CN103823605A - Processing method of handwriting data between electromagnetic screens and electromagnetic screen system - Google Patents
Processing method of handwriting data between electromagnetic screens and electromagnetic screen system Download PDFInfo
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- CN103823605A CN103823605A CN201410075688.XA CN201410075688A CN103823605A CN 103823605 A CN103823605 A CN 103823605A CN 201410075688 A CN201410075688 A CN 201410075688A CN 103823605 A CN103823605 A CN 103823605A
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Abstract
The invention discloses a processing method of handwriting data between electromagnetic screens and an electromagnetic screen system. The method comprises the following steps that a first electromagnetic screen receives and displays a first handwriting which is written, and meanwhile, after the first handwriting information data of the first set number points of the first handwriting is received, the first handwriting information data is directly or indirectly sent to a second electromagnetic screen; the second electromagnetic screen receives and analyzes the first handwriting information data, and the first handwriting is displayed in a corresponding position on the second electromagnetic screen; the second electromagnetic screen receives and displays the second handwriting which is written, and meanwhile, after the second handwriting information data of the second set number points of the second handwriting is received, the second handwriting information data is directly or indirectly sent to the first electromagnetic screen; the first electromagnetic screen receives and analyzes the second handwriting information data and displays the second handwriting in a corresponding position on the first electromagnetic screen. The processing method and the electromagnetic screen system have the advantages that the probability that the handwriting of the first electromagnetic screen and the handwriting of the second electromagnetic screen have great differences can be reduced.
Description
[technical field]
The present invention relates to electromagnetic screen field, be specifically related to disposal route and the electromagnetic screen system of handwriting data between electromagnetic screen.
[background technology]
At present, exist between two electromagnetic screens and realize the technology that person's handwriting is synchronously write, on an electromagnetic screen, when metal marker mark, conventionally person's handwriting is saved as to picture format and send to another electromagnetic screen and show similar person's handwriting.Through long-term experiment, there is following phenomenon in above-mentioned prior art occasional:
1), when draw lower certain person's handwriting on an electromagnetic screen time, occur seriously inconsistent at the person's handwriting of another electromagnetism screen display;
2), while drawing successively lower two points on an electromagnetic screen, show that at another one electromagnetic screen the order of these two points is just in time contrary.
[summary of the invention]
Through scrutinizing discovery, for the problems referred to above 1): while drawing lower certain person's handwriting, when the camber of especially transferring is larger, the person's handwriting of turning point occurs once in a while seriously inconsistent on second electromagnetic screen.Find through research, its reason is that the data of the person's handwriting of the turning point on first electromagnetic screen are lost in the process that transfers to second electromagnetic screen, cause the person's handwriting in this turning point on the second electromagnetic screen to be lost, second electromagnetic screen is often in order to guarantee the continuous of person's handwriting, identify the handwriting and carry out smoothing processing, thereby the person's handwriting on the second electromagnetic screen and the person's handwriting of first electromagnetic screen differ larger; And research shows, the data volume of transmission is larger, and the probability that handwriting data is lost is just larger, and the person's handwriting on second electromagnetic screen occurs that inconsistent probability is just larger.
For the problems referred to above 2): find through research, the handwriting data of the point under first drawing on first electromagnetic screen, because the handwriting data of picture format is larger, it is larger that transmission runs into the probability of unstable networks, thereby show after the point under causing once in a while first drawing on the second electromagnetic screen.
In order to overcome the deficiencies in the prior art, the invention provides disposal route and the electromagnetic screen system of handwriting data between a kind of electromagnetic screen.
Between electromagnetic screen, a disposal route for handwriting data, comprises the steps:
The first electromagnetic screen collection also shows by the first person's handwriting under drawing, and sets after the first person's handwriting information data of point of number at first of described the first person's handwriting of collection simultaneously, and described the first person's handwriting information data directly or is indirectly sent to the second electromagnetic screen;
Described the second electromagnetic screen collection is also resolved described the first person's handwriting information data, and the correspondence position on the second electromagnetic screen shows the first person's handwriting;
The second electromagnetic screen collection also shows by the second person's handwriting under drawing, and sets after the second handwriting information data of point of number at second of described the second person's handwriting of collection simultaneously, and described the second handwriting information data directly or are indirectly sent to the first electromagnetic screen;
Described the first electromagnetic screen collection is also resolved described the second handwriting information data, and the correspondence position on the first electromagnetic screen shows the second person's handwriting.
Preferably, person's handwriting width benchmark and the pressure reference of described the first electromagnetic screen are respectively T and F, if certain point of described the first person's handwriting is mF by drawing lower time to the pressure of the first electromagnetic screen, are mT by the width of this point.
Preferably, described the first setting number and second is set number between 1 to 50.
Preferably, the first person's handwriting variable of counting is set, from described the first electromagnetic screen detects described the first person's handwriting, described the first electromagnetic screen is detected to the number assignment of point of the first person's handwriting is in described the first person's handwriting variable of counting, if the count value of variable of the first person's handwriting is less than the first setting number described in the time that described the first person's handwriting completes, described the first person's handwriting information data directly or is indirectly sent to the second electromagnetic screen;
The second person's handwriting point number variable is set, from described the second electromagnetic screen detects described the second person's handwriting, described the second electromagnetic screen is detected to the number assignment of point of the second person's handwriting is in described the second person's handwriting point number variable, if the value of the second person's handwriting point number variable is less than the second setting number described in the time that described the second person's handwriting completes, described the second handwriting information data directly or are indirectly sent to the first electromagnetic screen;
Described the first person's handwriting information data directly or is indirectly sent to after the second electromagnetic screen, by the count value zero clearing of variable of described the first person's handwriting; Described the second handwriting information data directly or are indirectly sent to after the first electromagnetic screen, by the value zero clearing of described the second person's handwriting point number variable.
Preferably, described the first electromagnetic screen and the second electromagnetic screen are the electromagnetic screens based on Android system.
Preferably, described the first electromagnetic screen sends to the second electromagnetic screen by server by described the first person's handwriting information data, and described the second electromagnetic screen sends to the first electromagnetic screen by described server by described the second handwriting information data.
The present invention also provides a kind of electromagnetic screen system, comprises the first electromagnetic screen, the second electromagnetic screen and server;
The first electromagnetic screen, for receiving and showing by the first person's handwriting under drawing, is set after the first person's handwriting information data of point of number at first of described the first person's handwriting of reception simultaneously, and described the first person's handwriting information data directly or is indirectly sent to the second electromagnetic screen;
Described the second electromagnetic screen is for receiving and resolve described the first person's handwriting information data, and the correspondence position on the second electromagnetic screen shows the first person's handwriting;
The second electromagnetic screen also, for receiving and showing by the second person's handwriting under drawing, is set after the second handwriting information data of point of number at second of described the second person's handwriting of reception simultaneously, and described the second handwriting information data directly or are indirectly sent to the first electromagnetic screen;
Described the first electromagnetic screen is also for receiving and resolve described the second handwriting information data, and the correspondence position on the first electromagnetic screen shows the second person's handwriting.
Preferably, described the first setting number and second is set number between 1 to 50.
Preferably, the first person's handwriting variable of counting is set, from described the first electromagnetic screen detects described the first person's handwriting, described the first electromagnetic screen is detected to the number assignment of point of the first person's handwriting is in described the first person's handwriting variable of counting, if the count value of variable of the first person's handwriting is less than the first setting number described in the time that described the first person's handwriting completes, described the first person's handwriting information data directly or is indirectly sent to the second electromagnetic screen;
The second person's handwriting point number variable is set, from described the second electromagnetic screen detects described the second person's handwriting, described the second electromagnetic screen is detected to the number assignment of point of the second person's handwriting is in described the second person's handwriting point number variable, if the value of the second person's handwriting point number variable is less than the second setting number described in the time that described the second person's handwriting completes, described the second handwriting information data directly or are indirectly sent to the first electromagnetic screen;
Described the first person's handwriting information data directly or is indirectly sent to after the second electromagnetic screen, by the count value zero clearing of variable of described the first person's handwriting; Described the second handwriting information data directly or are indirectly sent to after the first electromagnetic screen, by the value zero clearing of described the second person's handwriting point number variable.
Preferably, described the first person's handwriting information data and the second handwriting information data comprise relative coordinate position, pressure, color and thickness.
Preferably, described the first electromagnetic screen and the second electromagnetic screen are the electromagnetic screens based on Android system.
Preferably, person's handwriting width benchmark and the pressure reference of described the first electromagnetic screen are respectively T and F, if certain point of described the first person's handwriting is mF by drawing lower time to the pressure of the first electromagnetic screen, are mT by the width of this point.
By the handwriting information data of the setting number point of the person's handwriting of certain coordinate position on an electromagnetic screen are sent to the second electromagnetic screen, can avoid transient data traffic volume excessive, thereby can greatly reduce the loss of key position handwriting information data in the situation that network relatively blocks up, and then can reduce the probability that the synchronous person's handwriting on another electromagnetic screen has big difference, especially set number effect in the time of 20 left and right obvious; Reduce in transmitting procedure and encounter the situation of unstable networks, thus can be reduced under first drawing on first electromagnetic screen o'clock on second electromagnetic screen at the probability of rear demonstration.
[accompanying drawing explanation]
Accompanying drawing is the electromagnetic screen system schematic of an embodiment of the present invention.
[embodiment]
Below with reference to accompanying drawing, specific embodiments of the invention are described in further detail.
Between the electromagnetic screen of embodiment, a disposal route for handwriting data, comprises the steps:
S1. as shown in the figure, a user draws lower the first person's handwriting 11 on the first electromagnetic screen 1, user is in the process of stroke the first person's handwriting 11, the first electromagnetic screen 1 is simultaneously or almost shows this first person's handwriting 11 simultaneously, simultaneously, described the first person's handwriting 11 detected since the first electromagnetic screen 1, record the number of the point of the first person's handwriting 11, and give the first person's handwriting variable of counting by this number, when the first person's handwriting count the value of variable equal the first setting number after and the first person's handwriting 11 still do not complete (for example time writer still contacts the first electromagnetic screen 1), the first person's handwriting information data that these are put to 12 correspondences sends to the second electromagnetic screen 2 by server, and the count value of variable of the first person's handwriting is carried out to zero clearing, for example, if the count value of variable of (time writer has left on the first electromagnetic screen 1) first person's handwriting is less than the first setting number when the first person's handwriting 11 has completed, the first person's handwriting information data of correspondence is sent to the second electromagnetic screen 2 by server, and the count value of variable of the first person's handwriting is carried out to zero clearing.
Wherein, first sets number between 1 to 50, for example 1,2,3 ... 19,20,21,22,23,24 ... Deng.
The first person's handwriting information packet of each point 12 of the first person's handwriting is drawn together relative coordinate position, pressure, color and thickness, the first electromagnetic screen 1 detects the relative coordinate position that is positioned at the first electromagnetic screen 1 of certain point 12, and the width benchmark and the pressure reference that are arranged on the person's handwriting on the first electromagnetic screen 1 are respectively T and F, if when under electromagnetism stroke, the pressure of certain point 12 of the first person's handwriting 1 is mF, be mT by the width of this point 12, wherein, m, T and F are nonnegative numbers.
S2. described the second electromagnetic screen 2 receives and resolves these point the first person's handwriting information datas of 12, the correspondence position on the second electromagnetic screen 2 show corresponding to the first person's handwriting 21;
S3. same, the second user also can draw lower the second person's handwriting 22 on the second electromagnetic screen 2, user is in the process of stroke the second person's handwriting 22, the second electromagnetic screen 2 is simultaneously or almost shows this second person's handwriting 22 simultaneously, the principle identical with step S1, the second electromagnetic screen 2 sends to the first electromagnetic screen 1 by the handwriting information data of the point of described the second person's handwriting 22 by server;
Similarly, the first electromagnetism 1 screen receives and resolves above-mentioned handwriting information data, and the correspondence position on the first electromagnetic screen 1 shows the second person's handwriting 23.
Described the first electromagnetic screen 1 and the second electromagnetic screen 2 can be the electromagnetic screens based on Android system.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to the present invention by the definite scope of patent protection of submitted to claims.
Claims (10)
1. a disposal route for handwriting data between electromagnetic screen, is characterized in that, comprises the steps:
The first electromagnetic screen collection also shows by the first person's handwriting under drawing, and sets after the first person's handwriting information data of point of number at first of described the first person's handwriting of collection simultaneously, and described the first person's handwriting information data directly or is indirectly sent to the second electromagnetic screen;
Described the second electromagnetic screen receives and resolves described the first person's handwriting information data, and the correspondence position on the second electromagnetic screen shows the first person's handwriting;
The second electromagnetic screen collection also shows by the second person's handwriting under drawing, and sets after the second handwriting information data of point of number at second of described the second person's handwriting of collection simultaneously, and described the second handwriting information data directly or are indirectly sent to the first electromagnetic screen;
Described the first electromagnetic screen receives and resolves described the second handwriting information data, and the correspondence position on the first electromagnetic screen shows the second person's handwriting.
2. the disposal route of handwriting data between electromagnetic screen as claimed in claim 1, is characterized in that,
Person's handwriting width benchmark and the pressure reference of described the first electromagnetic screen are respectively T and F, if certain point of described the first person's handwriting is mF by drawing lower time to the pressure of the first electromagnetic screen, are mT by the width of this point.
3. the disposal route of handwriting data between electromagnetic screen as claimed in claim 1, is characterized in that,
The first person's handwriting variable of counting is set, from described the first electromagnetic screen detects described the first person's handwriting, described the first electromagnetic screen is detected to the number assignment of point of the first person's handwriting is in described the first person's handwriting variable of counting, if the count value of variable of the first person's handwriting is less than the first setting number described in the time that described the first person's handwriting completes, described the first person's handwriting information data directly or is indirectly sent to the second electromagnetic screen;
The second person's handwriting point number variable is set, from described the second electromagnetic screen detects described the second person's handwriting, described the second electromagnetic screen is detected to the number assignment of point of the second person's handwriting is in described the second person's handwriting point number variable, if the value of the second person's handwriting point number variable is less than the second setting number described in the time that described the second person's handwriting completes, described the second handwriting information data directly or are indirectly sent to the first electromagnetic screen;
Described the first person's handwriting information data directly or is indirectly sent to after the second electromagnetic screen, by the count value zero clearing of variable of described the first person's handwriting; Described the second handwriting information data directly or are indirectly sent to after the first electromagnetic screen, by the value zero clearing of described the second person's handwriting point number variable.
4. the disposal route of handwriting data between electromagnetic screen as claimed in claim 1, is characterized in that, described the first electromagnetic screen and the second electromagnetic screen are the electromagnetic screens based on Android system.
5. the disposal route of handwriting data between electromagnetic screen as claimed in claim 1, it is characterized in that, described the first electromagnetic screen sends to the second electromagnetic screen by server by described the first person's handwriting information data, and described the second electromagnetic screen sends to the first electromagnetic screen by described server by described the second handwriting information data.
6. an electromagnetic screen system, is characterized in that: comprise the first electromagnetic screen, the second electromagnetic screen and server;
The first electromagnetic screen, for gathering and showing by the first person's handwriting under drawing, is set after the first person's handwriting information data of point of number at first of described the first person's handwriting of collection simultaneously, and described the first person's handwriting information data directly or is indirectly sent to the second electromagnetic screen;
Described the second electromagnetic screen is for gathering and resolve described the first person's handwriting information data, and the correspondence position on the second electromagnetic screen shows the first person's handwriting;
The second electromagnetic screen also, for gathering and showing by the second person's handwriting under drawing, is set after the second handwriting information data of point of number at second of described the second person's handwriting of collection simultaneously, and described the second handwriting information data directly or are indirectly sent to the first electromagnetic screen;
Described the first electromagnetic screen is also for gathering and resolve described the second handwriting information data, and the correspondence position on the first electromagnetic screen shows the second person's handwriting.
7. electromagnetic screen system as claimed in claim 6, is characterized in that:
The first person's handwriting variable of counting is set, from described the first electromagnetic screen detects described the first person's handwriting, described the first electromagnetic screen is detected to the number assignment of point of the first person's handwriting is in described the first person's handwriting variable of counting, if the count value of variable of the first person's handwriting is less than the first setting number described in the time that described the first person's handwriting completes, described the first person's handwriting information data directly or is indirectly sent to the second electromagnetic screen;
The second person's handwriting point number variable is set, from described the second electromagnetic screen detects described the second person's handwriting, described the second electromagnetic screen is detected to the number assignment of point of the second person's handwriting is in described the second person's handwriting point number variable, if the value of the second person's handwriting point number variable is less than the second setting number described in the time that described the second person's handwriting completes, described the second handwriting information data directly or are indirectly sent to the second electromagnetic screen;
Described the first person's handwriting information data directly or is indirectly sent to after the second electromagnetic screen, by the count value zero clearing of variable of described the first person's handwriting; Described the second handwriting information data directly or are indirectly sent to the second electromagnetic screen by the value zero clearing of described the second person's handwriting point number variable.
8. electromagnetic screen system as claimed in claim 6, is characterized in that, described the first person's handwriting information data and the second handwriting information data comprise relative coordinate position, pressure, color and width.
9. electromagnetic screen system as claimed in claim 6, is characterized in that, described the first electromagnetic screen and the second electromagnetic screen are the electromagnetic screens based on Android system.
10. electromagnetic screen system as claimed in claim 6, it is characterized in that, person's handwriting width benchmark and the pressure reference of described the first electromagnetic screen are respectively T and F, if certain point of described the first person's handwriting is mF by drawing lower time to the pressure of the first electromagnetic screen, are mT by the width of this point.
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| CN201410075688.XA CN103823605B (en) | 2014-03-03 | 2014-03-03 | Processing method of handwriting data between electromagnetic screens and electromagnetic screen system |
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| CN201410075688.XA CN103823605B (en) | 2014-03-03 | 2014-03-03 | Processing method of handwriting data between electromagnetic screens and electromagnetic screen system |
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| CN103823605A true CN103823605A (en) | 2014-05-28 |
| CN103823605B CN103823605B (en) | 2017-01-25 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105677107A (en) * | 2016-01-11 | 2016-06-15 | 福州瑞芯微电子股份有限公司 | Method and system for optimizing screen handwriting following performance |
| WO2017084390A1 (en) * | 2015-11-19 | 2017-05-26 | 广州视睿电子科技有限公司 | Writing synchronization method, mobile terminal, server and system |
| CN109388329A (en) * | 2015-12-16 | 2019-02-26 | 广州视睿电子科技有限公司 | The synchronous method and system of long-range annotation |
| CN112035036A (en) * | 2020-08-28 | 2020-12-04 | 深圳创维数字技术有限公司 | Electronic whiteboard sharing method, system, terminal equipment and storage medium |
| WO2022087981A1 (en) * | 2020-10-29 | 2022-05-05 | 京东方科技集团股份有限公司 | Handwriting displaying method and apparatus based on android system, and storage medium |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101261558A (en) * | 2007-03-08 | 2008-09-10 | 洋华光电股份有限公司 | Touch control induction device |
| CN202758322U (en) * | 2012-07-11 | 2013-02-27 | 三星电子株式会社 | Touch-control pen and electronic equipment provided with the same |
| CN202795329U (en) * | 2012-08-06 | 2013-03-13 | 深圳市优码电子科技有限公司 | Touch control liquid crystal displayer with handwriting function |
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2014
- 2014-03-03 CN CN201410075688.XA patent/CN103823605B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017084390A1 (en) * | 2015-11-19 | 2017-05-26 | 广州视睿电子科技有限公司 | Writing synchronization method, mobile terminal, server and system |
| CN109388329A (en) * | 2015-12-16 | 2019-02-26 | 广州视睿电子科技有限公司 | The synchronous method and system of long-range annotation |
| CN105677107A (en) * | 2016-01-11 | 2016-06-15 | 福州瑞芯微电子股份有限公司 | Method and system for optimizing screen handwriting following performance |
| CN105677107B (en) * | 2016-01-11 | 2018-07-17 | 福州瑞芯微电子股份有限公司 | The optimization method and system of the hand-written followability of screen |
| CN112035036A (en) * | 2020-08-28 | 2020-12-04 | 深圳创维数字技术有限公司 | Electronic whiteboard sharing method, system, terminal equipment and storage medium |
| WO2022087981A1 (en) * | 2020-10-29 | 2022-05-05 | 京东方科技集团股份有限公司 | Handwriting displaying method and apparatus based on android system, and storage medium |
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