CN106648204A - Array substrate embedded with touch structure, display panel and display apparatus - Google Patents
Array substrate embedded with touch structure, display panel and display apparatus Download PDFInfo
- Publication number
- CN106648204A CN106648204A CN201610876777.3A CN201610876777A CN106648204A CN 106648204 A CN106648204 A CN 106648204A CN 201610876777 A CN201610876777 A CN 201610876777A CN 106648204 A CN106648204 A CN 106648204A
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- Prior art keywords
- touch
- layer
- base palte
- array base
- touching signals
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Classifications
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F2203/04111—Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses an array substrate embedded with a touch structure. The array substrate comprises a pixel structure layer, a common electrode layer and a touch route layer arranged in different layers and insulated from one another, wherein the pixel structure layer comprises a plurality of data lines; the common electrode layer comprises touch induction electrodes; a plurality of touch signal routes are arranged in the touch route layer and connect the touch induction electrodes to a driver integrated chip in a one-to-one correspondence manner; the driver integrated chip drives the touch induction electrodes to transmit a common voltage signal and touch signals in a time division manner; a signal connection module is connected between the xth touch signal route and all the data lines, and is controlled by the driver integrated chip; and at a touch time sequence, the driver integrated chip controls the signal connection module to be turned on for inputting the touch signal in the xth touch signal route to all the data lines. The invention furthermore discloses a display panel comprising the array substrate, and a display apparatus.
Description
Technical field
The present invention relates to technical field of touch control, more particularly to a kind of embedded array base palte and display surface for touching structure
Plate, further relates to a kind of display device.
Background technology
Touch display screen, as a kind of input medium, is most simply and easily a kind of man-machine interaction mode at present, therefore is touched
Touch display screen to be applied to more and more in various electronic products.Based on the medium of different operation principle and transmission information,
Touching screen products can be divided into four kinds：Infrared touch panel, capacitive touch screen, electric resistance touch screen and surface acoustic wave touch screen；
Wherein capacitive touch screen is due to having the advantages that life-span length, light transmittance are high, can support that multi-point touch becomes current main flow
Touch screen technology.Capacitive touch screen includes surface capacitance type and projected capacitive, and wherein projected capacitive can be divided into certainly again
Condenser type and mutual capacitance type.For self-capacitance touch structure, due to its touch-control sensing the degree of accuracy and signal to noise ratio it is higher, thus
Receive the favor of Ge great panels producer.
Self-capacitance touches structure and realizes detection finger touch position using the principle of self-capacitance, specially：Touching knot
Multiple touch-control sensing electrodes are set in structure, and when human body does not touch screen, the electric capacity that each touch-control sensing electrode is perceived is solid for one
Definite value, when human body touches screen, the electric capacity that the corresponding touch-control sensing electrode of touch position is perceived is detectd by body effect, touch-control
Survey chip and may determine that position of touch by detecting the capacitance variation of each touch-control sensing electrode in the touch-control time period.
It is existing typically by the touch-control sensing in touch screen structure for embedded (in-cell) touch-screen of self-capacitance
Electrode and metal contact wires are set directly on array base palte, for example, the common electrode layer on array base palte are divided into multiple
In the touch-control sensing electrode that array is arranged, each touch-control sensing electrode is by the externally connected drive of single touching signals cabling
Dynamic chip.Wherein, multiple touch-control sensing electrodes are also re-used non-public electrode, therefore within the display time of a frame picture, institute
Transmit common electric voltage (Vcom) and touching signals with stating multiple touch-control sensing electrode timesharing, those signals are carried by driving chip
For.
At present, the display floater for touching structure is embedded mostly using the full type of drive driven：Walk to reduce touching signals
The coupled capacitor of line and data wire so as to improve the signal to noise ratio (SNR) of touching signals, in touch-control sequential, not only walk by touching signals
Line input has touching signals, and all data wires in panel have all been input into identical touching signals.However, existing embedded touch
In the display floater of structure, touching signals cabling and data wire are all separated, in touch-control sequential, are needed individually to every
One data wire is input into respectively touching signals, such as FHD (full HD, Full High Definition；Resolution ratio is
1080*1920) panel, needs driving chip to provide touching signals to 1080 data wires simultaneously, and this mode can exist following
Problem：(1) power consumption of driving chip, is increased；(2), the quantity of the logical block inside driving chip accordingly increases, and increases
The cost and design difficulty of driving chip.
The content of the invention
In view of the deficiency that prior art is present, the invention provides a kind of embedded array base palte for touching structure and display
Panel, by the improvement to signal line structure, reduces the power consumption of driving chip, can avoid increase driving chip cost with
And design difficulty.
To achieve these goals, present invention employs following technical scheme：
A kind of embedded array base palte for touching structure, the array base palte includes that different layer is arranged and the pixel of mutually insulated is tied
Structure layer, common electrode layer and touch-control routing layer, the dot structure layer includes being connected to a plurality of parallel row of pixel cell
The data wire of row, the common electrode layer is divided into multiple touch-control sensing electrodes in array distribution, the touch-control routing layer
In be provided with a plurality of touching signals cabling, the touch-control sensing electrode is connected to correspondingly drive by the touching signals cabling
Dynamic integrated chip, the driving integrated chip drives touch-control sensing electrode timesharing ground transmission public voltage signal and touch-control letter
Number, wherein, a signal link block, the signal connection are connected between xth bar touching signals cabling and all of data wire
By the driving integrated chip control, in touch-control sequential, the driving integrated chip controls the signal link block to module
Open, the touching signals in the xth bar touching signals cabling are input in all of data wire；Wherein, xth bar touch-control letter
Number cabling refers to any one in a plurality of touching signals cabling.
Preferably, the signal link block includes a N-MOS transistors, and the drain electrode of the N-MOS transistors is connected to
The xth bar touching signals cabling, source electrode is connected to all of data wire, and grid is connected to the driving integrated chip.
Preferably, the N-MOS transistors are arranged in the dot structure layer, and the drain electrode of the N-MOS transistors is led to
Cross interlevel via and be connected to the xth bar touching signals cabling.
Preferably, the N-MOS transistors are arranged in the touch-control routing layer, and the source electrode of the N-MOS transistors leads to
Cross interlevel via and be connected to all of data wire.
Preferably, the driving integrated chip is that touch-control drives integrated chip, the driving integrated chip also to use with showing
In to data wire offer data-signal.
Preferably, the driving integrated chip includes multiple data output channels, and each data output channel passes through multichannel
Multiplexer is connected to data wire described in m bars, and m is the integer more than 1.
Preferably, m=3.
Preferably, successively lamination is arranged on a glass base for the dot structure layer, common electrode layer and touch-control routing layer
On plate, the first insulating barrier is provided between the dot structure layer and the common electrode layer, the common electrode layer and described
The second insulating barrier is provided between touch-control routing layer；The touching signals cabling by being arranged on second insulating barrier in mistake
Hole is electrically connected to correspondingly the touch-control sensing electrode.
Present invention also offers a kind of display floater, including the array base palte and color membrane substrates that are oppositely arranged, the array
Liquid crystal layer is filled between substrate and color membrane substrates, wherein, the array base palte is the embedded battle array for touching structure as above
Row substrate.
Another aspect of the present invention is a kind of display device, and it includes display floater as above and backlight module, institute
State display floater to be oppositely arranged with the backlight module, the backlight module provides display light source to the display floater, so that
The display floater show image.
The array base palte and display floater of the embedded touch structure provided in the embodiment of the present invention, wherein touches
A signal link block is connected between control signal lead and all of data wire, in touch-control sequential, by signal connection mode
Touching signals in one touching signals cabling are input to all of data wire by block simultaneously, compared in prior art by driving
Chip directly provides the touching signals of the above by data signal channel to data wire, the less power consumption for driving integrated chip,
And the quantity of the logical block inside driving chip need not be increased, the cost of driving chip is saved and lowered setting for chip
Meter difficulty.
Description of the drawings
Fig. 1 is the structural representation of the array base palte with touch screen structure in embodiment 1；
Fig. 2 is the floor map of the array base palte such as Fig. 1；
Fig. 3 is the graphical representation of exemplary that data wire is connected with each other with touching signals cabling in embodiment 1；
Fig. 4 is the structural representation of the display floater in embodiment 2；
Fig. 5 is the structural representation of the display device in embodiment 2.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawings to the concrete reality of the present invention
The mode of applying is described in detail.The example of these preferred embodiments is illustrated in the accompanying drawings.Shown in accompanying drawing and according to
What the embodiments of the present invention of Description of Drawings were merely exemplary, and the present invention is not limited to these embodiments.
Here, also, it should be noted that in order to avoid having obscured the present invention because of unnecessary details, in the accompanying drawings only
The structure and/or process step closely related with scheme of the invention is shown, and is eliminated little with relation of the present invention
Other details.
Embodiment 1
A kind of embedded array base palte for touching structure is present embodiments provided, refering to Fig. 1 and Fig. 2, the array base palte bag
Include dot structure layer 10, common electrode layer 20 and the touch-control routing layer 30 being successively set on glass substrate 00.The pixel
The first insulating barrier 40 is provided between structure sheaf 10 and the common electrode layer 20, the common electrode layer 20 and the touch-control are walked
The second insulating barrier 50 is provided between line layer 30.
Wherein, as shown in Fig. 2 being provided with the number for being connected to a plurality of parallel arranged of pixel cell in the dot structure layer 10
According to line D1～Dn, the common electrode layer 20 is divided and is divided into multiple touch-control sensing electrodes 21 in array distribution, described to touch
A plurality of touching signals cabling 31 is provided with control routing layer 30.The touching signals cabling 31 is by the touch-control sensing electrode 21 1
One is accordingly connected to driving integrated chip 60, and multiple touch-control sensing electrodes 21 are multiplexed with public electrode, therefore draw in a frame
In the display time in face, the driving integrated chip 60 transmits public voltage signal with driving the touch-control sensing electrode 31 timesharing
And touching signals.In Fig. 2, the first insulating barrier 40 and the second insulating barrier 50 are not shown, wherein adopt that dot structure layer is represented by dashed line
10 are located under common electrode layer 20, and show the touch-control sensing electrode 21 that 4 row × 4 arrange as merely exemplary in figure, another
In some outer embodiments, it is also possible to be divided into greater number of touch-control sensing electrode 21.
Wherein, the driving integrated chip 60 is that touch-control drives integrated chip (Touch and Display with showing
Driver Integration, TDDI), the driving integrated chip 60 is additionally operable to the data wire D1～DnData letter is provided
Number.
Wherein, the via 32 during the touching signals cabling 31 is by being arranged on second insulating barrier 50 is correspondingly
It is electrically connected to the touch-control sensing electrode 21.Specifically, for a row touch-control sensing electrode 21, every touching signals cabling 31 connects
It is connected to before corresponding touch-control sensing electrode 21 and is not connected with touch-control sensing electrode above, is connected to corresponding touch-control sensing electricity
Behind pole 21 the touching signals cabling 31 by not with below touch-control sensing electrode continue be connected.
Wherein, as shown in figure 3, in the present embodiment, xth bar touching signals cabling 31a and all of data wire D1～DnIt
Between be connected with a signal link block 70, the signal link block 70 is controlled by the driving integrated chip 60, in touch-control
During sequence, the driving integrated chip 60 controls the signal link block 70 and opens, by the xth bar touching signals cabling 31a
In touching signals be input to all of data wire D1～DnIn.It should be noted that in such as Fig. 3, the xth bar touching signals
Cabling 31a refers to any one in all touching signals cablings in the touch-control routing layer 30.Certainly, signal link block
70 can also simultaneously be connected to a plurality of touching signals cabling 31.
Specifically, as shown in figure 3, in the present embodiment, the signal link block 70 includes a N-MOS transistor Q, institute
The drain electrode for stating N-MOS transistor Q is connected to the xth bar touching signals cabling 31a, and source electrode is connected to all of data wire D1~
Dn, grid be connected to it is described driving integrated chip 60.Wherein, the N-MOS transistors Q can be arranged on the dot structure layer
In 10, the now drain electrode of the N-MOS transistors Q is connected to the xth bar touching signals cabling 31a by interlevel via.
In further embodiment, the N-MOS transistors Q can also be provided in the touch-control routing layer 30, now the N-MOS
The source electrode of transistor Q is connected to all of data wire D by interlevel via1～Dn.Certainly, the N-MOS transistors Q can be with
It is provided in outside the dot structure layer 10 and the touch-control routing layer 30.
In the present embodiment, as shown in figure 3, the driving integrated chip 60 includes multiple data signal channel S1～SN, often
One data signal channel S1、SNData wire described in m bars is connected to by multiplexer (MUX) 80, m is the integer more than 1.By
This can save the quantity of the output channel for driving integrated chip 60.It is described to drive integrated chip 60 from data signal channel S1、SN
The data-signal of output, selects to be supplied to corresponding data wire, in being input to pixel cell 90 by multiplexer 80.Generally
Ground, the value of m can be selected between 2～6, and m is 3 in the present embodiment.
Wherein, the array base palte of constituted above, when sequential is shown, multiplexer 80 is opened, and drives integrated chip 60
Data signal channel S1、SNTo data wire D1～DnData-signal is provided, now, the enable signal for driving integrated chip 60 leads to
Road En to the grid of the signal link block 70, i.e. N-MOS transistors Q provides low level signal, and N-MOS transistors Q is closed,
Data-signal is not affected to be transmission.In touch-control sequential, multiplexer 80 is closed, and stops input data signal, now, is driven
The touching signals passage Tp of integrated chip 60 is (merely exemplary in figure to show one to the input touching signals of touching signals cabling 31
Signalling channel Tp and xth bar touching signals cabling 31a), touch-control sensing electrode 21 is delivered to, and signalling channel En is enabled to institute
The grid for stating signal link block 70, i.e. N-MOS transistors Q provides high level signal, N-MOS transistors Q conductings, by xth bar
Touching signals in touching signals cabling 31a are input to all of data wire D simultaneously1～DnIn, realize the full type of drive driven.
Touching signals can be input to all of data wire D simultaneously by increasing a N-MOS transistors Q1～DnIn, it is to avoid increase
The cost and design difficulty of driving chip.
Embodiment 2
The present embodiment provide firstly a kind of display floater, as shown in figure 4, the display floater is display panels,
It includes the array base palte 100 being oppositely arranged and color membrane substrates 200, fills between the array base palte 100 and color membrane substrates 200
There is liquid crystal layer 300, wherein, the array base palte 100 is to be performed as described above the array base palte of the embedded touch structure that example 1 is provided.
The another aspect of the present embodiment is a kind of display device, as shown in figure 5, the display device includes display floater
400 and backlight module 500, the display floater 400 is oppositely arranged with the backlight module 500, and the backlight module 500 is provided
Display light source gives the display floater 400, so that the show image of the display floater 400.Wherein, the display floater 400 is adopted
With the display panels provided in the present embodiment.
In sum, the array base palte and display floater of the embedded touch structure for providing in the embodiment of the present invention, at it
In a touching signals cabling and all of data wire between be connected with a signal link block, in touch-control sequential, pass through
Touching signals in one touching signals cabling are input to all of data wire by signal link block simultaneously, compared to existing skill
The touching signals of the above, less driving integrated core are directly provided by data signal channel from driving chip in art to data wire
The power consumption of piece, and the quantity of logical block inside driving chip need not be increased, save the cost of driving chip and subtract
The design difficulty of low chip.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposit between operating
In any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that a series of process, method, article or equipment including key elements not only will including those
Element, but also including other key elements being not expressly set out, or also include for this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, on the premise of without departing from the application principle, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (10)
1. it is a kind of it is embedded touch structure array base palte, the array base palte include different layer arrange and mutually insulated dot structure
Layer, common electrode layer and touch-control routing layer, the dot structure layer includes being connected to a plurality of parallel arranged of pixel cell
Data wire, the common electrode layer is divided into multiple touch-control sensing electrodes in array distribution, in the touch-control routing layer
A plurality of touching signals cabling is provided with, the touch-control sensing electrode is connected to correspondingly driving by the touching signals cabling
Integrated chip, the driving integrated chip drives touch-control sensing electrode timesharing ground transmission public voltage signal and touch-control letter
Number, it is characterised in that a signal link block, the letter are connected between xth bar touching signals cabling and all of data wire
, by the driving integrated chip control, in touch-control sequential, the driving integrated chip controls the signal and connects for number link block
Connection module is opened, and the touching signals in the xth bar touching signals cabling are input in all of data wire；
Wherein, xth bar touching signals cabling refers to any one in a plurality of touching signals cabling.
2. it is according to claim 1 it is embedded touch structure array base palte, it is characterised in that the signal link block bag
A N-MOS transistors are included, the drain electrode of the N-MOS transistors is connected to the xth bar touching signals cabling, and source electrode is connected to institute
Some data wires, grid is connected to the driving integrated chip.
3. it is according to claim 2 it is embedded touch structure array base palte, it is characterised in that the N-MOS transistors set
Put in the dot structure layer, the drain electrode of the N-MOS transistors is connected to the xth bar touching signals by interlevel via
Cabling.
4. it is according to claim 2 it is embedded touch structure array base palte, it is characterised in that the N-MOS transistors set
Put in the touch-control routing layer, the source electrode of the N-MOS transistors is connected to all of data wire by interlevel via.
5. according to the array base palte of the arbitrary described embedded touch structure of claim 1-4, it is characterised in that the driving is integrated
Chip is that touch-control drives integrated chip with showing, the driving integrated chip is additionally operable to provide data-signal to the data wire.
6. it is according to claim 5 it is embedded touch structure array base palte, it is characterised in that the driving integrated chip bag
Multiple data output channels are included, each data output channel is connected to data wire described in m bars by multiplexer, and m is more than 1
Integer.
7. it is according to claim 6 it is embedded touch structure array base palte, it is characterised in that m=3.
8. it is according to claim 5 it is embedded touch structure array base palte, it is characterised in that the dot structure layer, public affairs
Successively lamination is arranged on a glass substrate for common electrode layer and touch-control routing layer, the dot structure layer and the public electrode
The first insulating barrier is provided between layer, between the common electrode layer and the touch-control routing layer the second insulating barrier is provided with；Institute
Via during touching signals cabling is stated by being arranged on second insulating barrier is electrically connected to correspondingly the touch-control sensing
Electrode.
9. a kind of display floater, including the array base palte and color membrane substrates that are oppositely arranged, the array base palte and color membrane substrates it
Between be filled with liquid crystal layer, it is characterised in that the array base palte is the embedded touch structure as described in claim 1-8 is arbitrary
Array base palte.
10. a kind of display device, it is characterised in that including display floater as claimed in claim 9 and backlight module, it is described aobvious
Show that panel is oppositely arranged with the backlight module, the backlight module provides display light source to the display floater, so that described
Display floater show image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610876777.3A CN106648204A (en) | 2016-10-08 | 2016-10-08 | Array substrate embedded with touch structure, display panel and display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610876777.3A CN106648204A (en) | 2016-10-08 | 2016-10-08 | Array substrate embedded with touch structure, display panel and display apparatus |
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| CN106648204A true CN106648204A (en) | 2017-05-10 |
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| CN201610876777.3A Pending CN106648204A (en) | 2016-10-08 | 2016-10-08 | Array substrate embedded with touch structure, display panel and display apparatus |
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| CN107275379A (en) * | 2017-07-28 | 2017-10-20 | 武汉华星光电半导体显示技术有限公司 | Touch oled display panel and display device |
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