CN106524894A - Flexible screen bending degree detection method and terminal - Google Patents
Flexible screen bending degree detection method and terminal Download PDFInfo
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- CN106524894A CN106524894A CN201610870600.2A CN201610870600A CN106524894A CN 106524894 A CN106524894 A CN 106524894A CN 201610870600 A CN201610870600 A CN 201610870600A CN 106524894 A CN106524894 A CN 106524894A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
- G01B7/22—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge using change in capacitance
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Abstract
The invention provides a flexible screen bending degree detection method and terminal. The method comprises the following steps: when the capacitance of a capacitive touch screen changes, detecting the capacitance change value of the capacitive touch screen; obtaining the size of the changed areas subjected to the capacitance change; keeping the capacitive touch screen in contact with the flexible screen so that the capacitance of the capacitive touch screen changes according to the bending of the flexible screen; according to the capacitance change value and the size of the changed areas of the capacitive touch screen, determining the size of the areas on the flexible screen that have been deformed as well as the deformation amount; and according to the size of the areas on the flexible screen that have been deformed as well as the deformation amount of the flexible screen, determining the bending degree of the flexible screen. In the invention, such principle is used that when bending occurs in a flexible screen, the touch screen carried in a module is subjected to deformation accordingly with the result that the capacitance changes. Through the acquisition of the data concerning the capacitance change to determine the bending degree of the flexible screen, it is possible to accurately determine whether the flexible screen is subjected to bending or excessive bending without increasing the thickness of the flexible screen module, therefore, raising the user's use experience.
Description
Technical field
The present invention relates to terminal protection field, more particularly to a kind of flexible screen degree of crook detection method and terminal.
Background technology
Increasingly mature with flexible screen technology, the terminal such as increasing mobile phone employs flexible screen as display screen,
The experience of user is greatly enhanced, but have also been introduced some problems, such as flexible screen overflexing causes screen damage
Deng.
The Chinese patent of prior art, such as Application No. CN201410494016.2, by increasing on two flexible base boards
Power-up pole, two electrodes connect different voltages respectively, using the electrode contact that can make two pieces of substrates during bending, two substrates it
Between produce electric current, so as to learn that flexible screen has occurred and that bending.
But existing flexible screen curved detection method there are problems that such：Need to increase by two pieces of substrates in flexible screen
And electrode, flexible screen thickness is increased, the concept frivolous with flexible screen is runed counter to；Simultaneously because after electrode is completely attached to, electrode
Between resistance will not change, thus obtained current value be difficult to quantify flexible screen degree of crook.
The content of the invention
The embodiment of the present invention provides a kind of flexible screen degree of crook detection method and terminal, solves existing flexible screen bending inspection
Survey technology needs increase the problem of flexible screen thickness increase caused by two pieces of substrates and electrode in flexible screen.
For solving above-mentioned technical problem, the embodiment of the present invention is employed the following technical solutions:
A kind of flexible screen degree of crook detection method, including：
The capacitance variations value of capacitance touch screen when the capacitance variations of capacitance touch screen, is detected, and obtains capacitance touch screen
The middle region of variation area that capacitance variations occur；Capacitance touch screen is contacted with flexible screen, and the electric capacity of capacitance touch screen is with soft
The bending of property screen and change；
According to capacitance variations value and the region of variation area of capacitance touch screen, deformation region area and the shape of flexible screen is determined
Variable；
According to the deformation region area and deformation quantity of flexible screen, the degree of crook of flexible screen is determined.
Further, detect that the capacitance variations value of capacitance touch screen includes：
The real-time capacitance of each unit electric capacity in detection capacitance touch screen；Cell capacitance is the minimum electric capacity of capacitance touch screen
Dividing unit, is made up of the upper and lower base plate of the capacitance touch screen for forming cell capacitance；
According to each unit electric capacity initial capacitance value and real-time capacitance, the capacitance variations value of each unit electric capacity is calculated；
The capacitance variations value of all cell capacitances is carried out into cumulative summation, the capacitance variations of capacitance touch screen are calculated
Value.
Further, the region of variation area that capacitance variations occur in obtaining capacitance touch screen includes：
There is the area of each unit electric capacity of capacitance variations in statistics；
The area of each unit electric capacity that capacitance variations occur is carried out into cumulative summation, region of variation area is calculated.
Further, before the capacitance variations value of detection capacitance touch screen, also include：Guard process is set and starts threshold value
With protector activation threshold value；
It is determined that after the degree of crook of flexible screen, also including：When degree of crook starts threshold value more than guard process, open
Dynamic guard process；Guard process triggers protector, fixing flexible screen when degree of crook is more than protector activation threshold value.
Further, guard process starts threshold value and includes bending capacitance variations threshold value and bending area change threshold；In root
According to capacitance variations value and the region of variation area of capacitance touch screen, before determining the deformation region area and deformation quantity of flexible screen,
Also include：
Judge whether capacitance variations value is more than bending capacitance variations threshold value and whether region of variation area is more than bending area
Change threshold；
If so, then judge that flexible screen bends, according to capacitance variations value and the region of variation area of capacitance touch screen, really
Determine the deformation region area and deformation quantity of flexible screen.
A kind of terminal, including：
Detection module, for when the capacitance variations of capacitance touch screen, detecting the capacitance variations value of capacitance touch screen, and obtaining
There is the region of variation area of capacitance variations in taking capacitance touch screen；Capacitance touch screen is contacted with flexible screen, and capacitance touch screen
Electric capacity change with the bending of flexible screen；
Modular converter, for the capacitance variations value according to capacitance touch screen and region of variation area, determines the shape of flexible screen
Become region area and deformation quantity；
Computing module, for deformation region area and deformation quantity according to flexible screen, determines the degree of crook of flexible screen.
Further, detection module is used for detecting the real-time capacitance of each unit electric capacity in capacitance touch screen；Cell capacitance
For the electric capacity dividing unit that capacitance touch screen is minimum, it is made up of the upper and lower base plate of the capacitance touch screen for forming cell capacitance；According to
Each unit electric capacity initial capacitance value and real-time capacitance, calculate the capacitance variations value of each unit electric capacity；By all cell capacitances
Capacitance variations value carries out cumulative summation, is calculated the capacitance variations value of capacitance touch screen.
Further, detection module is used for counting the area of each unit electric capacity that capacitance variations occur；Electric capacity will occur to become
The area of each unit electric capacity of change carries out cumulative summation, is calculated region of variation area.
Further, also including setup module and protection module,
Setup module starts threshold value and prevents for before the capacitance variations value of detection capacitance touch screen, arranging guard process
Protection unit activation threshold value；
Protection module is for it is determined that after the degree of crook of flexible screen, start threshold value in degree of crook more than guard process
When, start guard process；Guard process triggers protector when degree of crook is more than protector activation threshold value, and fixation is soft
Property screen.
Further, guard process starts threshold value includes capacitance variations threshold value and area change threshold value；Modular converter is in root
According to capacitance variations value and the region of variation area of capacitance touch screen, before determining the deformation region area and deformation quantity of flexible screen,
It is additionally operable to judge whether capacitance variations value is more than capacitance variations threshold value and whether region of variation area is more than area change threshold value；
If so, then judge that flexible screen bends, according to capacitance variations value and the region of variation area of capacitance touch screen, determine flexible screen
Deformation region area and deformation quantity.
Flexible screen degree of crook detection method provided in an embodiment of the present invention and terminal, when being bent using flexible screen,
The touch-screen that module is carried can also be deformed upon, and then produce capacitance variations principle, by gathering the data of capacitance variations, sentence
The degree that disconnected flexible screen bends；So the present invention can be while whole mobile phone flexible screen module thickness not be increased, can
Accurately to detect whether flexible screen bends, or flexible screen whether overbending, solve existing flexible screen curved detection skill
Art needs increase the problem of flexible screen thickness increase caused by two pieces of substrates and electrode in flexible screen, improve Consumer's Experience.
Description of the drawings
Fig. 1 is the flow chart of the flexible screen degree of crook detection method that the embodiment of the present invention one is provided；
Fig. 2 is the schematic diagram of the terminal that the embodiment of the present invention two is provided；
Fig. 3 is the schematic diagram of the terminal that the embodiment of the present invention three is provided；
Fig. 4 is the flow chart of the flexible screen degree of crook detection method that the embodiment of the present invention four is provided；
Fig. 5 be the present embodiments relate to touch screen unit electric capacity schematic layout pattern；
Fig. 6 be the present embodiments relate to bending before touch-screen electric capacity schematic diagram；
Fig. 7 be the present embodiments relate to bending after touch-screen electric capacity schematic diagram；
Fig. 8 be the present embodiments relate to flexible screen bending change contrast schematic diagram.
Specific embodiment
The present invention is applied to all terminals, including PC, mobile phone, PAD etc..Accompanying drawing pair is combined below by specific embodiment
The present invention is described in further detail.
Embodiment one：
Fig. 1 is the flow chart of the flexible screen degree of crook detection method that the embodiment of the present invention one is provided, and refer to Fig. 1, this
The flexible screen degree of crook detection method that embodiment is provided includes following flow process：
S101：The capacitance variations value of capacitance touch screen when the capacitance variations of capacitance touch screen, is detected, and obtains capacitive touch
There is the region of variation area of capacitance variations in touching screen；Capacitance touch screen is contacted with flexible screen, and the electric capacity of capacitance touch screen with
The bending of flexible screen and change；
In actual applications, the present invention can be arranged on the terminal device of compatible all use flexible screens, capacitance touch screen
In backlight module, flexible screen belongs to display screen, and both are in close contact, and flexible screen is deformed upon after user's pressing, grip pressure, is entered
And cause capacitance touch screen to deform upon, so that the equipment such as processor in terminal can obtain the peration data of user,
Realize corresponding function.
S102：According to capacitance variations value and the region of variation area of capacitance touch screen, the deformation region face of flexible screen is determined
Product and deformation quantity；
In actual applications, can be directly using the region of the region of variation of capacitance touch screen corresponding flexible screen as flexibility
The deformation region of screen, directly using the region of variation area of capacitance touch screen as flexible screen deformation region area.Such as Fig. 5 institutes
Show for example there are 4 cell capacitances to there occurs change, region of variation area is this corresponding overall area of 4 cell capacitances herein, is tied
Fig. 6 is closed, the gross area is SZ=4S.
In actual applications, deformation quantity can be angle changing, or during flexible screen arc-shaped bend, in original plane
The changing value that projected area occurs.
Specifically, illustrate so that the deformation quantity in cell capacitance region is calculated as an example, the change of whole flexible screen/touch-screen
Simple accumulative summation is carried out, as shown in figs 6-8：
As shown in fig. 6, before bending, the facing area of first substrate S1 and second substrate S2 is S, and initial capacitance value is C,
And C=(ε S)/d；
As shown in fig. 7, upon bending, the facing area of first substrate S1 and second substrate S2 is S ', real-time electricity now
Capacitance is C ' (can be with direct detection out), and C '=(ε S ')/d；
As second substrate S2 is arranged on backlight unit, its deformation is negligible, then because user presses
Caused shape is changed into Δ S=S-S '；
As shown in figure 8, flexible screen is fitted with first substrate S1, first substrate S1 is essentially identical with the deformation of flexible screen, that
Deformation quantity of the flexible screen before and after bending is also Δ S=S-S '.
Accept above-mentioned it is assumed that there is 4 cell capacitances to change, total deformation quantity is Δ SZ=∑ Δ S.
S103：According to the deformation region area and deformation quantity of flexible screen, the degree of crook of flexible screen is determined；
In actual applications, as the deformation quantity in each region is not quite similar, in order to carry out unified metric, the application definition
Degree of crook A is：A=Δ SZ/SZ, are a percent value, characterize deformation quantity of the flexible screen in unit area, it is anticipated that
, degree of crook A is bigger, and the deformation that flexible screen occurs more is verified.
In one embodiment, the capacitance variations value of the detection capacitance touch screen of above-described embodiment includes：
The real-time capacitance of each unit electric capacity in detection capacitance touch screen；Cell capacitance is the minimum electric capacity of capacitance touch screen
Dividing unit, is made up of the upper and lower base plate of the capacitance touch screen for forming cell capacitance；
According to each unit electric capacity initial capacitance value and real-time capacitance, the capacitance variations value of each unit electric capacity is calculated；
The capacitance variations value of all cell capacitances is carried out into cumulative summation, the capacitance variations of capacitance touch screen are calculated
Value.
In one embodiment, the region of variation area bag for obtaining generation capacitance variations in capacitance touch screen of above-described embodiment
Include：
There is the area of each unit electric capacity of capacitance variations in statistics；
The area of each unit electric capacity that capacitance variations occur is carried out into cumulative summation, region of variation area is calculated.
In one embodiment, the method for above-described embodiment also included before the capacitance variations value of detection capacitance touch screen：
Guard process is set and starts threshold value and protector activation threshold value；
It is determined that after the degree of crook of flexible screen, also including：When degree of crook starts threshold value more than guard process, open
Dynamic guard process；Guard process triggers protector, fixing flexible screen when degree of crook is more than protector activation threshold value.
In one embodiment, guard process starts threshold value and includes bending capacitance variations threshold value and bending area change threshold；
The method of above-described embodiment determines the deformation area of flexible screen in the capacitance variations value according to capacitance touch screen and region of variation area
Before domain area and deformation quantity, also include：
Judge whether capacitance variations value is more than bending capacitance variations threshold value and whether region of variation area is more than bending area
Change threshold；
If so, then judge that flexible screen bends, according to capacitance variations value and the region of variation area of capacitance touch screen, really
Determine the deformation region area and deformation quantity of flexible screen；
If it is not, then judging that flexible screen, by weight, does not bend, subsequently do not calculated.
Embodiment two：
Fig. 2 is the schematic diagram of the terminal that the embodiment of the present invention two is provided, as shown in Fig. 2 the terminal bag that the present embodiment is provided
Include：
Detection module 21, for when the capacitance variations of capacitance touch screen, detecting the capacitance variations value of capacitance touch screen, and
There is the region of variation area of capacitance variations in obtaining capacitance touch screen；Capacitance touch screen is contacted with flexible screen, and capacitance touch
The electric capacity of screen changes with the bending of flexible screen；
Modular converter 22, for the capacitance variations value according to capacitance touch screen and region of variation area, determines flexible screen
Deformation region area and deformation quantity；
Computing module 23, for deformation region area and deformation quantity according to flexible screen, determines the degree of crook of flexible screen.
In one embodiment, the detection module 21 of above-described embodiment is used for detecting the reality of each unit electric capacity in capacitance touch screen
When capacitance；Cell capacitance is the minimum electric capacity dividing unit of capacitance touch screen, by the capacitance touch screen for forming cell capacitance
Upper and lower base plate is constituted；According to each unit electric capacity initial capacitance value and real-time capacitance, the capacitance variations value of each unit electric capacity is calculated；
The capacitance variations value of all cell capacitances is carried out into cumulative summation, the capacitance variations value of capacitance touch screen is calculated.
In one embodiment, the detection module 21 of above-described embodiment is used for each unit electric capacity of statistics generation capacitance variations
Area；The area of each unit electric capacity that capacitance variations occur is carried out into cumulative summation, region of variation area is calculated.
In one embodiment, the device of above-described embodiment also includes setup module and protection module,
Setup module starts threshold value and prevents for before the capacitance variations value of detection capacitance touch screen, arranging guard process
Protection unit activation threshold value；
Protection module is for it is determined that after the degree of crook of flexible screen, start threshold value in degree of crook more than guard process
When, start guard process；Guard process triggers protector when degree of crook is more than protector activation threshold value, and fixation is soft
Property screen.
In one embodiment, the guard process of above-described embodiment starts threshold value includes capacitance variations threshold value and area change threshold
Value；Modular converter determines the deformation region face of flexible screen in the capacitance variations value according to capacitance touch screen and region of variation area
Before product and deformation quantity, it is additionally operable to judge whether capacitance variations value is more than capacitance variations threshold value and whether region of variation area is big
In area change threshold value；If so, then judge that flexible screen bends, according to capacitance variations value and the region of variation of capacitance touch screen
Area, determines the deformation region area and deformation quantity of flexible screen.
Embodiment three：
Fig. 3 is the schematic diagram of the terminal that the embodiment of the present invention three is provided, as shown in figure 3, the terminal bag that the present embodiment is provided
Include：Flexible screen 31, backlight module 32, processor 33, memory 34 and protector 35, wherein,
Flexible screen 31 produces deformation for the operation such as pressing according to user, and is transferred to backlight module 32；
Backlight module 32 includes capacitance touch screen, and capacitance touch screen includes first substrate S1 and second substrate S2, the first base
Plate S1 and second substrate S2 keep at a certain distance away, and are powered to produce electric capacity, and second substrate S2 is connected with processor 33, for processing
Device 33 gathers the real-time capacitance of each unit electric capacity；
Processor 33 is used for realizing following functions：When the capacitance variations of capacitance touch screen, the electricity of capacitance touch screen is detected
Hold changing value, and the region of variation area of capacitance variations occurs in obtaining capacitance touch screen；Capacitance touch screen is contacted with flexible screen,
And the electric capacity of capacitance touch screen changes with the bending of flexible screen；According to capacitance variations value and the region of variation of capacitance touch screen
Area, determines the deformation region area and deformation quantity of flexible screen；According to the deformation region area and deformation quantity of flexible screen, determine soft
The degree of crook of property screen；When degree of crook starts threshold value more than guard process, start guard process；In degree of crook more than anti-
During protection unit activation threshold value, protector 35, fixing flexible screen 31 are triggered by guard process；
Memory 34 realizes the program of following functions for storage：Guard process；When the capacitance variations of capacitance touch screen,
The capacitance variations value of detection capacitance touch screen, and in obtaining capacitance touch screen, there is the region of variation area of capacitance variations；Electric capacity
Touch-screen is contacted with flexible screen, and the electric capacity of capacitance touch screen changes with the bending of flexible screen；According to capacitance touch screen
Capacitance variations value and region of variation area, determine the deformation region area and deformation quantity of flexible screen；According to the deformation area of flexible screen
Domain area and deformation quantity, determine the degree of crook of flexible screen；When degree of crook starts threshold value more than guard process, start protection
Program；When degree of crook is more than protector activation threshold value, protector, fixing flexible screen are triggered by guard process；
Protector 35 is arranged on the peripheral position of flexible screen 31, after triggering command is received, protects flexible screen.
In one embodiment, the processor 33 of above-described embodiment is used for detecting the real-time of each unit electric capacity in capacitance touch screen
Capacitance；Cell capacitance is the minimum electric capacity dividing unit of capacitance touch screen, by the upper of the capacitance touch screen for forming cell capacitance
Infrabasal plate is constituted；According to each unit electric capacity initial capacitance value and real-time capacitance, the capacitance variations value of each unit electric capacity is calculated；Will
The capacitance variations value of all cell capacitances carries out cumulative summation, is calculated the capacitance variations value of capacitance touch screen.
In one embodiment, the processor 33 of above-described embodiment is used for counting the face of each unit electric capacity that capacitance variations occur
Product；The area of each unit electric capacity that capacitance variations occur is carried out into cumulative summation, region of variation area is calculated.
In one embodiment, the processor 33 of above-described embodiment was gone back before the capacitance variations value of detection capacitance touch screen
Guard process is set and starts threshold value and protector activation threshold value；Guard process starts threshold value includes capacitance variations threshold value and area
Change threshold.
Corresponding, present invention provides a kind of communication system, which includes terminal provided in an embodiment of the present invention.
Example IV：
Further annotation explanation is done to the present invention in conjunction with concrete application scene.
The present embodiment is set up and is equipped with flexible screen in mobile phone, while display module is using on the basis of mutual capacitance type touch-screen；Root
According to the characteristic that flexible screen can bend, when reaching some effects when cellphone subscriber's curved screens, touch-screen can also occur accordingly
Deformation, can design Programmable detection go out produced by capacitance variations, so as to obtain the degree of mobile phone screen bending, take corresponding
Measure, prevents bending excessive.
When flexible screen bends, two pieces of originally parallel substrates are deformed upon, and due to upper and lower base plate after bending
Raw flexibility is different, by taking single electric capacity as an example, although two substrates spacing keeps constant, but facing area S of script occurs
Change, is changed into S ', and capacitance also changes (C ').Single capacitance variation amount before and after bending is designated as Δ C.
As shown in figs. 6 and 7：
Before bending, the facing area of cell capacitance：S；Capacitance C=(ε S)/d；
After bending, cell capacitance facing area：S′；Capacitance C '=(ε S ')/d
Now, capacitance variations value Δ C=C-C '；
The capacitance variations value of whole screen can be tried to achieve by the Δ C of unit electric capacity：∑ΔC.
Simultaneously to judge whether that situation when being bent with flexible screen is consistent according to the range size for changing, prevent with
User's normal operating produces conflict.
By the value and excursion size of the ∑ Δ C of acquisition, the judgement of screen-bending degree is carried out；And according to theoretical and
Experiment needs to start the numerical value of guard process and fixed mask device under determining, so as to protect to flexible screen.
As shown in figure 4, the present embodiment is divided into two steps, each step corresponds to a detecting step and an execution step, tool
Hold in vivo and repeat no more.
Guard process in flow chart, touches after the changing value and area of the capacitance of touch-screen reach default threshold values
Send out and start, the degree that can accurately calculate and judge screen-bending according to the change of electric capacity after startup.
The not startup program when changing value is not up to threshold values, in order to avoid affect the normal touch-control of user to use.
Specifically, the condition for triggering guard process has 2, it is necessary to while when meeting, being just judged as that mobile phone screen occurs curved
It is bent.
After guard process starts, when screen-bending degree reaches default critical value, the protector of mobile phone is triggered, will
Mobile phone screen is fixed, in order to avoid damage screen.Not up to pre-set threshold value when do not start, prevent from affecting user normally to use screen
Bending function.
By the enforcement of above example, the method that the present invention is provided possesses following beneficial effect：
Flexible screen degree of crook detection method provided in an embodiment of the present invention and terminal, when being bent using flexible screen,
The touch-screen that module is carried can also be deformed upon, and then produce capacitance variations principle, by gathering the data of capacitance variations, sentence
The degree that disconnected flexible screen bends；So the present invention can be while whole mobile phone flexible screen module thickness not be increased, can
Accurately to detect whether flexible screen bends, or flexible screen whether overbending, solve existing flexible screen curved detection skill
Art needs increase the problem of flexible screen thickness increase caused by two pieces of substrates and electrode in flexible screen, improve Consumer's Experience.
Above content is with reference to specific embodiment further description made for the present invention, it is impossible to assert this
It is bright to be embodied as being confined to these explanations.For general technical staff of the technical field of the invention, do not taking off
On the premise of present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the protection of the present invention
Scope.
Claims (10)
1. a kind of flexible screen degree of crook detection method, it is characterised in that include：
The capacitance variations value of the capacitance touch screen when the capacitance variations of capacitance touch screen, is detected, and obtains the capacitive touch
There is the region of variation area of capacitance variations in touching screen；The capacitance touch screen is contacted with the flexible screen, and the capacitive touch
The electric capacity for touching screen changes with the bending of the flexible screen；
According to capacitance variations value and the region of variation area of the capacitance touch screen, the deformation region of the flexible screen is determined
Area and deformation quantity；
According to the deformation region area and deformation quantity of the flexible screen, the degree of crook of the flexible screen is determined.
2. flexible screen degree of crook detection method as claimed in claim 1, it is characterised in that the detection capacitance touch screen
Capacitance variations value includes：
Detect the real-time capacitance of each unit electric capacity in the capacitance touch screen；The cell capacitance be the capacitance touch screen most
Little electric capacity dividing unit, is made up of the upper and lower base plate of the capacitance touch screen for forming cell capacitance；
According to each unit electric capacity initial capacitance value and real-time capacitance, the capacitance variations value of each unit electric capacity is calculated；
The capacitance variations value of all cell capacitances is carried out into cumulative summation, the capacitance variations of the capacitance touch screen are calculated
Value.
3. flexible screen degree of crook detection method as claimed in claim 2, it is characterised in that the acquisition capacitance touch
The region of variation area that capacitance variations occur in screen includes：
There is the area of each unit electric capacity of capacitance variations in statistics；
The area of each unit electric capacity that capacitance variations occur is carried out into cumulative summation, the region of variation area is calculated.
4. the flexible screen degree of crook detection method as described in any one of claims 1 to 3, it is characterised in that
Before the capacitance variations value of the capacitance touch screen is detected, also include：Guard process is set and starts threshold value and protection dress
Put activation threshold value；
It is determined that after the degree of crook of the flexible screen, also including：Start more than the guard process in the degree of crook
During threshold value, start guard process；The guard process is triggered when the degree of crook is more than the protector activation threshold value
The protector, the fixation flexible screen.
5. flexible screen degree of crook detection method as claimed in claim 4, it is characterised in that the guard process starts threshold value
Including bending capacitance variations threshold value and bending area change threshold；In the capacitance variations value according to the capacitance touch screen and described
Region of variation area, before determining the deformation region area and deformation quantity of the flexible screen, also includes：
Judge whether the capacitance variations value is more than the bending capacitance variations threshold value and whether the region of variation area is more than
The bending area change threshold；
If so, then judge that the flexible screen bends, according to capacitance variations value and the variation zone of the capacitance touch screen
Domain area, determines the deformation region area and deformation quantity of the flexible screen.
6. a kind of terminal, it is characterised in that include：
Detection module, for when the capacitance variations of capacitance touch screen, detecting the capacitance variations value of the capacitance touch screen, and obtaining
There is the region of variation area of capacitance variations in taking the capacitance touch screen；The capacitance touch screen is contacted with the flexible screen,
And the electric capacity of the capacitance touch screen changes with the bending of the flexible screen；
Modular converter, for the capacitance variations value according to the capacitance touch screen and the region of variation area, determines described soft
The deformation region area and deformation quantity of property screen；
Computing module, for deformation region area and deformation quantity according to the flexible screen, determines the bending journey of the flexible screen
Degree.
7. terminal as claimed in claim 6, it is characterised in that the detection module is used for detecting each in the capacitance touch screen
The real-time capacitance of cell capacitance；The cell capacitance is the minimum electric capacity dividing unit of the capacitance touch screen, single by being formed
The upper and lower base plate composition of the capacitance touch screen of first electric capacity；According to each unit electric capacity initial capacitance value and real-time capacitance, meter
Calculate the capacitance variations value of each unit electric capacity；The capacitance variations value of all cell capacitances is carried out into cumulative summation, is calculated described
The capacitance variations value of capacitance touch screen.
8. terminal as claimed in claim 7, it is characterised in that the detection module is used for counting each list that capacitance variations occur
The area of first electric capacity；The area of each unit electric capacity that capacitance variations occur is carried out into cumulative summation, the variation zone is calculated
Domain area.
9. the terminal as described in any one of claim 6 to 8, it is characterised in that also including setup module and protection module,
The setup module starts threshold value for before the capacitance variations value of the capacitance touch screen is detected, arranging guard process
With protector activation threshold value；
The protection module is for it is determined that after the degree of crook of the flexible screen, be more than the protection in the degree of crook
When program starts threshold value, start guard process；The guard process is more than the protector firing level in the degree of crook
During value, the protector, the fixation flexible screen is triggered.
10. terminal as claimed in claim 9, it is characterised in that the guard process starts threshold value includes capacitance variations threshold value
And area change threshold value；The modular converter is in the capacitance variations value according to the capacitance touch screen and the region of variation face
Product, before determining the deformation region area and deformation quantity of the flexible screen, is additionally operable to judge whether the capacitance variations value is more than
Whether the capacitance variations threshold value and the region of variation area are more than the area change threshold value；If so, then judge described soft
Property screen bends, and according to capacitance variations value and the region of variation area of the capacitance touch screen, determines the flexible screen
Deformation region area and deformation quantity.
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| CN201610870600.2A CN106524894A (en) | 2016-09-29 | 2016-09-29 | Flexible screen bending degree detection method and terminal |
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| CN201610870600.2A CN106524894A (en) | 2016-09-29 | 2016-09-29 | Flexible screen bending degree detection method and terminal |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144216A (en) * | 2017-04-28 | 2017-09-08 | 维沃移动通信有限公司 | The detection method and mobile terminal of a kind of angle value |
| CN107272947A (en) * | 2017-06-09 | 2017-10-20 | 奇酷互联网络科技（深圳）有限公司 | Determination method, device and the terminal of adhesive film of touch screen thickness |
| CN107368224A (en) * | 2017-08-14 | 2017-11-21 | 武汉华星光电半导体显示技术有限公司 | A kind of touch-control display module folded state detection method and device |
| CN108253878A (en) * | 2017-11-30 | 2018-07-06 | 维沃移动通信有限公司 | The bend detection method and mobile terminal of a kind of flexible screen |
| CN108413861A (en) * | 2018-01-30 | 2018-08-17 | 大连理工大学 | A kind of method of real-time of opening section thin walled beam constrained twisting deformability |
| CN108413860A (en) * | 2018-01-30 | 2018-08-17 | 大连理工大学 | A kind of method of real-time of silent section thin walled beam constrained twisting deformability |
| CN108511494A (en) * | 2018-03-30 | 2018-09-07 | 京东方科技集团股份有限公司 | A kind of flexible display panels and its bend detection method |
| CN108613988A (en) * | 2018-04-09 | 2018-10-02 | 武汉华星光电半导体显示技术有限公司 | Detection device and detection method, the detection method of flexible piece of flexible panel |
| WO2019000288A1 (en) * | 2017-06-28 | 2019-01-03 | 深圳市柔宇科技有限公司 | Touch response method and device |
| CN110824924A (en) * | 2019-11-26 | 2020-02-21 | 珠海格力电器股份有限公司 | Touch controller, adaptive control method of touch controller and electric appliance |
| WO2020132964A1 (en) * | 2018-12-26 | 2020-07-02 | 深圳市柔宇科技有限公司 | Bending detection method and device for flexible screen, and readable storage medium |
| CN112703471A (en) * | 2018-11-23 | 2021-04-23 | 深圳市柔宇科技股份有限公司 | Touch panel, control method thereof and touch device |
| CN112703466A (en) * | 2018-11-07 | 2021-04-23 | 深圳市柔宇科技股份有限公司 | Touch panel, control method thereof and touch device |
| CN112912831A (en) * | 2018-12-28 | 2021-06-04 | 深圳市柔宇科技股份有限公司 | Bending detection device and flexible display device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101295219A (en) * | 2007-04-27 | 2008-10-29 | 汤姆森许可贸易公司 | Method for detecting the pressure applied on a flexible screen, and device comprising a screen for the implementation of the method |
| JP2010079882A (en) * | 2008-07-31 | 2010-04-08 | Avago Technologies Ecbu Ip (Singapore) Pte Ltd | Capacity type touch screen or touch pad for finger or stylus |
| CN202976041U (en) * | 2012-11-06 | 2013-06-05 | 江西联创电子有限公司 | Curved surface capacitive touch screen |
| CN103383951A (en) * | 2012-05-04 | 2013-11-06 | 联想(北京)有限公司 | Flexible screen and method and electronic device for determining bending state of flexible screen |
| CN103593140A (en) * | 2013-11-29 | 2014-02-19 | 深圳市金立通信设备有限公司 | Method and terminal for touch screen terminal screen locking |
| CN104318861A (en) * | 2014-09-24 | 2015-01-28 | 京东方科技集团股份有限公司 | Flexible screen, bending identification method of flexible screen, and flexible display device |
| CN105022544A (en) * | 2015-07-28 | 2015-11-04 | Tcl移动通信科技（宁波）有限公司 | Capacitive touch screen, mobile terminal and control method |
| CN105091833A (en) * | 2015-08-21 | 2015-11-25 | 华勤通讯技术有限公司 | Bending test method and bending test device of flexible screen |
| CN105468213A (en) * | 2014-09-04 | 2016-04-06 | 中兴通讯股份有限公司 | Touch screen sensing method and apparatus |
| CN105549790A (en) * | 2016-01-26 | 2016-05-04 | 宸盛光电有限公司 | Pressure sensing touch control module |
| CN105955534A (en) * | 2016-05-09 | 2016-09-21 | 京东方科技集团股份有限公司 | Flexible display module and fabrication method therefor |
-
2016
- 2016-09-29 CN CN201610870600.2A patent/CN106524894A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101295219A (en) * | 2007-04-27 | 2008-10-29 | 汤姆森许可贸易公司 | Method for detecting the pressure applied on a flexible screen, and device comprising a screen for the implementation of the method |
| JP2010079882A (en) * | 2008-07-31 | 2010-04-08 | Avago Technologies Ecbu Ip (Singapore) Pte Ltd | Capacity type touch screen or touch pad for finger or stylus |
| CN103383951A (en) * | 2012-05-04 | 2013-11-06 | 联想(北京)有限公司 | Flexible screen and method and electronic device for determining bending state of flexible screen |
| CN202976041U (en) * | 2012-11-06 | 2013-06-05 | 江西联创电子有限公司 | Curved surface capacitive touch screen |
| CN103593140A (en) * | 2013-11-29 | 2014-02-19 | 深圳市金立通信设备有限公司 | Method and terminal for touch screen terminal screen locking |
| CN105468213A (en) * | 2014-09-04 | 2016-04-06 | 中兴通讯股份有限公司 | Touch screen sensing method and apparatus |
| CN104318861A (en) * | 2014-09-24 | 2015-01-28 | 京东方科技集团股份有限公司 | Flexible screen, bending identification method of flexible screen, and flexible display device |
| CN105022544A (en) * | 2015-07-28 | 2015-11-04 | Tcl移动通信科技（宁波）有限公司 | Capacitive touch screen, mobile terminal and control method |
| CN105091833A (en) * | 2015-08-21 | 2015-11-25 | 华勤通讯技术有限公司 | Bending test method and bending test device of flexible screen |
| CN105549790A (en) * | 2016-01-26 | 2016-05-04 | 宸盛光电有限公司 | Pressure sensing touch control module |
| CN105955534A (en) * | 2016-05-09 | 2016-09-21 | 京东方科技集团股份有限公司 | Flexible display module and fabrication method therefor |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144216B (en) * | 2017-04-28 | 2019-11-26 | 维沃移动通信有限公司 | A kind of detection method and mobile terminal of angle value |
| CN107144216A (en) * | 2017-04-28 | 2017-09-08 | 维沃移动通信有限公司 | The detection method and mobile terminal of a kind of angle value |
| CN107272947A (en) * | 2017-06-09 | 2017-10-20 | 奇酷互联网络科技（深圳）有限公司 | Determination method, device and the terminal of adhesive film of touch screen thickness |
| CN107272947B (en) * | 2017-06-09 | 2020-04-17 | 奇酷互联网络科技（深圳）有限公司 | Method and device for determining thickness of touch screen film and terminal |
| WO2019000288A1 (en) * | 2017-06-28 | 2019-01-03 | 深圳市柔宇科技有限公司 | Touch response method and device |
| CN109791466A (en) * | 2017-06-28 | 2019-05-21 | 深圳市柔宇科技有限公司 | A kind of touch-control response method and device |
| CN107368224A (en) * | 2017-08-14 | 2017-11-21 | 武汉华星光电半导体显示技术有限公司 | A kind of touch-control display module folded state detection method and device |
| CN108253878A (en) * | 2017-11-30 | 2018-07-06 | 维沃移动通信有限公司 | The bend detection method and mobile terminal of a kind of flexible screen |
| CN108413861B (en) * | 2018-01-30 | 2019-10-29 | 大连理工大学 | A kind of method of real-time of opening section thin walled beam constrained twisting deformability |
| CN108413860B (en) * | 2018-01-30 | 2019-10-29 | 大连理工大学 | A kind of method of real-time of silent section thin walled beam constrained twisting deformability |
| CN108413860A (en) * | 2018-01-30 | 2018-08-17 | 大连理工大学 | A kind of method of real-time of silent section thin walled beam constrained twisting deformability |
| CN108413861A (en) * | 2018-01-30 | 2018-08-17 | 大连理工大学 | A kind of method of real-time of opening section thin walled beam constrained twisting deformability |
| CN108511494A (en) * | 2018-03-30 | 2018-09-07 | 京东方科技集团股份有限公司 | A kind of flexible display panels and its bend detection method |
| CN108511494B (en) * | 2018-03-30 | 2020-08-25 | 京东方科技集团股份有限公司 | Flexible display panel and bending detection method thereof |
| CN108613988A (en) * | 2018-04-09 | 2018-10-02 | 武汉华星光电半导体显示技术有限公司 | Detection device and detection method, the detection method of flexible piece of flexible panel |
| CN112703466A (en) * | 2018-11-07 | 2021-04-23 | 深圳市柔宇科技股份有限公司 | Touch panel, control method thereof and touch device |
| CN112703471A (en) * | 2018-11-23 | 2021-04-23 | 深圳市柔宇科技股份有限公司 | Touch panel, control method thereof and touch device |
| WO2020132964A1 (en) * | 2018-12-26 | 2020-07-02 | 深圳市柔宇科技有限公司 | Bending detection method and device for flexible screen, and readable storage medium |
| CN112912831A (en) * | 2018-12-28 | 2021-06-04 | 深圳市柔宇科技股份有限公司 | Bending detection device and flexible display device |
| CN110824924A (en) * | 2019-11-26 | 2020-02-21 | 珠海格力电器股份有限公司 | Touch controller, adaptive control method of touch controller and electric appliance |
| CN110824924B (en) * | 2019-11-26 | 2021-07-16 | 珠海格力电器股份有限公司 | Touch controller, adaptive control method of touch controller and electric appliance |
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