CN110286799A - A kind of infrared information acquisition method and relevant apparatus - Google Patents
A kind of infrared information acquisition method and relevant apparatus Download PDFInfo
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- CN110286799A CN110286799A CN201910569161.5A CN201910569161A CN110286799A CN 110286799 A CN110286799 A CN 110286799A CN 201910569161 A CN201910569161 A CN 201910569161A CN 110286799 A CN110286799 A CN 110286799A
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- touch point
- infrared
- information
- touch
- scanning area
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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
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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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
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
Abstract
This application discloses a kind of infrared information acquisition methods, comprising: judges whether to detect the first touch point；If detecting the first touch point, scanning area is preset according to the first touch point acquisition of information first of the first touch point；When the first default scanning area is scanned, the second touch point in the first default scanning area and corresponding second touch point information are obtained；If the first touch point is not detected, scan round is carried out.The application avoids consumption when infrared scan sequentially retransmits caused by data after the completion in the related technology, reduces touch-control delay, improves touch-control and accordingly reports a point rate with transmission speed, raising, improve user experience.The application additionally provides a kind of infrared information acquisition device, electronic equipment and computer readable storage medium simultaneously, all has above-mentioned beneficial effect.
Description
Technical field
This application involves technical field of touch control, in particular to a kind of infrared information acquisition method, infrared information acquisition device,
Electronic equipment and computer readable storage medium.
Background technique
Infrared touch panel is to control correlated digital logical device by microcontroller come to the infrared hair in touch screen surrounding
It penetrates reception lamp to be switched, then signal acquisition, and collecting signal number is carried out to the infrared invisible ray received in receiving end
According to touch point is calculated after progress calculation process, simultaneously reporting system realizes touch event.
The software algorithm of infrared touch panel is first to carry out one by one multi-thread to the infrared lamps of infrared touch screen surfaces at present
Sequential scan acquires signal, and the sequence of scanning is from first infrared lamp of X-axis successively to the last one infrared lamp of Y-axis, this
Sample is once a complete scan period.A signal is carried out again after completing the acquisition of all infrared signals of a cycle
It is given to touch-control algorithm process, the touch information to be received such as touch-control algorithm carries out, to all letters after touch-control algorithm receives information
It number carries out after successively judgement is calculated with processing, obtains calculating after touch-control block information touch-control again and block coordinate points a little, obtain
The position coordinates of touch point carry out output again and are reported to system, realize touch event.But infrared lamp scans successively sequential scan
After complete, infrared signal acquisition is completed, then carries out being given to touch algorithm module calculation processing, and touch-control algoritic module is in quilt at this time
It moves received state, only sends over after the completion of infrared signal information collection and handled again, when waiting is also required to consumption phase
Close etc. the time to be processed, furthermore infrared lamp be successively progress sequential scan, take a long time and touch-control caused to be delayed.
Therefore, how to provide a kind of scheme of solution above-mentioned technical problem is that those skilled in the art need to solve at present
Problem.
Summary of the invention
The purpose of the application is to provide a kind of infrared information acquisition method, infrared information acquisition device, electronic equipment and meter
Calculation machine readable storage medium storing program for executing can reduce touch-control delay.Its concrete scheme is as follows:
The application provides a kind of infrared information acquisition method, comprising:
Judge whether to detect the first touch point；
It is pre- according to the first touch point acquisition of information first of first touch point if detecting first touch point
If scanning area；When the described first default scanning area is scanned, second in the first default scanning area is obtained
Touch point and corresponding second touch point information；
If first touch point is not detected, scan round is carried out.
Optionally, before judging whether to detect the first touch point, comprising:
Determine the corresponding infrared receiving device of each infrared launcher；
The infrared launcher and corresponding all infrared receiving devices are switched according to preset order
Scanning.
Optionally, obtain the second touch point in the first default scanning area and corresponding second touch point information it
Afterwards, further includes:
The coordinate information of second touch point is determined according to the second touch point information；
The thickness information of second touch point is obtained using the coordinate information；
The coordinate information and the thickness information are sent to writing software, so that the writing software controls touch screen
It is shown.
Optionally, judge whether to detect the first touch point, comprising:
Determine current write mode；
Obtain initial first touch point information；
Judge whether initial first touch point is first touch point based on the current write mode.
The application provides a kind of infrared information acquisition device, comprising:
Judgment module detects the first touch point for judging whether；
First processing module, if for detecting first touch point, according to the first of first touch point the touching
Control point acquisition of information first presets scanning area；When the described first default scanning area is scanned, it is pre- to obtain described first
If the second touch point and corresponding second touch point information in scanning area；
Second processing module, if carrying out scan round for first touch point to be not detected.
Optionally, further includes:
First determining module, for determining the corresponding infrared receiving device of each infrared launcher；
Scan module, for according to preset order to the infrared launcher and corresponding all infrared receivers
Device carries out switch scanning.
Optionally, further includes:
Second determining module, for determining the coordinate information of second touch point according to the second touch point information；
Thickness data obtaining module, for obtaining the thickness information of second touch point using the coordinate information；
Sending module, for the coordinate information and the thickness information to be sent to writing software, so as to the writing
Software control touch screen is shown.
The application provides a kind of electronic equipment, comprising:
Touch screen；
Memory, for storing computer program；
Processor is realized when for executing the computer program such as the step of above-mentioned infrared information acquisition method.
Optionally, the touch screen includes:
Touch screen body；
Multiple infrared launchers positioned at the touch screen body first side, wherein each infrared emission dress
Set the arrangement mode for being less than the arrangement density at both ends using intermediate arrangement density in the first side；
Multiple infrared receivers positioned at the second side corresponding with the infrared launcher of the touch screen body fill
It sets；Wherein, the first side is parallel with the second side.
The application provides a kind of computer readable storage medium, is stored with computer on the computer readable storage medium
Program is realized when the computer program is executed by processor such as the step of above-mentioned infrared information acquisition method.
The application provides a kind of infrared information acquisition method, comprising: judges whether to detect the first touch point；If detecting
First touch point then presets scanning area according to the first touch point acquisition of information first of the first touch point；It presets and sweeps first
When retouching region and being scanned, the second touch point in the first default scanning area and corresponding second touch point information are obtained；If
The first touch point is not detected, then carries out scan round.
As it can be seen that the application is by detecting the first touch point, then according to the first touch point acquisition of information of the first touch point
First default scanning area；When the first default scanning area is scanned, the second touching in the first default scanning area is obtained
Control point and the mode of corresponding second touch point information realize the tracking to the first touch point, to the first default scanning area into
Row targetedly scans, and avoids consumption when infrared scan sequence retransmits caused by data after the completion in the related technology, reduces touching
Control delay improves touch-control accordingly and transmission speed, raising report point rate improves user experience.The application additionally provides one kind simultaneously
Infrared information acquisition device, electronic equipment and computer readable storage medium all have above-mentioned beneficial effect, no longer superfluous herein
It states.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of application for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of flow chart of infrared information acquisition method provided by the embodiment of the present application；
Fig. 2 is a kind of schematic diagram of external information acquisition method provided by the embodiments of the present application；
Fig. 3 is a kind of structural schematic diagram of infrared information acquisition device provided by the embodiment of the present application.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall in the protection scope of this application.
In common technology, after successively sequential scan is complete, infrared signal acquisition is completed, then is given to for infrared lamp scanning
Touch algorithm module calculation processing, touch-control algoritic module is in passive received state at this time, and only infrared signal information is adopted
It sends over and is handled again after the completion of collection, when waiting is also required to consume the time to be processed such as relevant, and furthermore infrared lamp is
Sequential scan is successively carried out, takes a long time and touch-control is caused to be delayed.Based on above-mentioned technical problem, the present embodiment provides a kind of infrared
Information collecting method, it is by detecting the first touch point, then pre- according to the first touch point acquisition of information first of the first touch point
If scanning area；When the first default scanning area is scanned, obtain the first default scanning area in the second touch point and
The mode of corresponding second touch point information realizes the tracking to the first touch point, is directed to the first default scanning area
Property scanning, avoid after the completion of infrared scan sequence in the related technology consumption when retransmiting caused by data, reduce touch-control delay,
It improves touch-control accordingly and transmission speed, a raising report point rate, improvement user experience is specific referring to FIG. 1, Fig. 1 is that the application is implemented
A kind of flow chart of infrared information acquisition method provided by example, specifically includes:
S101, judge whether to detect the first touch point.
In the light net that infrared launcher and infrared receiving device are constituted, when there is no scanning to occlusion area, then one
It causes to carry out scan round.Scan round can be that successively the last one to Y-axis is infrared from first infrared launcher of X-axis
Emitter is scanned, and completes the scanning of a cycle, for example, first infrared launcher face of X-axis is one-to-one
Be scanned with infrared receiving device, until to Y-axis the last one infrared launcher and face infrared receiving device
Scanning, secondly, the infrared light of left oblique pair of the coordinate of first infrared launcher transmitting of X-axis, corresponding infrared receiver dress
The acquisition for carrying out infrared information is set, until to the infrared optical fiber of the last one infrared launcher of Y-axis and left oblique pair of coordinate, it is right
The infrared receiving device answered carries out the acquisition of infrared information, finally, right oblique pair of the seat of first infrared launcher transmitting of X-axis
Target infrared light, corresponding infrared receiving device carry out the acquisition of infrared information, until filling to the last one infrared emission of Y-axis
It sets and the infrared optical fiber of right oblique pair of coordinate, corresponding infrared receiving device carries out the acquisition of infrared information, complete one at this time
The scanning in period；For another example from the angled infrared light of first infrared launcher of X-axis transmitting institute, it is corresponding infrared
Reception device acquires corresponding infrared information, until the last one infrared launcher of Y-axis is scanned, completes a cycle
Scanning.The present embodiment is not defined the mode of scanning, as long as being that by the purpose of the present embodiment, Yong Huke
Customized setting.
And then judge whether to detect that the first touch point, the present embodiment are not defined the mode of detection, it can be only
There is touch information, is also possible to just be used as the first touch point when touch point reaches certain condition, for example, working as touch point
Width be greater than predetermined width threshold value when, then be used as the first touch point, when be less than predetermined width when, can be and regard clerical mistake as, into
And it is purged, naturally it is also possible to be the touch-control time according to touch point, when being less than preset time, it is believed that be clerical mistake, carry out
It removes.
It is default according to the first touch point acquisition of information first of the first touch point if S102, detecting the first touch point
Scanning area.
If detecting the first touch point, scanning area is preset according to the first touch point acquisition of information first of the first touch point
Domain.The purpose of this step is to carry out precognition operation, obtains the first default scanning area.First touch point information includes touch point
Coordinate information, touch-control time, touch-control dynamics etc..First default scanning area can be a pre-set regional scope,
It can be the regional scope determined according to the first touch point information.For example, the coordinate information of touch point is (X, Y), then first is pre-
If scanning range is (X-n1, Y-m1)、(X-n1, Y+m2)、(X+n2, Y-m1)、(X+n2, Y+m2), at this point, n1、m1、n2、m2In
Any one or it is multinomial equal can be also possible to difference, the present embodiment is no longer repeated, and user can customize setting.Root
It can be according to the regional scope that the first touch point information determines, when the coordinate information in the first touch point information is in preset range
It is interior, then it can directly acquire corresponding n in preset range1、m1、n2、m2Value.
S103, the second touch point when the first default scanning area is scanned, in the first default scanning area of acquisition
With corresponding second touch point information.
At this point, touch point is not lifted, thus will do it around the first touch point it is next block, therefore the prior art is
All infrared launchers and infrared receiving device repeating query are scanned, and therefore, meeting generation time waste in turn results in the time
Delay, at this point, technical solution provided in this embodiment when the first default scanning area is scanned, is avoided not at this time the
The infrared launcher and infrared receiving device of one default scanning area do not need to be scanned, and save the time, at this time can be with
It is the second touch point and corresponding second block information obtained in the first default scanning area.Second touch point information includes the
Coordinate information, touch-control time, touch-control dynamics of two touch points etc..
It is swept specifically, the present embodiment actively calculates to issue the first default scanning area and be given to after calculating by carrying out precognition operation
Sampling module is retouched, after scanning sample module receives the first default scanning area, carry out for the red of the first default scanning area
Outer emitter and infrared receiving device carry out signal scanning and acquisition, are illustrated in fig. 2 shown below, Fig. 2 provides for the embodiment of the present application
A kind of external information acquisition method schematic diagram, carry out regional scanning and signal acquisition in the first default scanning area, realize
The calculating and tracking of the point.
Further, obtain the first default scanning area in the second touch point and corresponding second touch point information it
Afterwards, further includes:
Detect whether the second touch point lifts；
If not lifting, when the second default scanning area is scanned, the in the second default scanning area is obtained
Three touch points and corresponding third touch point information, are recycled with this, until touch point is lifted, carry out scan round at this time.
If the first touch point S104, is not detected, scan round is carried out.
Based on the above-mentioned technical proposal, the present embodiment is by detecting the first touch point, then according to the first of the first touch point
Touch point acquisition of information first presets scanning area；When the first default scanning area is scanned, the first default scanning is obtained
The mode of the second touch point and corresponding second touch point information in region realizes the tracking to the first touch point, to first
Default scanning area is targetedly scanned, and is avoided infrared scan sequence in the related technology and is retransmited data after the completion and causes
When consume, reduce touch-control delay, improve touch-control accordingly with transmission speed, improve report point a rate, improve user experience.
Based on the above embodiment, the present embodiment provides another infrared information acquisition methods, are judging whether to detect
Before one touch point, comprising: determine the corresponding infrared receiving device of each infrared launcher；According to preset order to infrared hair
Injection device and corresponding all infrared receiving devices carry out switch scanning.
Based on the above-mentioned technical proposal, the present embodiment corresponds to all infrared receiving devices by infrared launcher and is opened
Scanning is closed, to complete the scanning of all infrared launchers, therefore, infrared launcher is only needed in entire scanning process
Open and be always on primary, a cycle can complete the acquisition of all signals, save the relevant scanning addressing time with
The time for switching infrared launcher, the speed of scanning sample is improved, reduces touch-control delay.
Based on the above embodiment, the present embodiment provides another infrared information acquisition methods, in the default scanning of acquisition first
After the second touch point and corresponding second touch point information in region, further includes: determine according to the second touch point information
The coordinate information of two touch points；The thickness information of the second touch point is obtained using coordinate information；By coordinate information and thickness information
It is sent to writing software, so that writing software control touch screen is shown.
Based on the above-mentioned technical proposal, the present embodiment is by utilizing coordinate information to obtain the thickness information of touch point, and benefit
The thickness of stroke, can really restore the writing of the vigour of style in writing according to thickness information when being write with coordinate information and thickness information realization
Display avoids the problem of dtmf distortion DTMF for simulating reduction notes according to related algorithm in the related technology, improves the true of display calligraphy content
Reality.
Based on any of the above-described embodiment, the present embodiment provides another infrared information acquisition method, for judging whether to examine
It measures the first touch point to be further elaborated, comprising: determine current write mode；Obtain initial first touch point information；Base
Judge whether initial first touch point is the first touch point in current write mode.
Specifically, multiple write modes can be preset with, for example, brush writing, pen writing either rapid style of writing, lishu,
A variety of write modes such as the Song typeface, the lesser seal character have itself when writing since different write modes has different writing characteristics
The characteristics of, for example, when current write mode is A, since the characteristic of A is a, b, c, d, when initial first touch point information is not met
The characteristic of A is a, b, c, d, then proves, is clerical mistake at this time, not using current initial first touch point as the first touch point.
Based on the above-mentioned technical proposal, the present embodiment by based on current write mode judge initial first touch point whether be
First touch point, the current writing situation of reaction that can be more intelligent.
A kind of infrared information acquisition device provided by the embodiments of the present application is introduced below, infrared letter described below
Reference can be corresponded to each other with above-described infrared information acquisition method by ceasing acquisition device, specifically be set to touch-control algoritic module
In, with reference to Fig. 3, Fig. 3 is a kind of structural schematic diagram of infrared information acquisition device provided by the embodiment of the present application, comprising:
Judgment module 100 detects the first touch point for judging whether；
First processing module 200, if being believed for detecting the first touch point according to the first touch point of the first touch point
Breath obtains the first default scanning area；When the first default scanning area is scanned, obtain in the first default scanning area
Second touch point and corresponding second touch point information；
Second processing module 300, if carrying out scan round for the first touch point to be not detected.
In certain embodiments, further includes:
First determining module, for determining the corresponding infrared receiving device of each infrared launcher；
Scan module, for being carried out according to preset order to infrared launcher and corresponding all infrared receiving devices
Switch scanning.
In certain embodiments, further includes: the second determining module, for determining second according to the second touch point information
The coordinate information of touch point；Thickness data obtaining module, for obtaining the thickness information of the second touch point using coordinate information；Hair
Module is sent, for coordinate information and thickness information to be sent to writing software, so that writing software control touch screen is shown.
In certain embodiments, judgment module 100 includes:
Determination unit, for determining current write mode；
Acquiring unit, for obtaining initial first touch point information；
Judging unit, for judging whether initial first touch point is the first touch point based on current write mode.
Since the embodiment of infrared information acquisition device part and the embodiment of infrared information acquisition method part are mutually right
It answers, therefore the embodiment of infrared information acquisition device part refers to the description of the embodiment of infrared information acquisition method part,
Here it wouldn't repeat.
This implementation below provides a kind of specific display methods, comprising:
Scanner program module carries out sector scanning acquisition signal and uploads to the signal that blocks of the first touch point, reports
Give touch algorithm module；
Touch-control algoritic module obtains the block information of the first touch point and carries out contact calculation process, judges whether to detect
First touch point；If detecting the first touch point, swept according to the first touch point acquisition of information first of the first touch point is default
Retouch region；It issues the first default scanning area and gives scanner program module；
Scanner program module is scanned processing to the first default scanning area, and will acquire in the first default scanning area
The second touch point be sent to touch algorithm module；
Touch algorithm module is laggard by the corresponding second touch point information that calculation process obtains corresponding second touch point
Row is uploaded to system and realizes touch event function.
This embodiment avoids previous scanner program, successively sequential scan acquisition is reported, and touch-control algoritic module passively receives meter
The time-consuming disadvantage of the frameworks such as calculation saves touch-control algorithm waiting time-consuming unnecessary and the extra infrared hair of signal scanning module
The scanning of injection device and infrared receiving device is time-consuming, reduces touch-control delay, touch-control response and transmission speed is improved, to improve
Report point rate, raising touch-control writing follow response to experience, and the sense so that stroke is not delayed, lines are smooth, and font writes reduction degree height,
Response and writing experience are followed to improve touch-control writing.
A kind of electronic equipment provided by the embodiments of the present application is introduced below, electronic equipment described below and above
The infrared information acquisition method of description can correspond to each other reference.
The application provides a kind of electronic equipment, comprising:
Touch screen；
Memory, for storing computer program；
Processor is realized when for executing computer program such as the step of above-mentioned infrared information acquisition method.
The present embodiment is by detecting the first touch point, then according to the first touch point acquisition of information first of the first touch point
Default scanning area；When the first default scanning area is scanned, the second touch point in the first default scanning area is obtained
The tracking to the first touch point is realized with the mode of corresponding second touch point information, needle is carried out to the first default scanning area
Scanning to property avoids consumption when infrared scan sequence retransmits caused by data after the completion in the related technology, reduces touch-control and prolongs
When, it improves touch-control accordingly and transmission speed, a raising report point rate improves user experience.
Further, touch screen includes: touch screen body；Multiple infrared emissions positioned at touch screen body first side fill
It sets, wherein each infrared launcher is less than the arrangement of the arrangement density at both ends in first side using intermediate arrangement density
Mode；Multiple infrared receiving devices positioned at the second side corresponding with infrared launcher of touch screen body；Wherein, first
Side is parallel with second side.
Based on above-mentioned technological means, the present embodiment passes through the arrangement mode of setting infrared launcher, using in the first side
Side is less than the arrangement mode of the arrangement density at both ends using intermediate arrangement density, the layout of comprehensive and reasonable is realized, in light net
Infrared launcher of the distance than covering incomplete place or blind area in light net of the complete local infrared launcher arrangement of covering
The distance of arrangement is wide, realizes comprehensive non-blind area infrared light net covering, avoids in the related technology in equidistantly arrangement infrared emission
It to realize that comprehensive light net covering just needs to increase the high cost problem of infrared launcher when device, reduce cost, improve user
Experience.
Since the embodiment of electronics portion is corresponded to each other with the embodiment of infrared information acquisition method part, electricity
The embodiment of sub- environment division refers to the description of the embodiment of infrared information acquisition method part, wouldn't repeat here.
A kind of computer readable storage medium provided by the embodiments of the present application is introduced below, calculating described below
Machine readable storage medium storing program for executing can correspond to each other reference with above-described infrared information acquisition method.
The application provides a kind of computer readable storage medium, and computer journey is stored on computer readable storage medium
Sequence is realized when computer program is executed by processor such as the step of above-mentioned infrared information acquisition method.
Since the embodiment of computer readable storage medium part and the embodiment of infrared information acquisition method part are mutual
It is corresponding, therefore the embodiment of computer readable storage medium part refers to retouching for the embodiment of infrared information acquisition method part
It states, wouldn't repeat here.
Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other realities
The difference of example is applied, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
Speech, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is referring to method part illustration
?.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond scope of the present application.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can directly be held with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
Above to a kind of infrared information acquisition method provided herein, infrared information acquisition device, electronic equipment and
Computer readable storage medium is described in detail.Principle and embodiment of the specific case to the application used herein
It is expounded, the description of the example is only used to help understand the method for the present application and its core ideas.It should be pointed out that
For those skilled in the art, under the premise of not departing from the application principle, can also to the application into
Row some improvements and modifications, these improvement and modification are also fallen into the protection scope of the claim of this application.
Claims (10)
1. a kind of infrared information acquisition method characterized by comprising
Judge whether to detect the first touch point；
If detecting first touch point, swept according to the first touch point acquisition of information first of first touch point is default
Retouch region；When the described first default scanning area is scanned, the second touch-control in the first default scanning area is obtained
Point and corresponding second touch point information；
If first touch point is not detected, scan round is carried out.
2. infrared information acquisition method according to claim 1, which is characterized in that judge whether to detect the first touch point
Before, comprising:
Determine the corresponding infrared receiving device of each infrared launcher；
Switch scanning is carried out to the infrared launcher and corresponding all infrared receiving devices according to preset order.
3. infrared information acquisition method according to claim 1, which is characterized in that obtain the first default scanning area
After the second interior touch point and corresponding second touch point information, further includes:
The coordinate information of second touch point is determined according to the second touch point information；
The thickness information of second touch point is obtained using the coordinate information；
The coordinate information and the thickness information are sent to writing software, so that writing software control touch screen carries out
Display.
4. infrared information acquisition method according to any one of claims 1 to 3, which is characterized in that judge whether to detect
First touch point, comprising:
Determine current write mode；
Obtain initial first touch point information；
Judge whether initial first touch point is first touch point based on the current write mode.
5. a kind of infrared information acquisition device characterized by comprising
Judgment module detects the first touch point for judging whether；
First processing module, if for detecting first touch point, according to the first touch point of first touch point
Acquisition of information first presets scanning area；When the described first default scanning area is scanned, acquisition described first is default to be swept
Retouch the second touch point in region and corresponding second touch point information；
Second processing module, if carrying out scan round for first touch point to be not detected.
6. infrared information acquisition device according to claim 5, which is characterized in that further include:
First determining module, for determining the corresponding infrared receiving device of each infrared launcher；
Scan module, for according to preset order to the infrared launcher and corresponding all infrared receiving devices
Carry out switch scanning.
7. infrared information acquisition device according to claim 5, which is characterized in that further include:
Second determining module, for determining the coordinate information of second touch point according to the second touch point information；
Thickness data obtaining module, for obtaining the thickness information of second touch point using the coordinate information；
Sending module, for the coordinate information and the thickness information to be sent to writing software, so as to the writing software
Control touch screen is shown.
8. a kind of electronic equipment characterized by comprising
Touch screen；
Memory, for storing computer program；
Processor realizes the infrared information acquisition side as described in any one of Claims 1-4 when for executing the computer program
The step of method.
9. electronic equipment according to claim 8, which is characterized in that the touch screen includes:
Touch screen body；
Multiple infrared launchers positioned at the touch screen body first side, wherein each infrared launcher exists
The first side is less than the arrangement mode of the arrangement density at both ends using intermediate arrangement density；
Multiple infrared receiving devices positioned at the second side corresponding with the infrared launcher of the touch screen body；Its
In, the first side is parallel with the second side.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program realizes the infrared information acquisition method as described in any one of Claims 1-4 when the computer program is executed by processor
The step of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910569161.5A CN110286799B (en) | 2019-06-27 | 2019-06-27 | Infrared information acquisition method and related device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910569161.5A CN110286799B (en) | 2019-06-27 | 2019-06-27 | Infrared information acquisition method and related device |
Publications (2)
| Publication Number | Publication Date |
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| CN110286799A true CN110286799A (en) | 2019-09-27 |
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