CL2022001659A1 - Método y dispositivo para leer un patrón bidimensional codificado, aplicado sobre un fondo no uniforme - Google Patents
Método y dispositivo para leer un patrón bidimensional codificado, aplicado sobre un fondo no uniformeInfo
- Publication number
- CL2022001659A1 CL2022001659A1 CL2022001659A CL2022001659A CL2022001659A1 CL 2022001659 A1 CL2022001659 A1 CL 2022001659A1 CL 2022001659 A CL2022001659 A CL 2022001659A CL 2022001659 A CL2022001659 A CL 2022001659A CL 2022001659 A1 CL2022001659 A1 CL 2022001659A1
- Authority
- CL
- Chile
- Prior art keywords
- pattern
- symbols
- reading
- coded pattern
- uniform background
- Prior art date
Links
Classifications
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- 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
- G06K19/06046—Constructional details
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- 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
-
- 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
- G06K19/06046—Constructional details
- G06K19/06093—Constructional details the marking being constructed out of a plurality of similar markings, e.g. a plurality of barcodes randomly oriented on an object
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Editing Of Facsimile Originals (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Error Detection And Correction (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
La invención se refiere a un método y un dispositivo para detectar y descodificar un patrón bidimensional codificado, p. ej. del tipo patrón de codificación robusta (REP), incluso en caso de que el patrón esté aplicado sobre un fondo de color no uniforme de una superficie de un sustrato. Las operaciones para descodificar dicho patrón codificado implican detectar los estados de sus símbolos a través de un patrón de prueba, comprobar que las diferencias locales entre los valores de parámetro de los elementos de los símbolos son coherentes con una representación permitida del patrón de prueba para asignar, mediante asignación de tipo uno a uno, los estados de los símbolos del patrón de prueba a los correspondientes símbolos del patrón codificado, y descodificar el patrón codificado en función de la representación asignada de sus símbolos.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19216918 | 2019-12-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
CL2022001659A1 true CL2022001659A1 (es) | 2023-01-20 |
Family
ID=68944184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CL2022001659A CL2022001659A1 (es) | 2019-12-17 | 2022-06-17 | Método y dispositivo para leer un patrón bidimensional codificado, aplicado sobre un fondo no uniforme |
Country Status (8)
Country | Link |
---|---|
US (1) | US11847516B2 (es) |
EP (1) | EP4078451A1 (es) |
AR (1) | AR120746A1 (es) |
BR (1) | BR112022011429A2 (es) |
CL (1) | CL2022001659A1 (es) |
DO (1) | DOP2022000123A (es) |
TW (1) | TW202127320A (es) |
WO (1) | WO2021122311A1 (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113963095B (zh) * | 2021-09-01 | 2022-07-05 | 泰瑞数创科技(北京)有限公司 | 基于人工智能的城市三维地图视频流加密方法及系统 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6813366B1 (en) * | 1995-05-08 | 2004-11-02 | Digimarc Corporation | Steganographic decoding with transform to spatial domain |
US7050143B1 (en) * | 1998-07-10 | 2006-05-23 | Silverbrook Research Pty Ltd | Camera system with computer language interpreter |
DE60213559T2 (de) * | 2001-01-22 | 2007-10-18 | Hand Held Products, Inc. | Optischer leser mit teilbild-ausschnitt-funktion |
US6915020B2 (en) * | 2001-12-19 | 2005-07-05 | Hewlett-Packard Development Company, L.P. | Generating graphical bar codes by halftoning with embedded graphical encoding |
US7219841B2 (en) * | 2004-11-05 | 2007-05-22 | Hand Held Products, Inc. | Device and system for verifying quality of bar codes |
US7780089B2 (en) * | 2005-06-03 | 2010-08-24 | Hand Held Products, Inc. | Digital picture taking optical reader having hybrid monochrome and color image sensor array |
US8295640B2 (en) * | 2005-07-13 | 2012-10-23 | Intermec Ip Corp. | Noise reduction by image subtraction in an automatic data collection device, such as an image acquisition device |
US8083148B2 (en) * | 2008-12-16 | 2011-12-27 | Hand Held Products, Inc. | Indicia reading terminal including frame processing |
WO2012037985A1 (fr) | 2010-09-24 | 2012-03-29 | Sicpa Holding Sa | Motif d'identification bidimensionnel, article comprenant un tel motif et procedes de marquage et d'identification d'un tel motif. |
US8657200B2 (en) * | 2011-06-20 | 2014-02-25 | Metrologic Instruments, Inc. | Indicia reading terminal with color frame processing |
ES2628458T3 (es) | 2011-11-15 | 2017-08-02 | Sicpa Holding Sa | Patrón de codificación de una información digital sobre una superficie y métodos de marcado y de lectura |
TW201531953A (zh) * | 2013-12-17 | 2015-08-16 | Sicpa Holding Sa | 包含表面上二個圖案之標記 |
TW201531954A (zh) * | 2013-12-17 | 2015-08-16 | Sicpa Holding Sa | 二維識別圖案、包括此圖案之製品,及用於標記及識別此圖案之方法 |
US10102463B2 (en) * | 2015-01-13 | 2018-10-16 | A.T Communications Co., Ltd. | Two-dimensional code generation device, two-dimensional code generation method, and non-transitory computer-readable recording medium |
JP6743245B1 (ja) * | 2019-06-12 | 2020-08-19 | 株式会社バンダイ | 識別コード付き玩具 |
-
2020
- 2020-12-10 US US17/786,935 patent/US11847516B2/en active Active
- 2020-12-10 BR BR112022011429A patent/BR112022011429A2/pt unknown
- 2020-12-10 EP EP20820210.1A patent/EP4078451A1/en active Pending
- 2020-12-10 WO PCT/EP2020/085532 patent/WO2021122311A1/en unknown
- 2020-12-14 AR ARP200103470A patent/AR120746A1/es unknown
- 2020-12-16 TW TW109144411A patent/TW202127320A/zh unknown
-
2022
- 2022-06-14 DO DO2022000123A patent/DOP2022000123A/es unknown
- 2022-06-17 CL CL2022001659A patent/CL2022001659A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
TW202127320A (zh) | 2021-07-16 |
US11847516B2 (en) | 2023-12-19 |
WO2021122311A1 (en) | 2021-06-24 |
EP4078451A1 (en) | 2022-10-26 |
US20230028616A1 (en) | 2023-01-26 |
BR112022011429A2 (pt) | 2022-08-30 |
DOP2022000123A (es) | 2022-09-15 |
AR120746A1 (es) | 2022-03-16 |
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