BR102012033723A8 - método para restauração de imagens de códigos de barras desfocados - Google Patents

método para restauração de imagens de códigos de barras desfocados

Info

Publication number
BR102012033723A8
BR102012033723A8 BR102012033723A BR102012033723A BR102012033723A8 BR 102012033723 A8 BR102012033723 A8 BR 102012033723A8 BR 102012033723 A BR102012033723 A BR 102012033723A BR 102012033723 A BR102012033723 A BR 102012033723A BR 102012033723 A8 BR102012033723 A8 BR 102012033723A8
Authority
BR
Brazil
Prior art keywords
barcode images
specifically
devices
present
handheld
Prior art date
Application number
BR102012033723A
Other languages
English (en)
Other versions
BR102012033723B1 (pt
BR102012033723A2 (pt
Inventor
Manuel De Freitas Jorge Eduardo
Telmo Fonseca Santos Eduardo
Dos Santos Anunciação Geovane
De Almeida Neves Gustavo
Rebouças De Oliveira Luciano
Original Assignee
Samsung Eletronica Da Amazonia Ltda
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 Samsung Eletronica Da Amazonia Ltda filed Critical Samsung Eletronica Da Amazonia Ltda
Publication of BR102012033723A2 publication Critical patent/BR102012033723A2/pt
Publication of BR102012033723A8 publication Critical patent/BR102012033723A8/pt
Publication of BR102012033723B1 publication Critical patent/BR102012033723B1/pt

Links

Classifications

    • G06T5/73—
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20192—Edge enhancement; Edge preservation

Landscapes

  • Image Processing (AREA)
  • Studio Devices (AREA)
  • Telephone Function (AREA)

Abstract

“método para restauração de imagens de códigos de barras desfocados”. a presente invenção refere-se ao campo da interação humana com dispositivos móveis, mais especificamente a interação feita pelo reconhecimento automático de imagens de códigos de barras capturados pela câmera integrada em dispositivos portáteis, particularmente telefones móveis, smartphones, assistentes pessoais digitais(pda), câmeras digitais portáteis, entre outros.mais especificamente, refere-se a um método para efetuar a leitura de códigos de barras por meio de dispositivos portáteis com câmeras digitais. a presente invenção fornece um método para restaurar imagens de códigos de barras danificadas pelo efeito de desfocagem devido à falta de foco das imagens capturadas com câmeras de baixo custo com foco fixo.o método proposto trata a imagem de códigos de barras de forma a possibilitar a decodificação correta de seu conteúdo.
BR102012033723-1A 2011-12-28 2012-12-28 método para restauração de imagens de códigos de barras desfocados BR102012033723B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/338,988 US8867857B2 (en) 2011-12-28 2011-12-28 Method for restoration of blurred barcode images
US13/338,988 2011-12-28

Publications (3)

Publication Number Publication Date
BR102012033723A2 BR102012033723A2 (pt) 2015-05-12
BR102012033723A8 true BR102012033723A8 (pt) 2018-06-05
BR102012033723B1 BR102012033723B1 (pt) 2020-12-01

Family

ID=48694849

Family Applications (1)

Application Number Title Priority Date Filing Date
BR102012033723-1A BR102012033723B1 (pt) 2011-12-28 2012-12-28 método para restauração de imagens de códigos de barras desfocados

Country Status (2)

Country Link
US (1) US8867857B2 (pt)
BR (1) BR102012033723B1 (pt)

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CN114662519B (zh) * 2022-05-24 2022-09-27 武汉朗修科技有限公司 基于位置探测图形梯度和强度先验的qr码盲去模糊方法
CN116205806B (zh) * 2023-01-28 2023-09-19 荣耀终端有限公司 一种图像增强方法及电子设备
CN117237231B (zh) * 2023-11-10 2024-02-09 深圳市善之能科技有限公司 一种防止显示屏画面模糊的渐变调整方法及系统
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Also Published As

Publication number Publication date
US20130170765A1 (en) 2013-07-04
BR102012033723B1 (pt) 2020-12-01
US8867857B2 (en) 2014-10-21
BR102012033723A2 (pt) 2015-05-12

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Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B03H Publication of an application: rectification [chapter 3.8 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 28/12/2012, OBSERVADAS AS CONDICOES LEGAIS.