CN102486678B - Electronic device and keyboard device thereof and keyboard input method - Google Patents
Electronic device and keyboard device thereof and keyboard input method Download PDFInfo
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- CN102486678B CN102486678B CN201010568212.1A CN201010568212A CN102486678B CN 102486678 B CN102486678 B CN 102486678B CN 201010568212 A CN201010568212 A CN 201010568212A CN 102486678 B CN102486678 B CN 102486678B
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000006870 function Effects 0.000 claims description 45
- 230000008447 perception Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 10
- 230000001960 triggered effect Effects 0.000 abstract 4
- 238000013459 approach Methods 0.000 abstract 3
- 238000013507 mapping Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 210000003811 finger Anatomy 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
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- 238000003491 array Methods 0.000 description 1
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Abstract
The invention discloses an electronic device and a keyboard device thereof and a keyboard input method. The method comprises the following steps that: whether a user approaches a keyboard array or not or whether a user receives the information of the keyboard array or not is detected; when a user is detected to approach the keyboard array or to receive the information of the approached keyboard array, a display keystroke value of the keyboard array is triggered, and when no user is detected to approach the keyboard array or when the user is detected not to receive the keyboard array information, the keyboard array is triggered not to display keystroke values; when the display keystroke value of the keyboard array is triggered, the keystroke value arrangement of the keyboard array is varied, or the keyboard array is triggered not to display keystroke value and the keystroke value arrangement of the keyboard array is varied after the keyboard array. Due to the adoption of the electronic device, the keyboard device and the keyboard input method, the confidentiality of the keyboard input can be effectively improved. The electronic device, the keyboard device and the keyboard input method are particularly suitable for the finance transaction application field.
Description
Technical field
The present invention relates to electronic technology field, particularly design has the electronic equipment of keyboard.
Background technology
Keyboard refers to the one group of key operating a machine or equipment through system arrangement, and as typewriter, computor-keyboard, main function is input data.
Existing keypad security poor-performing, is that the key assignments of keyboard is limited on the one hand, only has numeral " 0-9 " 10 key assignments, secondly, it puts in order fixing, and user is when inputting password, and other people can press digital keys key mapping by watching user judges the password that user inputs.Therefore, recently, occur the technology preventing password stolen by increasing anti-endoscope device, but still there is risk.
No. 02139757.0th, Chinese invention patent application disclosed in 2003-05-07 discloses the variable keyboard of a kind of key number and purposes, and it comprises digital keys, function button, keyboard base, electric interfaces, control circuit.The numeral of each button of the representative in described digital keys is transformable, and different, and is shown by photoelectric display device.The numeral of display is corresponding constantly with the button of representative.Acknowledgement key in function key is transfused to or specific command from electric interfaces can cause the numeral of each digital keys to change.Digit position distribution before and after change on keyboard is not identical.The numeral of each digital keys is all produced by control circuit and distributes.
After two months, i.e. 2003-07-23, further disclose the changed randomly intelligent privacy keyboard of key assignments that No. 03110939.Xth, Chinese invention patent application is recorded, it is by being total to N number of key assignments queue of N number of key mapping to keyboard upper part or whole button, carry out random alignment to obtain the different arrangement mode of N number of key assignments queue, realize, to the relative position of each key assignments shown by key mapping N number of on keyboard, random change occurs, adopt following method: (1), for the key mapping of button N number of on keyboard, each key mapping distributes the step of a fixing keyboard physical location; (2) random alignment is carried out with the step of one of the fully intermeshing mode obtaining a N number of key assignments to N number of key assignments queue; (3) N number of key assignments queue that the N number of key mapping queue obtained step (1) and step (2) obtain according to by left-to-right or by the right side to left order one_to_one corresponding, and the step that will the key mapping of each key assignments corresponding to it shows.
In addition, 2005-09-14 discloses No. 200510042270.Xth, Chinese invention patent application, which depict a kind of LCD dynamically sorted code keypad, it is by showing input module and corresponding controlling and the two parts such as treatment circuit are formed, described display input module is made up of liquid crystal key display and corresponding key assignments input media, corrigendum key, clear key, and wherein liquid crystal key display is connected with control and treatment circuit by flexible cable; Control and processing circuit controls liquid crystal key display random display 0-9 10 numeric keys code and corrigendum, clear key, the key assignments corresponding to selected key is then sent into and is controlled and treatment circuit by key assignments input media, transfers to host computer after treatment.
But, above three patented claims, its technology recorded has common feature, and namely usual keyboard shows the key assignments of wherein a kind of layout, user likely forgets the operation making variation layout before use, thus is remembered the keyboard layout before trying out by other people; After being finished, user generally also can not go to make the operation of change keyboard layout, therefore likely leaves the information such as fingerprint and is utilized by unprincipled fellow, and therefore the risk that is stolen of password is still larger.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of electronic equipment and keyboard equipment thereof and keyboard and input method, effectively can improve the confidentiality of input through keyboard, be particularly suitable for financial transaction application scenarios.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of keyboard equipment, comprising: keyboard array, for inputting information, and has the function showing key assignments or do not show key assignments; Whether perception unit, have user whether having user in the information close to described keyboard array close to described keyboard array or reception for detecting; Display switch, for detecting user close to triggering described keyboard array display key assignments during described keyboard array or when receiving user in the information close to described keyboard array, triggering described keyboard array and do not show key assignments detecting no user close to during described keyboard array or without when receiving user in the information close to described keyboard array; Converter unit, makes the key assignments permutations of keyboard array or triggers described keyboard array not show key assignments and the key assignments permutations making keyboard array after described keyboard array input for trigger described keyboard array display key assignments at display switch while.
Wherein, described perception unit is the first function button be positioned among keyboard array periphery or keyboard array.
Wherein, described first function button is positioned at keyboard array upper left side or upper right side, or upper left side and upper right side are all provided with the first function button.
Wherein, the key assignments that all can show on keyboard array at least divides two intervals, described in the same time, keyboard array only shows the key assignments in one of them interval, described keyboard equipment comprises the second function button for switching each interval key assignments display of described keyboard array, and described second function button is positioned at above described keyboard array.
Wherein, described converter unit is the acknowledgement key confirmed after the input of described keyboard array.
Wherein, described keyboard equipment comprises and deletes key to input information returning of carrying out back deleting.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of keyboard and input method, comprising: whether detection has user whether having user in the information close to described keyboard array close to described keyboard array or reception; Detecting user close to triggering described keyboard array display key assignments during described keyboard array or when receiving user in the information close to described keyboard array, triggering described keyboard array do not show key assignments close to during described keyboard array or without when receiving user in the information close to described keyboard array detecting no user; While triggering described keyboard array display key assignments, make the key assignments permutations of keyboard array or trigger described keyboard array not show key assignments and the key assignments permutations making keyboard array after described keyboard array input.
Wherein, whether described detection has user close to described keyboard array or receive and whether having user to comprise in the step of the information close to described keyboard array: whether detect has object exist or reception is arranged on the signal whether described keyboard array upper left side or top-right first function button have actuation of keys to produce above described keyboard array.
Wherein, after the step triggering described keyboard array display key assignments, before the step of key assignments permutations that makes keyboard array, comprising: what receive that user inputs the first key assignments interval according to the first interval key assignments that described keyboard array shows on described keyboard array chooses key assignments; Receive described first key assignments interval choose key assignments after, receive the actuation of keys being arranged at the second function button above described keyboard array and produce signal, to switch the key assignments that described keyboard array shows the second interval; What receive that user inputs the second key assignments interval according to the second interval key assignments that described keyboard array shows on described keyboard array chooses key assignments.
For solving the problems of the technologies described above, another technical scheme that the present invention adopts is: provide a kind of electronic equipment, comprise keyboard, described keyboard comprises: keyboard array, for inputting information, and has the function showing key assignments or do not show key assignments; Whether perception unit, have user whether having user in the information close to described keyboard array close to described keyboard array or reception for detecting; Display switch, for detecting user close to triggering described keyboard array display key assignments during described keyboard array or when receiving user in the information close to described keyboard array, triggering described keyboard array and do not show key assignments detecting no user close to during described keyboard array or without when receiving user in the information close to described keyboard array; Converter unit, makes the key assignments permutations of keyboard array or triggers described keyboard array not show key assignments and the key assignments permutations making keyboard array after described keyboard array input for trigger described keyboard array display key assignments at display switch while.
The invention has the beneficial effects as follows: be different from the situation that prior art input through keyboard confidentiality is low, the present invention is directed to the feature that user is used alone keyboard, when user uses keyboard, keyboard array just shows key assignments, other people are avoided to remember the alignment placement of keyboard before use, after user uses, keyboard array does not show key assignments, make unprincipled fellow cannot crack input content according to keyboard arrangement layout and user operation route, also make unprincipled fellow cannot user use leave after utilize the use vestige on keyboard array to crack input content, effectively can improve the confidentiality of input through keyboard, be particularly suitable for financial transaction application scenarios.
In an embodiment of the invention, detect and whether to have object exist above described keyboard array or receive the signal being arranged on described keyboard array upper left side or top-right first function button and whether having actuation of keys to produce, this scheme can allow the palm of user be positioned at above keyboard array when the key assignments display of keyboard array, naturally cover in keyboard array, be issued to the effect of peep-proof without any need for the situation of external structure.
Accompanying drawing explanation
Fig. 1 is the theory diagram of keyboard equipment one embodiment of the present invention;
Fig. 2 is the process flow diagram of keyboard and input method embodiment of the present invention;
Fig. 3 is the unused state figure in keyboard equipment one embodiment of the present invention;
Fig. 4 is the using state figure in keyboard equipment one embodiment of the present invention;
Fig. 5 is another the using state figure in keyboard equipment one embodiment of the present invention;
Fig. 6 is the another using state figure in keyboard equipment one embodiment of the present invention.
Embodiment
Consult Fig. 1, keyboard equipment one embodiment of the present invention comprises:
Keyboard array, for inputting information, and have the function showing key assignments or do not show key assignments, such as each button is a miniscope, and as LCD, LED, EL etc., or keyboard array is the dummy keyboard on touch-screen;
Whether perception unit, have user whether having user in the information close to described keyboard array close to described keyboard array or reception for detecting;
Display switch, for detecting user close to triggering described keyboard array display key assignments during described keyboard array or when receiving user in the information close to described keyboard array, triggering described keyboard array and do not show key assignments detecting no user close to during described keyboard array or without when receiving user in the information close to described keyboard array;
Converter unit, makes the key assignments permutations of keyboard array or triggers described keyboard array not show key assignments and the key assignments permutations making keyboard array after described keyboard array input for trigger described keyboard array display key assignments at display switch while.That is, user input complete before a key assignments display cycle in, key assignments arrangement can not change, and guarantees that key assignments that user inputs is that he thinks input.
The present invention is directed to the feature that user is used alone keyboard, when user uses keyboard, keyboard array just shows key assignments, other people are avoided to remember the alignment placement of keyboard before use, after user uses, keyboard array does not show key assignments, make unprincipled fellow cannot crack input content according to keyboard arrangement layout and user operation route, also make unprincipled fellow cannot user use leave after utilize the use vestige on keyboard array to crack input content, effectively can improve the confidentiality of input through keyboard, be particularly suitable for financial transaction application scenarios.
In another embodiment, described perception unit is the first function button be positioned among keyboard array periphery or keyboard array.Certainly, described perception unit is not limited to the form adopting function button, can also be the remote sensing equipments such as infrared detecting unit.Described perception unit can be positioned at keyboard array periphery, can also be in button between the button of keyboard array or directly.First function button is located among keyboard array periphery or keyboard array, whether directly can realizes perception user close to keyboard array.In the example of financial self-service equipment, described perception unit is positioned at the form of keyboard array periphery, can also be positioned at before Possum, and whether direct perception user walks close to Possum.
In another embodiment, described perception unit is positioned at the form of keyboard array periphery, refers to that described first function button is positioned at keyboard array upper left side or upper right side, or upper left side and upper right side are all provided with the first function button.
In above-described embodiment, detect and whether to have object exist above described keyboard array or receive the signal being arranged on described keyboard array upper left side or top-right first function button and whether having actuation of keys to produce, this scheme can allow the palm of user be positioned at above keyboard array when the key assignments display of keyboard array, naturally cover in keyboard array, be issued to the effect of peep-proof without any need for the situation of external structure.
For the mode that the first function button is infrared detection head, user, slightly off key point disk array upper left side or upper right side, namely detects less than having user close to described keyboard array, triggers keyboard array and does not show key assignments, memoriter input the contents such as password to allow user;
For the mode that the first function button is touch key-press, user's finger leaves touch key-press, namely indicating without receiving user in the information close to described keyboard array, triggering described keyboard array and not showing key assignments, memoriter inputting the contents such as password to allow user;
Certainly the mode of infrared detection head and touch key-press is not limited to, first function button, two functions can be set, one is click namely to allow the key assignments of keyboard array show, and another clicks to allow the key assignments of keyboard array disappear again, and can reach the effect of above-described embodiment equally.
And upper left side and upper right side are all provided with the design of the first function button, then can allow left-handed person can the present invention easy to use.
In another embodiment, the key assignments that all can show on keyboard array at least divides two intervals, described in the same time, keyboard array only shows the key assignments in one of them interval, described keyboard equipment comprises the second function button for switching each interval key assignments display of described keyboard array, and described second function button is positioned at above described keyboard array.
Above-mentioned example, for the situation of key assignments more than number of keys in keyboard array, such as dead key disk array is the form of 3 × 4 arrangements, the whole keyboard array same time can only show 12 key assignments, then for all key assignments with numeral and letter, quantity is more than 12, the same time cannot all show at 3 × 4 keyboard arrays together, then can adopt the mode of above-mentioned by stages to realize, increase by the second function button simultaneously, be used for switching each interval.
Such as, keyboard key assignments is divided into three intervals:
Interval one: 0-9, a, b;
Interval two: c-n;
Interval three: o ~ z;
Interval one ~ tri-contains all numerals and letter together.
In another embodiment, described converter unit is the acknowledgement key confirmed after the input of described keyboard array, clicks acknowledgement key, namely carries out key assignments permutations.Certainly, described converter unit can also be built-in control circuit, automatically carries out key assignments permutations according to operation.
For realizing error correction, described keyboard equipment comprises deletes key to input information returning of carrying out back deleting.
Consult Fig. 2, the present invention also provides a kind of keyboard and input method embodiment, comprises step:
Step 201: whether detection has user whether having user in the information close to described keyboard array close to described keyboard array or reception;
Step 202: detecting user close to triggering described keyboard array display key assignments during described keyboard array or when receiving user in the information close to described keyboard array, triggering described keyboard array do not show key assignments close to during described keyboard array or without when receiving user in the information close to described keyboard array detecting no user;
Step 203: make the key assignments permutations of keyboard array or trigger described keyboard array not show key assignments and the key assignments permutations making keyboard array after described keyboard array input while triggering described keyboard array display key assignments.
Said method, obviously, also following technique effect can be realized: avoid other people to remember the alignment placement of keyboard before use, after user uses, keyboard array does not show key assignments, makes unprincipled fellow cannot crack input content according to keyboard arrangement layout and user operation route, also make unprincipled fellow cannot user use leave after utilize the use vestige on keyboard array to crack input content, effectively can improve the confidentiality of input through keyboard, be particularly suitable for financial transaction application scenarios.
In one embodiment, whether whether described detection have user having user to comprise in the step of the information close to described keyboard array close to described keyboard array or reception:
Detect and whether to have object exist above described keyboard array or receive the signal being arranged on described keyboard array upper left side or top-right first function button and whether having actuation of keys to produce.Such as adopt the hand of infrared acquisition mode detecting user whether above keyboard array, or wait for whether having user to input.
In one embodiment, after the step triggering described keyboard array display key assignments, before the step of key assignments permutations that makes keyboard array, comprising:
1) what receive that user inputs the first key assignments interval according to the first interval key assignments that described keyboard array shows on described keyboard array chooses key assignments;
2) receive described first key assignments interval choose key assignments after, receive the actuation of keys being arranged at the second function button above described keyboard array and produce signal, to switch the key assignments that described keyboard array shows the second interval;
3) what receive that user inputs the second key assignments interval according to the second interval key assignments that described keyboard array shows on described keyboard array chooses key assignments.
The method of above-mentioned impulsive input designs more than the situation of number of keys in keyboard array for key assignments.
The present invention also provides a kind of electronic equipment embodiment, comprises keyboard, and described keyboard comprises:
Keyboard array, for inputting information, and has the function showing key assignments or do not show key assignments;
Whether perception unit, have user whether having user in the information close to described keyboard array close to described keyboard array or reception for detecting;
Display switch, for detecting user close to triggering described keyboard array display key assignments during described keyboard array or when receiving user in the information close to described keyboard array, triggering described keyboard array and do not show key assignments detecting no user close to during described keyboard array or without when receiving user in the information close to described keyboard array;
Converter unit, makes the key assignments permutations of keyboard array or triggers described keyboard array not show key assignments and the key assignments permutations making keyboard array after described keyboard array input for trigger described keyboard array display key assignments at display switch while.
Below further illustrate the present invention for key assignments more than the example of number of keys in code keypad array:
1, consult Fig. 3, under normal circumstances, null password keyboard array (key assignments does not show) 3 × 4 arranges; " information " button is the first function button, is positioned at keyboard array left comer and right corner, and " information converting " button is the second function button, is positioned at the top of keyboard array:
2, the key assignments of keyboard array is divided into three intervals: 0-9, a, b; C-n; O ~ z contains all numerals and letter;
3, operate:
A) when contacting the left side " information " button by hand thumb, keyboard array demonstrates key assignments (may for 0-9, a, b or c ~ n or o ~ z) and now point palm and be naturally placed in above keyboard array, cover in the key assignments shown.
B) when with on the right of left hand thumb contact during " information " button, keyboard array demonstrates key assignments (may be 0-9, a, b or c ~ n or o ~ z) and now point palm and be naturally placed in above keyboard array, cover in the key assignments shown.
4, the key assignments in each interval of arranging in turn by interval, is convenient to quick position;
5, when with finger touch " information converting " button once, key assignments just circulation enters next interval, and random disorder arrangement is once again;
6, when finger leaves " information " button, key assignments disappears;
7, user with short-term memory, null password keyboard array can operate, input password;
8, when input error, can press...with one's finger " return and delete " button, the information of input can be returned and delete one;
9, when this input password, the key assignments in interval remains unchanged;
10, after pressing " determination " button, key assignments arranges again immediately, is convenient to input next time.
Consult Fig. 4 to Fig. 6, more further, to input password " 3ady " on keyboard array, one embodiment of the invention be described:
1, consult Fig. 4, when pressing " information " button, keyboard array demonstrate key assignments:
2, consult Fig. 5, when hand leaves " information " button, keyboard array recovers dead key dish;
3, at this moment, 3 of dead key disk array are pressed, and the corresponding key mapping of a;
If forget 3, and the corresponding key mapping of a, can select to press " information " button, continue display;
4, consult Fig. 6, press " information converting " button, at this moment, the key assignments of keyboard array is at the interval random display of c ~ n;
5, finger leaves " information converting " button, and keyboard array recovers empty keyboard state, at this moment, presses the corresponding key mapping of the d of dead key dish;
Press " information converting " button, at this moment, the key assignments of keyboard array is at the interval random display of o ~ z;
6, when hand leaves " information " button, keyboard array recovers dead key dish, at this moment, presses the corresponding key mapping of the y of dead key dish.
Known above, the present invention at least can realize following effect:
1, without the need to anti-endoscope device, as peep-proof film, watching shield cover etc.; Reach bright, attractive in appearance, easy to operate effect;
2, can input alphabet, improve level of confidentiality;
3, human oriented design, it is convenient equally that child-operation is skimmed in left and right.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. a keyboard equipment, is characterized in that, comprising:
Keyboard array, for inputting information, and has the function showing key assignments or do not show key assignments;
Whether perception unit, have user whether having user in the information close to described keyboard array close to described keyboard array or reception for detecting;
Display switch, for detecting user close to triggering described keyboard array display key assignments during described keyboard array or when receiving user in the information close to described keyboard array, triggering described keyboard array and do not show key assignments detecting no user close to during described keyboard array or without when receiving user in the information close to described keyboard array;
Described perception unit is the first function button be positioned among keyboard array;
When the mode that the first function button is infrared detection head, detecting less than having user close to described keyboard array, triggering keyboard array and not showing key assignments, and receiving the password of user's input;
For the mode that the first function button is touch key-press, user's finger leaves touch key-press, namely indicating without receiving user in the information close to described keyboard array, triggering described keyboard array and not showing key assignments, and receives the password of user's input;
Converter unit, makes the key assignments permutations of keyboard array or triggers described keyboard array not show key assignments and the key assignments permutations making keyboard array after described keyboard array input for trigger described keyboard array display key assignments at display switch while.
2. keyboard equipment according to claim 1, it is characterized in that, the key assignments that all can show on keyboard array at least divides two intervals, described in the same time, keyboard array only shows the key assignments in one of them interval, described keyboard equipment comprises the second function button for switching each interval key assignments display of described keyboard array, and described second function button is positioned at above described keyboard array.
3. keyboard equipment according to claim 2, is characterized in that, described converter unit is the acknowledgement key confirmed after the input of described keyboard array.
4. the keyboard equipment according to any one of claims 1 to 3, is characterized in that, described keyboard equipment comprises deletes key to input information returning of carrying out back deleting.
5. a keyboard and input method, is characterized in that, comprising:
Whether detection has user whether having user in the information close to described keyboard array close to described keyboard array or reception;
Detecting user close to triggering described keyboard array display key assignments during described keyboard array or when receiving user in the information close to described keyboard array, triggering described keyboard array do not show key assignments close to during described keyboard array or without when receiving user in the information close to described keyboard array detecting no user;
While triggering described keyboard array display key assignments, make the key assignments permutations of keyboard array or trigger described keyboard array not show key assignments and the key assignments permutations making keyboard array after described keyboard array input;
Whether whether described detection have user having user to comprise in the step of the information close to described keyboard array close to described keyboard array or reception:
Detect and whether to have object exist above described keyboard array or receive the signal being arranged on described keyboard array upper left side or top-right first function button and whether having actuation of keys to produce.
6. keyboard and input method according to claim 5, is characterized in that, after the step triggering described keyboard array display key assignments, before the step of key assignments permutations that makes keyboard array, comprising:
What receive that user inputs the first key assignments interval according to the first interval key assignments that described keyboard array shows on described keyboard array chooses key assignments;
Receive described first key assignments interval choose key assignments after, receive the actuation of keys being arranged at the second function button above described keyboard array and produce signal, to switch the key assignments that described keyboard array shows the second interval;
What receive that user inputs the second key assignments interval according to the second interval key assignments that described keyboard array shows on described keyboard array chooses key assignments.
7. an electronic equipment, comprises keyboard, it is characterized in that, described keyboard comprises:
Keyboard array, for inputting information, and has the function showing key assignments or do not show key assignments;
Whether perception unit, have user whether having user in the information close to described keyboard array close to described keyboard array or reception for detecting;
Display switch, for detecting user close to triggering described keyboard array display key assignments during described keyboard array or when receiving user in the information close to described keyboard array, triggering described keyboard array and do not show key assignments detecting no user close to during described keyboard array or without when receiving user in the information close to described keyboard array;
Described perception unit is the first function button be positioned among keyboard array;
When the mode that the first function button is infrared detection head, detecting less than having user close to described keyboard array, triggering keyboard array and not showing key assignments, and receiving the password of user's input;
For the mode that the first function button is touch key-press, user's finger leaves touch key-press, namely indicating without receiving user in the information close to described keyboard array, triggering described keyboard array and not showing key assignments, and receives the password of user's input;
Converter unit, makes the key assignments permutations of keyboard array or triggers described keyboard array not show key assignments and the key assignments permutations making keyboard array after described keyboard array input for trigger described keyboard array display key assignments at display switch while.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010568212.1A CN102486678B (en) | 2010-12-01 | 2010-12-01 | Electronic device and keyboard device thereof and keyboard input method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010568212.1A CN102486678B (en) | 2010-12-01 | 2010-12-01 | Electronic device and keyboard device thereof and keyboard input method |
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| CN102486678A CN102486678A (en) | 2012-06-06 |
| CN102486678B true CN102486678B (en) | 2015-01-28 |
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| CN201010568212.1A Expired - Fee Related CN102486678B (en) | 2010-12-01 | 2010-12-01 | Electronic device and keyboard device thereof and keyboard input method |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| GB201212878D0 (en) * | 2012-07-20 | 2012-09-05 | Pike Justin | Authentication method and system |
| CN103412653A (en) * | 2013-08-27 | 2013-11-27 | 邓锡银 | Numeric keyboard capable of randomly changing distribution sequence of numeric keys |
| DE102014224676B4 (en) * | 2014-12-02 | 2022-03-03 | Aevi International Gmbh | User interface and method for protected input of characters |
| CN104486508B (en) * | 2014-12-23 | 2017-09-19 | 上海大唐移动通信设备有限公司 | A kind of cell phone password input mode switching methods, device and mobile phone |
| CN110908586B (en) * | 2015-02-16 | 2024-07-09 | 华为技术有限公司 | Keyboard display method and device and terminal equipment |
| CN104965599A (en) * | 2015-05-21 | 2015-10-07 | 浪潮软件集团有限公司 | Method for applying metal password keyboard in system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2529310Y (en) * | 2002-05-29 | 2003-01-01 | 李涛 | Dynamic security keyboard |
| US7250938B2 (en) * | 2004-01-06 | 2007-07-31 | Lenovo (Singapore) Pte. Ltd. | System and method for improved user input on personal computing devices |
| CN2694364Y (en) * | 2004-04-05 | 2005-04-20 | 周志坤 | Stochastic dynamic keyboard |
| CN1831727A (en) * | 2005-03-09 | 2006-09-13 | 上海新虹伟信息技术有限公司 | Disordered keyboard with visual-angle limit for cryptographic input |
| CN101021756A (en) * | 2007-03-05 | 2007-08-22 | 郭文 | Dynamic displaying cipher keboard |
| CN101741943A (en) * | 2008-11-12 | 2010-06-16 | 王峰 | Keyboard of mobile terminal |
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