CN100432901C - Mobile terminal having keyboard and hand-write synergic input function - Google Patents
Mobile terminal having keyboard and hand-write synergic input function Download PDFInfo
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- CN100432901C CN100432901C CNB2005101354466A CN200510135446A CN100432901C CN 100432901 C CN100432901 C CN 100432901C CN B2005101354466 A CNB2005101354466 A CN B2005101354466A CN 200510135446 A CN200510135446 A CN 200510135446A CN 100432901 C CN100432901 C CN 100432901C
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Abstract
The invention discloses a mobile terminal with keyboard and hand-written synergic input function that includes stylus, touch screen, input device of keyboard and hand-written synergic connected with the touch screen, the device includes: sensing unit of keyboard operation which is used to receive the operation signal of button, keyboard input unit which is used to receive the input signal of keyboard, the keyboard input accomplishing processing unit which is used to analysis process the input signal and output the result to the display; identification unit of hand-written state which is used to identify the stylus contact the touch screen or not, and hand-written course identification unit which is used to judge the hand-written course, and the identification and display unit which is used to identify, process, and output the handwritten trace. The mobile terminal of the invention can identify the keyboard input state and handwritten input state automatically, there is no need to set in the input course, and the switch of input mode is easy and convenient.
Description
Technical field
The present invention relates to a kind of portable terminal, particularly a kind of portable terminal with keyboard and hand-write synergic input function.
Background technology
The input method of portable terminal adopts keyboard entry method more at present, but because we the employed keyboard overwhelming majority is a QWERTY keyboard, if Chinese character is imported, just must use a kind of input method of Chinese character, though various input methods based on keyboard emerge in an endless stream, for example: " phonetic ", " five " or the like, the appearance of these input methods has also brought certain convenience for the Chinese character typing, but these input methods also exist many shortcomings simultaneously, such as: the spelling input method dialect disturbs big, phonetically similar word is many, repetition rate of coding height, and five-stroke input method needs to learn by heart coding inevitably, input rule etc., thereby various input method all can't be accomplished satisfactory to both parties neat U.S. at learnability and ease for use.
In recent years, the proposition of hand-written inputting method, keyboard input to portable terminal has proposed great challenge, it is hand-written on touch-screen by built-in stylus that it refers to portable terminal, the recognition system of touch-screen by inside is converted to the discernible standard letter of electronic product terminal to hand-written various fonts and is presented on the touch-screen, so just improved the speed of input widely; And the importer need not additionally to train and can use.
But, handwriting input is used alone as a kind of input method at present traditional portable terminal, in input mode is in keyboard input and handwriting input and the portable terminal deposited, carry out the Chinese character input and need at first to select to determine handwriting input mode or keyboard entry method, dual mode switches and can not finish automatically, use particularly inconvenience, have bigger use limitation.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of portable terminal with keyboard and hand-write synergic input function is provided, this portable terminal can be realized the switching of keyboard input and handwriting input automatically when input, need not artificial manually setting, simple to operate, it is convenient to realize.
The present invention realizes by following technical proposals:
A kind of portable terminal with keyboard and hand-write synergic input function comprises stylus, touch-screen, and a keyboard that is connected with touch-screen and hand-written collaborative input media, and described keyboard and hand-written collaborative input media comprise further:
Keyboard operation perception unit is used to receive the button operation trigger pip;
The keyboard input block, be used to receive keyboard input state trigger pip after, under keyboard input service state, receive the input information of keyboard;
Processing unit is finished in the keyboard input, is used for the information of keyboard input is analyzed, handled, and the result is exported demonstration;
Hand-written state recognition unit is used to judge whether stylus contacts with touch-screen;
Hand-written procedure identification unit, be used to receive hand-written state trigger pip after, judge whether stylus carries out handwriting input;
Handwriting tracks is discerned and the output display unit, is used for demonstration is discerned, handles, also exported to handwriting tracks.
Described keyboard and hand-written collaborative input media are realized the switching of input state automatically: when being in the keyboard input state, hand-written state recognition unit detects stylus and contacts with handwriting pad, produce hand-written state trigger pip, withdraw from the keyboard input operation, trigger hand-written state; When being in the handwriting input state, keyboard operation perception unit detects keyboard operation, produces keyboard input state trigger pip, withdraws from the handwriting input state, triggers the keyboard input state.
Further, described handwriting tracks identification comprises further with the output display unit:
Handwriting tracks receives and display unit, is used for temporarily storing and showing the track of hand-written process;
Dot matrix recognizer unit is used to store the algorithm of this word being discerned according to input trajectory information;
Hand-written logical algorithm unit is used for calling related algorithm from dot matrix recognizer unit according to input trajectory and carries out literal identification;
The hand-written processing unit of finishing is used for demonstration exported in the word that identification is finished dealing with.
Further, described hand-written state recognition unit comprises further:
Refer to sense of touch notice of invitation unit, be used to receive the hand-written preparation trigger pip of stylus contact touch-screen;
Take off sense of touch notice of invitation unit, be used to receive stylus and leave touch-screen, finish the handwriting input trigger pip.
Further, described take off to be provided with to take off in the sense of touch notice of invitation unit touch timer, when time that stylus leaves clipboard greater than taking off when touching timer, show that handwriting input finishes.
Further, whether described hand-written procedure identification unit judges stylus carries out the handwriting input state is realized by following method: finger is set touches the timer and first setpoint distance, judge stylus on touch-screen the displacement in the first timer timing whether greater than first setpoint distance, if show that then stylus is carrying out handwriting input.
Further, described stylus displacement is to calculate by calculating stylus position coordinates of starting point and terminal point on touch-screen.
Compared with prior art, a kind of portable terminal proposed by the invention with keyboard and hand-write synergic input function, can discern keyboard input state and handwriting input state automatically, in carrying out input process, need not to carry out the setting of input method, make that the input mode on portable terminal is switched more succinct, convenient.
Description of drawings
Fig. 1 is the structural drawing of keyboard and hand-written collaborative input in the specific embodiment of the invention portable terminal.
The realization flow figure of Fig. 2 for utilizing keyboard and hand-written collaborative input media to import in the portable terminal in the specific embodiment of the invention.
Fig. 3 is the method realization flow figure that realizes handwriting input in the specific embodiment of the invention portable terminal.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is further introduced, but not as a limitation of the invention.
With reference to shown in Figure 1, a kind of portable terminal with keyboard and hand-write synergic input function comprises stylus, touch-screen, the keyboard that is connected with touch-screen and hand-written collaborative input media, and this device comprises:
Keyboard operation perception unit 1 is used to receive the button operation trigger pip;
Refer to sense of touch notice of invitation unit 4, be used to receive the signal of stylus contact touch-screen, wherein be provided with finger and touch timer, refer to touch timer zero clearing when stylus contact touch-screen and restart;
Take off sense of touch notice of invitation unit 5, be used to receive the signal that stylus leaves touch-screen, wherein be provided with to take off and touch timer, take off to touch and take off when touching touch-screen zero clearing at stylus and restart;
Hand-written procedure identification unit 6 after being used to receive hand-written state trigger pip and stopping hand-written state trigger pip, judges whether stylus carries out handwriting input;
Handwriting tracks receives and display unit 7, is used for temporarily storing and showing the track of hand-written process;
Dot matrix recognizer unit 8 is used to store the algorithm of this word being discerned according to input trajectory information;
Hand-written logical algorithm unit 9 is used for calling related algorithm from dot matrix recognizer unit 8 according to input trajectory and carries out literal identification and carry out the reading of other related data, calculating and judgment processing;
The hand-written processing unit 10 of finishing is used for the word that identification is finished dealing with is outputed to screen displaying.
In above-mentioned keyboard and hand-written collaborative input media, refer to sense of touch notice of invitation unit 4 when hand-written procedure identification unit 6 sends hand-written state trigger pip, also send and stop keyboard input state trigger pip to keyboard input block 2; When keyboard operation perception unit 1 sends triggering keyboard input state signal to keyboard input block 2, stop hand-written state trigger pip to handwriting tracks reception and display unit 7 transmissions; Guaranteed the switching accuracy of two kinds of input modes in the portable terminal like this.
Referring to figs. 2 and 3 shown in, this portable terminal is in carrying out Chinese character input process, if what originally use is the keyboard entry method input, then to convert to and utilize touch-screen to carry out manual input mode, can finish automatic switchover by hand input device, in carrying out the handwriting input process, to be converted to keyboard entry method, also can realize by finger-impu system, suppose in this portable terminal, the input method of acquiescence is: the keyboard spelling input method, carry out two kinds of Automatic Switching of Input in input process according to actual needs, implementation procedure is as follows:
Step 101: when application program for mobile terminal started, keyboard input block 1 started, and loads the keyboard spelling input method, opened the interface of input method on touch-screen;
Step 102: utilize the combination of a plurality of buttons on the portable terminal keyboard, carry out the Chinese character input, keyboard input block 2 receives the information of keyboard input, pass to the keyboard input and finish processing unit 3, finish identification, the combination that processing unit 3 carries out input information by the keyboard input, generate possible options, and will be by the Chinese character of keyboard input block 2 input validations, input is finished processing unit 3 and is outputed on the touch-screen and show through keyboard;
For example: input " urging ", successively press 2 keys and 8 key combinations, keyboard input block 2 receives these inputs, send the keyboard input to and finish processing unit 3, the keyboard input is finished processing unit 3 possible phonetic elements combination " bu cu cun cuo cui " is exported, on touch-screen, show, options button moves right, make the phonetic element choose " cu ", press the OK key, keyboard input block 2 receives above-mentioned input, and continuation will be selected the result and send the keyboard input to and finish processing unit 3, the keyboard input finish processing unit 3 according to selected result with possible candidate output, on touch-screen, show, continue to utilize mobile options button, select " urging ", press the OK key, keyboard input block 2 receives this input, and send information to keyboard input and finish processing unit 3, processing unit 3 is finished in the keyboard input will select an output, show on touch-screen " urging ".
Step 103: finish the input of " advancing " by the handwriting input mode, its realization is specially:
Step 1031: refer to that sense of touch notice of invitation unit 4 detects that hand-written touch pen is pressed on touch-screen and greater than referring to touch the timer timing, send hand-written state trigger pip to hand-written procedure identification unit 6, simultaneously send trigger pip, keyboard input block 2 is quit work to keyboard input block 2;
Step 1032: set first setpoint distance in the hand-written procedure identification unit 6, this unit judges stylus in referring to touch the timing of timer whether the displacement in the handwriting input zone greater than first setpoint distance, if, then starting handwriting tracks automatically receives and display unit 7, interface of input method empties, and change to handwriting interface, if not, otherwise processed;
Wherein: the displacement of stylus is to refer to that by calculating stylus the change calculations of touching position coordinates in the timer timing obtains;
Step 1033: stylus is write " advancing " on touch-screen, handwriting tracks receives with display unit 7 records and by this input trajectory of screen displaying, receive the signal that stylus leaves touch-screen when taking off sense of touch notice of invitation unit 3, and stylus leaves the time of touch-screen and is longer than when taking off the timing that touches timer, show that this word input finishes, hand-written logical algorithm unit 9 calls related algorithm according to input trajectory from dot matrix recognizer unit 8 carries out literal identification and carries out reading of other related data, calculate and judgment processing, and send the result to the hand-written processing unit 10 of finishing, the hand-written processing unit 10 of finishing is exported to touch-screen with the result of " advancing " word of selecting to finish dealing with, exports demonstration by touch-screen.
Thus, finished the input of " promotion ", in keyboard input " urging " afterwards, this system's Direct Recognition the switching of handwriting input state, and need not artificial setting.
Step 104: if in the handwriting input process, carry out keyboard operation, keyboard operation perception unit 1 triggers handwriting tracks and receives and display unit 7 power cut-offs, automatically withdraw from the handwriting input mode, switch to keyboard entry method, trigger the keyboard input block 2 reception keyboard input information of starting working simultaneously, continue to utilize the keyboard input.
Claims (6)
1, a kind of portable terminal with keyboard and hand-write synergic input function, comprise stylus, touch-screen is characterized in that, this portable terminal also comprises a keyboard that is connected with touch-screen and hand-written collaborative input media, and described keyboard and hand-written collaborative input media comprise further:
Keyboard operation perception unit is used to receive the button operation trigger pip;
The keyboard input block, be used to receive keyboard input state trigger pip after, under keyboard input service state, receive the input information of keyboard;
Processing unit is finished in the keyboard input, is used for the information of keyboard input is analyzed, handled, and the result is exported demonstration;
Hand-written state recognition unit is used to judge whether stylus contacts with touch-screen;
Hand-written procedure identification unit, be used to receive hand-written state trigger pip after, judge whether stylus carries out handwriting input;
Handwriting tracks is discerned and the output display unit, is used for demonstration is discerned, handles, also exported to handwriting tracks;
Described keyboard and hand-written collaborative input media are realized the switching of input state automatically: when being in the keyboard input state, hand-written state recognition unit detects stylus and contacts with handwriting pad, produce hand-written state trigger pip, withdraw from the keyboard input operation, trigger hand-written state; When being in the handwriting input state, keyboard operation perception unit detects keyboard operation, produces keyboard input state trigger pip, withdraws from the handwriting input state, triggers the keyboard input state.
2, a kind of portable terminal with keyboard and hand-write synergic input function as claimed in claim 1 is characterized in that, described handwriting tracks identification comprises further with the output display unit:
Handwriting tracks receives and display unit, is used for temporarily storing and showing the track of hand-written process;
Dot matrix recognizer unit is used to store the algorithm of this word being discerned according to input trajectory information;
Hand-written logical algorithm unit is used for calling related algorithm from dot matrix recognizer unit according to input trajectory and carries out literal identification;
The hand-written processing unit of finishing is used for demonstration exported in the word that identification is finished dealing with.
3, a kind of portable terminal with keyboard and hand-write synergic input function as claimed in claim 1 is characterized in that, described hand-written state recognition unit comprises further:
Refer to sense of touch notice of invitation unit, be used to receive the hand-written preparation trigger pip of stylus contact touch-screen;
Take off sense of touch notice of invitation unit, be used to receive stylus and leave touch-screen, finish the handwriting input trigger pip.
4, a kind of portable terminal as claimed in claim 1 with keyboard and hand-write synergic input function, it is characterized in that, described take off to be provided with to take off in the sense of touch notice of invitation unit touch timer, when time that stylus leaves clipboard greater than taking off when touching timer, show that handwriting input finishes.
5, a kind of portable terminal as claimed in claim 1 with keyboard and hand-write synergic input function, it is characterized in that, whether described hand-written procedure identification unit judges stylus carries out the handwriting input state is realized by following method: finger is set touches the timer and first setpoint distance, judge stylus on touch-screen the displacement in the first timer timing whether greater than first setpoint distance, if show that then stylus is carrying out handwriting input.
6, a kind of portable terminal with the full frame hand-write input function of automatic realization as claimed in claim 5 is characterized in that, described stylus displacement is to calculate by calculating stylus position coordinates of starting point and terminal point on touch-screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101354466A CN100432901C (en) | 2005-12-28 | 2005-12-28 | Mobile terminal having keyboard and hand-write synergic input function |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005101354466A CN100432901C (en) | 2005-12-28 | 2005-12-28 | Mobile terminal having keyboard and hand-write synergic input function |
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| CN1991700A CN1991700A (en) | 2007-07-04 |
| CN100432901C true CN100432901C (en) | 2008-11-12 |
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| CNB2005101354466A Active CN100432901C (en) | 2005-12-28 | 2005-12-28 | Mobile terminal having keyboard and hand-write synergic input function |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102135839B (en) * | 2010-01-22 | 2014-07-30 | 联想(北京)有限公司 | Terminal and input method thereof |
| CN102193736B (en) * | 2011-04-21 | 2013-06-26 | 安徽科大讯飞信息科技股份有限公司 | Input method and system supporting multimode automatic switching |
| WO2011150878A2 (en) * | 2011-06-21 | 2011-12-08 | 华为终端有限公司 | Touch screen and control method of touch screen |
| CN102902470B (en) * | 2011-07-29 | 2015-10-07 | 中国移动通信集团公司 | A kind of changing method of inputting interface and device |
| CN105468256A (en) * | 2015-11-20 | 2016-04-06 | 北京奇虎科技有限公司 | Input method keyboard switching method and device |
| CN114489350B (en) * | 2021-12-27 | 2023-04-28 | 荣耀终端有限公司 | Input method calling method and related equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1534543A (en) * | 2003-03-27 | 2004-10-06 | 刘二中 | Mobile telephone device possessing character input function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1534543A (en) * | 2003-03-27 | 2004-10-06 | 刘二中 | Mobile telephone device possessing character input function |
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