CN107346405A - Antifalsification label identification device and antifalsification label recognition methods - Google Patents
Antifalsification label identification device and antifalsification label recognition methods Download PDFInfo
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- CN107346405A CN107346405A CN201610302491.4A CN201610302491A CN107346405A CN 107346405 A CN107346405 A CN 107346405A CN 201610302491 A CN201610302491 A CN 201610302491A CN 107346405 A CN107346405 A CN 107346405A
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- frequency range
- antifalsification label
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
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Abstract
The invention discloses a kind of antifalsification label identification device and antifalsification label recognition methods, the pattern of different colours can be shown as in different frequency range by being set on antifalsification label.Thus, adulterator can not know color corresponding to frequency range.On this basis, whether by being imaged in different frequency ranges at least to obtain the first image and the second image, and the shape of movement images and colour recognition antifalsification label, it is forgery to prompt.The anti-counterfeiting technology of the present invention has preferably disguise, and forgery difficulty is big, improves degree of safety.The anti-counterfeiting technology of the present invention has preferably disguise, and forgery difficulty is big, improves degree of safety.
Description
Technical field
The present invention relates to field of anti-counterfeit technology, and in particular to a kind of antifalsification label identification device and false proof
Label identification method.
Background technology
Existing anti-counterfeiting technology on product generally by setting what adulterator was difficult to obtain to have spy
The antifalsification label of different manifestation mode or mark enable buyer or mandate producer to distinguish product
Whether it is forged.
But as information propagates the reduction of difficulty, anti-counterfeiting technical information and technique are more and more easier
The person of being forged obtains.As long as can be that anti-counterfeit measures seen by adulterator actually all have greater risk
It is forged.
The content of the invention
In view of this, the present invention provides a kind of antifalsification label identification device and antifalsification label recognition methods,
It is more preferable to provide a kind of security, forge the bigger anti-counterfeiting technology of difficulty and corresponding identification technology.
In a first aspect, a kind of antifalsification label identification device, including：
Imaging device, suitable for being imaged in the first frequency range or the second frequency range to obtain image；
Suggestion device, for being prompted；And
Control device, be connected with the imaging device and the suggestion device, for control it is described into
The first image is obtained as device carries out imaging for the first time in the first frequency range, second is carried out in the second frequency range
Secondary imaging obtains the second image, whether has identical patterns and tool according to the first image and the second image
There is different distribution of color to control the suggestion device to be prompted.
Preferably, first frequency range and second frequency range do not overlap each other, and comprise at least
A part for black light frequency range.
Preferably, the antifalsification label identification device also includes：
First light source, for launching the light positioned at the 3rd frequency range；
Secondary light source, for launching the light positioned at the 4th frequency range；
Wherein, the control device is used to control first light source during first time is imaged to launch
The light for being located at the 3rd frequency range, control the secondary light source during being imaged for second described in transmitting
The light of 4th frequency range；
3rd frequency range and the 4th frequency range include visible light frequency band a part and/or can not
See a part for optical frequencies.
Preferably, the 3rd frequency range and the 4th frequency range do not overlap each other.
Second aspect, there is provided a kind of antifalsification label recognition methods, including：
Imaging for the first time, which is carried out, in the first frequency range obtains the first image；
Second of imaging, which is carried out, in the second frequency range obtains the second image；
According to the first image and the second image whether with identical patterns and with different color point
Cloth judges whether the antifalsification label true and false.
Preferably, the first frequency range and second frequency range do not overlap each other, and comprise at least can not
See a part for optical frequencies.
Preferably, methods described also includes：
Light of the transmitting positioned at the 3rd frequency range during first time is imaged；
Light of the transmitting positioned at the 4th frequency range during being imaged for second；
3rd frequency range and the 4th frequency range include visible light frequency band a part and/or can not
See a part for optical frequencies.
Preferably, the 3rd frequency range and the 4th frequency range do not overlap each other.
The embodiment of the present invention can be shown as different by being set on antifalsification label in different frequency range
The pattern of color.Thus, adulterator can not know color corresponding to frequency range.On this basis, lead to
Cross and be imaged in different frequency ranges at least to obtain the first image and the second image, and the shape of movement images
Whether shape and colour recognition antifalsification label, it is forgery to prompt.The anti-counterfeiting technology of the present invention has preferable
Disguise, forge difficulty it is big, improve degree of safety.
Brief description of the drawings
By the description to the embodiment of the present invention referring to the drawings, of the invention is above-mentioned and other
Objects, features and advantages will be apparent from, in the accompanying drawings：
Figure 1A is the antifalsification label of the embodiment of the present invention and the schematic diagram of antifalsification label identification device；
Figure 1B is the sectional view of a preferable antifalsification label of the embodiment of the present invention；
Fig. 1 C are the sectional views of a preferable antifalsification label of the embodiment of the present invention；
Fig. 2 is the control flow chart of the antifalsification label identification device of the embodiment of the present invention.
Embodiment
Below based on embodiment, present invention is described, but the present invention is not restricted to these
Embodiment.Below to the present invention detailed description in, it is detailed to describe some specific detail portions
Point.The description of part can also understand this completely without these details for a person skilled in the art
Invention.In order to avoid obscure the present invention essence, known method, process, flow, element and
Circuit not narration in detail.
In addition, it should be understood by one skilled in the art that accompanying drawing is provided to provided herein
Bright purpose, and accompanying drawing is not necessarily drawn to scale.
Unless the context clearly requires otherwise, otherwise the " comprising " in entire disclosure and claims,
The similar word such as "comprising" should be construed to the implication included rather than exclusive or exhaustive implication；
That is it is the implication of " including but is not limited to ".
In the description of the invention, it is to be understood that term " first ", " second " etc. are only used for
Purpose is described, and it is not intended that instruction or hint relative importance.In addition, retouching in the present invention
In stating, unless otherwise indicated, " multiple " are meant that two or more.
In the following description, " invisible " refers to that the frequency of light is located at the frequency that human eye can be experienced
Outside, it is impossible to identified for human eye under natural light.As a rule, the eyes of common people can perceive
Electromagnetic wave wavelength between 400~760nm, but also have some can to perceive wavelength big
Electromagnetic wave about between 380~780nm, therefore " invisible " refer to frequency at least in above-mentioned ripple
Electromagnetic wave (hereinafter also referred to light) beyond long scope.
Figure 1A is the antifalsification label of the embodiment of the present invention and the schematic diagram of antifalsification label identification device.
As shown in Figure 1A, the antifalsification label 1 includes substrate 11, security pattern 12.In material
On, the substrate can be any material that can carry pattern, for example, plastic sheeting, metal,
Textile etc..In shape, the substrate can be formed as rigidity or flexible sheet, so as to
With relative the first face and the second face.The substrate can be to need to carry out the outer of false proof product
A part (for example, bottle cap) for shell, protective layer or product.Security pattern 12 can be for example to print
The various existing techniques such as brush, spraying or deposition are formed in substrate 11 or in substrate 1, are had pre-
Fixed or random shape.It should be understood that in the following description, pattern include by point, straight line,
The combination that curve, shape are formed with certain rule, also include being formed in substrate in a random basis
Any one in point, line, shape or its combination.In part of the embodiment, security pattern 12
For visible pattern.In another part embodiment, security pattern 12 can also be invisible pattern.
The security pattern 12 is arranged in the substrate 11 or in substrate, passes through the light of multiband
Cause off-color material to be formed, into existing first color attribute in the first frequency range, the is presented in the second frequency range
Second colors attribute, the first color attribute and the second color attribute are different.It is that is, described false proof
Pattern can launch the light of the first frequency range and the second frequency range simultaneously so that different colors is presented, or,
The security pattern can launch the light of the first frequency range under the exciting of one the 3rd frequency range light, one
Launch the light of the second frequency range under the exciting of the light of four frequency ranges.Wherein, first frequency range and described
Two frequency ranges do not overlap each other, and comprise at least a part for black light frequency range.
Preferably, when needing the light of different frequency range to be excited, the 3rd frequency range and the 4th frequency
Section does not overlap each other.
Photochromic (Photochromic) refers under different light wave inductions, and substance A is different to its
The process for the discoloration that structure body B is converted and occurred.Substance A and B have different absorption spectrum and energy
Level structure.Remove light source or change another light source, substance B is then converted into substance A, color
It is returned to initial color and luster.Because compound A is under the stimulation of external light source, molecular structure
Or electron energy level changes, the compound B that absorption spectrum is different from A is formd, color occurs
Change；And B returns to compound A under another light source or heat effect again, color is returned to
Initial color and luster.Because the absorption spectrum between two kinds of materials is changed, color development will be produced with disappearing
(no matter whether the color is positioned at visible into the reversible change of another color for color or a kind of color transition
Optical frequencies), i.e. photochromism.Organic photochromic material species is various, and reaction mechanism is not yet
It is identical to the greatest extent, mainly include：1. the fracture of key, such as spiro-pyrans, Luo oxazines；2. the homolysis of key,
The double imidazoles of such as hexaphenyl；3. electronics shifts tautomerism, such as salicylidene amino benzenes compounds；
4. cis-trans isomerism, such as azo-compound；5. redox reaction, as polycyclic aromatic compounds,
Thiazide etc.；6. annelation is reacted, such as fulgides, aryl ethylene class.
It can be realized using existing photochromic material：
1st, black light is outwards launched under the irradiation of visible ray.
2nd, visible ray is outwards launched under the irradiation of black light.
3rd, under the irradiation of the black light of some frequency range in external reflectance another frequency range can not
See light.
As described above, this is realized by the absorption spectrum of lighting change material.
Thus, security pattern 12 shows different characteristics in different situations.
Preferably, security pattern can be arranged to transparent or invisible, that is, None- identified its
Specific pattern, thus, it is possible to which so that adulterator and buyer do not know the presence of security pattern.
Because the light of the invisible frequency range in part has preferable penetrability, can penetrate paper, fabric,
Plastic or other material, therefore, security pattern can be arranged in substrate in the form of a variety of,
So that security pattern is invisible for adulterator.
In a preferred embodiment, as shown in Figure 1B, substrate 11 includes at least two layers of 11a
And 11b, the face to contact with each other is included between adjacent layer, the security pattern 12 is formed in the phase
On the face mutually contacted.This is preferably to select when substrate is paper or plastic or other material formation.
In another preferred embodiment, as shown in Figure 1 C, be provided with substrate 11 chip or
Conductive pattern 13 (such as antenna pattern), security pattern 12 form the table in chip or conductive pattern
Face, so as to be encapsulated in substrate 11.This is when substrate is the IC-card with circuit or chip
Preferably selection.
, can when substrate 11 is the formation of the materials such as plastics or paper in another preferred embodiment
So that photochromic material is added in plastic raw materials or paper pulp, by added with photochromic material
Raw material prepare substrate, whole material all has uniformly or random distribution in thus obtained substrate
Can photochromic material, be uniformly distributed or the photochromic pattern of random distribution so as to be formed,
That is, security pattern.
It is of course also possible to security pattern is formed on the second face of substrate, in the second face of substrate
When being bonded with other parts, it is also possible that security pattern is invisible.For example, by security pattern shape
Into at the back side of label, when label is adhered on product, security pattern is for outside can not
See, but can be identified by Anti-Counterfeit Identification Device.
Security pattern can in a different process step formed in substrate, can also with for example, by
Formed using the coating for being mixed with two kinds of materials with one of processing step in substrate.
Meanwhile when security pattern uses the material of above-mentioned 3rd attribute, can be by security pattern
Set in the substrate (this can be by being formed as sandwich construction to realize by substrate).Due to for example red
Ray as outside line can penetrate paper substrates, therefore, security pattern can be arranged on into multilayer
In the paper substrates of structure, so that security pattern can not be found completely from surface.
As shown in figure 1, the antifalsification label identification device 2 includes the first light source 21, secondary light source
22nd, imaging device 23, suggestion device 24 and control device 25.Wherein, control device 25 and
One light source 21, secondary light source 22, imaging device 22 and suggestion device 23 connect, and control three
Coordinate the identification for carrying out antifalsification label.Wherein, the first light source 21 and secondary light source 22 be not necessarily.
When the security pattern of antifalsification label uses the material in response to excited by visible light discoloration, can be not required to
Want light source.
First light source 21 is used to launch the light positioned at the 3rd frequency range.In the present embodiment, described
The light of three frequency ranges is used to excite security pattern to reflect or launch the light of the first frequency range.3rd frequency range
Light can be black light (such as ultraviolet or infrared ray) or visible ray.
Secondary light source 22 is used to launch the light positioned at the 4th frequency range.In the present embodiment, described
The light of four frequency ranges is used to excite antifalsification label to reflect or launch the light of the second frequency range.4th frequency range
Light can be black light (such as ultraviolet or infrared ray) or visible ray.
Imaging device 23 is suitable in the first frequency range or the imaging of the second frequency range to obtain image, that is,
Imaging device 22 possesses carries out optical imagery or in the second frequency range in the first frequency range respectively according to control
Carry out the function of optical imagery.Preferably, can by imaging device 22 in black light into picture frequency
Section set narrower, thus, its for other black lights beyond the first frequency range can not effectively into
Picture.
Suggestion device 24 is used to be prompted.Suggestion device 24 can be indicator lamp, buzzer,
Any one or its combination in loudspeaker and display.
Whether control device 25 is configured as being detected according to the image identifying that imaging device 22 obtains
Predetermined pattern, so as to control the suggestion device to be prompted so that antifalsification label identification device 2
User can know testing result.
Specifically, control device 25 control the imaging device the first frequency range carry out for the first time into
As obtaining the first image, carry out second of imaging in the second frequency range and obtain the second image, according to first
Whether image and the second image are with identical patterns and with the different distribution of color control promptings
Device is prompted the identification device for being provided with the first light source 21 and secondary light source 22, control
Device 25 controls the first light source 21 to irradiate the label to be detected during the imaging at least once,
And secondary light source 22 is controlled to irradiate the label to be detected during being imaged for second.Due to the first light source
When 21 irradiations are provided with the antifalsification label of security pattern, security pattern can reflect the first frequency range not
Visible ray or visible ray.Thus, the progress of imaging device 23 the first image that imaging obtains for the first time is in
Existing first color attribute.When secondary light source 22 irradiates antifalsification label, security pattern can reflect the
The black light or visible ray of two frequency ranges, thus, imaging device 23 carry out what second of imaging obtained
The second color attribute is presented in second image.When reflecting black light, the black light can not be people
Eye is found, but can be detected by imaging device 23 and be formed as image.For with multifrequency
The pattern of photochromic attribute, the first image and the second image are of similar shape but presented not
Same color.Whether control device 25 has identical patterns and tool according to the first image and the second image
There is different distribution of color to judge whether to detect antifalsification label, if it is determined that detecting antifalsification label
Suggestion device prompting is then controlled to detect successfully, otherwise prompting detection is unsuccessful.
Fig. 2 is the control flow chart of antifalsification label identification device in this preferred embodiment.In step
210th, carry out imaging for the first time in the first frequency range and obtain the first image.Preferably, it is imaged in first time
Period control light source launches the light positioned at the 3rd frequency range to be excited.
Second of imaging the second image of acquisition is carried out in step 220, in the second frequency range.Preferably,
Light source transmitting is controlled during being imaged for second positioned at the light of the 4th frequency range
Whether identical figure is had according to the first image and the second image in step 230, control device 25
Case and judge whether to detect antifalsification label with different distribution of color.
Suggestion device 24 is controlled to be prompted according to testing result in step 240, control device 25.
For example, when suggestion device 24 is indicator lamp, refer in testing result for control when conforming to a predetermined condition
Show that for green, indicator lamp is controlled when not meeting predetermined condition as red for lamp.
Preferably, the 3rd frequency range and the 4th frequency range do not overlap each other.The embodiment of the present invention
The pattern of different colours can be shown as in different frequency range by being set on antifalsification label.Thus,
Adulterator can not know color corresponding to frequency range.On this basis, by being imaged in different frequency ranges
At least to obtain the first image and the second image, and the shape of movement images and colour recognition anti-counterfeiting label
Whether label, it is forgery to prompt.The anti-counterfeiting technology of the present invention has preferably disguised, forgery difficulty
Greatly, degree of safety is improved.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for this
For art personnel, the present invention can have various changes and change.All spirit in the present invention
With any modification, equivalent substitution and improvements made within principle etc., it should be included in the present invention's
Within protection domain.
Claims (8)
1. a kind of antifalsification label identification device, including：
Imaging device, suitable for being imaged in the first frequency range or the second frequency range to obtain image；
Suggestion device, for being prompted；And
Control device, be connected with the imaging device and the suggestion device, for control it is described into
The first image is obtained as device carries out imaging for the first time in the first frequency range, second is carried out in the second frequency range
Secondary imaging obtains the second image, whether has identical patterns and tool according to the first image and the second image
There is different distribution of color to control the suggestion device to be prompted.
2. antifalsification label identification device according to claim 1, it is characterised in that described
First frequency range and second frequency range do not overlap each other, and comprise at least the one of black light frequency range
Part.
3. antifalsification label identification device according to claim 1, it is characterised in that described
Antifalsification label identification device also includes：
First light source, for launching the light positioned at the 3rd frequency range；
Secondary light source, for launching the light positioned at the 4th frequency range；
Wherein, the control device is used to control first light source during first time is imaged to launch
The light for being located at the 3rd frequency range, control the secondary light source during being imaged for second described in transmitting
The light of 4th frequency range；
3rd frequency range and the 4th frequency range include visible light frequency band a part and/or can not
See a part for optical frequencies.
4. antifalsification label identification device according to claim 3, it is characterised in that described
3rd frequency range and the 4th frequency range do not overlap each other.
5. a kind of antifalsification label recognition methods, including：
Imaging for the first time, which is carried out, in the first frequency range obtains the first image；
Second of imaging, which is carried out, in the second frequency range obtains the second image；
According to the first image and the second image whether with identical patterns and with different color point
Cloth judges whether the antifalsification label true and false.
6. antifalsification label recognition methods according to claim 5, it is characterised in that first
Frequency range and second frequency range do not overlap each other, and comprise at least a part for black light frequency range.
7. antifalsification label recognition methods according to claim 5, it is characterised in that described
Method also includes：
Light of the transmitting positioned at the 3rd frequency range during first time is imaged；
Light of the transmitting positioned at the 4th frequency range during being imaged for second；
3rd frequency range and the 4th frequency range include visible light frequency band a part and/or can not
See a part for optical frequencies.
8. antifalsification label recognition methods according to claim 7, it is characterised in that described
3rd frequency range and the 4th frequency range do not overlap each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610302491.4A CN107346405A (en) | 2016-05-06 | 2016-05-06 | Antifalsification label identification device and antifalsification label recognition methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610302491.4A CN107346405A (en) | 2016-05-06 | 2016-05-06 | Antifalsification label identification device and antifalsification label recognition methods |
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| CN107346405A true CN107346405A (en) | 2017-11-14 |
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| CN201610302491.4A Pending CN107346405A (en) | 2016-05-06 | 2016-05-06 | Antifalsification label identification device and antifalsification label recognition methods |
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