CN203350968U - 3G network billing machine - Google Patents

Abstract

The utility model provides a 3G network billing machine, comprising a CPU processor, an RAM, a storage, a clock, a fiscal IC card interface, a power module, a display screen, a keyboard, a printing controller, a communication encryption module, an off-line transmission control module, a USB communication interface and a 3G wireless communication module. The RAM, the storage, clock, the fiscal IC card interface, the power module, the display screen, the keyboard, the printing controller, and the communication encryption module are connected with the CPU processor. The 3G wireless communication module, the USB communication interface, the off-line transmission control module, and the communication encryption module are connected in sequence. The communication encryption module makes the 3G network billing machine enable to encrypt transmitted data, so that fiscal data can be safely and effectively transmitted to a fiscal management background system. The off-line transmission control module can store data needed to transmit temporarily when a network is not connected or network signals break off suddenly, and transmit the data without any mistakes to the background when the network is connected.

Description

A kind of 3G network billing machine

Technical field

The utility model relates to a kind of 3G network billing machine.

Background technology

Traditional tax-control cash register must use IC-card or USB flash disk to complete taxation declaration, so declaring dutiable goods the time period of every month of tax bureau's appointment, the taxpayer must hold IC-card or USB flash disk is declared to the tax bureau, obtain make out an invoice limit and the mandate in the time limit of making out an invoice of next month simultaneously, phenomenon has just appearred in the hall of declaring dutiable goods of the tax bureau being full of people in result, increase the extra work amount to the staff of the tax bureau, also wasted the time of taxpayer's preciousness.Also there is the problem of finite capacity in IC-card simultaneously, and the use of USB flash disk has increased the potential safety hazard of tax office system.

3G network has brought network faster to us, more internet, applications.3G network covers national all districts and cities, most of county town and flourishing small towns substantially at present; 3G network network advantage relatively before is: data transmission at a high speed is better than general cable network;

The 3G network billing machine has the advantages such as low cost, low-power consumption, all-in-one, special computer for special use, can prevent the invasion and attack of viral wooden horse, also more convenient to install and maintenance simultaneously, and following development prospect is very wide.

And the problem that existing 3G network billing machine also exists transmission easily to be cracked and to damage during data is interrupted once network signal occurs, by the communicate by letter also interrupt of data of wireless module transmission of 3G, cause the tax-control data loss.

The utility model content

A kind of 3G network billing machine that the utility model provides, its purpose is, increase communication encryption module and off-line transmission control module on the structure of existing 3G network billing machine, easily be cracked or damage when overcoming transmission data of the prior art, and network signal is while interrupting, the problem of the loss of data of transmission.

A kind of 3G network billing machine, comprise CPU processor, internal memory, storer, clock, fiscal IC card interface, power module, display screen, keyboard, print control unit, communication encryption module, off-line transmission control module, USB communication interface and 3G wireless communication module;

Described internal memory, storer, clock, fiscal IC card interface, power module, display screen, keyboard, print control unit and communication encryption module all are connected with the CPU processor;

Described 3G wireless communication module, USB communication interface, off-line transmission control module and communication encryption module are connected successively.

Traditional encrypted work is realized by operation encryption software on main frame.This method is except taking host resource, and arithmetic speed is slower, and security is also poor.

The communication encryption module realizes crypto-operation by fpga chip.With respect to software cryptography, hardware encipher have enciphering rate fast, take the advantages such as computer resource is few, security is high.The communication encryption module adopts the FPGA flexible design, and the chip internal unit is configured, and can shorten design cycle and development time, can reach higher performance through optimizing simultaneously.After fpga chip is encrypted the data of transmitting, the safe and effective tax control management background system that efficiently tax-control data is transferred to rapidly;

The off-line transmission control module adopts the FLASH chip, not only complete the online real-time Transmission of network, can guarantee not to be communicated with or network signal while interrupting suddenly at network simultaneously, the data of needs transmission are stored in the FLASH chip temporarily, after network-in-dialing, be transferred to accurately backstage again.

Beneficial effect

The utility model provides a kind of 3G network billing machine, by increasing communication encryption module and off-line transmission control module, makes the 3G network billing machine to be encrypted the data of transmission, safely and effectively tax-control data is transferred to tax control management background system; The off-line transmission control module not only completes the online real-time Transmission of network, can guarantee not to be communicated with or network signal while interrupting suddenly at network simultaneously, and the data of needs transmission are stored temporarily, after network-in-dialing, is transferred to accurately backstage.Utilize the transmission data that 3G communication wireless module can be at a high speed, without wiring, there is the place of network signal just can work, the stable performance of 3G wireless communication module, simple to operate, the 3G network billing machine make tax-control cash register have widely applicable, networking real-time information exchange, safe and reliable, the advantage such as be convenient to popularize.

The accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Embodiment

Below in conjunction with drawings and Examples, the utility model is described further.

Structural representation of the present utility model as shown in Figure 1, a kind of 3G network billing machine, comprise CPU processor, internal memory, storer, clock, fiscal IC card interface, power module, display screen, keyboard, print control unit, communication encryption module, off-line transmission control module, USB communication interface and 3G wireless communication module;

Described internal memory, storer, clock, fiscal IC card interface, power module, display screen, keyboard, print control unit and communication encryption module all are connected with the CPU processor;

Described 3G wireless communication module, USB communication interface, off-line transmission control module and communication encryption module are connected successively.

The communication encryption module adopts fpga chip, after this chip is encrypted the data of transmitting, safely and effectively tax-control data is transferred to tax control management background system; The off-line transmission control module adopts the FLASH chip, not only complete the online real-time Transmission of network, can guarantee not to be communicated with or network signal while interrupting suddenly at network simultaneously, the data of needs transmission are stored in to FLASH temporarily, after network-in-dialing, be transferred to accurately backstage again.

By the USB communication interface possessed on billing machine, access 3G wireless communication module (can support movement, telecommunications, three carrier networks of UNICOM), each invoice that billing machine leaves is after the communication encryption module encrypt, thereby can be real-time security by the 3G cordless communication network be uploaded to background data base, can realize declaring dutiable goods in real time of billing machine, the statistics of all tax-control datas, inquiry, the operation such as declaring all completes on backstage, saved the loaded down with trivial details of cable network wiring, and saved use cost, but also for the user particularly remote districts the user saved travelling expenses and time, make the taxpayer home-confined, completed taxation declaration, facilitated the taxpayer, also for government bodies, streamline organizations simultaneously, increase work efficiency, improve service level technical guarantee is provided.

Claims (1)

1. a 3G network billing machine, it is characterized in that, comprise CPU processor, internal memory, storer, clock, fiscal IC card interface, power module, display screen, keyboard, print control unit, communication encryption module, off-line transmission control module, USB communication interface and 3G wireless communication module;

Described internal memory, storer, clock, fiscal IC card interface, power module, display screen, keyboard, print control unit and communication encryption module all are connected with the CPU processor;

Described 3G wireless communication module, USB communication interface, off-line transmission control module and communication encryption module are connected successively.

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