CN107924470A - 增加设置在光学活性制品上的字符的相异性 - Google Patents

增加设置在光学活性制品上的字符的相异性 Download PDF

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Publication number
CN107924470A
CN107924470A CN201680048623.3A CN201680048623A CN107924470A CN 107924470 A CN107924470 A CN 107924470A CN 201680048623 A CN201680048623 A CN 201680048623A CN 107924470 A CN107924470 A CN 107924470A
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CN
China
Prior art keywords
symbol
special symbol
information
image
readable information
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Pending
Application number
CN201680048623.3A
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English (en)
Chinese (zh)
Inventor
贾斯廷·M·约翰逊
詹姆斯·W·霍华德
托马斯·J·达林
詹姆斯·B·斯尼德尔
詹姆斯·L·C·小韦尔内斯
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3M Innovative Properties Co
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3M Innovative Properties Co
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Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of CN107924470A publication Critical patent/CN107924470A/zh
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/224—Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/14—Image acquisition
    • G06V30/1429—Identifying or ignoring parts by sensing at different wavelengths
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/60—Type of objects
    • G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
    • G06V20/625—License plates
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Image Analysis (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Character Input (AREA)
CN201680048623.3A 2015-08-21 2016-08-19 增加设置在光学活性制品上的字符的相异性 Pending CN107924470A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562207986P 2015-08-21 2015-08-21
US62/207,986 2015-08-21
US201662316827P 2016-04-01 2016-04-01
US62/316,827 2016-04-01
PCT/US2016/047745 WO2017034968A1 (en) 2015-08-21 2016-08-19 Increasing dissimilarity of characters disposed on an optically active article

Publications (1)

Publication Number Publication Date
CN107924470A true CN107924470A (zh) 2018-04-17

Family

ID=56843043

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201680048623.3A Pending CN107924470A (zh) 2015-08-21 2016-08-19 增加设置在光学活性制品上的字符的相异性

Country Status (5)

Country Link
US (1) US10706311B2 (enExample)
EP (1) EP3338219A1 (enExample)
JP (1) JP7018878B2 (enExample)
CN (1) CN107924470A (enExample)
WO (1) WO2017034968A1 (enExample)

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CN114743197A (zh) * 2022-03-29 2022-07-12 宜宾五粮液股份有限公司 复合材料的表面字符识别方法

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CN107924470A (zh) * 2015-08-21 2018-04-17 3M创新有限公司 增加设置在光学活性制品上的字符的相异性
WO2017034938A1 (en) 2015-08-21 2017-03-02 3M Innovative Properties Company Encoding data in symbols disposed on an optically active article
JP6942733B2 (ja) * 2016-05-13 2021-09-29 スリーエム イノベイティブ プロパティズ カンパニー セキュリティ要素を使用した光学活性物品の偽造品検出
WO2018151759A1 (en) 2017-02-20 2018-08-23 3M Innovative Properties Company Optical articles and systems interacting with the same
US10878186B1 (en) * 2017-09-18 2020-12-29 University Of South Florida Content masking attacks against information-based services and defenses thereto
WO2019064108A1 (en) 2017-09-27 2019-04-04 3M Innovative Properties Company PERSONAL PROTECTIVE EQUIPMENT MANAGEMENT SYSTEM USING OPTICAL PATTERNS FOR EQUIPMENT AND SECURITY MONITORING
US20210072436A1 (en) 2017-12-29 2021-03-11 3M Innovative Properties Company Structured retroreflective article with aligned symbols
WO2019147673A1 (en) * 2018-01-25 2019-08-01 Quantronix, Inc. Illuminated markers for vehicle identification and monitoring and related systems and methods
WO2020071286A1 (ja) * 2018-10-03 2020-04-09 パナソニックＩｐマネジメント株式会社 入力装置、入力方法および入力システム
EP3959550A4 (en) 2019-04-25 2023-01-18 3M Innovative Properties Company RETRO-REFLECTIVE ARTICLE INCLUDING MULTIPLE LOCALLY LAMINATED LAYERS
DE102020124060A1 (de) * 2020-09-15 2022-03-17 Erich Utsch Ag Verfahren zur Feststellung einer Manipulation oder Fälschung eines Gegenstands sowie System hierzu
CN113076943A (zh) * 2021-02-23 2021-07-06 海南快停科技有限公司 一种基于车牌特征识别的摄像功能
CN115830606A (zh) * 2021-09-17 2023-03-21 鸿海精密工业股份有限公司 文字瑕疵检测方法、计算机装置及存储介质
WO2025133422A1 (es) * 2023-12-21 2025-06-26 Universidad De Alicante Dispositivo y método de reconocimiento de matrículas persas en movimiento

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CN107011760B (zh) 2016-01-28 2021-07-23 3M中国有限公司 用于减反射涂层的涂料组合物及制法和由其制得的减反射膜
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EP2088568A2 (en) * 2008-02-07 2009-08-12 Brisa-Auto-Estradas de Portugal S.A. Automatic license plate recognition system integrated in an electronic toll collection system
US20100151213A1 (en) * 2008-12-15 2010-06-17 3M Innovative Properties Company Optically active materials and articles and systems in which they may be used
CN102858528A (zh) * 2010-04-15 2013-01-02 3M创新有限公司 包括光学活性区域和光学非活性区域的回射制品
CN102156862A (zh) * 2011-05-06 2011-08-17 杨星 一种反遮改车牌识别系统及识别方法
US20150060551A1 (en) * 2012-03-30 2015-03-05 3M Innovative Ropertiecompany Retroreflective articles having a machine-readable code
US20150191132A1 (en) * 2012-06-19 2015-07-09 3M Innovative Properties Company Sheet for license plate, laminate for license plate, and license plate
US20140328518A1 (en) * 2013-05-06 2014-11-06 Xerox Corporation Methods, systems and processor-readable media for designing a license plate overlay decal having infrared annotation marks

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Publication number Priority date Publication date Assignee Title
CN114743197A (zh) * 2022-03-29 2022-07-12 宜宾五粮液股份有限公司 复合材料的表面字符识别方法

Also Published As

Publication number Publication date
JP2018530086A (ja) 2018-10-11
EP3338219A1 (en) 2018-06-27
JP7018878B2 (ja) 2022-02-14
US10706311B2 (en) 2020-07-07
WO2017034968A1 (en) 2017-03-02
US20180239981A1 (en) 2018-08-23

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