CN100347714C - 用于定位二维条形码的方法和设备 - Google Patents

用于定位二维条形码的方法和设备 Download PDF

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Publication number
CN100347714C
CN100347714C CNB2004100768154A CN200410076815A CN100347714C CN 100347714 C CN100347714 C CN 100347714C CN B2004100768154 A CNB2004100768154 A CN B2004100768154A CN 200410076815 A CN200410076815 A CN 200410076815A CN 100347714 C CN100347714 C CN 100347714C
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CN1746898A (zh
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赵洪生
刘加强
胥立丰
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Canon Inc
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Canon Inc
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Priority to CNB2004100768154A priority Critical patent/CN100347714C/zh
Priority to US11/202,106 priority patent/US7273175B2/en
Priority to JP2005258311A priority patent/JP4154413B2/ja
Publication of CN1746898A publication Critical patent/CN1746898A/zh
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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 OR CALCULATING; 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
CNB2004100768154A 2004-09-07 2004-09-07 用于定位二维条形码的方法和设备 Expired - Fee Related CN100347714C (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CNB2004100768154A CN100347714C (zh) 2004-09-07 2004-09-07 用于定位二维条形码的方法和设备
US11/202,106 US7273175B2 (en) 2004-09-07 2005-08-12 Method, an apparatus and a storage medium for locating QR codes
JP2005258311A JP4154413B2 (ja) 2004-09-07 2005-09-06 Ｑｒコードの位置を確認するための方法、装置、及び記憶媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2004100768154A CN100347714C (zh) 2004-09-07 2004-09-07 用于定位二维条形码的方法和设备

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CN1746898A CN1746898A (zh) 2006-03-15
CN100347714C true CN100347714C (zh) 2007-11-07

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US (1) US7273175B2 (enExample)
JP (1) JP4154413B2 (enExample)
CN (1) CN100347714C (enExample)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009044720A1 (ja) * 2007-10-02 2009-04-09 B-Core Inc. 光学式認識コード読み取り方法及び装置並びにプログラム並びに光学式認識コードがマーキングされた被印物
CN101482933B (zh) * 2008-01-08 2010-09-01 纬创资通股份有限公司 用于高速识读码的辨识数据产生方法及其相关装置
US20100084470A1 (en) * 2008-10-03 2010-04-08 Microsoft Corporation Two-dimensional barcode localization for camera based devices
US9355293B2 (en) * 2008-12-22 2016-05-31 Canon Kabushiki Kaisha Code detection and decoding system
TW201113815A (en) * 2009-10-09 2011-04-16 Primax Electronics Ltd QR code processing method and apparatus thereof
US20110290882A1 (en) * 2010-05-28 2011-12-01 Microsoft Corporation Qr code detection
AU2011203186A1 (en) 2010-07-01 2012-01-19 Aristocrat Technologies Australia Pty Limited A method of gaming, a gaming system, and a game controller
AU2010257441B2 (en) * 2010-12-24 2012-09-20 Canon Kabushiki Kaisha Method, apparatus and system for identifying candidate pairs of finder patterns of a barcode
US8439275B2 (en) 2011-04-06 2013-05-14 Eastman Kodak Company Multi-resolution optical codes
US8807435B2 (en) 2011-04-06 2014-08-19 Eastman Kodak Company Decoding multi-resolution optical codes
US8511575B2 (en) 2011-04-27 2013-08-20 Intellectual Ventures Fund 83 Llc Digital image file including optical code
US8665472B2 (en) 2011-04-27 2014-03-04 Intellectual Ventures Fund 83 Llc Producing an image and optical file from a visible first digital image and from a visible second digital image of a machine-readable optical code which encodes information associated with or derived from the first digital image
US8763904B2 (en) 2011-04-27 2014-07-01 Intellectual Ventures Fund 83 Llc Visibly forming an image and optical code
US8463765B2 (en) 2011-04-29 2013-06-11 Zachary C. LESAVICH Method and system for creating vertical search engines with cloud computing networks
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
US8967482B2 (en) 2011-05-23 2015-03-03 Intellectual Ventures Fund 83 Llc Image selection method using machine-readable codes
CN102810151B (zh) * 2011-06-02 2015-10-21 航天信息股份有限公司 容量优先异形矩阵式二维条码排布方法
US8596523B2 (en) 2011-07-28 2013-12-03 Intellectual Ventures Fund 83 Llc Index print with machine-readable codes
US8646691B2 (en) 2011-09-13 2014-02-11 Intellectual Ventures Fund 83 Llc Apparatus and method for using machine-readable codes
CN102346850B (zh) * 2011-10-13 2013-08-14 西北工业大学 复杂金属背景下DataMatrix条码区域定位方法
US8534542B2 (en) 2012-01-17 2013-09-17 Intellectual Ventures Fund 83 Llc Making an ordered element list
US9082131B2 (en) 2012-01-30 2015-07-14 Topcon Positioning Systems, Inc. Method and apparatus for tracking items and providing item information
US9038917B2 (en) * 2012-02-01 2015-05-26 Optoelectronics Co. Ltd. System and method for noise reduction in a bar code signal
US8634651B2 (en) * 2012-02-29 2014-01-21 Accusoft Corporation Methods and apparatus for locating target patterns in an image
US8651370B1 (en) 2012-05-10 2014-02-18 Orion Photo Industries, Inc. System for providing coded personalized souvenirs
CN102779264B (zh) * 2012-07-10 2015-05-13 北京恒信彩虹科技有限公司 一种实现条码识读的方法及装置
USD702723S1 (en) * 2012-11-09 2014-04-15 Blackberry Limited Display screen or portion thereof with icon
USD730365S1 (en) * 2013-01-09 2015-05-26 Tencent Technology (Shenzhen) Company Limited Portion of a display screen with graphical user interface
GB2518443A (en) 2013-09-24 2015-03-25 Ibm Method for detecting phishing of a matrix barcode
CN103473527A (zh) * 2013-09-25 2013-12-25 中山爱科数字科技股份有限公司 一种改进的二维码标签识别方法
CN104517108B (zh) * 2013-09-29 2017-12-22 北大方正集团有限公司 一种确定qr码二值化图像边缘线的方法及系统
CN104517090B (zh) * 2013-09-29 2017-09-05 北大方正集团有限公司 一种qr码探测图形的检测方法及系统
CN103701586A (zh) * 2013-11-07 2014-04-02 金硕澳门离岸商业服务有限公司 获取密钥的方法和装置
TWI509528B (zh) * 2013-12-13 2015-11-21 Univ Nat Taiwan 風格化快速響應碼產生裝置及其方法
USD757094S1 (en) * 2014-04-29 2016-05-24 Tencent Technology (Shenzhen) Company Limited Display screen portion with animated graphical user interface
EP3178034B1 (en) * 2014-08-08 2021-02-24 Intel Corporation Qr image based device management
JP6677037B2 (ja) 2016-03-23 2020-04-08 富士ゼロックス株式会社 情報処理装置、画像読み取り装置、および、プログラム
CN107895275A (zh) * 2017-11-28 2018-04-10 北京信用达互联网信息技术有限公司 产品反假冒举证方法
US10366315B1 (en) 2018-08-15 2019-07-30 Fmr Llc Generating a quick response (QR) grid associated with a digital document
JP7021651B2 (ja) * 2019-03-01 2022-02-17 オムロン株式会社 シンボル境界特定装置、シンボル境界特定方法および画像処理プログラム
US10534948B1 (en) 2019-03-18 2020-01-14 Capital One Services, Llc Optimizing detection of images in relation to targets based on colorspace transformation techniques
US10496862B1 (en) 2019-03-18 2019-12-03 Capital One Services, Llc Detection of images in relation to targets based on colorspace transformation techniques and utilizing ultraviolet light
US10509991B1 (en) 2019-03-18 2019-12-17 Capital One Services, Llc Detection of images in relation to targets based on colorspace transformation techniques and utilizing infrared light
US10496911B1 (en) 2019-03-18 2019-12-03 Capital One Services, Llc Detection of images in relation to targets based on colorspace transformation techniques and utilizing ultraviolet and infrared light
US10523420B1 (en) 2019-04-18 2019-12-31 Capital One Services, Llc Transmitting encoded data along transmission mediums based on colorspace schemes
US10504013B1 (en) 2019-04-24 2019-12-10 Capital One Services, Llc Colorspace encoding multimedia data on a physical page
US10529300B1 (en) 2019-06-20 2020-01-07 Capital One Services, Llc Adaptive image display based on colorspace conversions
US10614635B1 (en) 2019-07-25 2020-04-07 Capital One Services, Llc Augmented reality system with color-based fiducial marker
US11455480B2 (en) 2019-09-06 2022-09-27 Vitiprints, LLC Image and quick art response code system
US10833852B1 (en) 2019-10-03 2020-11-10 Capital One Services, Llc Encoded data along tape based on colorspace schemes
US10715183B1 (en) 2019-10-25 2020-07-14 Capital One Services, Llc Data encoding with error-correcting code pursuant to colorspace schemes
US10867226B1 (en) 2019-11-04 2020-12-15 Capital One Services, Llc Programmable logic array and colorspace conversions
US10762371B1 (en) 2019-11-14 2020-09-01 Capital One Services, Llc Object detection techniques using colorspace conversions
US10878600B1 (en) 2019-12-10 2020-12-29 Capital One Services, Llc Augmented reality system with color-based fiducial marker utilizing local adaptive technology
US11302036B2 (en) 2020-08-19 2022-04-12 Capital One Services, Llc Color conversion between color spaces using reduced dimension embeddings

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1079321A (zh) * 1992-05-29 1993-12-08 欧林巴斯光学工业股份有限公司 条形码读取装置
CN1092191A (zh) * 1992-06-25 1994-09-14 欧林巴斯光学工业股份有限公司 带有可消除二维码的记录体
CN1455370A (zh) * 2002-04-29 2003-11-12 深圳矽感科技有限公司 二维条形码卡及其解码方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4122629B2 (ja) * 1998-09-03 2008-07-23 株式会社デンソー ２次元コードの生成方法
JP4301775B2 (ja) * 2002-07-18 2009-07-22 シャープ株式会社 ２次元コード読み取り装置，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及び該プログラムの記録媒体

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1079321A (zh) * 1992-05-29 1993-12-08 欧林巴斯光学工业股份有限公司 条形码读取装置
CN1092191A (zh) * 1992-06-25 1994-09-14 欧林巴斯光学工业股份有限公司 带有可消除二维码的记录体
CN1455370A (zh) * 2002-04-29 2003-11-12 深圳矽感科技有限公司 二维条形码卡及其解码方法

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US20060082475A1 (en) 2006-04-20
US7273175B2 (en) 2007-09-25
JP4154413B2 (ja) 2008-09-24
JP2006079615A (ja) 2006-03-23
CN1746898A (zh) 2006-03-15

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