CN101421117A - Security and/or value document - Google Patents

Security and/or value document Download PDF

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Publication number
CN101421117A
CN101421117A CNA2007800128501A CN200780012850A CN101421117A CN 101421117 A CN101421117 A CN 101421117A CN A2007800128501 A CNA2007800128501 A CN A2007800128501A CN 200780012850 A CN200780012850 A CN 200780012850A CN 101421117 A CN101421117 A CN 101421117A
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China
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different
character string
luminescent material
vital document
character
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CN101421117B (en
Inventor
M·普弗卢戈夫特
O·穆思
C·库纳思
G·姆费尔曼
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Bundesdruckerei GmbH
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Bundesdruckerei GmbH
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29Securities; Bank notes
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07DHANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00Testing 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
    • G07D7/004Testing 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 digital security elements, e.g. information coded on a magnetic thread or strip
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07DHANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00Testing 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
    • G07D7/06Testing 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
    • G07D7/12Visible light, infrared or ultraviolet radiation
    • G07D7/1205Testing spectral properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30Identification or security features, e.g. for preventing forgery
    • B42D25/36Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/378Special inks
    • B42D25/387Special inks absorbing or reflecting ultraviolet light

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Security & Cryptography (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Credit Cards Or The Like (AREA)
  • Printing Methods (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)

Abstract

The invention relates to a value and/or security document (2) comprising a machine-readable security element (3) which contains a luminescent substance. The invention is characterized in that at least two different luminescent substances that emit at different emission wavelengths (5a, 5b, 5c) are disposed in different locations on the surface of the value and/or security document (2) and form a luminescent substance pattern. Each emission wavelength (5a, 5b, 5c) is assigned to a symbol (A, B, C) while each location is allocated to a symbol position such that a machine-readable first sequence of symbols is formed by selecting the different luminescent substances in connection with the locations thereof.

Description

Secret papers and/or vital document
Technical field
The present invention relates to a kind of vital document and/or secret papers, the manufacture method of this file, the reading method of machine-readable secret element and method of inspection of this file availability that contains the secret element that goes out with machine readable of luminescent material.
Background technology
To the false proof diverse ways that proposed in principle of vital document and/or secret papers, the secret sign that for example can only have machine to read promptly belongs to these class methods.
The typical case of vital document and/or secret papers check comprises the secret sign of reading and reading of machine-readable secret sign and the human readable on this document and/or machine-readable information compares.
For example document WO 03,/05 16 43 A1 proposes single pixel is controlled in the scope of ink-jet printer like this, and it is a kind of by a secret of forming and pattern that with the naked eye can not find out that it is produced, and this pattern can for example amplify instrument with suitable instrument and read.Quite require great effort but make pattern, because need the special control of the single-nozzle of ink jet-print head.Except inkjet printing, estimate that other Method of printing can not use or only just can use paying quite high cost.
Document WO 03,/05 20 25 A1 has proposed to contain the printing ink of different fluorogen nano particles.
Always need improved machine-readable secret sign in principle, but the making of secret sign should be included in as far as possible simply in the normal manufacturing process.
Summary of the invention
So technical task of the present invention is to propose such covert marker, it has the security of height on the one hand especially with the naked eye can not discern, but then, and its manufacturing process simple for production and available routine.Particularly this covert marker can be made of all general printing technology.
In order to solve this technical task, the present invention at least two kinds of the diverse location settings on the surface of vital document and/or secret papers different and with the luminescent material of different emission emission and constitute a luminescent material figure, corresponding character position in each position wherein, thereby by selecting for use different luminescent materials to constitute machine-readable first character string in conjunction with its position.
The covert marker that proposes with the present invention is not easy with the naked eye to identify on the one hand because luminescent material has identical visible region, promptly when detecting by an unaided eye (can) have identical (emission) color; On the other hand, multiple luminescent material is mixed into conventional pigment and/or pigment can further reduce the possibility of distinguishing with human eye, if necessary.
But come under the situation of stimulated luminescence the suitable energy input of use, can form a kind of figure of different emission of the different luminescent materials with machine recognition, this figure is used for the information coding, this signal can compare with other information of vital document and/or secret papers after decoding, to determine its validity.
Particularly advantageous is that in fact covert marker of the present invention need not change original printing process and can realize.In principle, any one printing process commonly used all can use.
In addition, the present invention proposes the preparation method of a kind of vital document of the present invention and/or secret papers.The feature of this method is represented with the following step: a1) propose a kind of encoder matrix, wherein, the corresponding different character of different emission wavelengths of different luminescent materials, and corresponding vital document of different character positions and/or the lip-deep diverse location of secret papers, or a2) uses a kind of encoder matrix, wherein, the corresponding different character of different emission wavelengths of different luminescent materials, and corresponding vital document of different character positions and/or the lip-deep diverse location of secret papers; B) corresponding a kind of vital document of character string and/or secret papers; C) character string of step b) becomes a luminescent material figure with the matrixing of step a); D) the luminescent material figure of step c) is coated on the vital document and/or secret papers of step b).
Secondly, the present invention proposes a kind of reading method of machine-readable first character string of being made up of vital document of the present invention and/or secret papers, the feature of this method is represented with the following step: a) the luminescent material emission that is excited; B) not only selected but also opsition dependent resolution ratio is measured the radiation that luminescent material sends with respect to vital document and/or secret papers, and it is right to produce the measured value of radiation wavelength/position thus by wavelength; C) measured value of radiation wavelength/position that step b) is drawn pair compares with encoder matrix, in this encoder matrix, the character that different emission wavelengths is corresponding different, the position that different character positions is corresponding different, produce first character string in this case, this character string is used for the coding of luminescent material figure; D) on display unit, demonstrate the character string that step c) draws.
At last, the present invention proposes the method for inspection of the validity of a kind of vital document of the present invention and/or secret papers, and the feature of this method is represented with the following step: a) the luminescent material emission that is excited; B) promptly select and opsition dependent resolution ratio is measured the emitted radiation of luminescent material with respect to vital document and/or secret papers, and it is right to produce the measured value of emission wavelength/position thus by wavelength; C) measured value of emission wavelength/position that step b) is drawn pair compares with encoder matrix, in this encoder matrix, the character that different emission wavelengths is corresponding different, the position that different character positions is corresponding different, and producing a character string thus, the luminescent material figure is to this string encoding; D1) this character string is carried out validity check separately, or d2) check the effective correlation of other character string of this character string and same vital document and/or secret papers; E) according to steps d 1) or comparison one of d2), the effective or invalid of vital document and/or secret papers identified.
Definition
The definition of vital document and/or secret papers mainly comprises identity card, tour passport, identification card, pass, visa, stamp tax, ticket, driving license, motor vehicle certificate, banknote, check, stamp, credit card and stock (for example being used for the product guarantee).
The substrate of vital document and/or secret papers is a kind of carrier structures, applies especially printing information, figure or the like thereon.The surface of substrate can be provided with one deck and be generally transparent protective layer then.Can use the material of whole special uses of paper substrate and/or plastic base as the material of substrate.
The definition of machine readable refers within the scope of the present invention with the naked eye can not or can not perceive to sufficiently clear the secret information of representing by this secret sign that identifies that indicates.Exactly, must could discern with machine.For identification by this secret sign represented or information encoded need supplementary instrument just possible equally.
Luminous definition refers to the radiation emission of emission, particularly infra-red range, visible-range or the ultraviolet ray range of the electromagnetic radiation from a kind of excited state to a kind of basic status in the relaxation process of a kind of atom or molecular electronic system.In this case, previous exciting can be realized by electric energy or electromotive force (electroluminescent), electron bombard (cathodoluminescence), photon bombardment (luminescence generated by light), heat effect (thermoluminescence) or friction (tribo-luminescence).Luminous particularly including phosphorescence and fluorescence.
Fluorescence is the radiation passivation of excited state, and the transition from the excited state to the basic status at this moment is to allow spin.The time of staying at excited state generally is about 10~8 seconds, that is being transmitted in of fluorescent radiation stops after the electric energy input that excites is ended immediately.Phosphorescence then is excited state by the passivation of spinning forbidden of inner recombination process.It is slow so relaxation process is faint.The retention time of excited state is several milliseconds to several hours, and can the corresponding emission of observing fluorescent radiation for a long time.
The emission wavelength of luminescent material be used for characterizing used pigment characteristics and decide by the energy difference between excited state and the basic status.Maximum emission intensity in the emission spectrum is called emission wavelength.
Luminescent material contain can be luminous atom, molecule or particle.Can prepare a kind of luminous pigment or luminous printing ink with a kind of luminescent material, this luminous pigment or printing ink contain specialty and go up pigment commonly used or other compositions of printing ink, for example adhesive, bleeding agent, controlling agent, bioside, surfactant, buffer substance, solvent (water and/or organic solvent), filler, pigment, effectively pigment, antifoaming agent, anti-settling agent, ultra-violet stabilizer, or the like.The suitable ink formulations of various printing processes is that general insider is known from prior art.The used luminescent material of the present invention then is a composite material, to replace conventional pigment.
The expression of the diverse location on a kind of file is called the different area zone on the surface (one of first type surface) of this document or the different surfaces zone of this document substrate surface.Different surf zones must not repeat, but can only adjoin each other.This refers to has lateral resolution.
Whole graphic elements on diagrammatic representation vital document and/or the secret papers are the summation of the area distributions on this document or this substrate surface.Graphic element is to use the surface area that evenly applies basically with a kind of luminescent material.
Character string is to have the predetermined arranged in series space and/or the time of reading the single character of direction, for example alphanumeric character but also may is-symbol and/or the arranged in series of image.
Encoder matrix is a kind of correspondence table of two dimension, can find out first row's corresponding second row's of element element from this table.
If two character strings are in beginning, on order, and all be consistent at the end, then these two character strings are identical, and particularly identical character string has identical number of characters.If at least two characters of arranging in regular turn of a character string are consistent with the partial sequence of another character string, then this character string partly equates with another character string.Otherwise character string has different length.
Any radiation generally all has the function of stimulated luminescence, if the wavelength of this radiation is less than the wavelength of luminous radiation.But the radiation with upper wavelength also can have this function, if corresponding luminescent material has the ability to carry out so-called UP-conversion process.
Notion with respect to the position resolution of vital document and/or secret papers is, the arrangement by a graphic element on this document can obtain a kind of information.This does not need to realize with the detection system of position resolution.Exactly, a kind of file also can be under the situation that does not have the position resolution detection system in accordance with regulations mode carry out, in this case, motion according to the rules, the time sequencing of measured value can convert positional information to not difficultly.So, can use the position resolution detector of two dimension or the position resolution detector (for example detector row) of one dimension as detection system, in the later case, the translation of the regulation of file must be carried out below this detector.Self-evident, this document to unique correspondence of a detector must be in accordance with regulations, always identical mode aims at, or mode in accordance with regulations, always identical is with respect to this detector motion.
The feature of a kind of embodiment of vital document of the present invention and/or secret papers is, the luminescent material figure comprises two graphic elements at least, and wherein each graphic element all applies a kind of luminescent material equably, and has at least 100 microns 2, preferably at least 10000 microns 2Area.Particularly a graphic element also may be the character that a kind of people who prints image can read.Making identical macroscopical pixel by graphic element just can use printing technologies all commonly used and need not anyly mate.Only need corresponding color to change by suitable mode by luminescent material.So, can realize especially simply, especially in manufacturing process, need not change the making of printing process parameter.
Luminescent material is preferably fluorescent pigment.Suitable fluorescent pigment for example can be consulted document WO 03,/05 20 25 A, WO 02,/05 36 77 A, and EP 0147252 A, GB 2 258 659 and " Zerox Discloser Journal " rolled up 161~162 pages of the 3rd phases in 1992 17.In addition, suitable organic fluorescent pigment for example has naphthalimido, cumarin, xanthene, thioxanthene, naphthols (Naphtolactame), azlactone, methine, piperazine or thiazine, this for example can consult " fluorescent pigment " that document " Ullmann ' s industrial chemistry encyclopaedia " Schwander etc. writes, Wily-VCH GmbH ﹠amp; Co.KGaA publishing house version in 2002.
The letter or number that the different emission wavelength of different luminescent materials is preferably corresponding different; Secondly, vital document and/or secret papers are preferably additional to have second the character string machine-readable and/or people is readable, and this character string is relevant with first character string, best identical or part is identical.Like this, the selection by luminescent material just can conceal and thickly repeat a readable character string of people that resembles password simply.The readable character string of this people can be made of the used luminescent material of the present invention especially.In this case, each character of this character string is that the people is readable on the one hand, and the character correspondence of determining and belonging to the emission wavelength of measuring by emission wavelength is again machine-readable and can directly compares by people (in character string display back on display that machine is read) or machine (in the readable character string scanning of people afterwards) on the other hand.
Ideal situation is that different luminescent materials has identical or similar emitting performance and/or absorbent properties basically in the wavelength of visible light scope.In this case, different luminescent materials manifests identical color to human eye, thereby can not distinguish.So for example available different luminous pigments of mixing europium, these pigment all produce a kind of red color sensation, but in emission spectrum, can distinguish out the position of maximum fluorescence.Certainly, also available luminescent material with different emitting performances and absorbent properties, at this moment, these luminescent materials manifest different colors to human eye.
In the scope of the inventive method, the luminescent material figure preferably is printed on vital document and/or the secret papers or on its substrate.The known letterpress of insider, intaglio printing, lithographic printing and infiltration printing all are suitable as luminescent material and are printed on printing process used on any substrate.For example available hop gravure (Stich-(tiefdruck)), mesh gravure, typographic printing, hectographic printing or serigraphy.In addition, according to the performance of luminescent material, digital print methods shown for example heats protruding transfer printing, ink jet printing or sublimation transfer and all is suitable for.
Before coating luminescent material figure, afterwards or simultaneously, can add that second the character string machine-readable and/or people is readable being set, this character string is relevant with first character string.Particularly the readable character string of people can constitute by luminous pattern, and wherein, this luminescent material figure manifests uniform distribution of color to human eye in the scope of visible light.
Within the scope of the invention, an available device with following part:
A bearing-surface of vital document and/or secret papers; The direction that a radiation source, its radiation are used for the luminous of excitation light-emitting material and aim at bearing-surface; With respect to measurement mechanism position resolution and that wavelength is selected of the radiation of vital document and/or secret papers, this device is surveyed scope or its part scope of bearing-surface; The position that analytical equipment, this device are connected to radiation select and the measurement mechanism of wavelength selection on and have a processor unit and a memory cell that is attached thereto, encoder matrix is stored in this memory cell; With measure character string or its effectively/invalid display unit.This above-mentioned device is an aspect independently of the present invention, and this device of the present invention can add has a scanner that is used to survey character string.
The feature of a scheme of the present invention is that luminescent material is a kind of phosphor material.At this moment available different phosphor material, this class phosphor material needn't be distinguished emission wavelength but can distinguish emission wavelength, and (also) can distinguish emission duration.The measurement that so just can carry out the time-varying process of emissive porwer replaces the measurement of emission wavelength.Whole above-mentioned explanation to position and wavelength also is applicable to position and duration similarly in principle.The measurement of determining the intensity distributions by temporal resolution of the time-varying process of emissive porwer and the detection of emission duration and/or rise time constant/damping time constant realize.The time that certain mark that emission duration for example can decay to this emission peak by measurement and the emission at emission peak is for example experienced between 10% is determined.Rise time, constant/damping time constant was then calculated from the time-varying process of emissive porwer by mode commonly used on the specialty.
Description of drawings
Describe the present invention in detail by the accompanying drawing shown in the embodiment below.Accompanying drawing is represented:
Fig. 1 has the tour passport of the secret sign of the present invention;
The emission spectrum of the fluorescent pigment that Fig. 2 Fig. 1 is used;
The read-out device of the present invention of the secret sign of Fig. 3;
A kind of scheme of Fig. 4 Fig. 3 device.
The specific embodiment
In Fig. 1, apply a visible uniform area 3 with primary colors on the surface that illustrates 1 of tour passport 2 at first as can be seen.Constitute a machine-readable secret element by this area 3.Dotted line represents that the secret element 3 that human eye is evenly manifested is made up of three different graphic element 4a, 4b, 4c.Wherein, each graphic element 4a, 4b, 4c are made of a kind of different fluorescent pigment in the present embodiment.These graphic elements 4a, 4b, 4c have one respectively obviously above 100 microns 2Area; Its size is preferably 1 millimeter 2More than.
But graphic element 4a, 4b, 4c also can be made of character 6a, 6b, 6c.Can be to this referring to Fig. 1 b.
Fig. 2 shows the spectrum of the used luminous pigment of graphic element 4a, 4b, 4c.Wherein the x axle is represented frequency, and the y axle is represented intensity.The used fluorescent pigment of graphic element 4a has emission wavelength 5a, and the used fluorescent pigment of graphic element 4b has emission wavelength 5b, and the used fluorescent pigment of graphic element 4c has emission wavelength 5c.But adjacent in principle graphic element 4a, 4b, 4c also can contain identical fluorescent pigment, if promptly identical character is used for encoding, as described later.Wherein, the corresponding emission wavelength 5a of character " A ", the corresponding emission wavelength 5b of character " B ", the corresponding emission wavelength 5c of character " C ".Thereby constitute an encoder matrix.Therefore, produce first character string " ABC ", this character string for example can be represented the CC country code of ICAO (International Civil Aviation Organization).This first character string with the naked eye can not be discerned, but for example can only just can read with the device of addressing after a while.
In Fig. 1, also can find out and on secret element 3, be printed on second character string of forming by character 6a, 6b, 6c.This second character string can be represented the CC country code of ICAO equally, just here with the naked eye can read.
By for example reading first character string and it being presented on the display unit 9 and can effectively identifying with one of following array apparatus.That is: the reviewer compares first character string that illustrates and second character string of directly reading, and when unanimity, this document is considered to effectively, and when inconsistent, then this document at least temporarily is considered to invalid, and its carrier must stand independent check.
A kind of as can be seen from Figure 3 apparatus of the present invention.This device is made up of one group of optical frames 7, a processing unit that is attached thereto 8 and a display unit 9.This optical unit has a bearing-surface 10 that is used for tour passport 2, wherein is provided with an edge that is not shown specifically or supporting-line at least, and the limit of a regulation of tour passport 2 is placed on this edge.In addition, optical unit 7 has a radiation source 11 for example ultraviolet lamp, light emitting diode or a flash lamp.Its light by first eyeglass 12 for example first lens 12, by a dichroic mirror 13 and by second eyeglass 14 for example second lens 14 focus on the tour passport 2.Also usable fibers optics.Optical conductor is called fibre optics, and fibre optics is more flexible.The secret element 3 generation fluorescence that is excited, at this moment the fluorescent pigment of graphic element 4a, 4b, 4c is launched their emission wavelength 5a, 5b, 5c respectively.Fluorescent radiation is by second eyeglass 14 and guide to a diffusing color component 16 through dichroic mirror 13 and prismatic glasses 15 for example grating, reflecting grating or a prism arrive and has on the detector 17 of spatial resolution.Can be with ccd video camera or cmos camera as detector 17.In the embodiment shown, these elements are designs like this, i.e. illumination and daylighting realizes that with the form of straight line this straight line can touch whole graphic element 4a, 4b, 4c.Optical mirror slip preferably adopts cylindrical lens.Processing unit 8 is connected on the detector 17, this processing unit survey the emission wavelength 5a, the 5b that measure by detector 17,5c with the space correspondence as the measured value of emission wavelength/position to and compare with the encoder matrix of storing, in this encoder matrix, adopt the correspondence of Fig. 2.Then, first character string of determining like this is displayed on the display unit 9 as " ABC ".Like this, operating personnel can second character string that first character string that demonstrate and people is readable compare and determine identical or part is identical or inconsistent.
A kind of scheme of apparatus of the present invention is shown among Fig. 4.The main distinction is, first eyeglass 12 and prismatic glasses 15 copolymerization Jiao, and mirror 13 and second mirror 14 are unnecessary.
The such scheme of apparatus of the present invention also can make detector 17 into and carry out work without position resolution.Like this, but mirror 12,15 just on out-focus to a line, but focus on a point or the area of a circle.Position resolution is to obtain like this, makes tour passport 2 and mirror group 7 mode in accordance with regulations move mutually (perhaps mirror group 7 static and tour passport 2 translations, or tour passport 2 static and mirror group 7 translations).
For clarity sake, the not shown scanner that in mirror group 7 and processing unit 8 scopes, can be provided with in the accompanying drawing, this scanner can be read second character string and it is presented on the display unit 9 selectively by general fashion.
Under the situation of the phosphor material that uses different emission length, can be additionally or uncertain emission wavelength 5a, 5b, 5c, but determine the time-varying process of emissive porwer.At this moment, can continue to use emission wavelength 5a, 5b, the described mode of 5c of being similar to.In this case, the intensity distributions by minute resolution ratio and survey emission duration and/or rise time constant/damping time constant determine the time-varying process of emissive porwer.The time that certain mark that emission duration for example can decay to this emission peak by measurement and the emission at emission peak is for example experienced between 20% is determined.Damping time constant is then calculated from the time-varying process of emissive porwer by mode commonly used on the specialty.By using the luminescent material that not only has different emission but also have different emission durations can improve the distinguishability and/or the range of variation of possible the character of first character string, thereby also can make the possibility of illicit copy become difficult.

Claims (13)

1. vital document and/or secret papers (2) have a machine-readable secret element (3), and this secret element contains a kind of luminescent material, it is characterized by:
At least two kinds of different luminescent materials with emission different emission (5a, 5b, 5c) be set at vital document and/or secret papers (2) the surface diverse location and constitute a luminescent material figure;
The corresponding character position of the wherein respectively corresponding character (A, B, C) of each emission wavelength (5a, 5b, 5c), and each position, thus machine-readable first character string formed by the selection of different luminous pigments in conjunction with its position.
2. press the vital document and/or the secret papers (2) of claim 1, it is characterized by, this luminescent material figure comprises at least two graphic elements (4a, 4b, 4c), wherein each graphic element (4a, 4b, 4c) preferably evenly applies a kind of luminescent material or contains this luminescent material, and a graphic element (4a, 4b, 4c) has at least 100 microns 2, preferably at least 10000 microns 2Area.
3. by the vital document and/or the secret papers (2) of claim 1 or 2, it is characterized by, luminescent material is fluorescent material or phosphor material.
4. by each vital document and/or secret papers (2) of claim 1 to 3, it is characterized by the letter or number that the different emission of different luminescent materials (5a, 5b, 5c) is corresponding different.
5. by each vital document and/or secret papers (2) of claim 1 to 4, it is characterized by, different luminescent materials have identical or similar emitting performance and/or absorbent properties basically at visible wavelength range.
6. by the vital document and/or the secret papers (2) of claim 5, it is characterized by, this document is additional to have second the character string machine-readable and/or people is readable, and this character string is relevant with first character string, best identical or part is identical.
By claim 1 to 6 each vital document and/or the preparation method of secret papers (2), its feature is represented with the following step:
A1) encoder matrix of preparation, the character (A, B, C) that the different emission of wherein different luminescent materials (5a, 5b, 5c) is corresponding different, and the lip-deep diverse location of different character position respective file (2), or
A2) use a kind of encoder matrix, the wherein corresponding kinds of characters of the different emission of different luminescent materials (5a, 5b, 5c) (A, B, C), and different character positions is to should be important and/or the lip-deep diverse location of secret papers (2);
B) corresponding a kind of vital document of first character and/or secret papers (2);
C) character of step b) becomes a luminescent material figure with the matrixing of step a);
D) the luminescent material figure that step c) is drawn is coated on the vital document and/or secret papers (2) of step b).
8. by the method for claim 7, it is characterized by, with this luminescent material graphic printing on vital document and/or secret papers (2) or on the substrate of vital document and/or secret papers (2).
9. by claim 7 or 8 method, wherein, before the coating of luminescent material figure, afterwards or simultaneously, second the character string machine-readable and/or people is readable is set additionally, this character string is relevant with first character string.
From according to claim 1 to 6 each vital document and/or secret papers (2) read the method for machine-readable first character string, its feature is represented with the following step:
A) the luminescent material emission that is excited;
B) not only selected but also opsition dependent resolution ratio is measured the emitted radiation of luminescent material with respect to vital document and/or secret papers (2), and it is right to produce the measured value of emission wavelength/position thus by wavelength;
C) measured value of emission wavelength/position that step b) is drawn pair compares with encoder matrix, in this encoder matrix, the character (A, B, C) that different emission wavelength (5a, 5b, 5c) is corresponding different, and the position that different character positions is corresponding different, and produce first character string thus, this character string is carried out the luminescent material encoding of graphs;
D) on display unit (9), demonstrate first character string that step c) draws.
11. claim 1 to 6 each vital document and/or the method for inspection of the validity of secret papers (2), its feature is represented with the following step:
A) the luminescent material emission that is excited;
B) not only selected but also opsition dependent resolution ratio is measured the emitted radiation of luminescent material with respect to vital document and/or secret papers (2), and it is right to produce the measured value of emission wavelength/position thus by wavelength;
C) measured value of emission wavelength/position that step b) is drawn pair compares with encoder matrix, in this encoder matrix, the character (A, B, C) that different emission wavelength (5a, 5b, 5c) is corresponding different, and the position that different character positions is corresponding different, and produce first character string thus, this character string is carried out the luminescent material encoding of graphs;
D1) this character string itself is carried out validity check, or
D2) check effective correlation of other character string of this character string and same vital document and/or secret papers (2);
E) according to steps d 1) or comparison one of d2), the effective or invalid of vital document and/or secret papers (2) identified.
12., in step b), use a kind of device with following part by the method for claim 10 or 11:
A bearing-surface (10) of vital document and/or secret papers (2);
The direction that a radiation source (11), its radiation are used for the luminous of excitation light-emitting material and aim at bearing-surface (11);
With respect to measurement mechanism position resolution and that wavelength is selected of the radiation of vital document and/or secret papers (2), this device is surveyed scope or its part scope of bearing-surface (11);
The measurement mechanism (7) that the position is selected and wavelength is selected that analytical equipment (8), this device are connected to radiation is gone up and is had an analytic unit (8) and a memory cell that is attached thereto, and stores up encoder matrix in this memory cell; With
The character string of measuring or its effectively/invalid display unit (9).
13. by the method for claim 12, the additional scanner of this device with a detection character string.
CN2007800128501A 2006-04-12 2007-02-20 Security and/or value document Expired - Fee Related CN101421117B (en)

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DE102006017764A1 (en) 2007-10-18
RU2470792C2 (en) 2012-12-27
WO2007115514A3 (en) 2007-12-27
EP2004419B2 (en) 2018-08-22
PL2004419T3 (en) 2015-03-31
EP2004419B1 (en) 2014-09-10
PL2004419T5 (en) 2019-02-28
EP2004419A2 (en) 2008-12-24
WO2007115514A2 (en) 2007-10-18
CN101421117B (en) 2013-07-17

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