CN202041965U - Swiping card magnetic head special for peripheral component interconnect (PCI) 3.0 - Google Patents
Swiping card magnetic head special for peripheral component interconnect (PCI) 3.0 Download PDFInfo
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- CN202041965U CN202041965U CN2011201247516U CN201120124751U CN202041965U CN 202041965 U CN202041965 U CN 202041965U CN 2011201247516 U CN2011201247516 U CN 2011201247516U CN 201120124751 U CN201120124751 U CN 201120124751U CN 202041965 U CN202041965 U CN 202041965U
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Abstract
The utility model discloses a swiping card magnetic head special for a peripheral component interconnect (PCI) 3.0, which comprises a reading head, a swiping card signal analyzing circuit, a central processing unit (CPU), a voltage-stabilizing circuit, a safety protection circuit and a port. A signal output end in the reading head is connected to the swiping card signal analyzing circuit which is connected to the CPU. The CPU decodes and codes the acquired swiping card analog signals, an input end of the voltage-stabilizing circuit is connected to the port, the output end of the voltage-stabilizing circuit is respectively connected to the swiping card signal analyzing circuit and the CPU, an input end of the safety protection circuit is connected to the port, the output end of the safety protection circuit is connected to the CPU, and an output end of the CPU is connected to the port. By the adoption of the digital reading head of an encryption magnetic card, the problems that existing conventional reading device is not safe in data and the like are resolved.
Description
Technical field
The utility model relates to a kind of magnetic head of stamping the card, and relates in particular to a kind of PCI 3.0 special uses magnetic head of swiping the card.
Background technology
At present, well-known, the use of magnetic card has had very long history.Because magnetic card is with low cost, be easy to use, be convenient to management, so its development obtained a lot of world-famous companies, the tripartite confrontation support of department of special national governments decades makes that the application of magnetic card is very universal, spreads all over the every aspect of national life.
But because the progress of science and technology, law-breaker's illegal means are also constantly in upgrading, some lawless person can be by stealing holder's bank card account information, the pseudo-card back theft cardholder account fund of faking, steal other people identity information data in addition after false impersonation's letter of application consume with sticking into capable malicious overdraft.Therefore, need protection personal bank card accounts information (card number, password etc.) and personal information data security of holder and bank.Card information leaks and the pseudo-use that blocks in the process of exchange in order to stop, by data generation and transmission course are encrypted and are extracted, just the generation side of data and reciever have unique secret key rule just can solve the original text data, the possibility that so just can avoid data to be stolen in transmission course greatly.
PCI safety standard association is the global forum of an opening, be devoted to account data security standard sustainable development, perfect, store, popularize and enforcement.The mission of PCI safety standard association is: through the education that promotes the PCI safety standard and universal, constantly promote the security of payment account data.This tissue is by American Express, Discover Financial Services, JCB International, MasterCard Worldwide and Visa, and Inc. foundes jointly
PCI data security standard summary: formulate payment card industry (PCI) data security standard (DSS) to promote and to improve holder's data security; help the whole world and extensively adopt unified data security standard, be provided for protecting the technology of holder's data security and the benchmark of operation requirement.At present, high safety standard has risen to PCI 3.0.Wherein, standard just has requirement must encrypt the holder's data that sees through open common network transmission in the measure of protection holder data.To guarantee that just brushing card data all can't steal valid data in the transmission of any link.
Generally speaking, at present traditional magnetic head is finished the card internal information read at a card-reading apparatus and is just served as the variation output that the magnet cutting magnetic induction line produces electric current when magnetic card swiped the card motion in the process that is transferred to computer or terminal, the data of output can decomposite information such as card number without any encrypting by the data of stealing transmission link.
The utility model content
The utility model improves at above-mentioned many brushing card data safety problems, uses this enciphering magnetic card Card Reader digital magnetic head just to solve the uneasy congruent shortcoming of present conventional card-reading apparatus data.
Concrete technical scheme is:
A kind of PCI 3.0 special uses magnetic head of swiping the card; it comprises card read head for ID; the signal evaluation circuit of swiping the card; CPU; mu balanced circuit; safety protective circuit and interface; described card read head for ID internal signal output terminal connects the described signal evaluation circuit of swiping the card; the described signal evaluation circuit of swiping the card is connected with described CPU; described CPU decodes the simulating signal of swiping the card that collects and encode; described mu balanced circuit input end is connected described interface; described circuit output end of pressure-stabilizing is connected to described signal evaluation circuit and the described CPU of swiping the card; described safety protective circuit input end is connected described interface; described safety protective circuit output terminal connects described CPU, and described CPU output terminal connects described interface.
Described interface is serial ports or USB interface.
Adopt 128 key length, 128 key length can provide enough securities, and needs the less processing time, and it is very slow well to have solved general 3DES enciphering rate, the defect problem that security is relatively poor makes data encryption reach faster higher level of security.And each encrypt magnetic head with the supporting use of POS machine in, must be by this supporting upper computer software of encrypting magnetic head and providing secret key of making amendment, can not arbitrarily be modified secret key in order to ensure encrypting magnetic head, in the magnetic head in house software, also be provided with and revise secret key channel start web-privilege password Web, initial password when dispatching from the factory, each magnetic head is arranged, the user can be led to the web-privilege password Web that is revised as oneself after initial password is verified, to revise later on and the POS machine between the decryption key set up just must be earlier authentication by web-privilege password Web just can enter secret key modification link, so just can revise people's authority by restriction, the control of guaranteeing secret key is unique.
And decoding circuit and encrypt be simplified to can SMT to the pcb board of 10mmX10mmX0.5mm, and be embedded into magnetic head inside, form an integral body with magnetic head, use this magnetic card Card Reader digital magnetic head to add and swipe the card seat, do not need to add in addition decoded portion with regard to forming the encryption card reader.Can save cost, shorten the construction cycle, reduced volume.
All circuit all are concentrated in the magnetic head the inside, do not need outside auxiliary spare part, and cost is lower, volume is littler, and inside also is provided with the tamper function, as long as the tamper function on, in case tear hardware action open, all data are lost automatically, can stop that card information leaks in the process of exchange.
Functional characteristics:
1. can read 3 tracks (1.2.3 magnetic track) simultaneously.
2. support high low speed to stamp the card, weak magnetic card or impaired card are had the automatic signal gain control, the Card Reader ability is superpower.
3. adopt unique full-shield interference protection measure, be fit to various complex environments and use.
4. adopt the AES encryption technology in the magnetic head, magnetic head reads card information moment and promptly card information is realized encrypting automatically, and export enciphered message the deciphering of to Unionpay messaging device, card information after the deciphering is back to again uses terminal to conclude the business, guaranteed that card information is not stolen, and reached the data confidentiality of highest level.
5. read magnetic line data and card data simultaneously, data are promptly encrypted by AES reading moment, guarantee the card data security.
6. all circuit all are concentrated in the magnetic head the inside, do not need outside auxiliary spare part, and cost is lower, and volume is littler, and tamper function assurance data can not be stolen.
7. the perfect adaptation of magnetic head decoding technique and AES encryption technology
8. can stop that card information leaks in the process of exchange
9. Card Reader standard: ISO 7811～7815 draws card speed: 10～120cm/s
10. data standard: ANSI/ISO/ and IBM standard.
11. output interface: RS-232, USB, SPI
12. power supply: DC 3-5V;
13. working environment: temperature-10 ℃～+ 45 ℃; Humidity 10%～90%RH.
A kind of PCI 3.0 special uses magnetic head of swiping the card is made up of following steps:
A, the electric signal automatic gain and the adjustment that will produce when the signal evaluation circuit of swiping the card will be swiped the card become the pulse train signal to signal transition;
B, CPU receive the pulse signal of sending from the signal evaluation circuit of swiping the card and carry out access, again these signals are decoded and encoded, and then the secret key that data and client set encrypted according to AES cryptographic calculation rule and encode, at last the ciphertext that encodes is outputed to terminal.Terminal receives that ciphertext must have the same secret key of using when encrypting just might decode the original text data.
Encryption magnetic head of the present utility model can connect any computer or terminal with RS-232 interface or USB interface, is the first-selected parts that need carry out the PCI certified product, is best suited in ATM, EFTPOS, all kinds of self-aided terminal and all kinds of card-punching system.These properties of product are reliable and stable, and compatible good (command set of compatible domestic magcard read-write device major vendor simultaneously), are the desirable peripherals of computer system.Can be widely used in the reading of credit card, magnetic card and bankbook of every field, particularly banking system such as finance, post and telecommunications, traffic, customs.
Description of drawings
Fig. 1 is the utility model embodiment circuit block diagram.
Embodiment
Describe the utility model by the following examples, should be noted that, cited embodiment should not understand the restriction to utility model.
As shown in the figure: a kind of PCI 3.0 special uses of present embodiment magnetic head of swiping the card, it comprises magnetic head, described magnetic head internal signal output terminal is connected with the signal evaluation circuit of swiping the card, signal evaluation circuit is connected with CPU, CPU decodes the simulating signal of swiping the card that collects and encode, the card number original text data that decoding is come out are encrypted through the AES cryptographic calculation again, adopt 128 key length, 128 key length can provide enough securities, and need the less processing time, it is very slow well to have solved general 3DES enciphering rate, the defect problem that security is relatively poor, make data encryption reach faster higher level of security, and each encrypt magnetic head with the supporting use of POS machine in, must be by this supporting upper computer software of encrypting magnetic head and providing secret key of making amendment, can not arbitrarily be modified secret key in order to ensure encrypting magnetic head, in the magnetic head in house software, also be provided with and revise secret key channel start web-privilege password Web, initial password when dispatching from the factory, each magnetic head is arranged, the user can be led to the web-privilege password Web that is revised as oneself after initial password is verified, to revise later on and the POS machine between the decryption key set up just must be earlier authentication by web-privilege password Web just can enter secret key modification link, so just can revise people's authority by restriction, the control of guaranteeing secret key is unique.
All circuit all are concentrated in the magnetic head the inside, do not need outside auxiliary spare part, and cost is lower, volume is littler, and inside also is provided with the tamper function, as long as the tamper function on, in case tear hardware action open, all data are lost automatically, can stop that card information leaks in the process of exchange.
Functional characteristics:
1. can read 3 tracks (1.2.3 magnetic track) simultaneously.
2. support high low speed to stamp the card, weak magnetic card or impaired card are had the automatic signal gain control, the Card Reader ability is superpower.
3. adopt unique full-shield interference protection measure, be fit to various complex environments and use.
4. the perfect adaptation of magnetic head decoding technique and AES encryption technology
5. Card Reader standard: ISO 7811～7815 draws card speed: 10～120cm/s
6. data standard: ANSI/ISO/ and IBM standard.
7. output interface: RS-232, USB, SPI
8. power supply: DC 3-5V
9. working environment: temperature-10 ℃～+ 45 ℃; Humidity 10%～90%RH.
The circuit working principle is introduced: the maximum characteristics of this circuit are exactly the less assembly of ingenious use volume, make the integrated circuit volume less, can SMT to the pcb board of 10mm X 10mm X 0.5mm, and be embedded into magnetic head inside, form an integral body with magnetic head, but can finish Card Reader and decoding fast and encrypt output function, use this magnetic card Card Reader digital magnetic head to add to swipe the card seat just can form the encryption card reader, do not need to add in addition decoded portion, make simple installation, and working stability between the device, the phase mutual interference is less, and energy consumption is lower.
Be the first-selected parts that need carry out the PCI certified product, be best suited in ATM, EFT POS, all kinds of self-aided terminal and all kinds of card-punching system.These properties of product are reliable and stable, and compatible good (command set of compatible domestic magcard read-write device major vendor simultaneously), are the desirable peripherals of computer system.Can be widely used in the reading of credit card, magnetic card and bankbook of every field, particularly banking system such as finance, post and telecommunications, traffic, customs.
Products characteristics
Products characteristics:
1. can read 3 tracks (1.2.3 magnetic track) simultaneously.
2. support high low speed to stamp the card, weak magnetic card or impaired card are had the automatic signal gain control, the Card Reader ability is superpower.
3. adopt unique full-shield interference protection measure, be fit to various complex environments and use.
4. adopt the AES encryption technology in the magnetic head, adopt 128 key length, 128 key length can provide enough securities, and need the less processing time, it is very slow well to have solved general 3DES enciphering rate, the defect problem that security is relatively poor makes data encryption reach faster higher level of security.
5. the signal from magnetic head output prevents that the hardware circuit data are stolen.
6. all circuit all are concentrated in the magnetic head the inside, do not need outside auxiliary spare part, and cost is lower, volume is littler, and inside also is provided with the tamper function, as long as the tamper function on, in case tear hardware action open, all data are lost automatically, can stop that card information leaks in the process of exchange.
7. the perfect adaptation of magnetic head decoding technique and AES encryption technology.
8. accord with PCI 3.0 standards.
9. Card Reader standard: ISO 7811～7815 draws card speed: 10～120cm/s
10. data standard: ANSI/ISO/ and IBM standard.
11. output interface: RS-232, USB, SPI
12. power supply: DC 3-5V
13. working environment: temperature-10 ℃～+ 45 ℃; Humidity 10%～90%RH.
14. magnetic head specification (L x W x H): 11mm x 11.8mm x 9.5mm.
Obviously; foregoing is just in order to illustrate characteristics of the present utility model; and be not to restriction of the present utility model, the variation that the those of ordinary skill in relevant technologies field is made in the corresponding techniques field according to the utility model should belong to protection category of the present utility model.
Claims (2)
1. PCI 3.0 special uses magnetic head of swiping the card; it is characterized in that: it comprises card read head for ID; the signal evaluation circuit of swiping the card; CPU; mu balanced circuit; safety protective circuit and interface; described card read head for ID internal signal output terminal connects the described signal evaluation circuit of swiping the card; the described signal evaluation circuit of swiping the card is connected with described CPU; described CPU decodes the simulating signal of swiping the card that collects and encode; described mu balanced circuit input end is connected described interface; described circuit output end of pressure-stabilizing is connected to described signal evaluation circuit and the described CPU of swiping the card; described safety protective circuit input end is connected described interface; described safety protective circuit output terminal connects described CPU, and described CPU output terminal connects described interface.
2. a kind of PCI 3.0 special uses according to claim 1 magnetic head of swiping the card, its feature also is: described interface is serial ports or USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201247516U CN202041965U (en) | 2011-04-25 | 2011-04-25 | Swiping card magnetic head special for peripheral component interconnect (PCI) 3.0 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201247516U CN202041965U (en) | 2011-04-25 | 2011-04-25 | Swiping card magnetic head special for peripheral component interconnect (PCI) 3.0 |
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| Publication Number | Publication Date |
|---|---|
| CN202041965U true CN202041965U (en) | 2011-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201247516U Expired - Fee Related CN202041965U (en) | 2011-04-25 | 2011-04-25 | Swiping card magnetic head special for peripheral component interconnect (PCI) 3.0 |
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| CN (1) | CN202041965U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106937149A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | IC-card based on television terminal and remote control is non-to connect bimodulus payment mechanism and method |
| CN106937145A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | Payment devices and method are connect based on digital television terminal and the non-of remote control |
| CN106937147A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | Magnetic stripe IC-card bimodulus payment mechanism and method based on television terminal and remote control |
| CN106937150A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | IC-card payment devices and method based on digital television terminal and remote control |
| CN106937146A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | Payment devices and method based on digital television terminal and remote control |
| CN106937148A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | Swipe the card payment devices and method based on digital television terminal and remote control |
| CN109326046A (en) * | 2017-07-31 | 2019-02-12 | 北京华大信安科技有限公司 | A kind of general encryption magnetic head module |
-
2011
- 2011-04-25 CN CN2011201247516U patent/CN202041965U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106937149A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | IC-card based on television terminal and remote control is non-to connect bimodulus payment mechanism and method |
| CN106937145A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | Payment devices and method are connect based on digital television terminal and the non-of remote control |
| CN106937147A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | Magnetic stripe IC-card bimodulus payment mechanism and method based on television terminal and remote control |
| CN106937150A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | IC-card payment devices and method based on digital television terminal and remote control |
| CN106937146A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | Payment devices and method based on digital television terminal and remote control |
| CN106937148A (en) * | 2015-12-29 | 2017-07-07 | 北京巨象亿联科技有限责任公司 | Swipe the card payment devices and method based on digital television terminal and remote control |
| CN109326046A (en) * | 2017-07-31 | 2019-02-12 | 北京华大信安科技有限公司 | A kind of general encryption magnetic head module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20130425 |