Chip Operating System ( COS )

Product Description

XFX-COS Series Overview:
The full name of COS is Chip Operating System (Operating system in Chip), usually it is launched and developed on the basis of the card characteristics which is tightly, The COS is very different ROM the operating system of Personal Computer(for example DOS, UNIX, Windows etc) we usually know. It as result of the smart card chip performance and it ROM capacity. First, COS is a special system, not general system. And second, compare with the general system of Personal Computer, COS is more like a supervisory control program, not a indeed Operating System of general meaning. XFX-COS series is launched and developed basis on advantage of information security and smart card application of Sichuan ForNew Technologies Co., Ltd. For exploit and extent the smart card application technology and occupy the top of intellect technology Main function The main function of XFX-COS series is control the information exchange between smart card and external, ROM management, and deal the command with in card. The detail function of COS as follows:
1. Reposition of IC card
2. Chip bottom hardware drive
3. Carry out interface interact
4. Memory space maintenance
5. File system maintenance
6. Operating system security control
7. Deal command
8. Application code executiveCharacteristics

Usually the sort of COS only for the sort of special smart card, different smart card use different COS. Structure has four function models in the XFX-COS series: Transmission manager(TM), security manager(GM), application manager(AM) and file manager(FM). For some single command of XFX-COS series, the four models above is not always necessarily, some of them could be leave out, or merge into other model, but generally the COS with the four model is natural. Transmission manager is used for examine whether the information be transmitted correctly, this part relating with the communicating protocol of smart card. Security manager is used for examine or process the security of information to prevent illegal interception or intrusion. Application manager is used for judge whether the received command can be executed. File manager finally complete the process by verify the authority of the command. Application at present, our company IC card has used in each field, such as communication, traffic, finance, social insurance, medical insurance, tax, gas station, school, public utility charge(electricity, coal gas, water, television etc. ), and card application (member card, ROM card, food sanitation supervise), public affairs and campus one card solution.

Main application of Chip Operating System ( COS ):
Its application is mainly embodied in smart card application. With development of smart card technology, smart card is widely used in different fields as follows:
1. Finance/ Bank industry: Borrow/loan card;
2. Mobile communication: Main application is SIM card;
3. Social insurance/ medical card: It is used to record individual basic condition such as payment and medical information etc.
4. Public traffic card: It is mainly used for electronic tickets of bus and subway;
5. Refuelling card: Typical application is electronic oil ticket;
6. Identification card: It is mainly used to identify individual basic condition;
7. Other cards: It is used for water meter, electrical meter and gas meter.

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