CN201741146U - Novel Key device based on wireless communication technology - Google Patents
Novel Key device based on wireless communication technology Download PDFInfo
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- CN201741146U CN201741146U CN2010202458647U CN201020245864U CN201741146U CN 201741146 U CN201741146 U CN 201741146U CN 2010202458647 U CN2010202458647 U CN 2010202458647U CN 201020245864 U CN201020245864 U CN 201020245864U CN 201741146 U CN201741146 U CN 201741146U
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Abstract
The utility model relates to a novel Key device for wireless communication, which comprises an intelligent processing chip, a wireless communication module, a power management module, a memory module, a man-machine interaction module, a peripheral circuit, and a data/control bus, wherein the wireless communication module is connected with the intelligent processing chip through the data/control bus, and the wireless communication module is in wireless data communication with a mainframe. The wireless communication manner can be based on Bluetooth technology, wireless USB technology (Wireless Universal Serial Bus, WUSB for short), Wi-Fi technology and Zigbee technology, so as to realize the wireless communication of the Key device and the mainframe, and bring more convenience for the user to use faster.
Description
Technical field
The utility model belongs to the communications field, relates to a kind of Key equipment, relates in particular to a kind of Key equipment based on wireless communication technology.
Background technology
Along with the fast development of technique of internet, ecommerce and online transaction are convenient with it, and be quick etc., and characteristics are being accepted by increasing people, follow the widespread use of Web bank, and the user is home-confined just can to finish transaction, payment, operation such as transfer accounts.But the tight security of this online transaction mode is troubling, so realize both parties to the both sides accurate authentication of identity and protection user's account separately, it is particularly important that the safety guarantee of personal information such as password just shows.Therefore need a kind of equipment that this safety guarantee can be provided, realize Secure Transaction.
Existing Key equipment generally all adopts USB (universal serial bus) (USB) interface and main-machine communication, and USB Key, U treasured, U shield therefore are otherwise known as.Built-in symmetry of the process chip of Key equipment and asymmetric arithmetic module, user's " signature " operation employed " private key " encryption is stored in chip internal, be provided with and the correctness of verifying personal identification number (PIN) comes " mandates " user to carry out " signature " to operate, transaction is confirmed by USB Key equipment.The various information of user all are through encrypted transmission and encrypt storage simultaneously, and this makes that userspersonal information's security is ensured conscientiously.
In the last few years, the wireless communication technology development was rapid, and radio communication is applied in growing field.To the mobile phone bluetooth, increasing electronic product begins wireless penetration from bluetooth earphone, wireless mouse.Yet domestic prior USB Key equipment mostly adopts USB interface and main-machine communication, and connected mode is that wired modes such as straight cutting or employing USB extended line are connected with the USB mouth of main frame substantially.The mode of this direct Mechanical Contact and wired connection has increased inconvenience for user's use.
Summary of the invention
Be to solve the problem that prior art exists, the utility model designs a kind of novel Key equipment of radio communication, and the data communication mode of itself and main frame is a wireless mode.This communication can be based on Bluetooth technology, Wireless USB technology (Wireless Universal Serial Bus, abbreviation WUSB), Wi-Fi technology and ZigBee technology, realize the radio communication of Key equipment and main frame, the user is more convenient to use, quick.
The technical solution adopted in the utility model is: a kind of Key equipment based on wireless communication technology is made of Intelligent treatment chip, wireless communication module, power management module, memory module, human-computer interaction module, peripheral circuit and data/control bus.Wherein, wireless communication module is connected to the Intelligent treatment chip by data/control bus.Wireless communication module is used for the radio communication between Key equipment and main frame or the terminal; After the Intelligent treatment chip is received the information of main frame, make corresponding instruction according to information type and handle, and finish a series of encryption and decryption, operations such as data storage as required; The Intelligent treatment chip is realized the storage space of the outer expansion of sheet is managed by the total memory module that connects of data/control, and storage space is used to deposit some installation procedures, driver etc.; The Intelligent treatment chip connects by data/control bus and the management human-computer interaction module, human-computer interaction module comprises LCDs, voice module, button and pilot lamp etc., and human-computer interaction module can be realized the functions such as demonstration, broadcast and user key-press of information.
Further, described Intelligent treatment chip is integrated microprocessor, hardware real random number generator, high performance symmetry algorithm module, described module support DES, 3DES, SCB2, SSF33 algorithm, RSA key to generating and enciphering and deciphering algorithm unit, storage unit, interface unit, module such as interrupt, reset.
Described wireless communication module can adopt following implementation: bluetooth module, wireless USB module, Wi-Fi module and ZigBee module.
Wherein, bluetooth module comprises baseband processor, flash memory, Voltage Regulator Module, radio-frequency module and internal clocking.Communication protocol can be supported BlueToothv1.2, v2.0, v2.1 or v3.0 agreement, and UART, PCM, I are provided
2C standard interface and Intelligent treatment chip communication, bluetooth module are mainly used in transmission, receive and handle the blue teeth wireless signal.
Wherein, described wireless USB module is the wireless signal transceiver that meets communication protocol, form by wireless USB apparatus controller and physical interface transceiver, be used for sending, receive and handle the Wireless USB signal, realize that the Intelligent treatment chip carries out exchanges data with the main frame that the WUSB R-T unit has been installed, its communication protocol meets WUSB v1.0 standard.
Wherein, described Wi-Fi module is the wireless signal transceiver that meets IEEE 802.11b standard, is made up of gateway chip and baseband transceiver, is used for sending, receives and handles the Wi-Fi signal.
Wherein, described ZigBee module is the wireless signal transceiver that meets IEEE 802.15.4 standard, is made up of radio-frequency signal transceiver and signal processor, is used for sending, receives and handles the ZigBee signal.
Four kinds of implementations of wireless communication module all are operated in 2.40GHz-2.48 GHz, and ISM Band is used to realize that the Intelligent treatment chip carries out radio communication with main frame.
Further, described Anneta module is used to receive and dispatch the radiofrequency signal that meets the corresponding signal type.
Further, described power management module provides power supply for memory module, human-computer interaction module, wireless communication module and Intelligent treatment chip, simultaneously the mode of operation of power supply is controlled.
Further, described memory module is outside growth data storer, can be made up of Flash, EEPROM, EPROM, NAND Flash, can be used as memory devices such as USB flash disk or CD under USB has ray mode, deposits some installation procedures, driver etc.
Further, described human-computer interaction module can comprise with part: liquid crystal, voice, button, pilot lamp etc.
Further, described peripheral circuit claims peripheral circuits, auxiliary circuit again, comprises external timing signal generation circuit, reseting signal generating circuit of chip etc.
Further, described data/control bus is used by many places in the utility model, and it is used for the connection of two intermodules and communicates by letter, and its connected mode and communication mode are serial or parallel.
Further, described a kind of Key equipment based on wireless communication technology can also keep original wired USB interface, the USB controller can be integrated in the Intelligent treatment chip internal, also can be independent USB module and be connected to the Intelligent treatment chip by data/control bus, the communication protocol of its support can be USB1.0, USB2.0 and USB 3.0 low speed, full speed and high-speed communication.Realize the switching between wire communication and two kinds of communication modes of radio communication by switch or human-computer interaction module.
The beneficial effect that the utlity model has:
1) easy to operate: need not plug Key equipment when the user uses, only need just can use this Key equipment near equipment is placed on the main frame that is equipped with bluetooth module or WUSB module or Wi-Fi module, and are more convenient to use, quick.
2) activity is strong: need not carry out Mechanical Contact with main frame in the process of use, higher activity reduces the probability of happening that fault damages simultaneously.
3) safe: as to add the functions such as demonstration, broadcast and user key-press that human-computer interaction module can be realized information, the user can intervene transaction flow, Transaction Information is reaffirmed prevent by external attack, distort and long-range kidnapping, security is higher.
4) extendability is strong: add some peripheral storage devices, the equipment such as safe U disc, CD that also can be used as use, and extendability is stronger.
5) applicability is strong: with the main frame of wireless Key devices communicating be not only computer, can also be other equipment such as mobile phone.
Description of drawings
Fig. 1 is the structural representation of a kind of Key equipment based on wireless communication technology described in the utility model;
Fig. 2 is the Intelligent treatment chip internal structure synoptic diagram of a kind of Key equipment based on wireless communication technology described in the utility model.
Wherein, 1-Intelligent treatment chip, 2-wireless communication module, 3-power management module, 4-memory module, 5-human-computer interaction module, 6-peripheral circuit, 7-and data/control bus, 100-CPU, 200-bus, 101-interrupt, 102-resets, 207-timer, 206-USB controller, 208-universaling I/O port and other communication interfaces, 104-security module, 201-symmetry and asymmetric arithmetic module, 202-hardware real random number generator.
Embodiment
Below in conjunction with embodiment and preferred embodiment as specific description, but not as to restriction of the present utility model.
As shown in Figure 1, a kind of Key equipment based on wireless communication technology is made of Intelligent treatment chip 1, wireless communication module 2, power management module 3, memory module 4, human-computer interaction module 5, peripheral circuit 6 and data/control bus 7.
Wherein, Intelligent treatment chip 1 is the core component of entire equipment, and inner structure should possess the necessary module of following realization key functions of the equipments: CPU100 as shown in Figure 2, symmetry is supported the close algorithm of state with asymmetric arithmetic module 201(), storer 103, hardware real random number generator 202 interrupts 101, reset 102, timer 2 07, USB controller 206, universaling I/O port and other communication interfaces 208, and security module 104, each module interconnects by bus 200.
Intelligent treatment chip 1 connects wireless communication module 2, memory module 4 and human-computer interaction module 5 respectively by data/control bus 7, and these modules are all accepted the control of Intelligent treatment chip 1.
Power management module 3 links to each other with Intelligent treatment chip 1 by power control circuit, and the entire equipment when being operated in wireless mode provides power supply, and its power supply that provides has high stability, high cruise-ability.Described power management module is made up of button cell, rechargeable battery and power control circuit.Simultaneously, by common on-off circuit or the unlatching of controlling wireless module jointly by the keypress function and the Intelligent treatment chip 1 of human-computer interaction module 5, close, and the power consumption of power supply is managed.
Wireless communication module 2 adopts a kind of in following several implementations: bluetooth approach, Wireless USB mode, Wi-Fi mode.
1. bluetooth approach, the working frequency range of described bluetooth module is 2.40GHz-2.48GHz, module communication protocol can be supported BlueTooth V1.2, V2.0, V2.1 or V3.0 agreement, power grade: CLASS 2, coverage is usually in 10 meters, inside modules comprises major parts such as process chip, interface module, flash memory, energy supply control module and internal clocking, and UART, PCM, I are provided
2Standard interfaces such as C are connected communication with Intelligent treatment chip 1.
2. Wireless USB pattern, described Wireless USB pattern working frequency range 2.40GHz-2.48GHz, communication protocol conformance with standard Wireless USB V1.0 communication protocol.This module is made up of wireless USB apparatus controller (mac controller) and physical interface transceiver (PHY), is connected with Intelligent treatment chip 1 by data/control bus 7.Collect and send the Wireless USB signal by Anneta module.
3. Wi-Fi pattern, described Wi-Fi module working frequency range 2.40GHz-2.48GHz, module is made up of baseband transceiver, gateway chip and radio-frequency filter, and communication meets IEEE 802.11b standard, is connected with Intelligent treatment chip 1 by data/control bus 7.Equipment collects and sends wireless Wi-Fi signal by Anneta module, by module signal is handled and changed, the data interaction of realization equipment and main frame.
4. ZigBee pattern, described ZigBee module working frequency range 2.40GHz-2.48GHz, module is made up of radio-frequency signal transceiver and process chip, and communication meets IEEE 802.15.4 standard, is connected with Intelligent treatment chip 1 by data/control bus 7.Equipment collects and sends wireless ZigBee signal by Anneta module, by module signal is handled and changed, the data interaction of realization equipment and main frame.
Antenna can be embedded by chip, external modes such as plate carries, contact pin are connected with signal processing module, is used to receive and dispatch the wireless signal of corresponding band and type.Wireless communication module 2 carries out signal Processing and conversion with the digital signal that Intelligent treatment chip 1 sends, and gives main frame through antenna transmission; And accept the wireless signal that main frame issues by antenna, after conversion, become digital signal input Intelligent treatment chip 1 and carry out instruction process.
More than several embodiments all can realize the wireless penetration of communicating by letter of main frame and equipment.
Wherein, USB controller 8 is can be by Intelligent treatment chip 1 inner integrated or adopt external mode, when making equipment both can be operated in wireless mode, also switches to traditional wired USB interface mode of operation, realizes double nip, multi-mode.
Wherein said human-computer interaction module 5 is for strengthening the module that specific function of the present utility model designs.Can not exist, can form yet by in the modules such as button, liquid crystal, voice, pilot lamp one or several.
Further, the logical I/O mouth of Intelligent treatment chip 1 connects button, makes the user realize " affirmation " " cancellation " and function button such as page turning up and down.
Further, Intelligent treatment chip 1 connects liquid crystal by data/control bus 7, can realize the Presentation Function of some key messages, the user can by check on the liquid crystal display content displayed to some information (as transaction, account transfer etc.) reaffirm.
Further, Intelligent treatment chip 1 connects voice module by data/control bus 7, can realize the voice play function of some information.
Further, Intelligent treatment chip 1 connects LED by I/O, pilot lamp that can the display device duty.
Make equipment work also need to download the COS program to Intelligent treatment chip 1.
Component size in institute's drawings attached in the utility model and distance are the signal effect, do not have restriction, and concrete application process can be distinguished therewith to some extent.
It should be noted last that above embodiment is only unrestricted in order to the explanation the technical solution of the utility model.Although the utility model is had been described in detail with reference to embodiment, those of ordinary skill in the art is to be understood that, the technical solution of the utility model is made amendment or is equal to replacement, the spirit and scope that do not break away from technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (7)
1. Key equipment based on wireless communication technology, it is characterized in that: the Key equipment of described wireless communication technology comprises Intelligent treatment chip (1), wireless communication module (2), power management module (3), memory module (4), human-computer interaction module (5), peripheral circuit (6) and data/control bus (7), wherein, wireless communication module (2) is connected on the Intelligent treatment chip (1) by data/control bus (7).
2. a kind of Key equipment according to claim 1 based on wireless communication technology, it is characterized in that: described Intelligent treatment chip (1) comprises CPU(100), symmetry and asymmetric arithmetic module (201), storer (103), hardware real random number generator (202), interrupt (101), (102) reset, timer (207), USB controller (206), universaling I/O port and other communication interfaces (208), and security module (104), each module interconnects by bus (200).
3. a kind of Key equipment based on wireless communication technology according to claim 1 is characterized in that: described wireless communication module (2) can be bluetooth module, wireless USB module, Wi-Fi module and ZigBee module one of them.
4. a kind of Key equipment based on wireless communication technology according to claim 1, it is characterized in that: its connected mode of described data/control bus (7) and communication mode are serial or parallel.
5. a kind of Key equipment based on wireless communication technology according to claim 1, it is characterized in that: described power management module (3) is made up of button cell, rechargeable battery and power control circuit.
6. a kind of Key equipment based on wireless communication technology according to claim 1 is characterized in that: described Key equipment based on wireless communication technology comprises wired USB interface and two kinds of communication modes of wireless transmission, and dual mode is changeable.
7. a kind of Key equipment according to claim 1 based on wireless communication technology, it is characterized in that: described memory module (4) is expanded data-carrier store outward for sheet, can constitute by Flash, EEPROM, EPROM, NAND Flash etc., be connected to Intelligent treatment chip (1) by data/control bus (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202458647U CN201741146U (en) | 2010-07-02 | 2010-07-02 | Novel Key device based on wireless communication technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202458647U CN201741146U (en) | 2010-07-02 | 2010-07-02 | Novel Key device based on wireless communication technology |
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| CN201741146U true CN201741146U (en) | 2011-02-09 |
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| CN2010202458647U Expired - Lifetime CN201741146U (en) | 2010-07-02 | 2010-07-02 | Novel Key device based on wireless communication technology |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102710274A (en) * | 2012-05-16 | 2012-10-03 | 大连理工大学 | Stack-based intelligent communication module supporting multiple communication modes |
| CN102883306A (en) * | 2011-07-07 | 2013-01-16 | 通用汽车环球科技运作有限责任公司 | Enhanced smartphone in-vehicle accommodation |
| CN103533007A (en) * | 2012-07-05 | 2014-01-22 | 仁宝电脑工业股份有限公司 | Method and storage apparatus for switching data transmission path to transmit data |
| CN104252874A (en) * | 2013-06-27 | 2014-12-31 | 苏州四维空间电子科技有限公司 | Mobile memory |
| CN104467925A (en) * | 2014-12-31 | 2015-03-25 | 重庆金瓯科技发展有限责任公司 | Dual-mode Bluetooth communication control method and dual-mode Bluetooth communication switching device |
-
2010
- 2010-07-02 CN CN2010202458647U patent/CN201741146U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102883306A (en) * | 2011-07-07 | 2013-01-16 | 通用汽车环球科技运作有限责任公司 | Enhanced smartphone in-vehicle accommodation |
| CN102710274A (en) * | 2012-05-16 | 2012-10-03 | 大连理工大学 | Stack-based intelligent communication module supporting multiple communication modes |
| CN102710274B (en) * | 2012-05-16 | 2014-02-05 | 大连理工大学 | Stack-based intelligent communication module supporting multiple communication modes |
| CN103533007A (en) * | 2012-07-05 | 2014-01-22 | 仁宝电脑工业股份有限公司 | Method and storage apparatus for switching data transmission path to transmit data |
| CN104252874A (en) * | 2013-06-27 | 2014-12-31 | 苏州四维空间电子科技有限公司 | Mobile memory |
| CN104467925A (en) * | 2014-12-31 | 2015-03-25 | 重庆金瓯科技发展有限责任公司 | Dual-mode Bluetooth communication control method and dual-mode Bluetooth communication switching device |
| CN104467925B (en) * | 2014-12-31 | 2017-05-17 | 重庆金瓯科技发展有限责任公司 | Dual-mode Bluetooth communication control method and dual-mode Bluetooth communication switching device |
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Granted publication date: 20110209 |