CN208351472U - A kind of self-align keyboard - Google Patents
A kind of self-align keyboard Download PDFInfo
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- CN208351472U CN208351472U CN201821025637.6U CN201821025637U CN208351472U CN 208351472 U CN208351472 U CN 208351472U CN 201821025637 U CN201821025637 U CN 201821025637U CN 208351472 U CN208351472 U CN 208351472U
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Abstract
A kind of self-align keyboard, keyboard case is equipped with self-align key, fingerprint collecting panel, self-align key includes digital keys, alphabet key, direction key, capital and small letter switching key, delete button, input switching key, carriage return key and exits key, capital and small letter switching key and input switching key are equipped with status indicator lamp, single-chip microcontroller is equipped in keyboard case, single-chip microcontroller is equipped with data processing chip, encryption chip, fingerprint sensor, communication module, data-interface, input buffer and buzzer, and fingerprint sensor is located at fingerprint collecting below the panel；Fingerprint sensor, communication module, data-interface, is connected with data processing chip encryption chip；Self-align key, input buffer and data processing chip are sequentially connected, status indicator lamp, buzzer are controlled by data processing chip, by the self-align keyboard, traditional character password and fingerprint can be iterated calculating and generate the higher password of security performance, improve Information Security.
Description
Technical field
The utility model relates to cipher inputting keyboard technical field more particularly to a kind of self-align keyboards.
Background technique
Research of the research multi-panel of country's online transaction safety to application layer at present.The leakage of main research safety architecture
Hole problem.For example, security application agreement, digital signature encryption technology, basic Encryption Algorithm etc., the angle of research is different.Refer to
Line identification technology is mainly used in attendance, gate inhibition, safety box as a kind of authentication mode fast-developing in the future, domestic research
The fields such as cabinet.Research rests on the extraction of fingerprint, fingerprint image refinement and enhancing mostly.Currently embedded formula can not be combined very well
Technology simultaneously proposes a finger print identifying mode, to enhance the safety of fingerprint.From the angle of cipher inputting keyboard and combine fingerprint
The form that identification technology carrys out password transaction security on research network still belongs to the first at home.
For the safety for improving user's online transaction, one kind is designed based on fingerprint recognition and chaos encryption for online transaction
Cipher inputting keyboard, it is intended to the security level for improving the dangerous password of ordinary user, make user input weak password it is automatic
Be changed into strong cipher to improve the safety of password.
Utility model content
For mirror with this, the utility model provides a kind of self-align keyboard.
Technical solution adopted in the utility model is as follows.
A kind of self-align keyboard, including keyboard case, the keyboard case are equipped with self-align key, fingerprint collecting face
Plate, the self-align key include several digital keys, several alphabet keys, direction key, capital and small letter switching key, delete
Except key, several input switching key, carriage return keys and key is exited, the capital and small letter switching key and input switching are pressed
Key is equipped with status indicator lamp, and single-chip microcontroller is equipped in the keyboard case, and the single-chip microcontroller is equipped with data processing chip, encryption core
Piece, fingerprint sensor, communication module, data-interface, input buffer and buzzer, the fingerprint sensor are adopted positioned at fingerprint
Collect below the panel, the fingerprint sensor, encryption chip, communication module, data-interface are connected with the data processing chip
It connects, self-align key, input buffer, data processing chip are sequentially connected, and the status indicator lamp, buzzer are controlled by described
Data processing chip.
Further, each alphabet key corresponds to multiple and different letters, can be with by clicking the input switching key
The letter inputted when alphabet key is clicked in switching.
Further, the fingerprint sensor uses FPC1011F condenser type semiconductor fingerprint sensor.
Further, the data processing chip uses the STM32F103C chip based on ARM cortex-m3 framework.
Further, the communication module is bluetooth module or NB-IoT module.
Further, the data-interface uses USB interface.
Compared with prior art, the utility model has the beneficial effects that
(1) the relatively high embedded-type ARM framework chip of selection sexual valence saves equipment cost；
(2) by identifying that data are iterated encryption to user fingerprints, enhance fingerprint recognition Information Security；
(3) Information Security is enhanced by self-align key, promotes Cipher Strength；
(4) fingerprint and character password are combined by encryption by encryption chip and generate strong cipher, crack difficulty height, significantly
Improve the safety of network trading.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only the preferred reality of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the self-align keyboard overall structure diagram of the utility model embodiment.
Fig. 2 is the single-chip microcontroller overall structure diagram of the utility model embodiment.
In figure, 1 is keyboard case, and 2 be self-align key, and 3 be single-chip microcontroller, and 4 be fingerprint collection surface plate, 21 be number by
Key, 22 be alphabet key, and 23 be direction key, and 24 be capital and small letter switching key, and 25 be delete button, 26 be input switching by
Key, 27 be carriage return key, and 28 be to exit key, and 29 be status indicator lamp, and 31 be data processing chip, and 32 be encryption chip, 33
It is fingerprint sensor, 34 be communication module, and 35 be data-interface, and 36 be input buffer, and 37 be buzzer,
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, cited embodiment is served only for explaining this
Utility model is not intended to limit the scope of the utility model.
Referring to Fig.1, Fig. 2, the utility model provide a kind of self-align keyboard, including keyboard case 1, the keyboard case 1
It is equipped with self-align key 2 and fingerprint collecting panel 4, the self-align key 2 includes several digital keys 21, several words
Female key 22, direction key 23, capital and small letter switching key 24, delete button 25, several input switching keys 26, carriage return key
27 and key 28 is exited, the capital and small letter switching key 24 and input switching key 26 are equipped with status indicator lamp 29, the key
Be equipped with single-chip microcontroller 3 in disk casing, the single-chip microcontroller 3 be equipped with data processing chip 31, encryption chip 32, fingerprint sensor 33,
Communication module 34, data-interface 35, input buffer 36 and buzzer 37, the fingerprint sensor 33 are located at fingerprint collecting face
The lower section of plate 4, the fingerprint sensor 33, encryption chip 32, communication module 34, data-interface 35 with the data processing chip
31 are connected, and self-align key 2, input buffer 36, data processing chip 31 are sequentially connected, the status indicator lamp 29, bee
Ring device 37 is controlled by the data processing chip 31.
The self-align key 2 inputs the character password being made of number, letter for user and is converted to signal and sends
To data processing chip 31；The fingerprint collecting panel 4 is used to acquire the finger print information of user and is sent to data processing chip
31。
In one embodiment of the utility model, corresponding 3 English alphabets of each alphabet key 22, and self-align key
2 include 3 input switching keys 26.User clicks alphabet key 22 when institute by clicking the different control of input switching key 26
The letter of input, for example, alphabet key 22 corresponds to letter a, b, c, user clicks again after clicking first input switching key 26
The letter inputted when alphabet key 22 is a；It clicks when clicking the same alphabet key 22 again after second input switching key 26
The letter of input is b.Each input switching key 26 is equipped with status indicator lamp 29, is used to indicate user's alphabet key and is inputted
Character position.Due to the corresponding multiple and different letters of each alphabet key 22, the safety of Password Input had both been improved, but also
The volume of keyboard is reduced, convenient in different occasion uses.
The data processing chip 31 is used to handle input signal and the fingerprint recognition data spy of the self-align key 2
The extraction and processing of sign.In the embodiments of the present invention, data processing chip 31 is using based on ARM cortex-m3 framework
STM32F103C chip, the model chip compact, computing capability is strong, and cost is relatively low.
The encryption chip 32 is carried out based on the character password that Chaos iteration algorithm inputs fingerprint recognition data and user
Iterative cryptographic, which calculates, generates final password.
The fingerprint sensor 33 is set to 4 lower section of fingerprint collecting panel, for acquiring the fingerprint image of user and turning
It is changed to digital signal and is sent to data processing chip 31 and handled.In the embodiments of the present invention, the fingerprint sensing
Device 33 uses FPC1011F condenser type semiconductor fingerprint sensor, which acquires the skin corium fingerprint number of finger
According to, belong to plane formula acquisition fingerprint sensing devices, high reliablity, acquisition data it is accurate.
The terminating machine that the communication module 34 is used to wirelessly transmit final password to computer one kind is practical new at this
In the embodiment of type, the communication module 34 uses bluetooth module or NB-IoT module, is to support using the advantages of bluetooth module
The terminal device of bluetooth communication is more, good compatibility；That its is low in energy consumption using the advantages of NB-IoT module, support for a long time to
Machine.
The data-interface 35 is for connecting terminal in a wired fashion to transmit final password.In the implementation of the utility model
In example, the data-interface 35 uses USB interface, can select to use Type-B or Type-C USB interface according to the actual situation.
The data that the input buffer 36 is inputted for temporarily storing self-align key 2, so as to data processing chip
31 take away.
The buzzer 37 is for reminding user by buzzer in terminal feedback user input error password.
The working principle of the utility model is:
User, by the terminal of self-align keyboard connection computer one kind, passes through self-align key when carrying out network trading
The character password that 2 inputs are made of numeral and letter, and pass through 4 typing fingerprint of fingerprint collecting panel, 4 lower section of fingerprint collecting panel
Fingerprint sensor 33 fingerprint image be converted into digital signal be sent to the data processing chip 31.Due to the self-align
Key 2 cooperates alphabet key 22 to carry out alphabetical input by input switching key 26, and ASCII character corresponding to key changes
Become, therefore the character password inputted by self-align key 2 is not encrypted according to the corresponding relationship of conventional keyboard.Data processing core
Piece 31 carries out characteristics extraction to finger print data simultaneously, and character password and finger print data characteristic value are sent to the encryption
Chip 32 carries out chaos iteration calculating, generates final password, and by communication module 34 or data-interface 35 be sent to terminal into
Row password authentification.If user inputs password mistake, data processing chip 31 will control the sending buzzing prompt of buzzer 37 and use
Password is re-entered at family.
A kind of self-align keyboard provided by the utility model, compact are suitable for a variety of occasions, are pressed by self-align
The safety of key enhancing input character password, and combined with everyone unique finger print data, strong cipher is generated, is made black
Visitor decodes difficulty and greatly improves, and has ensured the safety of network trading.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (6)
1. a kind of self-align keyboard, including keyboard case, which is characterized in that the keyboard case is equipped with self-align key, refers to
Line acquires panel, and the self-align key includes that several digital keys, several alphabet keys, direction key, capital and small letter are cut
Change key, delete button, several inputs and exit key at switching key, carriage return keys, the capital and small letter switching key and
It inputs switching key and is equipped with status indicator lamp, single-chip microcontroller is equipped in the keyboard case, the single-chip microcontroller is equipped with data processing
Chip, encryption chip, fingerprint sensor, communication module, data-interface, input buffer and buzzer, the fingerprint sensing
Device is located at fingerprint collecting below the panel, the fingerprint sensor, encryption chip, communication module, data-interface with the data
Processing chip is connected, and self-align key, input buffer, data processing chip are sequentially connected, the status indicator lamp, buzzing
Device is controlled by the data processing chip.
2. a kind of self-align keyboard according to claim 1, which is characterized in that each alphabet key corresponds to multiple and different
Letter, the letter inputted when can switch by clicking the input switching key and click alphabet key.
3. a kind of self-align keyboard according to claim 1, which is characterized in that the fingerprint sensor uses FPC1011F
Condenser type semiconductor fingerprint sensor.
4. a kind of self-align keyboard according to claim 1, which is characterized in that the data processing chip is used and is based on
The STM32F103C chip of ARM cortex-m3 framework.
5. a kind of self-align keyboard according to claim 1, which is characterized in that the communication module be bluetooth module or
NB-IoT module.
6. a kind of self-align keyboard according to claim 1, which is characterized in that the data-interface uses USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821025637.6U CN208351472U (en) | 2018-06-29 | 2018-06-29 | A kind of self-align keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821025637.6U CN208351472U (en) | 2018-06-29 | 2018-06-29 | A kind of self-align keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208351472U true CN208351472U (en) | 2019-01-08 |
Family
ID=64881329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821025637.6U Expired - Fee Related CN208351472U (en) | 2018-06-29 | 2018-06-29 | A kind of self-align keyboard |
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| Country | Link |
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| CN (1) | CN208351472U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112100611A (en) * | 2020-08-14 | 2020-12-18 | 广州江南科友科技股份有限公司 | Password generation method and device, storage medium and computer equipment |
-
2018
- 2018-06-29 CN CN201821025637.6U patent/CN208351472U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112100611A (en) * | 2020-08-14 | 2020-12-18 | 广州江南科友科技股份有限公司 | Password generation method and device, storage medium and computer equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 Termination date: 20200629 |