CN102236808A - Code carrier, electronic system capable of recognizing code and anti-counterfeiting system thereof - Google Patents
Code carrier, electronic system capable of recognizing code and anti-counterfeiting system thereof Download PDFInfo
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Abstract
The invention relates to an anti-counterfeiting system. An anti-counterfeiting code is obtained through an optical module and is decoded to obtain effective data in a cascaded code group; then a cipher text and a cipher key corresponding to the effective data are searched from a core database through a processing module; the processing module is used for obtaining plain text information corresponding to the cipher text and the cipher key through the cipher text and the cipher key, and the plain text information is transmitted through an output module. The invention also relates to a code carrier and an electronic system. By utilizing the electronic system provided by the invention to read the anti-counterfeiting code on the code carrier, a user can conveniently identify the authenticity, and the counterfeiters are difficult to counterfeit.
Description
[affiliated technical field]
The present invention relates to a kind of anti-counterfeiting technology, a kind of code carrier is provided especially and can discerns the electronic system and the Antiforge system thereof of this coding.
[background technology]
It is multiple that present people distinguish that the method for true from false of bills has, and overview mainly contains following several method:
(1) differentiates the invoice seal
Should add a cover operator's financial seal or Invoice Seal (hereinafter to be referred as the invoice seal) on the invoice.
True ticket characteristics: the invoice seal is consistent with operator's tax registration title, and seal is clear.
The false tickets characteristics: the one, do not affix one's seal; The 2nd, invoice seal and operator's tax registration title is not inconsistent; Perhaps seal is quite fuzzy, deliberately allows the people recognize unclear.
(2) differentiate printing quality
True ticket characteristics: the writing of printing is clear clean and tidy, and printing ink is even, and printing quality is good.
The false tickets characteristics: the handwriting is blurred in printing, and printing ink is inhomogeneous, and printing quality is poor.
(3) differentiate paper quality
True ticket characteristics: the paper pliability is good, hand held in when shake clear.
The false tickets characteristics: paper is softer, and pliability is poor.
(4) by " 12366 " or network inquiry
To being printed on the invoice of " invoice password ", can (the query web address: mode verified commercial invoice true and false http://www.hebds.gov.cn/) needs contents such as typing " invoice code ", " invoice number ", " invoice password " when examining by dialing " 12366 pay taxes service hotline " or network inquiry.
Discern in the method for true from false of bills in above-mentioned four, first three methods is the most frequently used methods of people, and owing to the recognition feature fake producer copys easily, so these methods are difficult to distinguish true from false of bills; Though the true or false of described the 4th method checking invoice is higher relatively, yet verification mode is more loaded down with trivial details,, need to consume a large amount of time particularly under the more situation of invoice.
[summary of the invention]
Technical matters to be solved by this invention provides a kind of code carrier and can discern the electronic system and the Antiforge system thereof of this coding, so that the method that obtains antifalse effect preferably and discern the false from the genuine easily.
For solving above technical matters, the present invention realizes by the following technical solutions:
A kind of Antiforge system also obtains valid data information with this anti-fake code decoding by the anti-fake code that obtains on the code carrier, obtains corresponding plaintext information unique with it by valid data information and discerns the false from the genuine, and it is characterized in that this Antiforge system comprises:
Code carrier, its upper berth are printed on and the unique one group of corresponding anti-fake code of code carrier, and one of them anti-fake code can obtain valid data information in this group anti-fake code after decoding;
Optical module, the image that provides the user to obtain anti-fake code from described code carrier surface, this image is handled the back through optical module and is generated the concatenated code corresponding with anti-fake code; A plurality of anti-fake codes are formed the anti-fake code group, and a plurality of concatenated codes are formed the cascade code character;
Processing module, extracted valid data information from described cascade code character, and obtain and its corresponding ciphertext and key by this valid data information, processing module is by this ciphertext and key acquisition and ciphertext and the corresponding cleartext information of key; And
Output module is connected with treating apparatus with described cleartext information output, and can't obtain ciphertext and key in processing module, and in the time of perhaps can't obtaining cleartext information, this output module is to the user feedback error message.
This Antiforge system also comprises core database, is stored with and one of described concatenated code corresponding plaintext information, key and ciphertext, perhaps stores cleartext information, key and ciphertext.
Described cleartext information obtains described ciphertext through after the cryptographic algorithm.
Described anti-fake code group comprises startup coding, recognition coding, data length coding, valid data are encoded and finish coding.
Described cascade code character comprises with the startup of anti-fake code group coding, recognition coding, data length coding, valid data coding and finishes coding corresponding respectively program start sign indicating number, file recognition code, data length identification code, valid data sign indicating number and end code.
Described processing module is according to different concatenated code in the described cascade code character, generate the associated instructions corresponding successively with different concatenated codes, this associated instructions is respectively: program start instruction, recognition program run instruction, the instruction of data length sign, valid data obtain instruction, finish reading command.
Described cleartext information is predefined unique voice or video information, and described code carrier is an invoice, and described cleartext information is the invoice draft bank.
Described key, ciphertext and cleartext information can be stored in this webserver or the flash memory storage module.
Described each anti-fake code is formed by the array mode of a plurality of little elementary areas, described a plurality of little elementary areas be combined to form human eye the minute pattern that can not discern, the anti-fake code in each anti-fake code group is different.
A described anti-fake code group is corresponding to a code carrier, and described optical module obtains the true and false that anti-fake code on the code carrier is verified this code carrier successively in the mode of scanning.
The present invention can also realize in the following manner:
A kind of code carrier, its upper berth is printed on a plurality of anti-fake codes, obtain this anti-fake code image by an optical module in the mode of scanning, to discern the true and false of this code carrier, it is characterized in that: described a plurality of anti-fake codes are formed an anti-fake code group, and one of them anti-fake code can obtain valid data information in this anti-fake code group after decoding; Each anti-fake code group is corresponding to a code carrier.
Described anti-fake code group comprises startup coding, recognition coding, data length coding, valid data are encoded and finish coding;
Described startup is encoded, recognition is encoded, data length is encoded, valid data are encoded and the end coding can correspondence obtain program start sign indicating number, file recognition code, data length identification code, valid data sign indicating number and end code after decoding;
Obtain instruction, finish reading command according to described program start sign indicating number, file recognition code, data length identification code, valid data sign indicating number and end code executable program enabled instruction successively, recognition program run instruction, the instruction of data length sign, valid data.
Each anti-fake code in the described anti-fake code group is formed by the array mode of a plurality of little elementary areas, described a plurality of little elementary areas be combined to form human eye the minute pattern that can not discern.
The present invention also can realize by following another mode:
A kind of electronic system that can read anti-fake code is used to differentiate the true and false of the code carrier that has anti-fake code it is characterized in that this electronic system comprises:
Optical module, the image that provides the user to obtain anti-fake code from a code carrier surface, this image is handled the back through optical module and is generated the concatenated code corresponding with anti-fake code; A plurality of anti-fake codes are formed the anti-fake code group, and a plurality of concatenated codes are formed the cascade code character;
Processing module, extracted valid data information from described cascade code character, and obtain and its corresponding ciphertext and key by this valid data information, processing module is by this ciphertext and key acquisition and ciphertext and the corresponding cleartext information of key; And
Output module is connected with treating apparatus with described cleartext information output, and can't obtain ciphertext and key in processing module, and in the time of perhaps can't obtaining cleartext information, this output module is to the user feedback error message.
Described anti-fake code group comprises startup coding, recognition coding, data length coding, valid data are encoded and finish coding, and this electronic system is obtained the image of these codings successively in the mode of scanning.
Described anti-fake code group after the processing of optical module successively generator program start sign indicating number, file recognition code, data length identification code, valid data sign indicating number and end code.
Code carrier of the present invention and electronic system and the Antiforge system thereof that can discern this coding have following advantage:
The user obtains anti-fake code on the code carrier by optical module, and by output module error message or correct cleartext information is played out, and can distinguish the true and false of code carrier.Code carrier for the anti-fake code of spreading the printed books invention, owing to obtain cleartext information when discerning the false from the genuine, must obtain and unique corresponding ciphertext of cleartext information and key by electronic system, and ciphertext obtains cleartext information by des encryption or other cryptographic algorithm, key is by production firm or customization, can't obtain ciphertext and key also just can't obtain cleartext information by electronic system for the fake producer, the anti-counterfeiting performance height, the fake producer is difficult for copying.For example, the shop is printed on the invoice of the bright anti-fake code of this law, and the anti-fake code shop is imprinted on false proof zone, and the user is scanned the true and false that this code carrier promptly can be differentiated in this false proof zone by described electronic system, and use-pattern is simple, convenient.
[description of drawings]
Fig. 1 is an Antiforge system structured flowchart of the present invention.
Fig. 2 is the structured flowchart of optical module of the present invention.
Fig. 3 is the synoptic diagram of one group of anti-fake code on the code carrier of the present invention.
Fig. 4 is the structural representation of the one group concatenated code corresponding with one group of anti-fake code.
Fig. 5 is the process flow diagram of recognition anti-fake code of the present invention.
[embodiment]
Reach technological means and the effect that predetermined purpose is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, a kind of anti-fake code that foundation the present invention is proposed and embodiment, structure, feature and the effect thereof of distinguishing the method for this anti-fake code, describe in detail as after.
Seeing also shown in Figure 1ly, is Antiforge system 1 synoptic diagram that utilizes anti-fake code of the present invention, and this Antiforge system 1 comprises: code carrier 10, optical module 23, processing module 22, core database 21 and output module 20.Wherein, shop, the surface of described code carrier 10 is printed on the anti-fake code that human eye is easy to ignore, and this anti-fake code shop is imprinted on anti-counterfeit recognition place of code carrier 10, obtains to make things convenient for optical module.A plurality of anti-fake codes are combined into an anti-fake code group, and the unique corresponding code carrier of anti-fake code group is used to distinguish the true and false of a code carrier.
The shop impression method of described anti-fake code has a detailed description in application number is 02122633.4 Chinese patent, so be not described in detail in this.
As shown in Figure 2, be the structured flowchart of described optical module 23, it comprises: optics acquisition module 230 is used to obtain code carrier 1 surperficial microscopic magnified optical images; Imageing sensor 231 is used for the optical image that optics acquisition module 230 obtains is generated as digitized video; Image recognizing and processing unit 232 is picked up the digitized video of anti-fake code from the digitized video that imageing sensor 231 generates, and this anti-fake code digitized video is decoded as concatenated code corresponding with it.A plurality of concatenated codes are formed a cascade code character, and a cascade code character is corresponding with an anti-fake code group.
As shown in Figures 3 and 4, organize one group of corresponding cascade code character structural representation of anti-fake code for the synoptic diagram of one group of anti-fake code of the present invention and with this.Described each cascade code character comprises five concatenated codes: program start sign indicating number, file recognition code, data length identification code, valid data sign indicating number, end code; Each concatenated code of corresponding each cascade code character, described each anti-fake code group comprises: start coding, recognition coding, data length coding, valid data coding and finish coding.
Described processing module 22 is according to five different in each cascade code character sign indicating numbers, can generate and the corresponding associated instructions of different concatenated codes, this associated instructions is respectively: program start instruction, recognition program run instruction, the instruction of data length sign, valid data obtain instruction, finish reading command.
Described program start instruction is used for the initialization clock signal is provided when optical module starts, and the recognition program of optical module can be started;
Described recognition program run instruction is used for identifying the beginning of these recognition program valid data, triggers the recognition program run;
The instruction of described data length sign is as the digital content length indication, and when the valid data length of recognizer recognition surpassed or is not enough, the control output module was to the user feedback error message;
Described valid data obtain instruction, and the valid data that obtain have identified the valid data information in this recognition process, and the valid data coding in this valid data information and the described anti-fake code group is to concern one to one;
Described end reading command finally provides CRC sign indicating number (cyclic redundancy check (CRC) code) proof test value, is used for the correctness of the valid data that verification obtains, and identifies program run simultaneously and finishes.Can certainly come the correctness of checking data by other check additions, such as the Hamming check method.
The unique corresponding ciphertext of valid data information and the key that comprise in the described core database and obtain.Particularly, described key is to obtain by following mode: at first, provide the cleartext information of false proof required encryption, and the invoice number of stamp for example, perhaps date of manufacture etc. has the information of uniqueness; Secondly, generate and the unique corresponding ciphertext of this cleartext information behind the cleartext information process des encryption algorithm, production firm or client provide key again.Since cleartext information in the des encryption process ciphertext for showing at random, and irregular seeking, so the adulterator can't recall plaintext according to the ciphertext law of character graphics displaying, improved antifalsification.
Described DES algorithm is the DSE arithmetic in the cipher system, is become Data Encryption Standard again, is the DSE arithmetic cryptographic algorithm of American I BM company development in 1972, is a kind of known cryptographic algorithm, therefore is not described in detail in this.Can certainly be by other cryptographic algorithm, for example RSA cryptographic algorithms is encrypted cleartext information and is obtained described ciphertext.
The concatenated code that described processing module is used for obtaining according to optical module is carried out corresponding instruction, and control output module feedback error message or correct cleartext information.
Particularly, as shown in Figure 5, the method for distinguishing anti-fake code of the present invention is as described below:
A, optical module obtain the anti-fake code group, and this anti-fake code group is decoded to obtain the cascade code character corresponding with this anti-fake code group;
B, processing module extracted valid data information from this cascade code character, and in core database, seek and unique corresponding ciphertext of this valid data information and key;
If the C processing module searches out and unique corresponding ciphertext of valid data information and key in core database, then carry out next step, if do not search out, then by output unit to the user feedback error message, wait the valid data information in the next cascade code character to be extracted;
D, processing module search out in the core database with unique corresponding ciphertext of valid data information and key after, search again and this ciphertext and the corresponding cleartext information of key, if find and this ciphertext and the corresponding cleartext information of key, then carry out next step, if do not search out, then by output unit to the user feedback error message;
E, processing module get access in the core database with ciphertext and key corresponding plaintext information after, the notice output unit is with this cleartext information output.
F, optical module obtain the end coding on the code carrier, and will finish the end code information of coding and decoding Cheng Yuqi correspondence, and processing module generates according to this end code information and finishes the recognition programmed instruction, identify this recognition program run and finish.
In the present invention, the user need utilize the startup that optical module scans one group of anti-fake code successively to encode by the mode that scans, recognition is encoded, data length is encoded, valid data are encoded and the end coding.
Particularly, described method A is further comprising the steps of:
A1, optical module obtain described startup coding, and this is started the program start sign indicating number of coding and decoding Cheng Yuqi correspondence, and processing module is obtained generator program enabled instruction behind this program start sign indicating number, allow whole recognition program start;
Behind A2, the recognition program start, optical module obtains described recognition coding, and should distinguish coding and decoding Cheng Yuqi corresponding file recognition code, and processing module generates recognition program run instruction after obtaining this document recognition code, identifies this recognition program and begins;
After A3, recognition program begin, optical module obtains described data length coding, and with the data length position of this data length coding and decoding Cheng Yuqi correspondence, processing module generates corresponding data length sign instruction according to this data length position, informs the effective length of wanting reading of data in the next step.
Described method B may further comprise the steps particularly:
B1, optical module obtain described valid data coding, with the valid data sign indicating number of the unique correspondence of this valid data coding and decoding Cheng Yuqi.
B2, described processing module generate valid data according to described valid data sign indicating number information and obtain instruction, and according to described data length sign instruction extracted valid data information from the valid data sign indicating number, during the effective length that if the valid data length of recognizer recognition surpasses or the instruction of not enough data length sign is suggested, processing module notice output module feedback error message; If effective length meets the suggested effective length of data length sign instruction, then proceed next step operation.
During concrete enforcement, optical module, processing module, core database and output module can be integrated in the electronic system, the user obtains anti-fake code on the code carrier by this electronic system, and by output module error message or correct cleartext information are played out, can distinguish the true and false of code carrier.Described core database can be the flash memory storage module, also can be the webserver, and the data message of its stored can regular update.For the code carrier of the anti-fake code of spreading the printed books invention, the anti-counterfeiting performance height, the fake producer is difficult for copying.For example, the shop is printed on the invoice of the bright anti-fake code of this law, and the anti-fake code shop is imprinted on false proof zone, and the user is scanned the true and false that code carrier can be known in this false proof zone by described electronic system, and use-pattern is simple, convenient.
Below only embodiments of the invention are described, but be not that various variations or the modification made according to spirit of the present invention are all within the protection category of claim of the present invention in order to restriction the present invention.
Claims (16)
1. an Antiforge system also obtains valid data information with this anti-fake code decoding by the anti-fake code that obtains on the code carrier, obtains corresponding plaintext information unique with it by valid data information and discerns the false from the genuine, and it is characterized in that this Antiforge system comprises:
Code carrier, its upper berth are printed on and the unique one group of corresponding anti-fake code of code carrier, and one of them anti-fake code can obtain valid data information in this group anti-fake code after decoding;
Optical module, the image that provides the user to obtain anti-fake code from described code carrier surface, this image is handled the back through optical module and is generated the concatenated code corresponding with anti-fake code; A plurality of anti-fake codes are formed the anti-fake code group, and a plurality of concatenated codes are formed the cascade code character;
Processing module, extracted valid data information from described cascade code character, and obtain and its corresponding ciphertext and key by this valid data information, processing module is by this ciphertext and key acquisition and ciphertext and the corresponding cleartext information of key; And
Output module is connected with treating apparatus with described cleartext information output, and can't obtain ciphertext and key in processing module, and in the time of perhaps can't obtaining cleartext information, this output module is to the user feedback error message.
2. Antiforge system according to claim 1 is characterized in that: this Antiforge system also comprises core database, is stored with and one of described concatenated code corresponding plaintext information, key and ciphertext, perhaps stores cleartext information, key and ciphertext.
3. Antiforge system according to claim 2 is characterized in that: described cleartext information obtains described ciphertext through after the cryptographic algorithm.
4. Antiforge system according to claim 1 is characterized in that: described anti-fake code group comprises startup coding, recognition coding, data length coding, valid data are encoded and finish coding.
5. Antiforge system according to claim 4 is characterized in that: described cascade code character comprises with the startup of anti-fake code group coding, recognition coding, data length coding, valid data coding and finishes coding corresponding respectively program start sign indicating number, file recognition code, data length identification code, valid data sign indicating number and end code.
6. Antiforge system according to claim 5, it is characterized in that: described processing module is according to different concatenated code in the described cascade code character, generate the associated instructions corresponding successively with different concatenated codes, this associated instructions is respectively: program start instruction, recognition program run instruction, the instruction of data length sign, valid data obtain instruction, finish reading command.
7. according to any described Antiforge system of claim 1 to 6, it is characterized in that: described cleartext information is predefined unique voice or video information, and described code carrier is an invoice, and described cleartext information is the invoice draft bank.
8. according to any described Antiforge system of claim 1 to 6, it is characterized in that: described key, ciphertext and cleartext information can be stored in this webserver or the flash memory storage module.
9. according to any described Antiforge system of claim 1 to 6, it is characterized in that: described each anti-fake code is formed by the array mode of a plurality of little elementary areas, described a plurality of little elementary areas be combined to form human eye the minute pattern that can not discern, the anti-fake code in each anti-fake code group is different.
10. according to any described Antiforge system of claim 1 to 6, it is characterized in that: a described anti-fake code group is corresponding to a code carrier, and described optical module obtains the true and false that anti-fake code on the code carrier is verified this code carrier successively in the mode of scanning.
11. code carrier, its upper berth is printed on a plurality of anti-fake codes, obtain this anti-fake code image by an optical module in the mode of scanning, to discern the true and false of this code carrier, it is characterized in that: described a plurality of anti-fake codes are formed an anti-fake code group, and one of them anti-fake code can obtain valid data information in this anti-fake code group after decoding; Each anti-fake code group is corresponding to a code carrier.
12. code carrier according to claim 11 is characterized in that: described anti-fake code group comprises startup coding, recognition coding, data length coding, valid data are encoded and finish coding;
Described startup is encoded, recognition is encoded, data length is encoded, valid data are encoded and the end coding can correspondence obtain program start sign indicating number, file recognition code, data length identification code, valid data sign indicating number and end code after decoding;
Obtain instruction, finish reading command according to described program start sign indicating number, file recognition code, data length identification code, valid data sign indicating number and end code executable program enabled instruction successively, recognition program run instruction, the instruction of data length sign, valid data.
13. code carrier according to claim 12 is characterized in that: each anti-fake code in the described anti-fake code group is formed by the array mode of a plurality of little elementary areas, described a plurality of little elementary areas be combined to form human eye the minute pattern that can not discern.
14. an electronic system that can read anti-fake code is used to differentiate the true and false of the code carrier that has anti-fake code it is characterized in that this electronic system comprises:
Optical module, the image that provides the user to obtain anti-fake code from a code carrier surface, this image is handled the back through optical module and is generated the concatenated code corresponding with anti-fake code; A plurality of anti-fake codes are formed the anti-fake code group, and a plurality of concatenated codes are formed the cascade code character;
Processing module, extracted valid data information from described cascade code character, and obtain and its corresponding ciphertext and key by this valid data information, processing module is by this ciphertext and key acquisition and ciphertext and the corresponding cleartext information of key; And
Output module is connected with treating apparatus with described cleartext information output, and can't obtain ciphertext and key in processing module, and in the time of perhaps can't obtaining cleartext information, this output module is to the user feedback error message.
15. electronic system according to claim 14, it is characterized in that: described anti-fake code group comprises startup coding, recognition coding, data length coding, valid data are encoded and finish coding, and this electronic system is obtained the image of these codings successively in the mode of scanning.
16. electronic system according to claim 15 is characterized in that: described anti-fake code group after the processing of optical module successively generator program start sign indicating number, file recognition code, data length identification code, valid data sign indicating number and end code.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010155570XA CN102236808A (en) | 2010-04-21 | 2010-04-21 | Code carrier, electronic system capable of recognizing code and anti-counterfeiting system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010155570XA CN102236808A (en) | 2010-04-21 | 2010-04-21 | Code carrier, electronic system capable of recognizing code and anti-counterfeiting system thereof |
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| CN102236808A true CN102236808A (en) | 2011-11-09 |
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| CN201010155570XA Pending CN102236808A (en) | 2010-04-21 | 2010-04-21 | Code carrier, electronic system capable of recognizing code and anti-counterfeiting system thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236929A (en) * | 2013-04-26 | 2013-08-07 | 天地融科技股份有限公司 | Information processing method and encryption device |
| CN104794513A (en) * | 2015-03-24 | 2015-07-22 | 立德高科(北京)数码科技有限责任公司 | Method and device for binding data in combined type anti-counterfeiting marks |
| CN105956864A (en) * | 2016-05-03 | 2016-09-21 | 立德高科（昆山）数码科技有限责任公司 | Method and system for determining authenticity of goods through microscopic image of goods logo |
-
2010
- 2010-04-21 CN CN201010155570XA patent/CN102236808A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236929A (en) * | 2013-04-26 | 2013-08-07 | 天地融科技股份有限公司 | Information processing method and encryption device |
| CN103236929B (en) * | 2013-04-26 | 2016-09-14 | 天地融科技股份有限公司 | A kind of information processing method and deciphering device |
| CN104794513A (en) * | 2015-03-24 | 2015-07-22 | 立德高科(北京)数码科技有限责任公司 | Method and device for binding data in combined type anti-counterfeiting marks |
| CN104794513B (en) * | 2015-03-24 | 2018-03-30 | 立德高科(北京)数码科技有限责任公司 | The method and device that data during combined anti-fake is identified are bound |
| CN105956864A (en) * | 2016-05-03 | 2016-09-21 | 立德高科（昆山）数码科技有限责任公司 | Method and system for determining authenticity of goods through microscopic image of goods logo |
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Application publication date: 20111109 |