EP1461782B1 - Wertdokument und verfahren und vorrichtung zur prüfung des wertdokuments - Google Patents
Wertdokument und verfahren und vorrichtung zur prüfung des wertdokuments Download PDFInfo
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- EP1461782B1 EP1461782B1 EP02796679A EP02796679A EP1461782B1 EP 1461782 B1 EP1461782 B1 EP 1461782B1 EP 02796679 A EP02796679 A EP 02796679A EP 02796679 A EP02796679 A EP 02796679A EP 1461782 B1 EP1461782 B1 EP 1461782B1
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- Prior art keywords
- value
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- polarization
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- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
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- 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
-
- 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
- B42D25/29—Securities; Bank notes
Definitions
- the invention relates to a method for checking value documents, such as e.g. the determination of authenticity, number and / or category of Banknotes, as well as adapted value documents and a device to carry out the process.
- value documents within the meaning of the present invention are in particular Understand value documents with a given nominal value, in particular so banknotes, but also stocks, stamps and the like.
- the invention is also applicable to other value documents of no denomination, e.g. Checks, credit cards, identity cards, etc., applicable and in particular to Classification and quantity determination of such nominal value documents suitable.
- the invention will be described below by way of example with reference to FIG described special problems in banknote processing.
- the determination of authenticity and / or category and / or nominal value of banknotes takes place i.a. based on different, automatic detectable banknote features, for example on the basis of the printed image, the coloring, the dimensions, the inscription and the like, which are usually designed nennwertspezifisch. It is expensive, e.g. the Total denomination of a banknote stack, especially in the case of Presence of mixed chunks of banknotes the banknotes must first be separated to determine their respective nominal value to be able to.
- DE 100 22 996 A discloses a device for detecting security features the basis of liquid crystalline materials in the field of security marking of valuables such.
- the circular polarizers used consist of one Linear polarizer, in front of which a lambda 1/4 retardation film is applied. These Film turns the light coming linearly from the linear polarizer to the right or left, depending on the angle at which the retardation film is facing the linear polarizer.
- a left circular reflective feature and a right circular reflective Feature each at least one circular polarizer needed.
- the object of the present invention is to provide a new method for testing of value documents to propose, in particular also for simple Evaluate individually or bundled present value documents also different category, such as Banknotes of different nominal value, can be applied.
- Object of the present invention is furthermore, value documents suitable for carrying out the method and to propose a device for carrying out the method.
- the value documents are with a window area provided with a polarization element associated therewith, which is a polarization plane of light passing through the window area rotates a defined angle.
- a polarization element associated therewith, which is a polarization plane of light passing through the window area rotates a defined angle.
- This property is also referred to as Rotational characteristic referred.
- These panes can be part of one or more see-through windows in the value document.
- One Associated see-through window in the value document can also have a or more such window areas.
- the invention offers the particular advantage that u.a. the number of several stacked value documents can be determined exactly by polarized Light transmitted through the superimposed window areas and the total rotation of the polarization plane is measured. There specified the rotation of the plane of polarization for a single value document is, can easily from the measured total rotation on infer the number and the total value of the stacked value documents. In addition, this also gives a criterion to authenticity of the value document.
- polarization elements are preferred so-called "optically active" Elements used that have a polarization plane-rotating effect even without external electrical or magnetic fields show. These are e.g. Crystal structures of quartz, iron and / or gallium garnets, sodium chlorate or- bromate.
- optically active element has one in the window area existing polymer film proved to be particularly suitable.
- polymeric optically active elements e.g. also in the form of Polymer-dispersed liquid crystals known.
- Such polymer films are inexpensive and can be produced with different polarization properties.
- the polymer film can be integrated in the window area or but the window area may be formed by the polymer film itself. Techniques to store polymer films in paper as windows are sufficient known and easily integrated in manufacturing processes.
- polarization elements substances with an outer by electric or magnetic fields induced polarization plane rotation ends Effect can be used.
- Faraday effect proves in particular the application of the Faraday effect as beneficial.
- circularly birefringent acting substances are used. So can be optically anisotropic Substances are used that are irradiated along their optical axis to neutralize the natural birefringent effect.
- the rotational characteristics of the window areas so be that the concrete measured, lying between 0 ° and 180 ° rotation the polarization level also for large value document stack a unique Statement about the number of value documents contained therein permits If the rotational characteristics of the individual value documents from the detector for measuring the rotation of the plane of polarization e.g. on a few potencies can be accurately measured and the angle of rotation for a single Value document is chosen so that it is not a small common multiple with 180 °, so can also when measuring a banknote stack with several notes exactly their number and value are determined.
- a preferred embodiment provides, at least to provide two window areas with different characteristics. If, in this case, e.g. each a separate light beam through each one of the window areas is illuminated, can by suitable choice of achieve different rotational properties that the respective metrological detected rotations of the polarization plane of the individual beams each fall far apart through the individual areas, so that it the value document number even of thick value document stacks reliable is derivable.
- An embodiment of the invention provides that value documents, the different To include value document categories, different, category-specific Have window areas, so that from a group of value documents each value document is identifiable in its category.
- the category-specific ones differ Window areas from each other that they relative to a reference corner or edge at a category-specific position of the value documents available.
- the category-specific window areas differ preferably by each other, that they have a category-specific Have rotational characteristic by a polarization plane of light passing through a category-specific angle.
- the category of the Determine value document Depending on the measured rotation, the category of the Determine value document. Also the number and total value of stacked, either of the same or different categories Value documents is in the manner described above based on the total rotation determinable.
- the rotational characteristics of the individual value document categories should be adjusted so that the metrologically detected Rotation is uniquely assignable to a certain number stacked Value documents of the individual value document categories. In this way can therefore be e.g. also the total nominal value of a value document bundle determine with a single measurement.
- the above are also preferred for measuring Value documents of a category mentioned variants used. So can e.g. the rotation angle for the individual value document different Category, e.g. Banknotes of different denominations, so chosen that they are not a small common multiple in comparison to each other and / or compared with 180 °, so that even when measuring a stack with several value documents their number and value exactly can be determined.
- the turn Use of value documents with at least two window areas each or the consideration of the attenuation of the intensity of the through the window areas of the value-document stack of radiated light possible.
- the window areas may be relative to a reference corner or edge the same position of the value documents.
- a stack aligned by such value documents flush to this corner or edge can easily overlap the window areas of the individual value documents of the stack can be achieved.
- a particularly preferred embodiment with which the value documents a value document stack, both by category and after Number within the same category, provides that value documents a group of value documents one or more window areas at a category-specific position in the value document and
- additional window areas however, the polarization of the Do not affect light passing through, at such positions in the value document owned by the value documents of other categories Have window areas with category-specific position.
- the value document has at least four identical window areas with optically active element at positions for which the central longitudinal axis and the center transverse axis of the usually rectangular value documents Represent folding symmetry axes. This ensures that the Value document regardless of its location - on the front or Back lying, upside down or not - with one of the four identical window areas via a correspondingly arranged detector for determining the position of the polarization plane of the document of value passing polarized light comes to rest
- the individual value documents or value document stacks can via the Detector be transported continuously or intermittently away. Then it makes sense that the window areas in all value documents independently of their number and regardless of the value document category along a line corresponding to the value document transport direction are arranged to be detected by the detector. The use of a single detector then already enough to check all window area positions out.
- the banknotes are also provided with a polarizing filter.
- This can be used are the polarization rotation of the polarization-rotating window areas to consider.
- two banknotes laid one on top of the other in that the polarization-rotating region of the one banknote is opposite to the polarization filter the other banknote is superimposed.
- the two Areas to each other is blocked by light passing through. In this meadow can easily be determined with a view to checking the authenticity of banknotes whether the window areas of the banknotes are one Fake in the form of a transparent film without any optically active Effect acts.
- the authenticity of a single document of value can already be checked by the fact that the banknote to be checked is bent so that a polarization rotating area and the polarizing filter overlap the same banknote.
- the polarisational Window areas as transmission filters, in particular as edge transmission filters designed, where above a given Cut-off wavelength of the filter absorbed or transmitted much more as below the cut-off wavelength.
- a filter can also be several such Have edges.
- the cut-off wavelengths for value documents are different Category, e.g. Banknotes of different denominations, different this can easily be used for testing whether in a banknote bundle a banknote with wrong nominal value is included.
- the cutoff wavelengths can indeed also in the visible spectral range However, they are preferably in the infrared range.
- the stacked window areas of the stacked Banknotes for example, irradiated with light of a wavelength, the e.g. only for the transmission filter area of the banknote nominal value to be tested is permeable. If the light is blocked during transmission, Consequently, it can be concluded that at least one banknote of a other denomination in the stack.
- the value documents or value document stacks can also be stationary being checked. Then the position of the respective window areas is not critical. However, if necessary, then several light sources for irradiation the individual window areas and in particular several detectors for detecting the position of the polarization plane of the through the window areas passing light required.
- the device have a positioning device to the value documents individually or Stacked to bring in a defined, aligned position in which the Light radiates vertically through the window areas of the documents of value becomes.
- This positioning device is e.g. be designed so that the Value documents to the horizontal tilted entered or fed and e.g. Aligned against a stop due to its gravity become.
- FIG. 1 shows a value document 1, in particular a banknote, with a window area 2 with an optically active element as polarization element.
- the optically active element is formed by a polymer film which spans the entire viewing window 2.
- the Polarizationsebenfitende window area 2 in this embodiment thus corresponds to the entire surface of the see-through window 2, although it could alternatively be present only in a portion of the entire see-through window 2.
- the window portion 2 is square in the embodiment, but may have any shape, in particular a round shape, have.
- the window area, ie the optically active element forming the window area causes a rotation of the polarization plane of light passing through the window area 2. This is shown in perspective in FIG.
- the window areas may be set to rotate the polarization plane of banknotes of nominal value DM 10 by 3 ° and banknotes of nominal value DM 100 by 10 °.
- individual banknotes can be differentiated according to the nominal value, whereby the measurement of the polarization rotation can also be used as authenticity criterion.
- a distinction between 10 stacked DM 10 banknotes and 3 stacked DM 100 banknotes in this case is not possible, since the total rotation is 30 ° each
- FIG. 3 shows a development of the banknote from FIG has two window areas 2A, 2B with different properties.
- the Polarization plane of light passing through the window area 2A is rotated at a different defined angle than the polarization plane of the light passing through the window area 2B.
- FIG. 4 this is illustrated by means of a banknote stack 10 with four banknotes 1 of the same denomination. That is, each of the banknotes 1 has identical window areas 2A, 2B at an identical location.
- the position of the plane of polarization of the two light beams L A and L B passing through the window areas 2 A , 2 B is identical before entry into the first banknote and designated P 0 in FIG.
- the polarization plane of the light beam L A passed through the window areas 2A has rotated through an angle P A minus P 0 and the plane of polarization of the light beam L B passed through the window areas 2B has a different angle P B minus it P 0 turned.
- both window areas 2A, 2B are combined in a banknote and are specific in their combination for a particular denomination banknote, this problem can be overcome, since the case that for both window areas the rotation of the plane of polarization is simultaneously 180 ° or a multiple of 180 °, occurs only for banknote stacks with an unrealistically high number of banknotes.
- the combination of the window areas 2A, 2B allows a clear conclusion on the number and, in the case of banknotes with nominal value-specific rotational characteristics, also on the category of stacked banknotes, so that the total nominal value of the banknote stack can be determined.
- FIG. 6 shows a further advantageous embodiment of the invention, after which four identical window areas 2A, 2B in a banknote 1 are provided, in each corner of the banknote, a window area 2A and a window area 2B.
- the location of the Novabreiche is chosen so that the longitudinal central axis 18 and the transverse central axis 19 of the banknote 1 Folding symmetry axes for the window areas 2A, 2B represent.
- Such Banknote can be reversed or turned upside down to a reference point O are aligned as shown in Figure 6, and always falls Window area 2A and a window area 2B relative to a specific point to the reference point O a.
- This has the advantage of detecting detectors the position of the polarization plane only at this specific point must be provided and on a side correct positioning of the Banknotes need not be respected during the exam.
- window areas 2 and 2A, 2B for banknotes of different Denomination certainly at the same position within the banknotes can and differ only in their rotational characteristics
- the or the window areas 3 and 3A, 3B a banknote whose denomination different from the bill shown in Figures 1, 3 and 6 is present at a different position than the window areas 2 or 2A, 2B.
- the denomination or denomination of banknotes can be then alone based on the position of the respective window areas 2 and 3 within determine the banknote.
- the window areas 2, 3 in addition to its nominal value-specific position also a nominal value-specific Have rotational characteristic.
- the window area 3 also in the banknote 1 shown in FIG. 7 in window areas 3A, 3B be divided with different rotational characteristics and / or in quadruple identical execution in the banknote, as in Figure 7 respectively indicated by dashed lines ..
- a particular additional embodiment of the invention is in the figure 8 and shows a banknote 1 with a plurality of window areas 2 ', 3', 4, 5 ', 6', 7 ', 8' shows.
- Only the window area 4 has a rotational characteristic on and is in the embodiment by two window areas 4A, 4B formed with different rotational characteristics.
- the rest with ' marked window areas 2 ', 3' and 5 'to 8' are as a transparent film executed without rotation characteristic. That is, the polarization plane of light, which passes through these window areas is through the window areas without rotational characteristics not affected.
- the window areas are again symmetrical in quadruplicate designed to be an orientation-independent test to allow the banknote.
- Fig 8 banknote based on the rotational characteristics of the window area 4 is determinable, would be a correspondingly structured banknote with other Nominal value due to the rotation characteristic of another window area determinable and the window area 4 would be in this case as a transparent film formed and marked 4 '. If you now stack several banknotes, their window areas arranged according to the illustration of Figure 8 are, but the different denominations and accordingly others Have window areas with rotational angle characteristic properties, so can by checking each individual window area position for each note denomination the number of banknotes in the banknote stack and from this the total nominal value of the banknote stack be determined.
- FIG. 9 shows a device for stationary testing of a single banknote 1 or more stacked banknotes used in a banknote processing device can be used.
- the embodiment shown in Figure 9 is exemplary adapted to banknotes or stacked banknotes according to Figures 3 and 4 to examine their window area 2 in two window areas 2A, 2B is divided with different rotational characteristics. Furthermore the window areas of the notes to be checked are independent of their Denomination identically positioned within the banknotes to ensure that passing through the banknote stack 10
- Light beams are detected by the detectors 16A, 16B.
- the rays of light L are generated in a light source 11 and by means of a polarizing filter 12 linearly polarized. Alternatively, as a light source for generating linear polarized light also used a laser.
- the banknote stack 10 is on a serving as a document of value recording Recording level 13 and the edges of the individual banknotes of the banknote stack 10 abut against abutment surfaces arranged at right angles to each other 14 and 15 on. This will correct the alignment of the Banknotes with their window areas relative to the light source 11 and the Detectors 16A, 16B ensures, so that the light rays L perpendicular through the window areas on the detectors 16A, 16B incident.
- the orientation of the banknote stack 10 is preferably carried out independently by an inclined arrangement of the overall device, such as through the Gravity arrow g indicated, so that the banknotes due to the force of gravity automatically abut against the stop surfaces 14,15.
- An evaluation device 17 is connected via signal lines 20 to the detectors 16A, 16B.
- the evaluation device 17 determines from those of the Detectors 16A, 16B detected angular positions of the polarization planes of the Light rays L and the original position of the polarization plane of Light rays L, which is given by the polarizing filter 12, the Angular amount by which the polarization plane due to the passage has rotated through the window areas. From this, as explained above, the authenticity and / or the nominal value and / or the number and / or determines the total nominal value of the banknotes in the device.
- the detectors 16A, 16B may be additionally configured to Light intensity of the detected light to measure, in order on the number of to close on the support level 13 banknotes. The Evaluation of the light intensity value takes place again in the evaluation device 17. Of course, additional for this purpose Be provided detectors.
- the exemplary embodiment illustrated in FIG. 9 can be considered a stationary one Variant be pronounced in which the banknotes individually or as a bundle e.g. also manually placed on the support level and then as above be measured described.
- the device may e.g. be a hand or table device that, for example in banks, department stores or other place where larger ones Banknotes accumulate, used to be easy, fast and secure the number of banknotes of each denomination by a single measurement and in particular the total number and total value Banknotes to determine a banknote bundle.
- this device may also be part of it, with minor modifications a banknote processing machine, such as e.g. a sorting machine or an ATM, in which e.g.
- a banknote processing machine such as e.g. a sorting machine or an ATM, in which e.g.
- the authenticity and / or fitness of the banknotes on the basis of further banknote features is checked.
- the banknotes also individually or bundled by means of a transport device the measuring range between light source and detector are transported through.
- test device can this e.g. comprise a magnetic field generator, not shown, a Magnetic field can generate that in the region of the receiving plane 13 in parallel extends to the propagation direction of the light beam L.
- a Magnetic field can generate that in the region of the receiving plane 13 in parallel extends to the propagation direction of the light beam L.
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Description
- Fig.1
- eine Banknote mit einem erfindungsgemäßen Fensterbereich in Draufsicht;
- Fig.2
- die Banknote aus Fig.1 perspektivisch mit durch den Fensterbereich hindurchtretendem polarisierten Licht;
- Fig.3
- eine Banknote gemäß Fig.1, jedoch mit mehreren Fensterbereichen mit unterschiedlicher Drehcharakteristik;
- Fig.4
- perspektivisch mehrere gestapelte Banknoten gemäß Fig.3 mit durch die Fensterbereiche hindurchtretenden, unterschiedlich gedrehten polarisierten Lichtstrahlen;
- Fig.5
- diagrammartig die Abhängigkeit der Drehung der Polarisationsebene von der Drehcharakteristik und Anzahl der Fensterbereiche, durch die das Licht hindurchtritt;
- Fig.6
- eine Banknote gemäß Fig.3, jedoch mit vier identischen, klappsymmetrisch angeordneten Fensterbereichen;
- Fig.7
- eine Banknote mit einem anderen Nennwert und anders positionierten Fensterbereichen als die Banknote nach Fig.6;
- Fig.8
- eine Banknote mit nennwertspezifischen und nennwertunspezfischen Fensterbereichen; und
- Fig.9
- eine Vorrichtung zum Bestimmen des Gesamtnennwertes eines Banknotenstapels.
Claims (30)
- Wertddkument, wie z.B. eine Banknote, mit einem oder mehreren Fensterbereichen (2, 3, 4) mit jeweils einem Polarisationselement, welches die Polarisationsebene eines durch den zugehörigen Fensterbereich hindurchtretenden linear polarisierten Lichtstrahls (L) um einen definierten Winkel (P) dreht und die Polarisationsebene um ein entsprechendes Vielfaches dieses Winkels gedreht wird, wenn der Lichtstrahl durch die Fensterbereiche von mehreren übereinanderliegenden dieser Wertdokumente hindurchtritt
- Wertdokument nach Anspruch 1, dadurch gekennzeichnet, daß das Polarisationselement ein optisch aktives Element ist, welches auch in Abwesenheit eines äußeren elektrischen und/oder magnetischen Feldes die Polarisationsebene des durch den zugehörigen Fensterbereich hindurchtretenden polarisierten Lichtstrahls (L) um den definierten Winkel (P) dreht.
- Wertdokument nach Anspruch 1, dadurch gekennzeichnet, daß das Polarisationselement ein Element ist, welches in Anwesenheit eines-äußeren elektrischen und/oder magnetischen Feldes die Polarisationsebene des durch den zugehörigen Fensterbereich hindurchtretenden polarisierten Lichtstrahls (L) µm den definierten Winkel (P) dreht
- Wertdokument nach Anspruch 3, dadurch gekennzeichnet, daß das Polarisationselement ein Element ist, welches in Anwesenheit eines zum Lichtstrahl (L) parallelen Magnetfeldes die Polarisationsebene des durch den zugehörigen Fensterbereich hindurchtretenden polarisierten Lichtstrahls (L) um den definierten Winkel (P) dreht
- Wertdokument nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, daß das Polarisationselement eine optisch anisotrope Substanz mit einer optischen Achse ist, die senkrecht zu einer Oberfläche des Fensterbereichs verläuft.
- Wertdokument nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, daß das Polarisationselement eine in dem Fensterbereich (2,3,4) vorhandene Polymerfolie umfaßt.
- Wertdokument nach einem der vorherigen Ansprüche, gekennzeichnet durch mehrere Fensterbereiche (2A, 2B; 3A, 3B; 4A, 4B), die die Polarisationsebene des durch den zugehörigen Fensterbereich hindurchtretenden polarisierten Lichtstrahls (L) um unterschiedliche definierte Winkel (PA, PB) drehen.
- Wertdokument nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, daß das Wertdokument eine Mittellängsachse (18) und eine Mittelquerachse (19) besitzt und daß vier Fensterbereiche (2, 2A, 2B) vorgesehen sind, für die die Mittellängsachse und die Mittelquerachse des Wertdokuments Klappsymmetrieachsen bilden.
- Wertdokument nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß einer oder mehrere der Fensterbereiche (2, 3, 4 bzw. 2A, 2B, 3A, 3B, 4A, 4B) des Wertdokuments eine für die Kategorie des Wertdokuments spezifische Eigenschaft besitzen.
- Wertdokument nach Anspruch 9, dadurch gekennzeichnet, daß die spezifische Eigenschaft darin besteht, daß die betreffenden Fensterbereiche die Polarisationsebene von hindurchtretendem polarisierten Licht um einen kategoriespezifischen Winkel drehen.
- Wertdokument nach Anspruch 9 oder 10, dadurch gekennzeichnet, daß die spezifische Eigenschaft darin besteht, daß die Elemente der betreffenden Fensterbereiche aus einem unterschiedlichen Material bestehen.
- Wertdokument nach einem der Ansprüche 9 bis 11, dadurch gekennzeichnet, daß die spezifische Eigenschaft darin besteht, daß die betreffenden Fensterbereiche relativ zu einer Bezugsecke (O) oder -kante des Wertdokuments an einer kategoriespezifischen Position des Wertdokuments vorliegen.
- Wertdokument nach Anspruch 12, dadurch gekennzeichnet, daß das Wertdokument zusätzlich zu dem bzw. den Fensterbereichen (4; 4A, 4B) mit kategoriespezifischer Position einen oder weitere Fensterbereiche (2', 3', 5', 6', 7', 8'), die die Polarisationsebene von hindurchtretendem polarisierten Licht nicht drehen, an solchen Positionen des Wertdokuments besitzt, an denen Wertdokumente anderer Kategorien ihrerseits Fensterbereiche (2, 3,...) mit kategoriespezifischer Position besitzen.
- Wertdokument nach einem der Ansprüche 9 bis 11, dadurch gekennzeichnet, daß bei Wertdokumenten unterschiedlicher Kategorie die Fensterbereiche relativ zu einer Bezugsecke (O) oder -kante des Wertdokuments an der gleichen Position des Wertdokuments vorliegen.
- Wertdokument nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, daß das Wertdokument einen Fensterbereich aufweist, der als Polarisationsfilter und/ oder als Transmissionsfilter, insbesondere als Kanten-Transmissionsfilter wirkt.
- Verfahren zur Prüfung von einem oder mehreren Wertdokumenten (1), wie z.B. Banknoten, dadurch gekennzeichnet, daß ein polarisierter Lichtstrahl (L) durch einen Fensterbereich (2) von jedem Wertdokument (1) gestrahlt, die Drehung (P) der Polarisationsebene des durch die Fensterbereiche (2) hindurchgetretenen Lichtstrahls gemessen und die Prüfung, wie z.B. eine Bestimmung der Echtheit und/oder der Anzahl und/oder der Kategorie des Wertdokuments, in Abhängigkeit von der gemessenen Drehung (P) der Polarisationsebene durchgeführt wird.
- Verfahren nach Anspruch 16, dadurch gekennzeichnet, daß beim Meßvorgang zumindest im Bereich des Wertdokuments ein elektrisches. und/oder magnetisches Feld, so erzeugt wird, daß in einem im Fensterbereich (2) vorhandenen Polarisationselement die die Polarisationsebene drehende Wirkung induziert wird.
- Verfahren nach Anspruch 17, dadurch gekennzeichnet, daß beim Meßvorgang zumindest im Bereich des Wertdokuments ein zum polarisierten Lichtstrahl (L) paralleles Magnetfeld erzeugt wird.
- Verfahren nach einem der Ansprüche 16 bis 18, dadurch gekennzeichnet, daß die Wertdokumente eines Wertdokumentenbündels so aufeinander gestapelt werden, daß die Fensterbereiche (2; 2A, 2B) der einzelnen Wertdokumente übereinander liegen, der polarisierte Lichtstrahl durch die hintereinander angeordneten Fensterbereiche (2) der Wertdokumente hindurchgestrahlt und die Anzahl und/ oder Kategorie und/oder Gesamtnennwert aller Wertdokumente in Abhängigkeit von der Drehung der Polarisationsebene bestimmt wird.
- Verfahren nach einem der Ansprüche 16 bis 19 zur Bestimmung der Anzahl und/oder Kategorie eines oder mehrere Wertdokumente dadurch gekennzeichnet, daß die Wertdokumente, mehrere Fensterbereiche (2A, 2B) mit jeweils einem Element umfassen, die die Polarisationsebene von durch den zugehörigen Fensterbereich (2A bzw. 2B) hindurchtretendem polarisierten Licht (L) um unterschiedliche Winkel (PA , PB) drehen, wobei der polarisierte Lichtstrahl (L, LA, LB) durch die mehreren Fensterbereiche (2A, 2B) gestrahlt wird, die Drehungen (PA, PB) der Polarisationsebene des durch die mehreren Fensterbereiche (2A, 2B) hindurchtretenden Lichtstrahls (L, LA, LB) für jeden Fensterbereich separat gemessen werden und die Anzahl und/ oder Kategorie und/ oder ein Gesamtnennwert der Wertdokumente in Abhängigkeit von den gemessenen Drehungen (PA, PB) der Polarisationsebene bestimmt wird.
- Verfahren nach Anspruch 20 zur Bestimmung der Anzahl und Kategorie von gestapelten Wertdokumenten mit unterschiedlicher Kategoriezugehörigkeit, dadurch gekennzeichnet, daß alle oder zumindest ein Teil der Wertdokumente (1) zusätzlich zu einem Fensterbereich (4; 4A, 4B) an einer kategoriespezifischen Position weitere Fensterbereiche (2', 3', 5', 6', 7', 8'), die die Polarisationsebene von hindurchtretendem polarisierten Licht (L) nicht drehen, an solchen Positionen des Wertdokuments (1) besitzen, an denen die Wertdokumente mit anderer Kategoriezugehörigkeit ihrerseits Fensterbereiche (2, 3, ... bzw. 2A, 2B, 3A, 3B, ...) mit kategoriespezifischer Position besitzen, wobei der polarisierte Lichtstrahl (L) an unterschiedlichen kategoriespezifischen Fensterbereichspositionen durch die Fensterbereiche (2, 3, ... bzw. 2' bis 8') gestrahlt wird, die Drehungen (P) der Polarisationsebene des durch die Fensterbereiche hindurchgetretenen polarisierten Lichtstrahls für jede kategoriespezifische Fensterbereichsposition separat gemessen werden und die Anzahl und Kategorie der gestapelten Wertdokumente in Abhän.gigkeit von den zu jeder kategoriespezifischen Fensterbereichsposition gemessenen Drehungen (P) der Polarisationsebene bestimmt wird.
- Verfahren nach einem der Ansprüche 16 bis 21, dadurch gekennzeichnet, daß die Lichtabsorption beim Durchtritt des Lichtstrahls durch den Fensterbereich (2) bzw. durch die Fensterbereiche (2A, 2B) bei der Bestimmung der Anzahl der gestapelten Wertdokumente berücksichtigt wird.
- Vorrichtung zur Prüfung der Anzahl und/oder Kategorie von gestapelten oder einzelnen Wertdokumenten, wie z.B. Banknoten, umfassend:eine Wertdokumentaufnahmeeinrichtung (13) zur Aufnahme von Wertdokumenten (1);eine Prüfeinrichtung (11, 12, 16A, 16B) mit mindestens einer Lichtquelle (11) zum Ausstrahlen von polarisiertem Licht (L) auf die Wertdokumentaufnahmeeinrichiung (13) auf einer Seite der Wertdokumentaufnahmeeinrichtung und mit mindestens einem Detektor (16A, 16B) zum Erfassen von von der Lichtquelle (11) auf die Wertdokumentaufnahmeeinrichtung (13) ausgesendetem polarisierten Licht auf der anderen Seite der Wertdokumentaufnahmeeinrichtung, wobei der mindestens eine Detektor (16A, 16B) ausgelegt ist, die Lage einer Polarisationsebene von polarisiertem Licht zu erfassen, undeine mit der Prüfeinrichtung über eine Signalleitung (20) verbundene Auswerteeinrichtung (17), welche die Prüfung, wie z.B. eine Bestimmung der Echtheit und/oder der Anzahl und/oder der Kategorie eines oder mehrerer in der Prüfeinrichtung befindlicher Wertdokumente (1; 10) in Abhängigkeit von einer mittels der Prüfeinrichtung erfaßten Drehung (P) der Polarisationsebene des polarisierten Lichts durchführt.
- Vorrichtung nach Anspruch 23, dadurch gekennzeichnet, daß die Prüfeinrichtung (11, 12,16A, 16B) weiterhin eine Felderzeugungseinrichtung umfaßt, um zumindest im Bereich der Wertdokumentaufnahmeeinrichtung ein elektrisches und/ oder magnetisches Feld zu erzeugen.
- Vorrichtung nach Anspruch 24, dadurch gekennzeichnet, daß die Felderzeugungseinrichtung eine Magnetfelderzeugungseinrichtung umfaßt, die zumindest im Bereich der Wertdokumentaufnahmeeinrichtung ein zu dem von der Lichtquelle (11) ausgestrahlten Lichtstrahl (L) paralleles Magnetfeld erzeugt.
- Vorrichtung nach einem der Ansprüche 23 bis 25, dadurch gekennzeichnet, daß die Prüfeinrichtung eine oder mehrere Lichtquellen (11) umfaßt, um bei Wertdokumenten mit mehreren Fensterbereichen (2, 3, ... bzw. 2A, 2B, 3A, 3B, ...) Licht (L, LA, LB) durch unterschiedliche Fensterbereiche zu strahlen, wobei die Auswerteeinrichtung (17) die Bestimmung der Anzahl und/oder Kategorie des oder der in der Prüfeinrichtung befindlichen Wertdokumente (1; 10) in Abhängigkeit von den mittels der Prüfeinrichtung für jeden der mehreren Fensterbereiche separat erfaßten Drehungen (P; PA, PB) der Polarisationsebene des polarisierten Lichts (L, LA, LB) durchführt.
- Vorrichtung nach einem der Ansprüche 23 bis 26, dadurch gekennzeichnet, daß die Prüfeinrichtung ausgebildet ist, um zu erfassen; inwieweit Licht (L) durch die in der Wertdokumentaufnahmeeinrichtung (13) befindlichen Wertdokumente (1; 10) absorbiert wird, und daß die Auswerteeinrichtung (17) die Bestimmung der Anzahl der Wertdokumente (1) in Abhängigkeit von der erfaßten Lichtabsorbtion durchführt.
- Vorrichtung nach einem der Ansprüche 23 bis 27, dadurch gekennzeichnet, daß die Wertdokumentaufnahmeeinrichtung eine Positioniereinrichtung (14,15) umfaßt, um Wertdokumente (1; 10) einzeln oder gestapelt in eine definierte, ausgerichtete Position zu bringen.
- Vorrichtung nach Anspruch 28, dadurch gekennzeichnet, daß die Positioniereinrichtung (14,15) zur Horizontalen geneigt angeordnet ist.
- Vorrichtung zur Bearbeitung von Wertdokumenten, insbesondere Banknoten, mit einer Vorrichtung nach einem der Ansprüche 23 bis 29.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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DE10163265 | 2001-12-21 | ||
DE10163265A DE10163265A1 (de) | 2001-12-21 | 2001-12-21 | Wertdokument und Verfahren und Vorrichtung zur Prüfung des Wertdokuments |
PCT/EP2002/014507 WO2003054810A2 (de) | 2001-12-21 | 2002-12-18 | Wertdokument und verfahren und vorrichtung zur prüfung des wertdokuments |
Publications (2)
Publication Number | Publication Date |
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EP1461782A2 EP1461782A2 (de) | 2004-09-29 |
EP1461782B1 true EP1461782B1 (de) | 2005-04-06 |
Family
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EP02796679A Expired - Lifetime EP1461782B1 (de) | 2001-12-21 | 2002-12-18 | Wertdokument und verfahren und vorrichtung zur prüfung des wertdokuments |
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US (1) | US7708128B2 (de) |
EP (1) | EP1461782B1 (de) |
AT (1) | ATE292830T1 (de) |
AU (1) | AU2002361167A1 (de) |
DE (2) | DE10163265A1 (de) |
WO (1) | WO2003054810A2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
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DE10243051A1 (de) * | 2002-09-17 | 2004-03-25 | Giesecke & Devrient Gmbh | Verfahren und Pfüfeinrichtung zur Prüfung von Wertdokumenten |
EP1569177A1 (de) * | 2004-02-24 | 2005-08-31 | Kba-Giori S.A. | Verfahren und Anordnung zur Überprüfung magnetisierbarer Elemente |
DE102004018702B4 (de) * | 2004-04-17 | 2006-05-24 | Leonhard Kurz Gmbh & Co. Kg | Folie mit Polymerschicht |
DE102004056553B4 (de) * | 2004-11-23 | 2013-03-14 | Giesecke & Devrient Gmbh | Sicherheitsanordnung für Sicherheitsdokumente und Verfahren zum Herstellen der Sicherheitsdokumente |
DE102005030288A1 (de) * | 2005-06-29 | 2007-01-04 | Giesecke & Devrient Gmbh | Vorrichtung und Verfahren für die Prüfung von Banknoten |
DE102008002583A1 (de) * | 2008-06-23 | 2010-01-14 | Bundesdruckerei Gmbh | Wert- oder Sicherheitsdokument mit einem Sicherheitsmerkmal |
IT1392436B1 (it) * | 2008-12-23 | 2012-03-09 | Luxottica Srl | Pellicola multistrato raffigurante un'immagine bidimensionale colorata visibile solo attraverso un filtro polarizzatore e procedimento per realizzarla. |
IT1392435B1 (it) * | 2008-12-23 | 2012-03-09 | Luxottica Srl | Pellicola multistrato raffigurante un'immagine bidimensionale colorata visibile solo attraverso un filtro polarizzatore e procedimento per realizzarla. |
DE102009023981A1 (de) * | 2009-06-05 | 2010-12-09 | Giesecke & Devrient Gmbh | Sicherheitselement |
AT509027B1 (de) * | 2009-08-03 | 2013-01-15 | Ait Austrian Inst Technology | Verfahren und vorrichtung zur reduktion von aufgezeichneten bilddaten |
US9734648B2 (en) * | 2012-12-11 | 2017-08-15 | Ncr Corporation | Method of categorising defects in a media item |
DE102018121767A1 (de) | 2018-09-06 | 2020-03-12 | Kommanditgesellschaft Synoptrix Lichttechnik Gmbh & Co. | Herstellungsverfahren eines Dekorelements und Verwendung des Dekorelements |
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US3574441A (en) * | 1968-11-22 | 1971-04-13 | Ibm | Achromatic polarization rotator |
EP0038770A1 (de) * | 1980-04-10 | 1981-10-28 | COURTY, Claude Bernard | Verpackungstyp für Schuhe |
SE459337B (sv) | 1987-12-01 | 1989-06-26 | Svecia Antiqua Sa | Ljuspolariserande, ark- eller banformigt material foer anvaendning saasom optiskt saekerhets- eller kontrollelement i vaerdehandlingar jaemte saett att framstaella materialet |
US5316900A (en) * | 1989-09-22 | 1994-05-31 | Sanyo Electric Co., Ltd. | Optical recording medium having a constant birefringent property and an alterable photochromic property |
GB2268906A (en) * | 1992-07-24 | 1994-01-26 | Portals Ltd | Counterfeit protection for documents using optical effects of liquid crystal |
US5401060A (en) * | 1993-06-14 | 1995-03-28 | Wallace Computer Services, Inc. | Document with heat and pressure sensitive chromogentic composition thereon |
GB2283455B (en) | 1993-11-03 | 1997-01-15 | Willett Int Ltd | Method for authenticating or confirming the integrity of a document or other ing and articles for use in the method |
JPH1074276A (ja) * | 1996-06-28 | 1998-03-17 | Laurel Bank Mach Co Ltd | 紙幣または有価証券の判別装置 |
AUPO289296A0 (en) * | 1996-10-10 | 1996-10-31 | Securency Pty Ltd | Self-verifying security documents |
GB9707907D0 (en) * | 1997-04-18 | 1997-06-04 | Ncr Int Inc | Improved control of magnetic printed sheets |
DE19758856B4 (de) * | 1997-07-04 | 2010-08-05 | Securency International Pty Ltd., Craigieburn | Sicherheits- und/oder Wertdokument sowie Verfahren zum Verifizieren eines Sicherheits- und/oder Wertdokuments |
DE19737618A1 (de) * | 1997-08-28 | 1999-03-04 | Consortium Elektrochem Ind | Maschinendetektierbare Sicherheitsmarkierung mit erhöhter Fälschungssicherheit, Herstellung der Sicherheitsmarkierung und Sicherheitssystem umfassend diese Sicherheitsmarkierung |
NL1008929C2 (nl) * | 1998-04-20 | 1999-10-21 | Vhp Ugchelen Bv | Uit papier vervaardigd substraat voorzien van een geïntegreerde schakeling. |
US20020117845A1 (en) * | 2000-01-03 | 2002-08-29 | Bundesdruckerei Gmbh | Security and/or valve document |
WO2000013065A1 (en) * | 1998-08-27 | 2000-03-09 | Nippon Mitsubishi Oil Corporation | Genuineness detecting system and method for using genuineness detecting film |
JP4335352B2 (ja) | 1999-03-05 | 2009-09-30 | 大日本印刷株式会社 | 偽造防止体及び偽造判別方法 |
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JP2001039100A (ja) | 1999-05-24 | 2001-02-13 | Toppan Printing Co Ltd | 偽造防止方法及び偽造防止媒体 |
JP2001071699A (ja) | 1999-09-02 | 2001-03-21 | Toppan Printing Co Ltd | 偽造防止印刷物 |
JP2001071700A (ja) | 1999-09-02 | 2001-03-21 | Toppan Printing Co Ltd | 潜像画像を有するシート及び印刷物及び筆記物 |
DE10022996A1 (de) * | 2000-05-11 | 2001-11-22 | Wacker Chemie Gmbh | Vorrichtung zur Detektion von Sicherheitsmerkmalen auf der Basis von flüssigkristallinen Materialien mit chiraler Phase und deren Verwendung |
JP2004515012A (ja) * | 2000-12-01 | 2004-05-20 | マーズ インコーポレイテッド | 偏光器に基づく検出器 |
US6991260B2 (en) * | 2002-10-30 | 2006-01-31 | Xerox Corporation | Anti-counterfeiting see-through security feature using line patterns |
-
2001
- 2001-12-21 DE DE10163265A patent/DE10163265A1/de not_active Withdrawn
-
2002
- 2002-12-18 WO PCT/EP2002/014507 patent/WO2003054810A2/de not_active Application Discontinuation
- 2002-12-18 AU AU2002361167A patent/AU2002361167A1/en not_active Abandoned
- 2002-12-18 AT AT02796679T patent/ATE292830T1/de active
- 2002-12-18 DE DE50202748T patent/DE50202748D1/de not_active Expired - Lifetime
- 2002-12-18 US US10/499,206 patent/US7708128B2/en active Active
- 2002-12-18 EP EP02796679A patent/EP1461782B1/de not_active Expired - Lifetime
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Publication number | Publication date |
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WO2003054810A3 (de) | 2004-03-04 |
EP1461782A2 (de) | 2004-09-29 |
DE50202748D1 (de) | 2005-05-12 |
US7708128B2 (en) | 2010-05-04 |
DE10163265A1 (de) | 2003-07-03 |
US20050121287A1 (en) | 2005-06-09 |
ATE292830T1 (de) | 2005-04-15 |
WO2003054810A2 (de) | 2003-07-03 |
AU2002361167A1 (en) | 2003-07-09 |
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