CN110307779A - It is bent control method, device, control chip and OLED display - Google Patents
It is bent control method, device, control chip and OLED display Download PDFInfo
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- CN110307779A CN110307779A CN201910577889.2A CN201910577889A CN110307779A CN 110307779 A CN110307779 A CN 110307779A CN 201910577889 A CN201910577889 A CN 201910577889A CN 110307779 A CN110307779 A CN 110307779A
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- control line
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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
- G01B7/28—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/40—OLEDs integrated with touch screens
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
Abstract
The embodiment of the present invention provides a kind of bending control method, device, control chip and OLED display.This method comprises: the capacitor in monitoring OLED display between each touch control line of mutual-capacitive touch panel and the cathode of OLED display panel；According to the capacitor between each touch control line and the cathode of OLED display panel, judge whether the OLED display bends at the corresponding touch control line.Using the method for the embodiment of the present invention, pass through the capacitor on detection touch panel between touch control line and the cathode of OLED display panel, it is capable of detecting when the bending state of OLED display, there is no need to the setting bending sensing devices on frame, under the premise of not influencing display device narrow frame design demand, the detection to display screen bending state can be realized.
Description
Technical field
The present invention relates to field of display technology, it is aobvious to refer in particular to a kind of bending control method, device, control chip and OLED
Showing device.
Background technique
With the development of flexible display technologies, folding display screen has become the development trend of the following display device.By right
Display screen is bent, and display area can be divided into different display portions, while the change according to display area, can be with
The display content on display screen is adjusted, to adapt to a variety of use demands.
In routine techniques, in order to detect the bending position of display screen, needing to be arranged on the frame of display screen two sides can
Incude the sensing device of bending state, however the setting of sensing device will lead to the increase of frame, be unfavorable for the narrow of display device
Frame design demand.
Therefore, it is necessary to be improved to the detection mode of display screen bending state on folding display screen, can protect
Under the premise of demonstrate,proving narrow frame design demand, the detection to display screen bending state is realized.
Summary of the invention
The purpose of technical solution of the present invention is to provide a kind of bending control method, device, control chip and OLED display dress
It sets, can realize the detection to display screen bending state under the premise of not influencing display device narrow frame design demand.
The embodiment of the present invention provides a kind of bending control method, is applied to flexibility two optrode pipe OLED of organic light emission display dress
It sets, the OLED display includes mutual-capacitive touch panel and OLED display panel, wherein the described method includes:
Monitor OLED display on mutual-capacitive touch panel each touch control line and OLED display panel cathode it
Between capacitor；
According to the capacitor between each touch control line and the cathode of OLED display panel, the OLED display dress is judged
It sets and whether bends at the corresponding touch control line.
Optionally, the bending control method, wherein each touching of touch panel in the monitoring OLED display
Control the capacitor between route and the cathode of OLED display panel, comprising:
Monitor the voltage on each touch control line of the touch panel；
The capacitor according between each touch control line and the cathode of OLED display panel judges that the OLED is aobvious
Whether showing device bends at the corresponding touch control line, comprising:
When monitoring that the voltage on target touch control line is greater than preset voltage value, it is determined that the OLED display exists
It bends at the target touch control line；
Wherein, when the preset voltage value is that the OLED display is not bent, institute is defeated on the target touch control line
The voltage value entered.
Optionally, the bending control method, wherein the method also includes:
Determine that the display that the OLED display panel bends at the target touch control line divides region；
The display content for controlling the OLED display panel divides region according to the display and carries out display switching.
Optionally, the bending control method, wherein the method also includes:
According to the difference between the voltage and the preset voltage value on target touch control line, the OLED display dress is determined
Set the bending degree to bend at the target touch control line；
Wherein, the difference is bigger, the bending that the OLED display bends at the target touch control line
Degree is bigger.
Optionally, the bending control method, wherein when determining the OLED display in the target touch-control line
When bending at road, the method also includes:
It determines that the OLED display is bent at the target touch control line and is formed by bending curve, axial direction
It is parallel to the target touch control line.
Optionally, the bending control method, wherein the method also includes:
When monitor the voltage on target touch control line by be greater than preset voltage value restore to equal than the preset voltage value
When, it is determined that the OLED display is flat state by bending state variation at the target touch control line.
The embodiment of the present invention also provides a kind of bending control device, is applied to flexibility two optrode pipe OLED of organic light emission and shows
Device, the OLED display include mutual-capacitive touch panel and OLED display panel, wherein the bending control device packet
It includes:
Monitoring modular, each touch control line Yu OLED for monitoring mutual-capacitive touch panel in OLED display are shown
Capacitor between the cathode of panel；
Processing module, for according to the capacitor between each touch control line and the cathode of OLED display panel, judgement
Whether the OLED display bends at the corresponding touch control line.
Optionally, the bending control device, wherein touch panel in the monitoring module monitors OLED display
Each touch control line and OLED display panel cathode between capacitor, comprising:
Monitor the voltage on each touch control line of the touch panel；
The processing module judges institute according to the capacitor between each touch control line and the cathode of OLED display panel
State whether OLED display bends at the corresponding touch control line, comprising:
When monitoring that the voltage on target touch control line is greater than preset voltage value, it is determined that the OLED display exists
It bends at the target touch control line；
Wherein, when the preset voltage value is that the OLED display is not bent, institute is defeated on the target touch control line
The voltage value entered.
Optionally, the bending control device, wherein described device further include:
Determining module, for determining that the display that the OLED display panel bends at the target touch control line is drawn
Subregion；
Display control module, for control the display content of the OLED display panel according to the display divide region into
Row display switching.
Optionally, the bending control device, wherein the processing module is also used to:
According to the difference between the voltage and the preset voltage value on target touch control line, the OLED display dress is determined
Set the bending degree to bend at the target touch control line；
Wherein, the difference is bigger, the bending that the OLED display bends at the target touch control line
Degree is bigger.
Optionally, the bending control device, wherein when the processing module determines the OLED display in institute
It states when bending at target touch control line, is also used to:
It determines that the OLED display is bent at the target touch control line and is formed by bending curve, axial direction
It is parallel to the target touch control line.
Optionally, the bending control device, wherein the processing module is also used to:
When monitor the voltage on target touch control line by be greater than preset voltage value restore to equal than the preset voltage value
When, it is determined that the OLED display is flat state by bending state variation at the target touch control line.
The embodiment of the present invention also provides a kind of control chip, including memory, processor and is stored on the memory
And the computer program that can be run on the processor；Wherein, it is realized when the processor executes described program as above any
Bending control method described in.
The embodiment of the present invention also provides a kind of OLED display, wherein including controlling chip as described above.
Optionally, the OLED display, wherein the OLED display further include mutual-capacitive touch panel and
OLED display panel；Wherein the control chip and the data circuit of the OLED display panel and the touch-control of the touch panel
Connection.
At least one of specific embodiment of the invention above-mentioned technical proposal has the advantages that
It is bent control method described in the embodiment of the present invention, passes through touch control line and OLED display panel on detection touch panel
Cathode between capacitor, be capable of detecting when the bending state of OLED display, there is no need on frame setting bending sense
Device is answered, under the premise of not influencing display device narrow frame design demand, can be realized the detection to display screen bending state.
Detailed description of the invention
Fig. 1 is the flow diagram that control method is bent described in the embodiment of the present invention；
Fig. 2 is the partial structure diagram using the OLED display of the method for the embodiment of the present invention；
Fig. 3 is to illustrate schematic diagram using the wherein overbending direction of the method for the embodiment of the present invention；
Fig. 4 is to illustrate schematic diagram using another overbending direction of the method for the embodiment of the present invention；
Fig. 5 is the schematic diagram for indicating a wherein bending state for OLED display；
Fig. 6 is the structural schematic diagram of bending control device described in the embodiment of the present invention.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
To solve routine techniques Folding display device when carrying out bending state detection, can incude in frame portion setting
The sensing device of bending state, causes frame to increase, and is unfavorable for the problem of realizing the narrow frame design demand of display device, this hair
Bright embodiment provides a kind of bending control method, utilizes the Organic Light Emitting Diode (Organic using mutual-capacitive touch panel
Light-Emitting Diode, OLED) display device is in bending, touch control line and OLED display panel on touch panel
Capacitor between cathode changes, and is able to detect the bending state of OLED display, curved there is no need to be arranged on frame
Bent sensing device can be realized under the premise of not influencing display device narrow frame design demand to display screen bending state
Detection.
It should be noted that bending control method described in the embodiment of the present invention be applied to include flexible OLED display panel and
The flexible OLED display of flexible mutual-capacitive touch panel, wherein flexible OLED display panel can be made as thin-film package
(Thin film encapsulation, TFE) panel.Flexible mutual-capacitive touch panel includes the cross being made on glass substrate
To electrode and longitudinal electrode, the two poles of the earth of capacitor are respectively constituted using transverse electrode and longitudinal electrode, when finger touches capacitance plate,
Change coupling of the touch point nearby between transverse electrode and longitudinal electrode, changes the capacitance between two electrodes, so as to
Detect touch location point.
Specifically, for display device when carrying out touch detection, the transverse electrode for setting line direction, which is combined, is formed as touch-control
Transmitting circuit Tx, the longitudinal electrode of column direction, which is combined, is formed as touch-control receiving circuit Rx, makes according to default scan frequency each
Capable transverse electrode successively issues pumping signal, and the longitudinal electrode of each column receives signal simultaneously, in this way according to each cross of acquisition
Capacitance size at electrode and each longitudinal electrode joint, can detect entire touch panel on two-dimensional surface
Capacitance size can calculate according to the capacitance change data on two-dimensional surface of touch panel and obtain each touch point
Coordinate.
Therefore, according to the touch-control sensing principle of mutual-capacitive touch panel, touch panel includes along first direction (for example side X
To) multiple first touch control lines for extending and multiple second touch control lines of (for example Y-direction) extension in a second direction, wherein the
One touch control line and the insulation of the second touch control line are overlapping.In addition, every one first touch control line includes multiple spaced first
Induction electrode, every one second touch control line include multiple spaced second induction electrodes.
In addition, being touching along one of the first touch control line of first direction and the second touch control line in a second direction
Control transmitting circuit Tx, along first direction the first touch control line and the second touch control line in a second direction another to touch
Control receiving circuit Rx.According to default scan frequency by making each touch-control transmitting circuit Tx successively issue pumping signal, each touching
Control receiving circuit Rx receives signal simultaneously, is able to detect the coordinate position for obtaining touch point.
Using the flexible OLED display of above-mentioned implementation structure, the embodiment of the present invention provides a kind of bending control method,
As shown in Figure 1, which comprises
S110 monitors each touch control line of mutual-capacitive touch panel and the yin of OLED display panel in OLED display
Capacitor between pole；
S120 judges the OLED according to the capacitor between each touch control line and the cathode of OLED display panel
Whether display device bends at the corresponding touch control line.
Using control method is bent described in the embodiment of the present invention, by each touch control line for detecting mutual-capacitive touch panel
Capacitor between the cathode of OLED display panel, is capable of detecting when whether OLED display is sent out at corresponding touch control line
Raw bending can be before not influencing display device narrow frame design demand there is no need to which specific bending sensing device is arranged
It puts, realizes the detection to display screen bending state.
Optionally, in step s 110, it is aobvious that each touch control line of touch panel and OLED in OLED display are monitored
Show the capacitor between the cathode of panel, comprising:
Monitor the voltage on each touch control line of the touch panel；
Optionally, in the step s 120, described according between each touch control line and the cathode of OLED display panel
Capacitor, judge whether the OLED display bends at the corresponding touch control line, comprising:
When monitoring that the voltage on target touch control line is greater than preset voltage value, it is determined that the OLED display exists
It bends at the target touch control line；
Wherein, when the preset voltage value is that the OLED display is not bent, institute is defeated on the target touch control line
The voltage value entered.
Specifically, target touch control line can be the touch-control transmitting circuit being set on the first direction of OLED display
Tx, or the touch-control receiving circuit Rx being set in the second direction of OLED display.
Fig. 2 be using the embodiment of the present invention as described in be bent control method OLED display part-structure signal
Figure.Wherein, Fig. 2 is illustrated only in OLED display, where the cathode 1 of OLED display panel and the touch control line of touch panel
The first metal layer 2 between layer structure, it is to be understood that OLED display further includes the sun being oppositely arranged with cathode 1
Pole and the luminescent layer etc. being set between anode and cathode, those skilled in the art should be able to understand the tool of OLED display
Body implements structure, and it will not be described in detail here.
Using the OLED display for being bent control method described in the embodiment of the present invention, referring to Fig.2, the touch-control of touch panel
The first metal layer 2 where route is configured to touch-control transmitting circuit Tx or is configured to touch-control receiving circuit Rx, wherein the first gold medal
Belong to layer 2 and be configured to a termination electrode, the cathode 1 of OLED display panel is configured to another termination electrode, cathode 1 and the first metal layer 2 it
Between film layer structure include successively from the bottom to top light removing layer 3, encapsulated layer 4, connect as induction electrode on same touch control line
Connecting bridge second metal layer 5 and the organic layer 6 that is set between the first metal layer 2 and second metal layer 5.
It in conjunction with Fig. 3, is set in OLED display 10, touch-control transmitting circuit Tx is arranged in transverse direction, and touch-control receives
Route Rx is arranged along the longitudinal direction.When OLED display 10 is bent along touch-control transmitting circuit Tx, touch-control transmitting circuit Tx (
As the first metal layer 2) and cathode 1 between form capacitor, generate internal stress in bending part and squeeze the first metal layer 2 and cathode
Film layer between 1 causes film layer that micro- deformation occurs, and capacitor changes therewith.
Specifically, the capacitor C when OLED display 10 does not bend, between the first metal layer 2 and cathode 10It can
To be determined using following formula:
C0=ε A0/d0
Wherein, ε is dielectric constant, A0For the positive area between the first metal layer 2 and cathode 1, d0For the first metal layer 2
The distance between cathode 1.
When OLED display 10 bends, bend between the first metal layer 2 and cathode 1, the first metal layer 2 with
Dielectric layer between cathode 1, which is squeezed, occurs Light deformation, and distance reduces Δ d, and capacitor increases Δ C therewith, therefore shows in OLED
After device 10 bends, the capacitor between the first metal layer 2 and cathode 1 is C1=C0+ΔC。
It should be noted that input is burning voltage on cathode 1 since OLED display 10 is when being shown, because
This can be determined between touch-control transmitting circuit Tx and cathode 1 by the voltage change on monitoring touch-control transmitting circuit Tx
Whether whether capacitor changes, occur so as to determining OLED display 10 at corresponding touch-control transmitting circuit Tx curved
It is bent.
Therefore, internal stress is generated due to being bent according between above-mentioned the first metal layer 2 and cathode 1, so that the first metal layer 2
The principle of capacitance variations between cathode 1, by the voltage on detection touch-control transmitting circuit Tx, by institute on touch-control transmitting circuit Tx
When the voltage and OLED display of detection are not bent, the voltage (preset voltage value) inputted on touch-control transmitting circuit Tx is carried out
Compare, if the voltage on touch-control transmitting circuit Tx is greater than the preset voltage value, is capable of determining that OLED display corresponding
Touch-control transmitting circuit Tx at bend.
Similarly, as shown in connection with fig. 4, by detection obtain touch-control receiving circuit Rx on corresponding the first metal layer 2 with yin
Voltage detected on touch-control receiving circuit Rx is compared by the capacitor between pole 1 with preset voltage value, if touch-control receives line
Voltage on the Rx of road is greater than preset voltage value, then is capable of determining that OLED display is sent out at corresponding touch-control receiving circuit Rx
Raw bending.
It should be noted that when OLED display is not bent, on touch-control receiving circuit Rx and touch-control transmitting circuit Tx
The voltage value inputted can be determined according to the current input state of OLED display.
Optionally, control method is bent described in the embodiment of the present invention, further includes:
When monitor the voltage on target touch control line by be greater than preset voltage value restore to equal than the preset voltage value
When, it is determined that the OLED display is flat state by bending state variation at the target touch control line.
Using control method is bent described in the embodiment of the present invention, according to the cathode of each touch control line and OLED display panel
Between capacitor, be capable of detecting when whether OLED display bends at corresponding touch control line, and be capable of detecting when
Corresponding touch control line is the state of plane by bending change.
Optionally, bending control method described in the embodiment of the present invention, further includes:
According to the difference between the voltage and the preset voltage value on target touch control line, the OLED display dress is determined
Set the bending degree to bend at the target touch control line；
Wherein, the difference is bigger, the bending that the OLED display bends at the target touch control line
Degree is bigger.
The principle that curved detection is carried out according to the above-mentioned capacitor using on the first metal layer 2 between cathode 1, when bending journey
When spending bigger, the capacitor between the first metal layer 2 and cathode 1 is bigger, since the voltage that cathode 1 inputs is fixed value, the
Voltage on one metal layer 2 is also bigger, in this way according to the voltage swing on target touch control line, is capable of determining that in target touch-control
The bending degree to bend at route.
In addition, it is necessary to explanation, in conjunction with Fig. 3 to Fig. 5, using control method is bent described in the embodiment of the present invention, when true
When the fixed OLED display bends at the target touch control line, the method also includes:
It determines that the OLED display is bent at the target touch control line and is formed by bending curve, axial direction
It is parallel to the target touch control line.
The principle whether to bend at the bending control method detection target touch control line according to embodiments of the present invention,
When OLED display direction bending wherein, Light deformation, target occurs between target touch control line (Rx or Tx) and cathode
Voltage on touch control line increases, and the target touch control line that wherein OLED display bending causes voltage to increase is not limited to one
It is a, it may include multiple, and multiple target touch control lines are arranged successively.It can be with according to multiple target touch control lines being arranged successively
Determine that OLED display is formed by bending curve A in bending, the axial direction of bending curve A is parallel to target touch-control
Route.
That is, OLED display is formed by bending curve A in bending when target touch control line includes multiple Rx
Axial direction be parallel to Rx；When target touch control line includes multiple Tx, OLED display is formed by curved in bending
The axial direction of curved surface A is parallel to Tx.
As a result, according to aforesaid way, bending state of the OLED display in bending can be determined.
Optionally, control method is bent described in the embodiment of the present invention, further includes:
Determine that the display that the OLED display panel bends at the target touch control line divides region；
The display content for controlling the OLED display panel divides region according to the display and carries out display switching.
Specifically, as shown in fig.5, according to multiple target touch control lines for increasing of detected capacitor, according to more
A target touch control line can determine the bending position of OLED display in the position of touch panel；It is touched according to each target
The voltage swing on route is controlled, can determine bending state of the OLED display at each target touch control line of correspondence；?
On the basis of this, the position of the voltage swing and corresponding target touch control line on each target touch control line is analyzed, can be determined
OLED display is formed by position and the bending state of bending curve A in bending.
Further, according to the position of bending curve A and bending state, OLED display panel can be determined in bending
Display divides region, for example, OLED display panel is when being bent to bending curve A, display area quilt according to Fig. 5
It is divided into first area A1 and second area A2.
Using being bent control method described in the embodiment of the present invention, on the basis of identified display divides region, foundation
The variation that display area divides, the display content that can control OLED display panel divide region according to the display and are shown
Switching.
For example, the display content currently exported is exported to OLED display panel before OLED display panel bending
Entire display area；After OLED display panel is formed as bending curve A, the display content currently exported is only exported to first
Region A1；Alternatively, being two parts by the display content cutting currently exported, a portion is shown in first area A1, separately
A part is shown in second area A2.
OLED display hair is being detected using control method is bent described in the embodiment of the present invention based on aforesaid way
After raw bending, it can control the display content exported in OLED display panel and shown according to the bending of OLED display
Pattern switching.
It should be noted that being only for example above according to the mode of the bending progress display pattern switching of OLED display
Illustrate, is specifically not limited thereto.
It should be noted that being bent control method described in the embodiment of the present invention, further includes:
According to predeterminated frequency, successively each touch-control transmitting circuit into touch control line inputs trigger signal；
Monitor the voltage in each touch-control receiving circuit in touch control line；
According to the voltage in each touch-control receiving circuit detected, the position of touch on touch panel is determined.
In the embodiment of the present invention, using the signal on the touch control line of touch panel, it can not only detect on touch panel
Position of touch, additionally it is possible to the bending state for determining OLED display, since the bending state of OLED display is to touch-control
Influence of the influence of signal from touch control operation to signal on touch control line is different on route, therefore two parts function will not mutual shadow
It rings.
Using control method is bent described in the embodiment of the present invention, touch control line on touch panel and OLED display panel are utilized
Capacitor between upper cathode is able to detect the bending state of OLED display；In addition, this utilizes full line or the touch-control line of permutation
Road carries out the mode of bending state detection, will not influence the normal touch function of touch panel；And due on touch control line
Induction electrode area is larger, and the capacitance variations that can be induced are also larger, and follow-up signal processing can be made more simple；Into one
Step ground, using which, it is not necessary that the induction for being specifically used for carrying out bending state detection is arranged at the frame of OLED display
Device, therefore under the premise of not influencing display device narrow frame design demand, it can be realized the inspection to display screen bending state
It surveys.
The embodiment of the present invention also provides a kind of bending control device, is applied to flexibility two optrode pipe OLED of organic light emission and shows
Device, the OLED display includes mutual-capacitive touch panel and OLED display panel, as shown in fig. 6, the bending controls
Device includes:
Monitoring modular 610, for monitoring each touch control line and OLED of mutual-capacitive touch panel in OLED display
Capacitor between the cathode of display panel；
Processing module 620, for sentencing according to the capacitor between each touch control line and the cathode of OLED display panel
Whether the OLED display of breaking bends at the corresponding touch control line.
Using bending control device described in the embodiment of the present invention, the OLED display using mutual-capacitive touch panel is utilized
In bending, the capacitor on touch panel between touch control line and the cathode of OLED display panel changes, and is able to detect
The bending state of OLED display, there is no need to the setting bending sensing devices on frame, are not influencing display device narrow side
Under the premise of frame design requirement, the detection to display screen bending state can be realized.
Optionally, the bending control device, wherein the monitoring modular 610 monitors touch-control in OLED display
Capacitor between each touch control line of panel and the cathode of OLED display panel, comprising:
Monitor the voltage on each touch control line of the touch panel；
The processing module 620 is sentenced according to the capacitor between each touch control line and the cathode of OLED display panel
Whether the OLED display of breaking bends at the corresponding touch control line, comprising:
When monitoring that the voltage on target touch control line is greater than preset voltage value, it is determined that the OLED display exists
It bends at the target touch control line；
Wherein, when the preset voltage value is that the OLED display is not bent, institute is defeated on the target touch control line
The voltage value entered.
Optionally, the bending control device, as shown in fig. 6, described device further include:
Determining module 630, for determining that the OLED display panel bends aobvious at the target touch control line
Show and divides region；
Display control module 640, for controlling the display content of the OLED display panel according to the display dividing regions
Domain carries out display switching.
Optionally, the bending control device, wherein the processing module 620 is also used to:
According to the difference between the voltage and the preset voltage value on target touch control line, the OLED display dress is determined
Set the bending degree to bend at the target touch control line；
Wherein, the difference is bigger, the bending that the OLED display bends at the target touch control line
Degree is bigger.
Optionally, the bending control device, wherein when the processing module 620 determines the OLED display
When bending at the target touch control line, it is also used to:
It determines that the OLED display is bent at the target touch control line and is formed by bending curve, axial direction
It is parallel to the target touch control line.
Optionally, the bending control device, wherein the processing module 620 is also used to:
When monitor the voltage on target touch control line by be greater than preset voltage value restore to equal than the preset voltage value
When, it is determined that the OLED display is flat state by bending state variation at the target touch control line.
Using bending control device described in the embodiment of the present invention, using the signal on the touch control line of touch panel, not only
The position of touch being able to detect on touch panel, additionally it is possible to determine the bending state of OLED display；In addition, without in OLED
Setting is specifically used for carrying out the sensing device of bending state detection at the frame of display device, therefore narrow not influencing display device
Under the premise of frame design demand, the detection to display screen bending state can be realized.
The embodiment of the present invention also provides a kind of control chip, and wherein the control chip includes memory, processor and storage
On the memory and the computer program that can run on the processor；Wherein, the processor executes described program
Shi Shixian is bent control method as described above.
Specifically, detailed process and the function institute as above of bending control method are realized when which executes program
It states, details are not described herein.
Optionally, which is also used to:
Monitor the voltage in each touch-control receiving circuit in touch control line；
According to the voltage in each touch-control receiving circuit detected, the position of touch on touch panel is determined.
Using chip is controlled described in the embodiment of the present invention, the control chip is according to the letter on the touch control line of touch panel
Number, the position of touch on touch panel can not only be detected, additionally it is possible to determine the bending state of OLED display.
The embodiment of the present invention also provides a kind of OLED display, which includes the control core of structure as above
Piece.
In addition, the OLED display further includes mutual-capacitive touch panel and OLED display panel；The control chip
It is connect with the touch control line of the data circuit of the OLED display panel and the touch panel.
OLED display described in the embodiment of the present invention is not necessarily to by the way that the control chip of structure and function as above is arranged
Setting bending sensing device, can detect the bending state of OLED display on frame, therefore, not influence display dress
Under the premise of setting narrow frame design demand, the detection to display screen bending state can be realized；In addition, also using the control chip
The position of touch on touch panel can be determined according to the voltage in each touch-control receiving circuit detected.
Further, optionally, OLED display described in the embodiment of the present invention utilizes bending determined by control chip
State, additionally it is possible to which, to the display pattern that OLED display panel is exported, the display divided according to bending state divides region progress
Switching.
According to above detailed description, those skilled in the art should be able to understand OLED described in the embodiment of the present invention and show
The specific structure of device, is no longer described in detail herein.
Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person of the art is come
It says, under the premise of not departing from principle of the present invention, can also make several improvements and retouch, these improvements and modifications should also regard
For protection scope of the present invention.
Claims (15)
1. a kind of bending control method is applied to two optrode pipe OLED display of flexible organic light emission, the OLED display dress
It sets including mutual-capacitive touch panel and OLED display panel, which is characterized in that the described method includes:
It monitors in OLED display between each touch control line of mutual-capacitive touch panel and the cathode of OLED display panel
Capacitor；
According to the capacitor between each touch control line and the cathode of OLED display panel, judge that the OLED display exists
Whether bend at the corresponding touch control line.
2. bending control method according to claim 1, which is characterized in that touch surface in the monitoring OLED display
Capacitor between each touch control line of plate and the cathode of OLED display panel, comprising:
Monitor the voltage on each touch control line of the touch panel；
The capacitor according between each touch control line and the cathode of OLED display panel judges the OLED display dress
It sets and whether bends at the corresponding touch control line, comprising:
When monitoring that the voltage on target touch control line is greater than preset voltage value, it is determined that the OLED display is described
It bends at target touch control line；
Wherein, it when the preset voltage value is that the OLED display is not bent, is inputted on the target touch control line
Voltage value.
3. bending control method according to claim 2, which is characterized in that the method also includes:
Determine that the display that the OLED display panel bends at the target touch control line divides region；
The display content for controlling the OLED display panel divides region according to the display and carries out display switching.
4. bending control method according to claim 2, which is characterized in that the method also includes:
According to the difference between the voltage and the preset voltage value on target touch control line, determine that the OLED display exists
The bending degree to bend at the target touch control line；
Wherein, the difference is bigger, the bending degree that the OLED display bends at the target touch control line
It is bigger.
5. bending control method according to claim 2, which is characterized in that when determining the OLED display described
When bending at target touch control line, the method also includes:
It determines that the OLED display is bent at the target touch control line and is formed by bending curve, axial direction is parallel
In the target touch control line.
6. bending control method according to claim 2, which is characterized in that the method also includes:
When monitoring the voltage on target touch control line by being greater than preset voltage value recovery to equal than the preset voltage value, then
Determine that the OLED display is flat state by bending state variation at the target touch control line.
7. a kind of bending control device is applied to two optrode pipe OLED display of flexible organic light emission, the OLED display dress
It sets including mutual-capacitive touch panel and OLED display panel, which is characterized in that the bending control device includes:
Monitoring modular, for monitoring each touch control line and OLED display panel of mutual-capacitive touch panel in OLED display
Cathode between capacitor；
Processing module, for according to the capacitor between each touch control line and the cathode of OLED display panel, described in judgement
Whether OLED display bends at the corresponding touch control line.
8. bending control device according to claim 7, which is characterized in that the monitoring module monitors OLED display
Capacitor between each touch control line of upper touch panel and the cathode of OLED display panel, comprising:
Monitor the voltage on each touch control line of the touch panel；
The processing module is according to the capacitor between each touch control line and the cathode of OLED display panel, described in judgement
Whether OLED display bends at the corresponding touch control line, comprising:
When monitoring that the voltage on target touch control line is greater than preset voltage value, it is determined that the OLED display is described
It bends at target touch control line；
Wherein, it when the preset voltage value is that the OLED display is not bent, is inputted on the target touch control line
Voltage value.
9. bending control device according to claim 8, which is characterized in that described device further include:
Determining module, the display dividing regions to bend at the target touch control line for determining the OLED display panel
Domain；
Display control module, the display content for controlling the OLED display panel divide region according to the display and are shown
Show switching.
10. bending control device according to claim 8, which is characterized in that the processing module is also used to:
According to the difference between the voltage and the preset voltage value on target touch control line, determine that the OLED display exists
The bending degree to bend at the target touch control line；
Wherein, the difference is bigger, the bending degree that the OLED display bends at the target touch control line
It is bigger.
11. bending control device according to claim 8, which is characterized in that when the processing module determines the OLED
When display device bends at the target touch control line, it is also used to:
It determines that the OLED display is bent at the target touch control line and is formed by bending curve, axial direction is parallel
In the target touch control line.
12. bending control device according to claim 8, which is characterized in that the processing module is also used to:
When monitoring the voltage on target touch control line by being greater than preset voltage value recovery to equal than the preset voltage value, then
Determine that the OLED display is flat state by bending state variation at the target touch control line.
13. a kind of control chip, including memory, processor and it is stored on the memory and can transports on the processor
Capable computer program；It is characterized in that, the processor is realized when executing described program such as any one of claim 1 to 6 institute
The bending control method stated.
14. a kind of OLED display, which is characterized in that including the control chip described in claim 13.
15. OLED display according to claim 14, which is characterized in that the OLED display further includes mutual tolerance
Formula touch panel and OLED display panel；Wherein data circuit and the touching of the control chip and the OLED display panel
Control the touch control line connection of panel.
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