CN101937517B - Network-based commodity anti-counterfeiting two-dimensional code redundancy design method - Google Patents
Network-based commodity anti-counterfeiting two-dimensional code redundancy design method Download PDFInfo
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- CN101937517B CN101937517B CN201010271951.4A CN201010271951A CN101937517B CN 101937517 B CN101937517 B CN 101937517B CN 201010271951 A CN201010271951 A CN 201010271951A CN 101937517 B CN101937517 B CN 101937517B
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Abstract
The invention relates to a two-dimensional bar code, in particular to a network-based commodity anti-counterfeiting two-dimensional code redundancy design method, which at least uses two geometric shapes with larger contrast to represent bit streams of '0' and '1', and is characterized in that: two kinds of geometric bodies with larger contrast form a horizontal and vertical '0' and '1' coding structure in a cuboid frame, the shapes of the geometric bodies of '0' and '1' are the same and the sizes are the same, a basic mark identification is formed by '0' and '1' in the cuboid frame to be used as a starting body space of a two-dimensional code, and the side length of the geometric body of '0' or '1' is between 0.4 and 1 mm. The network-based commodity anti-counterfeiting two-dimensional code redundancy design method is beneficial to the conventional mobile phone to conveniently extract the two-dimensional code without changing the hardware of the mobile phone.
Description
Technical field
The present invention relates to a kind of two-dimensional bar code, particularly a kind of network commodity anti-counterfeit two-dimensional bar code redundancy design method.
Background technology
Quick Response Code (2-dimensionalbarcode) is the chequered with black and white graphic recording data symbol information distributed in plane (on two-dimensional directional) according to certain rules with certain specific geometric figure; Coding utilizes the concept of " 0 ", " 1 " bit stream forming computer-internal logical foundations dexterously, the geometrical body using several corresponding with scale-of-two is to represent word numerical information, automatically processed to realize information by image input device or photoelectric scanning device automatically identifying and reading: two-dimensional bar code/Quick Response Code in horizontal and vertical two orientation expressing information simultaneously, therefore can express a large amount of information in very little area.
What existing use was comparatively universal is PDF417 Quick Response Code, the difference of it and one-dimension code is that multirow forms bar code, do not need connection database, itself can store mass data, be applied to: hospital, driver's license, handling of goods and materials, freight transportation, when bar code is by when necessarily destroying, error correcting can make bar code be correctly decoded PDF417.PDF417 Quick Response Code is the product that news Bo Er (Symbol) scientific & technical corporation developed in nineteen ninety.It is a multirow, continuity, variable length, comprise the symbol logo of mass data.Its character set comprises all 128 characters, and maximum data content is 1850 characters.
Owing to including 1850 characters in less space, this is very thin with regard to requiring the bar of its bar code to require, feature wherein contains much information, and problem obtains Quick Response Code when lens quality is not high by imaging, be difficult to obtain accurate Quick Response Code, data are read in impact.
" having the telephone set of the recognition capability " China Patent No. of having invented inventor is: in ZL03108082.0, disclose a kind of subsidiary camera of mobile phone that utilizes and carry out Quick Response Code reading, realize false proof technology, but because 1,300,000 general cameras are unintelligible in 15mm-30mm imaging, excellent its 15mm-30mm extract PDF417 Quick Response Code time, be difficult to especially identify, have impact on the application of existing mobile phone in this one side greatly.In order to overcome this problem, some mobile phone adds closely focus adjusting mechanism, to increase the imaging capability to close-in target specially when designing.
Its this, existing Quick Response Code is square structure, as application during commodity counterfeit prevention, sometimes seems a little not too suitable.
Summary of the invention
The object of this invention is to provide one can be beneficial to existing mobile phone and conveniently extract two-dimensional bar code, and do not change the network commodity anti-counterfeit two-dimensional bar code redundancy design method of mobile phone hardware.
The object of the present invention is achieved like this, a kind of network commodity anti-counterfeit two-dimensional bar code redundancy design method, it is at least used for representing " 0 " by the geometrical body that two kinds of contrasts are larger, " 1 " bit stream, it is characterized in that: the geometrical body that two kinds of contrasts are larger forms " 0 " and " 1 " coding structure of horizontal and vertical in rectangular parallelepiped framework, " 0 " is identical with the geometrical body shape of " 1 ", equal and opposite in direction, a basic identification is formed not as the inchoate aspect space of Quick Response Code by " 0 " and " 1 " in rectangular parallelepiped framework, the geometrical body length of side of described " 0 " or " 1 " is between 0.4-1mm.
Described " 0 " and " 1 " coding structure forms 16*32 bit in rectangular parallelepiped framework, can represent 64 bytes.
Described " 0 " and " 1 " coding structure has the Quick Response Code of two groups of identical structures in rectangular parallelepiped framework.
The Quick Response Code of two groups of described identical structures is symmetrical or symmetrical up and down.
The Quick Response Code of two groups of described identical structures at least comprises the coding that the byte of definition network address and anti-counterfeit commodities do not repeat to number.
The symmetrical place of Quick Response Code of two groups of described identical structures comprises the check code of each group Quick Response Code.
The coding that described anti-counterfeit commodities does not repeat to number at least comprises date of manufacture, the use term of validity, merchandise classification information, manufacturer's information, grown place information, trade name information, goods number information and the information of check code of commodity.
Advantage of the present invention is: because Quick Response Code adopts upper and lower identical Structure composing two groups of two-dimensional bar codes, it is false proof that employing network data base form carries out two-dimensional bar, as: date of manufacture: 2010-8-16 4 bytes, the term of validity: 2012-8-16 4 bytes, merchandise classification: use 2 bytes, in database, with hexadecimal representation, as 0 represents white wine, 1 represents grape wine, represent champagne with 3, represent cigarette with 10, then can comprise more than 60,000 kind of commodity.Manufacturer: 3 bytes; Grown place: 1 word byte, trade name: 2 bytes; Goods number: 4 bytes, network address: 55; Mark: 1 byte, verification: 4 bytes, then totally 32 bytes.That is, nearly all commodity counterfeit prevention can be formed by 32 bytes.Like this from data processing, can ensure to bar code reliability.
Accompanying drawing explanation
Below in conjunction with embodiment accompanying drawing, the invention will be further described:
Fig. 1 is the embodiment of the present invention 1 structural representation;
Fig. 2 is the embodiment of the present invention 2 structural representation.
In figure: 1, be used for representing " 0 ", " 1 " bit stream geometrical body; 2, rectangular parallelepiped framework; 3, basic identification; 4, upper two-dimensional bar code; 5, lower two-dimensional bar code; 6, the second from left dimension bar-code; 7, right two-dimensional bar code; 8, check code.
Embodiment
Embodiment 1
Fig. 1 gives a kind of two-dimensional bar code structure up and down, rectangular parallelepiped framework 2 respectively have a basic identification 3 in upper and bottom right, upper two-dimensional bar code 4 is identical with lower two-dimensional bar code 5, basic identification 3 is " mouth " shape, surrounding " mouth " wordline bar is with wide, " mouth " word upper end includes three 0 or three 1, when black geometrical body represents 0, on " mouth " word, hem width includes three 0, under " mouth " word, hem width includes three 0, two 0 are included and one 1 in the middle of " mouth " word, here be used for representing " 0 ", " 1 " bit stream geometrical body 1 is positive four limit bodies, its length of side is equal.Laterally continuous 32 bits, longitudinally continuous 16 bits, form 512 bits, can form 64 bytes, adopt upper and lower identical Structure composing two groups of two-dimensional bar codes, often group accounts for 32 bytes.This 32 byte is as false proof in adopted network data base form to carry out two-dimensional bar, as: date of manufacture: 2010-8-16 4 bytes, the term of validity: 2012-8-16 4 bytes, merchandise classification: use 2 bytes, in database, with hexadecimal representation, as 0 represents white wine, 1 represents grape wine, represents champagne with 3, represent cigarette with 10, then can comprise more than 60,000 kind of commodity.Manufacturer: 3 bytes; Grown place: 1 word byte, trade name: 2 bytes; Goods number: 4 bytes, network address: 55; Mark: 1 byte, verification: 4 bytes, then totally 32 bytes.That is, nearly all commodity counterfeit prevention can be formed by 32 bytes.
The positive four limit bodies of geometrical body of " 0 " or " 1 ", the length of side is between 0.4-1mm.This in 15mm-30mm imaging, then carries out image recognition by the treatment circuit of mobile phone for 1,300,000 cameras, and reading network address and not repeated encoding do not send one's regards to topic.
The security of identical its commodity counterfeit prevention of two-dimensional bar code of complete lattice is adopted to ensure.Can local damage because the two-dimensional bar code on commodity has, adopt two groups of two-dimensional bar codes that complete lattice is identical, by appropriate design, as long as two-dimensional bar code damages be not more than 1/2nd, all can completely reads all information.
Embodiment 2
Fig. 2 is a kind of left and right two-dimensional bar code structure, and other is identical with the structure of Fig. 1.No matter be adopt up-down structure or tiled configuration.As long as each group two-dimensional bar code entirety forms 16*32 bit, each group two-dimensional bar code has 32 bytes.
It is in order to the embodiment that thought of the present invention provides is described that Fig. 1 illustrates, the definition in fact about the concrete commodity counterfeit prevention information of 32 bytes can change to some extent according to concrete form.The fixing network address of being store by a group coding and mobile phone EMS memory as network address is carried out corresponding, just can provide considerable network address or IP.
Basic identification 3 " mouth " shape represents, the basic size of expression " 0 ", " 1 " bit stream geometrical body can be set up by reading basic identification 3, then read other " 0 ", " 1 " bit stream geometrical body successively as benchmark, deciphering is 0 or 1, finally determines anti-counterfeiting information.
In one group of two-dimensional bar code, include check code 8, can find that whether the network address read is correct, time correct by check code 8, the network address read is sent by mobile phone, enter corresponding website by mobile network, send to corresponding website and do not repeat anti-fake code, obtain the true or false of commodity counterfeit prevention.
Certainly, time incorrect, handset processes circuit processes second half two-dimensional barcode image obtained, when second half two-dimensional barcode image is after check code 8 verifies, correctly, then sent the network address read by mobile phone, enter corresponding website by mobile network, send to corresponding website and do not repeat anti-fake code, obtain the true or false of commodity counterfeit prevention.
When both incorrect, to mobile phone treatment circuit to the two groups of half and half splicings of two-dimensional barcode image obtained, then can be sent the network address read by mobile phone, enter corresponding website by mobile network, send to corresponding website and do not repeat anti-fake code, obtain the true or false of commodity counterfeit prevention.
When all obtaining complete information by said method, mobile phone provides information.
Embodiment 3
The structure of Fig. 1 and Fig. 2 also can by horizontal continuous 32 bits, and longitudinal continuous 20 bits, to increase overall quantity of information.When horizontal continuous 32 bits, longitudinally during continuous 20 bits, overall 640 bits, have 80 bytes, if by two groups of two-dimensional bar code G-Design, often group has 40 bytes, during than longitudinal continuous 16 bits, many 8 bytes, 8 bytes and original 7 bytes form website information jointly, the length of one of them byte definition network address.Network address is made up of numeral and letter, and with 7 bits, the most significant digit of a byte represents a little or oblique line, as in the C letter in www.cctv.com/sx.cn, ASCII character 16 system of C letter is 43, then illustrates to have before C letter with C3., after com, add 1 before 16 systems and can represent/line.
Claims (7)
1. a network commodity anti-counterfeit two-dimensional bar code redundancy design method, it is at least used for representing " 0 ", " 1 " bit stream by the geometrical body that two kinds of contrasts are larger, it is characterized in that: the geometrical body that two kinds of contrasts are larger forms " 0 " and " 1 " coding structure of horizontal and vertical in rectangular parallelepiped framework, " 0 " is identical with the geometrical body shape of " 1 ", equal and opposite in direction, form a basic identification not as the inchoate aspect space of Quick Response Code by " 0 " and " 1 " in rectangular parallelepiped framework, the geometrical body length of side of described " 0 " or " 1 " is between 0.4-1mm; Quick Response Code adopts upper and lower identical Structure composing two groups of two-dimensional bar codes, and it is false proof that employing network data base form carries out two-dimensional bar, and different titles, in database, with hexadecimal representation, can form nearly all commodity counterfeit prevention by 32 bytes.
2. the network commodity anti-counterfeit two-dimensional bar code redundancy design method of one according to claim 1, is characterized in that: described " 0 " and " 1 " coding structure forms 16*32 bit in rectangular parallelepiped framework, can represent 64 bytes.
3. the network commodity anti-counterfeit two-dimensional bar code redundancy design method of one according to claim 1, is characterized in that: described " 0 " and " 1 " coding structure has the Quick Response Code of two groups of identical structures in rectangular parallelepiped framework.
4. the network commodity anti-counterfeit two-dimensional bar code redundancy design method of one according to claim 3, is characterized in that: the Quick Response Code of two groups of described identical structures is symmetrical or symmetrical up and down.
5. the network commodity anti-counterfeit two-dimensional bar code redundancy design method of one according to claim 3, is characterized in that: the Quick Response Code of two groups of described identical structures at least comprises the coding that the byte of definition network address and anti-counterfeit commodities do not repeat to number.
6. the network commodity anti-counterfeit two-dimensional bar code redundancy design method of one according to claim 3, is characterized in that: the symmetrical place of Quick Response Code of two groups of described identical structures comprises the check code of each group Quick Response Code.
7. the network commodity anti-counterfeit two-dimensional bar code redundancy design method of one according to claim 5, is characterized in that: the coding that described anti-counterfeit commodities does not repeat to number at least comprises date of manufacture, the use term of validity, merchandise classification information, manufacturer's information, grown place information, trade name information, goods number information and the information of check code of commodity.
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| CN101937517B true CN101937517B (en) | 2016-02-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103246863A (en) * | 2013-04-02 | 2013-08-14 | 包晗 | Identifying system and identifying method for interactive anti-counterfeiting based on identifying codes |
| CN106372948A (en) * | 2016-08-31 | 2017-02-01 | 江苏鼎昌科技股份有限公司 | Cross-region sale prevention method through combining two-dimensional code and Arabic ciphers |
| CN106778998A (en) * | 2016-11-28 | 2017-05-31 | 北京慧眼智行科技有限公司 | The generation method and device of a kind of color 2 D code |
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| US5726435A (en) * | 1994-03-14 | 1998-03-10 | Nippondenso Co., Ltd. | Optically readable two-dimensional code and method and apparatus using the same |
| CN1444175A (en) * | 2003-04-23 | 2003-09-24 | 上海龙贝信息科技有限公司 | Cmnibearing information synchronous two-dimensional bar code system and reading method |
| EP1720118A2 (en) * | 2005-05-06 | 2006-11-08 | Secure Edge S.r.l. | High-density two-dimensional graphic code, and coding system and decoding system based on said code |
| CN1959704A (en) * | 2006-11-07 | 2007-05-09 | 中国物品编码中心 | Method for converting 2D bar code symbols to coded information |
| CN101093553A (en) * | 2007-07-19 | 2007-12-26 | 成都博古天博科技有限公司 | 2D code system, and identification method |
| CN101937518A (en) * | 2010-09-04 | 2011-01-05 | 西安信唯信息科技有限公司 | Network-based commodity anti-counterfeit two-dimensional bar code design method |
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2010
- 2010-09-04 CN CN201010271951.4A patent/CN101937517B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5726435A (en) * | 1994-03-14 | 1998-03-10 | Nippondenso Co., Ltd. | Optically readable two-dimensional code and method and apparatus using the same |
| CN1444175A (en) * | 2003-04-23 | 2003-09-24 | 上海龙贝信息科技有限公司 | Cmnibearing information synchronous two-dimensional bar code system and reading method |
| EP1720118A2 (en) * | 2005-05-06 | 2006-11-08 | Secure Edge S.r.l. | High-density two-dimensional graphic code, and coding system and decoding system based on said code |
| CN1959704A (en) * | 2006-11-07 | 2007-05-09 | 中国物品编码中心 | Method for converting 2D bar code symbols to coded information |
| CN101093553A (en) * | 2007-07-19 | 2007-12-26 | 成都博古天博科技有限公司 | 2D code system, and identification method |
| CN101937518A (en) * | 2010-09-04 | 2011-01-05 | 西安信唯信息科技有限公司 | Network-based commodity anti-counterfeit two-dimensional bar code design method |
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