BRPI0820989A2 - método e aparelho para marcar um documento utilizando uma combinação entre guilochês e marcação d'água, método e aparelho para ler a combinação anterior - Google Patents

método e aparelho para marcar um documento utilizando uma combinação entre guilochês e marcação d'água, método e aparelho para ler a combinação anterior

Info

Publication number
BRPI0820989A2
BRPI0820989A2 BRPI0820989A BRPI0820989A BRPI0820989A2 BR PI0820989 A2 BRPI0820989 A2 BR PI0820989A2 BR PI0820989 A BRPI0820989 A BR PI0820989A BR PI0820989 A BRPI0820989 A BR PI0820989A BR PI0820989 A2 BRPI0820989 A2 BR PI0820989A2
Authority
BR
Brazil
Prior art keywords
combination
watermarking
medium
guilloche
reference points
Prior art date
Application number
BRPI0820989A
Other languages
English (en)
Inventor
Mourtel Christophe
Ros Frédéric
Pohjola Teemu
Original Assignee
Gemalto Oy
Gemalto Sa
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 Gemalto Oy, Gemalto Sa filed Critical Gemalto Oy
Publication of BRPI0820989A2 publication Critical patent/BRPI0820989A2/pt
Publication of BRPI0820989B1 publication Critical patent/BRPI0820989B1/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/005—Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0064—Geometric transfor invariant watermarking, e.g. affine transform invariant
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0052—Embedding of the watermark in the frequency domain

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Credit Cards Or The Like (AREA)
BRPI0820989-8A 2007-12-13 2008-11-28 Método para Produzir um Objeto Marcado, Aparelho Eletrônico para Marcar um Objeto, Método e Aparelho Eletrônico para Ler as Informações de Marcação D'água Embutidas em um Objeto Marcado BRPI0820989B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07291518A EP2071509A1 (en) 2007-12-13 2007-12-13 Method and apparatus to mark a document using a combination between guilloches and watermarking, method and apparatus to read previous combination
EP07291518.4 2007-12-13
PCT/EP2008/066433 WO2009074467A1 (en) 2007-12-13 2008-11-28 Method and apparatus to mark a document using a combination between guilloches and watermarking, method and apparatus to read previous combination

Publications (2)

Publication Number Publication Date
BRPI0820989A2 true BRPI0820989A2 (pt) 2018-07-17
BRPI0820989B1 BRPI0820989B1 (pt) 2019-07-02

Family

ID=39420288

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0820989-8A BRPI0820989B1 (pt) 2007-12-13 2008-11-28 Método para Produzir um Objeto Marcado, Aparelho Eletrônico para Marcar um Objeto, Método e Aparelho Eletrônico para Ler as Informações de Marcação D'água Embutidas em um Objeto Marcado

Country Status (7)

Country Link
US (1) US8406459B2 (pt)
EP (2) EP2071509A1 (pt)
JP (1) JP5486508B2 (pt)
CN (1) CN101939760B (pt)
AT (1) ATE526650T1 (pt)
BR (1) BRPI0820989B1 (pt)
WO (1) WO2009074467A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9245310B2 (en) * 2013-03-15 2016-01-26 Qumu Corporation Content watermarking
EP3459755A1 (fr) 2017-09-26 2019-03-27 Gemalto Sa Procédé d'insertion de motifs guillochés, procédé d'extraction de motifs guillochés, procédé d'authentification de ces motifs guillochés et dispositifs de mise en oeuvre
EP3459757B8 (fr) 2017-09-26 2021-10-27 Thales Dis France SA Procédé de génération de motifs guillochés variables, dispositif de mise en oeuvre et document d'identité comportant de tels motifs
EP3476618A1 (fr) 2017-10-31 2019-05-01 Gemalto Sa Procédé de sécurisation de la zone personnalisée d'un document securisé et dispositif sécurisé comportant une telle zone personalisée
CA3078981A1 (en) 2017-11-21 2019-05-31 Rgenix, Inc. Polymorphs and uses thereof
EP3557457A1 (fr) 2018-04-19 2019-10-23 Thales Dis France SA Procédé pour authentifier un document sécurisé
MX2022007164A (es) 2019-12-13 2022-09-12 Inspirna Inc Sales metálicas y usos de estas.
RU2758668C1 (ru) * 2021-03-25 2021-11-01 Публичное Акционерное Общество "Сбербанк России" (Пао Сбербанк) Способ и система защиты цифровой информации, отображаемой на экране электронных устройств
NL2032168B1 (en) * 2022-06-15 2023-12-21 Filigrade B V Watermark detection method and system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7456443B2 (en) * 2004-11-23 2008-11-25 Cree, Inc. Transistors having buried n-type and p-type regions beneath the source region
CN100388309C (zh) * 2006-06-21 2008-05-14 北京交通大学 基于数字水印技术的印刷域商标防伪方法
US7787154B2 (en) * 2007-05-31 2010-08-31 Xerox Corporation Font printing system having embedded security information comprising variable data periodic line patterns
US8139270B2 (en) * 2007-05-31 2012-03-20 Xerox Corporation Variable data periodic line patterns for composing a font system
CN100559396C (zh) * 2007-06-25 2009-11-11 中山大学 一种可抗打印扫描和几何变换的多比特数字水印方法

Also Published As

Publication number Publication date
CN101939760B (zh) 2012-07-25
EP2232432A1 (en) 2010-09-29
CN101939760A (zh) 2011-01-05
JP5486508B2 (ja) 2014-05-07
EP2071509A1 (en) 2009-06-17
US8406459B2 (en) 2013-03-26
EP2232432B1 (en) 2011-09-28
ATE526650T1 (de) 2011-10-15
BRPI0820989B1 (pt) 2019-07-02
US20100260372A1 (en) 2010-10-14
JP2011507371A (ja) 2011-03-03
WO2009074467A1 (en) 2009-06-18

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Legal Events

Date Code Title Description
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 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: 10 (DEZ) ANOS CONTADOS A PARTIR DE 02/07/2019, OBSERVADAS AS CONDICOES LEGAIS. (CO) 10 (DEZ) ANOS CONTADOS A PARTIR DE 02/07/2019, OBSERVADAS AS CONDICOES LEGAIS

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 14A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2698 DE 20-09-2022 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.