CN201122314Y - Network tax controller device - Google Patents
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- CN201122314Y CN201122314Y CNU2007201730789U CN200720173078U CN201122314Y CN 201122314 Y CN201122314 Y CN 201122314Y CN U2007201730789 U CNU2007201730789 U CN U2007201730789U CN 200720173078 U CN200720173078 U CN 200720173078U CN 201122314 Y CN201122314 Y CN 201122314Y
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Abstract
The utility model discloses an internet tax controlling device. The device comprises a communication interface unit, a main controlling unit, an analytical processing unit, a smart card read-write module, an anti-fake code generating module, a storage unit, and a power-fail protective circuit, wherein, the analytical processing unit is utilized to analyze the bill printing data received via the communication interface unit to obtain the sales detail data and convey to the main processing unit, the main processing unit is based on the sales detail data and tax controlling anti-fake code data to generate new bill printing data and tax controlling invoice data which are respectively returned to the POS terminal and an internet tax controlling server. The internet tax controlling server obtains the sales detail data of the MIS system of the circulation enterprises after performing the analysis towards the obtained bill printing data of the POS terminal through the analytical processing unit; and then the tax controlling invoice data is obtained according to the sales detail data. Thereby the controlling taxation by bills is realized. The device has the advantages of simple structure, low cost, and convenient use.
Description
Technical field
The utility model relates to tax-controlling device in a kind of taxation control system, relates in particular to a kind of The Design of Tax Controled Device device that is used for the network tax-control system of various circulation type management information system in enterprises.
Background technology
Present circulation type enterprise is (as the supermarket, sales field etc.) carry out advancing of goods by the management information system (Management Information System---mis system) of establishing certainly, pin, transfer, deposit management, mis system generally is by various servers and terminal device, information management system by the networking of the technology such as VPN (virtual private network) in internal lan or wide area network back formation, main article control server by the backstage, the POS terminal of financial management server and front end printed tickets constitutes, the POS terminal is connected by network with each server, after the printed tickets, data are submitted to the server on backstage, the sale of the server record commodity on backstage and the income of fund, prop up artificial situation, assurance is carried out in time entire service information and fund information, management accurately, but this infosystem does not have the function of tax control.
Existing circulation type enterprise does not mostly have perfect tax control solution, the general mode that all adopts with the sales volume assessable to tax, the large-scale circulation type of part enterprise, the tax authority is agreed through request, own organization development special billing system, but because billing system only open at customer requirements could invoicing under the situation of invoice.In the time of more, the user does not need invoice, then can draw a bill less, and this system mostly develops voluntarily for large enterprise, does not possess the foundation as levying by tax, can't be used for controlling tax.Therefore can only take in sales volume assessable to tax mode, and the sales volume of each enterprise generally all is to be declared voluntarily by enterprise that the race of these enterprise's taxation declarations, the leak that emits, leaks, escapes then can't thoroughly stop up in the tax authority.
To the existing circulation type enterprise levying by tax solution, the inventor finds that there is following problem at least in above-mentioned prior art from above-mentioned:
In the mis system that existing circulation type enterprise uses, there is not The Design of Tax Controled Device device with ticket control tax, can only adopt according to indexs such as sales volumes and carry out assessable to tax or determine the mode of the amount of tax to be paid according to financial statement, and this tax control mode exists a lot of leaks, usually cause the few payment of duty gold of some enterprise or leak the payment of duty gold, cause very big economic loss to country, and existing The Design of Tax Controled Device device only has to open according to the information of invoice at each distributors and adds up the function that reaches tax control, but this The Design of Tax Controled Device can't and not influence under the normal prerequisite of using of this mis system at the mis system of not changing existing circulation type enterprise, be integrated in the mis system, can't finish effect with ticket control tax.How therefore a kind of device be provided, can and do not influence under the normal prerequisite of managing of enterprise at the mis system that does not change the use of existing enterprise, the purpose that reaches with ticket tax control tax is a urgent problem;
Summary of the invention
The utility model embodiment provides a kind of network tax control apparatus.This The Design of Tax Controled Device device is not needing to change under the prerequisite of original each ingredient of cash collecting system, by the dissection process unit bill data of the cash collecting system of acquisition is resolved, and obtain the invoice data that tax control is used with the bill data after resolving and this device generation tax-control anti-counterfeit sign indicating number, utilize this device to make things convenient for and obtain the tax-controlled invoice data accurately, and the tax-controlled invoice data are sent to tax control server, realize concentrated declaring by tax control server, reach purpose with ticket control tax.
The purpose of this utility model is achieved through the following technical solutions:
The invention provides a kind of network tax control apparatus, comprising:
Communication interface unit is used for being connected with POS terminal and network, realizes the exchanges data and the network communication of network tax control apparatus;
Main control unit, be connected with the security code generation module with communication interface unit, receive the detailed data that resolution unit sends, send to the security code generation module after classification gathers to detailed data and produce the tax-control anti-counterfeit sign indicating number, generate bill printing information and tax-controlled invoice information, the loopback of bill printing information is sent to communication interface unit with tax-controlled invoice for the dissection process unit;
The dissection process unit is connected with main control unit with communication interface unit, and the bill printing data that receive through communication interface unit are resolved, and obtains selling detailed data and is sent to main control unit;
Receive the bill printing information of main control unit, the bill printing data are sent to communication interface unit, send to the POS terminal through the serial communication pattern and print;
The smart card module for reading and writing is connected with the security code generation module, reads the data of IC-card and submits to the security code generation module;
The security code generation module, be connected with main control unit, the sale detailed data that obtains according to main control unit, detailed of this data are sent to the smart card module for reading and writing according to tax items classification combined data, make out an invoice date and invoice number information, generate the tax-control anti-counterfeit code data, and the tax-control anti-counterfeit code data is recycled to main control unit;
Storage unit is connected with main control unit, dissection process unit, stores handled various data;
The power down protection circuit is connected with main control unit, dissection process unit and storage unit respectively, provides power down protection to the network tax control apparatus.
Described dissection process unit comprises:
Resolution unit obtains selling detailed data according to the bill printing data parsing of the sales data of receiving;
Processing unit produces the tax control bill printing data that the tax-control anti-counterfeit code data generates according to the security code generation module of receiving in the bill printing data of sales data and the main control unit, and these data are back to the POS terminal through communication interface unit.
Described resolution unit comprises:
Judge module with the bill printing data of the sales data received, is determined the Format Type of this print data by the format analysis data of judge module stored;
Parsing module, the form of the print data of determining according to judge module is resolved the bill printing data that receive and to be obtained selling detailed data.
Described The Design of Tax Controled Device device is an external or built-in.
Described communication interface unit comprises:
Serial interface is connected with POS terminal serial ports, receives the print data of bill.
Described communication interface unit also comprises:
The serial communication module is connected with described serial interface, realizes carrying out exchanges data by this serial ports.
Described communication interface unit comprises:
USB interface is connected with the USB mouth of POS terminal, receives the print data of bill.
Described communication interface unit also comprises:
The USB communication module is connected with described USB interface, realizes carrying out exchanges data by this USB interface.
Described communication interface unit comprises:
PIO interface is connected with the PIO mouth of POS terminal, receives the print data of bill.
Described communication interface unit further comprises:
Two network interfaces, a network interface are connected with the tax control server on the network with network and carry out communication, and another network interface is connected with the POS terminal;
The network communication module connects two network interfaces, realizes carrying out communication and exchanges data between two network interfaces.
Described storage unit comprises:
Synchronous DRAM, the data that storage main control unit, dissection process unit and security code generation module are handled;
The non-volatile flash storer is used to store the tax-control data that forms under The Design of Tax Controled Device device initialization data that the user can't directly visit and the suspension situation.
The technical scheme that is provided by above-mentioned the utility model embodiment as can be seen, the network tax control apparatus of the utility model embodiment, by the dissection process unit is set, after the bill printing data that obtain are resolved, obtain the sale detailed data of the mis system of circulation type enterprise; And, obtain complete tax-controlled invoice data according to after security code generation module generation tax-control anti-counterfeit sign indicating number and the main control unit processing.This The Design of Tax Controled Device device does not change the mis system of existing circulation type enterprise, do not influence the normal use of existing mis system, realize seamless access, ticket sales detailed data with printing is a benchmark, obtains the tax control data accurately, has realized with ticket control tax, and this The Design of Tax Controled Device apparatus structure is simple, cost is low, and is easy to use, effectively avoided carrying out the problem of the accurate tax control of circulation type enterprise.
Description of drawings
Fig. 1 is the structured flowchart of the network tax control device of the utility model embodiment;
Fig. 2 is the structured flowchart of dissection process unit in the network tax control device of the utility model embodiment;
Fig. 3 is the resolution unit structured flowchart of dissection process unit in the network tax control device of the utility model embodiment;
Fig. 4 is the structured flowchart of the storage unit of network tax control device among the utility model embodiment;
Fig. 5 is the structural representation that the The Design of Tax Controled Device device of external is connected with POS terminal and network for the utility model embodiment;
Fig. 6 is the structured flowchart of the communication interface unit that has serial interface of the network tax control device of the utility model embodiment;
Fig. 7 is the structured flowchart of the communication interface unit that has USB interface of the network tax control device of the utility model embodiment
Fig. 8 is the structured flowchart of the communication interface unit that has PIO interface of the network tax control device of the utility model embodiment
Fig. 9 is each ingredient syndeton synoptic diagram of the network tax control device of the utility model embodiment.
Embodiment
The utility model embodiment provides the device of the The Design of Tax Controled Device in a kind of network tax-control system.Be provided with the dissection process unit in this device, main control unit and security code generation module, and this device is arranged in the MI S system of existing enterprise by communication interface unit, obtain the print data of the sales bill of POS terminal output, to these data after the dissection process unit resolves, obtain complete sale detailed data, and with after tax-control anti-counterfeit sign indicating number that the security code generation module utilizes IC-card data that the smart card module for reading and writing reads in to generate combines, form accurately, complete tax-controlled invoice data, be implemented in the mis system of not changing existing enterprise, and do not influence under the prerequisite of these mis systems, realization is with the purpose of ticket control tax, reduced because of the concrete consumption sum data that can not accurately obtain each enterprise and can't accurately control tax, the revenue loss that causes to country.
Below in conjunction with accompanying drawing specific embodiment of the utility model is elaborated.
As shown in Figure 1, a kind of network tax control apparatus that the utility model provides, this device can be set as external or built-in, specifically comprises:
Communication interface unit is used for being connected with POS terminal and network, realizes the exchanges data and the network communication of network tax control apparatus;
Main control unit, be connected with the smart card module for reading and writing with communication interface unit, receive the detailed data that resolution unit sends, send to the smart card module for reading and writing after classification gathers to detailed data and produce the tax-control anti-counterfeit sign indicating number, generate bill printing information and tax-controlled invoice information, the dissection process unit is given in the loopback of bill printing information, and tax-controlled invoice is sent to communication interface unit.
The dissection process unit is connected with main control unit with communication interface unit, and the bill printing data that receive through communication interface unit are resolved, and obtains selling detailed data and is sent to main control unit;
Receive the bill printing information of main control unit, the bill printing data are sent to communication interface unit, send to the POS terminal through the serial communication pattern and print;
The smart card module for reading and writing is connected with the security code generation module, reads the data of IC-card and submits to the security code generation module;
The security code generation module, be connected with main control unit, the sale detailed data that obtains according to main control unit, the detailed item of these data is sent to the smart card module for reading and writing according to information such as tax items classification combined data, the date of making out an invoice, invoice numbers, generate the tax-control anti-counterfeit code data, and the tax-control anti-counterfeit code data is recycled to main control unit;
Storage unit is connected with main control unit, dissection process unit, stores handled various data;
The power down protection circuit is connected with main control unit, dissection process unit and storage unit respectively, provides power down protection to the network tax control apparatus.
As shown in Figure 2, wherein said dissection process unit comprises:
Resolution unit obtains selling detailed data according to the bill printing data parsing of the sales data of receiving;
Processing unit produces the tax control bill printing data that the tax-control anti-counterfeit code data generates according to the security code generation module of receiving in the bill printing data of sales data and the main control unit, and these data are back to the POS terminal through communication interface unit.
As shown in Figure 3, wherein said resolution unit comprises:
Judge module with the bill printing data of the sales data received, is determined the Format Type of this print data by the format analysis data of judge module stored;
Parsing module, the form of the print data of determining according to judge module is resolved the bill printing data that receive and to be obtained selling detailed data.
As shown in Figure 4, wherein said storage unit comprises:
Static RAM (SRAM storer), the various data of handling during the storage power down, the safety of data processing when guaranteeing power down;
Non-volatile flash storer (NandFlash storer) is used to store the The Design of Tax Controled Device device initialization data that the user can't directly visit, and has guaranteed the safety of The Design of Tax Controled Device device, can safety problem not occur because of user's altered data;
Synchronous DRAM (SDRAM storer), the data that storage main control unit, dissection process unit and security code generation module are handled.
Wherein the SDRAM storer is as the primary memory of The Design of Tax Controled Device device, and SRAM storer and NandFlash storer are present in the system as nonvolatile memory, and both are by the exchanges data between data bus realization and the SDRAM.
External can be located at this device POS terminal outside, and built-in then this device is located in the POS terminal, all carries out communication and exchanges data through communication interface and POS terminal.
Specifically as shown in Figure 5, wherein network tax control apparatus 1 is an external, between the POS terminal 2 that it is arranged on existing MI S system and the network that is connected, be that POS terminal 2 is connected on the network 3 by this network tax control apparatus 1, concrete connection is to realize by the communication interface unit of this network tax control apparatus 1, as shown in Figure 6, be provided with two network interfaces above the network tax control apparatus, a network interface is connected with POS terminal 2, another network interface then is connected with network 3, carry out under the prerequisite of normal communication with network 3 not influencing POS terminal 2, make network tax control apparatus 1 carry out communication with POS terminal 2 and network 3 easily, the mininet router that two network interfaces specifically can be set on network tax control apparatus 1 is realized.
Communication interface unit also comprises a serial interface or a USB interface, realize that the dissection process unit obtains the print data of bill, specifically be to be connected with the serial ports or the USB mouth of POS terminal by serial interface or USB interface, and by the serial communication module that is provided with in the communication interface unit, the control of USB communication module, receive the print data of the bill of POS terminal output, specifically see Fig. 6, Fig. 7 and Fig. 8, when adopting the mode of USB interface, simultaneously also save power supply, also improved the performance of data transmission.
If it is built-in that The Design of Tax Controled Device device of the present utility model adopts, then it can be located in the POS terminal, in the communication interface unit of this device, PIO interface is set, be connected with the PIO mouth of POS terminal by it, receive the print data of bill, and then make the dissection process unit carry out the parsing of bill data.
As shown in Figure 9, the The Design of Tax Controled Device device that the utility model provides in concrete the application mainly is by embedded type CPU, SRAM, NandFlash, SDRAM, smart card module for reading and writing, power down protection circuit, power management module, system clock, hummer, two system and devices that network interface, serial interface form with the bus ways of connecting; Each parts specifically can form communication interface unit, main control unit, dissection process unit, smart card module for reading and writing, security code generation module, storage unit, several parts of power down protection circuit unit, module after connecting.
Each several part unit, module realize that function is as follows: wherein
(1) communication interface unit is made up of serial communication unit and network communication unit;
Communication interface unit is realized being connected with the serial communication module, intercepting and capturing are from the print data of POS terminal serial ports output, data are carried out after the CRC effect passes through, according to communication command word judgment data current data packet type in the packet---register, sign-out, regularly patrol and examine, the request-reply data, transmit monitor data, according to the type of data packet processing of classifying.Various command type of process process is described below respectively:
1. register, explain the legitimacy that comparison process judgement print data is gathered proxy module by ciphertext; Send the daily record of registering to tax control server; With policing port, regularly patrol and examine configuration information packing loopback such as monitor message and give the print data acquisition module.
2. sign-out, after tax control server sends sign-out daily record success, send the OK response packet to the print data acquisition module.
3. regularly patrol and examine, with policing port, regularly patrol and examine configuration information packing loopback such as monitor message and give the print data acquisition module.
4. the request-reply data are judged the request msg type, and return next bag data, last bag data or a last order data to the print data acquisition module respectively according to request type.
5. transmit monitor data, receive the bill data that comes from the transmission of print data acquisition module, and send to bill dissection process unit; Receive the data that bill dissection process unit returns, and the print data acquisition module is given in loopback
In addition, communication interface unit can also satisfy between network tax control apparatus and the tax control server simultaneously, and the needs of network communication between the MIS software on the POS terminal and MIS server and the financial server.
(2) dissection process unit: mainly be that the print data of intercepting and capturing from the POS terminal is carried out dissection process;
Dissection process unit specific implementation function is as follows:
Reception comes from the bill data of communication interface unit
According to the print data resolution rules of setting, carry out bill data and explain acquisition sale detailed data
Sell detailed data and send to main control unit
Reception comes from the tax-control anti-counterfeit code data of main control unit, forms the invoice detailed data
The tax-control anti-counterfeit code data is inserted into the print data formation, forms new print data
Communication interface unit is given in new print data loopback
(3) smart card module for reading and writing: the two-way data communication between realization and the tax control IC-card.
(4) tax-control anti-counterfeit sign indicating number generation module: reception comes from the invoice number of main control unit, the date of making out an invoice, the type of making out an invoice, sells to classify and gather the amount of money and the total charge information of making out an invoice, and generates the tax-control anti-counterfeit sign indicating number.
(5) storage unit: mainly constitute by SRAM, NandFlash, SRAM power down moment need guarantee the key data of integrality, the tax-control data that forms under NandFlash store initialization data and the suspension situation, the safety of deal with data when effectively having guaranteed the power down of The Design of Tax Controled Device device.
(6) main control unit mainly is made of embedded type CPU and peripheral circuit, realizes the tax control flow processing of network tax-control system, is achieved as follows function with cooperating between the tax control server on the network:
The distribution of tax control initialization, invoice, invoice are installed, networking sale, declaration data, declare the Day Trading data, declare the invoice detailed data, inspection data, monitor data passback;
(7) power down protection circuit: realize under the power-down conditions that perception power cut-off information, and after system cut-off, provide the short time power supply is for system's data storage of cutting off the power supply provides the energy.
Realize that the circuit unit of above function has constituted the network tax control apparatus of the utility model embodiment, if the network tax controller system is arranged on the POS exterior of terminal, be connected with the POS terminal by connected modes such as serial ports, USB mouths, then constitute external network The Design of Tax Controled Device device; If the network tax control apparatus is located at the POS terminal inner, be connected with the POS terminal by connected modes such as serial ports, USB mouth, PIO mouths, then constitute built-in network tax controller, built-in network tax controller can utilize the existing resource of POS terminal to realize each unit, functions of modules.
In sum, in the network tax control device of the utility model embodiment the dissection process unit is set, obtain print data by intercepting print data formation on POS, and the print data that obtains is resolved the back acquisition sell detailed data, send to tax-controlling card generation tax-control anti-counterfeit sign indicating number by selling detailed data classification summary information, add tax-control anti-counterfeit sign indicating number and sale detailed data information in the print queue new print data formation of formation, after the POS terminal is given in new print data loopback, obtain tax-controlled invoice through printer prints, realize with ticket control tax.And this The Design of Tax Controled Device apparatus structure simply, is not changed the mis system of existing circulation enterprise, realizes seamless access, does not influence the operate as normal of mis system after the access, and can play the effect with ticket control tax.
The above; it only is the preferable embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (11)
1, a kind of network tax control apparatus is characterized in that, comprising:
Communication interface unit is used for being connected with POS terminal and network, realizes the exchanges data and the network communication of network tax control apparatus;
Main control unit, be connected with the security code generation module with communication interface unit, receive the detailed data that resolution unit sends, send to the security code generation module after classification gathers to detailed data and produce the tax-control anti-counterfeit sign indicating number, generate bill printing information and tax-controlled invoice information, the loopback of bill printing information is sent to communication interface unit with tax-controlled invoice for the dissection process unit;
The dissection process unit is connected with main control unit with communication interface unit, and the bill printing data that receive through communication interface unit are resolved, and obtains selling detailed data and is sent to main control unit;
Receive the bill printing information of main control unit, the bill printing data are sent to communication interface unit, send to the POS terminal through the serial communication pattern and print;
The smart card module for reading and writing is connected with the security code generation module, reads the data of IC-card and submits to the security code generation module;
The security code generation module, be connected with main control unit, the sale detailed data that obtains according to main control unit, detailed of this data are sent to the smart card module for reading and writing according to tax items classification combined data, make out an invoice date and invoice number information, generate the tax-control anti-counterfeit code data, and the tax-control anti-counterfeit code data is recycled to main control unit;
Storage unit is connected with main control unit, dissection process unit, stores handled various data;
The power down protection circuit is connected with main control unit, dissection process unit and storage unit respectively, provides power down protection to the network tax control apparatus.
2, a kind of network tax control apparatus according to claim 1 is characterized in that, described dissection process unit comprises:
Resolution unit obtains selling detailed data according to the bill printing data parsing of the sales data of receiving;
Processing unit produces the tax control bill printing data that the tax-control anti-counterfeit code data generates according to the security code generation module of receiving in the bill printing data of sales data and the main control unit, and these data are back to the POS terminal through communication interface unit.
3, a kind of network tax control apparatus according to claim 2 is characterized in that described resolution unit comprises:
Judge module with the bill printing data of the sales data received, is determined the Format Type of this print data by the format analysis data of judge module stored;
Parsing module, the form of the print data of determining according to judge module is resolved the bill printing data that receive and to be obtained selling detailed data.
4, a kind of network tax control apparatus according to claim 1 is characterized in that, described The Design of Tax Controled Device device is an external or built-in.
5, a kind of network tax control apparatus according to claim 4 is characterized in that described communication interface unit comprises:
Serial interface is connected with POS terminal serial ports, receives the print data of bill.
6, a kind of network tax control apparatus according to claim 5 is characterized in that described communication interface unit also comprises:
The serial communication module is connected with described serial interface, realizes carrying out exchanges data by this serial ports.
7, a kind of network tax control apparatus according to claim 4 is characterized in that described communication interface unit comprises:
USB interface is connected with the USB mouth of POS terminal, receives the print data of bill.
8, a kind of network tax control apparatus according to claim 7 is characterized in that described communication interface unit also comprises:
The USB communication module is connected with described USB interface, realizes carrying out exchanges data by this USB interface.
9, a kind of network tax control apparatus according to claim 4 is characterized in that described communication interface unit comprises:
PIO interface is connected with the PIO mouth of POS terminal, receives the print data of bill.
10, according to claim 5 or 7 or 9 described a kind of network tax control apparatuses, it is characterized in that described communication interface unit further comprises:
Two network interfaces, a network interface are connected with the tax control server on the network with network and carry out communication, and another network interface is connected with the POS terminal;
The network communication module connects two network interfaces, realizes carrying out communication and exchanges data between two network interfaces.
11, a kind of network tax control apparatus according to claim 1 is characterized in that described storage unit comprises:
Synchronous DRAM, the data that storage main control unit, dissection process unit and security code generation module are handled;
The non-volatile flash storer is used to store the tax-control data that forms under The Design of Tax Controled Device device initialization data that the user can't directly visit and the suspension situation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201730789U CN201122314Y (en) | 2007-09-11 | 2007-09-11 | Network tax controller device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201730789U CN201122314Y (en) | 2007-09-11 | 2007-09-11 | Network tax controller device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201122314Y true CN201122314Y (en) | 2008-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201730789U Expired - Fee Related CN201122314Y (en) | 2007-09-11 | 2007-09-11 | Network tax controller device |
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| CN (1) | CN201122314Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324159A (en) * | 2011-06-08 | 2012-01-18 | 浪潮齐鲁软件产业有限公司 | Method for managing fiscal cash registers by using GPS (global positioning system) equipment |
| CN107195149A (en) * | 2017-06-06 | 2017-09-22 | 深圳德沃德创新技术有限公司 | A kind of tax controlling equipment |
| CN110796808A (en) * | 2019-11-14 | 2020-02-14 | 艾体威尔电子技术(北京)有限公司 | TEE-based POS machine security tax control communication method |
-
2007
- 2007-09-11 CN CNU2007201730789U patent/CN201122314Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324159A (en) * | 2011-06-08 | 2012-01-18 | 浪潮齐鲁软件产业有限公司 | Method for managing fiscal cash registers by using GPS (global positioning system) equipment |
| CN102324159B (en) * | 2011-06-08 | 2014-04-16 | 浪潮软件集团有限公司 | Method for managing fiscal cash register by using GPS (global positioning system) equipment |
| CN107195149A (en) * | 2017-06-06 | 2017-09-22 | 深圳德沃德创新技术有限公司 | A kind of tax controlling equipment |
| CN110796808A (en) * | 2019-11-14 | 2020-02-14 | 艾体威尔电子技术(北京)有限公司 | TEE-based POS machine security tax control communication method |
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