CN106445250A - Pressure touch screen and display device - Google Patents
Pressure touch screen and display device Download PDFInfo
- Publication number
- CN106445250A CN106445250A CN201611186164.3A CN201611186164A CN106445250A CN 106445250 A CN106445250 A CN 106445250A CN 201611186164 A CN201611186164 A CN 201611186164A CN 106445250 A CN106445250 A CN 106445250A
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- layer
- touch screen
- electrode
- electrode layer
- pressure
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- 239000011159 matrix material Substances 0.000 claims description 25
- 239000011521 glass Substances 0.000 claims description 20
- 238000011896 sensitive detection Methods 0.000 claims description 15
- 238000004026 adhesive bonding Methods 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 14
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 10
- 238000000926 separation method Methods 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 239000012528 membrane Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 6
- 229920002120 photoresistant polymer Polymers 0.000 description 6
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 5
- FPWNLURCHDRMHC-UHFFFAOYSA-N 4-chlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1 FPWNLURCHDRMHC-UHFFFAOYSA-N 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
Classifications
-
- 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
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- 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
Abstract
The invention provides a pressure touch screen and a display device, and relates to the technical field of display device, and solves the problems of high requirement of assembling precision, the derived difficulties of assembling operation and low assembling quality of the display device containing a pressure touch screen. The screen comprises a touch layer, the light receiving side of the touch layer is provided with a pressure sensing detection device. The pressure sensing detection device comprises a first electrode layer, a second electrode layer and a flexible separation cushion layer. The first electrode layer is connected with connected with the touch screen adhesively. The first electrode layer and the second electrode layer are in contraposition. The flexible cushion payer is located between the first electrode layer and the second electrode layer. The hardness of the first electrode layer is smaller than the hardness of the second electrode layer. The touch screen can be applied to display device to enhance the assembly passing rate of the display devices.
Description
Technical field
The present invention relates to display device technology field, especially relate to a kind of pressure touch screen and display device.
Background technology
At present, touch screen, because having the advantages that ease for operation, intuitive and motility, has become as and has touch controllable function
Primary human's interactive meanses of display device.Touch screen can be divided into resistance touch screen, capacitance touching control according to different touch-control principles
Screen, infrared touch screen and surface wave (ASW, Surface Acoustic Wave) these four main Types of touch screen.Wherein, electricity
Hold the function that touch screen has multi-point touch, the response time is fast, long service life, and transmitance is higher, therefore user experience
Superior capacitive touch screen is increasingly becoming the major technique of touch-control interaction.
Capacitive pressure senses touch screen and detects that the mode of touch-control pressure generally has two kinds, and a kind of is the back of the body in display module
Face increases pressure detecting electrode, is become by detecting the capacitance that the space deformation between pressure detecting electrode and metal center causes
Change and to detect the size of touch-control pressure；Another kind is to increase pressure inspection at the edge of ITO (tin indium oxide) layer of touch screen lower floor
Survey electrode, the size to detect touch-control pressure for the capacitance size between detection pressure monitoring electrode and metal center.
But, above two detects in the mode of touch-control pressure, and accuracy of detection and stability are subject to this kind of touch screen of application
The impact of the build-up tolerance of display device is larger, and therefore the assembly precision for the display device of this kind of touch screen of application requires relatively
Height, leads to assembling work difficult, assembling yield is low.
Content of the invention
It is an object of the invention to provide a kind of pressure touch screen, to solve to have pressure touch present in prior art
The assembly precision requirement of the display device of screen is higher, leads to assembling work difficult, the low technical problem of assembling yield.
The pressure touch screen that the present invention provides, including：Touch control layer, the incident side of described touch control layer is provided with pressure sensitive inspection
Survey device, described pressure sensitive detection means includes：First electrode layer, the second electrode lay and flexible dottle pin layer, described first electricity
Pole layer is bonding with described touch control layer, and described first electrode layer and described the second electrode lay are oppositely arranged, described flexibility dottle pin layer position
Between described first electrode layer and described the second electrode lay, the hardness of described first electrode layer is less than described the second electrode lay
Hardness.
Preferably, described first electrode layer, described the second electrode lay and described flexibility dottle pin layer are respectively by transparent material system
Become.
Alternatively, described first electrode layer includes the first matrix, and described first matrix is provided with the first conducting film, described
The second electrode lay includes glass basis, and described glass basis is provided with the second conducting film, and the hardness of described first matrix is less than
The hardness of described glass basis.
Further, described pressure sensitive detection means is arranged at the viewing area of described pressure touch screen.
Alternatively, described first conducting film and described second conducting film are made up of silver paste, conductive carbon paste or tin indium oxide.
It is preferred that described flexibility dottle pin layer includes optical clear gluing agent or glue.
Further, described first conducting film and described second conducting film all include multiple touch control electrode, each described touch-control
Electrode is all connected with flexible lead wire.
Further, described first electrode layer and described the second electrode lay pass through described flexible lead wire and flexible circuit respectively
Plate connects.
Alternatively, it is filled with optical clear gluing agent between described touch control layer and described first electrode layer.
With respect to prior art, pressure touch screen of the present invention has the advantage that：
During detection touch-control pressure, touch-control pressure passes successively pressure touch screen of the present invention via touch control layer
To first electrode layer, flexible dottle pin layer and the second electrode lay, because the hardness of first electrode layer is less than the hardness of the second electrode lay,
The deformation quantity of therefore first electrode layer is more than the deformation quantity of the second electrode lay so that first electrode layer and the second electrode lay it
Between capacitance change, the size of touch-control pressure is judged by the size detecting this capacitance variation.
In the pressure touch screen that the present invention provides, pressure sensitive detection means is adhered to the incident side of touch control layer, specifically
Ground, first electrode layer bonding with touch control layer it is achieved that the integrated setting of pressure sensitive detection means and touch control layer, therefore work as pressure
After the completion of the assembling of power touch screen, pressure touch screen just can complete the detection process of touch-control pressure, without center cooperation.When by originally
The pressure touch screen that invention provides is when being applied to display device, between pressure touch screen and center or display module with
Assembly precision requirement between center is relatively low, thus reducing assembling work difficulty, improves assembling yield.
Another object of the present invention is to proposing a kind of display device, touched with solving to have pressure present in prior art
The assembly precision requirement of the display device of control screen is higher, leads to assembling work difficult, the low technical problem of assembling yield.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that：
A kind of display device, including the pressure touch screen as described in technique scheme.
Described display device and above-mentioned pressure touch screen are had the advantage that identical with respect to prior art, and here is no longer superfluous
State.
Brief description
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
In embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe in
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic cross-section one of pressure touch screen provided in an embodiment of the present invention；
Fig. 2 is the schematic cross-section two of pressure touch screen provided in an embodiment of the present invention；
Fig. 3 is the top view of pressure touch screen provided in an embodiment of the present invention；
Fig. 4 is the schematic cross-section of display device provided in an embodiment of the present invention.
In figure：1- touch control layer；21- first electrode layer；22- the second electrode lay；23- flexibility dottle pin layer；24- flexible lead wire；
25- touch control electrode；3- flexible PCB；4- cover plate；5- colored filter；6- other functions layer；61- mucigel.
Specific embodiment
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described with the enforcement it is clear that described
Example is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplify description, rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or hint relative importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or is integrally connected；Can
To be to be mechanically connected or electrical connection；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment one
As Figure 1-4, pressure touch screen provided in an embodiment of the present invention, including：Touch control layer 1 and pressure sensitive detection dress
Put, pressure sensitive detection means is arranged at the incident side of touch control layer 1, the incident side of touch control layer 1 is provided with pressure sensitive detection dress
Put, pressure sensitive detection means includes：First electrode layer 21, the second electrode lay 22 and flexible dottle pin layer 23, first electrode layer 21
Bonding with touch control layer 1, first electrode layer 21 and the second electrode lay 22 are oppositely arranged, and flexible dottle pin layer 23 is located at first electrode layer 21
And the second electrode lay 22 between, the hardness of first electrode layer 21 is less than the hardness of the second electrode lay 22, first electrode layer 21 and the
Two electrode layers 22 flexible dottle pin layer 23 because centre is separated with, forms one therefore between first electrode layer 21 and the second electrode lay 22
Electric capacity.
Pressure touch screen described in the embodiment of the present invention is during detection touch-control pressure, as shown in Fig. 2 touch-control pressure
Reach first electrode layer 21, flexible dottle pin layer 23 and the second electrode lay 22 via touch control layer 1 successively, due to first electrode layer 21
Hardness is less than the hardness of the second electrode lay 22, and the therefore deformation quantity of first electrode layer 21 is more than the deformation quantity of the second electrode lay 22,
So that the capacitance between first electrode layer 21 and the second electrode lay 22 changes, due to the deformation of first electrode layer 21
Amount diminishes more than the deformation quantity of the second electrode lay 22, therefore the distance between first electrode layer 21 and the second electrode lay 22, electric capacity
Become big, the size of touch-control pressure is judged by the size detecting this capacitance variation.
In pressure touch screen provided in an embodiment of the present invention, what pressure sensitive detection means was adhered to touch control layer 1 enters light
Side, specifically, first electrode layer 21 is bonding with touch control layer 1 it is achieved that pressure sensitive detection means is set with the integrated of touch control layer 1
Put, therefore after the completion of the assembling of pressure touch screen, pressure touch screen just can complete the detection process of touch-control pressure, without center
Cooperation.When pressure touch screen provided in an embodiment of the present invention is applied to display device, for pressure touch screen and center it
Between or display module and center between assembly precision require relatively low, thus reducing assembling work difficulty, improve
Assembling yield.
Further, it is filled with optical clear gluing agent (Optically between touch control layer 1 and first electrode layer 21
Clear Adhesive, referred to as：OCA), that is, pass through optical clear gluing agent touch control layer 1 is bonding with first electrode layer 21, such as scheme
Shown in 1, optical clear gluing agent forms mucigel 61 between touch control layer 1 and first electrode layer 21.
In a kind of specific embodiment of the present embodiment, first electrode layer 21 includes the first matrix, and the first matrix sets
It is equipped with the first conducting film, the second electrode lay 22 includes the second matrix, and the second matrix is provided with the second conducting film.Specifically,
One matrix can be transparent membrane, and the second matrix can be glass basis, and the hardness of the first matrix is less than the hardness of the second matrix, first
Conducting film can be located above the first matrix or below, the second conducting film can be located above the second matrix or following.
In another kind of specific embodiment, first electrode layer 21 only includes the first conducting film, and the second electrode lay 22 includes
Second matrix, the second matrix is provided with the second conducting film.Manufacture method is as follows, makes the first conducting film on the first matrix,
By the first matrix, the first conducting film is bonded to the incident side of touch control layer 1, the first matrix is removed, then carries out flexible dottle pin
Layer 23 and the assembling of the second electrode lay 22.The hardness of the first conducting film is less than the hardness of the second matrix.
Alternatively, the first conducting film and the second conducting film can be by silver paste, conductive carbon paste, conducting polymer composite, metals
Circuit or tin indium oxide are made.
In the present embodiment, first electrode layer 21, the second electrode lay 22 and flexible dottle pin layer 23 are made up of transparent material respectively.
Specifically, the first matrix in first electrode layer 21 can be transparent membrane, and the second matrix in the second electrode lay 22 can adopt glass
Glass matrix, flexible dottle pin layer 23 can select optical clear gluing agent or glue, the first conducting film and the second conducting film by oxygen
Change indium stannum to make.It is so designed that, pressure sensitive detection means can be arranged at the viewing area of pressure touch screen, thus can meet
Part display device is for the requirement of narrow frame.
First conducting film and the second conducting film all include multiple touch control electrode 25, each touch control electrode 25 all with flexible lead wire 24
Connect, specifically, the multiple touch control electrode 25 in the first conducting film are respectively positioned in same plane, multiple tactile in the second conducting film
Control electrode 25 is respectively positioned in same plane, and each touch control electrode 25 is all connected with flexible lead wire 24, and each touch control electrode 25 is passed through respectively
Coupled flexible lead wire 24 and flexible PCB 3 (Printed Circuit Board, referred to as：PCB) connect, that is, first
Electrode layer 21 is connected with flexible PCB 3 by flexible lead wire 24 with the second electrode lay 22.
In a kind of specific embodiment of the present embodiment, pressure touch screen includes touch control layer 1 and pressure-detecting device, touches
Control layer 1 includes multiple sensors, and sensor is used for detecting the position of touch point, pressure-detecting device includes first electrode layer
21st, the second electrode lay 22 and flexible dottle pin layer 23, the exiting surface of first electrode layer 21 passes through optical clear gluing agent and touch control layer 1
Incidence surface bonding, flexible dottle pin layer 23 is made up of optical clear gluing agent, the second electrode lay 22 pass through flexible dottle pin layer 23 with
First electrode layer 21 bonding, wherein, first electrode layer 21 includes transparent membrane and the tin indium oxide system being arranged on transparent membrane
The first conducting film becoming, the second electrode lay 22 includes glass substrate and the tin indium oxide that is arranged on glass substrate is made second
Conducting film.The thickness of the optical clear gluing agent between first electrode layer 21 and touch control layer 1 is 0.05mm, flexible dottle pin layer 23
Thickness is 0.2mm, and the thickness of transparent membrane is 0.05mm, and the thickness of glass substrate is 0.15mm.First conducting film and second is led
Film structure is similar, all include multiple in the spaced touch control electrode of same plane 25, each touch control electrode 25 respectively pass through soft
Property lead 24 is connected with flexible PCB 3.
The manufacture method of the first conducting film and the second conducting film is similar to, and taking the manufacture method of the second conducting film as a example enters below
Row description.
Sputter indium tin oxide layer on the glass substrate；The glass substrate having indium tin oxide layer to sputtering is carried out and does
Dry；Solid-state photoresist is coated on indium tin oxide layer using film mulching method；The glass substrate being covered with solid-state photoresist is placed on
On mask plate, expose solid-state photoresist；Using developer solution by the pattern development of each touch control electrode 25, remove in solid-state photoresist and do not have
There is the region that exposure reaction occurs, and clean；Using etching solution, indium tin oxide layer is performed etching, remove in indium tin oxide layer and do not have
There is the region being coated with exposed solid-state photoresist, and clean；The region that exposure reaction occurs in solid-state photoresist is gone
Remove, clean and be dried, so that each touch control electrode 25 is obtained, each touch control electrode 25 on the glass substrate collectively forms the first conduction
Film；The edge of each touch control electrode 25 makes flexible lead wire 24 on the glass substrate, and one end of flexible lead wire 24 is used for and flexible electrical
Road plate 3 connects.It is noted that flexible lead wire 24 is metal lead wire, silk-screen mode or metal cladding can be adopted, to metal
The mode that layer is exposed developing is made.
Embodiment two
As Figure 1-4, the embodiment of the present invention two provides a kind of display device, provides including such as above-described embodiment one
Pressure touch screen.
Specifically, pressure touch screen is arranged between cover plate 4 and colored filter 5, between pressure touch screen and cover plate 4,
And between pressure touch screen and colored filter 5, it is additionally provided with other functions layer 6, will not be described here.Pressure touch screen bag
Include touch control layer 1 and pressure-detecting device, pressure-detecting device includes touch control layer 1, first electrode layer 21, flexible dottle pin layer 23 and the
Two electrode layers 22, touch control layer 1 is disposed in proximity to the side of cover plate 4, and pressure-detecting device is disposed in proximity to the one of colored filter 5
Side, first electrode layer 21 passes through optical clear gluing agent and touch control layer 1 side bonds near colored filter 5, flexible dottle pin
Layer 23 is made up of optical clear gluing agent, and it is bonding with first electrode layer 21 that the second electrode lay 22 passes through flexible dottle pin layer 23.First
The first conducting film that the tin indium oxide that electrode layer 21 includes transparent membrane and is arranged on transparent membrane is made, the second electrode lay 22
The second conducting film made with the tin indium oxide being arranged on glass substrate including glass substrate.First electrode layer 21 and touch control layer
The thickness of the optical clear gluing agent between 1 is 0.05mm, and the thickness of flexible dottle pin layer 23 is 0.2mm, the thickness of transparent membrane
For 0.05mm, the thickness of glass substrate is 0.15mm.First conducting film and the second conductive film structure are similar, all include multiple with
The spaced touch control electrode of one plane 25, each touch control electrode 25 is connected with flexible PCB 3 by flexible lead wire 24 respectively.
The embodiment of the present invention two provide display device in, pressure touch screen detection touch-control pressure during, touch-control
Pressure reaches first electrode layer 21, flexible dottle pin layer 23 and the second electrode lay 22 successively via touch control layer 1, due to first electrode layer
21 hardness is less than the hardness of the second electrode lay 22, and the therefore deformation quantity of first electrode layer 21 is more than the deformation of the second electrode lay 22
Amount, so that the capacitance between first electrode layer 21 and the second electrode lay 22 changes, is become by detecting this capacitance
The size to judge touch-control pressure for the size changed.
Due in pressure touch screen, first electrode layer 21 bonding with touch control layer 1 it is achieved that pressure sensitive detection means with
The integrated setting of touch control layer 1, therefore after the completion of the assembling of pressure touch screen, pressure touch screen just can complete touch-control pressure
Detection process, without center cooperation.During the assembling of the display device that the embodiment of the present invention two provides, pressure is touched
Assembly precision between control screen and center or between display module and center requires relatively low, thus it is difficult to reduce assembling work
Degree, improves assembling yield.
The display device that the embodiment of the present invention two provides can be notebook computer, panel computer, handss mechanical, electrical paper book etc..
Finally it should be noted that：Various embodiments above only in order to technical scheme to be described, is not intended to limit；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or wherein some or all of technical characteristic is entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of pressure touch screen is it is characterised in that include：Touch control layer, the incident side of described touch control layer is provided with pressure sensitive
Detection means, described pressure sensitive detection means includes：First electrode layer, the second electrode lay and flexible dottle pin layer, described first
Electrode layer is bonding with described touch control layer, and described first electrode layer and described the second electrode lay are oppositely arranged, described flexibility dottle pin layer
Between described first electrode layer and described the second electrode lay, the hardness of described first electrode layer is less than described the second electrode lay
Hardness.
2. pressure touch screen according to claim 1 is it is characterised in that described first electrode layer, described the second electrode lay
It is made up of transparent material respectively with described flexibility dottle pin layer.
3. pressure touch screen according to claim 2 is it is characterised in that described first electrode layer includes the first matrix, institute
State and the first conducting film is provided with the first matrix, described the second electrode lay includes glass basis, and described glass basis is provided with
Second conducting film, the hardness of described first matrix is less than the hardness of described glass basis.
4. pressure touch screen according to claim 3 it is characterised in that described pressure sensitive detection means be arranged at described
The viewing area of pressure touch screen.
5. pressure touch screen according to claim 3 is it is characterised in that described first conducting film and described second conducting film
It is made up of silver paste, conductive carbon paste or tin indium oxide.
6. pressure touch screen according to claim 1 is it is characterised in that described flexibility dottle pin layer includes optical clear gluing
Agent or glue.
7. pressure touch screen according to claim 3 is it is characterised in that described first conducting film and described second conducting film
All include multiple touch control electrode, each described touch control electrode is all connected with flexible lead wire.
8. pressure touch screen according to claim 7 is it is characterised in that described first electrode layer and described the second electrode lay
It is connected with flexible PCB by described flexible lead wire respectively.
9. pressure touch screen according to claim 1 is it is characterised in that between described touch control layer and described first electrode layer
It is filled with optical clear gluing agent.
10. a kind of display device is it is characterised in that include the pressure touch screen as described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611186164.3A CN106445250B (en) | 2016-12-20 | 2016-12-20 | Pressure touch screen and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611186164.3A CN106445250B (en) | 2016-12-20 | 2016-12-20 | Pressure touch screen and display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106445250A true CN106445250A (en) | 2017-02-22 |
| CN106445250B CN106445250B (en) | 2023-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611186164.3A Active CN106445250B (en) | 2016-12-20 | 2016-12-20 | Pressure touch screen and display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106775134A (en) * | 2017-03-31 | 2017-05-31 | 京东方科技集团股份有限公司 | Flexible base board, touch display substrate and preparation method thereof, touch control display apparatus |
| CN108664170A (en) * | 2018-05-17 | 2018-10-16 | 深圳市零零显示技术有限公司 | A kind of projection display apparatus of touch-control interaction |
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| CN106445250B (en) | 2023-11-28 |
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