CN107491972A - A kind of detection application of diffraction image and its detection method - Google Patents
A kind of detection application of diffraction image and its detection method Download PDFInfo
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- CN107491972A CN107491972A CN201710729936.1A CN201710729936A CN107491972A CN 107491972 A CN107491972 A CN 107491972A CN 201710729936 A CN201710729936 A CN 201710729936A CN 107491972 A CN107491972 A CN 107491972A
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- diffraction image
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/018—Certifying business or products
- G06Q30/0185—Product, service or business identity fraud
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
Abstract
Detection application and its detection method the present invention relates to a kind of diffraction image, a kind of micro-structural texture is devised first, the micro-structural texture is formed on card ticket, Commercial goods labelses or packing material surface, the surface of carrying micro-structural texture is irradiated using mobile Internet terminal equipment, produce a diffraction image, different microstructure designs can obtain different diffraction images, the image is scanned by the camera of the said equipment and obtained, and identification is compared with the image of database purchase by mobile Internet and artificial intelligence technology, it is successful then transfer the information associated by the coded image of storage, the information content includes the identity attribute of supporting body, the true and false, the place of production, classification, circulation etc..It is difficult to derive and replicability can not be copied, can be widely applied to card ticket label and pack etc. safety anti-fake field because the micro-structural corresponding to diffraction image has.
Description
Technical field
Detection application and its detection method the present invention relates to a kind of diffraction image, more particularly to it is a kind of for card ticket
Label and packaging carry out the detection method of authentication by mobile Internet, belong to intelligent and safe identification field.
Background technology
With the development of commodity economy and the raising of living standards of the people, the prosperity of mass consumption commodity, people are to commodity
Safety and it is false proof increasingly pay attention to, commercial articles safety identification is first since differentiating the vision of commodity packaging, although new includes
Laser anti-counterfeiting printing technology emerges in an endless stream, but still hard to tell whether it is true or false for ordinary consumer.Therefore, invention one kind is more pacified
Entirely, the commodity detection method easily differentiated seems very urgent and important.
In view of it is above-mentioned the problem of, the design people, be actively subject to research and innovation, to found a kind of diffraction of new structure
The detection application of image and its detection method, make it with more actual value.
The content of the invention
In order to solve the above technical problems, it is an object of the invention to provide a kind of diffraction image detection method and its application, lead to
Camera scanning is crossed, is correctly sentenced by software artificial intelligence analysis, internet information interaction, feedback op comparing result, realization
Disconnected and discriminating.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of detection application of diffraction image, it is characterised in that：The micro-structural texture irradiated by spot light makes its generation
Optical diffraction image, then scanned by the camera of mobile terminal device, identified by artificial intelligence computing, then with it is local or
Remote information base resource compares, and finally realizes detection, interpretation, discriminating and the acquisition of more information of carrier content.
Further, the detection application of described a kind of diffraction image, wherein, the micro-structural texture is carried on card ticket
On label or packing material surface, it is made up of the periodic striped of various densitys and various orientations, and under spot light irradiation
The optical diffraction image shown.
Further, the detection application of described a kind of diffraction image, wherein, it is mobile phone, flat board that the spot light, which is,
The lighting source at the camera of mobile terminal such as computer edge.
Again further, the detection application of described a kind of diffraction image, wherein, the mobile terminal device includes reading
Device is taken, the reading device is by radiation source unit, main controller, data reader, data storage and data link structure
Into the micro-structural on carrier is corresponding with the radiation source unit, and diffraction image caused by micro-structural also passes through irradiation
Light source cell is corresponding with the data reader, and the control terminal of the main controller is connected with the controlled end of radiation source unit,
The control terminal of the main controller is also connected with the controlled end of data reader, the output end and data storage of the data reader
The input of device is connected, and the output end of the data storage is connected by data link with the input of server, described
The output end of server is connected with the input of data comparison memory, and the output end of the data comparison memory passes through service
Device is connected with the input of main controller, and the display by being connected with main controller is shown.
Again further, the detection application of described a kind of diffraction image, wherein, the reading device is with illumination
The mobile terminal device of light source and camera, the mobile terminal device are mobile phone, tablet personal computer and other customization detection devices.
A kind of detection method of diffraction image, comprises the following steps：
Step 1：By the micro-structural printing of particular design on the surface of the product；
Step 2：Correspond to diffraction image inspection software in reading device in mobile terminal device to open, pass through main controller
Radiation source unit is opened, and is irradiated on the product surface for being printed on micro-structural；
Step 3：By main controller control data reader in reading device, irradiation light source cell irradiation micro-structural is obtained
Diffraction image be read out；
Step 4：Data after reading are stored in into data storage by controller；
Step 5：Data storage by data link under the scheduling of main controller by passing through the Internet transmission to service
In device；
Step 6：The data in server are entered back into the data comparison memory being attached thereto, and and data comparison
The initial data being stored in memory is contrasted；
Step 7：After the completion of data comparison, the data for meeting the micro-structural diffraction image are passed through clothes by data comparison memory
Business device is sent to main controller, and shows relevant information by display.
Again further, the detection method of described a kind of diffraction image, it is characterised in that：The mobile terminal device
It is interior to be provided with application control system, the normally opened module of illumination light, view-finder limitation during application control system control scanning
Sized images module, shooting distance module, by diffraction pattern apart from Focusing module, image acquisition program computing contrast module, data
Uploading module and corresponding remote information transfer download module.
Again further, the detection method of described a kind of diffraction image, wherein, it is described by diffraction pattern distance focusing mould
Block and image acquisition program computing contrast module, realize the function that optical diffraction image is identified and contrasted and debates the true and false.
Again further, the detection method of described a kind of diffraction image, wherein, the data uploading module, realize
The data acquisition of the consumption of carrier package commodity and big data analysis, for commodity production enterprise diagnosis commodity sales number, disappear
Take the data messages such as focus, region, commodity consumption custom.
Again further, the detection method of described a kind of diffraction image, wherein, it is described to answer remote information to transfer download
Module, understand more product informations for commodity consumption person, the manufacture circulation information of manufacturing enterprise, obtain the newest excellent of enterprise
Favour advertising campaign etc. and realize tracing to the source for commodity.
By such scheme, the present invention at least has advantages below：
1st, the present invention can trace back to the source of product, and convenient use person is apparent from the specifying information of product, makes use
Person knows the true and false of the product, prevents user from taking inferior goods and causes unnecessary loss, and the information for improving the product can
Retrospective.
2nd, in the present invention diffraction image detection application, the difference of essence with traditional image in 2 D code detection be present, two
It is plain code to tie up code, and be easily copied duplication, and the detection of its duplicate and true form are no different, and identification can be equally detected, in of the invention
Detection image there is hiding, it is necessary to electric light source reproduction, and complicated, high resolution, and be not easy to be replicated or deduce,
Contribute to it to play good antifalsification, effectively raise the security of the product.
3rd, micro-structural can very easily carry out being printed on the surface of card ticket label or packing material in the present invention.
4th, micro-structural and its caused diffraction pattern image planes do not have one-to-one relationship, therefore the local facet of local microstructural
The damaged influence to diffraction image of product is little, and diffraction pattern has relative anti-zoned damage, has preferable serious forgiveness.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the structural representation of the mobile terminal device of the present invention；
Fig. 2 is the operation chart of the present invention；
Fig. 3 is the schematic diagram of optical diffraction image construction of the present invention.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with attached in the embodiment of the present invention
Figure, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only this
Invention part of the embodiment, rather than whole embodiments.Embodiments of the present invention, which are generally described and illustrated herein in the accompanying drawings
Component can arrange and design with a variety of configurations.Therefore, the implementation of the invention to providing in the accompanying drawings below
The detailed description of example is not intended to limit the scope of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on embodiments of the invention, those skilled in the art are obtained all on the premise of creative work is not made
Other embodiment, belong to the scope of protection of the invention.
Embodiment
A kind of detection application of diffraction image, irradiating micro-structural texture by spot light makes its generation diffraction image simultaneously to lead to
The camera scanning of mobile terminal device is crossed, is identified by artificial intelligence computing, is then opposed with Local or Remote information base resource
Than realizing the optical diffraction image of detection, interpretation, discriminating and the acquisition of more information of carrier content.
Heretofore described micro-structural texture by the periods lambda of grating, θ ° of the deflection of grating and grating combination quantity n according to
The image that rearranges of order, wherein, the length of periods lambda is at 10 μm to 100 μm, and the angle of θ ° of deflection is 0 to π, grating group
Quantity n quantity is closed 1 to 200.Wherein, the grating is amplitude grating, or is relief type grating, or is variations in refractive index
Type grating.
And above-mentioned grating combination is formed in the form of pixel, the length of pixel in 0.01mm between 0.5mm, and
The shape of pixel can be rectangle, circle, hexagon or other geometries, not make any restriction at this, as long as can be full
The above-mentioned diffraction image of foot, its micro-structural formed shape are unrestricted.
As shown in figure 3, diffraction image design principle：As n=1, a reflective gratings structure can shine in spot light
Lower generation positive and negative one-level two point diffractions a, a ' are penetrated, its grating orientation angle is set to θ a, and n grating is arranged in the form of picture element
Row, under the irradiation of same light source, the positive and negative first-order diffraction point in n × 2 is produced, and be symmetrical with 0 grade of reflection, reflecting grating periods lambda
Change, determine a, the change of distance between a ', while screen periods are changed, if changing the orientation angles of grating,
Positive and negative first-order diffraction b, rotate change θ b at b ' o'clocks around 0 grade.As long as change micro-structural variable grating combination quantity n, deflection
The numerical value of the periods lambda of θ ° and grating, its micro-structural diffraction image can do arbitrary replacement, without single image,
And diffraction image caused by the micro-structural is also difficult to replicate, and effectively raises the security in product later stage.
Heretofore described micro-structural texture is carried on card ticket label or packing material surface, and it is by various densitys and various
The periodic striped of orientation is formed, and the optical diffraction image shown under spot light irradiation.
Wherein, the lighting source that it is the camera of mobile terminal such as mobile phone, tablet personal computer edge that the spot light, which is,.
As shown in figure 1, heretofore described mobile terminal device includes reading device, using mobile internet device, bag
Reading device 2 is included, the reading device 2 is by radiation source unit 22, main controller 21, data reader 23, data storage 24
And data link 25 is formed, the micro-structural being printed on product 1 is corresponding with the radiation source unit 22, and micro-structural produces
Diffraction image it is also corresponding with the data reader 23 by radiation source unit 22, the control terminal of the main controller 21 with
The controlled end of radiation source unit 22 is connected, and the controlled end of the control terminal of the main controller 21 also with data reader 23 is connected,
The output end of the data reader 23 is connected with the input of data storage 24, and the output end of the data storage 24 is led to
The input that data link 25 is crossed with server 3 is connected, and the output end of the server 3 is defeated with data comparison memory 4
Enter end be connected, the output end of the data comparison memory 4 is connected by server 3 with the input of main controller 21, and by with
The connected display 5 of main controller 21 is shown.Micro-structural diffraction image is printed on product, passes through reading device 2, server 3
The reading and inspection to diffraction image caused by the micro-structural on product can be realized with data comparison memory 4, ensures product letter
The uniformity of breath and back information, simultaneously because the copy that is difficult to of micro-structural is copied, it is ensured that the security of the product information.
Heretofore described micro-structural is carried on card ticket label or the surface for packing product, and its diffraction image is in normal light
Diffraction pattern is hiding according under the conditions of, and the reading device is the mobile terminal with lighting source and camera, wherein, it is described
Mobile terminal is mobile phone, tablet personal computer or other special inspecting equipments.Due to detection be diffraction pattern caused by micro-structural, it is necessary to
Direction and position it is relatively-stationary illumination intake light, and camera as be reading diffraction image sensor, in camera
When being read out the diffraction image of micro-structural formation, as shown in Fig. 2 the size and shooting distance of its image, come according to user
Voluntarily adjust, it is similar to the mode of operation that image in 2 D code is scanned in reality, but the O points at center are mobile device flash lamp for photography
The catoptric image of light source, due to light source it is practically impossible to same position at camera, thus during specific scanning diffraction image also
Need to do a small amount of tilt adjustments in the side of camera or upper and lower position according to light, it is therefore an objective to make the pip of light big
Cause positioned at the center that scanning is found a view, the purpose so done enables to contribute to the central point O by diffraction image by data reader 23
It is quick to read.
The light intensity of diffraction image comes from the illumination of mobile device automatic light source simultaneously, has enough exposure intensities, therefore
Have for diffraction image background and acted on compared with high inhibition so that the diffraction image background of scanning is in weak exposure region, is advantageous to exclude
The interference of other print colors.
A kind of detection method of diffraction image, comprises the following steps：
Step 1：By the micro-structural printing of particular design on the surface of the product；
Step 2：Correspond to diffraction image inspection software in reading device in mobile terminal device to open, pass through main controller
Radiation source unit is opened, and is irradiated on the product surface for being printed on micro-structural；
Step 3：By main controller control data reader in reading device, irradiation light source cell irradiation micro-structural is obtained
Diffraction image be read out；
Step 4：Data after reading are stored in into data storage by controller；
Step 5：Data storage by data link under the scheduling of main controller by passing through the Internet transmission to service
In device；
Step 6：The data in server are entered back into the data comparison memory being attached thereto, and and data comparison
The initial data being stored in memory is contrasted；
Step 7：After the completion of data comparison, the data for meeting the micro-structural diffraction image are passed through clothes by data comparison memory
Business device is sent to main controller, and shows relevant information by display.
Particular design is existing graphic designs in the present invention, is designed by programming, can be arbitrary
One or more combinations.
Application control system, application control system control scanning are provided with mobile terminal device of the present invention
The normally opened module of period illumination light, view-finder limitation sized images module, shooting distance module, by diffraction pattern apart from Focusing module,
Image acquisition program computing contrast module, data uploading module and corresponding remote information transfer download module.
Diffraction pattern of the present invention of pressing is realized and optics is spread out apart from Focusing module and image acquisition program computing contrast module
Penetrate image and be identified and contrast the function of debating the true and false.
Data uploading module of the present invention, the data acquisition and big data analysis of the consumption of carrier package commodity are realized,
For data messages such as commodity production enterprise diagnosis commodity sales number, consumption hot spot, region, commodity consumption customs.
It is of the present invention to answer remote information to transfer download module, understand more product informations for commodity consumption person, it is raw
The manufacture circulation information of enterprise is produced, newest preferential advertising campaign of enterprise etc. is obtained and realizes tracing to the source for commodity.
Heretofore described micro-structural is replicated by UV, hot pressing, shifted, compound or thermoprint is in card ticket label or packaging product
Surface on.
The present invention at least has advantages below：
1st, the present invention can trace back to the source of product, and convenient use person is apparent from the specifying information of product, makes use
Person knows the true and false of the product, prevents from causing unnecessary loss, improves the information trackability of the product.
The difference of essence with traditional Quick Response Code detection application be present in the diffraction image detection application the 2nd, detected in the present invention,
The former is easy to the duplication that is copied, and the micro-structural in the present invention is complicated, high resolution, and its caused diffraction image, which has, to be hidden
Property, it is not easy to be replicated or deduces, good anti-fake effect can be played, effectively raises the security of carrier.
3rd, data acquisition memory is additionally provided with the data comparison memory in the present invention, can collected all kinds of different
Information, manufacturer is facilitated to know the specific requirement of client, it is with strong points so as to make corresponding adjustment.
4th, micro-structural also can very easily carry out being printed on product in the present invention.
5th, the surface of micro-structural and diffraction image planes do not have one-to-one relationship, therefore the breakage of local microstructural is to diffraction pattern
The integrality influence of picture is little, and diffraction image has relative anti-zoned damage, has preferably detection serious forgiveness.
Described above is only the preferred embodiment of the present invention, is not intended to limit the invention, it is noted that for this skill
For the those of ordinary skill in art field, without departing from the technical principles of the invention, can also make it is some improvement and
Modification, these improvement and modification also should be regarded as protection scope of the present invention.
Claims (10)
- A kind of 1. detection application of diffraction image, it is characterised in that：The micro-structural texture for the particular design irradiated by spot light It is produced optical diffraction image, then scanned, identified by artificial intelligence computing, then by the camera of mobile terminal device Compared with Local or Remote information base resource, finally realize the detection of carrier content, interpretation, discriminating and more information Obtain.
- A kind of 2. detection application of diffraction image according to claim 1, it is characterised in that：The micro-structural texture is carried on On card ticket label or packing material surface, it is made up of the periodic striped of various densitys and various orientations, is shone in spot light Penetrate down the optical diffraction image shown.
- A kind of 3. detection application of diffraction image according to claim 1, it is characterised in that：The spot light for be mobile phone, The lighting source at the camera of mobile terminal such as tablet personal computer edge.
- A kind of 4. detection application of diffraction image according to claim 1, it is characterised in that：The mobile terminal device bag Reading device is included, the reading device is by radiation source unit, main controller, data reader, data storage and data transfer Device is formed, and the micro-structural on carrier is corresponding with the radiation source unit, and diffraction image also passes through caused by micro-structural Radiation source unit is corresponding with the data reader, the control terminal of the main controller and the controlled end phase of radiation source unit Even, the control terminal of the main controller is also connected with the controlled end of data reader, the output end and data of the data reader The input of memory is connected, and the output end of the data storage is connected by data link with the input of server, The output end of the server is connected with the input of data comparison memory, and the output end of the data comparison memory passes through Server is connected with the input of main controller, and the display by being connected with main controller is shown.
- A kind of 5. detection application of diffraction image according to claim 4, it is characterised in that：The reading device be with The mobile terminal device of lighting source and camera, the mobile terminal device are that mobile phone, tablet personal computer and other customize are detected Equipment.
- 6. a kind of detection method of diffraction image, it is characterised in that comprise the following steps：Step 1：By the micro-structural printing of particular design on the surface of the product；Step 2：Correspond to diffraction image inspection software in reading device in mobile terminal device to open, will be shone by main controller Light source cell opening is penetrated, and is irradiated on the product surface for being printed on micro-structural；Step 3：By main controller control data reader in reading device, spread out to what irradiation light source cell irradiation micro-structural obtained Image is penetrated to be read out；Step 4：Data after reading are stored in into data storage by controller；Step 5：Data storage by under the scheduling of main controller by data link by the Internet transmission into server；Step 6：The data in server are entered back into the data comparison memory being attached thereto, and are stored with data comparison The initial data being stored in device is contrasted；Step 7：After the completion of data comparison, the data for meeting the micro-structural diffraction image are passed through server by data comparison memory Send to main controller, and relevant information is shown by display.
- A kind of 7. detection method of diffraction image according to claim 6, it is characterised in that：In the mobile terminal device Provided with application control system, the normally opened module of illumination light, view-finder limitation are big during application control system control scanning Small image module, shooting distance module, by diffraction pattern in Focusing module, image acquisition program computing contrast module, data Transmission module and corresponding remote information transfer download module.
- A kind of 8. detection method of diffraction image according to claim 6, it is characterised in that：The diffraction pattern of pressing is apart from right Burnt module and image acquisition program computing contrast module, realize the work(that optical diffraction image is identified and contrasted and debates the true and false Energy.
- A kind of 9. detection method of diffraction image according to claim 6, it is characterised in that：The data uploading module, The data acquisition and big data analysis of the consumption of carrier package commodity are realized, for commodity production enterprise diagnosis merchandise sales number The data messages such as amount, consumption hot spot, region, commodity consumption custom.
- A kind of 10. detection method of diffraction image according to claim 6, it is characterised in that：It is described to answer remote information to adjust Download module is taken, more product informations is understood for commodity consumption person, the manufacture circulation information of manufacturing enterprise, obtains enterprise Newest preferential advertising campaign etc. and realize tracing to the source for commodity.
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| CN201710729936.1A CN107491972A (en) | 2017-08-23 | 2017-08-23 | A kind of detection application of diffraction image and its detection method |
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| CN201710729936.1A CN107491972A (en) | 2017-08-23 | 2017-08-23 | A kind of detection application of diffraction image and its detection method |
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| CN110942413A (en) * | 2019-12-03 | 2020-03-31 | 中国科学院大学 | Method and system for hiding and extracting large-capacity optical information |
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