CN202309735U - Intelligent key - Google Patents
Intelligent key Download PDFInfo
- Publication number
- CN202309735U CN202309735U CN2011204453017U CN201120445301U CN202309735U CN 202309735 U CN202309735 U CN 202309735U CN 2011204453017 U CN2011204453017 U CN 2011204453017U CN 201120445301 U CN201120445301 U CN 201120445301U CN 202309735 U CN202309735 U CN 202309735U
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- intelligent key
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- power management
- safety chip
- management module
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Abstract
The utility model relates to an intelligent key which comprises a Bluethooth communication module, a security chip and a power management module, wherein the Bluethooth communication module is connected with the security chip; and the power management module is respectively connected with the Bluethooth communication module and the security chip. When in use, the intelligent key provided by the utility model does not need to be inserted into a mobile terminal, if only the distance between the intelligent key and the mobile terminal meets a preset short-distance communication requirement, the intelligent key can be communicated with the mobile terminal; and after use, the intelligent key does not need to be pulled out from the mobile terminal, if only the distance between the intelligent key and the mobile terminal exceeds a preset short-distance communication range, the communication connection between the intelligent key and the mobile terminal is automatically disconnected, so that fussy inserting and pulling operations can be avoided, and the intelligent key is convenient and rapid. Furthermore, since most mobile terminals have a Bluetooth function, the intelligent key can be well compatible with the mobile terminals with the Bluetooth function without carrying out any transformation on the mobile terminals.
Description
Technical field
The utility model relates to the communications field, relates in particular to a kind of intelligent key.
Background technology
Intelligent code key (hereinafter to be referred as intelligent key) is a kind of safety means that are applied to personal computer PC at first; Join through USB interface and PC; Cooperate upper layer software (applications) to realize the storage of user key and digital certificate; Utilize built-in cryptographic algorithm to realize authentication, signature and checking, can realize the encryption and decryption and the safe storage of user data simultaneously again user identity.Along with mobile network's development, what Net silver etc. needed safety operation is applied in the portable terminal development rapidly, on the portable terminal to a kind ofly encrypt, the intelligent key demand of safety operations such as authentication and safe storage is eager.Because portable terminal (for example mobile phone, panel computer etc.) does not generally possess the USB main interface, the intelligent key that therefore is applied to portable terminal need use new interface and communication of mobile terminal.Existing solution generally is based on the intelligent card interface (for example SIM interface) and the memory card interface of mobile phone and realizes.Because SIM itself is used by telecommunication applications, adding new Secure Application need transform SIM, bigger to existing customer impact, and compatible bad.And memory card interface generally is stored hold facility; Even integrated the storage card of Secure Application; Because power supply and spatial constraints can not be accomplished reliability and compatibility preferably, and memory device is too high to the memory device dependence, causes the product volume production to have difficulties.And above-mentioned intelligent key scheme plug based on intelligent card interface or memory card interface is not convenient, and inconvenience removes after using in time, does not meet the demand for security of intelligent key.
The utility model content
The utility model technical problem to be solved provides a kind of intelligent key, and is good to the portable terminal compatibility, easy to use.
For solving the problems of the technologies described above; The utility model provides a kind of intelligent key; Comprise bluetooth communication, safety chip and power management module; Said bluetooth communication links to each other with said safety chip, and said power management module links to each other with said safety chip with said bluetooth communication respectively.
Further, above-mentioned intelligent key also can have following characteristics, comprises charging module in the said power management module, and said intelligent key also comprises the charging inlet module, and said charging inlet module links to each other with said charging module.
Further, above-mentioned intelligent key also can have following characteristics, and said charging inlet module is a USB interface.
Further, above-mentioned intelligent key also can have following characteristics, and said charging module is a rechargeable battery.
Further, above-mentioned intelligent key also can have following characteristics, comprises battery in the said power management module.
Further, above-mentioned intelligent key also can have following characteristics, comprises mains switch in the said power management module.
Further, above-mentioned intelligent key also can have following characteristics, and said bluetooth communication links to each other with said safety chip through in the serial peripheral equipment interface SPI bus, built-in integrated circuit I2C bus, UART Universal Asynchronous Receiver Transmitter UART any one.
Further, above-mentioned intelligent key also can have following characteristics, also comprises display module, and said display module links to each other with said power management module with said safety chip respectively.
Further, above-mentioned intelligent key also can have following characteristics, also comprises input module, and said input module links to each other with said safety chip.
Further, above-mentioned intelligent key also can have following characteristics, and said input module is a keyboard.
The intelligent key of the utility model need not be inserted in the portable terminal in use, only needs the distance between intelligent key and the portable terminal to satisfy preset short haul connection requirement, and both can communicate by letter; After using; Also need intelligent key not extracted from portable terminal, only need the distance between intelligent key and the portable terminal to exceed preset short haul connection scope, communication connection between the two gets final product automatic disconnection; Avoided loaded down with trivial details plug operation, convenient and swift.And, because most portable terminal all has Bluetooth function, need not portable terminal is carried out any transformation, intelligent key just can be compatible well with these portable terminals with Bluetooth function.Therefore, the intelligent key of the utility model is good to the portable terminal compatibility, and is easy to use.
Description of drawings
Fig. 1 is a kind of structured flowchart of key device among the utility model embodiment;
Fig. 2 is the another kind of structured flowchart of key device among the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing the principle and the characteristic of the utility model are described, institute gives an actual example and only is used to explain the utility model, is not the scope that is used to limit the utility model.
Fig. 1 is a kind of structured flowchart of key device among the utility model embodiment.As shown in Figure 1, in the present embodiment, intelligent key 10 comprises bluetooth communication 110, safety chip 120 and power management module 130.Bluetooth communication 110 links to each other with safety chip 120, and power management module 130 links to each other with safety chip 120 with bluetooth communication 110 respectively.Wherein, intelligent key 10 communicates through bluetooth communication 110 and the portable terminal with blue tooth interface.Safety chip 120 is used to store user key and digital certificate, utilizes built-in cryptographic algorithm to realize authentication, signature and checking to user identity, and the encryption and decryption and the safe storage that realize user data.Power management module 130 is used to other module for power supply in the intelligent key 10.
Wherein, Bluetooth communication 110 can be passed through SPI (Serial Peripheral Interface; Serial Peripheral Interface (SPI)) bus, I2C (Inter-Integrated Circuit; Built-in integrated circuit) any one among bus, the UART (Universal Asynchronous Receiver/Transmitter, UART Universal Asynchronous Receiver Transmitter) links to each other with safety chip 120.In concrete the application, bluetooth communication 110 can have four signal line, and wherein two signal line are connected with safety chip 120 as serial ports, and two signal line are connected with power management module 130 as power line in addition.
Through bluetooth communication 110, intelligent key 10 just can carry out short-range radio communication with the portable terminal with blue tooth interface, accomplishes exchanges data.Utilize Bluetooth technology; When the distance between portable terminal and the intelligent key 10 satisfies preset short haul connection requirement; Portable terminal will need the data of authentication, signature, checking, encryption, deciphering or storage to be transferred to intelligent key 10 through radio channel (working frequency range is generally the 2.4GHz frequency range) through the blue tooth interface of self; The data that intelligent key 10 receives from portable terminal through bluetooth communication 110; Be sent to safety chip 120 by bluetooth communication 110 again; By safety chip 120 these data are handled accordingly, the data after safety chip 120 is handled send bluetooth communication 110 again to, send to portable terminal by bluetooth communication 110.
Therefore in the present embodiment, intelligent key 10 need not be inserted in the portable terminal in use; Only need the distance between intelligent key 10 and the portable terminal to satisfy preset short haul connection requirement; Both can communicate by letter, and after using, also need intelligent key 10 not extracted from portable terminal; Only need the distance between intelligent key 10 and the portable terminal to exceed preset short haul connection scope; Communication connection between the two gets final product automatic disconnection, has avoided loaded down with trivial details plug operation, and is convenient and swift.And, because most portable terminal all has Bluetooth function, need not portable terminal is carried out any transformation, intelligent key 10 just can be compatible well with these portable terminals with Bluetooth function.Therefore, the intelligent key of the utility model is good to the portable terminal compatibility, and is easy to use.
Fig. 2 is the another kind of structured flowchart of key device among the utility model embodiment.As shown in Figure 2, compared to Figure 1, in the present embodiment, intelligent key 10 can also comprise display module 140.Display module 140 links to each other with power management module 130 with safety chip 120 respectively.Display module 140 is used to show the information of safety chip 120 outputs.For example, display module 140 can be used to show the Secure Application information of safety chip 120 processing.This Secure Application information can comprise information such as transaction number of the account, dealing money.Through display module 140; The user can monitor application service data such as Transaction Information more intuitively; Avoid false transaction, prevent that the lawless person from carrying out illegal transaction through the mode of intercepting and capturing authentication informations such as password, signature, avoids causing damage to the user; Improve the fail safe of transaction, make that the reliability of intelligent key is higher.
As shown in Figure 2 again, in the present embodiment, intelligent key 10 can also comprise input module 150.Input module 150 links to each other with safety chip 120 respectively.Input module 150 is used for to safety chip 120 input informations.For example, the user can be through input module 150 to safety chip 120 input validation information, with the Secure Application information of confirming that safety chip 120 is shown through display module 140.The user also can be through input module 150 to safety chip 120 input cancellation information, to Cancel Transaction.Input module 150 can be keyboard.Through input module 150, the user can in time cancel ongoing false transaction or illegal transaction, further improves the fail safe of transaction, makes that the reliability of intelligent key is higher.
As shown in Figure 2 again, in the present embodiment, intelligent key 10 can also comprise charging inlet module 160.Charging inlet module 160 links to each other with power management module 130.At this moment, can comprise charging module in the power management module 130, charging inlet module 160 links to each other with this charging module, so that be this charging module charging.Charging module after the charging promptly can be intelligent key 10 electric energy is provided.For example, charging module can be rechargeable battery.Charging inlet module 160 has two signal line usually, 5V power line and ground wire.This two signal line links to each other with power management module 130 through the charging inlet module, charges through the charging module in the power management module 130.Certainly, in other embodiment of the utility model, can comprise battery in the power management module 130, this battery need not charging and promptly can be intelligent key 10 electric energy is provided.Also can both comprise charging module in the power management module 130, comprise battery again.Charging inlet module 160 can be USB interface, also can be the interface of the charging of the charging module in the power management module 130 for other.
In other embodiment of the utility model, can also comprise mains switch in the power management module 130.Can control through this mains switch whether power management module 130 is other module for power supply of intelligent key 10.Like this, when need not using intelligent key 10, just can intelligent key 10 be quit work, to prolong the service time of intelligent key 10 batteries through the powered-down switch.
Therefore in the present embodiment, intelligent key not only has the advantage good, easy to use to the portable terminal compatibility, and reliability is high, can good guarantee be provided for transaction security.
The above is merely the preferred embodiment of the utility model, and is in order to restriction the utility model, not all within the spirit and principle of the utility model, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection range of the utility model.
Claims (10)
1. intelligent key; It is characterized in that; Comprise bluetooth communication, safety chip and power management module, said bluetooth communication links to each other with said safety chip, and said power management module links to each other with said safety chip with said bluetooth communication respectively.
2. intelligent key according to claim 1 is characterized in that, comprises charging module in the said power management module, and said intelligent key also comprises the charging inlet module, and said charging inlet module links to each other with said charging module.
3. intelligent key according to claim 2 is characterized in that, said charging inlet module is a USB interface.
4. intelligent key according to claim 2 is characterized in that, said charging module is a rechargeable battery.
5. intelligent key according to claim 1 is characterized in that, comprises battery in the said power management module.
6. intelligent key according to claim 1 is characterized in that, comprises mains switch in the said power management module.
7. intelligent key according to claim 1 is characterized in that, said bluetooth communication links to each other with said safety chip through in the serial peripheral equipment interface SPI bus, built-in integrated circuit I2C bus, UART Universal Asynchronous Receiver Transmitter UART any one.
8. intelligent key according to claim 1 is characterized in that, also comprises display module, and said display module links to each other with said power management module with said safety chip respectively.
9. intelligent key according to claim 1 is characterized in that, also comprises input module, and said input module links to each other with said safety chip.
10. intelligent key according to claim 9 is characterized in that, said input module is a keyboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204453017U CN202309735U (en) | 2011-11-11 | 2011-11-11 | Intelligent key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204453017U CN202309735U (en) | 2011-11-11 | 2011-11-11 | Intelligent key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202309735U true CN202309735U (en) | 2012-07-04 |
Family
ID=46378544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204453017U Expired - Lifetime CN202309735U (en) | 2011-11-11 | 2011-11-11 | Intelligent key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202309735U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103326867A (en) * | 2013-07-15 | 2013-09-25 | 上海果壳电子有限公司 | Intelligent ring with ability of short distance identity authentication |
| CN103873242A (en) * | 2012-12-12 | 2014-06-18 | 国民技术股份有限公司 | Intelligent secret key device |
| CN105828281A (en) * | 2016-05-19 | 2016-08-03 | 北京小米移动软件有限公司 | Device connection method and device |
-
2011
- 2011-11-11 CN CN2011204453017U patent/CN202309735U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103873242A (en) * | 2012-12-12 | 2014-06-18 | 国民技术股份有限公司 | Intelligent secret key device |
| CN103326867A (en) * | 2013-07-15 | 2013-09-25 | 上海果壳电子有限公司 | Intelligent ring with ability of short distance identity authentication |
| CN103326867B (en) * | 2013-07-15 | 2019-03-29 | 上海果壳电子有限公司 | A kind of intelligent ring with short distance authentication ability |
| CN105828281A (en) * | 2016-05-19 | 2016-08-03 | 北京小米移动软件有限公司 | Device connection method and device |
| CN105828281B (en) * | 2016-05-19 | 2020-06-02 | 北京小米移动软件有限公司 | Equipment connection method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
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| CX01 | Expiry of patent term |