CN106938572B - A kind of Quick Response Code generation system and recognition methods - Google Patents
A kind of Quick Response Code generation system and recognition methods Download PDFInfo
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- CN106938572B CN106938572B CN201710125664.4A CN201710125664A CN106938572B CN 106938572 B CN106938572 B CN 106938572B CN 201710125664 A CN201710125664 A CN 201710125664A CN 106938572 B CN106938572 B CN 106938572B
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- code
- quick response
- image
- response code
- standard picture
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/01—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for special character, e.g. for Chinese characters or barcodes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
Abstract
A kind of Quick Response Code generation system and recognition methods, including：Print data reception device receives the two-dimensional code data for needing to print；The two-dimensional code data of reception is encoded to the image in 2 D code including standard picture and reverse image by two-dimentional code encoding device, and the standard picture is the image generated according to Quick Response Code coding rule；The reverse image is that dark color lump in standard picture is intercoursed the image to be formed with light color lump；Quick Response Code spray code spraying apparatus after receiving standard picture and reverse image that the two-dimentional code encoding device generates, sprays standard picture and reverse image successively on transparent material.
Description
Technical field
The present invention relates to a kind of Quick Response Code printing technologies, print and know more particularly, to Quick Response Code on a kind of transparent material
Other method.
Background technology
Quick Response Code is the black and white phase being distributed according to certain rules in plane (on two-dimensional directional) with certain specific geometric figure
The figure of news records the bar code of data symbol information.With information capacity is big, reliability is high, coding mode is flexible, secrecy is anti-
The advantages that puppet is strong.
Quick Response Code is the carrier of information and information gathering, the important method and means of propagation, can be risen in every field
To proposing efficient effect.With the popularization of intelligent terminal and the quick popularization of mobile network so that Quick Response Code becomes following number
According to the window in epoch.Planar bar code technology obtains extensively in fields such as mobile e-business, word Rapid input, food safety managements
Use.
The application of Quick Response Code has furthered the distance between consumer and enterprise, further improves client response degree, will produce
Product and service extend to terminal client and are bundled into the essential information of product, company information etc. and Quick Response Code together, spray printing to production
On the packing box of product, with reference to cloud database and mobile terminal, can not only realize anti-channeling of cracking down on counterfeit goods, the real-time tracking of products in circulation and
Retrospect may also reach up the effect of publicity product.At present, extensive, the high volume applications of packaging industry Quick Response Code just rise
Step.
Quick Response Code is by the identification of the transmitting light of different zones in pattern, obtains corresponding character code information.For transparent
The materials such as material such as PMP, AS, PMMP, PET, since its transmissivity is high, reflectivity is low, carries out conventional black on it and beats
During print, the reflectivity difference of print area and non-print area is smaller, causes the Quick Response Code printed identification more difficult.
In order to solve this problem, improved technology case is proposed in the prior art, by using reflectivity in print area
High tinted material is printed, and so as to improve the reflectivity difference of print area and non-print area, improves two printed
Tie up the recognition effect of code.But above-mentioned improvement also has the following technical problems：Due to transparent material be typically used in packaging or
As decoration, when being scanned to the image in 2 D code on transparent material, background material is there is often also, when its background material
Expect for the reflectivity that Quick Response Code does not print transparent region can be increased during light color, so that the reflection of print area and non-print area
Rate difference is reduced, and causes Quick Response Code None- identified or identification difficult.
The content of the invention
Quick Response Code print system and its recognition methods the present invention provides a kind of improved transparent material can solve existing
There is the above problem of technology.
As one aspect of the present invention, a kind of Quick Response Code generation system is provided, for spraying two on transparent material
Code is tieed up, including：Print data reception device receives the two-dimensional code data for needing to print；Two-dimentional code encoding device will receive
Two-dimensional code data be encoded to image in 2 D code；Quick Response Code spray code spraying apparatus receives the two dimension that two-dimentional code encoding device is generated
Code image, image in 2 D code is sprayed out in transparent material；The two dimension code encoding device generation standard picture and reverse image；Institute
It is the image generated according to Quick Response Code coding rule to state standard picture；The reverse image be by dark color lump in standard picture with
Light color lump intercourses the image to be formed；The Quick Response Code spray code spraying apparatus is color 2 D code spray code spraying apparatus, can be sprayed low
Reflectivity color and high reflectance color receive the standard picture and reverse image of the two-dimentional code encoding device generation
Afterwards, standard picture and reverse image are sprayed successively on transparent material.
Preferably, during the standard picture spraying, high reflectance color is sprayed in dark color lump, is not sprayed in light color lump
Color；During reverse image spraying, in dark color lump not paint color, antiradar reflectivity color is sprayed in light color lump.
Preferably, the high reflectance color is white or light color.
Preferably, the antiradar reflectivity color is black or dark color.
Preferably, the two-dimentional code encoding device is set to indicate that position, so in conversion by first in image in 2 D code
The two-dimensional code data received from print data reception device is encoded afterwards.
Preferably, the Quick Response Code spray code spraying apparatus transparent material spray Quick Response Code when, for the indicating bit without
Spraying.As another aspect of the present invention, the recognition methods of the Quick Response Code of above-mentioned Quick Response Code generation system print is provided,
Include the following steps：（1）Standard picture on transparent material is obtained by imaging sensor；（2）The light color of criterion image
Whether the reflectivity difference of block and dark color lump identifies 2 D code information enough, if yes then enter step（3）, otherwise into step
Suddenly（4）；（3）2 D code information is identified based on standard picture, terminates Quick Response Code identification；（4）It is obtained by imaging sensor transparent
Reverse image on material；（5）It is identified for the Quick Response Code of reverse image, determines 2 D code information.
Preferably, the step（2）In further include a) by light source to indicating bit irradiation light；B) sensed by luminous intensity
Device determines the intensity of reflected light of the indicating bit；C) by reflection light intensity compared with the intensity of light source, determine two on transparent material
Tie up the background reflectivity of code image；d）The light color lump of standard picture and the reflectivity of dark color lump are determined according to background emission rate
Whether difference identifies 2 D code information enough.
Preferably, the step a）Middle light source irradiates the indicating bit with specific incidence angle；Luminous intensity in the step b)
Sensor detects intensity of reflected light from the angle of reflection corresponding to specific incidence angle；The step b）In further include by being arranged at spy
Determine the background light intensity sensor detection ambient light intensity outside angle of reflection, when determining the intensity of reflected light of indicating bit, deduct
The background luminous intensity.
Preferably, the light intensity sensor and the background light intensity sensor are photoelectric sensor.
Preferably, the step（3）In, based on the image in 2 D code beyond indicating bit, determine 2 D code information；The step
Suddenly（5）In, based on the image in 2 D code beyond indicating bit, determine 2 D code information.
Description of the drawings
Fig. 1 is the Quick Response Code generation system construction drawing of the embodiment of the present invention.
Fig. 2 is the Quick Response Code identification step flow chart of the embodiment of the present invention.
In order to illustrate more clearly of technical scheme, embodiment will be used simply to be situated between the present invention below
It continues, it should be apparent that, in describing below is only one embodiment of the present of invention, is come for those of ordinary skill in the art
It says, without having to pay creative labor, other technical solutions can also be obtained according to these embodiments, are fallen within
Disclosure of the invention scope.
The Quick Response Code generation system of the embodiment of the present invention, in transparent material such as PMP, AS, PMMP, the tables such as PET, PS
Print Quick Response Code in face.As shown in fig. 1, including print data reception device 100, two-dimentional code encoding device 200 and two dimension
Code spray code spraying apparatus 300.
Reception device 100 is printed, for receiving the two-dimensional code data for needing to print, the two-dimensional code data for printing
For representing network address, product data, production production family etc. information, for example alphabetical, number can be used, character or they be combined into
Character string as represent these information.
Two-dimentional code encoding device 200, the two-dimensional code data for printing reception device 100 to be received are encoded to Quick Response Code figure
Picture.Two-dimentional code encoding device 200 is according to generation standard picture and reverse image；Wherein standard picture includes being encoded according to Quick Response Code
Regular such as QR codes, the image of the coding rule generation of DM codes；Reverse image is included dark color lump in standard picture and light color
Color lump intercourses the image to be formed.Specifically, two-dimentional code encoding device 200 is when generating standard picture, by image in 2 D code
In first be set to indicate that position, then the two-dimensional code data received from print data reception device is encoded, after generation
Each color lump in continuous standard picture.Two-dimentional code encoding device 200 is after standard picture is generated, for the finger in standard picture
Show that remaining position dark color color lump in standard picture and light color lump without change, are intercoursed the reverse image to be formed by position.
Quick Response Code spray code spraying apparatus 300 fills for spraying image in 2 D code on transparent material for the coding of color 2 D code
It puts, there is the nozzle of multiple and different colors, antiradar reflectivity color and high reflectance color, wherein antiradar reflectivity face can be sprayed
Color is that either dark color high reflectance color is white or light color to black.Quick Response Code spray code spraying apparatus 300 is receiving Quick Response Code coding
After standard picture and reverse image that device 200 generates, standard picture and reverse image are sprayed successively on transparent material.
Wherein, when Quick Response Code spray code spraying apparatus 300 sprays standard picture, for indicating bit without the spraying of color, for dark color lump
It is sprayed using antiradar reflectivity color, for light color lump without spraying.Quick Response Code spray code spraying apparatus 300 sprays reverse image
When, for indicating bit without the spraying of color, for dark color lump without spraying, high reflectance is used for light color lump
Color is sprayed.
The reading device for the Quick Response Code that the Quick Response Code generating means of the embodiment of the present invention are generated, including imaging sensor,
Light source, light intensity sensor, reflectivity determining section, reflectivity judging part and Quick Response Code identification part.Wherein, imaging sensor energy
It is enough in and obtains standard picture and reverse image on transparent material, such as CCD, CMOS etc. can be used to be used as imaging sensor.
Light source is used to irradiate the indicating bit in standard picture with specific incidence angle, and light intensity sensor is to correspond to specific incidence angle
Intensity of reflected light is detected, background light intensity sensor is arranged at the panel of the position such as reading device outside specific reflection angle,
For detecting ambient light intensity, photoelectric sensor such as photodiode, photomultiplier etc. can be used to be passed as luminous intensity
Sensor and background light intensity sensor.Reflectivity determining section is detected according to the incident intensity of light source, light intensity sensor
The background luminous intensity that the intensity of reflected light and background light intensity sensor of indicating bit determine determines the reflectivity of indicating bit.Instead
Penetrate rate judging part, based on definite reflectivity determine standard picture light color lump and dark color lump reflectivity difference whether
Identification 2 D code information enough determines whether to carry out the acquisition and identification of reverse image.Quick Response Code identification part, is based on
Standard picture or reverse image identify the 2 D code information in image.
Specifically, the flow for the Quick Response Code that the Quick Response Code generating means of the embodiment of the present invention are generated, includes the following steps：
（1）Standard picture on transparent material is obtained by imaging sensor；（2）The light color lump of criterion image and dark color lump
Whether reflectivity difference identifies 2 D code information enough, if yes then enter step（3）, otherwise enter step（4）；（3）It is based on
Standard picture identifies 2 D code information, terminates Quick Response Code identification；（4）Reversion figure on transparent material is obtained by imaging sensor
Picture；（5）It is identified for the Quick Response Code of reverse image, determines 2 D code information.
Wherein, the step（2）In further include a) by light source to indicating bit irradiation light；B) light intensity sensor is passed through
Determine the intensity of reflected light of the indicating bit；C) reflectivity determining section determines saturating by reflection light intensity compared with the intensity of light source
The background reflectivity of image in 2 D code on bright material；d）Reflectivity judging part determines the light color of standard picture according to background emission rate
Whether the reflectivity difference of color lump and dark color lump identifies 2 D code information enough.
By the present invention above-mentioned technical proposal the Quick Response Code printed, no matter transparent material Quick Response Code use when its
Background is dark or light color, the information of Quick Response Code can be identified, so as to improve the recognition performance of Quick Response Code.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.This hair
Particular features, structures, materials, or characteristics described in bright can be in any one or more of the embodiments or examples with suitable
Mode combines.In addition, without conflicting with each other, those skilled in the art can be by the difference described in this specification
Embodiment or example and different embodiments or exemplary feature are combined and combine.It is all the spirit and principles in the present invention it
Interior any modifications, equivalent replacements and improvements are made, are all contained in protection scope of the present invention.
Claims (5)
1. a kind of Quick Response Code generates system, for spraying Quick Response Code on transparent material, including：Print data reception device,
Receive the two-dimensional code data for needing to print；The two-dimensional code data of reception is encoded to image in 2 D code by two-dimentional code encoding device；
Quick Response Code spray code spraying apparatus receives the image in 2 D code that two-dimentional code encoding device is generated, Quick Response Code is sprayed out in transparent material
Image；It is characterized in that：The two dimension code encoding device generation standard picture and reverse image；The standard picture is according to two
Tie up the image of code coding rule generation；The reverse image is that dark color lump in standard picture is intercoursed shape with light color lump
Into image；The Quick Response Code spray code spraying apparatus is color 2 D code spray code spraying apparatus, can spray antiradar reflectivity color and height is anti-
Penetrate rate color, after the standard picture and reverse image that receive the two-dimentional code encoding device generation, on transparent material according to
Secondary spraying standard picture and reverse image；During the standard picture spraying, high reflectance color is sprayed in dark color lump, shallow
Color color lump not paint color；During reverse image spraying, in dark color lump not paint color, low reflection is sprayed in light color lump
Rate color；The two dimension code encoding device is set to indicate that position in conversion by first in image in 2 D code, then will be from beating
The two-dimensional code data that print data sink receives is encoded；The Quick Response Code spray code spraying apparatus sprays Quick Response Code in transparent material
When, for the indicating bit without spraying；The indicating bit is used to identify the background reflection of image in 2 D code on transparent material
Rate determines whether the light color lump of standard picture and the reflectivity difference of dark color lump identify Quick Response Code enough according to the reflectivity
Information determines whether to carry out the acquisition and identification of reverse image.
2. Quick Response Code according to claim 1 generates system, it is characterised in that：The high reflectance color for white or
Light color.
3. Quick Response Code according to claim 2 generates system, it is characterised in that：The antiradar reflectivity color for black or
It is dark.
4. a kind of recognition methods of the Quick Response Code of the Quick Response Code generation system print described in claim 3, includes the following steps：
（1）Standard picture on transparent material is obtained by imaging sensor；（2）The light color lump of criterion image and dark color lump
Whether reflectivity difference identifies 2 D code information enough, if yes then enter step（3）, otherwise enter step（4）；（3）It is based on
Standard picture identifies 2 D code information, terminates Quick Response Code identification；（4）Reversion figure on transparent material is obtained by imaging sensor
Picture；（5）It is identified for the Quick Response Code of reverse image, determines 2 D code information；Wherein, the step（2）In further include a)
By light source to indicating bit irradiation light；B) intensity of reflected light of the indicating bit is determined by light intensity sensor；C) reflect
Reflection light intensity compared with the intensity of light source, is determined the background reflectivity of image in 2 D code on transparent material by rate determining section；d）
Reflectivity judging part determines whether the reflectivity difference of the light color lump and dark color lump of standard picture is sufficient according to background emission rate
Enough identify 2 D code information.
5. recognition methods according to claim 4, it is characterised in that：Described image sensor is CCD or CMOS.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711252964.5A CN107914468B (en) | 2017-03-05 | 2017-03-05 | Two dimensional code generates system, reading device |
| CN201710125664.4A CN106938572B (en) | 2017-03-05 | 2017-03-05 | A kind of Quick Response Code generation system and recognition methods |
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| CN201710125664.4A CN106938572B (en) | 2017-03-05 | 2017-03-05 | A kind of Quick Response Code generation system and recognition methods |
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| CN201711252964.5A Division CN107914468B (en) | 2017-03-05 | 2017-03-05 | Two dimensional code generates system, reading device |
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| CN106938572A CN106938572A (en) | 2017-07-11 |
| CN106938572B true CN106938572B (en) | 2018-05-29 |
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| CN201711252964.5A Active CN107914468B (en) | 2017-03-05 | 2017-03-05 | Two dimensional code generates system, reading device |
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| CN106971216B (en) * | 2017-03-25 | 2019-12-03 | 苏州工业园区报关有限公司 | A kind of two dimensional code generates and identifying system |
| CN109454997B (en) * | 2017-07-23 | 2020-11-24 | 泗县飞虹体育文化发展有限公司 | Two-dimensional code printing generation system with electronic texture |
| CN107423799B (en) * | 2017-08-13 | 2020-06-05 | 上海平欣电子科技有限公司 | Two-dimensional code generating system |
| CN108090540B (en) * | 2017-12-23 | 2021-08-17 | 黄燕云 | Two-dimensional code generation system |
| CN108038530B (en) * | 2017-12-30 | 2021-01-15 | 深圳市小同大美科技有限公司 | Payment two-dimensional code generation system and anti-theft payment method |
| CN108340677A (en) * | 2018-02-09 | 2018-07-31 | 东莞智源彩印有限公司 | A kind of cigarette packet printing variable data Quick Response Code print system |
| CN108334921A (en) * | 2018-02-28 | 2018-07-27 | 华南理工大学 | It is a kind of can dark positive identification luminous Quick Response Code and preparation method thereof |
| CN108345926B (en) * | 2018-03-17 | 2021-01-22 | 深圳市快印客电子商务有限公司 | Anti-theft payment two-dimensional code generation system |
| CN110598501B (en) * | 2018-06-12 | 2020-07-28 | 北京大学 | Acquisition system for two-dimensional code image in motion state |
| CN108875854B (en) * | 2018-06-23 | 2020-01-10 | 浙江商翔网络科技股份有限公司 | Two-dimensional code generation system and recognition system |
| CN108921263B (en) * | 2018-06-23 | 2021-11-30 | 鑫绪(上海)信息技术服务有限公司 | Two-dimensional code generation system and identification method |
| CN109002876B (en) * | 2018-07-28 | 2021-07-30 | 湖北金三峡印务有限公司 | Two-dimensional code label and two-dimensional code label printing method |
| CN108830628B (en) * | 2018-07-28 | 2022-03-22 | 深圳市倍诺通讯技术有限公司 | Food quality anti-fake two-dimensional code traceability system |
| CN108764424B (en) * | 2018-08-10 | 2024-03-22 | 北京龙贝世纪科技股份有限公司 | Textile two-dimensional code mark and manufacturing method thereof |
| CN109367264B (en) * | 2018-11-09 | 2020-07-17 | 珠海奔彩打印科技有限公司 | Printing method and system for automatically selecting colors of double-color ink box |
| CN110472455A (en) * | 2019-08-16 | 2019-11-19 | 广州南沙珠江啤酒有限公司 | A kind of two-dimensional code scanning method and system based on background color identification |
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| CN113910751A (en) * | 2021-09-18 | 2022-01-11 | 沈阳兴华航空电器有限责任公司 | Improved method for screen printing two-dimensional code plate making |
| CN115008921A (en) * | 2022-06-23 | 2022-09-06 | 厦门联泰标识信息科技有限公司 | Multi-color jet printing method for single character of high-resolution ink-jet printer |
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- 2017-03-05 CN CN201710125664.4A patent/CN106938572B/en active Active
- 2017-03-05 CN CN201711252964.5A patent/CN107914468B/en active Active
Also Published As
| Publication number | Publication date |
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| CN106938572A (en) | 2017-07-11 |
| CN107914468A (en) | 2018-04-17 |
| CN107914468B (en) | 2019-11-08 |
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