FR3036310B1 - LASER DECODER - Google Patents

LASER DECODER Download PDF

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Publication number
FR3036310B1
FR3036310B1 FR1501073A FR1501073A FR3036310B1 FR 3036310 B1 FR3036310 B1 FR 3036310B1 FR 1501073 A FR1501073 A FR 1501073A FR 1501073 A FR1501073 A FR 1501073A FR 3036310 B1 FR3036310 B1 FR 3036310B1
Authority
FR
France
Prior art keywords
layer
lines
period
parallel
security device
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.)
Active
Application number
FR1501073A
Other languages
French (fr)
Other versions
FR3036310A1 (en
Inventor
Christophe Chantrel
Yvonnic Morel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Idemia France SAS
Original Assignee
Oberthur Technologies 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 Oberthur Technologies SA filed Critical Oberthur Technologies SA
Priority to FR1501073A priority Critical patent/FR3036310B1/en
Publication of FR3036310A1 publication Critical patent/FR3036310A1/en
Application granted granted Critical
Publication of FR3036310B1 publication Critical patent/FR3036310B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/43—Marking by removal of material
    • B42D25/435—Marking by removal of material using electromagnetic radiation, e.g. laser
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/309—Photographs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/324—Reliefs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/342—Moiré effects

Abstract

Dispositif de sécurité (1) comprenant une couche image (2) et une couche révélatrice (6), la couche image (2) comprenant une première pluralité de lignes (3), parallèles entre elles, périodiquement espacées selon une première période (4), la couche révélatrice (6) comprenant une deuxième pluralité de lignes (7), parallèles entre elles, périodiquement espacées selon une deuxième période (9), les lignes (7) de la couche révélatrice (6) étant réalisées par gravure laser. Document identitaire comprenant un tel dispositif de sécurité (1).Security device (1) comprising an image layer (2) and a developer layer (6), the image layer (2) comprising a first plurality of lines (3), parallel to each other, periodically spaced according to a first period (4) , the revealing layer (6) comprising a second plurality of lines (7), parallel to each other, periodically spaced according to a second period (9), the lines (7) of the revealing layer (6) being produced by laser engraving. Identity document comprising such a security device (1).

FR1501073A 2015-05-22 2015-05-22 LASER DECODER Active FR3036310B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1501073A FR3036310B1 (en) 2015-05-22 2015-05-22 LASER DECODER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1501073A FR3036310B1 (en) 2015-05-22 2015-05-22 LASER DECODER

Publications (2)

Publication Number Publication Date
FR3036310A1 FR3036310A1 (en) 2016-11-25
FR3036310B1 true FR3036310B1 (en) 2021-11-19

Family

ID=54140503

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1501073A Active FR3036310B1 (en) 2015-05-22 2015-05-22 LASER DECODER

Country Status (1)

Country Link
FR (1) FR3036310B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018125774A1 (en) 2016-12-30 2018-07-05 Wu Yecheng Embedded variable line patterns for images

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7305105B2 (en) * 2005-06-10 2007-12-04 Ecole polytechnique fédérale de Lausanne (EPFL) Authentication of secure items by shape level lines
US8323623B2 (en) * 2007-10-17 2012-12-04 I-Property Holding Corp. Pharmaceutical moiré pill
FR2948217B1 (en) * 2009-07-17 2011-11-11 Arjowiggins Security SECURITY ELEMENT WITH PARALLAX EFFECT
WO2013143006A1 (en) * 2012-03-29 2013-10-03 Orell Füssli Sicherheitsdruck Ag Perforation-based security feature
US20140339808A1 (en) * 2013-05-17 2014-11-20 Thomas D. Pawlik Document containing uv absorbing security mark

Also Published As

Publication number Publication date
FR3036310A1 (en) 2016-11-25

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