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 anteriorInfo
- 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
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07291518.4 | 2007-12-13 | ||
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 |
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)
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 |
PT3459757T (pt) | 2017-09-26 | 2021-08-19 | Gemalto Sa | Processo de geração de motivos guilhochados variáveis, dispositivo de implementação e documento de identidade compreendendo tais motivos |
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 |
AU2018373028A1 (en) | 2017-11-21 | 2020-04-30 | Inspirna, Inc. | Polymorphs and uses thereof |
EP3557457A1 (fr) | 2018-04-19 | 2019-10-23 | Thales Dis France SA | Procédé pour authentifier un document sécurisé |
CN114728875A (zh) | 2019-12-13 | 2022-07-08 | 因思博纳公司 | 金属盐及其用途 |
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)
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 |
US8139270B2 (en) * | 2007-05-31 | 2012-03-20 | Xerox Corporation | Variable data periodic line patterns for composing a font system |
US7787154B2 (en) * | 2007-05-31 | 2010-08-31 | Xerox Corporation | Font printing system having embedded security information comprising variable data periodic line patterns |
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 |
-
2007
- 2007-12-13 EP EP07291518A patent/EP2071509A1/en not_active Withdrawn
-
2008
- 2008-11-28 US US12/747,770 patent/US8406459B2/en active Active
- 2008-11-28 JP JP2010537372A patent/JP5486508B2/ja not_active Expired - Fee Related
- 2008-11-28 BR BRPI0820989-8A patent/BRPI0820989B1/pt not_active IP Right Cessation
- 2008-11-28 AT AT08860220T patent/ATE526650T1/de not_active IP Right Cessation
- 2008-11-28 EP EP08860220A patent/EP2232432B1/en not_active Not-in-force
- 2008-11-28 WO PCT/EP2008/066433 patent/WO2009074467A1/en active Application Filing
- 2008-11-28 CN CN2008801204780A patent/CN101939760B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101939760B (zh) | 2012-07-25 |
US8406459B2 (en) | 2013-03-26 |
ATE526650T1 (de) | 2011-10-15 |
CN101939760A (zh) | 2011-01-05 |
EP2071509A1 (en) | 2009-06-17 |
JP5486508B2 (ja) | 2014-05-07 |
EP2232432A1 (en) | 2010-09-29 |
EP2232432B1 (en) | 2011-09-28 |
WO2009074467A1 (en) | 2009-06-18 |
BRPI0820989B1 (pt) | 2019-07-02 |
US20100260372A1 (en) | 2010-10-14 |
JP2011507371A (ja) | 2011-03-03 |
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Legal Events
Date | Code | Title | Description |
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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 |
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B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 14A ANUIDADE. |
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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. |