CN107608574B - OLED touch-control display panel and its control method, touch control display apparatus - Google Patents
OLED touch-control display panel and its control method, touch control display apparatus Download PDFInfo
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- CN107608574B CN107608574B CN201710857082.5A CN201710857082A CN107608574B CN 107608574 B CN107608574 B CN 107608574B CN 201710857082 A CN201710857082 A CN 201710857082A CN 107608574 B CN107608574 B CN 107608574B
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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
- G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
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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
- G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Computer Hardware Design (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of OLED touch-control display panel and its control methods, touch control display apparatus, the touch-control display panel includes: touch-control scan electrode and touch-control sensing electrode, wherein, touch-control scan electrode and touch-control sensing electrode are arranged by the first passivation layer interval；Tft layer is also formed on touch-control scan electrode, and touch-control scan electrode is connect with scan line；Scan line is also connect with the control terminal of the display unit of tft layer, when the scan line of display unit connection is scanned line by line, drives the progressive scan of touch-control scan electrode.By the above-mentioned means, the present invention not only can be reduced the IC port number of touch scanning signals, the complexity of panel operation electric signal timing is reduced, the touch noise of panel can also be reduced, improves pixel charging time and touch-control sensitivity.
Description
Technical field
The present invention relates to field of display technology, especially a kind of OLED touch-control display panel and its control method, touch-control are aobvious
Showing device.
Background technique
Organic Light Emitting Diode (Organic Light-Emitting diodes, OLED) display, also referred to as Organic Electricity
Electroluminescent display is a kind of emerging panel display apparatus, since it is simple with preparation process, at low cost, low in energy consumption, hair
Brightness height, operating temperature wide adaptation range, volume be frivolous, fast response time, and is easily achieved colored display and large screen
The advantages that display, has broad application prospects.
Existing OLED includes bottom emitting type display and top emissive displays, current existing volume production bottom illuminating OLED
Display is mostly large size panel, and full fitting or On-cell touch technology are mostly used when needing to be superimposed touch technology.
Both technologies there are signal noises it is big, touch-control sensitivity is low, final mould group yield is low the problems such as, eventually lead to product cost
Height, user's touch experience are bad.
In order to reduce signal noise, improve touch-control sensitivity, In-cell technology is proposed, but tradition In-cell technology
Touch scanning signals need to be provided separately and be staggered the gated sweep time, as shown in Figure 1, Fig. 1 is that prior art display panel one is real
The touch-control time diagram of mode is applied, in order to by the timing 101 of the timing 104 of touch scanning signals and the first horizontal scanning line,
The timing 102 of two horizontal scanning lines and the timing 103 of third horizontal scanning line are staggered, and touch scanning signals need to be provided separately and be staggered
The gated sweep time not only reduces pixel charging time, increases signal sequence complexity, it is also necessary to more touch-control scanning
The channel IC of signal.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of OLED touch-control display panel and its control method, touch-control are aobvious
Showing device not only can be reduced the IC port number of touch scanning signals, reduces the complexity of panel operation electric signal timing, may be used also
To reduce the touch noise of panel, pixel charging time and touch-control sensitivity are improved.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of Organic Light Emitting Diode is provided
OLED touch-control display panel, the touch-control display panel include: touch-control scan electrode and touch-control sensing electrode, wherein described
Touch-control scan electrode and the touch-control sensing electrode are arranged by the first passivation layer interval；It is also formed on the touch-control scan electrode
There is tft layer, the touch-control display panel further includes the second passivation layer, and second passivation layer covers the touch-control and sweeps
Electrode is retouched, the tft layer is formed on second passivation layer, is provided on second passivation layer and the touching
The corresponding through-hole of scan electrode quantity is controlled, the touch-control scan electrode is connect by the through-hole with scan line, and the scanning
Line is arranged in parallel with the touch-control scan electrode；Control terminal of the scan line also with the display unit of the tft layer
Connection drives the touch-control scan electrode to progressively scan when the scan line of display unit connection is scanned line by line；Institute
Stating touch-control display panel further includes substrate, and the substrate is located at the touch-control sensing electrode backwards to the one of first passivation layer
End.
In order to solve the above technical problems, another technical solution used in the present invention is: providing a kind of organic light-emitting diodes
The touch control display apparatus of pipe OLED, including the described in any item touch-control display panels of the claims.
In order to solve the above technical problems, another technical solution used in the present invention is: providing a kind of organic light-emitting diodes
The control method of pipe OLED touch-control display panel, the Organic Light Emitting Diode OLED touch-control display panel include touch-control scanning electricity
Pole and touch-control sensing electrode, wherein the touch-control scan electrode and the touch-control sensing electrode pass through the first passivation layer interval
Setting；Tft layer is also formed on the touch-control scan electrode, the touch-control display panel further includes the second passivation layer,
Second passivation layer covers the touch-control scan electrode, and the tft layer is formed on second passivation layer, institute
It states and is provided with through-hole corresponding with the touch-control scan electrode quantity on the second passivation layer, the touch-control scan electrode passes through described
Through-hole is connect with scan line, and the scan line is arranged in parallel with the touch-control scan electrode；The scan line is also brilliant with film
The control terminal of the display unit of body tube layer connects, and the touch-control display panel further includes substrate, and the substrate is located at the touch-control
Induction electrode includes: backwards to one end of first passivation layer, the control method
It is scanned line by line in the scan line of display unit connection, the touch-control scan electrode is driven to progressively scan
When, whether the voltage for detecting scanned touch-control scan electrode both ends changes；
If the voltage at detected touch-control scan electrode both ends changes, determine that the touch-control scan electrode is corresponding
The position of touch-control sensing electrode；
The corresponding display icon in position of the touch-control sensing electrode is obtained, the corresponding instruction of the display icon is responded.
The beneficial effects of the present invention are: being different from the prior art, the present invention overlaps touch-control scan electrode layer and scan line,
The scanning and excitation signal and cabling that touch-control scan electrode is functioned simultaneously as using scanning signal and cabling not only increase pixel charging
Time, the complexity for reducing panel operation electric signal timing, also reduce the IC port number of touch scanning signals.
Detailed description of the invention
Fig. 1 is the touch-control time diagram of one embodiment of prior art display panel；
Fig. 2 is the diagrammatic cross-section of one embodiment of OLED touch-control display panel of the present invention；
Fig. 3 is the diagrammatic cross-section of another embodiment of OLED touch-control display panel of the present invention；
Fig. 4 is the schematic top plan view of one embodiment of OLED touch-control display panel of the present invention；
Fig. 5 is the touch-control time diagram of one embodiment of OLED touch-control display panel of the present invention；
Fig. 6 is the flow diagram of one embodiment of control method of the touch-control display panel of OLED of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment belongs to the scope of protection of the invention.
For convenience, subsequent Organic Light Emitting Diode OLED touch-control display panel is all referred to as OLED touch-control display surface
Plate.
The OLED touch-control display panel of present embodiment includes touch-control scan electrode and touch-control sensing electrode, wherein touching
Scan electrode and touch-control sensing electrode is controlled to be arranged by the first passivation layer interval；Film crystal is also formed on touch-control scan electrode
Tube layer, touch-control scan electrode are connect with scan line；Scan line is also connect with the control terminal of the display unit of tft layer.Its
In, which can be ITO touch-control scan electrode, which can be ITO touch-control sensing electrode,
At least one layer of ito film layer is formed i.e. on touch-control sensing electrode and touch-control scan electrode, which includes the materials such as tin indium oxide
Material, is not specifically limited herein.
Above-mentioned scan line is under the driving of corresponding scanner driver, for the display unit of the thin film transistor (TFT) of its connection
While progressive scan, above-mentioned touch-control scan electrode is driven to progressively scan.When the touch-control scan electrode is driven, the touching
Control scan electrode can generate voltage, and the capacitor generated between touch-control sensing electrode corresponding thereto changes.Specifically, when
When the touch-control sensing electrode is pressed, the capacitor between the touch-control sensing electrode and the touch-control scan electrode can change, with
The touch-control IC of touch-control sensing electrode connection can the line number of touch-control scan electrode and touch-control sensing electrode at that moment under synchronous recording
Columns, and then obtain position of touch coordinate.
For the structure and working method of the clear above-mentioned OLED touch-control display panel of explanation, further referring to Fig.2, Fig. 2
It is the diagrammatic cross-section of one embodiment of OLED touch-control display panel of the present invention.
As shown in Fig. 2, the OLED touch-control display panel further includes substrate 201, the substrate 201 is located at the touch-control sensing
Electrode 202 is backwards to one end of the first passivation layer 203.By the way that the substrate 201 is set to outer end, it can effectively stop aqueous vapor,
Protect other components of OLED touch-control display panel.
Specifically, which successively includes substrate 201, the touching being formed on substrate 201 from outside to inside
Induction electrode 202, the first passivation layer 203 being formed on touch-control sensing electrode 202 are controlled, the first passivation layer 203 covers touch-control sense
Electrode 202 is answered, the touch-control scan electrode 204 being formed on the first passivation layer 203, touch-control scan electrode 204 and touch-control sensing are electric
Pole 202 is vertically arranged, the second passivation layer 205 being formed on touch-control scan electrode 204, and the second passivation layer 205 covering touch-control is swept
Electrode 204 is retouched, and the tft layer (not indicating in figure) being formed on the second passivation layer 205.
In the present embodiment, tft layer includes scan line 206, and touch-control scan electrode 204 and scan line 206 connect
Connect, scan line 206 is arranged in parallel with touch-control scan electrode 204, wherein scan line 206 also with the display list of tft layer
Control terminal (not indicated in the figure) connection of member, the timing of the control terminal control scan line 206 of the display unit of tft layer,
The end of touch-control sensing electrode 202 connects touch-control IC (not indicating in figure), and touch-control sensing electrode 202 is controlled by touch-control IC.
Touch-control scan electrode 204 is able to drive line by line when being scanned line by line for the scan line 206 of display unit connection
Scanning, touch-control scan electrode 204 is connect with scan line 206.Specifically, the second passivation is formed on touch-control scan electrode 204
Through-hole is arranged in layer 205 on the second passivation layer 205, and scan line 206 is overlapped by through-hole and touch-control scan electrode 204, works as display
The scan line 206 of unit connection is when being scanned line by line, and overlapped that scan line 206 will drive is corresponding to touch-control scan electrode 204
Touch-control scan electrode 204 progressively scan.When touch-control scan electrode 204 is driven, which can generate electricity
It presses, the capacitor generated between touch-control sensing electrode 202 corresponding thereto changes.Specifically, when the touch-control sensing electrode
202 when being pressed, and the capacitor between the touch-control sensing electrode 202 and the touch-control scan electrode 204 can change, with touch-control sense
The touch-control IC for answering electrode 202 to connect can the line number of touch-control scan electrode 204 and touch-control sensing electrode at that moment under synchronous recording
202 columns, and then obtain position of touch coordinate.
Wherein, substrate 201 can be at least one of glass, quartz.
Wherein, tft layer includes glass substrate, and grid on the glass substrate is arranged, the grid being formed on grid
Pole insulating layer, oxide film layer, and the source electrode and drain electrode being arranged on oxide film layer, wherein source electrode and drain electrode with
One channel is spaced.Scan line 206 is specifically attached with the grid of the thin film transistor (TFT).
Referring to Fig. 3, Fig. 3 is the diagrammatic cross-section of another embodiment of OLED touch-control display panel of the present invention.This embodiment party
The OLED touch-control display panel of formula further includes substrate 301, and substrate 301 is between touch-control sensing electrode 302 and passivation layer 304.
By the way that substrate 301 to be set between touch-control sensing electrode 302 and passivation layer 304, the OLED touch-control display panel can be made to exist
More convenient, simplified technique is made.
Specifically, which successively includes touch-control sensing electrode 302, substrate 301, at this from outside to inside
The touch-control scan electrode 303 formed on substrate 301, touch-control scan electrode 303 are vertically arranged with touch-control sensing electrode 302, are being touched
The passivation layer 304 formed on control scan electrode 303, passivation layer 304 cover touch-control scan electrode 303, are formed on passivation layer 304
Tft layer (does not indicate) in figure.
In the present embodiment, tft layer includes scan line 305, and touch-control scan electrode 303 and scan line 305 connect
Connect, scan line 305 is arranged in parallel with touch-control scan electrode 303, wherein scan line 305 also with the display list of tft layer
Control terminal (not indicated in the figure) connection of member, the timing of the control terminal control scan line 305 of the display unit of tft layer,
The end of touch-control sensing electrode 302 connects touch-control IC (not indicating in figure), and touch-control sensing electrode 302 is controlled by touch-control IC.
Touch-control scan electrode 303 is able to drive line by line when being scanned line by line for the scan line 305 of display unit connection
Scanning, touch-control scan electrode 303 is connect with scan line 305.Specifically, passivation layer is formed on touch-control scan electrode 303
304, through-hole is set on passivation layer 304, and scan line 305 is overlapped by through-hole and touch-control scan electrode 303, when display unit connects
When the scan line 305 connect is scanned line by line, overlapped that scan line 305 will drive corresponding touch-control with touch-control scan electrode 303
Scan electrode 303 progressively scans.When touch-control scan electrode 303 is driven, which can generate voltage, with
The capacitor generated between its corresponding touch-control sensing electrode 302 changes.Specifically, when 302 quilt of touch-control sensing electrode
When pressing, the capacitor between the touch-control sensing electrode 302 and the touch-control scan electrode 303 can change, with touch-control sensing electricity
The touch-control IC that pole 302 connects can the line number of touch-control scan electrode 303 and touch-control sensing electrode 302 at that moment under synchronous recording
Columns, and then obtain position of touch coordinate.
As shown in figure 4, Fig. 4 is the schematic top plan view of one embodiment of OLED touch-control display panel of the present invention.
In any of the above-described embodiment, such as Fig. 4, in the present embodiment, OLED touch-control display panel from top to bottom according to
Secondary includes substrate 401, and the touch-control sensing electrode 402 formed on the substrate, first formed on touch-control sensing electrode 402 be blunt
Change layer 403, the first passivation layer 403 covers touch-control sensing electrode 402, the touch-control scan electrode formed on the first passivation layer 403
404, touch-control scan electrode 404 is vertically arranged with touch-control sensing electrode 402, and second formed on touch-control scan electrode 404 is blunt
Change layer 405, the second passivation layer 405 covers touch-control scan electrode 404, and tft layer (figure is formed on the second passivation layer 405
In do not indicate).Wherein, tft layer includes scan line 406, and touch-control scan electrode 404 and scan line 406 are arranged in parallel simultaneously
Connection.Specifically, the second passivation layer 405 covers touch-control scan electrode 404, and is arranged on the second passivation layer 405 and sweeps with touch-control
Retouch 404 corresponding through-hole (not indicating in figure) of electrode, that is, corresponding position is set right above every touch-control scan electrode 404
At least one through-hole is set, scan line 406 is overlapped by through-hole and touch-control scan electrode 404, wherein through-hole is spaced set
's.
In the present embodiment, the quantity of scan line 406 and the quantity of display unit are corresponding, touch-control scan electrode 404
Quantity when being not more than the quantity of display unit, the scan line 406 being spaced between multiple touch-control scan electrodes 404 being disposed adjacent
Quantity is equal.That is, when the quantity of touch-control scan electrode 404 is not more than the quantity of scan line 406, the touching that is disposed adjacent
The quantity for scan line 406 that overlapped on control scan electrode 404 is equal, and since touch-control scan electrode 404 is common voltage, is
Avoiding touch-control scan electrode 404 and scan line 406 from scanning simultaneously causes pixel point to fill mistake, needs touch-control scan electrode
The signal of 404 trigger signal and scan line 406 is staggered, for example, when having m horizontal scanning line and n row touch-control scan electrode, every
1 horizontal scanning line is set every m/n horizontal scanning line, and the scan line is snapped on corresponding touch-control scan electrode, a shared n row is swept
Retouch line overlap joint touch-control scan electrode will drive touch-control scan electrode and also carries out line by line while scan line is progressively scanned
Scanning, every scanning m/n horizontal scanning line will scan 1 row touch-control scan electrode；When scan line complete a frame (i.e. m row) picture by
When row scanning, touch-control scan electrode will also complete the progressive scan (i.e. n row) of a frame.
In an optional embodiment, above-mentioned through-hole spaced set.
In any of the above-described embodiment, in order to illustrate more clearly of the working method of OLED touch-control display panel, in conjunction with
Fig. 1 and Fig. 5, Fig. 5 are the touch-control time diagrams of the touch-control display panel the present invention is based on OLED.Wherein, present embodiment
The timing 501 of first horizontal scanning line and the timing 502 of the second horizontal scanning line are the timing of OLED touch-control display panel, the third line
The timing 503 of scan line is also the timing of touch-control scan electrode while being the timing of display panel scan line.Compared in Fig. 1
In order to by touch scanning signals 104 and the timing of the first horizontal scanning line 101, the timing 102 and the third line of the second horizontal scanning line
The timing 103 of scan line is staggered, and touching signals have been separately provided and have been staggered the gated sweep time, the present invention not only increases picture
Plain charging time, the complexity for reducing panel operation electric signal timing, also reduce the IC port number of touch scanning signals.
Specifically, work as touch-control display panel since third horizontal scanning line is connect with touch-control scan electrode in conjunction with Fig. 2~Fig. 5
When control scan line is scanned, it is able to drive touch-control scan electrode and is scanned.In the present embodiment, every three horizontal scanning line
Timing formed a cycle, there is a horizontal scanning line to connect in each period with touch-control sensing electrode.In other embodiments
In, a cycle is at least formed by the timing of two horizontal scanning lines, and an at least horizontal scanning line and touch-control scan in each period
Electrode connection, is not specifically limited herein.
In any of the above-described embodiment, Organic Light Emitting Diode OLED touch control display apparatus can be mobile phone, plate etc.
Device with screen display function, the touch-control display panel based on OLED including any of the above-described embodiment, herein
It is not especially limited.Any of the above-described structure is only specific embodiment, is not limited, in other embodiments, can also be with
Direction or structural adjustment are made according to actual needs, it is any to belong to protection of the present invention with the substantially identical structure of work of the present invention
Range is not specifically limited herein.
As can be seen from the above description, the present invention is based on the touch-control display panel of OLED by by touch-control scan electrode layer with sweep
Line overlap joint is retouched, the scanning and excitation signal and cabling of touch-control scan electrode are functioned simultaneously as using scanning signal and cabling, is not only increased
Pixel charging time, the complexity for reducing panel operation electric signal timing, the IC for also reducing touch scanning signals are logical
Road number.
In addition, the present invention also provides a kind of Organic Light Emitting Diode OLED touch control display apparatus, OLED touch-control display dress
The OLED touch-control display panel including any of the above-described embodiment is set, referring specifically to above-mentioned verbal description, details are not described herein.
Referring to Fig. 6, Fig. 6 is the stream of one embodiment of control method the present invention is based on the touch-control display panel of touch-control OLED
Journey schematic diagram.
Step 601: being scanned line by line in the scan line of display unit connection, drive the progressive scan of touch-control scan electrode
When, whether the voltage for detecting scanned touch-control scan electrode both ends changes.
In a specific implement scene, OLED touch-control display panel includes touch-control scan electrode and touch-control sensing electricity
Pole, wherein touch-control scan electrode and touch-control sensing electrode are arranged by the first passivation layer interval, touch-control scan electrode and scan line
Connection, scan line is also connect with the control terminal of the display unit of tft layer, when the scan line of display unit carries out line by line
When scanning, whether the voltage that can detect touch-control scan electrode both ends is changed.Specifically, when the scan line of display unit line by line into
When row scanning, if scanning is to the position connecting with touch-control scan electrode, corresponding touch-control scan electrode is triggered, and then touches
The voltage at control scan electrode both ends can change.
Step 602: if the voltage at detected touch-control scan electrode both ends changes, determining touch-control scan electrode pair
The position for the touch-control sensing electrode answered.
In a specific implement scene, control unit detects that the voltage at touch-control scan electrode both ends changes
When, determine the position coordinates of touch-control sensing electrode.Specifically, when control unit detects the voltage hair at touch-control scan electrode both ends
When changing, i.e. the touch-control scan electrode of the row is triggered, then the capacitor hair between touch-control scan electrode and touch-control sensing electrode
Changing, the touch-control IC that connect with touch-control sensing electrode can the line numbers and touch-control of touch-control scan electrode at that moment under synchronous recording
The columns of induction electrode, and then obtain position of touch coordinate.
Step 603: obtaining the corresponding display icon in position of touch-control sensing electrode, the corresponding instruction of response display icon.
In a specific implement scene, there are many icons on display screen, and corresponding answer can be selected according to icon
With function, and the display icon of each application is different, after control unit determines the position coordinates of touch-control sensing electrode, can obtain
The display icon of the position, further responsive to the corresponding instruction of display icon, and then control unit executes corresponding program.
It is different from the prior art, the present invention overlaps touch-control scan electrode layer and scan line, utilizes scanning signal and cabling
The scanning and excitation signal and cabling for functioning simultaneously as touch-control scan electrode not only increase pixel charging time, reduce panel fortune
The complexity of horizontal electrical signal timing also reduces the IC port number of touch scanning signals.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, all to utilize this
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field is included within the scope of the present invention.
Claims (6)
1. a kind of Organic Light Emitting Diode OLED touch-control display panel, which is characterized in that the touch-control display panel includes: touch-control
Scan electrode and touch-control sensing electrode, wherein the touch-control scan electrode and the touch-control sensing electrode pass through the first passivation
Interlayer is every setting；Tft layer is also formed on the touch-control scan electrode, the touch-control display panel further includes second
Passivation layer, second passivation layer cover the touch-control scan electrode, and the tft layer is formed in second passivation
On layer, through-hole corresponding with the touch-control scan electrode quantity, the touch-control scan electrode are provided on second passivation layer
It is connect by the through-hole with scan line, and the scan line is arranged in parallel with the touch-control scan electrode；The scan line is also
It connect with the control terminal of the display unit of the tft layer, is swept line by line in the scan line of display unit connection
When retouching, the touch-control scan electrode is driven to progressively scan；
The touch-control display panel further includes substrate, and the substrate is located at the touch-control sensing electrode backwards to first passivation layer
One end.
2. OLED touch-control display panel according to claim 1, which is characterized in that the quantity of the scan line is shown with described
Show that the quantity of unit is corresponding；It is multiple adjacent when the quantity of the touch-control scan electrode is less than the quantity of the display unit
The scan line quantity being spaced between the touch-control scan electrode being arranged is equal.
3. OLED touch-control display panel according to claim 1, which is characterized in that the through-hole spaced set.
4. a kind of Organic Light Emitting Diode OLED touch control display apparatus, which is characterized in that including any one of claims 1 to 3 institute
The touch-control display panel stated.
5. a kind of control method of Organic Light Emitting Diode OLED touch-control display panel, which is characterized in that the organic light emission two
Pole pipe OLED touch-control display panel includes touch-control scan electrode and touch-control sensing electrode, wherein the touch-control scan electrode with
The touch-control sensing electrode is arranged by the first passivation layer interval；Thin film transistor (TFT) is also formed on the touch-control scan electrode
Layer, the touch-control display panel further includes the second passivation layer, and second passivation layer covers the touch-control scan electrode, described thin
Film transistor layer is formed on second passivation layer, is provided on second passivation layer and the touch-control scan electrode quantity
Corresponding through-hole, the touch-control scan electrode are connect by the through-hole with scan line, and the scan line is swept with the touch-control
Retouch electrode runs parallel setting；The scan line is also connect with the control terminal of the display unit of tft layer, and the touch-control is shown
Panel further includes substrate, and the substrate is located at the touch-control sensing electrode backwards to one end of first passivation layer, the control
Method includes:
It is scanned line by line in the scan line of display unit connection, when the touch-control scan electrode being driven to progressively scan, inspection
Whether the voltage for surveying scanned touch-control scan electrode both ends changes；
If the voltage at detected touch-control scan electrode both ends changes, the corresponding touch-control of the touch-control scan electrode is determined
The position of induction electrode；
The corresponding display icon in position of the touch-control sensing electrode is obtained, the corresponding instruction of the display icon is responded.
6. control method according to claim 5, which is characterized in that if the detected touch-control scan electrode
The step of voltage at both ends changes, and determines the position of the corresponding touch-control sensing electrode of the touch-control scan electrode is specifically wrapped
It includes:
If the voltage at the detected touch-control scan electrode both ends changes, according to the line number of current scan line and institute
The columns for stating touch-control sensing electrode determines the position coordinates of the touch-control sensing electrode；
Wherein, the scan line is vertically arranged with the touch-control sensing electrode.
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| CN201710857082.5A CN107608574B (en) | 2017-09-20 | 2017-09-20 | OLED touch-control display panel and its control method, touch control display apparatus |
| PCT/CN2017/106999 WO2019056439A1 (en) | 2017-09-20 | 2017-10-20 | Oled touch display panel and control method thereof, and touch display device |
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| CN201710857082.5A CN107608574B (en) | 2017-09-20 | 2017-09-20 | OLED touch-control display panel and its control method, touch control display apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102750062A (en) * | 2012-06-29 | 2012-10-24 | 京东方科技集团股份有限公司 | Capacitive embedded touch screen and display device |
| CN102768604A (en) * | 2012-06-29 | 2012-11-07 | 京东方科技集团股份有限公司 | Capacitive embedded touch screen, as well as touch location method and display device thereof |
| CN103699282A (en) * | 2013-12-24 | 2014-04-02 | 华映视讯（吴江）有限公司 | Touch display device |
| CN106033765A (en) * | 2015-03-17 | 2016-10-19 | 上海和辉光电有限公司 | Organic light emitting diode touch control display panel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101850951B1 (en) * | 2011-12-22 | 2018-04-23 | 삼성디스플레이 주식회사 | display device integrated touch screen panel |
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- 2017-09-20 CN CN201710857082.5A patent/CN107608574B/en active Active
- 2017-10-20 WO PCT/CN2017/106999 patent/WO2019056439A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102750062A (en) * | 2012-06-29 | 2012-10-24 | 京东方科技集团股份有限公司 | Capacitive embedded touch screen and display device |
| CN102768604A (en) * | 2012-06-29 | 2012-11-07 | 京东方科技集团股份有限公司 | Capacitive embedded touch screen, as well as touch location method and display device thereof |
| CN103699282A (en) * | 2013-12-24 | 2014-04-02 | 华映视讯（吴江）有限公司 | Touch display device |
| CN106033765A (en) * | 2015-03-17 | 2016-10-19 | 上海和辉光电有限公司 | Organic light emitting diode touch control display panel |
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| CN107608574A (en) | 2018-01-19 |
| WO2019056439A1 (en) | 2019-03-28 |
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