JP2018530086A5 - - Google Patents
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- JP2018530086A5 JP2018530086A5 JP2018528212A JP2018528212A JP2018530086A5 JP 2018530086 A5 JP2018530086 A5 JP 2018530086A5 JP 2018528212 A JP2018528212 A JP 2018528212A JP 2018528212 A JP2018528212 A JP 2018528212A JP 2018530086 A5 JP2018530086 A5 JP 2018530086A5
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- JP
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- Prior art keywords
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- pixel values
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- 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.)
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- 238000000034 method Methods 0.000 claims description 59
- 239000000758 substrate Substances 0.000 claims description 15
- 230000003595 spectral effect Effects 0.000 claims description 12
- 238000002329 infrared spectrum Methods 0.000 claims description 7
- 238000005286 illumination Methods 0.000 claims description 5
- 238000012015 optical character recognition Methods 0.000 claims description 5
- 238000001429 visible spectrum Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000003550 marker Substances 0.000 description 16
- 239000007787 solid Substances 0.000 description 6
- 239000011324 bead Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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 (3)
| Publication Number | Publication Date |
|---|---|
| JP2018530086A JP2018530086A (ja) | 2018-10-11 |
| JP2018530086A5 true JP2018530086A5 (https=) | 2019-09-26 |
| JP7018878B2 JP7018878B2 (ja) | 2022-02-14 |
Family
ID=56843043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018528212A Active JP7018878B2 (ja) | 2015-08-21 | 2016-08-19 | 光学活性物品上に配置された文字の相違性の増大 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10706311B2 (https=) |
| EP (1) | EP3338219A1 (https=) |
| JP (1) | JP7018878B2 (https=) |
| CN (1) | CN107924470A (https=) |
| WO (1) | WO2017034968A1 (https=) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107924469B (zh) | 2015-08-21 | 2022-04-12 | 3M创新有限公司 | 对设置在光学活性制品上的符号中的数据进行编码 |
| 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 |
| EP4296998A3 (en) * | 2016-05-13 | 2024-02-28 | 3M Innovative Properties Company | Counterfeit detection of an optically active article using security elements |
| WO2018151760A1 (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 |
| US11314971B2 (en) | 2017-09-27 | 2022-04-26 | 3M Innovative Properties Company | Personal protective equipment management system using optical patterns for equipment and safety monitoring |
| WO2019130186A1 (en) | 2017-12-29 | 2019-07-04 | 3M Innovative Properties Company | Structured retroreflective article with aligned symbols |
| US20210097904A1 (en) * | 2018-01-25 | 2021-04-01 | 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 |
| CN115830606B (zh) * | 2021-09-17 | 2026-03-20 | 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 |
| CN114743197B (zh) * | 2022-03-29 | 2025-07-11 | 宜宾五粮液股份有限公司 | 复合材料的表面字符识别方法 |
| WO2025133422A1 (es) * | 2023-12-21 | 2025-06-26 | Universidad De Alicante | Dispositivo y método de reconocimiento de matrículas persas en movimiento |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57204096A (en) * | 1981-06-09 | 1982-12-14 | Nippon Electric Co | Work recognizer |
| IE902400A1 (en) * | 1989-08-03 | 1991-02-13 | Minnesota Mining & Mfg | Retroreflective vehicle identififcation articles having¹improved machine legibility |
| US6832728B2 (en) | 2001-03-26 | 2004-12-21 | Pips Technology, Inc. | Remote indicia reading system |
| US7387393B2 (en) | 2005-12-19 | 2008-06-17 | Palo Alto Research Center Incorporated | Methods for producing low-visibility retroreflective visual tags |
| US8194914B1 (en) | 2006-10-19 | 2012-06-05 | Spyder Lynk, Llc | Encoding and decoding data into an image using identifiable marks and encoded elements |
| GB0714141D0 (en) | 2007-07-19 | 2007-08-29 | Rue De Int Ltd | security device |
| PT103960B (pt) * | 2008-02-07 | 2010-05-10 | Brisa Auto Estradas De Portuga | Sistema reconhecimento automático de matrículas integrado num sistema de cobranças electrónica de portagens |
| US8865293B2 (en) | 2008-12-15 | 2014-10-21 | 3M Innovative Properties Company | Optically active materials and articles and systems in which they may be used |
| US20110084126A1 (en) | 2009-10-08 | 2011-04-14 | 3M Innovative Properties Company | Methods and systems for enhancing read accuracy in automated license plate reader systems |
| MX2012004107A (es) | 2009-10-08 | 2012-05-08 | 3M Innovative Properties Co | Lamina retrorreflectante de alto contraste y numeros de matriculas. |
| US8704889B2 (en) * | 2010-03-16 | 2014-04-22 | Hi-Tech Solutions Ltd. | Method and apparatus for acquiring images of car license plates |
| JP5997132B2 (ja) * | 2010-04-15 | 2016-09-28 | スリーエム イノベイティブ プロパティズ カンパニー | 再帰反射性物品及びその形成方法 |
| US9483677B2 (en) * | 2010-09-20 | 2016-11-01 | Hid Global Corporation | Machine-readable symbols |
| CN102156862B (zh) * | 2011-05-06 | 2014-01-01 | 杨星 | 一种反遮改车牌识别系统及识别方法 |
| DE102011053052B3 (de) * | 2011-08-26 | 2013-02-28 | Jenoptik Robot Gmbh | Verfahren und Vorrichtung zur Identifikation von Kraftfahrzeugen zur Verkehrsüberwachung |
| EP2831815A1 (en) | 2012-03-30 | 2015-02-04 | 3M Innovative Properties Company | Retroreflective articles having a machine-readable code |
| JP2014024537A (ja) * | 2012-06-19 | 2014-02-06 | 3M Innovative Properties Co | ナンバープレート用シート、ナンバープレート用積層体、ナンバープレートおよびナンバープレート用装飾部材 |
| US9002066B2 (en) * | 2013-05-06 | 2015-04-07 | Xerox Corporation | Methods, systems and processor-readable media for designing a license plate overlay decal having infrared annotation marks |
| US9384423B2 (en) * | 2013-05-28 | 2016-07-05 | Xerox Corporation | System and method for OCR output verification |
| WO2015148426A1 (en) | 2014-03-25 | 2015-10-01 | 3M Innovative Properties Company | Articles capable of use in alpr systems |
| US10482361B2 (en) * | 2015-07-05 | 2019-11-19 | Thewhollysee Ltd. | Optical identification and characterization system and tags |
| 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 |
| 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 |
| US10019640B2 (en) * | 2016-06-24 | 2018-07-10 | Accenture Global Solutions Limited | Intelligent automatic license plate recognition for electronic tolling environments |
| US10296794B2 (en) * | 2016-12-20 | 2019-05-21 | Jayant Rtti | On-demand artificial intelligence and roadway stewardship system |
-
2016
- 2016-08-19 CN CN201680048623.3A patent/CN107924470A/zh active Pending
- 2016-08-19 WO PCT/US2016/047745 patent/WO2017034968A1/en not_active Ceased
- 2016-08-19 US US15/754,138 patent/US10706311B2/en active Active
- 2016-08-19 JP JP2018528212A patent/JP7018878B2/ja active Active
- 2016-08-19 EP EP16758036.4A patent/EP3338219A1/en not_active Withdrawn
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