CN103176633B - A kind of touch-screen method for preventing misoperation, device and system - Google Patents
A kind of touch-screen method for preventing misoperation, device and system Download PDFInfo
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Abstract
The present invention discloses a kind of touch-screen method for preventing misoperation, device and system, the method comprising the steps of: start required software platform and hardware platform in advance, wait for and obtain touch-screen input message, authentic data is directly reported, after receiving UP message, judge whether the operation that authentic data is expressed is uncertain operation; Determination operation is reported, judges according to the authentic data of uncertain operation and supplementary the true operation of the user of operation expressed by this authentic data operated and supplementary and authentic data Integrative expression is intended to whether conflict; When identical, directly report, when conflicting, constructing real operation intention of user, and reporting.This device comprise start in advance module, obtain message module, the first execution module, the second execution module and the 3rd execution module.This system comprises hardware collection, drives layer, ccf layer and application layer.Described methods, devices and systems provided by the invention, to a certain degree can prevent the generation to user operation erroneous judgement.
Description
Technical field
The present invention relates to touch screen operation technical field, particularly relate to a kind of touch-screen method for preventing misoperation, device and system.
Background technology
Touch screen (Touch panel) is also called contact panel, it is an induction type liquid crystal indicator that can receive the input signals such as contact, when contacting the graphic button on screen, haptic feedback system on screen can drive various hookup mechanism according to the formula of programming in advance, in order to replace mechanical push button panel, and lively visual and sound effects can be produced by liquid crystal display picture.Obtain in the scheme of user's operation information at touch-screen, in order to obtain user's response faster, after hardware collects authentic data, should report upper layer application as early as possible, these data in man-machine interaction, can click icon, sliding interface, amplifies picture, the scenes such as handwriting recognition.
Distinguish touch-screen from know-why, five basic kind can be divided into: vector pressure sensing technology touch-screen, resistive technologies touch-screen, capacitance technology touch-screen, infrared technology touch-screen, surface acoustic wave technique touch-screen.Wherein vector pressure sensing technology touch-screen steps down from the stage of history; Infrared technology touch-screen is cheap, but its housing is frangible, easily produces light interference, distortion in curved surface situation; The price of resistive touch is accepted by consumers in general, and its advantage is accurate positioning, and shortcoming is comparatively responsive to pressure, and Consumer's Experience is not good; The price of capacitance touch, still higher, its advantage is that to experience comparatively resistive touch good, and shortcoming is subject to electromagnetic interference (EMI); Surface acoustic wave touch screen solves the various defects of touch-screen in the past, is clearly not easy damaged, is suitable for various occasion, if shortcoming is screen surface have water droplet and dust that touch-screen can be made to become blunt, even do not work.
At present, in numerous electronic product, the touch-screen adopted is of all kinds, in order to obtain the operation intention of user accurately, as clicked, sliding, all focusing on the sensitivity improving sensor measuring equipment, as the development from resistive touch to capacitance touch, operation intention of user can better be caught.But, regardless of the sensor that how advanced employing is, the actual signal of the user operation of real world is continuous print, and the measuring-signal that sensor measuring equipment gathers is due to resolution and interference thereof, the reasons such as quantification, always can lose a lot of detailed information, that is, probably due to reasons such as duration of charging of the charging circuit in measuring equipment are not enough, the data detected are caused to be corrupt data, these corrupt datas have been dropped usually, when the corrupt data abandoned is more, and the authentic data caught is when can not reflect the true operation of user, a maloperation, comprise erroneous judgement and just create without response.
Summary of the invention
The object of the present invention is to provide a kind of touch-screen method for preventing misoperation, device and system, the touch-screen that can overcome prior art due to the authentic data that obtains less and accurately can not know operation intention of user, produce the technical matters of faulty operation.
A kind of touch-screen method for preventing misoperation of the present invention, starts required software platform and hardware platform in advance, comprises step afterwards:
Steps A, waits for and obtains touch-screen input message, by authentic data directly the reporting without time delay received, after receiving the UP message of this operation, judges whether the operation expressed by the authentic data of this operation is uncertain operation;
Step B, determination operation is directly reported, for uncertain operation, according to authentic data and the supplementary of uncertain operation, judge whether the true operation of the user of operation expressed by this authentic data operated and supplementary and authentic data Integrative expression conflicts;
Step C, when the operation of the authentic data expression of this operation is identical with real user operation, directly reports, and when the operation of the authentic data expression of this operation conflicts with real user operation, constructs real user operation data, and reports.
Wherein, whether the operation that the described judgement in described steps A is expressed by this authentic data operated is that uncertain operation comprises step:
When the authentic data operated according to this, can single-click operation be judged as and authentic data number is less than the first predetermined threshold value time, be then judged as uncertain operation; When the authentic data operated according to this can be judged as slide, then judge that this is operating as determination operation.
Wherein, described first predetermined threshold value is 4, namely when the authentic data operated according to this, can single-click operation be judged as and authentic data number is less than 4 time, then regard as uncertain operation.
Wherein, whether the true operation of the user of operation expressed by authentic data of this operation of the authentic data according to uncertain operation described in described step B and side information analysis and supplementary and authentic data Integrative expression is conflicted and is comprised step:
Elapsed time between the UP message of last authentic data of this operation and this operation, be greater than the second predetermined threshold value, and be judged as clicking according to the authentic data of this operation, then judge that the operation expressed by this authentic data operated conflicts with the true operation of user.
Wherein, construct real operation intention of user in described step C, comprise step:
When authentic data only has a bit, clinodiagonal direction constructs more at least, to express a slide;
When authentic data has more than, first by known authentic data determination glide direction, in glide direction, then construct at least one point at 2, to express a slide.
The present invention also provides a kind of touch-screen anti-misoperation apparatus, comprises and starts module, acquisition message module, the first execution module, the second execution module and the 3rd execution module in advance; The described module that starts in advance is used for starting required software platform and hardware platform in advance; Described acquisition message module is used for waiting for and obtains touch-screen input message; Described first execution module is used for described acquisition message module to receive to obtain authentic data directly reporting without time delay, after receiving the UP message of this operation, judges whether the operation expressed by the authentic data of this operation is uncertain operation; The determination operation that described second execution module is used for the first execution module judges directly reports, for uncertain operation, according to authentic data and the supplementary of uncertain operation, judge whether the true operation of the user of operation expressed by this authentic data operated and supplementary and authentic data Integrative expression conflicts; Described 3rd execution module, for when the operation that the authentic data that this operates is expressed is identical with real user operation, directly report, when the operation of the authentic data expression of this operation conflicts with real user operation, construct real user operation data, and report.
Wherein, described first execution module comprises the first judge module, described first judge module be used for when according to this operation authentic data, can single-click operation be judged as and authentic data number is less than the first predetermined threshold value time, be then judged as uncertain operation; When the authentic data operated according to this can be judged as slide, then judge that this is operating as determination operation.
Wherein, described second execution module comprises the second judge module, described second judge module is used for elapsed time between last authentic data and the UP message of this operation of this operation, be greater than the second predetermined threshold value, and be judged as clicking according to the authentic data of this operation, then judge that the operation expressed by this authentic data operated conflicts with the true operation of user.
Wherein, described 3rd execution module comprises constructing module, and described constructing module is used for when authentic data only has a bit, clinodiagonal direction constructs more at least, to express a slide; When authentic data has more than, first by known authentic data determination glide direction, in glide direction, then construct at least one point at 2, to express a slide.
The present invention also provides a kind of touch-screen anti-misoperation system, and comprise hardware collection, drive layer, ccf layer and application layer, described hardware collection comprises acquisition message module, and described acquisition message module is used for waiting for and obtains touch-screen input message; Described driving layer comprises and starts module, the first execution module, the second execution module and the 3rd execution module in advance; The described module that starts in advance is used for starting required software platform and hardware platform in advance; Described first execution module is used for described acquisition message module to receive to obtain authentic data directly reporting without time delay, after receiving the UP message of this operation, judges whether the operation expressed by the authentic data of this operation is uncertain operation; The determination operation that described second execution module is used for the first execution module judges directly reports, for uncertain operation, judge according to the authentic data of uncertain operation and supplementary whether the true operation of the user of operation expressed by this authentic data operated and supplementary and authentic data Integrative expression conflicts; Described 3rd execution module, for when the operation that the authentic data that this operates is expressed is identical with real operation intention of user, directly report, when the operation of the authentic data expression of this operation conflicts with real user operation, construct real user operation data, and report.
The invention has the beneficial effects as follows: a kind of touch-screen method for preventing misoperation provided by the invention, device and system, the present invention judges the true operation of user by supplementary, construction data, to express user's true operation, prevents user operation erroneous judgement or the generation without response.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of touch-screen method for preventing misoperation of the present invention;
Fig. 2 is the structural representation of touch-screen anti-misoperation system of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, a kind of touch-screen method for preventing misoperation of the present invention and device are further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of touch-screen method for preventing misoperation, user is obtained to the authentic data of touching display screen and other obtainable supplementarys by the hardware platform of relevant control touching display screen, when authentic data is not enough to an expression determination operation, use other obtainable supplementarys, by resolving these side information data, when the operation finding that authentic data represents conflicts with user view, authentic data is supplemented, thus expresses real user view.This method can make touch-screen more adequately obtain the operation information of user.
See Fig. 1, as a kind of embodiment, described touch-screen method for preventing misoperation comprises step:
Steps A, waits for and obtains touch-screen input message, will receive to obtain authentic data directly reporting without time delay, after receiving the UP message of this operation, judges whether the operation expressed by the authentic data of this operation is uncertain operation.
Start relevant hardware device and software equipment in advance, namely prepare corresponding software platform and hardware platform in advance, after relevant hardware and software platform has started, wait for information input from touch screen.
Wherein waiting for and obtain touch-screen input message, is come by the hardware platform of touch-screen.The information collected by the hardware of touch-screen, comprises authentic data and supplementary, and wherein supplementary comprises unreliable sampled data, down message and up message.Hardware platform is obtaining the input information of user, and when notice drives, employing be such sequential: down+ sample coordinate+up.
Wherein, UP signal represents that hardware identification touches the behavior of lifting and the mark sent to user, and DOWN message represents that user starts to touch the initial of the one-off of touch-screen; Authentic data, expression be user operation organ and touch panel good contact time the data that collect; When user operation organ and touch panel good contact, the data collected are exactly effective; Whether effective, relevant to acquisition principle, in resistance or capacitance touch, when user operation organ and touch panel fail good contact, charging circuit just can not can reach stable in the schedule time, thus the value that adc obtains is exactly inaccurate, because of but insecure.
Usually, when user contacts good with touch panel, by simple filtering and AF panel, the information that hardware collects can accurate expression user input, but, due to the character of physical characteristics, contact bad with touch panel user, thus sensor can not be met when correctly obtaining the condition of touch input of user, the information that hardware collects just accurately cannot express the input of user.Only based in the scheme of authentic data, if hardware only samples a small amount of data reliably, report these data to upper layer application, and report up message subsequently, according to the authentic data reported, this action may be interpreted as single-click operation, and this is likely wrong; Reason is, the operation information of user, is not likely correctly described by authentic data.
For electric capacity or resistive touch screen, in electric capacity or resistive touch screen use procedure, the condition of the touch input of user is correctly obtained to meet sensor, need fully contact, just can make RC (resistance andcapacitance circuit, resistance capacitance connection in series-parallel composition circuit) charging circuit can need time in reach stable, carrying out ADC (Analog to Digital Converter, analog to digital converter) when changing, the touch input of acquisition is exactly accurately and reliable.
In resistive touch, " fully contact " this condition, in the incipient stage of one-off, when user manipulates contact panel, user operation organ separates-> and does not fully contact the process that-> fully contacts with will experience between contact panel, thus fully contacts this condition and just often can not reach.In capacitance touch, sensor is sensitiveer, the lighter way of contact, just can affect the CHARGE DISTRIBUTION on contact panel, thus meet the condition that sensor correctly obtains the touch input of user, but, when contacting contact panel in lighter mode, or the beginning of single job and at the end of, this " fully contact " condition be not to reach yet.
Obtain in the equipment of user's input at all sensors that depends on, all can occur because the restriction of hardware condition, thus can not be correct catch the input of user time.When " fully contacting " this condition can not meet, the data " unreliable " that hardware reports.
Therefore, the division by some technological means, the sampled data except UP, DOWN message that hardware platform collects being carried out to authentic data and corrupt data is needed.
As a kind of embodiment, the mode by decision signal divides authentic data and corrupt data, and when decision signal does not exceed thresholding, its data are insecure, and when decision signal exceedes thresholding, data are reliable.Wherein, decision signal, be the signal for distinguishing authentic data and corrupt data, all contribute to the information distinguishing unreliable sampling, all can be used to decision signal.The selection of decision signal, depends on the physical characteristics to measured object completely, can be selected flexibly by those skilled in the art according to actual conditions, and the object that the present invention does not limit use is electric capacity or resistive touch or other forms of touch-screen.
How to divide authentic data and corrupt data according to decision signal at driving layer, following embodiment can be adopted:
1, in the incipient stage of one-off, the contact of user and contact panel, always experience and fully do not contact from separately-> the process that-> fully contacts, thus front some point samplings of one-off are all insecure, specifically former point is divided into corrupt data, determined according to concrete actual conditions by those skilled in the art, if desirable front two point samplings are corrupt data.
2, when obtaining x, y, obtaining twice, compare thus obtain dx, dy, according to the situation of change of dx, dy, during known touch panel, the change of resistance or electric capacity is on the impact in duration of charging, thus whether the contact that can obtain user and contact panel stablizes, and then judges whether that contact is good.According to quantitative research, when the absolute value of dx, dy is less than 3, think sampling time, voltage is steady, because of but contact good, data of its collection are authentic datas.Those skilled in the art also can select other absolute values as standard to divide authentic data.
Some other embodiment also can be adopted to distinguish authentic data and corrupt data, rule of thumb or the data that report of hardware to distinguish be all feasible; Such as common filter is made an uproar algorithm, is just a corrupt data filtering.Technical scheme provided by the invention, the requirement not special to hardware platform, because on any hardware platform, all can produce corrupt data.The hardware that application claims is concrete, in realization, can not other full details outside filtering authentic data, because the present invention is the true operation not judging user based on reliable samples, be the true operation that other information relied on outside reliable samples data carry out structuring user's in essence, therefore need to retain supplementary.
After the full detail gathered by hardware platform being divided into authentic data and supplementary (corrupt data+UP message+down message), the authentic data received can directly reporting without time delay, do not affect the experience of response speed and user.A complete operation, comprise down message+sampled data+up message, up message represents a complete end of operation; After receiving a UP message, illustrate that this operation terminates, the number of the authentic data of this operation just determines, and the operation expressed by the authentic data operated by this also just determines, and therefore can judge whether the operation expressed by the authentic data of this operation is uncertain operation.
When the authentic data operated according to this, can single-click operation be judged as and authentic data number is less than the first predetermined threshold value time, be then judged as uncertain operation; When the authentic data operated according to this can be judged as slide, then judge that this is operating as determination operation.
That is, work as reliable samples, when can judge slide, think determination operation; Work as authentic data, when can be judged as single-click operation, and when quantity of information is less, think uncertain operation, reason is, complete expression single-click operation, the quantity of information of needs is few, simultaneously, when the quantity of information provided also is lacked, by a small amount of information, the judgement obtained, has larger uncertainty.
As a kind of embodiment, the first predetermined threshold value optional 4, namely when the authentic data operated according to this, can single-click operation be judged as and authentic data number is less than 4 time, then regard as uncertain operation.Choosing of first predetermined threshold value can by those skilled in the art according to actual conditions concrete decision, and the present invention is not construed as limiting.
Step B, determination operation is directly reported, for uncertain operation, according to authentic data and the supplementary of uncertain operation, judge whether the true operation of the user of operation expressed by this authentic data operated and supplementary and authentic data Integrative expression conflicts.
Elapsed time between the UP message of last authentic data of this operation and this operation, be greater than the second predetermined threshold value, and be judged as clicking according to the authentic data of this operation, then judge that the operation expressed by this authentic data operated conflicts with the true operation of user.
Such as, between last authentic data and last up signal, elapsed time, if be greater than or equal to 30ms, show that user is when lifting, there is a dragging process, can judge that the true operation of user is as dragging or slide, this characteristic, relevant with the physical characteristics of measured object, namely the physical characteristics of electric resistance touch screen is correlated with, and the measured object of other kind, also has similar characteristics.Therefore can determine whether to be intended to conflict with the really operation of user according to the duration between last authentic data with UP message.
The duration of the second predetermined threshold value to be the order of magnitude be ms, specifically specifically can be selected according to actual conditions by those skilled in the art.
Step C, when the operation of the authentic data expression of this operation is identical with real user operation, directly reports; When the operation that the authentic data of this operation is expressed conflicts with real user operation, construct real user operation data, and report.
To upper layer application or framework, in order to obtain level and smooth and comfortable Consumer's Experience, to the change of slight distance, be usually not interpreted as slip, but be interpreted as clicking, for android, when the distance between 2 is less than 6 pixels, still think click action; Thus, when at driving layer, if when can clearly know that the action of user is slip according to supplementary, the sampled data reported just should be ensured, can be slip by upper strata framework or application identification.
When the operation that the authentic data of this operation is expressed is identical with real operation intention of user, directly report; When the operation that the authentic data of this operation is expressed conflicts with real operation intention of user, carry out interpolation by software, construct real operation intention of user, and report.
Of the present invention based in the operation identifying schemes of supplementary, hardware has collected some corrupt datas simultaneously, according to these corrupt datas, the physical characteristics of combined sensor part, although we can not judge the concrete coordinate of user operation, but can judge accordingly, whether this is a slide.If now, we judge that this is a slide, can arteface data, produce slide, thus can effectively avoid the generation clicking maloperation.
Wherein, describedly carry out interpolation by software, construct real operation intention of user, comprise step: when authentic data only has a bit, clinodiagonal direction constructs more at least, to express a slide; When authentic data has more than, first by known authentic data determination glide direction, in glide direction, then construct at least one point at 2, to express a slide.
That is, when the reliable samples data of this operation only have at 1, because this operation is judged as uncertain operation, explanation, there is a process of sliding or dragging between the UP message of this operation and reliable samples data, but its concrete direction can not be judged, now, can construct a bit on clinodiagonal direction, be shown to be a sliding action.
When reliable samples data have or at 2 at 3, the direction of this slide can be judged at these 2 at 3 according to or, in glide direction, construct a point again, like this, by collecting the data of authentic data and structure report in the lump, making ccf layer be interpreted as a sliding action, and specifically being responded by application layer.
When reliable samples has or at 2 at 3, if (this kind of situation occurrence frequency is higher when the interval of these sampled points is very near, usually these reliable samples, obtain when contacting good), upper layer application or the suitable process of framework, be that the operation that some represents this is interpreted as clicking, instead of slide; In driving, certainly can judging that these samplings whether can by upper layer application explanation of error, then just determine whether interpolation reporting, but this way bind together driving the reported data of layer and framework or application usually, is inappropriate.The technical solution adopted in the present invention is, when reliable samples has or at 2 at 3, and when driving determines that this is a slide, interpolation can be carried out at glide direction some pixels place, thus the operation intention of the interpreting user impelling upper layer application energy correct, as carried out interpolation in glide direction 20 apart from reliable samples data point 20 pixel places.
Because the sampled data in supplementary is insecure, and corrupt data causes because of charging is unsaturated, suppose that reliable samples data are for (x1, y1), unreliable sampled data is (x2, y2), user corresponding to unreliable sampled data is actual is { (x2+dx, y2+dy), wherein dx, dy are greater than 0}.
If { (x1, y1), (x2, y2) } direction determined and { (x1, y1), { (x2+dx, y2+dy), dx, it is consistent that dy is greater than the direction that 0}} determines, then this direction just determines, and therefore can be configured in a point of the suitable position that this side up, as the data of structure.
When reliable samples only has one, most important task prevents overdue generation of hitting, and it be best that upper layer application can be slided by user view direction, if can not, only producing small slip, do not produce the saltus step that user cannot expect, is also rational.
When reliable samples only has one, a sampling must be supplemented, just can prevent overdue generation of hitting, as a kind of embodiment, when the direction of user operation cannot be judged, if current sampling point is (x, y), then reference point is (x+20, y+20), thus determine diagonally opposing corner direction, also have expressed really user operation intention do not click, thus avoid mistakenly by operation judges for clicking brought negative effect.
This kind of processing mode, the glide direction that judges may be made contrary with the true intention direction of user, but compare and be mistaken for single-click operation, the negative effect brought can be a little bit smaller.The concrete slip that whether can produce mistake, depends on upper strata framework and the explanation of application to coordinate information.If technical scheme of the present invention be applied in android (Android) system, when upper layer application and framework carry out action recognition, the determination of slip behavior, at least requires 3 sampled points, thus can not produce slip.
Ripe upper layer application, slides even if produce, also a just small movement, and impact is also little, importantly, does not have generation click action; The technical matters that the present invention solves emphatically is how to express the operation intention of user really, is not mistaken for by the slide of user and clicks.
The present invention is directed to linux2.6.36+android2.3.4 and provide an example, specifically technical scheme of the present invention is applied to different application systems, how the upper layer application of each system explains the data driving and report, perhaps can change the mode of software construction data, the essence of technical scheme of the present invention is not conflicted with concrete upper layer application; It should be noted that, technical scheme of the present invention focuses on not based on authentic data, judges really and the operation expressing user is intended to, specifically how to express, in different application scenarioss, perhaps have adjustment, but do not deviate from the essence changing technical scheme of the present invention.
Present invention also offers a kind of touch-screen anti-misoperation apparatus, comprise and start module, acquisition message module, the first execution module, the second execution module and the 3rd execution module in advance.
Wherein, the described module that starts in advance is used for starting required software platform and hardware platform in advance.Described acquisition message module is used for waiting for and obtains touch-screen input message.Described first execution module is used for described acquisition message module to receive to obtain authentic data directly reporting without time delay, after receiving the UP message of this operation, judges whether the operation expressed by the authentic data of this operation is uncertain operation.
The determination operation that described second execution module is used for the first execution module judges directly reports, for uncertain operation, judge whether the operation expressed by this authentic data operated conflicts with the true operation of user according to the authentic data of uncertain operation and supplementary.
Described 3rd execution module, for when the operation that the authentic data that this operates is expressed is identical with real operation intention of user, directly report, when the operation of the authentic data expression of this operation conflicts with real operation intention of user, construct real operation intention of user, and report.
Described first execution module comprises the first judge module, described first judge module be used for when according to this operation authentic data, can single-click operation be judged as and authentic data number is less than the first predetermined threshold value time, be then judged as uncertain operation; When the authentic data operated according to this can be judged as slide, then judge that this is operating as determination operation.
Described second execution module comprises the second judge module, described second judge module is used for elapsed time between last authentic data and the UP message of this operation of this operation, be greater than the second predetermined threshold value, and be judged as clicking according to the authentic data of this operation, then judge that the operation expressed by this authentic data operated conflicts with the true operation of user.
Described 3rd execution module comprises constructing module, and described constructing module is used for when authentic data only has a bit, clinodiagonal direction constructs more at least, to express a slide; When authentic data has more than, first by known authentic data determination glide direction, in glide direction, then construct at least one point at 2, to express a slide.
Present invention also offers a kind of touch-screen anti-misoperation system, see Fig. 2, comprise hardware collection, drive layer, ccf layer and application layer.
The function of described hardware collection is the touch input obtaining user, and notice drives; Described hardware collection comprises acquisition message module, and described acquisition message module is used for waiting for and obtains touch-screen input message.
The function of described driving layer is the true operation of complete expression user, and reports according to the agreement of upper layer application or frame requirements; Comprise and start module, the first execution module, the second execution module and the 3rd execution module in advance; The described module that starts in advance is used for starting required software platform and hardware platform in advance; Described first execution module is used for described acquisition message module to receive to obtain authentic data directly reporting without time delay, after receiving the UP message of this operation, judges whether the operation expressed by the authentic data of this operation is uncertain operation; The determination operation that described second execution module is used for the first execution module judges directly reports, for uncertain operation, judge whether the operation expressed by this authentic data operated conflicts with the true operation of user according to the authentic data of uncertain operation and supplementary; Described 3rd execution module, for when the operation that the authentic data that this operates is expressed is identical with real operation intention of user, directly report, when the operation of the authentic data expression of this operation conflicts with real operation intention of user, construct real operation intention of user, and report.
The function of ccf layer is to driving the data reported, according to protocol requirement, making an explanation, thus transfer these data to click, the events such as slip.
The function of application layer responds these events as required.
Drive and upper layer application or framework, all need the operation expressing user to be really intended to, thus obtain good Consumer's Experience; At driving layer, the intention of user, is represented by coordinate information; At upper layer application or framework, the true intention of user is interpreted as a concrete action, as slided, clicks.
Touch-screen method for preventing misoperation provided by the present invention, device and system, user's true intention is judged by analyzing supplementary, and when the operation expressed by authentic data conflicts with user's true intention, construction data, to more adequately reflect that the data of user operation report, and then avoid the erroneous judgement to user operation.
Technical scheme of the present invention can be applicable to, in the practical operation of the touch-screens such as resistance, electric capacity, piezoelectricity, sound wave, infrared type, be not limited in and be applied to resistance or capacitive touch screen.
Finally it should be noted that obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (4)
1. a touch-screen method for preventing misoperation, is characterized in that, starts required software platform and hardware platform in advance, comprises step afterwards:
Steps A, waits for and obtains touch-screen input message, by authentic data directly the reporting without time delay received, after receiving the UP message of this operation, judges whether the operation expressed by the authentic data of this operation is uncertain operation;
Step B, determination operation is directly reported, for uncertain operation, according to authentic data and the supplementary of uncertain operation, judge whether the true operation of the user of operation expressed by this authentic data operated and supplementary and authentic data Integrative expression conflicts;
Step C, when the operation of the authentic data expression of this operation is identical with real user operation, directly reports; When the operation that the authentic data of this operation is expressed conflicts with real user operation, construct real user operation data, and report;
Described authentic data be user operation organ and touch panel good contact time the data that collect;
Described supplementary comprises unreliable sampled data, DOWN information and UP information, and described UP information represents that hardware identification touches the behavior of lifting and the mark sent to user, and DOWN information represents that user starts to touch the initial of the one-off of touch-screen;
Whether the operation that the described judgement in described steps A is expressed by this authentic data operated is that uncertain operation comprises step:
When the authentic data operated according to this, can single-click operation be judged as and authentic data number is less than the first predetermined threshold value time, be then judged as uncertain operation; When the authentic data operated according to this can be judged as slide, then judge that this is operating as determination operation;
Whether the true operation of the user of operation expressed by authentic data of this operation of the authentic data according to uncertain operation described in described step B and side information analysis and supplementary and authentic data Integrative expression is conflicted and is comprised step:
Elapsed time between the UP message of last authentic data of this operation and this operation, be greater than the second predetermined threshold value, and be judged as clicking according to the authentic data of this operation, then judge that the operation expressed by this authentic data operated conflicts with the true operation of user;
Construct real user operation data in described step C, comprise step:
When authentic data only has a bit, clinodiagonal direction constructs more at least, to express a slide;
When authentic data has more than, first by known authentic data determination glide direction, in glide direction, then construct at least one point at 2, to express a slide.
2. touch-screen method for preventing misoperation according to claim 1, is characterized in that, described first predetermined threshold value is 4, namely when the authentic data operated according to this, can single-click operation be judged as and authentic data number is less than 4 time, then regard as uncertain operation.
3. a touch-screen anti-misoperation apparatus, is characterized in that, comprises and starts module, acquisition message module, the first execution module, the second execution module and the 3rd execution module in advance;
The described module that starts in advance is used for starting required software platform and hardware platform in advance;
Described acquisition message module is used for waiting for and obtains touch-screen input message;
Described first execution module is used for described acquisition message module to receive to obtain authentic data directly reporting without time delay, after receiving the UP message of this operation, judges whether the operation expressed by the authentic data of this operation is uncertain operation;
The determination operation that described second execution module is used for the first execution module judges directly reports, for uncertain operation, judge according to the authentic data of uncertain operation and supplementary whether the true operation of the user of operation expressed by this authentic data operated and supplementary and authentic data Integrative expression conflicts;
Described 3rd execution module, for when the operation that the authentic data that this operates is expressed is identical with real user operation, directly report, when the operation of the authentic data expression of this operation conflicts with real user operation, construct real user operation data, and report;
Described authentic data be user operation organ and touch panel good contact time the data that collect;
Described supplementary comprises unreliable sampled data, DOWN information and UP information, and described UP information represents that hardware identification touches the behavior of lifting and the mark sent to user, and DOWN information represents that user starts to touch the initial of the one-off of touch-screen;
Described first execution module comprises the first judge module, described first judge module be used for when according to this operation authentic data, can single-click operation be judged as and authentic data number is less than the first predetermined threshold value time, be then judged as uncertain operation; When the authentic data operated according to this can be judged as slide, then judge that this is operating as determination operation;
Described second execution module comprises the second judge module, described second judge module is used for elapsed time between last authentic data and the UP message of this operation of this operation, be greater than the second predetermined threshold value, and be judged as clicking according to the authentic data of this operation, then judge that the operation expressed by this authentic data operated conflicts with the true operation of user;
Described 3rd execution module comprises constructing module, and described constructing module is used for when authentic data only has a bit, clinodiagonal direction constructs more at least, to express a slide;
When authentic data has more than, first by known authentic data determination glide direction, in glide direction, then construct at least one point at 2, to express a slide.
4. a touch-screen anti-misoperation system, comprises hardware collection, drives layer, ccf layer and application layer, it is characterized in that:
Described hardware collection comprises acquisition message module, and described acquisition message module is used for waiting for and obtains touch-screen input message;
Described driving layer comprises and starts module, the first execution module, the second execution module and the 3rd execution module in advance; The described module that starts in advance is used for starting required software platform and hardware platform in advance; Described first execution module is used for described acquisition message module to receive to obtain authentic data directly reporting without time delay, after receiving the UP message of this operation, judges whether the operation expressed by the authentic data of this operation is uncertain operation; The determination operation that described second execution module is used for the first execution module judges directly reports, for uncertain operation, judge according to the authentic data of uncertain operation and supplementary whether the true operation of the user of operation expressed by this authentic data operated and supplementary and authentic data Integrative expression conflicts; Described 3rd execution module, for when the operation that the authentic data that this operates is expressed is identical with real operation intention of user, directly report, when the operation of the authentic data expression of this operation conflicts with real user operation, construct real user operation, and report;
Described authentic data be user operation organ and touch panel good contact time the data that collect;
Described supplementary comprises unreliable sampled data, DOWN information and UP information, and described UP information represents that hardware identification touches the behavior of lifting and the mark sent to user, and DOWN information represents that user starts to touch the initial of the one-off of touch-screen;
Described first execution module also for when according to this operation authentic data, can single-click operation be judged as and authentic data number is less than the first predetermined threshold value time, be then judged as uncertain operation; When the authentic data operated according to this can be judged as slide, then judge that this is operating as determination operation;
Described second execution module is also for elapsed time between last authentic data and the UP message of this operation of this operation, be greater than the second predetermined threshold value, and be judged as clicking according to the authentic data of this operation, then judge that the operation expressed by this authentic data operated conflicts with the true operation of user;
Described 3rd execution module, also for when authentic data only has a bit, clinodiagonal direction constructs more at least, to express a slide; When authentic data has more than, first by known authentic data determination glide direction, in glide direction, then construct at least one point at 2, to express a slide.
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CN104281295B (en) * | 2013-07-01 | 2019-07-23 | 中兴通讯股份有限公司 | A kind of method, system and electronic equipment for preventing from sliding false triggering on touch screen |
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CN104049759A (en) * | 2014-06-25 | 2014-09-17 | 华东理工大学 | Instruction input and protection method integrating touch screen and behavior sensing |
CN107135660B (en) * | 2015-12-11 | 2020-01-21 | 华为技术有限公司 | False touch prevention method and device and electronic equipment |
CN105607859B (en) | 2016-03-02 | 2018-12-11 | 腾讯科技(深圳)有限公司 | A kind of data processing method and device |
CN106648205B (en) * | 2016-10-09 | 2019-09-13 | Oppo广东移动通信有限公司 | Dormancy control method, device and terminal |
CN106445388B (en) * | 2016-10-09 | 2019-05-24 | Oppo广东移动通信有限公司 | Report the method, apparatus and terminal of information |
CN106325607B (en) * | 2016-10-09 | 2019-02-12 | Oppo广东移动通信有限公司 | Report the method, apparatus and terminal of information |
CN109298784B (en) * | 2018-09-05 | 2021-06-01 | 北京机械设备研究所 | Man-machine interaction misoperation management system and method |
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