EP1059619A2 - Dispositif pour la validation mécanique et visuelle de documents de valeur et de sécurité - Google Patents
Dispositif pour la validation mécanique et visuelle de documents de valeur et de sécurité Download PDFInfo
- Publication number
- EP1059619A2 EP1059619A2 EP00119980A EP00119980A EP1059619A2 EP 1059619 A2 EP1059619 A2 EP 1059619A2 EP 00119980 A EP00119980 A EP 00119980A EP 00119980 A EP00119980 A EP 00119980A EP 1059619 A2 EP1059619 A2 EP 1059619A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- security
- value
- testing device
- electrode
- carriers
- 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.)
- Granted
Links
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Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
- G07D7/12—Visible light, infrared or ultraviolet radiation
- G07D7/128—Viewing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/14—Security printing
- B41M3/144—Security printing using fluorescent, luminescent or iridescent effects
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
Definitions
- the present invention relates to an arrangement for visual and machine authentication of value and Security documents using electroluminescent Have substances with safety features,
- a security document is included in DE 41 26 051 A1 embedded areal security element (Security thread) presented, the multi-layered is and has electroluminescent properties.
- the for Excitation of the El substances are required electrodes arranged one above the other on the security document, with the security element in between.
- the Manufacture of such an electroluminescent element the document is complex. To stimulate the electroluminescent element must be connected to the electrodes on the AC voltage can be applied to the document.
- US-A 4 355 300 shows a testing device for machine Authenticity check of a security document, whereby a AC voltage to an opposite one another Electrode assembly is applied, thereby a electric field generated between the two electrodes becomes. This is due to the between the electrodes brought security document and the on it located security feature the material-dependent Dielectric constant in the field gap changed. This has one Change in capacitance resulting in what about a measuring device is measured and in a Evaluation unit is evaluated. With this publication however, no electrically stimulable substances in the Field gap excited, and therefore no electromagnetic Radiation measured in the form of emitted photons. The Device parameters must therefore correspond to one here measuring capacitor voltage and not accordingly of an electromagnetic radiation to be measured become.
- the invention has for its object a test device for visual and machine authentication of value and To create security documents that are quick, secure and easy to use to check documents allowed.
- the test device has two mutually parallel supports, between which the document to be checked can be inserted, whereby at least one of the carriers is transparent. At least one of the carriers is provided with an electrode arrangement which is suitable for generating an alternating electromagnetic field, which the value and security product at least to the Places enforced where the El-active security features are arranged.
- the tester two has mutually parallel supports between which the testing document is insertable, at least one of the Carrier is transparent. There are electrodes on both supports arranged in the manner of plate capacitors between generate an alternating electromagnetic field which Valuable and safety product at least in the places enforced on which the El-active security features are arranged.
- a third embodiment is that the tester has two mutually parallel supports between which the testing document is insertable, at least one of the Carrier is transparent. It is on the value and Safety product a first electrode, and on one of the Carrier a second electrode arranged between them Generate alternating electromagnetic field, which the value and Security product enforced at least in the places which the El-active security features are arranged.
- FIGS. 1 to 17 Various embodiments are illustrated in FIGS. 1 to 17 described by test equipment and at the same time Shapes of security documents with different Arrangement of El-active substances specified.
- test device essentially two spaced from each other Carriers 28,30, preferably the observer 27th facing, upper support 28 is transparent and e.g. made of a glass or plastic with a transparent, internally attached, electrically conductive coating which forms the one electrode 33.
- a contact 34 is placed on this electrode, the one with its one pole is connected to the terminal 31.
- the opposite electrode 32 is e.g. as anodized aluminum on the inner surface of the lower beam 30 attached and is also via the contact 34 with the other pole of the terminal 31 connected.
- FIGS 2 and 3 show a corresponding test device Electrodes 53, 54, which are also arranged opposite one another are and are contacted via corresponding connections 31.
- an illumination source 55 of any kind can be used to add one To achieve excitation of the El print image. In all cases the value and security product to be checked 1 through the insertion gap 56 into the tester.
- FIG. 4 shows a modification of the exemplary embodiment Figure 1 that an electrode assembly 35 only on one single carrier 28 can be arranged, one Electrode arrangement is used, such as with of the electrode arrangement 35 according to FIG. 5.
- the upper carrier 28 in turn consists of a transparent Glass or plastic, with a planar electrode arrangement 35 is described, which is shown in more detail in Figure 5.
- This Electrode arrangement is made of interlocking fingers Electrode fingers formed 39.40, the electrode fingers 39.40 form the field gap 26 between them and from each other are isolated. The entire arrangement is on an insulation layer 41 from e.g. Si oxide applied, the electrode fingers 40 conductive to each other through a base conductor 38 are connected, while the electrode fingers 39 by a Base conductor 38a (see FIG. 11) is conductive to one another are connected.
- the base conductors 38, 38a preferably consist of a gold layer, while the electrode fingers 39.40 from the ITO paste described above or consist of a transparent gold layer.
- FIG. 6 shows a modification of the exemplary embodiment Figure 4 that additionally on the inside of the upper Carrier 28, a fluorescent layer 42 can be arranged, which is caused by the emission emitted by the El printed image Is brought on.
- a fluorescent layer 42 lights up either in the visible area or in the invisible area Area.
- a modified exemplary embodiment in comparison to FIG. 4 shows Figure 7, where it can be seen that the previous described electrode assembly 35 on a now attached below Carrier 28 is attached and that of the electrode assembly alternating spring generated the value and Enforce security product 1 from below, so that it from above through the transparent carrier 30 without further notice can be observed without it being necessary in to arrange an electrode arrangement itself in the line of sight.
- Figures 4, 6 and 7 show that this is from the electrode assembly 35 alternating field 37 each generated the security document 1 - at least in the area of the El printed image 29 - enforced.
- FIG emitted emission 43 As the primary emission on the fluorescence layer 42, which in turn has a secondary emission 44 generated either in the visible range of one Observer 27 can be detected or - in the invisible Area - can be evaluated by a test device.
- the test device according to FIGS. 9 to 11 essentially consists again from the two opposite beams 28,30, in the space between them is an alternating electromagnetic field is formed, being on one side of these two carriers 28,30 a housing 49 is arranged, which on its Top carries a switch 50 and which corresponding Batteries 46 for power supply and an electronic PCB 47 on which the electronics 48th is constructed. By pressing the switch 50 it is generated alternating electromagnetic field, which the as Security feature 9,10 trained El-print image 29 at least partially interspersed and lights up.
- FIG. 11 now shows that the previously described Electrode assembly 35 either on the inside of the lower one Carrier 30 or on the inside of the upper carrier 28 can be arranged.
- Figures 12 and 13 show that the electrode fingers 39.40 in are spaced from each other and between field gaps 26 that are approximately parallel to one another are formed.
- Luminescence layer 51 can be arranged. The function of this The luminescence layer has already been shown in FIG. 20 explained.
- Figures 14 and 15 show how the electrode arrangement 35 is integrated in the test device.
- the contacts 34 start and directly into the electronics 48 are introduced, to which a power supply unit 57 can be connected.
- the electrode arrangement 35 spaced from each other and isolating electrode fingers 39, 40 attached from one another, wherein Conductor widths 58 of typically 100 ⁇ m are preferred, at a conductor track spacing 59 of preferably 50 ⁇ m.
- An oxide layer is used for insulation over the entire arrangement applied by vapor deposition.
- Figure 16 shows that it is according to another embodiment is possible at the bottom of the security document 1 approximately flat electrode 32 in the form of a conductive printing ink 16 to bring up and contact them as well, then the value and security product 1 bears an El print image 29.
- the counter electrode is on a carrier of the test device arranged, which is described in the drawing Figure 17.
- the alternating field 36 generated between the two electrodes then enforces the El-active substances and brings them to light up.
- the height of the intaglio ink 2 above the base of security document 1 typically 10 to 20 ⁇ m
- the thickness 22 of the security document 1 typically 100 ⁇ m with a basis weight of 90g per square meter
- the thickness 23 of the lower surface electrode 32 is about 3 to 10 microns.
- FIG. 17 shows the embodiment in FIG Figure 16 that the value and security product also at its Side - e.g. the bottom - with an electrode 32 can be coated, which is contacted by the one contact 34 becomes.
- the other contact is the surface contact of the Arranged on the inside of the upper, transparent support 28, wherein said electrode arrangement by a Insulation layer is covered, so that there as an electrode trained, full-surface ITO or gold coating if possible is completely covered by the insulation layer 41.
- the other contact 34 is conductive.
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electroluminescent Light Sources (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Credit Cards Or The Like (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19708543 | 1997-03-04 | ||
| DE19708543A DE19708543C2 (de) | 1997-03-04 | 1997-03-04 | Wert- und Sicherheitserzeugnis mit lumineszierenden Sicherheitselementen und Verfahren zur Herstellung derselben |
| EP98914854A EP0964791B1 (fr) | 1997-03-04 | 1998-02-25 | Produit de valeur et de securite avec elements de securite luminescents, procede de fabrication associe, et dispositif pour verifier visuellement et mecaniquement leur authenticite |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP98914854.9 Division | 1998-09-11 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP1059619A2 true EP1059619A2 (fr) | 2000-12-13 |
| EP1059619A3 EP1059619A3 (fr) | 2000-12-20 |
| EP1059619B1 EP1059619B1 (fr) | 2003-02-05 |
Family
ID=26034452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP00119980A Expired - Lifetime EP1059619B1 (fr) | 1997-03-04 | 1998-02-25 | Dispositif pour la validation mécanique et visuelle de documents de valeur et de sécurité |
Country Status (1)
| Country | Link |
|---|---|
| EP (1) | EP1059619B1 (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004022752B4 (de) | 2004-05-07 | 2018-03-08 | Bundesdruckerei Gmbh | Vorrichtung zur Echtheitsprüfung eines Wert- oder Sicherheitsdokuments |
| DE102013114496A1 (de) | 2013-12-19 | 2015-06-25 | Bundesdruckerei Gmbh | Zinksulfidischer Leuchtstoff mit Photo- und Elektrolumineszenzverhalten, Verfahren zu dessen Herstellung sowie Sicherheitsdokument, Sicherheitsmerkmal und Verfahren zu dessen Detektion |
| DE102020111461B3 (de) | 2020-04-27 | 2021-09-02 | Bundesdruckerei Gmbh | Sicherheitsmerkmal und Verfahren zu dessen Detektion sowie Sicherheits- oder Wertdokument |
| DE102021119436A1 (de) | 2021-07-27 | 2023-02-02 | Bundesdruckerei Gmbh | Sicherheitsmerkmal und Verfahren zu dessen Detektion sowie Sicherheits- oder Wertdokument |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4355300A (en) * | 1980-02-14 | 1982-10-19 | Coulter Systems Corporation | Indicia recognition apparatus |
| US5394969A (en) * | 1991-12-31 | 1995-03-07 | Authentication Technologies, Inc. | Capacitance-based verification device for a security thread embedded within currency paper |
| DE4405860B4 (de) * | 1994-02-23 | 2006-11-23 | WHD elektronische Prüftechnik GmbH | Messanordnung zur Auswertung eines Metallfadens |
-
1998
- 1998-02-25 EP EP00119980A patent/EP1059619B1/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP1059619A3 (fr) | 2000-12-20 |
| EP1059619B1 (fr) | 2003-02-05 |
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