CN109389198A - A kind of invoice information storage method and system based on planar bar code technology - Google Patents
A kind of invoice information storage method and system based on planar bar code technology Download PDFInfo
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- CN109389198A CN109389198A CN201811031437.6A CN201811031437A CN109389198A CN 109389198 A CN109389198 A CN 109389198A CN 201811031437 A CN201811031437 A CN 201811031437A CN 109389198 A CN109389198 A CN 109389198A
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- 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0025—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement consisting of a wireless interrogation device in combination with a device for optically marking the record carrier
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K3/00—Methods or arrangements for printing of data in the shape of alphanumeric or other characters from a record carrier, e.g. interpreting, printing-out from a magnetic tape
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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
- G06Q30/04—Billing or invoicing
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Abstract
The invention discloses a kind of invoice information storage method and system based on planar bar code technology, comprising: read the invoice information stored in Golden Taxes equipment, and extract the key message that can be identified as invoice in the invoice information；The key message is handled according to the coded format of preset two-dimension code pattern, generates the image in 2 D code with the key message；The image in 2 D code with the key message is printed upon in physical invoices according to preset two-dimension code pattern layout.The present invention only extracts the key message of invoice nominal value, improves service speed；Invoice key message is stored in the form of two dimensional code, it is convenient and efficient, save memory space；The tax authority can retrieve all information of invoice by scanning the two-dimensional code upper invoice information, reduce manual operation process, greatly improve work efficiency；Meanwhile user can identify QR code content by scanning device, provide convenient typing approach for applications such as invoice inquiries.
Description
Technical field
The present invention relates to invoice information technical field of memory, and more particularly, to a kind of based on planar bar code technology
Invoice information storage method and system.
Background technique
Application No. is 201710056749.1 applications 1 to be related to a kind of invoice information generation method and device.The method
It include: acquisition number of deals；Obtain beneficiary information；Identification code is generated according to the number of deals and the beneficiary information；
Obtain the paying party information that user terminal is inputted by the identification code；According to the number of deals, beneficiary information and payment
Square information generates corresponding invoice information.The effect of invoice generation method can be improved in above-mentioned invoice information generation method and device
Rate.Application No. is 201210144142.6 applications 2 to be related to a kind of invoice information retrieval method, including obtains invoice letter to be retrieved
The attribute value of breath parses the information server address corresponding with the invoice information to be retrieved for including in the attribute value；
According to the information server of the information server address search corresponding thereto, and in the information server to it is described to
Retrieval invoice information is retrieved.The application is parsed by obtaining the attribute value of invoice information to be retrieved according to the attribute value
To information server address corresponding with above-mentioned invoice information to be retrieved, thus in the corresponding information in information server address
The invoice information to be retrieved is retrieved in server, to improve retrieval rate, further, saved retrieval at
This.
Turnover and beneficiary information are generated identification code by the technical solution of application 1, further according to the fast fast-growing of paying party information
At invoice information, raising is made out an invoice efficiency, but during this mode is not applied to taxation authority to invoice verification.Application
2 technical solution retrieves hair by corresponding information server address in retrieval invoice attribute value in information server
Ticket information improves retrieval rate, but its operation is simultaneously inconvenient.
Therefore, it is necessary to a kind of invoice information storage methods, check process to simplify, improve the examination speed of invoice.
Summary of the invention
The present invention proposes a kind of invoice information storage method and system based on planar bar code technology, to solve how to store hair
Ticket information, to improve the problem of invoice checks efficiency.
To solve the above-mentioned problems, according to an aspect of the invention, there is provided a kind of invoice based on planar bar code technology
Information storage means, which is characterized in that the described method includes:
The invoice information stored in Golden Taxes equipment is read, and extracts the pass that can be identified as invoice in the invoice information
Key information；
The key message is handled according to the coded format of preset two-dimension code pattern, generates one with described
The image in 2 D code of key message；
The image in 2 D code with the key message is printed upon according to preset two-dimension code pattern layout
In physical invoices.
Preferably, wherein the key message includes: invoice version number, invoice type, invoice codes, invoice number, gold
Volume, make out an invoice date and invoice check code.
Preferably, wherein the coded format of the preset two-dimension code pattern are as follows:
Setting two-dimension code pattern format is matrix type two-dimension code sign, and the specification of the matrix type two-dimension code sign is version
5, error-correction level is M grades, error correcting capability 15%, and coded character set is encoded by the way of letter and number combination.
Preferably, wherein described handled the key message according to the coded format of preset two-dimension code pattern,
Generate the image in 2 D code with the key message, comprising:
The key message is converted into sign character according to the coded format of preset two-dimension code pattern, and selects error correction
Grade；
Data encoding is carried out to the sign character and is encrypted using an Encryption Algorithm, two dimensional code ciphertext is generated；
Error Correction of Coding is added, and the two dimensional code ciphertext and Error Correction of Coding are stored in two dimensional code in order；
Addition format information simultaneously carries out mask operation, generates the image in 2 D code with the key message.
Preferably, wherein the Encryption Algorithm is rivest, shamir, adelman.
Preferably, wherein the preset two dimensional code layout includes:
The height and width that two dimensional code is arranged are not less than 1.8CM*1.8CM, and the white space width in two dimensional code is at least big
In 4 module widths, the module of two dimensional code the first row and last line is deviated less than 1/4 module width；Wherein, image in 2 D code
Side length and the ratio of uniline number of modules be 1 module width.
According to another aspect of the present invention, a kind of invoice information storage system based on planar bar code technology is provided,
It is characterized in that, the system comprises:
Key message extraction module for reading the invoice information stored in Golden Taxes equipment, and extracts the invoice information
In can as invoice identify key message；
Image in 2 D code generation module, for the coded format according to preset two-dimension code pattern to the key message into
Row processing generates the image in 2 D code with the key message；
Image in 2 D code print module, for that described will have the key according to preset two-dimension code pattern layout
The image in 2 D code of information is printed upon in physical invoices.
Preferably, wherein the key message includes: invoice version number, invoice type, invoice codes, invoice number, gold
Volume, make out an invoice date and invoice check code.
Preferably, wherein the coded format of the preset two-dimension code pattern are as follows:
Setting two-dimension code pattern format is matrix type two-dimension code sign, and the specification of the matrix type two-dimension code sign is version
5, error-correction level is M grades, error correcting capability 15%, and coded character set is encoded by the way of letter and number combination.
Preferably, wherein the image in 2 D code generation module, according to the coded format of preset two-dimension code pattern to institute
It states key message to be handled, generates the image in 2 D code with the key message, comprising:
The key message is converted into sign character according to the coded format of preset two-dimension code pattern, and selects error correction
Grade；
Data encoding is carried out to the sign character and is encrypted using an Encryption Algorithm, two dimensional code ciphertext is generated；
Error Correction of Coding is added, and the two dimensional code ciphertext and Error Correction of Coding are stored in two dimensional code in order；
Addition format information simultaneously carries out mask operation, generates the image in 2 D code with the key message.
Preferably, wherein the Encryption Algorithm is rivest, shamir, adelman.
Preferably, wherein the preset two dimensional code layout includes:
The height and width that two dimensional code is arranged are not less than 1.8CM*1.8CM, and the white space width in two dimensional code is at least big
In 4 module widths, the module of two dimensional code the first row and last line is deviated less than 1/4 module width；Wherein, image in 2 D code
Side length and the ratio of uniline number of modules be 1 module width.
The present invention provides a kind of invoice information storage method and system based on planar bar code technology, comprising: read Golden Taxes
The invoice information stored in equipment, and extract the key message that can be identified as invoice in the invoice information；According to default
The coded format of two-dimension code pattern the key message is handled, generate the two dimensional code with the key message
Image；The image in 2 D code with the key message is printed upon physics according to preset two-dimension code pattern layout
On invoice.The present invention only extracts the key message of invoice nominal value, rather than all information, improves service speed；Invoice is closed
Key information is stored in the form of two dimensional code, convenient and efficient, saves memory space；The tax authority is by scanning the two-dimensional code upper hair
Ticket information can retrieve all information of invoice, reduce manual operation process, and can with the true and false of accurate validation invoice,
It greatly improves work efficiency；Meanwhile user can identify QR code content by tools such as scanning device, cell phone application clients,
Convenient typing approach is provided for applications such as invoice inquiries.
Detailed description of the invention
By reference to the following drawings, exemplary embodiments of the present invention can be more fully understood by:
Fig. 1 is the flow chart according to the invoice information storage method 100 based on planar bar code technology of embodiment of the present invention；
Fig. 2 is to be shown according to the structure of the invoice information storage system 200 based on planar bar code technology of embodiment of the present invention
It is intended to.
Specific embodiment
Exemplary embodiments of the present invention are introduced referring now to the drawings, however, the present invention can use many different shapes
Formula is implemented, and is not limited to the embodiment described herein, and to provide these embodiments be at large and fully disclose
The present invention, and the scope of the present invention is sufficiently conveyed to person of ordinary skill in the field.Show for what is be illustrated in the accompanying drawings
Term in example property embodiment is not limitation of the invention.In the accompanying drawings, identical cells/elements use identical attached
Icon note.
Unless otherwise indicated, term (including scientific and technical terminology) used herein has person of ordinary skill in the field
It is common to understand meaning.Further it will be understood that with the term that usually used dictionary limits, should be understood as and its
The context of related fields has consistent meaning, and is not construed as Utopian or too formal meaning.
Fig. 1 is the flow chart according to the invoice information storage method 100 based on planar bar code technology of embodiment of the present invention.
As shown in Figure 1, the invoice information storage method based on planar bar code technology that embodiments of the present invention provide, comprising: read gold
The invoice information stored in tax equipment, and extract the key message that can be identified as invoice in the invoice information；According to pre-
If the coded format of two-dimension code pattern the key message is handled, generate the two dimension with the key message
Code image；The image in 2 D code with the key message is printed upon object according to preset two-dimension code pattern layout
It gets a haircut on ticket.The invoice information storage method based on planar bar code technology that embodiments of the present invention provide only extracts invoice nominal value
Key message, rather than all information improves service speed；Invoice key message is deposited in the form of two dimensional code
Storage, it is convenient and efficient, save memory space；The tax authority can retrieve the complete of invoice by scanning the two-dimensional code upper invoice information
Portion's information is reduced manual operation process, and can be greatly improved work efficiency with the true and false of accurate validation invoice；Meanwhile it using
Family can identify QR code content by tools such as scanning device, cell phone application clients, provide convenient record for applications such as invoice inquiries
Enter approach.Shui Ju organ and user can quickly retrieve the details of invoice by invoice necessary information in the database, mention
The speed of height inquiry invoice, improves the working efficiency of the tax authority, while also enhancing the experience of user.Embodiment party of the invention
The invoice information storage method 100 based on planar bar code technology that mode provides, in step 101, reads gold since step 101 place
The invoice information stored in tax equipment, and extract the key message that can be identified as invoice in the invoice information.
Preferably, wherein the key message includes: invoice version number, invoice type, invoice codes, invoice number, gold
Volume, make out an invoice date and invoice check code.
Invoice is made of many elements, but does not need for all information to be stored in two dimensional code, not only wasting space, is increased
Add workload, while also reducing later period Shui Ju organ and user query speed, user experience reduces.So in reality of the invention
It applies in mode, only reads the key message of invoice in Golden Taxes equipment, including version number, invoice type, invoice codes, invoice number
Code, valence tax add up to, makes out an invoice the date and unique attribute that invoice check code is identified as invoice.
Preferably, the key message is handled according to the coded format of preset two-dimension code pattern in step 102,
Generate the image in 2 D code with the key message.
Preferably, wherein the coded format of the preset two-dimension code pattern are as follows:
Setting two-dimension code pattern format is matrix type two-dimension code sign, and the specification of the matrix type two-dimension code sign is version
5, error-correction level is M grades, error correcting capability 15%, and coded character set is encoded by the way of letter and number combination.
Preferably, wherein described handled the key message according to the coded format of preset two-dimension code pattern,
Generate the image in 2 D code with the key message, comprising:
The key message is converted into sign character according to the coded format of preset two-dimension code pattern, and selects error correction
Grade；
Data encoding is carried out to the sign character and is encrypted using an Encryption Algorithm, two dimensional code ciphertext is generated；
Error Correction of Coding is added, and the two dimensional code ciphertext and Error Correction of Coding are stored in two dimensional code in order；
Addition format information simultaneously carries out mask operation, generates the image in 2 D code with the key message.
Preferably, wherein the Encryption Algorithm is rivest, shamir, adelman.
Preferably, in step 103 according to preset two-dimension code pattern layout by described with the key message
Image in 2 D code is printed upon in physical invoices.
Preferably, wherein the preset two dimensional code layout includes:
The height and width that two dimensional code is arranged are not less than 1.8CM*1.8CM, and the white space width in two dimensional code is at least big
In 4 module widths, the module of two dimensional code the first row and last line is deviated less than 1/4 module width；Wherein, image in 2 D code
Side length and the ratio of uniline number of modules be 1 module width.For example, the version of an image in 2 D code is version 2, then
25*25 module is shared, if the side length of image in 2 D code is 5cm, 1 module width=5/25=0.2cm.
In embodiments of the present invention, two dimensional code is printed upon in the invoice nominal value in addition to roll type bill (including it is special
With invoice, common invoice, electronics value-added tax common invoice, motor vehicle invoice).
Two dimensional code layout is set are as follows: position is in invoice nominal value upper left corner blank space position.Height and width are not less than
1.8CM*1.8CM.Meanwhile in order to guarantee the distinguishing of two dimensional code, easily distinguish, the white space width in two dimensional code at least more than
4 module widths.The offset of the module of two-dimension code pattern the first row and last line must be less than 1/4 module width, and two dimensional code
Information module is unable to adhesion.
The coded format that two-dimension code pattern is arranged is QR format.QR format is a kind of matrix type two-dimension code sign, has letter
Breath capacity is big, high reliablity, can indicate that Chinese character and image kinds of words information, security and antiforge purpose are strong etc. a little.QR code sign rule
Lattice use version 5, and the capacity of storing data is more.QR error-correction level uses M rank, can support to be stained 15%.QR code coding
Character set is encoded by the way of letter and number.
The key message is handled according to the coded format of preset two-dimension code pattern, generates one with described
The image in 2 D code of key message, and be printed upon in physical invoices according to preset two dimensional code layout.It specifically includes: data
Analysis: invoice necessary information is converted into data character by corresponding character set；Data encoding: data character is converted into position
Stream, every 8 code words are integrally formed the codeword sequence of a data, and data are encoded according to the one mode of regulation, benefit
Encryption, which is carried out, with rivest, shamir, adelman generates two dimensional code ciphertext；Setting error-correction level simultaneously adds Error Correction of Coding, two dimensional code ciphertext
It is stored in two dimensional code in order with Error Correction of Coding, being provided with error-correction level can be higher convenient for Shui Ju organ and user's later period
The decoding of effect；Finally, add format information and carry out mask calculating, the more uniform of black and white square distribution in image is allowed
It is some, convenient for decoding.
The invoice information storage method based on planar bar code technology that embodiments of the present invention provide will be in invoice nominal value
Key message extracts, and is stored in the form of two dimensional code, ensure that the reliability and accuracy of invoice information, tax office machine
The necessary information that can obtain invoice by tool scans two dimensional codes such as scanning device, cell phone application clients with other users is closed,
And ignore other information, simplify problem complexity row；Meanwhile Shui Ju organ and user can quickly be existed by invoice necessary information
The details that invoice is retrieved in database, improve the speed of inquiry invoice, improve the working efficiency of the tax authority, simultaneously
Also enhance the experience of user.
Fig. 2 is to be shown according to the structure of the invoice information storage system 200 based on planar bar code technology of embodiment of the present invention
It is intended to.As shown in Fig. 2, the invoice information storage system 200 based on planar bar code technology that embodiments of the present invention provide, packet
It includes: key message extraction module 201, image in 2 D code generation module 202 and image in 2 D code print module 203.
Preferably, the key message extraction module 201, for reading the invoice information stored in Golden Taxes equipment, and mentions
Take the key message that can be identified as invoice in the invoice information.
Preferably, wherein the key message includes: invoice version number, invoice type, invoice codes, invoice number, gold
Volume, make out an invoice date and invoice check code.
Preferably, the image in 2 D code generation module 202, for the coded format pair according to preset two-dimension code pattern
The key message is handled, and the image in 2 D code with the key message is generated.
Preferably, wherein the coded format of the preset two-dimension code pattern are as follows:
Setting two-dimension code pattern format is matrix type two-dimension code sign, and the specification of the matrix type two-dimension code sign is version
5, error-correction level is M grades, error correcting capability 15%, and coded character set is encoded by the way of letter and number combination.
Preferably, wherein the image in 2 D code generation module, according to the coded format of preset two-dimension code pattern to institute
It states key message to be handled, generates the image in 2 D code with the key message, comprising: press the key message
Sign character is converted to according to the coded format of preset two-dimension code pattern, and selects error-correction level；The sign character is carried out
Data encoding is simultaneously encrypted using an Encryption Algorithm, and two dimensional code ciphertext is generated；Error Correction of Coding is added, and the two dimensional code is close
Text and Error Correction of Coding are stored in two dimensional code in order；Addition format information simultaneously carries out mask operation, and generating has the key
The image in 2 D code of information.
Preferably, wherein the Encryption Algorithm is rivest, shamir, adelman.
Preferably, the image in 2 D code print module 203, for according to preset two-dimension code pattern layout by institute
The image in 2 D code with the key message is stated to be printed upon in physical invoices.
Preferably, wherein the preset two dimensional code layout includes: that the height that two dimensional code is arranged and width are not less than
1.8CM*1.8CM, at least more than 4 module widths of white space width in two dimensional code, two dimensional code the first row and last line
Module deviate less than 1/4 module width；Wherein, the ratio of the side length of image in 2 D code and uniline number of modules is 1 mould
Block width.
The invoice information storage system 200 and another reality of the invention based on planar bar code technology of the embodiment of the present invention
The invoice information storage method 100 based on planar bar code technology for applying example is corresponding, and details are not described herein.
The present invention is described by reference to a small amount of embodiment.However, it is known in those skilled in the art, as
Defined by subsidiary Patent right requirement, in addition to the present invention other embodiments disclosed above equally fall in it is of the invention
In range.
Normally, all terms used in the claims are all solved according to them in the common meaning of technical field
It releases, unless in addition clearly being defined wherein.All references " one/described/be somebody's turn to do [device, component etc.] " are all opened ground
At least one example being construed in described device, component etc., unless otherwise expressly specified.Any method disclosed herein
Step need not all be run with disclosed accurate sequence, unless explicitly stated otherwise.
Claims (12)
1. a kind of invoice information storage method based on planar bar code technology, which is characterized in that the described method includes:
The invoice information stored in Golden Taxes equipment is read, and extracts the crucial letter that can be identified as invoice in the invoice information
Breath；
The key message is handled according to the coded format of preset two-dimension code pattern, generating one has the key
The image in 2 D code of information；
The image in 2 D code with the key message is printed upon physics according to preset two-dimension code pattern layout
On invoice.
2. the method according to claim 1, wherein the key message includes: invoice version number, invoice class
Type, invoice codes, invoice number, the amount of money, make out an invoice date and invoice check code.
3. the method according to claim 1, wherein the coded format of the preset two-dimension code pattern are as follows:
Setting two-dimension code pattern format is matrix type two-dimension code sign, and the specification of the matrix type two-dimension code sign is version 5, is entangled
Wrong grade is M grades, error correcting capability 15%, and coded character set is encoded by the way of letter and number combination.
4. the method according to claim 1, wherein the coded format pair according to preset two-dimension code pattern
The key message is handled, and the image in 2 D code with the key message is generated, comprising:
The key message is converted to sign character, and selects error correction according to the coded format of preset two-dimension code pattern etc.
Grade；
Data encoding is carried out to the sign character and is encrypted using an Encryption Algorithm, two dimensional code ciphertext is generated；
Error Correction of Coding is added, and the two dimensional code ciphertext and Error Correction of Coding are stored in two dimensional code in order；
Addition format information simultaneously carries out mask operation, generates the image in 2 D code with the key message.
5. according to the method described in claim 4, it is characterized in that, the Encryption Algorithm is rivest, shamir, adelman.
6. the method according to claim 1, wherein the preset two dimensional code layout includes:
The height and width that two dimensional code is arranged are not less than 1.8CM*1.8CM, and the white space width in two dimensional code is at least more than 4
The module of module width, two dimensional code the first row and last line is deviated less than 1/4 module width；Wherein, the side of image in 2 D code
The long ratio with uniline number of modules is 1 module width.
7. a kind of invoice information storage system based on planar bar code technology, which is characterized in that the system comprises:
Key message extraction module for reading the invoice information stored in Golden Taxes equipment, and extracts energy in the invoice information
Key message enough as invoice mark；
Image in 2 D code generation module, for the coded format according to preset two-dimension code pattern to the key message at
Reason generates the image in 2 D code with the key message；
Image in 2 D code print module, for that described will have the key message according to preset two-dimension code pattern layout
Image in 2 D code be printed upon in physical invoices.
8. system according to claim 7, which is characterized in that the key message includes: invoice version number, invoice class
Type, invoice codes, invoice number, the amount of money, make out an invoice date and invoice check code.
9. system according to claim 7, which is characterized in that the coded format of the preset two-dimension code pattern are as follows:
Setting two-dimension code pattern format is matrix type two-dimension code sign, and the specification of the matrix type two-dimension code sign is version 5, is entangled
Wrong grade is M grades, error correcting capability 15%, and coded character set is encoded by the way of letter and number combination.
10. system according to claim 7, which is characterized in that the image in 2 D code generation module, according to preset two
The coded format of dimension code figure handles the key message, generates the two dimensional code figure with the key message
Picture, comprising:
The key message is converted to sign character, and selects error correction according to the coded format of preset two-dimension code pattern etc.
Grade；
Data encoding is carried out to the sign character and is encrypted using an Encryption Algorithm, two dimensional code ciphertext is generated；
Error Correction of Coding is added, and the two dimensional code ciphertext and Error Correction of Coding are stored in two dimensional code in order；
Addition format information simultaneously carries out mask operation, generates the image in 2 D code with the key message.
11. system according to claim 10, which is characterized in that the Encryption Algorithm is rivest, shamir, adelman.
12. system according to claim 7, which is characterized in that the preset two dimensional code layout includes:
The height and width that two dimensional code is arranged are not less than 1.8CM*1.8CM, and the white space width in two dimensional code is at least more than 4
The module of module width, two dimensional code the first row and last line is deviated less than 1/4 module width；Wherein, the side of image in 2 D code
The long ratio with uniline number of modules is 1 module width；Wherein, the ratio of the side length of image in 2 D code and uniline number of modules
Value is 1 module width.
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| CN201811031437.6A CN109389198A (en) | 2018-09-05 | 2018-09-05 | A kind of invoice information storage method and system based on planar bar code technology |
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|---|---|---|---|
| CN201811031437.6A CN109389198A (en) | 2018-09-05 | 2018-09-05 | A kind of invoice information storage method and system based on planar bar code technology |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110866579A (en) * | 2019-11-15 | 2020-03-06 | 拍拍看(海南)人工智能有限公司 | Code edge sawtooth anti-counterfeiting method and product |
| CN112330377A (en) * | 2020-10-28 | 2021-02-05 | 航天信息软件技术有限公司 | Code scanning and electronic invoice issuing method and system based on cloud service |
| CN114265566A (en) * | 2021-12-24 | 2022-04-01 | 上海汉图科技有限公司 | Printing method, printing device, electronic equipment and readable storage medium |
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