CN105824466A - Touch positioning method and terminal - Google Patents
Touch positioning method and terminal Download PDFInfo
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- CN105824466A CN105824466A CN201610143738.2A CN201610143738A CN105824466A CN 105824466 A CN105824466 A CN 105824466A CN 201610143738 A CN201610143738 A CN 201610143738A CN 105824466 A CN105824466 A CN 105824466A
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The embodiment of the invention discloses a touch positioning method which comprises the following steps: acquiring a display property of contents displayed by a terminal, wherein the display property at least comprises position information of a touchable region; calculating a sampling region on the terminal according to a mapping relation between the touchable region and an electrode distribution position on the terminal; acquiring a mutual capacitance signal of an electrode crossing point in the sampling region; analyzing coordinate information of a touch point in the sampling region according to the mutual capacitance signal. The embodiment of the invention further discloses the terminal. According to the terminal and the touch positioning method thereof which are disclosed by the embodiment of the invention, the sampling region can be calculated according to the mapping relation between the touchable region and the electrode distribution position on the terminal; only the mutual capacitance signal in the sampling region is required to be acquired, instead of a mutual capacitance signal of an electrode crossing point of the whole terminal, so that the efficiency is improved, and the power consumption is reduced.
Description
Technical field
The present invention relates to touching technique field, particularly relate to a kind of touch localization method and terminal.
Background technology
Touch screen is a kind of vicarious liquid crystal indicator receiving the input signals such as contact, when finger contacts this kind of terminal end surface of touch screen, can identify touch, and be identified touch action and gesture.
The currently a popular terminal having mutual capacitance type, its principle: make transverse electrode and longitudinal electrode with ITO (tin indium oxide), the place that transverse electrode and longitudinal electrode intersect will form electric capacity, namely transverse electrode has respectively constituted the two poles of the earth of electric capacity with longitudinal electrode.When finger touches capacitance plate, have impact on the coupling between two electrodes near touch point, thus change the capacitance between the two electrode.During detection mutual capacitance size, horizontal electrode sends pumping signal successively, and longitudinal all electrodes detect signal simultaneously, so can collect the capacitance size of all horizontal and vertical electrode joints, the capacitance size of the two dimensional surface of the most whole terminal.When human finger close to time, local electric capacity can be caused to reduce, according to the two-dimentional capacitance change data of terminal, the coordinate of each touch point can be calculated.But the when of mutual capacitance screen scanning, need the change of the capacitance in detection and process (row * row) individual cross point, and calculate relevant cross point to touch point coordinate and account for few part in total cross point, so process the cross point capacitance unrelated with the calculating of touch point coordinate and consume the biggest resource, cause efficiency low, power consumption is high, and along with terminal not only increases, efficiency can be more and more lower.
Summary of the invention
The embodiment of the present invention provides a kind of touch localization method and terminal, can reduce power consumption, improve the efficiency that touch point coordinate calculates.
First aspect, embodiments provides a kind of touch localization method, and the method includes:
Obtaining the display properties of terminal demonstration content, described display properties at least includes the positional information in tangible region；
According on the mapping relations computing terminal of electrode distributing position in tangible region and terminal can sample area；
Obtain described can the mutual capacitance signal of electrode crossings in sample area；
According to described mutual capacitance signal resolution go out described can touch point coordinate information in sample area.
On the other hand, embodiments provide a kind of terminal, described terminal includes induction panel, there is on described induction panel distribution of electrodes position, the electrode that described distribution of electrodes position is provided with in the both direction crossed one another forms electrode crossings, and described terminal also includes driver element, it is characterised in that, described terminal also includes that touch point positioning unit, described touch point positioning unit include collecting unit, information acquisition unit, computing unit, signal acquiring unit, resolution unit；
Described information acquisition unit, for obtaining the display properties of terminal demonstration content, described display properties at least includes the positional information in tangible region；
Described collecting unit, for gathering tangible region and the mapping relations of electrode distributing position in terminal；
Described computing unit, for according on the mapping relations computing terminal of electrode distributing position in tangible region and terminal can sample area；
Described signal acquiring unit, can the mutual capacitance signal of electrode crossings in sample area for obtaining；
Described resolution unit, can touch point coordinate information in sample area for going out according to mutual capacitance signal resolution.
The terminal of the embodiment of the present invention and touch localization method thereof, being calculated by the mapping relations of electrode distributing position in tangible region and terminal can sample area, having only to gather can mutual capacitance signal in sample area, and without gathering the mutual capacitance signal in whole terminal electrode cross point, improve the efficiency that touch point coordinate calculates, decrease power consumption.
Accompanying drawing explanation
In order to be illustrated more clearly that embodiment of the present invention technical scheme, in describing embodiment below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow diagram of a kind of touch localization method of first embodiment；
Fig. 2 is the schematic flow diagram of a kind of touch localization method of the second embodiment；
Fig. 3 is the schematic flow diagram of a kind of touch localization method of the 3rd embodiment；
Fig. 4 is the schematic block diagram of first embodiment of the invention terminal；
Fig. 5 is the schematic block diagram of second embodiment of the invention terminal.
Fig. 6 is the schematic block diagram of third embodiment of the invention terminal.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
It is to be understood that, when using in this specification and in the appended claims, term " includes " and the described feature of " comprising " instruction, entirety, step, operation, element and/or the existence of assembly, but is not precluded from one or more further feature, entirety, step, operation, element, assembly and/or the existence of its set or interpolation.
It will be further appreciated that, the term "and/or" used in description of the invention and appended claims refers to the one or more any combination being associated in the item listed and likely combines, and includes that these combine.
Fig. 1 is the schematic flow diagram of a kind of touch localization method of first embodiment, and the method is implemented in condenser type terminal.The method comprises the steps.
Step S11, obtains the display properties of terminal demonstration content, and this display properties at least includes the positional information in tangible region.Wherein, tangible region includes tangible control, tangible window.Positional information includes but not limited to the position in tangible region, relative position.The positional information in tangible region can obtain by obtaining the code of display content page, and the code of display content page can be html code or html5 code, it is also possible to is the code that can obtain position of other forms.
Step S12, according on the mapping relations computing terminal of electrode distributing position in tangible region and terminal can sample area.Such as, the tangible region that pattern unlocks, the input frame that pattern unlocks is generally located on the lower half of terminal, can map obtain in terminal corresponding mutually with the mapping relations of electrode distributing position in terminal according to the positional information of input frame that pattern unlocks can sample area, it is to be appreciated that in terminal be relative to the band of position of distribution of electrodes in terminal can sample area in the band of position of input frame.Sample area can be the region comprising touch point or be the region that possible comprise touch point.Wherein, tangible region and the mapping relations of electrode distributing position in terminal, can gather in advance.
Step S13, obtaining can the mutual capacitance signal of electrode crossings in sample area.Preferably, acquisition can be in sample area during the mutual capacitance signal of electrode crossings, can be by controlling only pumping signal can be sent by the electrode on a direction in sample area, all electrodes on another direction detect signal simultaneously and complete with the mutual capacitance signal forming electrode crossings.Such as, can sample area can the position of sample area be (X20-X50 relative to electrode distributing position in terminal, Y20-Y50), can the position of sample area according to this, just only can send pumping signal at X20-X50 electrode, longitudinal all electrodes detect signal simultaneously, and only gathering can the signal of electrode crossings in sample area at this.Can also by control only can the electrode generation pumping signal on a direction in sample area, signal can be detected simultaneously complete with the mutual capacitance signal forming electrode crossings by the electrode on another direction in sample area.So, it is not necessary to all send pumping signal on all electrodes on one direction of terminal, substantially increase efficiency, decrease power consumption.
Step S14, going out according to mutual capacitance signal resolution can touch point coordinate information in sample area.The information of the mutual capacitance signal of acquisition is filtered, carries out the most again clustering computing, interpolation arithmetic, finally give touch coordinate information.
The touch localization method of above-mentioned first embodiment is without gathering the mutual capacitance signal in whole terminal electrode cross point, only need to gather can the mutual capacitance signal of electrode crossings in sample area, collection can the mutual capacitance signal of electrode crossings in sample area time, pumping signal can be sent by electrode on a direction in sample area, all electrodes on another direction detect signal simultaneously, all send pumping signal without all electrodes on a direction, so improve efficiency, decrease power consumption.
As in figure 2 it is shown, the touch localization method schematic flow diagram that it is the second embodiment.The method comprises the steps.
Step S21, obtains the display state of terminal.Wherein, the display state of terminal includes but not limited to screen locking and normally shows.Screen lock state refers to the data safety of protection system; needing by input password or a kind of state of system of being allowed for access by the unlocking manner of other user setups, normal display state includes the lock state of screen state of screen locking and other states shown in normal when full frame seeing a film.
Step S22, it is judged that the display state of terminal is screen locking or normally shows.If the display state of terminal is screen locking, perform step S25；If the display state of terminal is normal display, perform step S23.
Step S23, it is judged that when terminal normally shows, whether the number of tangible control is less than or equal to preset control threshold value.If less than or equal to preset control threshold value, perform step S25；If greater than preset control threshold value, perform step S24.Wherein, preset control threshold value can be the numerical value that certain is concrete.
Step S24, uses full frame touch localization method to carry out the location of touch point.Wherein, full frame touch localization method is that the method for the capacitance by electrode crossings all on acquisition terminal realizes, and concrete implementation technological means may utilize the technological means occurred in prior art and realizes, and does not repeats them here.
Step S25, obtains the display properties of terminal demonstration content, and this display properties at least includes the positional information in tangible region.Wherein, tangible region includes tangible control, tangible window.Positional information includes but not limited to the position in tangible region, relative position.The positional information in tangible region can obtain by obtaining the code of display content page, and the code of display content page can be html code or html5 code, it is also possible to is the code that can obtain position of other forms.
Step S26, according on the mapping relations computing terminal of electrode distributing position in tangible region and terminal can sample area.Such as, the tangible region that pattern unlocks, the input frame that pattern unlocks is generally located on the lower half of terminal, can map obtain in terminal corresponding mutually with the mapping relations of electrode distributing position in terminal according to the positional information of input frame that pattern unlocks can sample area, it is to be appreciated that in terminal be relative to the band of position of distribution of electrodes in terminal can sample area in the band of position of input frame.Sample area can be the region comprising touch point or be the region that possible comprise touch point.Wherein, tangible region and the mapping relations of electrode distributing position in terminal, can gather in advance.
Step S27, obtaining can the mutual capacitance signal of electrode crossings in sample area.Preferably, acquisition can be in sample area during the mutual capacitance signal of electrode crossings, can be by controlling only pumping signal can be sent by the electrode on a direction in sample area, all electrodes on another direction detect signal simultaneously and complete with the mutual capacitance signal forming electrode crossings.Such as, can the position of sample area be (X20-X50 relative to electrode distributing position in terminal, Y20-Y50), can the position of sample area according to this, just only can send pumping signal at X20-X50 electrode, longitudinal all electrodes detect signal simultaneously, and only gathering can the signal of electrode crossings in sample area at this.Can also by control only can the electrode generation pumping signal on a direction in sample area, signal can be detected simultaneously complete with the mutual capacitance signal forming electrode crossings by the electrode on another direction in sample area.So, it is not necessary to all send pumping signal on all electrodes on one direction of terminal, substantially increase efficiency, decrease power consumption.
Step S28, going out according to mutual capacitance signal resolution can touch point coordinate information in sample area.The information of the mutual capacitance signal of acquisition is filtered, carries out the most again clustering computing, interpolation arithmetic, finally give touch coordinate information.
Due to when the display state of terminal is screen locking, if after bright screen, arise that region or the input area of password unblock or the region etc. unlocked of sliding that such as pattern unlocks, may also have some other specific regions can start, but the touch of most terminal interface should be invalid.The when that display state in terminal being normally to show, judge that during normal display, whether the number of tangible control is less than or equal to preset control threshold value, if less than or equal to preset control threshold value, such as full frame see video when, there is the key of a screen locking, if starting the function of screen locking, the most simply having a specific region to unlock, also having some specific tangible control to use, touch elsewhere should be invalid.Thus, use the touch localization method in the second embodiment, can be when tangible region be fewer, as screen lock or touch control fewer in the case of, by the mapping relations of electrode distributing position in tangible region and terminal calculate can sample area, only gathering can mutual capacitance signal in sample area；And use full frame touch localization method to gather full frame mutual capacitance signal in the case of touch area is relatively more.The method can guaranteed efficiency high, low in energy consumption, accuracy can be strengthened again.
As it is shown on figure 3, the touch localization method schematic flow diagram that it is the 3rd embodiment.The method comprises the steps.
Step S31, obtains the display properties of terminal demonstration content, and this display properties at least includes the positional information in tangible region.Wherein, tangible region includes tangible control, tangible window.Positional information includes but not limited to the position in tangible region, relative position.The positional information in tangible region can obtain by obtaining the code of display content page, and the code of display content page can be html code or html5 code, it is also possible to is the code that can obtain position of other forms.
Step S32, according to the accounting in the tangible region of the positional information calculation in tangible region Yu terminal.
Step S33, it is judged that whether tangible region and the accounting of terminal be less than or equal to default ratio.If greater than default ratio, perform step S34；If less than or equal to preset ratio, perform step S35.
Step S34, uses full frame touch localization method to carry out the location of touch point.Wherein, full frame touch localization method is that the method for the capacitance by electrode crossings all on acquisition terminal realizes, and concrete implementation technological means may utilize the technological means occurred in prior art and realizes, and does not repeats them here.
Step S35, according on the mapping relations computing terminal of electrode distributing position in tangible region and terminal can sample area.Such as, the tangible region that pattern unlocks, the input frame that pattern unlocks is generally located on the lower half of terminal, can map obtain in terminal corresponding mutually with the mapping relations of electrode distributing position in terminal according to the positional information of input frame that pattern unlocks can sample area, it is to be appreciated that in terminal be relative to the band of position of distribution of electrodes in terminal can sample area in the band of position of input frame.Sample area can be the region comprising touch point or be the region that possible comprise touch point.Wherein, tangible region and the mapping relations of electrode distributing position in terminal, can gather in advance.
Step S36, obtaining can the mutual capacitance signal of electrode crossings in sample area.Preferably, acquisition can be in sample area during the mutual capacitance signal of electrode crossings, can be by controlling only pumping signal can be sent by the electrode on a direction in sample area, all electrodes on another direction detect signal simultaneously and complete with the mutual capacitance signal forming electrode crossings.Such as, can the position of sample area be (X20-X50 relative to electrode distributing position in terminal, Y20-Y50), can the position of sample area according to this, just only can send pumping signal at X20-X50 electrode, longitudinal all electrodes detect signal simultaneously, and only gathering can the signal of electrode crossings in sample area at this.Can also by control only can the electrode generation pumping signal on a direction in sample area, signal can be detected simultaneously complete with the mutual capacitance signal forming electrode crossings by the electrode on another direction in sample area.So, it is not necessary to all send pumping signal on all electrodes on one direction of terminal, substantially increase efficiency, decrease power consumption.
Step S37, going out according to mutual capacitance signal resolution can touch point coordinate information in sample area.The information of the mutual capacitance signal of acquisition is filtered, carries out the most again clustering computing, interpolation arithmetic, finally give touch point coordinate information.
It is to be appreciated that when the accounting in tangible region with terminal reaches to preset ratio, the omission calculated in order to avoid touch point, at this moment directly use full frame touch localization method to carry out the location of touch point；When touch area and the accounting of terminal are less than or equal to default ratio, if accounting is 20%, by the touch localization method utilized in the embodiment of the present invention to carry out the location of touch point.Preferably, default ratio is 60%.
Touch localization method in above-mentioned 3rd embodiment, can when the accounting in tangible region Yu terminal is smaller, by the mapping relations of electrode distributing position in tangible region and terminal calculate can sample area, only gathering can mutual capacitance signal in sample area；And when tangible region is bigger with the accounting of terminal, use full frame touch localization method to gather full frame mutual capacitance signal.The method can guaranteed efficiency high, low in energy consumption, accuracy can be strengthened again.
On the basis of said method embodiment, the embodiment of the present invention additionally provides the terminal that can be used for implementing said method embodiment, is illustrated the embodiment of terminal of the present invention below.
Fig. 4 is the schematic block diagram of first embodiment of the invention terminal.
Refer to Fig. 4, this terminal 100 includes display unit 40, touch unit 50, touch point positioning unit 60.Wherein touch unit 50 includes induction panel 51, driver element 52.Touch point positioning unit 60 includes collecting unit 61, information acquisition unit 62, computing unit 63, signal acquiring unit 64, resolution unit 65.
Display unit 40, for showing the interface of various system and application.
Induction panel 51, has distribution of electrodes position, and this distribution of electrodes position has the M strip electrode line in cross one another X-direction and the N strip electrode line in Y-direction.
Driver element 52, for driving the electrode wires in one of them direction to send pumping signal, such as the electrode wires generation pumping signal in X-direction.
Collecting unit 61, for gathering the mapping relations in tangible region and the distribution of electrodes position of terminal.
Information acquisition unit 62, for obtaining the display properties of terminal demonstration content, this display properties at least includes that the positional information in tangible region, tangible region include tangible control, tangible window, and positional information includes but not limited to the position in tangible region, relative position.
Computing unit 63, for according on the mapping relations computing terminal of electrode distributing position in tangible region and terminal can sample area；It is additionally operable to, according to sample area corresponding control signal can be produced to control driver element 52 for driving only pumping signal can be sent by the electrode on a direction in sample area, form described mutual capacitance signal with electrode in the other directions.
Signal acquiring unit 64, can the mutual capacitance signal of electrode crossings in sample area for obtaining.Preferably, acquisition can be in sample area during the mutual capacitance signal of electrode crossings, can be according to sample area corresponding control signal can be produced to control driver element 52 for driving only pumping signal can be sent by the electrode on a direction in sample area, the electrode on another direction detects signal simultaneously and completes with the mutual capacitance signal forming electrode crossings.Such as, can the position of sample area be (X20-X50 relative to electrode distributing position in terminal, Y20-Y50), can the position of sample area according to this, just only can send pumping signal at X20-X50 electrode, longitudinal all electrodes detect signal simultaneously, and only gathering can the signal of electrode crossings in sample area at this.Can also by control only can the electrode generation pumping signal on a direction in sample area, signal can be detected simultaneously complete with the mutual capacitance signal forming electrode crossings by the electrode on another direction in sample area.So, it is not necessary to all send pumping signal on all electrodes on one direction of terminal, substantially increase efficiency, decrease power consumption.
Resolution unit 65, can touch point coordinate information in sample area for going out according to mutual capacitance signal resolution.
Fig. 5 is the schematic block diagram of second embodiment of the invention terminal.
Refer to Fig. 5, this terminal 100 ' includes display unit 40 ', touch unit 50 ', touch point positioning unit 60 '.Wherein touch unit 50 ' includes induction panel 51 ', driver element 52 '.Touch point positioning unit 60 ' includes collecting unit 61 ', information acquisition unit 62 ', computing unit 63 ', signal acquiring unit 64 ', resolution unit 65 ', judging unit 66.
Wherein, information acquisition unit 62 ', for obtaining the display state of terminal, the display state of terminal includes screen locking and normally shows.Judging unit 66, for judging that the display state of terminal is screen locking or normally shows；It is additionally operable to judge that when the display state of terminal is normally to show whether the number of tangible control is less than or equal to preset control threshold value.When the state that display state is screen locking of terminal or the display state of terminal are normal display but the number of tangible control is less than or equal to preset control threshold value, information acquisition unit 62 ' obtains the display properties of terminal demonstration content, this display properties at least includes the positional information in tangible region, tangible region includes tangible control, tangible window, and positional information includes but not limited to the position in tangible region, relative position.
Other modules of this terminal 100 ' and/or unit refer to the description of first embodiment of the invention terminal part, do not repeating at this.
In the embodiment that other are feasible, computing unit 63 ', it is additionally operable to the accounting in the tangible region of the positional information calculation according to tangible region and terminal.Judging unit 66, after getting the tangible region accounting with terminal, it is judged that whether tangible region and the accounting of terminal be less than or equal to default ratio.When the accounting of tangible region and terminal is less than or equal to when presetting ratio, computing unit 63 ' according to tangible region with on the mapping relations computing terminal of electrode distributing position in terminal can sample area.
Fig. 6 is the terminal schematic block diagram of third embodiment of the invention.
Refer to Fig. 6, this terminal 100 " including: induction panel 71, memorizer 72, processor 73 and display device 74, wherein:
Induction panel 71, has distribution of electrodes position, and this distribution of electrodes position has the M strip electrode line in cross one another X-direction and the N strip electrode line in Y-direction.In the present embodiment, induction panel 71 have employed capacitive induction technology.
Display device 74, is used for displaying to the user that visual output.Visual output can include figure, text, icon, video and their combination in any (being referred to as " figure ").In certain embodiments, some or all in visual output can correspond to user interface object.Display device 74 can use LCD (liquid crystal display) technology, LPD (light emitting polymer displays) technology or LED (light emitting diode) technology, but can use other Display Technique in other embodiments.
Memorizer 72, for storing the routine data with various functions.In the embodiment of the present invention, the data of memorizer 72 storage include mapping relations and other routine datas that can call and run of electrode distributing position in tangible region and terminal.In implementing, the memorizer 72 of the embodiment of the present invention can be system storage, such as, volatile (such as RAM), non-volatile (such as ROM, flash memory etc.), or both combinations.In implementing, the memorizer 72 of the embodiment of the present invention can also is that the external memory storage outside system, such as, disk, CD, tape etc..
Processor 73, for calling the routine data of storage in described memorizer 72, and performs following operation:
Obtaining the display properties showing content in display device 74, this display properties at least includes the positional information in tangible region；According on the mapping relations computing terminal of electrode distributing position in tangible region and the terminal of storage in memorizer 72 can sample area；Acquisition can the mutual capacitance signal of electrode crossings in sample area；Going out according to mutual capacitance signal resolution can touch point coordinate information in sample area.
In implementing, obtain and can the mutual capacitance signal of electrode crossings in sample area include performing to operate as follows: control, only pumping signal can be sent by the electrode on a direction in sample area, to form mutual capacitance signal with electrode in the other directions；Acquisition can the interior mutual capacitance signal formed of sample area.
In the embodiment that other are feasible, processor 73 of the present invention can also carry out following steps:
Obtain the display state of display device 74；Judge that display state is screen locking or normally shows；If display state is screen locking, perform to obtain the step of the display properties of terminal demonstration content；If display state is normal display, it is judged that during normal display, whether the number of tangible control is less than or equal to preset control threshold value；If the number of tangible control is less than or equal to preset control threshold value, perform to obtain the step of the display properties of terminal demonstration content.
In the embodiment that another is feasible, processor 73 of the present invention can also carry out following steps:
The tangible region of positional information calculation according to tangible region and the accounting of display device；Judge that whether the tangible region accounting with display device is less than or equal to presetting ratio；If the accounting of tangible region and display device is less than or equal to presetting ratio, perform according to tangible region with on the mapping relations computing terminal of electrode distributing position in terminal can the step of sample area.
Above-mentioned terminal by the mapping relations of electrode distributing position in tangible region and terminal calculate can sample area, only gather can mutual capacitance signal in sample area, decrease power consumption, improve efficiency.
In several embodiments provided herein, it should be understood that disclosed method, it is only schematically, can realize by another way.
The sequence of steps of the method for the embodiment of the present invention can be adjusted according to actual needs, merges or delete.The module of the terminal of the embodiment of the present invention and/or unit can carry out integrating according to actual needs, Further Division or delete.
The module of the embodiment of the present invention and/or unit, with universal integrated circuit (such as central processor CPU), or can realize with special IC (ASIC).
The above; it is only the detailed description of the invention of the present invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; can readily occur in amendment or the replacement of various equivalence, these amendments or replacement all should be contained within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with scope of the claims.
Claims (10)
1. a touch localization method, it is characterised in that described method includes:
Obtaining the display properties of terminal demonstration content, described display properties at least includes the positional information in tangible region；
According on the mapping relations computing terminal of electrode distributing position in tangible region and terminal can sample area；
Obtain described can the mutual capacitance signal of electrode crossings in sample area；
According to described mutual capacitance signal resolution go out described can touch point coordinate information in sample area.
Method the most according to claim 1, it is characterised in that obtain and can comprise the steps: by the mutual capacitance signal of electrode crossings in sample area
Control, only pumping signal can be sent by the electrode on a direction in sample area, to form described mutual capacitance signal with electrode in the other directions；
Can the interior described mutual capacitance signal formed of sample area described in obtaining.
Method the most according to claim 1, it is characterised in that before obtaining the step of display properties of terminal demonstration content, described method also includes:
Obtain the display state of terminal；
Judge that the display state of terminal is screen locking or normally shows；
If the display state of terminal is screen locking, perform to obtain the step of the display properties of terminal demonstration content.
Method the most according to claim 3, it is characterised in that
If the display state of terminal is normal display, it is judged that when terminal normally shows, whether the number of tangible control is less than or equal to preset control threshold value；
If the number of tangible control is less than or equal to preset control threshold value, perform to obtain the step of the display properties of terminal demonstration content.
Method the most according to claim 1, it is characterised in that after step obtains the display properties of terminal demonstration content, described method also includes:
The tangible region of positional information calculation according to tangible region and the accounting of terminal；
Judge that whether the tangible region accounting with terminal is less than or equal to presetting ratio；
If the accounting of tangible region and terminal is less than or equal to presetting ratio, perform according to tangible region with on the mapping relations computing terminal of electrode distributing position in terminal can the step of sample area.
6. a terminal, described terminal includes induction panel, there is on described induction panel distribution of electrodes position, the electrode that described distribution of electrodes position is provided with in the both direction crossed one another forms electrode crossings, described terminal also includes driver element, it is characterized in that, described terminal also includes that touch point positioning unit, described touch point positioning unit include collecting unit, information acquisition unit, computing unit, signal acquiring unit, resolution unit；
Described information acquisition unit, for obtaining the display properties of terminal demonstration content, described display properties at least includes the positional information in tangible region；
Described collecting unit, for gathering tangible region and the mapping relations of electrode distributing position in terminal；
Described computing unit, for according on the mapping relations computing terminal of electrode distributing position in tangible region and terminal can sample area；
Described signal acquiring unit, can the mutual capacitance signal of electrode crossings in sample area for obtaining；
Described resolution unit, can touch point coordinate information in sample area for going out according to mutual capacitance signal resolution.
Terminal the most according to claim 6, it is characterised in that
Described computing unit is additionally operable to, according to sample area producing corresponding control signal to control described driver element for driving only can send pumping signal by the electrode on a direction in sample area, form described mutual capacitance signal with electrode in the other directions；
Described signal acquiring unit, for obtaining the described described mutual capacitance signal that can be formed in sample area.
Terminal the most according to claim 6, it is characterised in that described terminal also includes judging unit；
Described information acquisition unit, is additionally operable to obtain the display state of terminal；
Described judging unit, for judging that the display state of terminal is screen locking or normally shows；
When the display state of terminal is screen locking, described information acquisition unit obtains the display properties of terminal demonstration content.
Terminal the most according to claim 8, it is characterised in that
Described judging unit, is additionally operable to when the display state of terminal is for normally showing, it is judged that whether the number of tangible control is less than or equal to preset control threshold value；
When the number of tangible control is less than or equal to preset control threshold value, described information acquisition unit obtains the display properties of terminal demonstration content.
Terminal the most according to claim 6, it is characterised in that described terminal also includes judging unit；
Described computing unit, is additionally operable to the accounting in the tangible region of the positional information calculation according to tangible region and terminal；
Described judging unit, for judging that whether the tangible region accounting with terminal is less than or equal to presetting ratio；
When the accounting of tangible region and terminal is less than or equal to when presetting ratio, described computing unit according to tangible region with on the mapping relations computing terminal of electrode distributing position in terminal can sample area.
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| CN201610143738.2A CN105824466A (en) | 2016-03-14 | 2016-03-14 | Touch positioning method and terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610143738.2A CN105824466A (en) | 2016-03-14 | 2016-03-14 | Touch positioning method and terminal |
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| CN105824466A true CN105824466A (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610143738.2A Pending CN105824466A (en) | 2016-03-14 | 2016-03-14 | Touch positioning method and terminal |
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| CN110045868A (en) * | 2019-03-25 | 2019-07-23 | 深圳市德名利电子有限公司 | Touch point modification method, touch device and electronic equipment based on algorithm of birdsing of the same feather flock together |
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Application publication date: 20160803 |