CN101539822B - Method and system for identifying handwriting area of touch screen - Google Patents
Method and system for identifying handwriting area of touch screen Download PDFInfo
- Publication number
- CN101539822B CN101539822B CN2009101051828A CN200910105182A CN101539822B CN 101539822 B CN101539822 B CN 101539822B CN 2009101051828 A CN2009101051828 A CN 2009101051828A CN 200910105182 A CN200910105182 A CN 200910105182A CN 101539822 B CN101539822 B CN 101539822B
- Authority
- CN
- China
- Prior art keywords
- handwriting
- character
- area
- time
- handwriting area
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Character Discrimination (AREA)
Abstract
The invention is applicable to the technical field of touch screens, and provides a method and a system for identifying the handwriting area of a touch screen, and touch screen equipment. The method comprises the following steps of: recording the handwriting of a hand-written character in the handwriting area; when the hand-written character in the first handwriting area jumps to other handwriting areas, judging that the character belongs to the first handwriting area according to that the writing time of the character still stays within the finishing time of writing the character or that thebody of the character is in the first handwriting area; and identifying the handwriting as the character in the first handwriting area. The system comprises a handwriting recording module used for recording the handwriting of the hand-written character in the handwriting area; a judging module used for judging that the character belongs to the first handwriting area according to that the writing time of the character still stays within the finishing time of writing the character or the body of the character is in the first handwriting area when the hand-written character in the first handwriting area jumps to other handwriting areas; an identification module used for identifying the handwriting as the character in the first handwriting area. The invention can accurately identify the standard character when the handwriting jumps a plurality of handwriting input areas.
Description
Technical field
The invention belongs to the touch screen technology field, relate in particular to a kind of handwriting area of touch screen recognition methods, system.
Background technology
Portable terminal, for example mobile phone, PDA etc. all need at least one to be used for importing the user interface of certain operations instruction, and the most general on the market user interface comprises physical keyboard, touch-screen etc.The portable terminal of touch-screen is more and more universal, its user friendly operation.For example:,,, input by mistake easily and inconvenient operation because button is little and each button closely links to each other if adopt physical keyboard to carry out the literal input for input method; If carry out the handwriting input literal on touch-screen, just its operation demonstration is convenient, and user's operation sense is better.
At present, the touch screen hand-writing input method of portable terminal has the handwriting input of full frame individual character, also has same touch-screen is divided into a plurality of handwriting inputs zone, respectively handwriting input literal in this a plurality of handwriting inputs zone.Yet, though can be at a plurality of handwriting input zone handwriting input literal of same touch-screen, these handwriting input zones are fixed, and the user can only carry out the handwriting input literal in the fixedly handwriting input zone of mobile terminal system setting, and its dirigibility is not high.Yet when handwriting, the person's handwriting of handwriting can only drop in the handwriting input zone fully, just can be correctly validated out standard character; During for handwriting in a plurality of fixedly handwriting inputs zone, in the time of in the person's handwriting in the first hand-written input area jumps other handwriting input zone, then can't accurately identify the character of standard.
Summary of the invention
Embodiment of the invention technical matters to be solved is to provide a kind of can also accurately identify a kind of handwriting area of touch screen recognition methods, the system of standard character when handwriting jumps a plurality of handwriting inputs zone.
For solving the problems of the technologies described above, the embodiment of the invention provides a kind of handwriting area of touch screen recognition methods, said method comprising the steps of:
The record hand-written character is at the person's handwriting of handwriting area;
When the hand-written character of first handwriting area jumps other handwriting areas, according to the time of writing this character still rest on write this character in the time or the main body of character at first handwriting area, then judge this character and belong to first handwriting area;
Described person's handwriting is identified as the standard character of the described person's handwriting correspondence of first handwriting area.
The embodiment of the invention also provides a kind of handwriting area of touch screen recognition system, and described system comprises:
The handwriting record module is used to write down the person's handwriting of hand-written character at handwriting area;
Judge module, be used for when the hand-written character of first handwriting area jumps other handwriting areas, according to the time of writing this character still rest on write this character in the time or the main body of character at first handwriting area, then judge this character and belong to first handwriting area;
Identification module is used for described person's handwriting is identified as the standard character of the described person's handwriting correspondence of first handwriting area.
In embodiments of the present invention, for the literal identification of a plurality of handwriting areas, the embodiment of the invention provides the judgement hand-written character to belong to which handwriting area, and it can accurately identify the character of standard.
Description of drawings
Fig. 1 is the realization flow synoptic diagram of the handwriting area of touch screen recognition methods that provides of the embodiment of the invention.
Fig. 2 to Fig. 4 is the synoptic diagram that character that the embodiment of the invention provides is presented at handwriting area.
Fig. 5 is the structural representation of the handwriting area of touch screen recognition system that provides of the embodiment of the invention.
Embodiment
In order to make technical matters to be solved by this invention, technical scheme and beneficial effect clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 1, be the handwriting area of touch screen recognition methods that the embodiment of the invention provides, it may further comprise the steps:
In step S201, the record hand-written character is at the person's handwriting of handwriting area;
In step S202, when the hand-written character of first handwriting area jumps other handwriting areas, according to the time of writing this character still rest on write this character in the time or the main body of character at first handwriting area, then judge this character and belong to first handwriting area;
In embodiments of the present invention, described other handwriting areas can be a handwriting area or two handwriting areas or two above handwriting areas.
The time that described basis is write this character still rests on has write this character in the time, then judges the step that this character belongs to first handwriting area and is specially:
The time of this character write in record;
Described the record time of writing this character and the time of having write this character that sets in advance are compared, still rest on and write this character in the time, then judge this character and belong to first handwriting area if write the time of this character.
Described main body according to character is at first handwriting area, then judges the step that this character belongs to first handwriting area and is specially:
Calculate the person's handwriting coordinate values of the hand-written character of record at handwriting area;
The compare string person's handwriting is in the coordinate values size of different handwriting areas, if the coordinate values of character script in the first handwriting area maximum, is then judged this character and belonged to first handwriting area.
The number that the described person's handwriting coordinate values of the embodiment of the invention can be the person's handwriting coordinate points.
In step S203, described person's handwriting is identified as the character of first handwriting area.
Son is described the handwriting area of touch screen recognition methods that the embodiment of the invention provides in detail below by giving an example.
When the handwriting area of touch screen hand-written character, hand-writing input method can write down hand-written person's handwriting; So-called person's handwriting is exactly the coordinate of writing pencil paddling on touch screen, if individual character is full frame hand-written, be exactly with respect to the screen upper left corner coordinate figure (x, y).
When the handwriting area of touch screen hand-written character, hand-writing input method is the person's handwriting on the record screen constantly, and a complete character script is formed { (x0 by a string coordinate figure, y0), (x1, y1), (x2, y2), (x3, y3) ... (xn, yn) }, wherein, coordinate points can be sampled according to default time or displacement according to this.Recognition engine is carried out literal identification to this string coordinate figure.Other adds an end position and whole EOC position, and the data layout that the hand-writing input method person's handwriting is complete is (x1, y1), (x2, y2), ..., (STROKEENDMARK, 0), ..., (STROKEENDMARK, 0), (STROKEENDMARK, STROKEENDMARK), (STROKEENDMARK wherein, 0) be the stroke end mark, (STROKEENDMARK STROKEENDMARK) is the word end mark.
No matter divide when touch screen being carried out a plurality of handwriting areas, when carrying out a plurality of literal identification, be identification or write identification again while writing, and for recognition engine, as long as correctly import one group of coordinate figure into, can carry out literal and discern.The grouping location of carrying out coordinate figure becomes the key of subregion identification.If complete the dropping in the handwriting area of literal, then the coordinate set of this word is easy to obtain.As shown in Figure 2, promptly directly import the person's handwriting of hand-written time record into, as " locating " word of Fig. 2, can import relative screen upper left corner coordinate into, also can import the upper left corner coordinate (upper left corner coordinate that imports " locating " word region into is discerned more hurry up) of " locating " word region into.If when discerning, when the another one handwriting area has been arrived in the position of starting to write, then carry out the literal identification of previous handwriting area while writing; When having write when discerning again, complete the importing into of person's handwriting of certain handwriting area got final product.
When certain character has striden across the place handwriting area, " good " word as shown in Figure 3, it has many places to spill the place handwriting area, and the "Yes" word is started to write not at this handwriting area.When being noted that literal identification, the coordinate figure of certain point is arranged not only, and also have this position at this group coordinate figure, can be equivalent to certain constantly, promptly a complete character person's handwriting has end mark, can calculate the time of having write this character according to this end mark.Striden across the part of place handwriting area as " good " word, but the time still finishing writing within the scope of word, promptly complete person's handwriting is to obtain.
Judge that the important evidence of having write another word is to start to write the position at the another one handwriting area, as shown in Figure 3, when word had been write, it was in 1 district that the "Yes" word is started to write as " locating ", but the main body of this "Yes" word is at 3 handwriting areas, so the person's handwriting of this word is belonged to 3 handwriting areas.
As shown in Figure 4, " good " word carries out writing of " also " word after having write immediately, but " also " word is started to write and also dropped on 1 handwriting area, also can't judge this moment is to write the another one character, but can judge whether with this main body carrying out writing of another one character.
See also Fig. 5, be the handwriting area of touch screen recognition system that the embodiment of the invention provides, this system comprises: handwriting record module 100, judge module 200 and identification module 300.Described handwriting area of touch screen recognition system can be the unit that is built in software unit, hardware cell or software and hardware combining in the touch panel device.
These handwriting record module 100 record hand-written characters are at the person's handwriting of handwriting area; When the hand-written character of first handwriting area jumps other handwriting areas, judge module 200 according to the time of writing this character still rest on write interior or character of this character time main body at first handwriting area, then judge this character and belong to first handwriting area; Identification module 300 is identified as described person's handwriting the character of first handwriting area.
The handwriting area of touch screen recognition system that the embodiment of the invention provides also comprises: time keeping module 400 and time comparison module 500.Time keeping module 400 is used to write down the time of writing this character; Time comparison module 500 is used for the time that this character write in described record and compares with the time of having write this character that sets in advance, and still rests on and has write this character in the time if write the time of this character, then judges this character and belongs to first handwriting area.
The handwriting area of touch screen recognition system that the embodiment of the invention provides also comprises: computing module 600 and numerical value comparison module 700.Computing module 600 is used to calculate the person's handwriting coordinate values of the hand-written character of record at handwriting area; Numerical value comparison module 700 is used for the coordinate values size of compare string person's handwriting at different handwriting areas, if the coordinate values of character script in the first handwriting area maximum, is then judged this character and belonged to first handwriting area.
As from the foregoing, for the literal identification of a plurality of handwriting areas, the embodiment of the invention provides the judgement hand-written character to belong to which handwriting area, and it can accurately identify the character of standard.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a handwriting area of touch screen recognition methods is characterized in that, said method comprising the steps of:
The record hand-written character is at the person's handwriting of handwriting area;
When the hand-written character of first handwriting area jumps other handwriting areas, according to the time of writing this character still rest on write this character in the time or the main body of character at first handwriting area, then judge this character and belong to first handwriting area;
Described person's handwriting is identified as the standard character of the described person's handwriting correspondence of first handwriting area.
2. the method for claim 1 is characterized in that, described other handwriting areas are a handwriting area or two above handwriting areas.
3. the method for claim 1 is characterized in that, the time that described basis is write this character still rests on has write this character in the time, then judges the step that this character belongs to first handwriting area and is specially:
The time of this character write in record;
Described the record time of writing this character and the time of having write this character that sets in advance are compared, still rest on and write this character in the time, then judge this character and belong to first handwriting area if write the time of this character.
4. the method for claim 1 is characterized in that, described main body according to character is at first handwriting area, then judges the step that this character belongs to first handwriting area and is specially:
Calculate the number of the hand-written character of record in the person's handwriting coordinate points of handwriting area;
The compare string person's handwriting is in the number of the coordinate points of different handwriting areas, if the number of the coordinate points of character script is maximum at first handwriting area, then judges this character and belongs to first handwriting area.
5. a handwriting area of touch screen recognition system is characterized in that, described system comprises:
The handwriting record module is used to write down the person's handwriting of hand-written character at handwriting area;
Judge module, be used for when the hand-written character of first handwriting area jumps other handwriting areas, according to the time of writing this character still rest on write this character in the time or the main body of character at first handwriting area, then judge this character and belong to first handwriting area;
Identification module is used for described person's handwriting is identified as the standard character of the described person's handwriting correspondence of first handwriting area.
6. system as claimed in claim 5 is characterized in that, described other handwriting areas are a handwriting area or two above handwriting areas.
7. system as claimed in claim 5 is characterized in that, described judge module further comprises:
The time keeping module is used to write down the time of writing this character;
The time comparison module is used for the time that this character write in described record to compare with the time of having write this character that sets in advance, and still rests on and has write this character in the time if write the time of this character, then judges this character and belongs to first handwriting area.
8. system as claimed in claim 5 is characterized in that, described judge module further comprises:
Computing module is used to calculate the number of the hand-written character of record in the person's handwriting coordinate points of handwriting area;
The numerical value comparison module is used for the number of compare string person's handwriting in the coordinate points of different handwriting areas, if the number of the coordinate points of character script is maximum at first handwriting area, then judges this character and belongs to first handwriting area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101051828A CN101539822B (en) | 2009-01-21 | 2009-01-21 | Method and system for identifying handwriting area of touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101051828A CN101539822B (en) | 2009-01-21 | 2009-01-21 | Method and system for identifying handwriting area of touch screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101539822A CN101539822A (en) | 2009-09-23 |
| CN101539822B true CN101539822B (en) | 2011-05-25 |
Family
ID=41123032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101051828A Active CN101539822B (en) | 2009-01-21 | 2009-01-21 | Method and system for identifying handwriting area of touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101539822B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943996A (en) * | 2010-09-13 | 2011-01-12 | 广东国笔科技股份有限公司 | Touch screen virtual keyboard-based screen scribing input system and method |
| CN102156609B (en) * | 2010-12-10 | 2012-12-19 | 上海合合信息科技发展有限公司 | Overlap handwriting input method |
| CN102147707B (en) * | 2011-03-30 | 2012-09-19 | 中国科学院软件研究所 | Method for identifying multi-finger touch gestures based on strokes |
| CN103164138A (en) * | 2011-12-15 | 2013-06-19 | 英顺源（上海）科技有限公司 | System for providing guide tracks to assist gesture input and method thereof |
| JP5377708B2 (en) * | 2012-05-11 | 2013-12-25 | 株式会社東芝 | Data processing system, data processing method and program |
| JP5974657B2 (en) * | 2012-06-15 | 2016-08-23 | 株式会社リコー | Information processing apparatus, information processing method, and information processing program |
| CN102768616A (en) * | 2012-06-29 | 2012-11-07 | 鸿富锦精密工业（深圳）有限公司 | Electronic equipment and memo adding method thereof |
| CN102903136B (en) * | 2012-09-28 | 2015-10-21 | 王平 | A kind of handwriting electronization method and system |
| CN103268166B (en) * | 2013-05-17 | 2015-12-09 | 山东明海软件技术有限公司 | The former handwriting information collection of handwriting input device and display packing |
| US10403238B2 (en) | 2014-06-03 | 2019-09-03 | Lenovo (Singapore) Pte. Ltd. | Presentation of representations of input with contours having a width based on the size of the input |
| US10437461B2 (en) * | 2015-01-21 | 2019-10-08 | Lenovo (Singapore) Pte. Ltd. | Presentation of representation of handwriting input on display |
| CN109885248A (en) * | 2019-02-28 | 2019-06-14 | 深圳市泰衡诺科技有限公司 | A kind of written contents processing method based on intelligent terminal and a kind of intelligent terminal |
| CN112215178B (en) * | 2020-10-19 | 2024-05-28 | 南京大学 | Chemical experiment recording system based on pen type interaction |
-
2009
- 2009-01-21 CN CN2009101051828A patent/CN101539822B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101539822A (en) | 2009-09-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101539822B (en) | Method and system for identifying handwriting area of touch screen | |
| CN100587660C (en) | Method and device for forecasting and discriminating hand-written characters | |
| CN101464741A (en) | Touch panel and its use method and notebook computer with the same | |
| CN102520874B (en) | Pinyin input method based on touch screen and device | |
| CN105164616A (en) | Consistent text suggestion output | |
| CN101178633A (en) | Method, system and device for correcting hand-written screen error | |
| CN102855082A (en) | Character recognition for overlapping textual user input | |
| CN101556525A (en) | Device and method for stroke based graphic input | |
| CN101833532A (en) | Counter and computer-readable medium | |
| CN105630327A (en) | Portable electronic device and method of controlling display of selectable elements | |
| CN102419645A (en) | Method and device for inputting Chinese characters in combined mode and palm terminal | |
| CN106446898A (en) | Extraction method and extraction device of character information in image | |
| EP1513053A2 (en) | Apparatus and method for character recognition | |
| CN101281449B (en) | Hand-written character recognizing method and system | |
| CN101369209B (en) | Hand-written input device and method for complete mixing input | |
| CN103631434B (en) | Mobile device and its control method with the handwriting functions using multiple point touching | |
| KR100713407B1 (en) | Pen input method and apparatus in pen computing system | |
| CN103970467A (en) | Multi-input-method handwriting recognition system and method | |
| CN102736830A (en) | Handwriting input method and terminal equipment | |
| KR20070074652A (en) | A method and device for performing ideographic character input | |
| CN104756134A (en) | Motor vehicle having a handwriting recognition system | |
| CN105739859A (en) | Reading marking method and terminal device | |
| CN112435671B (en) | Intelligent voice control method and system for accurately recognizing Chinese | |
| CN107402673A (en) | A kind of global search method, terminal and computer-readable recording medium | |
| CN103729634A (en) | Character recognition apparatus and character recognition method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |