CN102103434A - Handwriting input device and method for characters - Google Patents
Handwriting input device and method for characters Download PDFInfo
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- CN102103434A CN102103434A CN 201110063584 CN201110063584A CN102103434A CN 102103434 A CN102103434 A CN 102103434A CN 201110063584 CN201110063584 CN 201110063584 CN 201110063584 A CN201110063584 A CN 201110063584A CN 102103434 A CN102103434 A CN 102103434A
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Abstract
The invention discloses a handwriting input device and method for characters. According to the invention, the selection of a character identifying range is combined into a handwriting course. The handwriting input device disclosed by the invention comprises an input unit and an identifying unit, wherein the input unit is divided into multiple handwriting blocks; the multiple handwriting blocks are in one-to-one correspondence with multiple character sets; each handwriting block is used for the handwriting input of the characters of the corresponding character set; the multiple handwriting blocks are in one-to-one correspondence with multiple command buttons; the dimension and shape of each command button are same as those of the corresponding handwriting block, and the command buttons coincide with the corresponding handwriting blocks; and when a hand or a handwriting pen is in contact with a specific handwriting block, the command button corresponding to the handwriting block is also pressed. The handwriting input device disclosed by the invention has following the function: the character set corresponding to the command button is selected until the other command buttons are pressed.
Description
Technical field
The present invention relates to the hand input device and the input method in computerized information handwriting input field, particularly character.
Background technology
In the handwriting input of multiple character, in order to improve the degree of accuracy of identification, in the prior art, normally adopt the method for switching, push the switch key of a correspondence, selected with this switch key corresponding characters identification range, system will discern hand-written character with this character recognition scope, this handoff procedure seems pretty troublesome, the operational motion pendulum that how could saves this switching we in face of.
Chinese patent publication number 101515211, open day on August 26th, 2009, the name of innovation and creation is called " a kind of hand-written inputting method, device and user terminal ", this application has been announced and a kind of input block has been divided into the different zones of writing, described each zone is respectively applied for the method for the dissimilar character script of input, comprise input block, judging unit, recognition unit, its weak point is: to the judgement of character recognition scope, judging unit carries out after a hand-written character is finished, this deterministic process is comparatively complicated, can take one long period.
Summary of the invention
The present invention has overcome shortcoming and defect of the prior art, and a kind of hand input device and input method of character is provided, and the selection of the identification range of hand-written character and affirmation are merged among hand-written process, has improved the accuracy rate and the efficient of input identification.
Technical scheme of the present invention is:
A kind of hand input device of character and input method comprise input block and recognition unit, and input block receives multiple hand-written character, and recognition unit is discerned hand-written character according to selecteed character set in a plurality of character sets, wherein:
Input block is divided into a plurality of hand-written blocks, and a plurality of hand-written blocks are corresponding one by one with multiple character set: each hand-written block is used for the character of the corresponding character set of handwriting input;
A plurality of hand-written blocks are corresponding one by one with a plurality of order buttons, and each order button is identical with corresponding hand-written block size shape, and overlap with corresponding hand-written block;
When touching a specific hand-written block, hand or writing pencil also supress the order button corresponding with this hand-written block, when hand or writing pencil continue also to continue to push the order button corresponding with this hand-written block when a specific hand-written block is write, when leaving a specific hand-written block, hand or writing pencil also lifted and the corresponding order button of this hand-written block;
The effect of described order button is: just selected by next specific order button with this order button corresponding characters set, until press till other the order button.
Further, can also be respectively following several:
Described a plurality of hand-written block is corresponding one by one with multiple character set, and a kind of character set wherein refers to a kind of set of style of brushwork symbol, i.e. the set formed of some simple characters, and a kind of practicality operation of text editing realized in each character.
Described style of brushwork set comprises following symbol: little square, the short-term of turning left from the right side, short-term from left to right, point: wherein, realize the space function, realize back space function with short-term from right to left with little square, realize delete function with short-term from left to right, with a realization carriage return function.
Described a plurality of hand-written block is corresponding one by one with multiple character set, and a kind of character set wherein refers to a kind of set of coded character composition of graphical symbol.
The set that the coded character of described a kind of graphical symbol is formed is meant the set that a kind of Chinese phonetic alphabet of spelling yard of Chinese character is formed.
The set that the coded character of described a kind of graphical symbol is formed is meant the set that a kind of Chinese-character stroke of stroke coding of Chinese character is formed.
Described a plurality of hand-written block is corresponding one by one with multiple character set, and a kind of character set wherein refers to the set that a kind of character of finally importing is formed in the text carrier.
The set that described a kind of character of finally importing in the text carrier is formed refers to the set that a kind of letter of alphabetic writing and word are as a whole formed.
The set that described a kind of character of finally importing in the text carrier is formed refers to a kind of set of forming with Chinese character and Chinese character word as a whole.
Described a plurality of hand-written block is corresponding one by one with multiple character set, a kind of character set has wherein been done again to divide more specifically, be divided into dissimilar characters, corresponding hand-written block also is divided into different zones, each zone is respectively applied for the more specific dissimilar character of input, judging unit be used to judge character script the writing position of hand-written block and under write the zone, to select character set more specifically.
Compared with prior art, the invention has the beneficial effects as follows:
1, in a plurality of character sets, select a character set that handwriting is discerned, two kinds of methods are arranged in the prior art, first method is that independent switching key is set, as switches numeral, Chinese character, the handwriting input of English three kinds of characters; Second method is to discern judgement according to the shared zone of handwriting, selects then and the set of handwriting area corresponding characters.
The course of work of the present invention approaches above-mentioned first method, but handoff procedure of the present invention itself finished by hand-written, has lacked operation and has gone up the process of switching separately, has improved the efficient of input.
Consider from input block being divided into the different angles of writing block, workplace of the present invention approaches above-mentioned second method, but the not overlapping intersection of each block of the present invention, give input tape rice convenient, in the above-mentioned second method, be to judge that just deterministic process is complicated after handwriting is write up itself for the identification in the shared zone of handwriting and judgement, can take one period long period, the smoothness of influence input is carried out.The present invention does not but have the stage of this judgement, and the selection of specific character set is directly drawn by order, and this selection incorporates in hand-written process, can finish in hand-written process, has therefore optimized system resource, has improved efficient.
2, the input of style of brushwork character is marked off a hand-written block separately, arranged side by side with the hand-written block of text character, style of brushwork character and text character just can not obscured, therefore improved the accuracy of style of brushwork character recognition, and, because be an independent hand-written block, to the selection of style of brushwork figure and design just without limits, we can select more rational, the character graphics that is more readily understood grasp is as corresponding style of brushwork character, though like this style of brushwork character identical with certain alphabetic character literary style of using always also it doesn't matter.
3, the word of alphabetic writing or phrase are imported as the integral body of a symbol, the identification of person's handwriting is disposable to be finished, than letter of every input just identification once obviously improved the efficient of input, corresponding to this input of Chinese character speech same effect is arranged.
Description of drawings
Fig. 1 is a kind of workflow diagram of the present invention.
Fig. 2 is a kind of mobile phone pen interface figure.
Fig. 3 is a kind of character hand input device synoptic diagram of special use.
Among the figure, the 1st, the input text viewing area.The 2nd, definite side switch is finished in the character input.The 3rd, the hand-written block of English letter word.The 4th, radical Chinese character hand-written block.The 5th, the hand-written block of Chinese character speech.The 6th, stroke predictive input mode Chinese character hand-written block.The 7th, the hand-written block of spelling associative Chinese character.The 8th, the hand-written block of the style of brushwork.The 9th, the hand-written block of arabic numeral and punctuation mark.The 10th, the hand-written block of special symbol.
Embodiment
It is that stroke of a stroke carries out that the people carries out hand-written process at a handwriting area, in order to narrate conveniently, stroke of my door knob is described as being made up of in proper order a, B, c, wherein, a: hand or writing pencil touch the coordinate of the point of handwriting area, and this is the starting point of a stroke.B: slide on the handwriting area coordinate of the each point that is arranged in order that stays of hand or writing pencil, this is the track that hand or writing pencil slide at handwriting area.C: hand or writing pencil are from the coordinate of hand-written point that lifts, and this is the end point of a stroke.
The written form of how a stroke being write changes the electronic signal that computing machine can be discerned processing into, the computer entry device that can finish this requirement is a touch pad, touch pad has condenser type at present, resistance-type, infrared-type, the ultrasonic surface formula, product has been used in mobile phone, e-dictionary, learning machine, on many electronic equipments such as removable computer, no matter the touch pad of which kind of type can both change the written form of an above-mentioned stroke into a of electronic signal form, B, c, wherein the resolution of touch pad has determined concrete a, B, the levels of precision of each coordinate points coordinate figure of c and the number of the coordinate points among the B, how for handwriting is converted to a of electronic signal, B, c, this is a prior art, this paper repeats no more, and the objective of the invention is how to utilize a of electronic signal, B, c itself selects specific character recognition scope.
For handwriting input, need be a, B, c sends to the figure carrier and draws and finish character input, discern with specific character recognition scope then, draw recognition result, prior art has two kinds of methods to the selection of specific character identification range, a kind of method is that independent switching key is set, second method is to discern judgement according to the shared zone of handwriting, the present invention sends to a button that a is pointed to a, this button is the block of a Digital ID, the a that enters this block is made a response, thus triggering selection corresponding characters identification range.
As shown in Figure 1, provided a kind of workflow diagram of the present invention, a, B, the c of electronic signal from input, till correlated results being sent to character recognition unit, in the present embodiment a, c as control signal, and the description signal of B as a stroke of hand-written character, because a button pointed only reacts a, and B, c do not point to this button, write out that it doesn't matter outside the block so only consider drop point, a stroke when hand-written.
If two points of a, c also be can be regarded as point in the handwriting, then need coordinate that allocation units are ordered a, c also to send to the figure carrier simultaneously and get final product.
If block corresponding characters set in a place is to have divided thinner character set, handwriting input need be selected a more specific character set handwriting is discerned, that is to say that a place block is to be used to import more specific dissimilar character, the technology that we adopt be a judging unit be used to judge character script the writing position of hand-written block and under write the zone, to select character set more specifically, this process belongs to prior art, in this article, it has been used as the part of character recognition unit, and detailed process also repeats no more.
Each hand-written block of the present invention should come out in whole handwriting input cell designation, if the touch-screen of touch pad and display be combined into, can directly show with touch-screen so, if not touch-screen, that can only be depicted in the boundary line of each hand-written block on the touch pad.
Example 1: a kind of writing input board.
A kind of touch pad that adopts is not with display screen, thus the zone of input is marked with line, and describe literal, and with the effect of indication block, it is shown in Figure 2 that handwriting input is looked like, and the handwriting input unit is divided into following three hand-written blocks:
The Chinese hand-writing block: the square of bottom is used for handwriting input Chinese character and Chinese punctuation, this block has been done further to divide, having in length and breadth, two lines make square be matts shape, hand-written employing natural writing mode, in the middle of Chinese character writes on, promptly line longitudinally must be crossed in a Chinese character, and punctuation mark writes on one side, and promptly Chinese punctuation then can not be crossed line longitudinally.When this block is write, corresponding character set and Chinese punctuation character set are selected, write and finish, the zone at a judgment unit judges handwriting place, thereby further select is character set or Chinese phonetic alphabet set, when judging is that any set is just discerned handwriting with this set, and the character that identifies can be according to prioritization, input for you to choose.
The English block: the rectangle frame of top left is used to import English upper and lower case letter, this block has been done further to divide, and on the display, having two horizontal lines that this rectangle frame is divided equally is three parts, regular with what conveniently write, reality sees it is to be divided into two parts from the identification range of correspondence, promptly goes up the top three/part in district and following 2/3rds parts of inferior segment, all letters all can occupy inferior segment, but the b of capitalization English letter and small letter, d, f, h, i, j, k, l, t also occupies the district, so just English upper and lower case letter is divided into two identification ranges, and one is the b of capitalization English letter and small letter, d, f, h, i, j, k, l, t, another is other lowercases, this division is enough to discern C and the c that capital and small letter is obscured easily, O and o, S and s, V and v, W and w, Z and z etc. because they belong to two identification ranges respectively, finish when writing, the zone that the judgment unit judges handwriting is shared selects corresponding identification range to discern then.
Other symbol blocks: comprise arabic numeral and sign of operation, the character that this block writes is directly discerned with corresponding characters set, and recognition result according to prioritization.
Example 2:, a kind of hand input device of special use.Adopted multiple handwriting input mode, handwriting can real-time showing on touch-screen, this device together with inputting interface as shown in Figure 3:
The 1st, the input text viewing area, promptly this device can be connected with computer, but also off-line working.
The 2nd, definite side switch is finished in the character input, and the affirmation that promptly general hand-written character has been imported pauses by time-delay and triggers, and at this side direction button is set, left hand holds this device, click this button with thumb, send the signal that the character input is finished, can save the stand-by period to system.
The 3rd, the hand-written block of English letter word, the set of this block corresponding characters comprises the English upper and lower case letter and with as a whole word, this block is write and is discerned as above-mentioned example 1 upper and lower case letter, and just identification range is bigger, comprises the character with English word position integral body.
The 4th, radical Chinese character hand-written block, this block corresponding characters set comprises incomplete Chinese character, as stroke and radical.
The 5th, the hand-written block of Chinese character speech, this block correspondence be to be whole character set with the Chinese character speech, comprise monosyllabic word and multi-character words.
The 6th, stroke predictive input mode Chinese character hand-written block, this block is used for the stroke of handwriting input encoding of Chinese stroke itself, the stroke of an according to stroke order hand-written Chinese character, form association function with the definite Chinese character of the hand-written block input of Chinese character speech, thereby replace the handwriting input of whole Chinese character with one or several stroke of a Chinese character.
The 7th, the hand-written block of spelling associative Chinese character, this block is used for the phonetic alphabet of handwriting input Chinese character spelling coding itself, form association function with definite Chinese character, thereby replace the handwriting input of whole Chinese character with one or several letter of a phonetic transcriptions of Chinese characters with the hand-written block input of Chinese character speech.
The 8th, the hand-written block of the style of brushwork, the style of brushwork of this block correspondence is selected to be provided with: realize the space function with little square, realize back space function with short-term from right to left, realize delete function with short-term from left to right, with a realization carriage return function.
The 9th, the hand-written block of arabic numeral and punctuation mark because arabic numeral and punctuation mark shape are with distinct contrast, distinguish easily, and Arabic notation very little, discerns so form a character set with punctuation mark.
The 10th, the hand-written block of special symbol, this block correspondence be some special symbols such as asterisk, pound sign, percentage sign, greater-than sign, the number of equaling.
Claims (10)
1. the hand input device of a character and input method comprise input block and recognition unit, and input block receives multiple hand-written character, and recognition unit is discerned hand-written character according to selecteed character set in a plurality of character sets, it is characterized in that:
Input block is divided into a plurality of hand-written blocks, and a plurality of hand-written blocks are corresponding one by one with multiple character set: each hand-written block is used for the character of the corresponding character set of handwriting input;
A plurality of hand-written blocks are corresponding one by one with a plurality of order buttons, and each order button is identical with corresponding hand-written block size shape, and overlap with corresponding hand-written block;
When touching a specific hand-written block, hand or writing pencil also supress the order button corresponding with this hand-written block, when hand or writing pencil continue also to continue to push the order button corresponding with this hand-written block when a specific hand-written block is write, when leaving a specific hand-written block, hand or writing pencil also lifted and the corresponding order button of this hand-written block;
The effect of described order button is: just selected by next specific order button with this order button corresponding characters set, until press till other the order button.
2. the hand input device of a kind of character according to claim 1 and input method, it is characterized in that, described a plurality of hand-written block is corresponding one by one with multiple character set, a kind of character set wherein, refer to a kind of set of style of brushwork symbol, be the set that some simple characters are formed, a kind of practicality operation of text editing realized in each character.
3. the hand input device of a kind of character according to claim 2 and input method, it is characterized in that, described style of brushwork set comprises following symbol: little square, the short-term of turning left from the right side, short-term from left to right, point: wherein, realize the space function with little square, realize back space function with short-term from right to left, realize delete function, with a realization carriage return function with short-term from left to right.
4. the hand input device of a kind of character according to claim 1 and input method, it is characterized in that, described a plurality of hand-written block is corresponding one by one with multiple character set, and a kind of character set wherein refers to a kind of set of coded character composition of graphical symbol.
5. the hand input device of a kind of character according to claim 4 and input method is characterized in that, the set that the coded character of described a kind of graphical symbol is formed is meant the set that a kind of Chinese phonetic alphabet of spelling yard of Chinese character is formed.
6. the hand input device of a kind of character according to claim 4 and input method is characterized in that, the set that the coded character of described a kind of graphical symbol is formed is meant the set that a kind of Chinese-character stroke of stroke coding of Chinese character is formed.
7. the hand input device of a kind of character according to claim 1 and input method, it is characterized in that, described a plurality of hand-written block is corresponding one by one with multiple character set, and a kind of character set wherein refers to the set that a kind of character of finally importing is formed in the text carrier.
8. the hand input device of a kind of character according to claim 7 and input method, it is characterized in that, the set that described a kind of character of finally importing in the text carrier is formed refers to the set that a kind of letter of alphabetic writing and word are as a whole formed.
9. the hand input device of a kind of character according to claim 7 and input method is characterized in that, the set that described a kind of character of finally importing in the text carrier is formed refers to a kind of set of forming with Chinese character and Chinese character word as a whole.
10. the hand input device of a kind of character according to claim 1 and input method, it is characterized in that, described a plurality of hand-written block is corresponding one by one with multiple character set, a kind of character set has wherein been done again to divide more specifically, be divided into dissimilar characters, corresponding hand-written block also is divided into different zones, each zone is respectively applied for the more specific dissimilar character of input, judging unit be used to judge character script the writing position of hand-written block and under write the zone, to select character set more specifically.
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| CN 201110063584 CN102103434A (en) | 2011-03-09 | 2011-03-09 | Handwriting input device and method for characters |
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Cited By (3)
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| CN103019397A (en) * | 2011-09-20 | 2013-04-03 | 汉王科技股份有限公司 | Multilingual-mixing text line input method and device |
| CN103558925A (en) * | 2013-11-04 | 2014-02-05 | 陈丽珍 | Handwriting input method for supporting phrase inputting |
| CN103745202B (en) * | 2014-01-08 | 2017-04-05 | 宇龙计算机通信科技(深圳)有限公司 | Chinese characters recognition method and device during handwriting input |
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| CN101515211A (en) * | 2008-02-22 | 2009-08-26 | 汉王科技股份有限公司 | Handwriting input method, device and user terminal |
| CN101581992A (en) * | 2008-05-16 | 2009-11-18 | 鸿富锦精密工业（深圳）有限公司 | Touch screen device and input method thereof |
| CN101950578A (en) * | 2010-09-21 | 2011-01-19 | 北京奇艺世纪科技有限公司 | Method and device for adding video information and method and device for displaying video information |
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| US20090019400A1 (en) * | 2007-07-02 | 2009-01-15 | Ziosoft, Inc. | Medical image processing apparatus and program |
| CN101515211A (en) * | 2008-02-22 | 2009-08-26 | 汉王科技股份有限公司 | Handwriting input method, device and user terminal |
| CN101581992A (en) * | 2008-05-16 | 2009-11-18 | 鸿富锦精密工业（深圳）有限公司 | Touch screen device and input method thereof |
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Cited By (4)
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| CN103019397A (en) * | 2011-09-20 | 2013-04-03 | 汉王科技股份有限公司 | Multilingual-mixing text line input method and device |
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| CN103558925A (en) * | 2013-11-04 | 2014-02-05 | 陈丽珍 | Handwriting input method for supporting phrase inputting |
| CN103745202B (en) * | 2014-01-08 | 2017-04-05 | 宇龙计算机通信科技(深圳)有限公司 | Chinese characters recognition method and device during handwriting input |
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Application publication date: 20110622 |