CN101833411B - For the method and apparatus of person's handwriting input - Google Patents
For the method and apparatus of person's handwriting input Download PDFInfo
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- CN101833411B CN101833411B CN200910127458.2A CN200910127458A CN101833411B CN 101833411 B CN101833411 B CN 101833411B CN 200910127458 A CN200910127458 A CN 200910127458A CN 101833411 B CN101833411 B CN 101833411B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
- G06F3/04883—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/32—Digital ink
- G06V30/36—Matching; Classification
- G06V30/373—Matching; Classification using a special pattern or subpattern alphabet
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/28—Character recognition specially adapted to the type of the alphabet, e.g. Latin alphabet
- G06V30/287—Character recognition specially adapted to the type of the alphabet, e.g. Latin alphabet of Kanji, Hiragana or Katakana characters
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- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
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- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Processing Or Creating Images (AREA)
- User Interface Of Digital Computer (AREA)
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Abstract
Disclose a kind of method and apparatus for person's handwriting input.The method can comprise step: the person's handwriting receiving input; Split the person's handwriting received, to obtain one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance; And utilize segmentation figure to cover each cutting unit.
Description
Technical field
The present invention relates to information input technology, and relate to the method and apparatus for person's handwriting input particularly.
Background technology
At present, most of touch apparatus (such as having the mobile device of touch-screen) all has larger screen, and it can detect and show the position of the person's handwriting of input continuously, thus user can write multiple word at every turn on screen.Contrast with the input of character one by one, usually above-mentioned continuous input is called the input of continuous person's handwriting.In order to obtain the physical meaning of the person's handwriting that these input continuously, these person's handwritings inputted continuously should be split and be identified as the cutting unit that one or more has practical significance.The technology of the person's handwriting of a lot of this segmentation and the continuous input of identification has been there is in prior art.
But, according to prior art, when user writes on person's handwriting input equipment, user can not know what kind of segmentation the person's handwriting of input has been carried out by this equipment, thus also cannot edit the result after segmentation, delete, copy easily, the operation such as stickup.
Therefore, this area need especially a kind of can present continuously input person's handwriting segmentation to user after result and be convenient to the technical scheme that user modifies to the result after segmentation.
Summary of the invention
For above problem, the present invention has aimed to provide a kind of method for person's handwriting input and has changed standby.
According to a first aspect of the invention, provide a kind of method for person's handwriting input, the method can comprise: the person's handwriting receiving input; Split the person's handwriting received, to obtain one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance; And utilize segmentation figure to cover each cutting unit.
According to a second aspect of the invention, provide a kind of equipment for person's handwriting input, this equipment can comprise: receiving trap, is configured to the person's handwriting receiving input; Segmenting device, the person's handwriting be configured to receiving is split, and to obtain one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance; And cladding system, be configured to utilize segmentation figure to cover each cutting unit.
According to a third aspect of the invention we, provide a kind of electronic equipment, this electronic equipment comprises the above-mentioned equipment for person's handwriting input.
According to a forth aspect of the invention, provide a kind of mobile device, this equipment can comprise: storer, and it stores computer instruction; Processor, when it is configured to perform the above-mentioned instruction from storing, realizes following steps: the person's handwriting receiving input; Split the person's handwriting received, to obtain one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance; And utilize segmentation figure to cover each cutting unit.
According to a fifth aspect of the invention, a kind of computer-readable storage medium is provided, it stores computer instruction, when described computer instruction is performed, realize following steps: the person's handwriting received is split, to obtain one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance; And utilize segmentation figure to cover each cutting unit.
According to embodiments of the invention, each cutting unit after inputting person's handwriting segmentation is continuously coated with segmentation figure respectively.Each segmentation of display figure such as shades of colour, brightness, flicker can be utilized.When needs are modified to cutting unit, can choose and the segmentation figure of high brightness display selection, and various operation is carried out to corresponding cutting unit.
By the description of the following preferred implementation to the explanation principle of the invention, and by reference to the accompanying drawings, other features of the present invention and advantage will be apparent.
Accompanying drawing explanation
By below in conjunction with the description of the drawings, and understand more comprehensively along with to of the present invention, other objects of the present invention and effect will become clearly and easy to understand, wherein:
Fig. 1 is the process flow diagram of the method for person's handwriting input according to one embodiment of the present of invention;
Fig. 2 a and Fig. 2 b is the schematic diagram according to the method for person's handwriting input embodiment illustrated in fig. 1;
Fig. 3 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention;
Fig. 4 a and Fig. 4 b is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 3;
Fig. 5 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention;
Fig. 6 a and Fig. 6 b is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 5;
Fig. 7 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention;
Fig. 8 a to Fig. 8 c is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 7;
Fig. 9 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention;
Figure 10 a to Figure 10 c is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 9;
Figure 11 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention;
Figure 12 a to Figure 12 c is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 11;
Figure 13 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention;
Figure 14 a and Figure 14 b is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 13;
Figure 15 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention; And
Figure 16 is the block scheme of the equipment for person's handwriting input according to an alternative embodiment of the invention.
In all above-mentioned accompanying drawings, identical label represents to have identical, similar or corresponding feature or function.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the present invention be explained in more detail and illustrate.Should be appreciated that drawings and Examples of the present invention only for exemplary effect, not for limiting the scope of the invention.
For the sake of clarity, first the term used in the present invention is done to explain.
1. person's handwriting
Person's handwriting is one or more markings that user inputs on the touchscreen.Person's handwriting can be such as symbol, user-defined figure or form etc. in the character of orient characters, western language character, punctuation mark, formula.
Person's handwriting can be made up of one or more point, wherein each point can utilize multiple known technology to represent, comprise and utilize Cartesian coordinates (such as (x, y)), polar coordinates (such as (r, θ)), three-dimensional coordinate (such as (x, y, z), (r, θ, t) and (x, y, t (time)) etc.), four-dimensional coordinate (such as (x, y, z, t), (r, θ, ρ, t) etc.) and other technologies well known in the art.The position of person's handwriting can comprise the two dimension of the point of all composition person's handwritings, three-dimensional or four-dimensional coordinate, can also comprise the size in the region determined by the outermost points of person's handwriting being connected successively, determined region can be such as the minimum rectangle, smallest circular, minimum ellipse shape etc. of the point that can cover all composition person's handwritings.
2. cutting unit
Cutting unit is defined as one group of person's handwriting of practical significance.Cutting unit such as can be undertaken splitting and identifying obtaining by utilizing various partitioning algorithm to identify the handwriting.There is the multiple person's handwriting to input in prior art split and identify the practical algorithm of one or more cutting unit obtaining having practical significance.The present invention can adopt any partitioning algorithm that is existing or future split input person's handwriting and identify, does not too much repeat, in order to avoid obscure emphasis of the present invention at this.
When the person's handwriting in cutting unit is deleted, cutting unit can be empty.
3. segmentation figure
Segmentation figure is can the figure of cover handwriting at least partly, and preferably, segmentation figure is the figure of whole cover handwriting.Segmentation figure can determine according to the position of person's handwriting, such as, can determine the coordinate of segmentation figure, and can determine the size of segmentation figure according to the region of the point that can cover all composition person's handwritings according to the coordinate of the point of composition person's handwriting.
Segmentation figure can have various different shape, such as, and circle, ellipse, triangle, rectangle, polygon, irregularly shaped or other any shapes.
Shades of colour, different gray scales, different flashing state can be utilized to present segmentation figure, also can use above-mentioned color, brightness and flicker combination to present segmentation figure.When split figure selected time, can utilize aforesaid way and other can mode give prominence to the segmentation figure presenting and choose.
It should be noted, the equipment for person's handwriting input of the embodiment of the present invention can be any equipment with person's handwriting input capability, such as writing input board etc., and may be used for mobile phone, personal digital assistant, personal computer and other electronic equipments.
Fig. 1 is the process flow diagram of the method for person's handwriting input according to one embodiment of the present of invention.Fig. 2 a and Fig. 2 b is the schematic diagram according to the method for person's handwriting input embodiment illustrated in fig. 1.
First, in step 101 place, receive the person's handwriting of input.The person's handwriting of input is such as user utilizes one group of notes of finger or input pen input continuously on the touch-screen of mobile device.
Particularly, in an embodiment of the present invention, person's handwriting can be inputted on the device supporting the input of continuous person's handwriting.In the present embodiment, the person's handwriting of user's input can be " women's heptathlon " as shown in Figure 2 a.
In step 102 place, the person's handwriting received is split, to obtain one or more cutting unit.
Any person's handwriting dividing method of the prior art can be utilized to split the person's handwriting received continuously on the touchscreen, to obtain the cutting unit that one or more has practical significance.Partitioning algorithm is existing, does not too much repeat at this.
In the present embodiment, such as the person's handwriting " women's heptathlon " received is divided into six cutting units comprising " female ", " son ", " seven ", " item ", " entirely ", " energy " respectively.
In step 103 place, utilize segmentation figure to cover each cutting unit.
According to an illustrative examples of the present invention, first, the position of the person's handwriting in cutting unit is obtained.Such as, according to the coordinate of the point of the person's handwriting comprised in the cutting unit of " female ", the particular location of the person's handwriting in this cutting unit can be obtained.
Secondly, segmentation figure is determined based on obtained position.
Such as, according to the point of person's handwriting in composition cutting unit, can determine: the border of person's handwriting, the center of gravity of person's handwriting, can the minimum rectangle of cover handwriting or ellipse, etc.The figure that can cover the person's handwriting in this cutting unit at least partly can be determined thus, and the coordinate of this figure can be determined according to the coordinate of the point of composition person's handwriting.Like this, the segmentation figure for covering this cutting unit can be obtained.
Alternatively, circle that figure can be at least partly each cutting unit of covering, ellipse, triangle, rectangle, polygon, irregularly shaped etc. is split.More alternatively, splitting figure is the figure all covering the person's handwriting in cutting unit.
After this, use the described segmentation figure determined to cover cutting unit.
It should be noted, map combining will be split on cutting unit, and do not mean that certain user can see this overwrite procedure.On the contrary, this covering step can be carried out on backstage, and can only for cutting unit and segmentation figure thereof being associated.
Then the flow process of Fig. 1 terminates.
Alternatively, the method for person's handwriting input of the present invention can also comprise the step presenting segmentation figure.Segmentation figure can be rendered as different colors, brightness, flicker or its combination.Such as, the segmentation figure covering each cutting unit can be rendered as blue ellipse.
Usually, at the end of user inputs person's handwriting, can automatically select first cutting unit to be selected cutting unit.User also can carry out by clicking segmentation figure the cutting unit that selected this segmentation figure covers according to the needs of oneself.In addition, when splitting figure and being selected, selected segmentation figure can be carried out outstanding presenting.Such as, when the cutting unit comprising " female " is selected, this cutting unit is rendered as pink, thus clearly and to conclusively show this cutting unit current selected.
Alternatively, the method for person's handwriting input of the embodiment of the present invention can also comprise and utilizes segmentation figure to revise the step of cutting unit.Can revise cutting unit in several ways, such as Fig. 3, Fig. 5, Fig. 7, Fig. 9, Figure 11 and Figure 13 respectively illustrate and utilize segmentation figure to revise several embodiments of cutting unit, are specifically described below to these embodiments.
Fig. 3 is the process flow diagram of the method for revising cutting unit according to one embodiment of the present of invention.In this embodiment, by the person's handwriting that directly input is new on the segmentation figure of a cutting unit, person's handwriting original in this cutting unit is replaced with new person's handwriting.Fig. 4 a and Fig. 4 b is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 3.
First, in step 301 place, be received in the person's handwriting that segmentation figure inputs.
In the present embodiment, suppose to exist six cutting units comprising " female ", " son ", " seven ", " item ", " entirely ", " energy " respectively.When user's desired modifications comprises the cutting unit of " entirely ", user directly can input new person's handwriting, such as " no " on the segmentation figure covering this cutting unit, and first need not delete the person's handwriting in this cutting unit.At this moment, receive the person's handwriting that this segmentation figure inputs, namely receive " no " this person's handwriting of new input, as shown in fig. 4 a.
In step 302 place, delete the person's handwriting in this cutting unit.
In step 303 place, using the person's handwriting of reception as the person's handwriting in this cutting unit.
As shown in Figure 4 b, after execution of step 302 and step 303, the person's handwriting (that is, " entirely ") originally comprised in cutting unit has been replaced by new person's handwriting (that is, " no ").
Then the flow process of Fig. 3 terminates.
By the embodiment shown in Fig. 3, in officely what is the need for when wanting, user can by segmentation figure directly input person's handwriting revise by this segmentation figure person's handwriting in the cutting unit that covers, and do not need to click other function keys and carry out complex operations, thus be convenient for users to operate and improve Consumer's Experience.
Fig. 5 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention.In this embodiment, by determining whether the person's handwriting that receives from a segmentation figure is delete identifier, determine whether deleting original person's handwriting in the cutting unit that this segmentation figure covers.
Deleting identifier is symbol for performing deletion action, is when deleting identifier when what determine to receive on a certain segmentation figure, then delete the person's handwriting in the cutting unit that this segmentation figure covers.It can be predefined for deleting identifier, and is stored in the storer that can access of equipment for person's handwriting input of the present invention.Deleting identifier can be any symbol, comprising: punctuation mark, such as cross ("×"), check the number (" √ "), oblique line ("/" or " ") etc.; Character, such as, character etc. in orient characters or western language; And user-defined figure; Etc..
Fig. 6 a and Fig. 6 b is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 5.
First, in step 501 place, be received in the person's handwriting that segmentation figure inputs.
In the present embodiment, suppose to exist six cutting units comprising " female ", " son ", " seven ", " item ", " entirely ", " energy " respectively.When user wishes to delete " entirely " this person's handwriting, user directly can input the specific person's handwriting with predefined deletion identifier match on the segmentation figure that covering comprises the cutting unit of person's handwriting " entirely ", and need not click or select other function keys to carry out such deletion.
In this step, person's handwriting that the segmentation figure of the cutting unit of " entirely " receives is comprised as shown in Figure 6 a from covering.
In step 502 place, determine whether the person's handwriting received mates with predefined deletion identifier.
In the present embodiment, suppose that predefined deletion identifier is cross ("×").In this step, then need to determine whether received person's handwriting as shown in Figure 6 a mates with predefined deletion identifier (i.e. cross "×").There is the multiple method whether a person's handwriting mates with a symbol of determining in prior art, the method such as used in the identification of handwritten word, character match, handwriting verification, does not too much repeat at this.
When determining person's handwriting and the predefined deletion identifier match received, what namely determine that user wishes execution is deletion action, then proceed to step 503.Otherwise, think that user wishes that in the cutting unit covered by segmentation figure, original person's handwriting replaces with the person's handwriting of new input, and proceed to step 504.
In step 503 place, delete the person's handwriting in the person's handwriting and cutting unit received.
After execution step 503, the person's handwriting (i.e. " entirely ") in cutting unit is deleted, and the person's handwriting (i.e. cross) of the user's input received is also deleted.Like this, the segmentation figure covering this cutting unit does not present any person's handwriting, now cutting unit is empty, as shown in Figure 6 b.
As mentioned above, when determining that the person's handwriting received does not mate with predefined deletion identifier, method flow forwards step 504 to.In step 504 place, delete the person's handwriting in this cutting unit.
In step 505 place, using the person's handwriting of reception as the person's handwriting in this cutting unit.
Step 504, step 505 and step 302, step 303 are similar, and after execution of step 504 and step 505, the person's handwriting originally comprised in cutting unit is replaced by the person's handwriting of reception.
Then the flow process of Fig. 5 terminates.
By the embodiment shown in Fig. 5, user can by segmentation figure directly the specific person's handwriting of input delete by this segmentation figure person's handwriting in the cutting unit that covers, and do not need to click other function keys and carry out complex operations, thus be convenient for users to operate and improve Consumer's Experience.
Fig. 7 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention.The present embodiment is when a cutting unit is for time empty, if user have input new person's handwriting on the segmentation figure covering this cutting unit, then obtains new cutting unit and corresponding segmentation figure by splitting this person's handwriting.Also namely, the new cutting unit obtained and segmentation figure is utilized to come alternative former cutting unit and segmentation figure.
Fig. 8 a to Fig. 8 c is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 7.Shown in Fig. 8 a be perform Fig. 7 method before scene, illustrated therein is two the segmentation figure covering two cutting units respectively, wherein first cutting unit is empty, second cutting unit comprises person's handwriting " board ", therefore the segmentation figure covering first cutting unit does not present person's handwriting, and the segmentation figure covering second cutting unit presents person's handwriting " board ".
In step 701 place, be received in the person's handwriting that segmentation figure inputs.
In this embodiment, suppose user it is desired that " gold medal and silver medal ", and user have input person's handwriting as shown in Figure 8 b on the segmentation figure of covering first cutting unit, then receive the person's handwriting covered on the segmentation figure of first cutting unit shown in Fig. 8 b in step 701.
In step 702, delete cutting unit and segmentation figure.
In the present embodiment, do not need original cutting unit and cover segmentation figure on this cutting unit, but again the person's handwriting received is split and obtain new cutting unit, and determine corresponding segmentation figure.Therefore, original cutting unit and corresponding segmentation figure is deleted in this step.
In step 703, the person's handwriting received is split, to obtain one or more new cutting unit.
Step 703 is similar with step 102, and multiple person's handwriting dividing method of the prior art can be utilized to split the person's handwriting received.In the present embodiment, the person's handwriting of reception is divided into two cutting units comprising " gold " and " silver " respectively.
In step 704, determine the segmentation figure covered on new cutting unit.
In step 705, use the segmentation figure determined to cover new cutting unit.
Step 704 and step 705 and step 103 similar, being all the segmentation figure that position by obtaining the person's handwriting in cutting unit is determined to cover on new cutting unit, then using determined segmentation figure to cover cutting unit.
Various ways can be utilized to determine segmentation figure.Such as, segmentation figure can be determined based on the position of the person's handwriting in cutting unit, specifically, the coordinate of segmentation figure can be determined according to the coordinate of the point of composition person's handwriting, and determine the size of segmentation figure according to the region of the point that can cover all composition person's handwritings.
In step 706, present the segmentation figure covering new cutting unit.
As shown in Figure 8 c, in the embodiment of Fig. 7, be rendered as two ellipses by covering the segmentation figure comprising the new cutting unit of " gold " and " silver " two respectively.
Then the flow process of Fig. 7 terminates.
Method for revising cutting unit of the present invention can also comprise logical relation setting steps, and wherein logical relation can be sequencing relation, also can be other logical relations (relations expressed in such as mathematical formulae).Logical relation setting steps such as can specifically, by the logical relation of the cutting unit of deletion relative to the cutting unit be not modified, as the logical relation of new cutting unit relative to the cutting unit be not modified.Like this, comprising the new cutting unit of " gold " and " silver " two relative to the logical relation of the cutting unit comprising " board " is that the former order is before the latter, thus when identifying the person's handwriting in each cutting unit, recognition result is " gold " → " silver " → " board ", instead of recognition result " board " → " gold " → " silver " obtained according to writing time order simply.
Fig. 9 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention.
Figure 10 a to Figure 10 c is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 9.Before the method performing Fig. 9, user have input person's handwriting " women's heptathlon ", and by the method for person's handwriting input of the present invention, this person's handwriting being carried out segmentation and obtains some cutting units, further defining the segmentation figure for covering each cutting unit.Figure 10 a shows six cutting units, and they are coated with corresponding segmentation figure respectively, and wherein first cutting unit comprises person's handwriting " female ", and second cutting unit comprises person's handwriting " son ".
In step 901, receive the person's handwriting of input.
In the present embodiment, as shown in fig. lob, the person's handwriting of user's input is the curve being similar to circle, and this curve can be non-closed curve, also can be closed curve.
In step 902, determine whether the person's handwriting received surrounds the person's handwriting at least two cutting units.
In embodiments of the present invention, the implication of term " encirclement " is: when making the person's handwriting received become closed curve, at least comprise a part of point of person's handwriting in cutting unit in this closed curve.
In this step, first judging when making the person's handwriting received close, in the closed curve obtained, whether comprising the person's handwriting in cutting unit; Then judge whether the person's handwriting comprised belongs to two or more cutting unit.If the person's handwriting received surrounds the person's handwriting at least two cutting units, then proceed to step 903; Otherwise flow process terminates.
In this embodiment, the person's handwriting of reception encloses person's handwriting " female " and person's handwriting " son " completely, and person's handwriting " female " and person's handwriting " son " belong to different cutting units respectively.Therefore, determine that the person's handwriting received surrounds the person's handwriting in two cutting units.
In another embodiment, in a part for a part for person's handwriting " female " and person's handwriting " son " can only be enclosed in by the person's handwriting of reception respectively.When this part is surrounded, because a part for person's handwriting " female " and a part for person's handwriting " son " belong to different cutting units all separately, therefore can determine that the person's handwriting received surrounds the person's handwriting in two cutting units equally.
In step 903 place, delete the segmentation figure of at least two cutting units described in covering.
In step 904 place, the person's handwriting of encirclement is merged into a new cutting unit.
In step 905 place, determine covering the segmentation figure on new cutting unit.
Step 904 and step 905 and step 103 similar, being all the segmentation figure that position by obtaining the person's handwriting in cutting unit is determined to cover on new cutting unit, then using determined segmentation figure to cover cutting unit.
In step 906 place, use the segmentation figure determined to cover new cutting unit.
In step 907 place, present the segmentation figure covering new cutting unit.
As shown in figure l oc, segmentation figure covering being comprised the new cutting unit of " good " is rendered as an ellipse and is rendered as current selected.
Then the flow process of Fig. 9 terminates.
Figure 11 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention.
Figure 12 a to Figure 12 c is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 11.Before the method performing Figure 11, user have input person's handwriting " good heptathlon ", and by the method for person's handwriting input of the present invention, this person's handwriting being carried out segmentation and obtains some cutting units, further defining the segmentation figure for covering each cutting unit.Figure 12 a shows five cutting units, and they are coated with corresponding segmentation figure respectively, and wherein first cutting unit comprises person's handwriting " good ".
In step 1101 place, receive the person's handwriting of input.
In the present embodiment, as shown in Figure 12b, the person's handwriting of user's input is the curve being similar to circle, and this curve can be non-closed curve, also can be closed curve.
In step 1102 place, determine whether the person's handwriting received only surrounds a part of person's handwriting in a cutting unit.
In this step, first judging when making the person's handwriting received close, in the closed curve obtained, whether comprising person's handwriting; Then judge whether the person's handwriting comprised only belongs to a cutting unit.If the person's handwriting received only surrounds a part of person's handwriting in a cutting unit, then proceed to step 1103; Otherwise flow process terminates.
In this embodiment, the person's handwriting of reception encloses the left-half in person's handwriting " good ", and it only belongs to this cutting unit comprising person's handwriting " good ".Therefore, determine that the person's handwriting received only surrounds a part of person's handwriting in a cutting unit.
In step 1103, delete the segmentation figure covering described cutting unit.
In step 1104, described cutting unit is divided into two new cutting units, one of them new cutting unit comprises described a part of person's handwriting, and another new cutting unit comprises residue person's handwriting.
In the present embodiment, first new cutting unit comprises person's handwriting " female ", and second new cutting unit comprises person's handwriting " son ".
In step 1105 place, determine covering the segmentation figure on each new cutting unit.
In step 1106 place, use the segmentation figure determined to cover each new cutting unit.
In step 1107 place, present the segmentation figure covering each new cutting unit.
As shown in fig. 12 c, segmentation figure covering being comprised the new cutting unit of person's handwriting " female " is rendered as an ellipse, and segmentation figure covering being comprised the new cutting unit of person's handwriting " son " is rendered as another ellipse.
Then the flow process of Figure 11 terminates.
Figure 13 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention.In this embodiment, by determining whether the person's handwriting received from a segmentation figure is choose identifier, choose one or more cutting units that the one or more segmentation figures relevant to this person's handwriting cover, to unify amendment to the person's handwriting in these cutting units.
Choosing identifier to be for performing the symbol choosing operation, being when choosing identifier when what determine to receive on a certain segmentation figure, then choosing one or more cutting units that the one or more segmentation figures relevant to this person's handwriting cover.Choose identifier can be predefined, and be stored in the storer that can access of equipment for person's handwriting input of the present invention.Choose identifier can be any symbol, comprising: punctuation mark, such as tilde
underscore (" _ "), double underline
deng; Character, such as, character etc. in orient characters or western language; And, user-defined figure; Etc..
Figure 14 a and Figure 14 b is the schematic diagram according to the method for revising cutting unit embodiment illustrated in fig. 13.
In step 1301 place, receive the person's handwriting of input.
In the present embodiment, suppose to exist six cutting units comprising " female ", " son ", " seven ", " item ", " entirely ", " energy " respectively.When user wish by comprise " female ", " son ", " seven ", " item " four cutting units disposable choose time, user can directly input and the predefined specific person's handwriting choosing identifier match on the segmentation figure covering these four cutting units, and need not click or select other function keys to carry out such choosing operation.
In this step, the person's handwriting of reception as shown in figures 14a.
In step 1302 place, determine whether the person's handwriting received mates with predefined identifier of choosing.
In the present embodiment, suppose that predefined identifier of choosing is underscore (" _ ").In this step, then need to determine whether received person's handwriting as shown in figures 14a mates with predefined identifier (i.e. underscore) of choosing.There is the multiple method whether a person's handwriting mates with a symbol of determining in prior art.Too much do not repeat at this.
If coupling, namely determine user wish perform be choose operation, then proceed to step 1303; Otherwise flow process terminates.
In step 1303 place, determine the segmentation figure chosen according to the person's handwriting received.
In the present embodiment, the person's handwriting that user inputs have passed through four segmentation figure that covering comprises " female ", " son ", " seven ", " item " these four cutting units, therefore determines that chosen segmentation figure is above-mentioned four segmentation figure, as shown in fig. 14b.
In step 1304, delete the person's handwriting received.
In step 1305, the person's handwriting in the cutting unit cover the segmentation figure chosen carries out unifying amendment.Then flow process terminates.
As mentioned above, if determine that the person's handwriting received does not mate with predefined identifier of choosing, then flow process terminates.
In other embodiments, the person's handwriting of the user's input received can not contact with segmentation figure.Any up and down side of the starting point coordinate in the person's handwriting received and end point coordinate and this person's handwriting can form a scope set.The position of the person's handwriting in each cutting unit and the scope of this setting are compared, when the coordinate of the point of the person's handwriting had in a cutting unit falls into this scope, then can determine that this cutting unit comprising this person's handwriting is selected.
Figure 15 is the process flow diagram of the method for revising cutting unit according to an alternative embodiment of the invention.In this embodiment, by determine the person's handwriting that receives with which/which segmentation figure is relevant, chooses this/cutting unit that covers of these segmentations figure, to unify to revise to the person's handwriting in these cutting units.With the embodiment shown in Figure 13 unlike, in the present embodiment, not needing predefine to choose identifier, not needing the person's handwriting of reception to mate with choosing identifier yet.
In step 1501, receive the person's handwriting of input.
In step 1502, determine that the person's handwriting received is relevant to which segmentation figure.
" be correlated with " and can numerous embodiments be had, such as: the position of the point that the person's handwriting of reception comprises is in the region of segmentation figure, then this person's handwriting is split figure therewith and is correlated with; Or the position of point that the person's handwriting of reception comprises and the minimum distance of segmentation figure are less than predetermined threshold, then this person's handwriting is split figure therewith and is correlated with; Or the person's handwriting in the cutting unit that the person's handwriting of reception and segmentation figure cover intersects, then this person's handwriting split therewith figure be correlated with; Etc..
In step 1503, amendment is unified to the cutting unit that relevant segmentation figure covers.
Then the flow process of Figure 15 terminates.
Figure 16 is the block scheme of the system for person's handwriting input according to an alternative embodiment of the invention.This equipment 1600 can comprise: receiving trap 1610, segmenting device 1620 and cladding system 1630.
Receiving trap 1610 may be used for the person's handwriting receiving input.Wherein, person's handwriting can be any region input at writing input board, also can input on segmentation figure.Person's handwriting can be symbol, user-defined figure or form in the character of orient characters, western language character, punctuation mark, formula.
The person's handwriting that segmenting device 1620 may be used for receiving is split, and to obtain one or more cutting unit, wherein each cutting unit is also defined as one group of pen of practical significance.
Cladding system 1630 may be used for utilizing segmentation figure to cover each cutting unit.Cladding system can comprise: for obtaining the device of the position of the person's handwriting in this cutting unit; For based on this position, the figure that can cover this person's handwriting is at least partly defined as the device of this segmentation figure; And for use this to determine segmentation figure to cover the device of this cutting unit.Preferably, segmentation figure can be the figure all covering this person's handwriting.
Equipment 1600 can also comprise: present device 1640.Present device 1640 to may be used for utilizing color, brightness, flicker or its combination to present this segmentation figure.Present device can also be used for giving prominence to the segmentation figure presenting this and choose when segmentation figure is selected.Segmentation figure can be rendered as circle, ellipse, triangle, rectangle, polygon or irregularly shaped.
Equipment 1600 can also comprise: modifier 1650.Modifier 1650 may be used for by choosing the segmentation figure covering cutting unit to modify to this cutting unit.
Modifier 1650 can comprise: for deleting the device of the person's handwriting in this cutting unit; And for the person's handwriting that will receive as the device of the person's handwriting in this cutting unit.
Modifier 1650 can comprise: for determining the device whether person's handwriting received mates with predefined deletion identifier; And for the device of the person's handwriting in the person's handwriting of deleting reception in the event of a match and this cutting unit.
Modifier 1650 can comprise: for deleting the device of this cutting unit and this segmentation figure; For splitting to the person's handwriting received the device obtaining one or more new cutting unit; For determining the device of the segmentation figure covered on new cutting unit; For using the segmentation figure determined to cover the device of new cutting unit; And for presenting the device of the segmentation figure covering new cutting unit.This modifier can also comprise: for by the logical relation of the cutting unit of deletion relative to the cutting unit be not modified, as the device of new cutting unit relative to the logical relation of the cutting unit be not modified.
Modifier 1650 can comprise: for surrounding the person's handwriting at least two cutting units at the person's handwriting received, delete cover these at least two cutting units segmentation figure, the person's handwriting of encirclement merged into a new cutting unit, determine covering segmentation figure on new cutting unit, use the segmentation figure determined to cover new cutting unit and to present the device of the segmentation figure covering new cutting unit.
Modifier 1650 can comprise: the device of operation below performing for only surrounding a part of person's handwriting in a cutting unit at the person's handwriting received: delete the segmentation figure covering this cutting unit; This cutting unit is divided into two new cutting units, one of them new cutting unit comprises this part of person's handwriting, and another new cutting unit comprises residue person's handwriting; Determine covering the segmentation figure on each new cutting unit; Use the segmentation figure determined to cover each new cutting unit; And present the segmentation figure covering each new cutting unit.
Modifier 1650 can comprise: for determining the person's handwriting of reception and the predefined device choosing identifier whether to mate; For in the event of a match, determine that the person's handwriting in the segmentation figure chosen, the person's handwriting deleting reception and the cutting unit covered by the segmentation figure chosen carries out unifying the device of amendment according to the person's handwriting received.
Modifier 1650 can comprise: for determining the device that the person's handwriting of reception is relevant to which segmentation figure; Cutting unit for covering relevant segmentation figure unifies the device revised.
The invention still further relates to a kind of person's handwriting input mobile terminal, comprising the storage medium storing following program code: for receiving the program code of the person's handwriting of input; For splitting to the person's handwriting received the program code obtaining one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance; And for utilizing segmentation figure to cover the program code of each cutting unit.
The present invention also provides a kind of electronic equipment, and this electronic equipment comprises the above-mentioned equipment for person's handwriting input.
The present invention also provides a kind of electronic equipment, and this equipment can comprise: storer, and it stores computer instruction; Processor, when it is configured to perform the above-mentioned instruction from storing, realizes following steps: the person's handwriting receiving input; Split the person's handwriting received, to obtain one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance; And utilize segmentation figure to cover each cutting unit.
The present invention also provides a kind of computer-readable storage medium, it stores computer instruction, when described computer instruction is performed, realize following steps: the person's handwriting received is split, to obtain one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance; And utilize segmentation figure to cover each cutting unit.
Disclosed method of the present invention can realize in the combination of software, hardware or software and hardware.Hardware components can utilize special logic to realize; Software section can store in memory, and by suitable instruction execution system, such as microprocessor, personal computer (PC) or large scale computer perform.
One skilled in the art would recognize that and also can embody the present invention in computer program set on the signal bearing medium for any suitable data disposal system.This signal bearing medium can be transmission medium or the recordable media for machine sensible information, comprises magnetic medium, light medium or other suitable media.The example of recordable media comprises: the disk in hard disk drive or floppy disk, the CD for CD-ROM drive, tape, and those skilled in the art's other media thinkable.One skilled in the art would recognize that any communication terminal with suitable programmed device all can perform the step as the inventive method embodied in program product.
It should be noted that to make the present invention be easier to understand, description above eliminates to be known for a person skilled in the art and may to be required some ins and outs more specifically for realization of the present invention.In addition, it will be appreciated by those skilled in the art that according to actual needs, also can combine above-described embodiment, these all within the scope of the present invention.
There is provided the object of instructions of the present invention to be to illustrate and describing, instead of be used for exhaustive or limit the invention to disclosed form.For those of ordinary skill in the art, many modifications and changes are all apparent.
Therefore; selecting and describing embodiment is to explain principle of the present invention and practical application thereof better; and those of ordinary skill in the art are understood, under the prerequisite not departing from essence of the present invention, all modifications and change all fall within protection scope of the present invention defined by the claims.
Claims (30)
1., for a method for person's handwriting input, comprising:
Receive the person's handwriting of input;
Split the person's handwriting received, to obtain one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance;
Utilize segmentation figure to cover each cutting unit;
When splitting figure and being selected, give prominence to the segmentation figure chosen described in presenting; And
By choosing the segmentation figure covering cutting unit, described cutting unit is modified.
2. method according to claim 1, also comprises:
Color, brightness, flicker or its combination is utilized to present described segmentation figure.
3. method according to claim 1, wherein, utilizes segmentation figure to comprise to cover each cutting unit:
Obtain the position of the person's handwriting in described cutting unit;
Based on described position, the figure that can cover described person's handwriting is at least partly defined as described segmentation figure; And
Use the described segmentation figure determined to cover described cutting unit.
4. method according to claim 3, wherein, described segmentation figure is the figure all covering described person's handwriting.
5. the method according to any one of claim 1 to 4, wherein, described segmentation figure is circle, ellipse, triangle, rectangle, polygon or irregularly shaped.
6. method according to claim 1, wherein, cutting unit is modified and comprises:
Be received in the person's handwriting that described segmentation figure inputs;
Delete the person's handwriting in described cutting unit; And
Using the person's handwriting of reception as the person's handwriting in described cutting unit.
7. method according to claim 1, wherein, cutting unit is modified and comprises:
Be received in the person's handwriting that described segmentation figure inputs;
Determine whether the person's handwriting received mates with predefined deletion identifier; And
If coupling, then delete the person's handwriting in the person's handwriting of reception and described cutting unit.
8. method according to claim 1, wherein, cutting unit is modified and comprises:
Be received in the person's handwriting that described segmentation figure inputs;
Delete described cutting unit and described segmentation figure;
The person's handwriting received is split, to obtain one or more new cutting unit;
Determine the segmentation figure covered on new cutting unit;
Use the segmentation figure determined to cover new cutting unit; And
Present the segmentation figure covering new cutting unit.
9. method according to claim 8, also comprises:
By the logical relation of the cutting unit of deletion relative to the cutting unit be not modified, as the logical relation of new cutting unit relative to the cutting unit be not modified.
10. method according to claim 1, wherein, cutting unit is modified and comprises:
Receive the person's handwriting of input;
If the person's handwriting received surrounds the person's handwriting at least two cutting units, then
Delete the segmentation figure of at least two cutting units described in covering,
The person's handwriting of encirclement is merged into a new cutting unit,
Determine covering the segmentation figure on new cutting unit,
Use the segmentation figure determined to cover new cutting unit, and
Present the segmentation figure covering new cutting unit.
11. methods according to claim 1, wherein, cutting unit is modified and comprises:
Receive the person's handwriting of input;
If the person's handwriting received only surrounds a part of person's handwriting in a cutting unit, then
Delete the segmentation figure covering described cutting unit,
Described cutting unit is divided into two new cutting units, one of them new cutting unit comprises described a part of person's handwriting, and another new cutting unit comprises residue person's handwriting,
Determine covering the segmentation figure on each new cutting unit,
Use the segmentation figure determined to cover each new cutting unit, and
Present the segmentation figure covering each new cutting unit.
12. methods according to claim 1, wherein cutting unit is modified and comprise:
Receive the person's handwriting of input;
Determine whether the person's handwriting received mates with predefined identifier of choosing;
If coupling, then
The segmentation figure chosen is determined according to the person's handwriting received,
Delete the person's handwriting received,
Person's handwriting in the cutting unit cover the segmentation figure chosen carries out unifying amendment.
13. methods according to claim 1, wherein cutting unit is modified and comprise:
Receive the person's handwriting of input;
Determine that the person's handwriting received is relevant to which segmentation figure;
Amendment is unified to the cutting unit that relevant segmentation figure covers.
14. methods according to claim 1, wherein said person's handwriting is symbol, user-defined figure or form in the character of orient characters, western language character, punctuation mark, formula.
15. 1 kinds, for the equipment of person's handwriting input, comprising:
Receiving trap, is configured to the person's handwriting receiving input;
Segmenting device, the person's handwriting be configured to receiving is split, and to obtain one or more cutting unit, wherein each cutting unit is defined as one group of person's handwriting of practical significance; And
Cladding system, is configured to utilize segmentation figure to cover each cutting unit;
Present device, be configured to give prominence to when segmentation figure is selected the segmentation figure chosen described in presenting; And
Modifier, for covering the segmentation figure of cutting unit modify to described cutting unit by choosing.
16. equipment according to claim 15, the wherein said device that presents is configured to utilize color, brightness, flicker or its combination to present described segmentation figure further.
17. equipment according to claim 15, wherein said cladding system comprises:
For obtaining the device of the position of the person's handwriting in described cutting unit;
For based on described position, the figure that can cover described person's handwriting is at least partly defined as the device of described segmentation figure; And
For using the described segmentation figure determined to cover the device of described cutting unit.
18. equipment according to claim 17, wherein, described segmentation figure is the figure all covering described person's handwriting.
19. equipment according to any one of claim 15 to 18, wherein, described segmentation figure is circle, ellipse, triangle, rectangle, polygon or irregularly shaped.
20. equipment according to claim 15, wherein said receiving trap comprises the device for being received in the person's handwriting that described segmentation figure inputs, and described modifier comprises:
For deleting the device of the person's handwriting in described cutting unit; And
For the person's handwriting that will receive as the device of the person's handwriting in described cutting unit.
21. equipment according to claim 15, wherein said receiving trap comprises the device for being received in the person's handwriting that described segmentation figure inputs, and described modifier comprises:
For determining the device whether person's handwriting received mates with predefined deletion identifier; And
For deleting the device of the person's handwriting in the person's handwriting of reception and described cutting unit in the event of a match.
22. equipment according to claim 15, wherein said receiving trap comprises the device for being received in the person's handwriting that described segmentation figure inputs, and described modifier comprises:
For deleting the device of described cutting unit and described segmentation figure;
For splitting to the person's handwriting received the device obtaining one or more new cutting unit;
For determining the device of the segmentation figure covered on new cutting unit;
For using the segmentation figure determined to cover the device of new cutting unit; And
For presenting the device of the segmentation figure covering new cutting unit.
23. equipment according to claim 22, wherein said modifier also comprises:
For by the logical relation of the cutting unit of deletion relative to the cutting unit be not modified, as the device of new cutting unit relative to the logical relation of the cutting unit be not modified.
24. equipment according to claim 15, wherein said receiving trap comprises the device of the person's handwriting for receiving input, and described modifier comprises:
For surrounding the person's handwriting at least two cutting units at the person's handwriting received, delete the segmentation figure of at least two cutting units described in covering, the person's handwriting of encirclement merged into a new cutting unit, determine covering segmentation figure on new cutting unit, use the segmentation figure determined to cover new cutting unit and to present the device of the segmentation figure covering new cutting unit.
25. equipment according to claim 15, wherein said receiving trap comprises the device of the person's handwriting for receiving input, and described modifier comprises:
The device of operation below performing for only surrounding a part of person's handwriting in a cutting unit at the person's handwriting received:
Delete the segmentation figure covering described cutting unit;
Described cutting unit is divided into two new cutting units, one of them new cutting unit comprises described a part of person's handwriting, and another new cutting unit comprises residue person's handwriting;
Determine covering the segmentation figure on each new cutting unit;
Use the segmentation figure determined to cover each new cutting unit; And
Present the segmentation figure covering each new cutting unit.
26. equipment according to claim 15, wherein said receiving trap comprises the device of the person's handwriting for receiving input, and described modifier comprises:
For determining the person's handwriting of reception and the predefined device choosing identifier whether to mate;
For in the event of a match, determine that the person's handwriting in the segmentation figure chosen, the person's handwriting deleting reception and the cutting unit covered by the segmentation figure chosen carries out unifying the device of amendment according to the person's handwriting received.
27. equipment according to claim 15, wherein said receiving trap comprises the device of the person's handwriting for receiving input, and described modifier comprises:
For determining the device that the person's handwriting of reception is relevant to which segmentation figure;
Cutting unit for covering relevant segmentation figure unifies the device revised.
28. equipment according to claim 15, wherein said person's handwriting is symbol, user-defined figure or form in the character of orient characters, western language character, punctuation mark, formula.
29. 1 kinds of electronic equipments, comprise equipment according to claim 15.
30. electronic equipments according to claim 29, wherein said electronic equipment is mobile device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910127458.2A CN101833411B (en) | 2009-03-09 | 2009-03-09 | For the method and apparatus of person's handwriting input |
| PCT/CN2010/070929 WO2010102553A1 (en) | 2009-03-09 | 2010-03-09 | Method and apparatus for handwriting input |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910127458.2A CN101833411B (en) | 2009-03-09 | 2009-03-09 | For the method and apparatus of person's handwriting input |
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| CN101833411A CN101833411A (en) | 2010-09-15 |
| CN101833411B true CN101833411B (en) | 2015-09-16 |
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| CN200910127458.2A Expired - Fee Related CN101833411B (en) | 2009-03-09 | 2009-03-09 | For the method and apparatus of person's handwriting input |
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| CN (1) | CN101833411B (en) |
| WO (1) | WO2010102553A1 (en) |
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| CN103348307B (en) | 2010-12-08 | 2018-09-28 | 诺基亚技术有限公司 | User interface |
| JP5349645B1 (en) * | 2012-05-11 | 2013-11-20 | 株式会社東芝 | Electronic device and handwritten document processing method |
| CN104111914B (en) * | 2013-04-16 | 2017-09-12 | 北大方正集团有限公司 | A kind of document examines and revises method and device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101030261A (en) * | 2007-03-30 | 2007-09-05 | 无敌科技(西安)有限公司 | Method and system for discriminating handwriting characters |
| CN101183283A (en) * | 2007-12-04 | 2008-05-21 | 哈尔滨工业大学深圳研究生院 | Method for directly writing handwriting information |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09507937A (en) * | 1994-11-14 | 1997-08-12 | モトローラ・インコーポレーテッド | How to split handwriting input |
| JP2939147B2 (en) * | 1994-12-29 | 1999-08-25 | シャープ株式会社 | Handwritten character input display device and method |
| CN1173247C (en) * | 1999-01-13 | 2004-10-27 | 国际商业机器公司 | Hand written information processing system with user's interface for cutting characters |
| JP2004272377A (en) * | 2003-03-05 | 2004-09-30 | Ricoh Co Ltd | Device of character editing, character input/display device, method of character editing, program of character editing, and storage medium |
| JP2003337921A (en) * | 2003-06-23 | 2003-11-28 | Sharp Corp | Method for correcting recognized handwriting character |
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2009
- 2009-03-09 CN CN200910127458.2A patent/CN101833411B/en not_active Expired - Fee Related
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101030261A (en) * | 2007-03-30 | 2007-09-05 | 无敌科技(西安)有限公司 | Method and system for discriminating handwriting characters |
| CN101183283A (en) * | 2007-12-04 | 2008-05-21 | 哈尔滨工业大学深圳研究生院 | Method for directly writing handwriting information |
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| WO2010102553A1 (en) | 2010-09-16 |
| CN101833411A (en) | 2010-09-15 |
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