CN106775107A - Touch display screen - Google Patents
Touch display screen Download PDFInfo
- Publication number
- CN106775107A CN106775107A CN201611257993.6A CN201611257993A CN106775107A CN 106775107 A CN106775107 A CN 106775107A CN 201611257993 A CN201611257993 A CN 201611257993A CN 106775107 A CN106775107 A CN 106775107A
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- Prior art keywords
- touch
- display screen
- cover plate
- piezoelectric membrane
- electrode
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- 230000006698 induction Effects 0.000 claims abstract description 47
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- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 6
- 238000001311 chemical methods and process Methods 0.000 description 5
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- 239000010408 film Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 229920001432 poly(L-lactide) Polymers 0.000 description 3
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- 239000002033 PVDF binder Substances 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
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- 239000010409 thin film Substances 0.000 description 2
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- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- JVTAAEKCZFNVCJ-REOHCLBHSA-N L-lactic acid Chemical compound C[C@H](O)C(O)=O JVTAAEKCZFNVCJ-REOHCLBHSA-N 0.000 description 1
- 239000004425 Makrolon Substances 0.000 description 1
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- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 1
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- 238000003491 array Methods 0.000 description 1
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- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
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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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
Abstract
The present invention relates to a kind of touch display screen, including cover plate, touch unit, pressure sensitive unit and display screen, the cover plate, touch unit, pressure sensitive unit and display screen are cascading, the cover plate includes relative first surface and second surface, and touch unit includes touch sensible electrode and touches driving electrodes；The pressure sensitive unit includes first pressure induction electrode, piezoelectric membrane and second pressure induction electrode, the piezoelectric membrane includes relative first surface and second surface, the touch sensible electrode is arranged between the cover plate second surface and piezoelectric membrane first surface, and the first pressure induction electrode and second pressure induction electrode are spaced apart by the piezoelectric membrane.Touch display screen in the present invention is arranged on display screen towards on the direction of cover plate by by pressure sensitive unit, can cause that pressure sensitive unit on touch display screen surface, improves the sensitivity of the pressure sensitive of touch display screen.
Description
Technical field
The present invention relates to touch display field, more particularly to a kind of touch display screen with pressure sensitive function.
Background technology
Touch display screen provides great convenience for the life of people.Electronic equipment with touch display screen, such as intelligence
Energy mobile phone, panel computer, intelligent automobile etc. have been fully immersed into the middle of our life.Nowadays Consumer's Experience is not meeting
In the touch experience in existing display plane, the pressure sensitive touch-control that can perceive touch strength size has become new chasing after
Ask, have wide prospect in fields such as office, game, drawing.And user to show requirement be also no longer satisfied with it is rigid
Display screen but expect and the flexible display screen that is convenient for carrying.
Existing pressure sensitive touch display screen is usually the scheme sensed using condenser type or resistive pressure, by volume
Outer pressure sensitive electrode or pressure sensor are placed in display screen lower section.This setup causes that sensor construction component is remote
From touch screen surface：On the one hand, the integral thickness of touch display screen can be thicker；On the other hand due to deformation caused by pressure
Amount weakens when to screen lower conductive with the increase of distance so that pressure detecting signal reduction.
The content of the invention
Based on this, the present invention is intended to provide a kind of improve pressure detecting signal, and the touch of integral thickness can be reduced
Display screen.
A kind of touch display screen, including cover plate, touch unit, pressure sensitive unit and display screen, the cover plate, touch are single
Unit, pressure sensitive unit and display screen are cascading, and the cover plate includes relative first surface and second surface, touch
Unit includes touch sensible electrode and touches driving electrodes；The pressure sensitive unit includes first pressure induction electrode, piezoelectricity
Film and second pressure induction electrode, the piezoelectric membrane include relative first surface and second surface, the touch sensible
Electrode is arranged between the cover plate second surface and piezoelectric membrane first surface, and the first pressure induction electrode and second is pressed
Power induction electrode is spaced apart by the piezoelectric membrane.
Wherein in one embodiment, the touch unit is located at cover plate towards on the second surface of display screen, the first pressure
Power induction electrode and second pressure induction electrode are located on piezoelectric membrane first surface and second surface respectively.
Wherein in one embodiment, the touch sensible electrode is located at the second surface of the cover plate, and the touch is driven
Moving electrode and first pressure induction electrode are both formed in the first surface of piezoelectric membrane, and the second pressure induction electrode is formed at
On the second surface of piezoelectric membrane.
Wherein in one embodiment, the touch sensible electrode is located at the second surface of the cover plate, and the touch is driven
Moving electrode and first pressure induction electrode are both formed in the first surface of piezoelectric membrane, and the second pressure induction electrode is formed at
Display screen is towards on the surface of cover plate.
Wherein in one embodiment, the touch unit is located on the second surface of cover plate, the first pressure sensing
Electrode is located on the first surface of piezoelectric membrane, and the second pressure induction electrode is formed at display screen towards the surface of cover plate
On.
Wherein in one embodiment, the first pressure induction electrode is replaced with touch sensible electrode, second pressure
Power induction electrode is replaced with driving electrodes are touched, and detects touch signal and pressure signal by the way of timesharing detection.
Wherein in one embodiment, the touch sensible electrode and touch driving electrodes are located at the piezoelectric membrane respectively
First surface and second surface.
Wherein in one embodiment, the touch sensible electrode is located on the first surface of the piezoelectric membrane, described
Touch driving electrodes and be located at the display screen towards on the surface of the cover plate.
Wherein in one embodiment, also including the first base material, also including the first base material, the first base material is arranged at institute
State between cover plate and piezoelectric membrane, first touch sensing unit is located at the first base material towards the surface of the cover plate
On, second touch sensing unit is located on the second surface of piezoelectric membrane.
Wherein in one embodiment, also including the first base material and the second base material, the cover plate, the first base material, piezoelectricity are thin
Film, the second base material and display screen are from top to bottom set, and first touch sensing unit is located at the first base material towards described
On the surface of cover plate, second touch sensing unit is located at the second base material towards on the surface of piezoelectric membrane.
Wherein in one embodiment, the cover plate is flexible cover plate, the micro- flexible display screen of display screen.
Touch sensible electrode is arranged on the cover plate second surface and piezoelectric membrane first surface by above-mentioned touch display screen
Between, the first pressure induction electrode and second pressure induction electrode are spaced apart by the piezoelectric membrane.Pressure can be realized
Sensing detection function and touch function.The present invention can realize the reduction of flexible touch-control sensing component stack, so that thinning its thickness
Degree, is conducive to improving the bending resistance of touch display screen.
Brief description of the drawings
Fig. 1 is the stepped construction schematic diagram of the touch display screen of first embodiment of the invention.
Fig. 2 is the stepped construction schematic diagram of the touch display screen of second embodiment of the invention.
Fig. 3 is the stepped construction schematic diagram of the touch display screen of third embodiment of the invention.
Fig. 4 is the stepped construction schematic diagram of the touch display screen of fourth embodiment of the invention.
Fig. 5 is the stepped construction schematic diagram of the touch display screen of fifth embodiment of the invention.
Fig. 6 is the stepped construction schematic diagram of the touch display screen of sixth embodiment of the invention.
Fig. 7 is the stepped construction schematic diagram of the touch display screen of seventh embodiment of the invention.
Fig. 8 is the stepped construction schematic diagram of the touch display screen of eighth embodiment of the invention.
Fig. 9 is the stepped construction schematic diagram of the touch display screen of ninth embodiment of the invention.
Specific embodiment
The touch display screen that the present invention is provided can be handed over as types such as mobile phone, panel computer, intelligent automobiles with touch
The display terminal of mutual form.
As shown in figure 1, touch display screen 10 includes cover plate 11, touch unit 12, pressure sensitive unit and display screen 15, with
It is cascading between upper each layer and is connected with each other (not marking tack coat in Fig. 1) with tack coat between each layer.The lid
Plate 11 includes relative first surface and second surface, and second surface refers to cover plate 11 towards the surface of touch unit 12, touches
Unit 12 includes touch sensible electrode (Fig. 1 is not shown) and touches driving electrodes (Fig. 1 is not shown).Pressure sensitive unit includes the
One pressure sensitive electrode 141, piezoelectric membrane 142 and second pressure induction electrode 143, piezoelectric membrane 142 also include relative the
One surface and second surface, second surface refer to piezoelectric membrane 142 towards the surface of display screen 15.Touch list in the embodiment
Unit 12 is located on the second surface of cover plate 11, and the touch unit 12 can make conductive electrode so as to reality on monolithic thin film base material
Existing touch-sensing function.First pressure induction electrode 141 and second pressure induction electrode 143 are separately positioned on piezoelectric membrane 142
First surface and second surface on, decomposition pressure sensing unit realizes the function of pressure sensitive.
In the above-described embodiments, display screen 15 is arranged on towards on the direction of cover plate 11 by by pressure sensitive unit, can
To cause that pressure sensitive unit, near the surface of touch display screen 10, improves the sensitivity of the pressure sensitive of touch display screen.Separately
It is outer to pass through that directly touch unit 12 is arranged on the second surface of cover plate 11 and press first pressure induction electrode 141 and second
Power induction electrode 143 is respectively provided with the first surface and second surface of piezoelectric membrane, can reduce the overall thick of touch display screen
Degree, is subsequently to realize that overall structure is frivolous there is provided condition.
The stepped construction figure of the touch display screen 20 in second embodiment of the invention is as shown in Figure 2.Touched in the embodiment
Essentially identical in the structure and Fig. 1 of display screen 20, difference is：Touch display screen 20 shown in Fig. 2 includes touch unit
12 is double-decker, including touch sensible electrode 121 and touches driving electrodes 122, and the touch sensible electrode 121 is located at cover plate
On 11 second surface, the touch driving electrodes 122 and first pressure induction electrode 141 are both formed in piezoelectric membrane 142
On first surface, the second pressure induction electrode 143 is formed on the second surface of piezoelectric membrane 142.The embodiment is relative
For touch display screen 10 in first embodiment, because the touch sensible electrode in touch unit 12 is to be respectively provided with two-layer
On base material, so touch location detection effect is more preferable.The touch on the first surface of piezoelectric membrane 142 in the present embodiment
Driving electrodes 122 and first pressure induction electrode 141 are disposed on piezoelectric membrane.In further embodiments, in order to anti-
Only both interfering with each other for signal can set dummy electrode array to be spaced from each other between two kinds of electrod-arrays.
The stepped construction figure of the touch display screen 30 in third embodiment of the invention is as shown in Figure 3.Touched in the embodiment
Essentially identical in the structure and Fig. 2 of display screen 30, difference is：Second pressure induction electrode 143 is located at display screen 15
Towards on the surface of cover plate 11.Touch display screen 30 is relative to the touch display screen 20 in second embodiment in the present embodiment
, only be produced on first pressure sense electrode 141 on the first surface of piezoelectric membrane 142, it is to avoid in piezoelectric membrane 142 relative by speech
Two sides makes pressure sensitive electrode, can reduce technology difficulty with simplification of flowsheet, cost-effective；Meanwhile, it is right to avoid
Two surfaces of piezoelectric membrane 142 carry out physics or chemical process, can prevent the potential damage to piezoelectric membrane 142.
The stepped construction figure of the touch display screen 40 in fourth embodiment of the invention is as shown in Figure 4.Touched in the embodiment
Essentially identical in the structure and Fig. 3 of display screen 40, difference is：The touch sensible electrode 121 of touch unit 12 and touch
Driving electrodes 122 (not shown in Fig. 4) are touched to be produced on the second surface of cover plate 11.Touch display screen 40 in the embodiment
Relative to the touch display screen 30 in 3rd embodiment, due to be by touch sensible electrode fabrication cover plate 11 second surface,
Driving electrodes will not touched to be produced on the first surface of piezoelectric membrane 142, can be simplified on piezoelectric membrane first surface
Fabrication Technology of Electrode, improve yield and cost-effective；The touch sensible letter on the first surface of piezoelectric membrane 142 is avoided simultaneously
Number and pressure sensitive signal the appearance for interfering phenomenon.
The stepped construction figure of the touch display screen 50 in fifth embodiment of the invention is as shown in Figure 5.Touched in the embodiment
Touch display screen 10 in the structure and Fig. 1 of display screen 50 is essentially identical, and difference is：Do not set in touch display screen 50
Put special first pressure induction electrode 141 or second pressure induction electrode 142, but by the He of first pressure induction electrode 141
Touch sensible electrode 121 is shared, and second pressure induction electrode 42 and touch driving electrodes 122 are shared, and touch sensible electrode 121
With the first surface and second surface that touch driving electrodes 122 are separately positioned on piezoelectric membrane 142.Being arranged such can be further
The stacking quantity of touch display screen 50 is reduced, its integral thickness is reduced.Touch display screen 50 is by way of timesharing is detected come real
The detection of existing touch signal and pressure signal.Stepped construction figure such as Fig. 6 of touch display screen 60 in sixth embodiment of the invention
It is shown.Touch display screen 50 in the embodiment in the structure and Fig. 5 of touch display screen 60 is essentially identical, and difference is：
Touch sensible electrode 121 in touch display screen 60 is not arranged on the first surface of piezoelectric membrane 142, and is provided in lid
On the second surface of plate 11.Relative to touch display screen 50, being arranged such can be reduced together in the first surface of piezoelectric membrane 142
On Fabrication Technology of Electrode, it is to avoid all physics or chemical process are carried out to two surfaces of piezoelectric membrane 142 and prevent potential
The damage to piezoelectric membrane 142.
The stepped construction figure of the touch display screen 70 in seventh embodiment of the invention is as shown in Figure 7.Touched in the embodiment
Touch display screen 50 in the structure and Fig. 5 of display screen 70 is essentially identical, and difference is：Touch in touch display screen 70
Driving electrodes 122 are not arranged on the second surface of piezoelectric membrane 142, and be provided in display screen 15 towards cover plate 11
On surface.Relative to touch display screen 50, the electrode system that can be reduced together on the second surface of piezoelectric membrane 142 is arranged such
Make technique, it is to avoid all physics or chemical process are carried out to two surfaces of piezoelectric membrane 142 and prevents potential thin to piezoelectricity
The damage of film 142.
The stepped construction figure of the touch display screen 80 in eighth embodiment of the invention is as shown in Figure 8.Touched in the embodiment
Touch display screen 60 is essentially identical in the structure and Fig. 6 of display screen 80, and difference is：Touch display screen 80 also includes the
One base material 16, and be arranged between cover plate 11 and piezoelectric membrane 142；Touch sensible electrode 121 is arranged on the first base material 16 dorsad
Without being provided in the first surface of piezoelectric membrane 142 on the surface of cover plate 11.Relative to touch display screen 60, being arranged such can
Reducing Fabrication Technology of Electrode on the first surface of piezoelectric membrane 142 together, it is to avoid to two surfaces of piezoelectric membrane 142 all
Carry out physics or chemical process and prevent the potential damage to piezoelectric membrane 142.
The stepped construction figure of the touch display screen 90 in ninth embodiment of the invention is as shown in Figure 9.Touched in the embodiment
Touch display screen 80 is essentially identical in the structure and Fig. 8 of display screen 90, and difference is：Touch display screen 90 also includes the
Two base materials 17, touch driving electrodes 122 not on be arranged on the second surface of piezoelectric membrane 142 and be provided in the second base material 17
Towards on the surface of cover plate 11.Relative to touch display screen 80, be arranged such can not need it is any in piezoelectric membrane 142 first
Fabrication Technology of Electrode on surface or second surface, can complete to avoid all carries out thing to two surfaces of piezoelectric membrane 142
Reason or chemical process and prevent the potential damage to piezoelectric membrane 142.
In some embodiments of the present invention, cover plate 11 is flexible cover plate, and display screen 15 can be flexible display screen.Wherein,
Flexible cover plate material can be ultra-thin glass, polymethyl methacrylate materials (abbreviation PMMA), makrolon (abbreviation PC), PC
With the conventional organic material such as the mixture of PMMA or organic and inorganic composite with high surface hardness.Flexible display screen
It is specifically as follows OLED, electric ink display screen etc..The present invention can be realized touching and shown using flexible cover plate and flexible display screen
The flexible of display screen, is convenient for carrying, and improves Consumer's Experience.
In other embodiments of the invention, touch sensible electrode 121, touch driving electrodes 122, first pressure induced electricity
Pole 141 and second pressure induction electrode 142 can be but not limited to development, metal grill (metal mesh), carbon and receive
Mitron, graphite are dilute, conducting polymer such as Polyglycolic acid fibre (abbreviation PEDOT) and its derivative, development are in conductive high
Molecule mixture, Zinc-oxide-based, tin oxide class, indium oxide transparent conductive material, can apply by radium-shine, etching or directly
The modes such as cloth make and obtain.
In other embodiment of the invention, piezoelectric membrane 142 can be organic piezoelectric film material, Kynoar
(Polyvinylidene fluoride, PVDF), be poly (l-lactic acid) (Poly (L-lactide), PLLA), vinylidene fluoride and
The copolymer (vinylidene fluoride-trifluoroethylene copolymer, PVDF-TrFE) of trifluoro-ethylene
Etc. transparent piezoelectric material.Wherein piezoelectric membrane is very thin, and thickness is 2-5um.And it is preferably transparent piezoelectric film.Adhesive linkage can be with
It is polyacrylic optical cement, dry glue class optical cement or glue class Optical transparent adhesive.
The pressure detecting principle of above-mentioned pressure sensitive unit is that the first pressure on piezoelectric membrane two surfaces about 142 senses
In insulation or high resistance state between electrode 141 and second pressure induction electrode 143；When piezoelectric membrane 143 is in stress, meeting exists
The first pressure induction electrode 141 and second pressure induction electrode 143 of upper and lower two apparent surface of piezoelectric membrane produce charge inducing,
Therefore transmitted through contact conductor to the interface end of touch display screen in charge signal, then by the electricity in follow-up process chip
Lotus amplifying circuit, voltage amplifier circuit etc., the detection of signal is realized eventually through the mode of detection voltage.It is also possible to logical
Cross the detection that the capacitance variations that piezoelectric membrane 142 and upper and lower surface electrode are constituted are realized with signal, now, the signal of piezoelectric membrane
Treatment can share a process chip, namely capacitance touching control chip with the signal transacting of capacitive sensing layer.In actual applications,
Also include memory and processor in the touch display screen, the diverse location being stored with memory in touch display screen enters
Under the different force value of row is touched, the charge variation information of each adjacent electrode of power is detected in touch display screen, processor is used for
The charge variation information and the charge variation information being pre-stored of the adjacent electrode that contrast touch display screen detection is obtained, so as to sentence
The touch information of disconnected touch display screen.Wherein touch information includes the size of the power for touching, it is also possible to the position including touch force.
Inventive touch display screen is arranged on display screen towards on the direction of cover plate by by pressure sensitive unit, can make
Pressure sensitive unit is obtained on touch display screen surface, the sensitivity of the pressure sensitive of touch display screen is improved.In addition, this hair
The bright reduction that can realize flexible touch display screen lamination, so that thinning its thickness, is conducive to improving the bending resistance of touch display screen
Folding endurance energy.
Alleged by the present invention " on ", D score be the degree close with user in application process relative to touch display screen and
Speech, the side of relatively close user for " on ", the side for being relatively distant from user is D score.The lower surface of such as cover sheet
Refer to side of the cover sheet away from user.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (11)
1. a kind of touch display screen, including cover plate, touch unit, pressure sensitive unit and display screen, the cover plate, touch are single
Unit, pressure sensitive unit and display screen are cascading, it is characterised in that：The cover plate includes relative first surface and the
Two surfaces, touch unit includes touch sensible electrode and touches driving electrodes；The pressure sensitive unit includes first pressure sense
Answering electrode, piezoelectric membrane and second pressure induction electrode, the piezoelectric membrane includes relative first surface and second surface, institute
State touch sensible electrode to be arranged between the cover plate second surface and piezoelectric membrane first surface, the first pressure induced electricity
Pole and second pressure induction electrode are spaced apart by the piezoelectric membrane.
2. touch display screen according to claim 1, it is characterised in that：The touch sensible electrode and touch driving electrodes
On the second surface of the cover plate, the first pressure induction electrode and second pressure induction electrode are thin positioned at piezoelectricity respectively
On film first surface and second surface.
3. touch display screen according to claim 1, it is characterised in that：The touch sensible electrode is located at the cover plate the
Two surfaces, the touch driving electrodes and first pressure induction electrode are both formed in the first surface of piezoelectric membrane, described second
Pressure sensitive electrode is formed on the second surface of piezoelectric membrane.
4. touch display screen according to claim 1, it is characterised in that：The touch sensible electrode is located at the second of cover plate
Surface, the touch driving electrodes and first pressure induction electrode are both formed in the first surface of piezoelectric membrane, second pressure
Power induction electrode is formed at display screen towards on the surface of cover plate.
5. touch display screen according to claim 1, it is characterised in that：The touch sensible electrode and touch driving electrodes
On the second surface of cover plate, the first pressure induction electrode is located on the first surface of piezoelectric membrane, second pressure
Power induction electrode is formed at display screen towards on the surface of cover plate.
6. touch display screen according to claim 1, it is characterised in that：The first pressure induction electrode and touch sensible
Electrode is shared, and the second pressure induction electrode and touch driving electrodes are shared, and detect touch by the way of timesharing detection
Signal and pressure signal.
7. touch display screen according to claim 6, it is characterised in that：The touch sensible electrode and touch driving electrodes
Respectively positioned at the first surface and second surface of the piezoelectric membrane.
8. touch display screen according to claim 6, it is characterised in that：It is thin that the touch sensible electrode is located at the piezoelectricity
On the first surface of film, the touch driving electrodes are located at the display screen towards on the surface of the cover plate.
9. touch display screen according to claim 6, it is characterised in that：Also include the first base material, the first base material sets
It is placed between the cover plate and piezoelectric membrane, first touch sensing unit is located at the first base material towards the cover plate
On surface, second touch sensing unit is located on the second surface of piezoelectric membrane.
10. touch display screen according to claim 6, it is characterised in that：Also include the first base material and the second base material, it is described
Cover plate, the first base material, piezoelectric membrane, the second base material and display screen are from top to bottom set, and first touch sensing unit is located at
Towards on the surface of the cover plate, second touch sensing unit is located at the second base material towards piezoelectric membrane to the first base material
Surface on.
11. touch display screen according to any one of claim 1~10, it is characterised in that the cover plate is flexible cover
Plate, the display screen is flexible display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611257993.6A CN106775107A (en) | 2016-12-30 | 2016-12-30 | Touch display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611257993.6A CN106775107A (en) | 2016-12-30 | 2016-12-30 | Touch display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106775107A true CN106775107A (en) | 2017-05-31 |
Family
ID=58953591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611257993.6A Pending CN106775107A (en) | 2016-12-30 | 2016-12-30 | Touch display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106775107A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300999A (en) * | 2017-07-07 | 2017-10-27 | 南昌欧菲光科技有限公司 | Pressure sensitive touch display screen, pressure sensitive touch-screen and preparation method thereof |
| CN107832665A (en) * | 2017-10-10 | 2018-03-23 | 成都安瑞芯科技有限公司 | Display module and electronic equipment |
| CN107967444A (en) * | 2017-10-10 | 2018-04-27 | 成都安瑞芯科技有限公司 | Display module and electronic equipment |
| CN109634461A (en) * | 2018-12-12 | 2019-04-16 | 武汉华星光电半导体显示技术有限公司 | Pressure touch sensor component and OLED pressure touch display device |
| WO2019227793A1 (en) * | 2018-05-30 | 2019-12-05 | 武汉华星光电技术有限公司 | Touch control display module and display device |
-
2016
- 2016-12-30 CN CN201611257993.6A patent/CN106775107A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300999A (en) * | 2017-07-07 | 2017-10-27 | 南昌欧菲光科技有限公司 | Pressure sensitive touch display screen, pressure sensitive touch-screen and preparation method thereof |
| CN107832665A (en) * | 2017-10-10 | 2018-03-23 | 成都安瑞芯科技有限公司 | Display module and electronic equipment |
| CN107967444A (en) * | 2017-10-10 | 2018-04-27 | 成都安瑞芯科技有限公司 | Display module and electronic equipment |
| WO2019227793A1 (en) * | 2018-05-30 | 2019-12-05 | 武汉华星光电技术有限公司 | Touch control display module and display device |
| CN109634461A (en) * | 2018-12-12 | 2019-04-16 | 武汉华星光电半导体显示技术有限公司 | Pressure touch sensor component and OLED pressure touch display device |
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