems
US8430300B2 (en) * 2005-05-26 2013-04-30 Codebroker, Llc Using validity events to control the use of coupons containing barcodes in mobile devices that display the barcodes for reading by barcode readers
US7412106B1 (en) * 2005-06-25 2008-08-12 Cognex Technology And Investment Corporation Methods for locating and decoding distorted two-dimensional matrix symbols
US7597262B2 (en) * 2005-07-13 2009-10-06 Nokia Corporation Two dimensional (2D) code and code size indication method
KR100828539B1 (ko) * 2005-09-20 2008-05-13 후지제롯쿠스 가부시끼가이샤 이차원 코드의 검출 방법, 검출 장치, 및 검출 프로그램을기억한 기억 매체
JP2007156879A (ja) * 2005-12-06 2007-06-21 Sony Corp 情報処理装置および方法、並びにプログラム
US7878402B2 (en) * 2005-12-20 2011-02-01 Cognex Technology And Investment Corporation Decoding distorted symbols
JP2007172304A (ja) * 2005-12-22 2007-07-05 Sony Corp ２次元バーコード、情報処理装置、情報処理方法、並びにプログラム
US7546950B2 (en) * 2006-03-28 2009-06-16 Seiko Epson Corporation Method and apparatus for locating and decoding a two-dimensional machine-readable symbol
US8150163B2 (en) * 2006-04-12 2012-04-03 Scanbuy, Inc. System and method for recovering image detail from multiple image frames in real-time
US8736615B2 (en) 2006-04-27 2014-05-27 Codebroker, Llc Customizing barcode images for particular displays
KR100829108B1 (ko) * 2006-06-27 2008-05-16 (주)코아정보시스템 패턴 기울기 계산 기능을 갖는 2차원 바코드 판독 장치 및방법
US8448061B1 (en) 2007-03-30 2013-05-21 Adobe Systems Incorporated User interfaces and methods to create electronic documents with forms implementing content input fields
US8746581B2 (en) 2007-06-19 2014-06-10 Codebroker, Llc Techniques for providing an electronic representation of a card
CN101419637B (zh) * 2007-10-22 2011-08-24 鸿富锦精密工业（深圳）有限公司 冲压模具未封闭图形自动检查系统及方法
US20100084481A1 (en) * 2008-10-02 2010-04-08 Silverbrook Research Pty Ltd Coding pattern having merged data symbols
WO2010049415A1 (en) * 2008-10-29 2010-05-06 Schreiner Group Gmbh & Co. Kg Method and apparatus for determining the position of a noise-like pattern within an image
US8101813B2 (en) * 2008-10-30 2012-01-24 Kimberly-Clark Worldwide, Inc. Training progress indicator
USD656852S1 (en) 2010-08-06 2012-04-03 Kimberly-Clark Worldwide, Inc. Wetness indicator
US9018434B2 (en) 2010-08-06 2015-04-28 Kimberly-Clark Worldwide, Inc. Absorbent articles with intricate graphics
US20120173249A1 (en) 2010-12-30 2012-07-05 Kimberly-Clark Worldwide, Inc. Absorbent Article With Integrated Machine Readable Code
US9220640B2 (en) 2010-12-30 2015-12-29 Kimberly-Clark Worldwide, Inc. Absorbent article including two dimensional code made from an active graphic
JP5178860B2 (ja) * 2011-02-24 2013-04-10 任天堂株式会社 画像認識プログラム、画像認識装置、画像認識システム、および画像認識方法
JP5362058B2 (ja) * 2011-05-17 2013-12-11 東芝テック株式会社 コード読取装置及びプログラム
KR101237339B1 (ko) * 2011-09-08 2013-02-28 (주)이컴앤드시스템 2차원 바코드 영상의 추출 및 디코딩 장치, 그 방법
TW201401790A (zh) * 2012-06-20 2014-01-01 Real Touch Corp 圖碼之編碼解碼方法及其系統
US20140040928A1 (en) * 2012-08-02 2014-02-06 Microsoft Corporation Audience polling system
KR20140108749A (ko) * 2013-02-27 2014-09-15 한국전자통신연구원 프라이버시 보호형 문서 인증 정보 생성 장치 및 이를 이용한 프라이버시 보호형 문서 인증 방법
KR101460350B1 (ko) * 2013-03-26 2014-11-13 금오공과대학교 산학협력단 마커 인식 장치 및 방법
CN112861560B (zh) 2017-09-27 2023-12-22 创新先进技术有限公司 二维码定位方法及装置
CN107944321A (zh) * 2017-11-28 2018-04-20 努比亚技术有限公司 一种图像识别方法、终端和计算机可读存储介质
US10824833B2 (en) * 2018-01-11 2020-11-03 Amrita Vishwa Vidyapeetham Optical polling platform detection system
US11514256B2 (en) * 2018-10-01 2022-11-29 Hitachi Industrial Equipment Systems Co., Ltd. Printing inspection device
CN109753839A (zh) * 2019-01-16 2019-05-14 上海龙旗科技股份有限公司 二维码识别优化方法及设备
CN109934037B (zh) * 2019-03-14 2022-08-26 北京龙贝世纪科技股份有限公司 一种二维码图像寻像方法、定位方法、服务器及存储介质
CN110481602B (zh) * 2019-07-15 2021-06-25 广西柳钢东信科技有限公司 一种轨道运输设备的实时定位方法及装置
CN112578799B (zh) * 2021-02-25 2022-02-11 德鲁动力科技(成都)有限公司 四足机器人自主充电方法及自主充电四足机器人
CN113688649A (zh) * 2021-08-16 2021-11-23 江苏博赛孚医疗科技有限公司 一种快速的qr码定位方法

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Also Published As

Publication number Publication date
US6786412B2 (en) 2004-09-07
US20040011872A1 (en) 2004-01-22
KR100570242B1 (ko) 2006-04-12
EP1383070A3 (de) 2006-12-13
KR20040010218A (ko) 2004-01-31
CN1260673C (zh) 2006-06-21
EP1383070B1 (de) 2010-03-31
CN1512434A (zh) 2004-07-14
JP2004054529A (ja) 2004-02-19
EP1383070A2 (de) 2004-01-21

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