CN103823605B - 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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- CN103823605B CN103823605B CN201410075688.XA CN201410075688A CN103823605B CN 103823605 B CN103823605 B CN 103823605B CN 201410075688 A CN201410075688 A CN 201410075688A CN 103823605 B CN103823605 B CN 103823605B
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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 is and in particular to the processing method of handwriting data and electromagnetism screen system between electromagnetic screen.
[background technology]
It is currently, there are and realizes, between two electromagnetic screens, the technology that person's handwriting is synchronously write, be i.e. metal marker mark on an electromagnetic screen
When, generally person's handwriting is saved as picture format and be sent to another electromagnetic screen and carry out showing similar person's handwriting.Through long-term reality
Test, above-mentioned prior art occurs following phenomenon once in a while:
1) when certain person's handwriting lower is drawn on an electromagnetic screen, occur seriously not in the person's handwriting of another electromagnetism screen display
Unanimously；
2), when drawing lower two points successively on an electromagnetic screen, the order showing this two points in another one electromagnetic screen is just
Good contrary.
[content of the invention]
Through carefully studying discovery, for the problems referred to above 1): when drawing certain person's handwriting lower, when especially turnover camber is larger,
The person's handwriting of turning point occurs seriously inconsistent on second electromagnetic screen once in a while.Find, its reason is first electricity through research
The data of the person's handwriting of the turning point on magnetic cup is lost during transmitting to second electromagnetic screen, lead on the second electromagnetic screen
The person's handwriting of this turning point is lost, and second electromagnetic screen, often in order to ensure the continuous of person's handwriting, is identified the handwriting and be smoothed, from
And, the person's handwriting on the second electromagnetic screen differs larger with the person's handwriting of first electromagnetic screen；And study and show, the data volume of transmission is relatively
Greatly, the probability that handwriting data is lost is just larger, and it is just larger that inconsistent probability in the person's handwriting on second electromagnetic screen.
For the problems referred to above 2): find through research, the handwriting data of the point under drawing first on first electromagnetic screen, by
Larger in the handwriting data of picture format, the probability that transmission runs into unstable networks is larger, thus occasionally resulting in the second electromagnetism
Show after point under first drawing on screen.
In order to overcome the deficiencies in the prior art, the invention provides the processing method of handwriting data and electricity between a kind of electromagnetic screen
Magnetic cup system.
Between a kind of electromagnetic screen, the processing method of handwriting data, comprises the steps:
First electromagnetic screen gathers and shows the first person's handwriting under being drawn, and is gathering the first setting of described first person's handwriting simultaneously
After first person's handwriting information data of the point of number, described first person's handwriting information data is directly or indirectly sent to the second electromagnetism
Screen；
Described second electromagnetic screen gathers and parses described first person's handwriting information data, the correspondence position on the second electromagnetic screen
Show the first person's handwriting；
Second electromagnetic screen gathers and shows the second person's handwriting under being drawn, and is gathering the second setting of described second person's handwriting simultaneously
After second handwriting information data of the point of number, described second handwriting information data is directly or indirectly sent to the first electromagnetism
Screen；
Described first electromagnetic screen gathers and parses described second handwriting information data, the correspondence position on the first electromagnetic screen
Show the second person's handwriting.
Preferably, the person's handwriting width benchmark of described first electromagnetic screen and pressure reference are respectively t and f, if described the first stroke
Certain point of mark drawn under when be mf to the pressure of the first electromagnetic screen, then the width that this is put is mt.
Preferably, described first number and the second setting number are set between 1 to 50.
Preferably, setting the first person's handwriting points variable, from the beginning of described first electromagnetic screen detects described first person's handwriting, will
Described first electromagnetic screen detects the number assignment of the point of the first person's handwriting in described first person's handwriting points variable, if working as described first
Described in when person's handwriting completes, the value of the first person's handwriting points variable is less than the first setting number, will be direct for described first person's handwriting information data
Or indirectly it is sent to the second electromagnetic screen；
Second person's handwriting point number variable is set, from the beginning of described second electromagnetic screen detects described second person's handwriting, by described
Two electromagnetic screens detect the number assignment of the point of the second person's handwriting in described second person's handwriting point number variable, if when described second person's handwriting is complete
The value of the second person's handwriting point number variable described in during one-tenth is less than the second setting number, by direct for described second handwriting information data or
The first electromagnetic screen is delivered in sending and receiving；
Described first person's handwriting information data is directly or indirectly sent to after the second electromagnetic screen, by described first person's handwriting point
The value of number variable resets；Described second handwriting information data is directly or indirectly sent to after the first electromagnetic screen, by described
The value of two person's handwriting point number variables resets.
Preferably, described first electromagnetic screen and the second electromagnetic screen are the electromagnetic screens based on Android system.
Preferably, described first person's handwriting information data is sent to the second electromagnetism by server by described first electromagnetic screen
Screen, described second handwriting information data is activation is given the first electromagnetic screen by described server by described second electromagnetic screen.
Present invention also offers a kind of electromagnetism screen system, including the first electromagnetic screen, the second electromagnetic screen server；
First electromagnetic screen is used for receiving and showing the first person's handwriting under being drawn, and is receiving the first of described first person's handwriting simultaneously
After setting the first person's handwriting information data of point of number, described first person's handwriting information data is directly or indirectly sent to second
Electromagnetic screen；
Described second electromagnetic screen is used for receiving and parsing through described first person's handwriting information data, the correspondence on the second electromagnetic screen
Position display first person's handwriting；
Second electromagnetic screen is additionally operable to receive and show is drawn the second lower person's handwriting, simultaneously the of described second person's handwriting of reception
After the second handwriting information data of point of two setting numbers, described second handwriting information data is directly or indirectly sent to the
One electromagnetic screen；
Described first electromagnetic screen is additionally operable to receive and parse through described second handwriting information data, right on the first electromagnetic screen
Answer position display second person's handwriting.
Preferably, described first number and the second setting number are set between 1 to 50.
Preferably, setting the first person's handwriting points variable, from the beginning of described first electromagnetic screen detects described first person's handwriting, will
Described first electromagnetic screen detects the number assignment of the point of the first person's handwriting in described first person's handwriting points variable, if working as described first
Described in when person's handwriting completes, the value of the first person's handwriting points variable is less than the first setting number, will be direct for described first person's handwriting information data
Or indirectly it is sent to the second electromagnetic screen；
Second person's handwriting point number variable is set, from the beginning of described second electromagnetic screen detects described second person's handwriting, by described
Two electromagnetic screens detect the number assignment of the point of the second person's handwriting in described second person's handwriting point number variable, if when described second person's handwriting is complete
The value of the second person's handwriting point number variable described in during one-tenth is less than the second setting number, by direct for described second handwriting information data or
The first electromagnetic screen is delivered in sending and receiving；
Described first person's handwriting information data is directly or indirectly sent to after the second electromagnetic screen, by described first person's handwriting point
The value of number variable resets；Described second handwriting information data is directly or indirectly sent to after the first electromagnetic screen, by described
The value of two person's handwriting point number variables resets.
Preferably, described first person's handwriting information data and the second handwriting information data include relative coordinate position, pressure, face
Normal complexion thickness.
Preferably, described first electromagnetic screen and the second electromagnetic screen are the electromagnetic screens based on Android system.
Preferably, the person's handwriting width benchmark of described first electromagnetic screen and pressure reference are respectively t and f, if described the first stroke
Certain point of mark drawn under when be mf to the pressure of the first electromagnetic screen, then the width that this is put is mt.
By by the handwriting information data is activation of the setting number point of the person's handwriting of certain coordinate position on an electromagnetic screen
To the second electromagnetic screen, transient data traffic volume can be avoided excessive, such that it is able to greatly reduce the situation comparing congestion in network
The loss of lower key position handwriting information data, and then the synchronous person's handwriting that can reduce on another electromagnetic screen has big difference
Probability, especially sets number effect when 20 about obvious；Reduce the situation encountering unstable networks in transmitting procedure,
Such that it is able to reduce under drawing first on first electromagnetic screen o'clock on second electromagnetic screen in the probability of rear display.
[brief description]
Accompanying drawing is the electromagnetic screen system schematic of an embodiment of the present invention.
[specific embodiment]
Below with reference to accompanying drawing, the specific embodiment of the present invention is described in further detail.
Between a kind of electromagnetic screen of embodiment, the processing method of handwriting data, comprises the steps:
S1. as illustrated, a user draws lower first person's handwriting 11 on the first electromagnetic screen 1, user is drawing the first person's handwriting 11
During, the first electromagnetic screen 1 shows this first person's handwriting 11 simultaneously or almost simultaneously, detects from the first electromagnetic screen 1 meanwhile
Start to described first person's handwriting 11, the number of the point of record the first person's handwriting 11, and this number given the first person's handwriting points variable,
When the first person's handwriting count the value of variable be equal to the first setting number after and the first person's handwriting 11 does not still complete that (for example time writer is still
So contact the first electromagnetic screen 1), these point 12 corresponding first person's handwriting information datas are sent to the second electromagnetic screen by server
2, and the value of the first person's handwriting points variable is zeroed out；If the first person's handwriting 11 has completed (for example time writer from
Opened on the first electromagnetic screen 1) first person's handwriting count variable value be less than first setting number, then by corresponding first handwriting information
Data is sent to the second electromagnetic screen 2 by server, and the value of variable that the first person's handwriting is counted is zeroed out.
Wherein, first set number between 1 to 50, such as 1,2,3 ... 19,20,21,22,23,24 ... etc..
First person's handwriting information packet of each point 12 of the first person's handwriting includes relative coordinate position, pressure, color and thickness,
First electromagnetic screen 1 detects the relative coordinate position positioned at the first electromagnetic screen 1 of certain point 12, and is arranged on the first electromagnetic screen
The width benchmark of the person's handwriting on 1 and pressure reference are respectively t and f, if certain of the first person's handwriting 1 puts 12 pressure under electromagnetism stroke
When power is mf, then by the width of this point 12 be mt, wherein, m, t and f are nonnegative numbers.
S2. described second electromagnetic screen 2 receives and parses through the first person's handwriting information data of these points 12, in the second electromagnetic screen 2
On correspondence position show corresponding to the first person's handwriting 21；
S3. same, second user can also draw lower second person's handwriting 22 on the second electromagnetic screen 2, and user is drawing the second person's handwriting
During 22, the second electromagnetic screen 2 shows this second person's handwriting 22 simultaneously or almost simultaneously, and step s1 identical principle,
The handwriting information data of the point of described second person's handwriting 22 is sent to the first electromagnetic screen 1 by server by the second electromagnetic screen 2；
Similarly, the first electromagnetism 1 screen receives and parses through above-mentioned handwriting information data, the corresponding position on the first electromagnetic screen 1
Put display the second person's handwriting 23.
Described first electromagnetic screen 1 and the second electromagnetic screen 2 can be the electromagnetic screens based on Android system.
Above content is to further describe it is impossible to assert with reference to specific preferred implementation is made for the present invention
Being embodied as of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of present inventive concept, some simple deduction or replace can also be made, all should be considered as belonging to the present invention by
The scope of patent protection that the claims submitted to determine.
Claims (10)
1. between a kind of electromagnetic screen handwriting data processing method, it is characterized in that, comprise the steps:
First electromagnetic screen gathers and shows the first person's handwriting under being drawn, and is gathering the first setting number of described first person's handwriting simultaneously
The first person's handwriting information data of point after, described first person's handwriting information data is directly or indirectly sent to the second electromagnetic screen；
Described second electromagnetic screen receives and parses through described first person's handwriting information data, and the correspondence position on the second electromagnetic screen shows
First person's handwriting；
Second electromagnetic screen gathers and shows the second person's handwriting under being drawn, and is gathering the second setting number of described second person's handwriting simultaneously
The second handwriting information data of point after, described second handwriting information data is directly or indirectly sent to the first electromagnetic screen；
Described first electromagnetic screen receives and parses through described second handwriting information data, and the correspondence position on the first electromagnetic screen shows
Second person's handwriting.
2. between electromagnetic screen as claimed in claim 1 handwriting data processing method, it is characterized in that,
The person's handwriting width benchmark of described first electromagnetic screen and pressure reference are respectively t and f, if certain of described first person's handwriting puts quilt
It is mf to the pressure of the first electromagnetic screen when under drawing, then the width of this point is mt.
3. between electromagnetic screen as claimed in claim 1 handwriting data processing method, it is characterized in that,
First person's handwriting points variable is set, from the beginning of described first electromagnetic screen detects described first person's handwriting, by the described first electricity
Magnetic cup detects the number assignment of the point of the first person's handwriting in described first person's handwriting points variable, if when described first person's handwriting completes
The value of described first person's handwriting points variable is less than the first setting number, and described first person's handwriting information data is directly or indirectly sent out
Deliver to the second electromagnetic screen；
Second person's handwriting point number variable is set, from the beginning of described second electromagnetic screen detects described second person's handwriting, by the described second electricity
Magnetic cup detects the number assignment of the point of the second person's handwriting in described second person's handwriting point number variable, if when described second person's handwriting completes
The value of described second person's handwriting point number variable is less than the second setting number, and described second handwriting information data is directly or indirectly sent out
Deliver to the first electromagnetic screen；
Described first person's handwriting information data is directly or indirectly sent to after the second electromagnetic screen, described first person's handwriting points are become
The value of amount resets；Described second handwriting information data is directly or indirectly sent to after the first electromagnetic screen, by described second
The value of mark point number variable resets.
4. between electromagnetic screen as claimed in claim 1 handwriting data processing method, it is characterized in that, described first electromagnetic screen and
Two electromagnetic screens are the electromagnetic screens based on Android system.
5. between electromagnetic screen as claimed in claim 1 handwriting data processing method, it is characterized in that, described first electromagnetic screen passes through
Described first person's handwriting information data is sent to the second electromagnetic screen by server, and described second electromagnetic screen passes through described server by institute
State the second handwriting information data is activation to the first electromagnetic screen.
6. a kind of electromagnetism screen system, is characterized in that: includes the first electromagnetic screen, the second electromagnetic screen server；
First electromagnetic screen is used for gathering and showing the first person's handwriting under being drawn, and is gathering the first setting of described first person's handwriting simultaneously
After first person's handwriting information data of the point of number, described first person's handwriting information data is directly or indirectly sent to the second electromagnetism
Screen；
Described second electromagnetic screen is used for gathering and parse described first person's handwriting information data, the correspondence position on the second electromagnetic screen
Show the first person's handwriting；
Second electromagnetic screen is additionally operable to gather and show the second person's handwriting under being drawn, and sets in gather described second person's handwriting second simultaneously
After second handwriting information data of the point determining number, described second handwriting information data is directly or indirectly sent to the first electricity
Magnetic cup；
Described first electromagnetic screen is additionally operable to gather and parse described second handwriting information data, the corresponding position on the first electromagnetic screen
Put display the second person's handwriting.
7. electromagnetism screen system as claimed in claim 6, is characterized in that:
First person's handwriting points variable is set, from the beginning of described first electromagnetic screen detects described first person's handwriting, by the described first electricity
Magnetic cup detects the number assignment of the point of the first person's handwriting in described first person's handwriting points variable, if when described first person's handwriting completes
The value of described first person's handwriting points variable is less than the first setting number, and described first person's handwriting information data is directly or indirectly sent out
Deliver to the second electromagnetic screen；
Second person's handwriting point number variable is set, from the beginning of described second electromagnetic screen detects described second person's handwriting, by the described second electricity
Magnetic cup detects the number assignment of the point of the second person's handwriting in described second person's handwriting point number variable, if when described second person's handwriting completes
The value of described second person's handwriting point number variable is less than the second setting number, and described second handwriting information data is directly or indirectly sent out
Deliver to the second electromagnetic screen；
Described first person's handwriting information data is directly or indirectly sent to after the second electromagnetic screen, described first person's handwriting points are become
The value of amount resets；Described second handwriting information data is directly or indirectly sent to the second electromagnetic screen by described second person's handwriting point
The value of number variable resets.
8. electromagnetism screen system as claimed in claim 6, is characterized in that, described first person's handwriting information data and the second handwriting information
Data includes relative coordinate position, pressure, color and width.
9. electromagnetism screen system as claimed in claim 6, is characterized in that, described first electromagnetic screen and the second electromagnetic screen are based on peace
The electromagnetic screen of tall and erect system.
10. electromagnetism screen system as claimed in claim 6, is characterized in that, the person's handwriting width benchmark of described first electromagnetic screen and pressure
Power benchmark is respectively t and f, if certain point of described first person's handwriting drawn under when be mf to the pressure of the first electromagnetic screen, this point
Width be mt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 CN103823605A (en) | 2014-05-28 |
| CN103823605B true CN103823605B (en) | 2017-01-25 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105357207B (en) * | 2015-11-19 | 2019-01-29 | 广州视睿电子科技有限公司 | Synchronous writing method, mobile terminal, server and system |
| CN105446689B (en) * | 2015-12-16 | 2018-12-07 | 广州视睿电子科技有限公司 | Method and system for remote annotation synchronization |
| 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 |
| CN115280265A (en) * | 2020-10-29 | 2022-11-01 | 京东方科技集团股份有限公司 | Handwriting display method and device based on android system and storage medium |
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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 |
-
2014
- 2014-03-03 CN CN201410075688.XA patent/CN103823605B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| CN103823605A (en) | 2014-05-28 |
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