CN103514670B - Tax control inventory Antiforge system and method - Google Patents
Tax control inventory Antiforge system and method Download PDFInfo
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- CN103514670B CN103514670B CN201210213743.8A CN201210213743A CN103514670B CN 103514670 B CN103514670 B CN 103514670B CN 201210213743 A CN201210213743 A CN 201210213743A CN 103514670 B CN103514670 B CN 103514670B
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Abstract
The invention discloses a kind of tax control inventory Antiforge system and method, wherein the method comprises the following steps: the total data of bill to be printed is encrypted and forms many string ciphertext character strings, and many strings ciphertext character string is processed one group of generation or organized two-dimensional bar code more; In the time of printed tickets data by one group or organize two-dimensional bar code more and be printed on respectively on invoice and inventory; Respectively one or more groups two-dimensional bar code on invoice and inventory by the typing of data scanning instrument is identified, obtained respectively many strings ciphertext character string of corresponding invoice and inventory; Respectively many strings ciphertext character string of corresponding invoice and inventory is decrypted, obtains the clear data of the corresponding invoice of difference and inventory; Respectively the clear data of corresponding invoice and inventory is contrasted one by one with the content-data of printing on invoice and inventory, if unanimously, be true invoice and inventory, otherwise be false invoice and inventory.
Description
Technical field
The present invention relates to tax control field, in particular to a kind of tax control inventory Antiforge system and method.
Background technology
Existing anti-false tax-controlled system, if the scheme of Chinese patent CN95101303.3 is to adopt bill anti-counterfeit to openTicket machine printed tickets, and know pseudo-certification machine with bill and authenticate to discern the false from the genuine. This bill anti-counterfeit is openedTicket machine is by an input unit, an ordinary PC, a bill printer, and one is inserted into this PCTax-supervise system module composition in machine. Wherein this tax-supervise system module comprises that a microprocessor, one addDeciphering chip, nonvolatile memory and time-of-day clock and IC-card read-write interface. Bill is known pseudo-certification machineBy an ordinary PC, a number of units is according to scanner, and a pseudo-deciphering module of knowledge being inserted in this PCComposition. In the printer printed tickets of antifalsification billing machine, by the main contents of bill, for example,For VAT invoice, comprise the date of making out an invoice, bill serial number, seller and buyer's whole nation systemThe projects such as one coding, dealing money and the amount of tax to be paid form a string ciphertext by encryption, are printed on bill.Meanwhile, also this definition is write among the flight data recorder of tax-supervise system module. By data scanning instrument by ciphertextScanning record, to computer, forms through identification and deciphering the plaintext that contains foregoing, forming after decipheringThe every content of plaintext contrast one by one with the content of printing on bill, if unanimously, be true bill, otherwiseFor fictitious bill.
In the business procedure of making out an invoice and authenticate, the detailed quantity of commodity that some invoices comprise is more at present,Be subject to invoice area constraints, individual invoice cannot print when time entire service detail corresponding to purchase and sale business,Now take the way of attaching print inventory to print entire service detail corresponding to this purchase and sale business clearlySingle, inventory is as an annex of invoice, and with the invoice of additional inventory, inventory and invoice form jointlyA complete invoice.
The existing weak point with inventory invoice anticounterfeiting taxation control system is, the corresponding relation of inventory and invoiceEasily distort, in inventory, easily distort. Cannot meet new developing stage to inventory accuracy, authenticityStatistical analysis requirement.
Summary of the invention
The invention provides a kind of tax control inventory Antiforge system and method, exist in prior art in order to solveThe anti-pseudo problem of integrality corresponding relation of the anti-pseudo problem of inventory content and inventory and affiliated invoice.
For achieving the above object, the invention provides a kind of tax control inventory Antiforge system, it comprises: billAntifalsification billing machine and bill are known pseudo-certification machine, bill anti-counterfeit billing machine comprise input unit, the first PC,Bill printer and be inserted into the tax-supervise system module in the first PC, tax-supervise system module comprises micro-processingDevice, deciphering chip, nonvolatile memory and time-of-day clock and IC-card read-write interface; Bill is known pseudo-certificationMachine comprises the second PC, data scanning instrument and is inserted into the pseudo-deciphering module of knowledge in the second PC;
Bill anti-counterfeit billing machine also comprises two-dimensional bar code generation module and two-dimensional bar code print module, two-dimensional stripCode generation module by the total data of bill to be printed (for example, for VAT invoice,Comprise the date of making out an invoice, bill serial number, seller and buyer national Unified coding, dealing money and the amount of tax to be paid,The projects such as trade name, specifications and models, quantity) be encrypted and form many string ciphertext character strings, andMany strings ciphertext character string is processed one group of generation or organized two-dimensional bar code more; Two-dimensional bar code print moduleTwo-dimensional bar code generation module is generated one group or organize two-dimensional bar code more and be printed on respectively invoice and inventoryOn;
Bill is known pseudo-certification machine and is also comprised that two-dimensional bar code turns ciphertext character string identification module and invoice and inventory pairAnswer relational checking module, two-dimensional bar code turns ciphertext character string identification module respectively to recording by data scanning instrumentEnter to one or more groups two-dimensional bar code on invoice and the inventory of the second PC and identify, obtain respectivelyMany strings ciphertext character string of corresponding invoice and inventory; Know pseudo-deciphering module respectively to corresponding invoice and inventoryMany string ciphertext character strings are decrypted, and obtain the clear data of the corresponding invoice of difference and inventory; Invoice and clearSingle corresponding relation correction verification module will be printed on the clear data of corresponding invoice and inventory and invoice and inventory respectivelyContent-data contrast one by one, if unanimously, be true invoice and inventory, otherwise be false invoice and inventory.
Further, tax-supervise system module also comprises:
Variable-length invoice MMU memory management unit, for writing the definition of Quick Response Code tax-supervise system moduleIn flight data recorder.
Further, bill is known pseudo-certification machine and is also comprised:
Invoice schedule temporary storage module, for the invoice information with inventory after interim storage OCR identificationAnd commodity detail in inventory.
Further, bill is known pseudo-certification machine and is also comprised:
Invoice and inventory concatenation module, for being all true time when the check results of invoice and inventory, should send outAfter the data splicing of ticket and inventory, deposit database in.
For achieving the above object, the present invention also provides a kind of tax control inventory method for anti-counterfeit, and the method comprisesFollowing steps:
The total data of bill to be printed is encrypted and forms many string ciphertext character strings, and to manyString ciphertext character string is processed one group of generation or organizes two-dimensional bar code more;
In the time of printed tickets data by one group or organize two-dimensional bar code more and be printed on respectively on invoice and inventory;
Respectively one or more groups two-dimensional bar code on invoice and inventory by the typing of data scanning instrument is carried outIdentify, obtain respectively many strings ciphertext character string of corresponding invoice and inventory;
Respectively many strings ciphertext character string of corresponding invoice and inventory is decrypted, obtains corresponding invoice respectivelyClear data with inventory;
Respectively by the content-data of printing on the clear data of corresponding invoice and inventory and invoice and inventory one by oneContrast, if unanimously, is true invoice and inventory, otherwise is false invoice and inventory.
Further, above-mentioned tax control inventory method for anti-counterfeit is further comprising the steps of:
When the check results of invoice and inventory is all true time, will after the data splicing of this invoice and inventory, deposit inDatabase.
Tax control inventory Antiforge system and method that the above embodiment of the present invention proposes, for invoice content overlengthAnd the unfixed invoice of length and inventory have carried out anti-fake certificate processing on content and corresponding relation, meetInventory truly, requirement accurately.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will be to realityThe accompanying drawing of executing required use in example or description of the Prior Art is briefly described, apparently, belowAccompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,Do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the tax control inventory method for anti-counterfeit flow chart of one embodiment of the invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried outDescribe clearly and completely, obviously, described embodiment is only the present invention's part embodiment, andNot whole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art are not payingGo out the every other embodiment obtaining under creative work prerequisite, all belong to the scope of protection of the invention.
Below, for being tax control inventory Antiforge system according to an embodiment of the invention, this system comprises: billAntifalsification billing machine and bill are known pseudo-certification machine, bill anti-counterfeit billing machine comprise input unit, the first PC,Bill printer and be inserted into the tax-supervise system module in the first PC, tax-supervise system module comprises micro-processingDevice, deciphering chip, nonvolatile memory and time-of-day clock and IC-card read-write interface; Bill is known pseudo-certificationMachine comprises the second PC, data scanning instrument and is inserted into the pseudo-deciphering module of knowledge in the second PC;
Bill anti-counterfeit billing machine also comprises two-dimensional bar code generation module and two-dimensional bar code print module, two-dimensional stripCode generation module is encrypted the total data of bill to be printed to form many string ciphertext character strings,And many strings ciphertext character string is processed one group of generation or organized two-dimensional bar code more; Two-dimensional bar code impression blockPiece one group that two-dimensional bar code generation module is generated or organize two-dimensional bar code more and be printed on respectively invoice and inventoryOn;
Bill is known pseudo-certification machine and is also comprised that two-dimensional bar code turns ciphertext character string identification module and invoice and inventory pairAnswer relational checking module, two-dimensional bar code turns ciphertext character string identification module respectively to recording by data scanning instrumentEnter to one or more groups two-dimensional bar code on invoice and the inventory of the second PC and identify, obtain respectivelyMany strings ciphertext character string of corresponding invoice and inventory; Know pseudo-deciphering module respectively to corresponding invoice and inventoryMany string ciphertext character strings are decrypted, and obtain the clear data of the corresponding invoice of difference and inventory; Invoice and clearSingle corresponding relation correction verification module will be printed on the clear data of corresponding invoice and inventory and invoice and inventory respectivelyContent-data contrast one by one, if unanimously, be true invoice and inventory, otherwise be false invoice and inventory.
Further, tax-supervise system module also comprises:
Variable-length invoice MMU memory management unit, for writing the definition of Quick Response Code tax-supervise system moduleIn flight data recorder.
Further, bill is known pseudo-certification machine and is also comprised:
Invoice schedule temporary storage module, for the invoice information with inventory after interim storage OCR identificationAnd commodity detail in inventory.
Further, bill is known pseudo-certification machine and is also comprised:
Invoice and inventory concatenation module, for being all true time when the check results of invoice and inventory, should send outAfter the data splicing of ticket and inventory, deposit database in.
Below the band inventory invoice that the bill anti-counterfeit billing machine of one embodiment of the present invention is opened:
In bill anti-counterfeit billing machine, preserve list print template, inventory paper size and invoice size oneCause, by the type fount of key message (trade name, measurement unit and quantity), spacing, institute's dutyBetween size adjust to invoice nominal value print consistent. The layout of inventory content is reserved to the printing of two-dimensional bar codeThere is position. Do not allow user to modify to printing template, and support folding row to print.
For the special invoice of drawing up a clear statement, 1-54 bytes store the first ciphertext word that two-dimensional bar code is expressedSymbol string; 55-374 bytes store the second ciphertext character string group, first byte in the second ciphertext character stringBe set to be with inventory invoice flag byte, assignment is hexadecimal data 0xFF, to indicate that this invoice is as clearSingle-shot ticket, after followed by commodity line number, inventory number of pages, all commodity line numbers, the nominal value of this invoiceThe information such as commodity detailed data, inventory hash value, 375-390 byte is used for identifying inventory, 16 bytesIn front 8 bytes be invoice schedule mark " BillList ", the first byte in rear 8 bytes is inventory numberAmount, the reserved assignment of all the other seven bytes is 0; 391-436 bytes store is used for identifying invoice and inventory plaintextOCR flag information.
Inventory stencil design is that 20 commodity of every page of printing are capable, prints in the position identical with invoice password area4 two-dimensional bar codes, 4 two-dimensional bar codes comprise altogether the inventory information of 436 bytes, and inventory information comprises to be recognizedCard format information, invoice number, invoice code, inventory number of pages, initial commodity line number, the detailed letter of commodityBreath. The front 7bit of first byte, is converted into integer, and this is the length of authentication format information, is to the maximum127. Calculate after length, getting corresponding byte number according to this length is authentication format information. Authentication format letterThese 5 bit of content in breath: 8bit-12bit record the commodity line number after this inventory folding row. From 13bitStart, the format information that each printing commodity are capable is organized according to following rule: first bit identifiesThe capable information of folding of this row, 0 represents initial row, 1 represents folding row; And then 5bit records trade name belowLength, gets the data of corresponding bit length below, is the format information of trade name; Next 3bit convertsBecoming integer is measurement unit length, gets the data of corresponding bit length below, is the format information of measurement unit;Next 4bit is designated quantity length, and next 8bit is CRC information. The capable class according to this of commodity belowPush away. The last CRC information that has again 4 bytes. If every provisional capital is character, maximum every row takies 52bit(6.5Byte), 18 row add up to 117 bytes. Remove after authentication format information, remaining information, is firstThe invoice number code inventory page number of 15 bytes, is next enciphered message, the subtotal of 10 bytes before thisThe amount of money, the subtotal amount of tax to be paid are the commodity details of every row more below.
Storing commodity title, measurement unit and quantity in commodity detail. Bill anti-counterfeit billing machine is at billTotal data is first compressed processing to commodity detailed data before being encrypted, to commodity detailed dataWhile compression, be only that single byte or double byte are compressed according to this character. To single byte and twoThe differentiation of byte symbol is to see that binary first bit position is 0(single byte) or 1(double byte).When certification is resolved, first see that in format information, this position is single byte or double byte, if single byte,Get 7 bit positions, and mend 0 above, otherwise get 15 bit positions and mend 1 above. Measurement unitAlso take similar mode to compress processing. To quantity if it is empty, do not store, if not empty,Process in the following manner symbol (1bit)+scale (4bit)+number of significant digit length (5bit)+ number of significant digit (1-30bit). When parsing, need to first judge the length of quantity in OCR information, ifLength is 0, and default amount is empty, and the data of skipping quantity read, and take off a line merchandise news, ifLength is not 0, analyzes according to the storage mode of quantity.
Below know pseudo-certification machine for the bill of one embodiment of the present invention and authenticate the certification with inventory invoiceJourney:
Know and in the Relational database of pseudo-certification machine, add the invoice of new table for interim file inventory at billCommodity detail in information and inventory. Two-dimensional bar code turn ciphertext character string identification module first identify invoice orTwo-dimensional bar code on inventory, if front 8 in last 16 of 375-390 byte in discovery two-dimensional bar codePosition is " BillList ", and regarding as this invoice is the Chinese character anti-false special invoice with inventory. To this type ofTicket only has invoice and inventory all to authenticate by just calculating this invoice by certification. The warehouse-in condition of invoice:If find be inventory ticket, certification by after enter temporary library; The certification of non-inventory ticket by after enter formal storehouse, willThe hash value of the hash value of the first ciphertext character string and the second ciphertext character string deposits in temporary library. InventoryWarehouse-in condition: the number code inventory page of number code inventory page expressly and encrypted entry is identical, and OCRThe merchandise news of recognizing is identical with the merchandise news in encrypted entry. Enter in temporary library and store. InvoiceEnter formal storehouse from temporary library: when in the quantities of inventory and detailed data of invoice information table storage temporary libraryThis invoice under quantities of inventory carry out hash value, the amount of money, the amount of tax to be paid and the business of whole invoice when identicalThe verification of product line number. Authenticate in the database passing through by invoice data formally being write after verification, and willData dump in temporary table, to improve search efficiency.
Fig. 1 is the tax control inventory method for anti-counterfeit flow chart of one embodiment of the invention. As shown in the figure, the methodComprise the following steps:
S102, is encrypted the total data of bill to be printed to form many string ciphertext character strings,And many strings ciphertext character string is processed one group of generation or organized two-dimensional bar code more;
S104, in the time of printed tickets data by one group or organize two-dimensional bar code more and be printed on respectively invoice and clearDan Shang;
S106, respectively to passing through one or more groups two-dimensional strip on invoice and the inventory of the typing of data scanning instrumentCode is identified, and obtains respectively many strings ciphertext character string of corresponding invoice and inventory;
S108, is decrypted many strings ciphertext character string of corresponding invoice and inventory respectively, and it is right respectively to obtainAnswer the clear data of invoice and inventory;
S110, respectively by the content number of printing on the clear data of corresponding invoice and inventory and invoice and inventoryAccording to contrast one by one, if unanimously, be true invoice and inventory, otherwise be false invoice and inventory.
Further, above-mentioned tax control inventory method for anti-counterfeit is further comprising the steps of:
When the check results of invoice and inventory is all true time, will after the data splicing of this invoice and inventory, deposit inDatabase.
Tax control inventory Antiforge system and method that the above embodiment of the present invention proposes, for invoice content overlengthAnd the unfixed invoice of length and inventory have carried out anti-fake certificate processing on content and corresponding relation, meetInventory truly, requirement accurately.
One of ordinary skill in the art will appreciate that: accompanying drawing is the schematic diagram of an embodiment, in accompanying drawingModule or flow process might not be implement the present invention necessary.
One of ordinary skill in the art will appreciate that: the module in the device in embodiment can be according to enforcementExample is described and is distributed in the device of embodiment, also can carry out respective change and be positioned at and be different from the present embodimentIn one or more devices. The module of above-described embodiment can be merged into a module, also can be furtherSplit into multiple submodules.
Finally it should be noted that: above embodiment is only in order to technical scheme of the present invention to be described, but not to itRestriction; Although the present invention is had been described in detail with reference to previous embodiment, the ordinary skill of this areaPersonnel are to be understood that: its technical scheme that still can record previous embodiment is modified, orPart technical characterictic is wherein equal to replacement; And these amendments or replacement do not make relevant artThe essence of scheme departs from the spirit and scope of embodiment of the present invention technical scheme.
Claims (2)
1. a tax control inventory Antiforge system, comprising: bill anti-counterfeit billing machine and bill are known pseudo-certification machine,Described bill anti-counterfeit billing machine comprises input unit, the first PC, bill printer and is inserted into describedTax-supervise system module in one PC, described tax-supervise system module comprise microprocessor, deciphering chip,Nonvolatile memory and time-of-day clock and IC-card read-write interface; Described bill is known pseudo-certification machine and is comprised secondPC, data scanning instrument and be inserted into the pseudo-deciphering module of knowledge in described the second PC; It is characterized in that:
Described bill anti-counterfeit billing machine also comprises two-dimensional bar code generation module and two-dimensional bar code print module, instituteStating two-dimensional bar code generation module is encrypted the total data of bill to be printed to form many string ciphertextsCharacter string, and described many string ciphertext character strings are processed one group of generation or organized two-dimensional bar code more; InstituteState two-dimensional bar code print module by one group of described two-dimensional bar code generation module generation or organize two-dimensional bar code moreBe printed on respectively on invoice and inventory;
Described bill is known pseudo-certification machine and is also comprised that two-dimensional bar code turns ciphertext character string identification module and invoice and clearSingle corresponding relation correction verification module, described two-dimensional bar code turns ciphertext character string identification module respectively to described in passing throughOne or more groups two-dimensional bar code that data scanning instrument is entered on invoice and the inventory of described the second PC entersRow is identified, and obtains respectively many strings ciphertext character string of corresponding invoice and inventory; The pseudo-deciphering module of described knowledge dividesOther many strings ciphertext character string to corresponding invoice and inventory is decrypted, and obtains corresponding invoice and inventory respectivelyClear data; Described invoice and inventory corresponding relation correction verification module bright by corresponding invoice and inventory respectivelyLiterary composition data contrast one by one with the content-data of printing on invoice and inventory, if unanimously, are true invoice and clearSingle, otherwise be false invoice and inventory;
Described tax-supervise system module also comprises:
Variable-length invoice MMU memory management unit, for writing the definition of Quick Response Code described tax-supervise system mouldIn the flight data recorder of piece;
Described bill is known pseudo-certification machine and is also comprised:
Invoice schedule temporary storage module, for the invoice information with inventory after interim storage OCR identificationAnd commodity detail in inventory;
Described bill is known pseudo-certification machine and is also comprised:
Invoice and inventory concatenation module, for being all true time when the check results of invoice and inventory, should send outAfter the data splicing of ticket and inventory, deposit database in.
2. a tax control inventory method for anti-counterfeit, is characterized in that, comprises the following steps:
The total data of bill to be printed is encrypted and forms many string ciphertext character strings, and to instituteStating many string ciphertext character strings processes one group of generation or organizes two-dimensional bar code more;
In the time of printed tickets data by described one group or organize two-dimensional bar code more and be printed on respectively invoice and inventoryOn;
Respectively one or more groups two-dimensional bar code on invoice and inventory by the typing of data scanning instrument is carried outIdentify, obtain respectively many strings ciphertext character string of corresponding invoice and inventory;
Respectively many strings ciphertext character string of corresponding invoice and inventory is decrypted, obtains corresponding invoice respectivelyClear data with inventory;
Respectively by the content-data of printing on the clear data of corresponding invoice and inventory and invoice and inventory one by oneContrast, if unanimously, is true invoice and inventory, otherwise is false invoice and inventory;
Wherein, the definition of Quick Response Code is write in the flight data recorder of tax-supervise system module;
When the check results of invoice and inventory is all true time, will after the data splicing of this invoice and inventory, deposit inDatabase.
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105809814A (en) * | 2014-12-30 | 2016-07-27 | 航天信息股份有限公司 | Invoice certification system supporting multiple invoice types and method |
| CN105989318A (en) * | 2015-02-13 | 2016-10-05 | 福建新大陆电脑股份有限公司 | Anti-counterfeit bill, and anti-counterfeit device and method thereof |
| CN108416895A (en) * | 2018-03-16 | 2018-08-17 | 四川长虹电器股份有限公司 | A kind of enterprise's invoice input system and method based on image recognition technology |
| CN115431653A (en) * | 2022-08-13 | 2022-12-06 | 绍兴市财税印刷有限公司 | Tax bill printing method and equipment based on anti-fake technology |
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