CN103902496B - USB KEY protocol conversion devices and method - Google Patents
USB KEY protocol conversion devices and method Download PDFInfo
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- CN103902496B CN103902496B CN201210574823.6A CN201210574823A CN103902496B CN 103902496 B CN103902496 B CN 103902496B CN 201210574823 A CN201210574823 A CN 201210574823A CN 103902496 B CN103902496 B CN 103902496B
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Abstract
The invention discloses a kind of USB KEY protocol conversion devices and method, it is related to mobile terminal authentication technical field.The equipment includes：USB interface, for connecting USB KEY equipment；Two or more output interface, is respectively used to connect the corresponding interface of terminal device；Protocol conversion chip, the protocol type for usb protocol to be converted to output interface；TCU transfer control unit, for determining that usb protocol is converted to the protocol type of target output interface with the actual target output interface being connected of terminal device, instruction protocol conversion chip.Using existing USB KEY, by protocol conversion, be connectable on different types of terminal device, unified user identity safety certification realized to the online transaction on different terminals, it is ensured that transaction it is legal, effective.
Description
Technical field
The present invention relates to mobile terminal authentication technical field, more particularly to a kind of USB（Universal Serial BUS,
USB）KEY（Key）Protocol conversion device and method.
Background technology
To ensure the safety of transaction, user has been accustomed to carrying out Web bank using USB KEY on computers at present, online
Payment, E-Government, OA（Office Automation, office automation）Deng operation, Transaction Information is encrypted and signed
Name, it is ensured that the safety of transaction, and user identity are true, effective.With the development of mobile Internet, increasing user
Wish to use above-mentioned function on the mobile terminal devices such as mobile phone, tablet personal computer.
But there are following some problems for the transaction security of mobile terminal device at present：
（1）Many mobile terminal devices are not due to possessing USB interface, and traditional USBKEY can not be in most of mobile terminals
On use.Mobile terminal transaction is mostly simply using account number cipher certification, short message verification code, WAP（Wireless
Application Protocol, WAP）The modes such as certification complete the certification of user identity, there is security risk；
（2）Certain applications side, which is released, is based on SD card（Secure Digital Memory Card, safe digital card）、SIM
（Subscriber Identity Module, client identification module）The scheme of card or other special equipment digital certificates is real
Show mobile terminal transaction business, but these schemes are restricted by terminal capability, and the terminal for example having does not support SD card（Such as
iPhone（IPhone））Or do not support SIM card access path（For example, terminal operating system does not provide SIM card to application layer
Access instruction）Deng have impact on popularization, popularity is very limited.
Mobile terminal species is various, and the interface of support is also different, and to provide all different types of support using side moves
The safety certificate equipment of dynamic terminal has difficulties, and is also unfavorable for the unified certification between distinct device.
Because current USB KEY are widely used, the USB KEY of existing a large amount of different application side's distribution are set in user's hand
It is standby, accordingly, it is considered to how to utilize existing USB KEY, realize to mobile terminal, the safety of even more many other-end equipment is recognized
Card, has very important significance.
The content of the invention
The inventors found that above-mentioned have problem in the prior art, and at least one be therefore directed in described problem
Individual problem proposes a kind of new technical scheme.
The invention solves the problems that a technical problem be how USB KEY equipment uses in different types of terminal, with
Complete safety certification function.
It is an object of the present invention to provide a kind of technical scheme for USB KEY protocol conversions.
According to the first aspect of the invention there is provided a kind of USB KEY protocol conversion devices, including：
USB interface, for connecting USB KEY equipment；
Two or more output interface, is respectively used to connect the corresponding interface of terminal device；
Protocol conversion chip, the protocol type for usb protocol to be converted to output interface；
TCU transfer control unit, for determining and the actual target output interface being connected of the terminal device, the instruction association
View conversion chip is converted to usb protocol the protocol type of the target output interface.
Alternatively, output interface includes：Mini USB interfaces, Micro USB interfaces, blue tooth interface, RFID interface, audio
Interface, iPhone data-interfaces, iPad data-interfaces.
Alternatively, equipment is powered by the output interface from the terminal device of connection.
Alternatively, the equipment also includes：Power supply unit, for providing power supply for the USB KEY protocol conversion devices, institute
It is the offer power supply that USB KEY protocol conversion devices, which are stated, by the USB interface.
Alternatively, including multiple protocol conversion chips, it is corresponding with the output interface respectively, for by the usb protocol
Be converted to the protocol type of correspondence output interface；
The target output interface that the TCU transfer control unit judges to be connected with the terminal device using polling mode, control
Protocol conversion chip corresponding with the target output interface carries out protocol data conversion.
Alternatively, output interface includes COBBAIF；The protocol conversion chip is parsed after application data, using audio
Digital information is converted into the audio signal of simulation by coding method, the terminal device is transferred to, so that terminal device is received
It is demodulated after the audio signal of simulation according to same method and restores digital information.
Alternatively, USB KEY protocol conversion devices parse the USB KEY application layer datas sent, peel off various
Transmission, control data, then application data is encoded using target protocol, increase transmission, control data are sent to target and set
It is standby.
According to another aspect of the present invention there is provided a kind of USB KEY method for converting protocol, including：
USB KEY equipment is connected by USB interface, the data of the usb protocol from the USB KEY equipment are received；
It is determined that with the actual target output interface being connected of the terminal device, the instruction protocol conversion chip assists USB
View is converted to the protocol type of the target output interface；
The data of usb protocol are converted to the protocol type of output interface by protocol conversion chip.
Optionally it is determined that including with the actual target output interface being connected of the terminal device：Judged using polling mode
The target output interface being connected with the terminal device, controls protocol conversion chip corresponding with the target output interface to carry out
Protocol data is changed.
Alternatively, output interface includes COBBAIF；The protocol conversion chip is parsed after application data, using audio
Digital information is converted into the audio signal of simulation by coding method, the terminal device is transferred to, so that terminal device is received
It is demodulated after the audio signal of simulation according to same method and restores digital information.
Alternatively, the protocol type that the data of usb protocol are converted to output interface is included by protocol conversion chip：Association
View conversion chip parses the USB KEY application layer datas sent, peels off various transmission, control data, then will apply number
Encoded according to using the agreement of target output interface, increase transmission, control data are sent to target device.
An advantage of the present invention is that using existing USB KEY, can be by being connected to not by protocol conversion
On the terminal device of same type, unified user identity safety certification is realized to the online transaction on different terminals, it is ensured that transaction
It is legal, effective.
By referring to the drawings to the detailed description of the exemplary embodiment of the present invention, further feature of the invention and its
Advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing for constituting a part for specification describes embodiments of the invention, and is used to solve together with the description
Release the principle of the present invention.
Referring to the drawings, according to following detailed description, the present invention can be more clearly understood from, wherein：
Fig. 1 shows the structure chart of one embodiment of the USB KEY protocol conversion devices according to the present invention.
Fig. 2 shows the USB KEY protocol conversion schematic flow sheets according to the present invention.
Fig. 3 shows the structure chart of another embodiment of the USB KEY protocol conversion devices according to the present invention.
Fig. 4 shows the flow chart of one embodiment of the USB KEY method for converting protocol according to the present invention.
Embodiment
The various exemplary embodiments of the present invention are described in detail now with reference to accompanying drawing.It should be noted that：Unless had in addition
Body illustrates that the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments does not limit this
The scope of invention.
Simultaneously, it should be appreciated that for the ease of description, the size of the various pieces shown in accompanying drawing is not according to reality
Proportionate relationship draw.
The description only actually at least one exemplary embodiment is illustrative below, never as to the present invention
And its any limitation applied or used.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing a part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
Existing USB KEY equipment, is connected by USB interface with terminal.To realize USB KEY and different interface type
Other-end equipment is connected, it is necessary to which by the conversion of interface, the interface that usb protocol is converted into the support of other-end equipment is assisted
View.To realize this conversion, this patent proposes a kind of USB KEY protocol conversion devices for supporting multi-link mode, the USB
On the one hand KEY protocol conversion devices have a USB interface, for connecting USB KEY equipment；On the other hand internal association is passed through
Conversion chip is discussed, a variety of different output interfaces are converted into, the different terminal device for connecting.
Fig. 1 shows the structure chart of one embodiment of the USB KEY protocol conversion devices according to the present invention.As shown in figure 1,
Protocol conversion device 11 includes usb 1 11, for connecting USB KEY equipment 12；Two or more output interface 114, such as Mini
（It is mini）USB interfaces, Micro（It is micro-）USB interface, blue tooth interface, RFID（Radio Frequency Identification,
Radio frequency identification）Two or more in interface, COBBAIF, iPhone, iPad data-interface, are respectively used to connection terminal and set
It is standby（Such as mobile device）Corresponding interface；Protocol conversion chip 112, the protocol class for usb protocol to be converted to output interface
Type；TCU transfer control unit 113, for determining and the actual target output interface being connected of terminal device, instruction protocol conversion chip
112 are converted to usb protocol the protocol type of target output interface.
In above-described embodiment, USB KEY, which be connected to after protocol conversion, by USB KEY protocol conversion devices has
Distinct interface terminal, so as to realize the USB KEY certifications of the terminal with distinct interface.
Protocol conversion chip needs to support plurality of target protocol type, but almost no chip can support whole institutes at present
The protocol type needed.A kind of settling mode is respectively used to export different protocol class mainly by integrated multiple conversion chips
Type data.
In one embodiment, multiple protocol conversion chips can be included, it is corresponding with output interface respectively, for by USB
Protocol conversion is the protocol type of correspondence output interface；TCU transfer control unit judges what is be connected with terminal device using polling mode
Target output interface, controls protocol conversion chip corresponding with target output interface to carry out protocol data conversion.When there is multiple set
For having two ways realization in the case of being all connected to, one is changed automatically according to first equipment scanned, the party
Formula is realized simpler；Two be increase control button, allows user to be selected, which is realized complex.
The protocol conversion work of protocol conversion chip is introduced below with reference to Fig. 2.
Fig. 2 shows the USB KEY protocol conversion schematic flow sheets according to the present invention.The principle of protocol conversion is：By USB
KEY protocol conversion devices 22 parse the USB KEY21 application layer datas sent, peel off various transmission, control data, so
Application data is encoded using target protocol again afterwards, and increases transmission, control data, target device 23 is subsequently sent to；
Vice versa.
In one embodiment, output interface includes COBBAIF, and protocol conversion chip corresponding with COBBAIF.
Wherein a bit special for output audio protocols, USB KEY protocol conversion devices are parsed after application data, using audio coding
Digital information is converted into the audio signal of simulation by method, is then transferred to terminal device, terminal device receives the sound of simulation
After frequency signal, it is demodulated according to same method, restores digital information.
Usual protocol conversion device needs to be powered to USB KEY, for driving USB KEY equipment.Now, agreement turns
Exchange device need to provide power supply.There can be two kinds of implementations at present：
（1）Powered by output interface from the terminal device of connection, such as by Micro USB or MiniUSB
Interface.
（2）Protocol conversion device is self-powered.When such as by bluetooth, RFID modes and terminal communication, due to can not be from
Terminal obtain power supply, or obtain electricity shortage when, it is necessary to realized by self-powered mode.
Fig. 3 shows the structure chart of another embodiment of the USB KEY protocol conversion devices according to the present invention.Such as Fig. 3 institutes
Show, the USB KEY protocol conversion devices 11 include usb 1 11, for connecting USB KEY equipment 12, Mini USB interfaces
114th, Micro USB114 interfaces, blue tooth interface 114, RFID interface 114, COBBAIF 114, iPhone（IPhone）、
iPad（Apple flat board）Data-interface 114 etc., protocol conversion chip 112, TCU transfer control unit 113, power supply unit 115 is used for
Power supply is provided for USB KEY protocol conversion devices, USB KEY protocol conversion devices are the offer power supply by USB interface.
Mini USB interfaces, for being connected with the electronic equipment such as various mobile phones, tablet personal computer；Micro USB interfaces, for various hands
The electronic equipments such as machine, tablet personal computer are connected；Blue tooth interface, for being connected with the electronic equipment such as various mobile phones, tablet personal computer；
The RFID interface of the different frequencies such as 13.56M, 2.4G, for being attached with the terminal device such as NFC mobile phone；COBBAIF, passes through
COBBAIF on terminal device is attached.In protocol conversion process, digital information is converted into audio-frequency information and is passed to end
End, terminal is demodulated to audio-frequency information again, restores the content of digital information；IPhone, iPad data-interface, are used for and apple
The various equipment of fruit are attached.USB KEY protocol conversion devices can realize one kind in above-mentioned interface as needed when realizing
Or it is several.
By the above-mentioned means, USB KEY can be connected on various types of terminal devices by the conversion equipment, in difference
Unified user identity safety certification function is realized in equipment.
Fig. 4 shows the flow chart of one embodiment of the USB KEY method for converting protocol according to the present invention.
As shown in figure 4, step 402, USB KEY equipment is connected by USB interface, receive and come from the USB KEY equipment
Usb protocol data.
Step 404, it is determined that with the actual target output interface being connected of terminal device, instruction protocol conversion chip assists USB
The data of view are converted to the protocol type of target output interface.For example, the mesh for judging to be connected with terminal device using polling mode
Output interface is marked, controls protocol conversion chip corresponding with target output interface to carry out protocol data conversion.
Step 406, the data of usb protocol are converted to the protocol type of target output interface by protocol conversion chip.
Protocol conversion chip parses the USB KEY application layer datas sent, peels off various transmission, control data, then will apply
Data are encoded using the agreement of target output interface, increase transmission, control data, are sent to target device.
In above-described embodiment, USB KEY, which be connected to after protocol conversion, by USB KEY protocol conversion devices has
Distinct interface terminal, so as to realize the USB KEY certifications of the terminal with distinct interface.
In one embodiment, output interface includes COBBAIF；Protocol conversion chip is parsed after application data, is used
Digital information is converted into the audio signal of simulation by audio coding method, the terminal device is transferred to, so that terminal device connects
It is demodulated after the audio signal for receiving simulation according to same method and restores digital information.
USB KEY protocol conversion devices provide a path so that one can be set up between USB KEY and target device
The passage of data transfer.How to be realized as specific USB KEY certifications, can be by application side's designed, designed, the present invention is not
It is defined.
Embodiment herein-above set forth provides the USB KEY protocol conversion devices for supporting a variety of connected modes, the purpose is to
, can be by connecting different types of terminal device, such as including electricity by the conversion of the equipment using existing USB KEY
Brain and various mobile terminals etc., unified user identity safety certification is realized to the online transaction on different terminals, it is ensured that transaction
It is legal, effective.
By the technical scheme of each embodiment of the invention, one can be provided for mobile terminals such as mobile phone, tablet personal computers
Plant the safety certifying method by USB KEY；The unified certification between distinct device is realized, unified solution is provided for application side
Scheme, saves the cost for handling multiple different authentication equipment；The existing USB KEY equipment popularized is make use of, is easily promoted,
Cost is low.
So far, the USB KEY protocol conversion devices and method according to the present invention is described in detail.In order to avoid masking
The design of the present invention, does not describe some details known in the field.Those skilled in the art as described above, completely
It can be appreciated how implementing technical scheme disclosed herein.
The method and system of the present invention may be achieved in many ways.For example, can by software, hardware, firmware or
Software, hardware, firmware any combinations come realize the present invention method and system.The said sequence of the step of for methods described
Order described in detail above is not limited to merely to illustrate, the step of method of the invention, it is special unless otherwise
Do not mentionlet alone bright.In addition, in certain embodiments, the present invention can be also embodied as recording to program in the recording medium, these programs
Including the machine readable instructions for realizing the method according to the invention.Thus, the present invention also covering storage is used to perform basis
The recording medium of the program of the method for the present invention.
Although some specific embodiments of the present invention are described in detail by example, the skill of this area
Art personnel are it should be understood that above example is merely to illustrate, the scope being not intended to be limiting of the invention.The skill of this area
Art personnel to above example it should be understood that can modify without departing from the scope and spirit of the present invention.This hair
Bright scope is defined by the following claims.
Claims (8)
1. a kind of general-purpose serial bus USB key KEY protocol conversion devices, it is characterised in that including：
USB interface, for connecting USB KEY equipment；
Two or more output interface, is respectively used to connect the corresponding interface of terminal device；
Multiple protocol conversion chips, corresponding with the output interface respectively, the agreement for usb protocol to be converted to output interface
Type；
TCU transfer control unit, for determining to turn with the actual target output interface being connected of the terminal device, the instruction agreement
Change the protocol type that chip is converted to usb protocol the target output interface；
The protocol conversion chip parses the application layer data that USB KEY equipment is sent, and peels off various transmission, control number
According to, then application data encoded using target protocol, increase transmission, control data are sent to target device.
2. equipment according to claim 1, it is characterised in that the output interface includes：Mini USB interfaces, Micro
USB interface, blue tooth interface, RFID interface, COBBAIF, iPhone data-interfaces, iPad data-interfaces.
3. equipment according to claim 1, it is characterised in that the equipment is by the output interface from described in connection
Terminal device is powered.
4. equipment according to claim 1, it is characterised in that also include：
Power supply unit, for providing power supply for the USB KEY protocol conversion devices, the USB KEY protocol conversion devices lead to
The USB interface is crossed for the offer power supply.
5. equipment according to claim 1, it is characterised in that the TCU transfer control unit is judged and institute using polling mode
The target output interface of terminal device connection is stated, controls protocol conversion chip corresponding with the target output interface to carry out agreement
Data conversion.
6. equipment according to claim 1, it is characterised in that the output interface includes COBBAIF；
The protocol conversion chip is parsed after application data, and digital information is converted into the sound of simulation using audio coding method
Frequency signal, is transferred to the terminal device, is carried out after receiving the audio signal of simulation so as to terminal device according to same method
Demodulation restores digital information.
7. a kind of general-purpose serial bus USB key KEY method for converting protocol, it is characterised in that including：
USB KEY equipment is connected by USB interface, the data of the usb protocol from the USB KEY equipment are received；
Determined from two or more output interface and the actual target output interface being connected of terminal device, instruction protocol conversion chip
The data of usb protocol are converted to the protocol type of the target output interface；
The data of usb protocol are converted to the protocol type of the target output interface by the protocol conversion chip；
Wherein, determine to include with the actual target output interface being connected of terminal device in the output interface from two or more：
The target output interface being connected from two or more output interface using polling mode judgement with terminal device, control and institute
State the corresponding protocol conversion chip of target output interface and carry out protocol data conversion；
The protocol type bag that the data of usb protocol are converted to the target output interface by the protocol conversion chip
Include：
The protocol conversion chip parses the USB KEY application layer datas sent, peels off various transmission, control data,
Application data is encoded using the agreement of target output interface again, increase transmission, control data are sent to target device.
8. method according to claim 7, it is characterised in that the output interface includes COBBAIF；
The protocol conversion chip is parsed after application data, and digital information is converted into the sound of simulation using audio coding method
Frequency signal, is transferred to the terminal device, is carried out after receiving the audio signal of simulation so as to terminal device according to same method
Demodulation restores digital information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210574823.6A CN103902496B (en) | 2012-12-26 | 2012-12-26 | USB KEY protocol conversion devices and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210574823.6A CN103902496B (en) | 2012-12-26 | 2012-12-26 | USB KEY protocol conversion devices and method |
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| CN103902496A CN103902496A (en) | 2014-07-02 |
| CN103902496B true CN103902496B (en) | 2017-09-08 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105260645A (en) * | 2015-10-09 | 2016-01-20 | 北京大明五洲科技有限公司 | Security authentication system |
| CN107508331A (en) * | 2017-07-11 | 2017-12-22 | 道县龙威盛科技有限公司 | Charhing unit and charging device |
| CN109741756B (en) * | 2018-12-29 | 2021-01-15 | 苏州思必驰信息科技有限公司 | Method and system for transmitting operation signal based on USB external equipment |
| CN112272096B (en) * | 2020-12-28 | 2021-04-27 | 飞天诚信科技股份有限公司 | Communication method and system based on apple conversion equipment |
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| CN201044100Y (en) * | 2007-01-19 | 2008-04-02 | 北京天地融科技有限公司 | USB interface converter |
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| CN202260056U (en) * | 2011-10-17 | 2012-05-30 | 中金金融认证中心有限公司 | Universal serial bus (USB) switching device connected with audio interface |
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