CN201927126U

CN201927126U - Invoicing device for tax control system

Info

Publication number: CN201927126U
Application number: CN 201120030310
Authority: CN
Inventors: 王同洋; 吴俊军; 付积存; 徐军; 彭珠文
Original assignee: Wuhan Tianyu Information Industry Co Ltd
Current assignee: Wuhan Tianyu Information Industry Co Ltd
Priority date: 2011-01-27
Filing date: 2011-01-27
Publication date: 2011-08-10
Anticipated expiration: 2021-01-27

Abstract

The utility model discloses an invoicing device for a tax control system, which is characterized by comprising a wireless network access card (10) and a MicroSD (secure digital) card (11), wherein the MicroSD card (11) is built in the wireless network access card (10); the wireless network access card (10) is connected with an enterprise terminal (12) of the tax control system by a USB (universal serial bus) interface and establishes communication with a tax terminal of the tax control system. Compared with a tax control hard disk in the prior art, the MicroSD card with a tax control hard disk function has smaller volume, is easy to carry about and does not additionally occupy the USB ports of a PC (personal computer); in addition, by adopting the wireless network access technology, the invoicing device can access to the Internet and establish communication with the tax terminal; besides, the off-line mode function of the tax control hard disk in the prior art is still available, so the invoicing machine can operate normally when the wireless network connection fails.

Description

A kind of wireless device of making out an invoice that is used for taxation control system

Technical field

The utility model belongs to tax control application system field, is specifically related to a kind of device of making out an invoice of taxation control system.

Background technology

At present in the electronics billing system of the tax authority, adopt the mode of tax control dish to finish the management of electronic invoice more.The tax control dish is a kind of electronic installation of realizing tax control function under the cooperation of tax end system and enterprises end system, is used for satisfying the management expectancy of the tax authority to invoice, correct generation, the reliable memory of certified invoice tax-control data and prevent to distort.

The enterprises end system is the client of making out an invoice of the tax authority, cooperates the tax control dish, is responsible for opening invoice, cancels and make out an invoice.

Tax end system is the management system of the tax authority, is responsible for the management to electronic invoice, and adopts the Internet connected mode between the enterprises end system.

The tax control dish adopts the interface and the enterprises end system that meet the USB standard to carry out communication, includes safety chip, storage chip and secure clock module (subsidiary battery) in the dish.The tax control dish is controlled by safety chip, and when making out an invoice, the enterprises end system sends to the tax control dish with safety command, and the safety chip of tax control dish is responsible for the parsing of safety command, and makes corresponding authority and judge back execution corresponding service flow process.Storage chip is used for storing the relevant neck of tax control and purchases information, invoice detail and user profile etc.The secure clock module is used to provide timestamp function, for the legitimacy of judgement time provides important evidence.

The tax control business is divided into online and two kinds of patterns of off-line, and both combine and guarantee under various states the availability of operation system.Under the line model, the tax control dish provides identity authentication function.Under the off-line mode, the tax control dish relies on secure clock to guarantee the legitimacy of time, and uses the memory chip stores off-line data of making out an invoice, in order to the networking state down and tax end system carry out synchronously.

The weak point that present tax control dish device exists is:

1. be subjected to environmental restraint, business datum in time can't be submitted to tax end system.

2. the tax control disk body is long-pending big, is not easy to carry, and needs that independently USB interface and enterprises end system are carried out communication.

Summary of the invention

The utility model proposes a kind of wireless device of making out an invoice that is used for taxation control system, in the wireless Internet card that a MicroSD card with tax control dish function is built in band MicroSD card, the wireless Internet access passage that utilizes wireless Internet card to provide is realized the wireless business of making out an invoice, this device is easy to carry, need not stand-alone interface can carry out communication, and business datum can in time be submitted to tax end system.

The utility model solves described problem can be by realizing by the following technical solutions:

A kind of wireless device of making out an invoice that is used for taxation control system, the MicroSD card that comprises wireless Internet card and have tax control dish function, wherein, described MicroSD card is built in the wireless Internet card.

Described MicroSD card comprises safety chip, storage chip and the interface circuit that has master control function.The realization that the described safety chip that has master control function provides interface protocol to drive, and use the encrypting module of himself to finish identity authentication function; Described memory chip stores tax-controlled invoice data; Described interface circuit is used for being connected with the MicroSD card of wireless Internet card, and the USB interface and the enterprises end system that provide by wireless Internet card carry out communication.

Described wireless Internet card comprises Wireless Internet access module, secure clock module (subsidiary battery), MicroSD card and usb circuit.Described Wireless Internet access module is realized wireless networking capabilities; Described secure clock module need be attached battery operated, is used to provide temporal information accurately; Described MicroSD card is the interface that sticks into capable physical connection with the MicroSD with tax control dish function.Described usb circuit is used for connecting wireless Internet card and enterprises end system.

The utility model also provides a kind of said apparatus that utilizes to realize wireless method of making out an invoice, and described method comprises the steps:

(1) utilizes the wireless networking capabilities of wireless Internet card, the communication of setting up tax end system and enterprises end system.

(2) the enterprises end system carries out alternately with the safety chip and the secure clock module of MicroSD card respectively by wireless Internet card, carries out verification process, to confirm enterprises end system, safety chip and secure clock module three's legitimacy.

(3) wireless Internet access successful connection, the enterprises end system then works under the line model, by the safety chip in the MicroSD card, carries out signature and tests the label process, confirms the legitimacy of status of taxpayers.The user of legal identity can connect tax end system by the enterprises end system and carry out the online business of making out an invoice.

(4) wireless Internet access connection failure, the enterprises end system then works under the off-line mode, by the secure clock module, obtains the effective time, and the off-line data of making out an invoice are kept in the storage chip in the MicroSD card, and the time of making out an invoice is provided by the secure clock module.In case after the wireless Internet access successful connection, off-line will be made out an invoice data upload to tax end system automatically by the enterprises end system.

Compare with prior art, advantage of the present utility model is:

(1) it is smaller and more exquisite to have a MicroSD card volume of tax control dish function, is easy to carry about with one.

(2) the MicroSD card that has a tax control dish function uses the MicroSD draw-in groove of wireless Internet card, than former tax control dish, does not additionally take the USB interface of PC.

(3) utilize the wireless Internet access technology, can be linked into Internet more easily, carry out communication with tax end system.

(4) the off-line mode function of the original tax control dish of reservation under the situation of wireless Internet access connection failure, still can be used the function of making out an invoice.

Description of drawings

Fig. 1 is the system schematic of scheme described in the utility model

Fig. 2 is the logic diagram of the implementation of scheme described in the utility model

Embodiment

Below in conjunction with each accompanying drawing specific implementation is described in further detail.

The utility model uses the wireless Internet access card device to realize wireless making out an invoice, and concrete device comprises wireless Internet card 10 and MicroSD card 11, and as shown in Figure 1, the tax control counting operation system also relates to tax end system 13 and enterprises end system 12.

Described wireless Internet card 10 as shown in Figure 2, comprises usb circuit 100, Wireless Internet access module 101, secure clock module 102 and MicroSD card interface circuit 103.

The Wireless Internet access module 101 of described wireless Internet card 10 is electrically connected with usb circuit 100, usb circuit 100 provide and enterprises end system 12 between carry out mutual communication channel.101 of Wireless Internet access modules provide wireless networking capabilities, are used to set up the Internet passage of tax end system 13 and enterprises end system 12.

The Wireless Internet access module 101 of described wireless Internet card 10 is electrically connected with secure clock module 102, secure clock module 102 by Wireless Internet access module 101 usb circuit 100 and enterprises end system 12 between carry out mutual.

The Wireless Internet access module 101 of described wireless Internet card 10 is electrically connected with MicroSD card interface circuit 103, and MicroSD card interface circuit 103 is used for physics and inserts MicroSD card 11.

Described MicroSD card 11 as shown in Figure 2, comprises interface circuit 110, safety chip 111 and storage chip 112.

The safety chip 111 of described MicroSD card 11 is electrically connected with interface circuit 110, and interface circuit 110 is used to set up being electrically connected of MicroSD card 11 and wireless Internet card 10.

The safety chip 111 of described MicroSD card 11 is electrically connected with storage chip 112, and is linked into by interface circuit 110 in the circuit of wireless Internet card 10.

The method of specifically utilizing wireless Internet card to make out an invoice of the present utility model comprises the steps:

(1) enterprises end system 12 utilizes the wireless networking capabilities of wireless Internet card 10, sets up communication with tax end system 13.

(2) before the business of making out an invoice, enterprises end system 12 respectively with MicroSD card 11 in safety chip 111 and the secure clock module in the wireless Internet card 10 102 carry out alternately, carry out verification process, in order to confirm legitimacy, the legitimacy of safety chip 111 and the legitimacy of secure clock module 102 of enterprises end system 12.

(3) wireless Internet access successful connection, 12 of enterprises end systems work under the line model, carry out signature by the safety chip in the MicroSD card 11 111 and test the label process, confirm the legitimacy of taxpayer's identity, the user of legal identity can connect tax end system 13 by enterprises end system 12 and carry out online making out an invoice.

(4) wireless Internet access connection failure, 12 of enterprises end systems work under the off-line mode, carrying out off-line by the safety chip in the MicroSD card 11 111 makes out an invoice, the validity of time is provided by the secure clock module 102 in the wireless Internet card 10, and the off-line data of making out an invoice are saved in the storage chip 112 in the MicroSD card 11.In case under the situation that network can be used, enterprises end system 12 will be kept at off-line in the storage chip 112 in the MicroSD card 11 data of making out an invoice, and upload to tax end system 13 by network.

Claims

1. wireless device of making out an invoice that is used for taxation control system, it is characterized in that, comprise wireless Internet card (10), and MicroSD card (11) with tax control dish function, this MicroSD card (11) is built in the described wireless Internet card (10), this wireless Internet card (10) is connected with the enterprises end (12) of taxation control system by USB interface, and by the communication of wireless network foundation with the tax end (13) of taxation control system.

2. device according to claim 1, it is characterized in that, described MicroSD card (11) comprises safety chip (111), storage chip (112) and the interface circuit (110) that has master control function, described safety chip (111) is used to provide the realization of interface protocol driving, and use the encrypting module of himself to finish identity authentication function, described storage chip (112) storage tax-controlled invoice data, described interface circuit (110) are used for setting up and being electrically connected of described wireless Internet card (10).

3. device according to claim 2, it is characterized in that, described safety chip (111) is electrically connected with interface circuit (110), and described safety chip (111) is electrically connected with storage chip (112), and is linked into wireless Internet card (10) by interface circuit (110).

4. according to the described device of one of claim 1-3, it is characterized in that, described wireless Internet card (10) comprises Wireless Internet access module (101), secure clock module (102), MicroSD card interface circuit (103) and usb circuit (100), described Wireless Internet access module (101) is realized wireless networking capabilities, be used for tax end system (13) communication with taxation control system, described secure clock module (102) is used to provide temporal information, described MicroSD card interface circuit (103) is used for being connected with described MicroSD card (11), and described usb circuit (100) is used to realize that wireless Internet card (10) is connected with communication between the taxation control system enterprises end system (12).

5. device according to claim 4, it is characterized in that, described Wireless Internet access module (101) is electrically connected with secure clock module (102), and this secure clock module (102) is mutual by carrying out between described usb circuit (100) and the enterprises end system (12).

6. device according to claim 5 is characterized in that, described Wireless Internet access module (101) is electrically connected with MicroSD card interface circuit (103), and this MicroSD card interface circuit (103) connects MicroSD card (11).