CN209055921U - Touch window and touching device - Google Patents
Touch window and touching device Download PDFInfo
- Publication number
- CN209055921U CN209055921U CN201790000622.1U CN201790000622U CN209055921U CN 209055921 U CN209055921 U CN 209055921U CN 201790000622 U CN201790000622 U CN 201790000622U CN 209055921 U CN209055921 U CN 209055921U
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- Prior art keywords
- pressure
- sensing electrode
- electrode
- substrate
- touching device
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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
- G06F3/04142—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position the force sensing means being located peripherally, e.g. disposed at the corners or at the side of a touch sensing plate
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
-
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/87—Passivation; Containers; Encapsulations
- H10K59/871—Self-supporting sealing arrangements
- H10K59/8722—Peripheral sealing arrangements, e.g. adhesives, sealants
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Position Input By Displaying (AREA)
- Liquid Crystal (AREA)
Abstract
Include: substrate according to the touch window of embodiment, is accommodated in lid shell and including effective coverage and inactive area；And at least one pressure-sensing electrode in inactive area is set, wherein pressure-sensing electrode includes: the first pressure sensing electrode in inactive area；Insulating layer in first pressure sensing electrode；And second pressure sensing electrode on the insulating layer.
Description
Technical field
Embodiment is related to touching window and touching device.
Background technique
Recently, by contacting the image shown on such as input unit of finger or stylus (stylus) and display device
Various electronic equipments have been applied to execute the touch panel of input function.
This touch panel can typically be classified as resistor type touch panel and capacitive touch panels.It is touched in resistance-type
It touches in panel, short circuit is and making pressure due to input unit of glass and electrode come the position of detected touch point.In condenser type
In touch panel, by the variation of the capacitor in the finger touch panel of user between sensing electrode come the position of detected touch point
It sets.
In addition, recently, by sensing the intensity of the pressure due to caused by touch intensity or sensing pressure and according to touching
The position detection touched has attracted attention to execute the pressure sensor of various movements.
By combining display device that this pressure sensor and touch panel are formed, there are possibility due to
The configuration of touch panel and pressure sensor and the problem of increase thickness.
Therefore, it is necessary to have the touch window for the new construction for being able to solve the above problem.
Utility model content
Technical problem
Embodiment is intended to provide a kind of touch window and touching device that can be realized slim thickness.Technical solution
Include: substrate according to the touch window of embodiment, is accommodated in lid shell and including effective coverage and in vain
Region；And at least one pressure-sensing electrode in inactive area is set, wherein pressure-sensing electrode includes: invalid
First pressure sensing electrode on region；Insulating layer in first pressure sensing electrode；And the second pressure on the insulating layer
Power sensing electrode.
Beneficial effect
According to the touching device of embodiment, the electrode for directly sensing pressure can be set in cover substrate.Specifically
Pressure-sensing electrode can be arranged in ground in the inactive area of cover substrate.
Therefore, cover substrate and pressure-sensing electrode can be integrated.
Therefore, the individual pressure-sensing component for sensing pressure can be saved according to the touching device of embodiment.
Accordingly it is possible to prevent since individual pressure-sensing component causes the thickness of touching device to increase, to realize tool
There is the touching device of slim thickness.
Further, since the position of touch-sensing electrode is not limited to the pressure-sensing electrode the invalid of cover substrate is arranged in
On region, therefore it can be applied to various types of touching devices.
Detailed description of the invention
Fig. 1 is the perspective view for showing the touching device according to embodiment.
Fig. 2 is the sectional view for showing touching device according to first embodiment.
Fig. 3 is the sectional view for showing the touching device according to second embodiment.
Fig. 4 is the sectional view for showing the touching device according to third embodiment.
Fig. 5 is the substrate for being provided with pressure-sensing component in the touching device shown according to third embodiment
Plan view.
Fig. 6 is the sectional view for showing the substrate of the region the A-A' interception in Fig. 5.
Fig. 7 is the substrate for being provided with pressure-sensing component in the touching device shown according to third embodiment
Another plan view.
Fig. 8 is the sectional view for showing the substrate of the region the B-B' interception in Fig. 7.
Fig. 9 is the substrate for being provided with pressure-sensing component in the touching device shown according to third embodiment
Another sectional view.
Figure 10 is the sectional view for showing the pressure resistance type electrode according to embodiment.
Figure 11 to Figure 15 is to show the exemplary figure for applying the touching device equipment according to the touching device of embodiment.
Specific embodiment
Hereinafter, by the touching device referring to figs. 1 to Figure 10 description according to embodiment.
Referring to Figures 1 and 2, touching device according to first embodiment may include lid shell (100), display panel
(200) and touch window.
Lid shell (100) can accommodate display panel (200) and touch window.That is, display panel (200) and touch window
It can be arranged in lid shell (100).
Lid shell (100) may include rigid material or flexible material.For example, lid shell (100) may include metal or plastics.
For example, lid shell (100) may include reinforced plastics or flexiplast, such as polyimides (PI), polyethylene terephthalate
Ester (PET), propylene glycol (PPG), polycarbonate (PC) etc..
Lid shell (100) can be central frame.For example, lid shell (100), which can be, is equipped with multiple components wherein to drive
The central frame of touching device.
Lid shell (100) may include Lower bearing portions (110) and side electrode support (120).Specifically, lid shell (100) can wrap
The side electrode support (120) for including Lower bearing portions (110) and bending and extend in the fringe region of Lower bearing portions (110).Lower branch
Bearing portion (110) and side electrode support (120) may be integrally formed.
Specifically, side electrode support (120) can extend from the end of Lower bearing portions (110) with Lower bearing portions (110)
The different side in direction upwardly extends, and can bend from Lower bearing portions (110).
For example, side electrode support (120) can bend and extend from the end of Lower bearing portions (110), so that Lower bearing portions
(110) with side electrode support (120) at right angle, acute angle or obtuse angle.
Although Lower bearing portions (110) have rectangular shape in the accompanying drawings, embodiment is without being limited thereto, and lower support
Portion (110) can be formed various shape, such as round.
Side electrode support (120) can be formed to surround the fringe region of Lower bearing portions (110) simultaneously.
Side electrode support (120) may include the first side electrode support (121) and the second side electrode support (122).For example, side bearing
Portion (120) may include the first side electrode support (121) first side He Yu for bending and extending from the edge of Lower bearing portions (110)
The second side electrode support for extending and being formed from the first side electrode support (121) on the corresponding direction in direction that supporting part (121) extends
(122)。
First side electrode support (121) and the second side electrode support (122) may be integrally formed.
First side electrode support (121) and the second side electrode support (122) can be formed to have different size of width.Specifically
Ground, the width (W1) of the first side electrode support (121) can be greater than the width (W2) of the second side electrode support (122).
Therefore, the upper surface of the first side electrode support (121) can partly expose.In addition, the first side electrode support (121) can
To be formed and Lower bearing portions (110) Cheng Taijie.In addition, the side surface of the second side electrode support (122) can expose.
Display panel (200) can be set in lid shell (100).For example, display panel (200) can be set in lid shell
(100) on the Lower bearing portions (110) in.
Display panel (200) may include first substrate (210) and the second substrate (220).
When display panel (200) is liquid crystal display panel, display panel (200) can be formed as following connected structures,
Wherein, first substrate (210) including thin film transistor (TFT) (TFT) and pixel electrode and including the second substrate of color-filter layer
(220) it is engaged with each other in the case where liquid crystal layer is mediate.
In addition, display panel (200) can be with following transistor providing color filters (color filter on
Transistor, COT) structure liquid crystal display panel, wherein be formed with thin film transistor (TFT), colour filter on first substrate (210)
Device and black matrix, and the second substrate (220) is bonded to first substrate (210), and liquid crystal layer is mediate.That is,
It can be formed with thin film transistor (TFT) on first substrate (210), can be formed with protective film on thin film transistor (TFT), and can be with
Color-filter layer is formed on protective film.Furthermore, it is possible to be formed with the picture contacted with thin film transistor (TFT) on first substrate (210)
Plain electrode.At this point it is possible to save black matrix with improve aperture opening ratio and simplify mask process, and can be formed public electrode with
Make black matrix.
In addition, display device can also include being configured to from display when display panel (200) is liquid crystal display panel
The rear surface of panel (200) provides the back light unit of light.
When display panel (200) is organic electroluminescent display panel, display panel (200) may include not needing list
The self-emission device of only light source.In display panel (200), it can be formed with thin film transistor (TFT) on first substrate (210), and
And it could be formed with the organic illuminating element contacted with the thin film transistor (TFT).Organic illuminating element may include anode, cathode and
The organic luminous layer formed between the anode and the cathode.In addition, display panel (200) can also include being configured for being used for
The second substrate (220) of the package substrate of encapsulation.
Touching window can be set in lid shell (100).Touching window may include substrate (300) and pressure-sensing electrode.
Substrate (300) can be set on lid shell (100).Specifically, substrate (300) can be set in lid shell (100)
Display panel (200) on.
Substrate (300) and display panel (200) can be set and be bonded to each other.For example, substrate (300) and display panel
(200) it can be arranged and be bonded to each other by transparent optical adhesive (OCA) or transparent optical bonding film (OCF) etc..
Substrate (300) can be rigid or flexible.
For example, substrate (300) may include glass or plastics.Specifically, substrate (300) may include: chemical tempering/half
Tempered glass such as soda-lime glass or alumina silicate glass etc.；Reinforced plastics or flexiplast such as polyimides (PI) gather to benzene two
Formic acid glycol ester (PET), propylene glycol (PPG), polycarbonate (PC) etc.；Or sapphire.
In addition, substrate (300) may include optically isotropic film.For example, substrate (300) may include cycloolefin copolymer
Object (COC), cyclic olefin polymer (COP), optically isotropic polycarbonate (PC), optical isotropy poly-methyl methacrylate
Ester (PMMA) etc..
Sapphire have excellent electric property such as dielectric constant, can not only significantly improve touch reaction speed but also
It can also easily realize that the space of such as hovering (hovering) touches, and be can be applied to due to high surface strength
The substance of cover substrate.Here, hovering refer at the distance for being located slightly away from display can coordinate identification technology.
In addition, substrate (300) can partly have curved surface and can be bending.That is, substrate
(300) can partly have flat surfaces, and can partly have curved surface and can be bending.Specifically
The end on ground, substrate (300) can have curved surface and can be bending, or can have and possess any curvature
Surface and can be bending or it is curved.
In addition, substrate (300) can be the flexible base board with flexible characteristic.
In addition, substrate (300) can be curved or bending substrate.That is, including the touch dress of substrate (300)
Flexible, bending or bending characteristic can be formed with by setting.Therefore, be easy to carry about with one according to the touching device of embodiment and
It can be changed to various designs.
Substrate (300) can be cover substrate.Alternatively, individual cover substrate can also be set on substrate (300).
In substrate (300), effective coverage (AA) and inactive area (UA) can be limited.
Display content can be displayed in effective coverage (AA), and can be not displayed in the outer of effective coverage (AA)
It encloses in the inactive area (UA) of setting.
Furthermore, it is possible at least one of effective coverage (AA) and inactive area (UA) sensing input device (such as
Finger or stylus etc.) pressure and position.
The inactive area (UA) of substrate (300) may include the first inactive area (UA1) and the second inactive area (UA2).
Specifically, inactive area (UA) may include wherein inactive area (UA) and the first side electrode support (121) overlap each other first
The second inactive area (UA2) that inactive area (UA1) and wherein inactive area (UA) and Lower bearing portions (110) overlap each other.
Electrode can be set on substrate (300).
Specifically, pressure-sensing electrode (410) can be arranged on inactive area (UA).For example, can be in substrate
(300) decorative layer (350) are set in inactive area (UA).
Decorative layer (350) can be set in the first inactive area (UA1) and the second inactive area (UA2).
Decorative layer (350) can be formed by the material with predetermined color, allowed and be can't see inactive area from outside
The line electrode of upper setting and the printed circuit board (PCB) etc. that line electrode is connected to external circuit.
For example, decorative layer (350) can have the color for being suitable for desired appearance, and including black pigment or white
Color pigment is to show black or white.Alternatively, it can use various colors film and various colors be presented, such as is red, blue
Color etc..
Furthermore, it is possible to which desired mark etc. is formed on decorative layer (350) by various methods.This decorative layer (350)
It can be covered, be bonded by deposition, printing, wet coating etc. and formed.
Decorative layer (350) can be set to one or more layers.For example, decorative layer (350) can be set to single layer
Or it is arranged at least two layers with different in width each other.
Pressure-sensing electrode (410) may include conductive material.
For example, pressure-sensing electrode (410) may include metal oxide, such as the oxidation of indium tin oxide (ITO), indium zinc
Object, Cu oxide, tin-oxide, zinc oxide, titanium oxide etc..
Alternatively, pressure-sensing electrode (410) may include nano wire, photosensitive nanoparticle line film, carbon nanotube (CNT),
Or mixtures thereof graphene, conducting polymer.
Alternatively, pressure-sensing electrode (410) may include various metals.For example, sensing electrode may include chromium
(Cr), at least one of nickel (Ni), copper (Cu), aluminium (Al), silver (Ag), molybdenum (Mo), gold (Au), titanium (Ti) and its alloy gold
Belong to.
Pressure-sensing electrode (410) can be arranged in the decorative layer (350) on inactive area (UA).Specifically, it presses
Power sensing electrode (410) can be arranged in the decorative layer (350) on the first inactive area (UA1).
At least one pressure-sensing electrode (410) can be set in first inactive area (UA1).
For example, pressure-sensing electrode (410) can be arranged at least one fringe region at the edge of cover substrate.
That is, pressure-sensing electrode (410) can be arranged on an edge of cover substrate, or can be set
It sets on all four edges of cover substrate.
Pressure-sensing electrode (410) may include first pressure sensing electrode (411) and second pressure sensing electrode
(412).Specifically, pressure-sensing electrode (410) may include the first pressure sensing electrode (411) on decorative layer (350)
With the second pressure sensing electrode (412) on first pressure sensing electrode (411).
First pressure sensing electrode (411) and second pressure sensing electrode (412) can be configured to insulated from each other.Specifically
Ground is provided with insulating layer (500) between first pressure sensing electrode (411) and second pressure sensing electrode (412), and because
This first pressure sensing electrode (411) and second pressure sensing electrode (412) can be configured to due to insulating layer (500) and that
This insulation.
Insulating layer (500) can be rigid.Insulating layer (500) may include resin based insulation material.For example, insulating layer
It (500) may include at least one of acrylic resin, silicone based resin, polyurethane-based resin and epoxy tree
Rouge.
Second pressure sensing electrode (412) can be configured to be spaced apart with the first side electrode support (121).Specifically,
Two pressure-sensing electrodes (412) can be configured to be spaced apart with the upper surface of the first side electrode support (121).For example, the second pressure
The distance between the upper surface of power sensing electrode (412) and the first side electrode support (121) (D1) can be about 50 μm or bigger.
When the upper surface of second pressure sensing electrode (412) and the first side electrode support (121) is configured to be separated from each other
Less than about 50 μm apart from when, since range difference is small, it is thus possible to can not effectively sense according to second pressure sensing electrode
(412) with the pressure change of the distance between the upper surface of the first side electrode support (121) difference, allow to sensitivity deterioration.
It can be provided on second pressure sensing electrode (412) passivation layer (600).Accordingly it is possible to prevent being exposed to outer
The second pressure sensing electrode (412) in portion is damaged or deforms.Passivation layer (600) may include with the material of insulating layer (500)
The same or similar material.
It can also be provided on the first inactive area (UA1) adhesive member (700).Adhesive member (700) can be set
It is set to around first pressure sensing electrode (411) and second pressure sensing electrode (412).In addition, the edge of substrate (300) can be with
It is supported by adhesive member (700).Pressure-sensing electrode and decorative layer (350) can be bonded to each other by adhesive member (700).
Pressure-sensing electrode (410) can sense the pressure of the input unit contacted with a surface of substrate (300).Tool
Body can be according to second pressure sensing electrode (412) and the when a surface of input unit and substrate (300) contacts
The distance between the upper surface of one side electrode support (121) changes to sense the pressure of the contact according to input unit.
It can be by self-capacitance method or mutual capacitance method come driving pressure sensing electrode (410).
For example, self-capacitance method driving pressure sensing electrode (410) can be passed through.At this point, first pressure sensing electrode
(411) function as the grounding electrode for block external acoustical noise can be executed, and according to second pressure sensing electrode
(412) pressure of the contact according to input unit is sensed with the variation of the distance between the upper surface of the first side electrode support (121)
Power.
Alternatively, mutual capacitance method driving pressure sensing electrode (410) can be passed through.Specifically, first pressure senses
Electrode (411) can sense pressure according to the contact of input unit with second pressure sensing electrode (412).Specifically, second
Pressure-sensing electrode (412) according between second pressure sensing electrode (412) and the upper surface of the first side electrode support (121) away from
From variation sense the pressure of the contact according to input unit.In addition, first pressure sensing electrode (411) can execute conduct
For receiving the function of the electrode of this signal.
In addition, first pressure sensing electrode (411) and second pressure sensing electrode (412) may include EMR electromagnetic resonance
(electro magnetic resonance, EMR) electrode.EMR electrode can be formed with for example annular, coil form or
Spiral electrode of various shapes.
In the case where first pressure sensing electrode (411) and second pressure sensing electrode (412) they include EMR electrode, when
When applying pressure from a surface of cover substrate by input unit, pressure-sensing electrode is upper with the first side electrode support (121)
The distance between surface changes, and can change first pressure sensing electrode (411) and second pressure according to the changing value
The resonance frequency of sensing electrode (412).
That is, according to the variation of the distance between the upper surface of pressure-sensing electrode and the first side electrode support (121),
The value of the capacitor (C) and inductance (L) of first pressure sensing electrode (411) and second pressure sensing electrode (412) changes, and because
This can sense the size of pressure with stressed direction is applied according to the intensity of pressure, allow to sense according to input unit
Contact pressure.
At this point, the first side electrode support (121) i.e. lid shell can be grounded to execute the function as grounding electrode.
Fig. 3 is the sectional view for showing the touching device according to second embodiment.
Referring to Fig. 3, the touching device according to second embodiment may include lid shell (100), display panel (200) and touching
Touch window.Due to lid shell and display panel in above-mentioned first embodiment lid shell and display panel it is identical, omit related
Description.
Referring to Fig. 3, pressure-sensing electrode (410) can be provided in the second inactive area (UA2) of cover substrate.Also
To say, pressure-sensing electrode (410) can be arranged on not with the first inactive area (UA1) --- i.e. the first side electrode support
(121) upper surface --- on overlapping region.
Pressure-sensing electrode (410) can be configured to be spaced apart with Lower bearing portions (110).Specifically, pressure-sensing electricity
Pole (410) can be configured to be spaced apart with the side surface of Lower bearing portions (110).For example, second pressure sensing electrode (412) with
The distance between the side surface of second side electrode support (122) (D2) can be about 50 μm or bigger.
When the side surface of second pressure sensing electrode (412) and the second side electrode support (122) is configured to be separated from each other
About 50 μm or it is smaller apart from when, since range difference is small, it is thus possible to can not effectively sense according to second pressure sense electricity
The pressure change of the distance between side surface of pole (412) and the second side electrode support (122) difference, it is bad to allow to sensitivity
Change.
Fig. 4 to Figure 10 is the figure for illustrating the touching device according to third embodiment.
Referring to Fig. 4, the touching device according to third embodiment may include lid shell (100), display panel (200) and touching
Touch window.Due to lid shell and display panel in above-mentioned first embodiment lid shell and display panel it is identical, omit related
Description.
Touching window can be set in lid shell (100).Touching window may include substrate (300) and pressure-sensing component
(400)。
Electrode can be arranged on substrate (300).
Specifically, pressure-sensing component (400) can be arranged on inactive area (UA).For example, can be in substrate
(300) decorative layer (350) are provided in inactive area (UA).
Decorative layer (350) can have the material of predetermined color to be formed by application, allow and can't see nothing from outside
Imitate the line electrode being arranged on region and the printed circuit board (PCB) etc. that line electrode is connected to external circuit.
It for example, decorative layer (350) can have the color for being suitable for desired appearance, and may include black pigment
Or white pigment is to show black or white.Alternatively, various colors film can be used for example red or blue is presented
Various colors.
Furthermore, it is possible to which desired mark etc. is formed on decorative layer (350) by various methods.This decorative layer (350)
It can be covered, be bonded by deposition, printing, wet coating etc. and formed.
Decorative layer (350) can be set at least one layer or more.For example, decorative layer (350) can be set to
Single layer or each other at least two layers with different in width.
At least one or more pressure-sensing component (400) can be provided on inactive area (UA).Specifically, may be used
To be provided with multiple pressure-sensing components (400) on inactive area (UA).That is, can be set on inactive area (UA)
It is equipped with the multiple pressure-sensing components (400) being separated from each other.
For example, can be provided with decorative layer (350) in the inactive area (UA) of substrate (300), and can decorate
The pressure-sensing component (400) directly or indirectly contacted with decorative layer (350) is provided on layer (350).
For example, pressure-sensing component (400) can be arranged at least one fringe region at the edge of cover substrate.?
That is pressure-sensing component (400) can be arranged on an edge of cover substrate, or cover substrate can be arranged on
All four edges on.
Pressure-sensing component (400) may include pressure-sensing electrode (410) and pressure resistance type electrode (420).Specifically, it presses
Power sensing member (400) may include pressure-sensing electrode (410) on inactive area (UA) and in pressure-sensing electrode
(410) the pressure resistance type electrode (420) on.
Referring to figure 5 and figure 6, pressure-sensing electrode (410) may include multiple pressure-sensing electrodes.Specifically, to each other
The multiple pressure-sensing electrodes separated can be arranged in the inactive area (UA) of substrate (300).For example, pressure-sensing electrode
It (410) may include the first pressure sensing electrode (411) being separated from each other, second pressure sensing electrode (412) and third pressure
Power sensing electrode (413).
Pressure resistance type electrode (420) can be arranged on pressure-sensing electrode (410).Pressure resistance type electrode (420) can wrap
Include multiple pressure resistance type electrodes.For example, pressure resistance type electrode (420) may include the first pressure resistance type electrode (421) being separated from each other
With the second pressure resistance type electrode (422).
Pressure resistance type electrode (420) can be configured to contact with pressure-sensing electrode (410).Specifically, the first pressure resistance type
Electrode (421) can be configured to contact with first pressure sensing electrode (411) and second pressure sensing electrode (412).For example,
First pressure resistance type electrode (421) can be configured to and first pressure sensing electrode (411) and second pressure sensing electrode (412)
End thereof contacts.
In addition, the second pressure resistance type electrode (422) can be configured to and second pressure sensing electrode (412) and third pressure
Sensing electrode (413) contact.For example, the second pressure resistance type electrode (422) can be configured to and second pressure sensing electrode (412)
With the end thereof contacts of third pressure-sensing electrode (413).
Alternatively, referring to Fig. 7 and Fig. 8, pressure-sensing electrode (410) includes the multiple pressure-sensings electricity being separated from each other
Pole, and pressure resistance type electrode (420) may be integrally formed.
Specifically, pressure resistance type electrode (420) can be arranged on the pressure-sensing electrode being separated from each other, and can be with
It is configured to contact with pressure-sensing electrode.As shown in Figure 7 and Figure 8, pressure resistance type electrode (420) is arranged on pressure-sensing electrode
Front surface on, but present embodiment is without being limited thereto, and pressure resistance type electrode (420) can be arranged on pressure-sensing electrode
Part of the surface on, while pressure resistance type electrode (420) is contacted with all pressure-sensing electrodes.
Both pressure-sensing electrode (410) and pressure resistance type electrode (420) can be arranged on the same surface of substrate.?
That is first pressure sensing electrode (411), second pressure sensing electrode (412), third pressure-sensing electrode (413) and pressure
Resistive electrode (420) can be formed on the same surface of substrate (300).
However, present embodiment is without being limited thereto, and pressure-sensing electrode (410) and pressure resistance type electrode (420) can be by
It is arranged on surface different from each other.For example, referring to Fig. 9, referring to pressure resistance type electrode (420), one in pressure-sensing electrode
Sub-electrode can be arranged on a surface of pressure resistance type electrode (420), and another part electrode in pressure-sensing electrode
It can be arranged on another surface opposite with one surface of pressure resistance type electrode (420).
That is, pressure-sensing electrode (410) can be arranged at least two layers.
It can also be provided on region corresponding with inactive area passivation layer (600).Passivation layer (600) can be set
At around pressure-sensing electrode (410) and pressure resistance type electrode (420).
It is damaged or becomes accordingly it is possible to prevent being exposed to external pressure-sensing electrode (410) and pressure resistance type electrode (420)
Shape.Passivation layer (600) may include in acrylic resin, silicone based resin, polyurethane-based resin and epoxy extremely
A kind of few resin.
Furthermore, it is possible to be provided with adhesive member (700) on the upper surface of the second side electrode support (122).Adhesive member
(700) it can be configured to be bonded to passivation layer (600).Pressure-sensing component (400) can be fixed on by adhesive member (700)
In lid shell (100).
However, it is possible to save adhesive member (700).Specifically, adherency spy can be assigned to the inside of passivation layer (600)
Property, allow to save individual adhesive layer, and pressure-sensing component (400) can be passivated layer (600) and be fixed on lid shell
(100) in.
Pressure-sensing electrode (410) can be formed as multiple patterns.Specifically, pressure-sensing electrode (410) may include
The multiple patterns being separated from each other.For example, pressure-sensing electrode (410) may include at least four or more to be separated from each other
A pressure-sensing electrode pattern.
Pressure-sensing electrode pattern can be formed to have the pattern of various shapes such as rectangular, triangle.
For example, pressure-sensing electrode pattern can be formed as the pattern that wherein triangle pattern intersects or wherein histogram
The Box junction pattern that case is arranged alternately.Since pressure-sensing pattern is formed this cross figure, with feeling of stress
It surveys the region that electrode and pressure resistance type electrode are in contact with each other to increase, the accuracy of pressure-sensing can be improved.
Since pressure-sensing electrode is formed multiple patterns, when power acts in multiple regions, can more hold
It changes places the power identified at two o'clock, and reliability can be improved.
Substrate can be applied to by input unit by pressure-sensing electrode (410) and pressure resistance type electrode (420) sensing
(300) power, that is, pressure.
For example, substrate (300) may include the first surface (300a) contacted with input unit and opposite with first surface
Second surface (300b).
It, can be by pressure-sensing electrode (410) and pressure resistance type electrode when input unit and first surface (300a) are contacted
(420) pressure of the size according to power is sensed according to the contact force of input unit.
Referring to Fig.1 0, pressure resistance type electrode (420) can depend on the existence or non-existence of the contact of input unit and have
Different characteristics.
Referring to Fig.1 0, pressure resistance type electrode (420) may include matrix (420b) and be dispersed in multiple in matrix (420b)
Conductive particle (420a).
Conductive particle (420a) may include conductive a variety of materials.For example, conductive particle (420a) can wrap
Include various metals.For example, conductive particle (420a) may include chromium (Cr), nickel (Ni), copper (Cu), aluminium (Al), silver (Ag), molybdenum
(Mo), at least one of gold (Au), titanium (Ti) and its alloy metal.
Alternatively, conductive particle (420a) may include nano wire, photosensitive nanoparticle line film, carbon nanotube (CNT), graphite
Or mixtures thereof alkene, conducting polymer.
It is spaced apart when conductive particle (420a) can be provided in not in contact with input unit with first distance (d1).This
When, pressure resistance type electrode (420) can have non-conductive characteristic.Therefore, when not in contact with input unit, pressure-sensing electrode
It (410) can be insulated from each other with pressure resistance type electrode (420).
However, the touch input means and when to applied force at this at the first surface in substrate (300), pressure resistance type electricity
Pole (420) can have electric conductivity.Specifically, conductive particle (420a) can be provided in touch input means Shi Yi
Two distances (d2) are spaced apart.That is, when touch input means, conductive particle (420a) can be with the when being less than contact
The second distance (d2) of one distance (d1) is spaced apart.
That is, conductive particle (420a) can be set to it is closer.Therefore, conductive particle (420a) can be increased
Density, can be conductive characteristic from non-conductive characteristic changing by pressure resistance type electrode, and can reduce resistance.
Specifically, the variation that the current density value of pressure-sensing electrode is flowed through according to the variation of resistance can be sensed, wherein
And therefore the variation of the resistance, can be sensed presence or absence of pressure according to the characteristic variations of pressure resistance type electrode
And the size of the pressure according to the contact of input unit.
For example, the electric current of pressure-sensing electrode can increase with the reduction of the resistance of pressure resistance type electrode.At this point, due to
The size of the current value increased, therefore can sense presence or absence of pressure and according to the contact of input unit
The size of pressure.That is, when input unit applies pressure, because can reduce the pressure drag contacted with pressure-sensing electrode
Volume, that is, contact area of formula electrode, therefore the electric current for flowing through per unit area can be increased, and the close of electric current can be increased
Degree, and therefore, it can use the current density value of increase to measure pressure.
Alternatively, because the resistance of pressure resistance type electrode reduces, it can change the electricity flowed at pressure-sensing electrode
Current density value, and the changing value of the capacitor due to pressure-sensing electrode caused by current density value change can be measured, from
And measure the size of the pressure presence or absence of pressure and according to the contact of input unit.
It can also include touch-sensing electrode according to the touch window of embodiment.That is, according to the touching of embodiment
Touching device can also include touch-sensing electrode.
Touch-sensing electrode may include the transparent conductive material for allowing electric current to cross in the case where not interfering the transmission of light.
As an example, touch-sensing electrode may include metal oxide, such as the oxidation of indium tin oxide (ITO), indium zinc
Object, Cu oxide, tin-oxide, zinc oxide, titanium oxide etc..It is thus possible to improve manufacture realize it is flexible and/or bending
Freedom degree when touching device.
Alternatively, touch-sensing electrode may include nano wire, photosensitive nanoparticle line film, carbon nanotube (CNT), graphite
Or mixtures thereof alkene, conducting polymer.It is thus possible to improve freedom when manufacture realization flexibility and/or the touching device of bending
Degree.
When using such as nanocomposite of nano wire or carbon nanotube (CNT), first electrode layer can be formed
For black, and has and can control color and reflectivity while ensuring electric conductivity by controlling the content of nanometer powder
The advantages of.
Alternatively, touch-sensing electrode may include various metals.For example, touch-sensing electrode may include chromium
(Cr), at least one of nickel (Ni), copper (Cu), aluminium (Al), silver (Ag), molybdenum (Mo), gold (Au), titanium (Ti) and its alloy gold
Belong to.It is thus possible to improve freedom degree when manufacture realization flexibility and/or the touching device of bending.
Alternatively.Touch-sensing electrode can be configured to mesh shape.For example, touch-sensing electrode may include more
A sub-electrode, these sub-electrodes are arranged to intersected with each other, and sensing electrode can be by these sub-electrodes by integrally
It is arranged to mesh shape.
Since touch-sensing electrode is mesh shape, it can make the pattern of sensing electrode can not on effective coverage
See.That is, even if pattern can also be made invisible when touch-sensing electrode is formed by metal.In addition, even if when touching
When sensing electrode is applied to have large-sized touch window, the resistance for touching window also can reduce.
Specifically, touch-sensing electrode may include the grid by being formed with mesh shape multiple sub-electrodes intersected with each other
Line and the mesh openings between grid lines.
The line width of grid lines can be about 0.1 μm to 10 μm.Grid lines of the line width less than about 0.1 μm is in the fabrication process
It is impossible, and when the line width of grid lines is more than 10 μm, sensing electrode pattern can be visually identified out from outside, so that
It may make visual deterioration.Alternatively, the line width of grid lines can be about 1 μm to 5 μm.Alternatively, the line width of grid lines
It can be about 1.5 μm to 3 μm.
In addition, the thickness of grid lines can be about 100 μm to 500 μm.It, can when the thickness of grid lines is less than about 100 μm
To increase electrode resistance, allows to electric property and deteriorate.When the thickness of grid lines is more than about 500 μm, the total of window is touched
Thickness thickens, and allows to process efficiency and deteriorates.Preferably, the thickness of the grid lines of sensing electrode can be about 150 μm extremely
200μm.It is highly preferred that the thickness of grid lines can be about 180 μm to 200 μm.
Touch-sensing electrode can be arranged on substrate (300).Specifically, touch-sensing electrode can be arranged on base
On the effective coverage (AA) of plate (300).
Alternatively, touch-sensing electrode can be arranged on display panel (200).For example, touch-sensing electrode can
To be arranged between first substrate (210) and the second substrate (220).
Alternatively, touch-sensing electrode can be arranged on substrate (300) and display panel.For example, touch-sensing
Electrode can be arranged on the effective coverage (AA) of substrate (300), and can be arranged on the second of display panel (200)
On substrate (220).
In addition, can also include the line electrode for being connected to touch-sensing electrode in the inactive area of substrate (300).Line electrode
It may include conductive material.For example, line electrode may include the conductive material identical or different with above-mentioned sensing electrode.
In touching device according to the present embodiment, it can be provided in cover substrate and be configured to directly sense pressure
Electrode.Specifically, pressure-sensing electrode can be arranged in the inactive area of cover substrate.
Therefore, cover substrate and pressure-sensing electrode can be integrated.
Therefore, touching device according to the present embodiment can save the individual pressure-sensing structure for sensing pressure
Part.
Accordingly it is possible to prevent since individual pressure-sensing component causes the thickness of touching device to increase, to realize tool
There is the touching device of slim thickness.
Further, since the position of touch-sensing electrode is not limited to the pressure-sensing electrode the invalid of cover substrate is arranged in
On region, therefore it can be applied to various types of touching devices.
Hereinafter, referring to Fig.1 1 to Figure 15 description is applied and is set according to the display of the touching device of above embodiment
Standby example.
Referring to Fig.1 1, show a kind of example of mobile terminal as touching device equipment.The mobile terminal may include
Effective coverage (AA) and inactive area (UA).Effective coverage (AA) can sense the touch signal of the touch by finger etc., and
And could be formed with command icon pattern part, mark in null areas etc..
2 and Figure 13 referring to Fig.1, touching device may include the flexible apparatus of bending.Therefore, including the touching of the touching device
Touching appliance arrangement can be flexible touch device equipment.Therefore, user can be folded with record book in accordion form or be bent.This flexible touch device
It can be applied to the wearable touch of such as smartwatch (1000).
Referring to Fig.1 4, this touching device can be applied not only to the touching device equipment of such as mobile terminal, can be with
Applied to Vehicular navigation system.
In addition, referring to Fig.1 5, this touching device can be applied in vehicle interior.That is, touching device can be with
With the various applications that can apply touching device in the car.Therefore, which can be applied not only to personal navigation
Display (personal navigation display, PND) can also be applied to instrument board etc., so that in can also realizing
It entreats information display (center information display, CID).However, embodiment is not limited to the above, and
Such touching device equipment can be used for various electronic products.
Claims (39)
1. a kind of touch window, comprising:
Substrate, the substrate are accommodated in lid shell and including effective coverage and inactive area；
At least one pressure-sensing electrode in the inactive area is set；And
Touch-sensing electrode on the effective coverage is set,
Wherein, the pressure-sensing electrode includes:
First pressure sensing electrode in the inactive area；
Insulating layer in the first pressure sensing electrode；And
Second pressure sensing electrode on the insulating layer,
Wherein, the pressure-sensing electrode and the touch-sensing electrode are arranged on the same surface of the substrate.
2. touch window according to claim 1, wherein the pressure-sensing electrode is configured to and lid shell interval
It opens.
3. touch window according to claim 1, further includes:
Decorative layer in the inactive area is set,
Wherein, the pressure-sensing electrode is arranged in the decorative layer.
4. touch window according to claim 1, wherein the substrate portion is with flat surfaces and part has bending
Surface.
5. touch window according to claim 1, wherein the end of the substrate has curved surface and is bending.
6. touch window according to claim 1, wherein the substrate is cover substrate.
7. touch window according to claim 1, wherein the pressure-sensing electrode is arranged on the edge of the substrate
On at least one fringe region.
8. touch window according to claim 1 further includes the passivation layer being arranged in the second pressure sensing electrode.
9. touch window according to claim 8, wherein the insulating layer and the passivation layer include identical material.
10. touch window according to claim 1, wherein the pressure-sensing electrode is by self-capacitance method or mutually electric
Appearance method drives.
11. touch window according to claim 1, wherein the touch-sensing electrode has including grid lines and described
The mesh shape of mesh openings between grid lines.
12. touch window according to claim 11, wherein the line width of the grid lines is 0.1 μm to 10 μm,
Wherein, the grid lines with a thickness of 100 μm to 500 μm.
13. a kind of touching device, comprising:
Lid shell, the lid shell include Lower bearing portions and the side bearing that bends and extend in the fringe region of the Lower bearing portions
Portion；
Display panel in the lid shell is set；
Substrate, the substrate are set on said display panel and including effective coverage and inactive area；
At least one pressure-sensing electrode in the inactive area is set；And
Touch-sensing electrode on the effective coverage is set,
Wherein, the pressure-sensing electrode is configured to be spaced apart with the side electrode support,
Wherein, the pressure-sensing electrode and the touch-sensing electrode are arranged on the same surface of the substrate.
14. touching device according to claim 13, wherein the side electrode support includes:
First side electrode support, first side electrode support bend and extend from the Lower bearing portions；And
Second side electrode support, the direction that second side electrode support extends to first side electrode support extend,
Wherein, the width of first side electrode support is greater than the width of second side electrode support.
15. touching device according to claim 14, wherein the inactive area includes:
First inactive area, in first inactive area, the inactive area overlaps each other with first side electrode support；
And
Second inactive area, in second inactive area, the inactive area overlaps each other with the Lower bearing portions,
Wherein, the pressure-sensing electrode is arranged at least one of first inactive area and second inactive area
On region.
16. touching device according to claim 15, wherein the pressure-sensing electrode includes:
First pressure sensing electrode in the inactive area；
Insulating layer in the first pressure sensing electrode；And
Second pressure sensing electrode on the insulating layer.
17. touching device according to claim 16, wherein the second pressure sensing electrode and first side bearing
The upper surface in portion is configured to be separated from each other, and is arranged the second pressure sensing electrode and described with 50 μm of distance
The upper surface of first side electrode support.
18. touching device according to claim 13, wherein the substrate portion has flat surfaces and part has
Curved surface.
19. touching device according to claim 13, wherein the end of the substrate has curved surface and is bending
's.
20. touching device according to claim 13, wherein the substrate is cover substrate.
21. touching device according to claim 13, wherein the pressure-sensing electrode is arranged on the side of the substrate
On at least one fringe region of edge.
22. touching device according to claim 16 further includes the passivation being arranged in the second pressure sensing electrode
Layer.
23. touching device according to claim 22, wherein the insulating layer and the passivation layer include identical material
Material.
24. touching device according to claim 13, wherein the pressure-sensing electrode be by self-capacitance method or mutually
Capacitive method drives.
25. touching device according to claim 13, wherein the touch-sensing electrode has including grid lines and in institute
State the mesh shape of the mesh openings between grid lines.
26. touching device according to claim 25, wherein the line width of the grid lines is 0.1 μm to 10 μm,
Wherein, the grid lines with a thickness of 100 μm to 500 μm.
27. a kind of touching device, comprising:
Lid shell, the lid shell include Lower bearing portions and the side bearing that bends and extend in the fringe region of the Lower bearing portions
Portion；
Display panel in the lid shell is set；
Substrate, the substrate are set on said display panel and including effective coverage and inactive area；
At least one pressure-sensing component in the inactive area is set；And
Touch-sensing electrode on the effective coverage is set,
Wherein, the pressure-sensing component is configured to be spaced apart with the side electrode support,
Wherein, the pressure-sensing component includes: the pressure-sensing electrode on the bottom surface of the substrate；And in the pressure
Pressure resistance type electrode on the bottom surface of power sensing electrode,
Wherein, the pressure-sensing component and the touch-sensing electrode are arranged on the same surface of the substrate.
28. touching device according to claim 27, wherein the pressure-sensing electrode includes: first pressure sensing electricity
Pole；The third pressure-sensing electrode being spaced apart with the first pressure sensing electrode；And in the first pressure sensing electrode
Between the third pressure-sensing electrode and the first pressure sensing electrode and the third pressure-sensing electrode gap
The second pressure sensing electrode opened,
Wherein, the pressure resistance type electrode includes: the first pressure resistance type electrode；And opened with the first pressure resistance type electrode gap
Two pressure resistance type electrodes,
Wherein, the first pressure resistance type electrode is contacted with the first pressure sensing electrode and the third pressure-sensing electrode,
Wherein, the second pressure resistance type electrode is contacted with the second pressure sensing electrode and the third pressure-sensing electrode.
29. touching device according to claim 27, wherein the pressure-sensing electrode includes: first pressure sensing electricity
Pole；The third pressure-sensing electrode being spaced apart with the first pressure sensing electrode；And in the first pressure sensing electrode
Between the third pressure-sensing electrode and the first pressure sensing electrode and the third pressure-sensing electrode gap
The second pressure sensing electrode opened,
Wherein, the pressure resistance type electrode is contacted with the first pressure sensing electrode to the third pressure-sensing electrode.
30. touching device according to claim 27, wherein the pressure-sensing electrode and the pressure resistance type electrode are set
It sets on the same surface of the substrate.
31. touching device according to claim 27 further includes passivation layer, the passivation layer is disposed about the pressure
Power sensing electrode and the pressure resistance type electrode.
32. touching device according to claim 27, wherein the pressure resistance type electrode includes matrix and is dispersed in the base
Multiple conductive particles in body.
33. touching device according to claim 27, wherein the side electrode support includes:
First side electrode support, first side electrode support bend and extend from the Lower bearing portions；And
Second side electrode support, the direction that second side electrode support extends to first side electrode support extend,
Wherein, the width of first side electrode support is greater than the width of second side electrode support.
34. touching device according to claim 27, wherein the substrate portion has flat surfaces and part has
Curved surface.
35. touching device according to claim 34, wherein the end of the substrate has curved surface and is bending
's.
36. touching device according to claim 27, wherein the substrate is cover substrate.
37. touching device according to claim 27, wherein the pressure-sensing electrode is arranged on the side of the substrate
On at least one fringe region of edge.
38. touching device according to claim 27, wherein the touch-sensing electrode has including grid lines and in institute
State the mesh shape of the mesh openings between grid lines.
39. the touching device according to claim 38, wherein the line width of the grid lines is 0.1 μm to 10 μm,
Wherein, the grid lines with a thickness of 100 μm to 500 μm.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2016-0022856 | 2016-02-25 | ||
| KR1020160022856A KR20170100374A (en) | 2016-02-25 | 2016-02-25 | Touch window and touch divice |
| KR10-2016-0040421 | 2016-04-01 | ||
| KR1020160040421A KR20170112803A (en) | 2016-04-01 | 2016-04-01 | Touch device and touch divice |
| PCT/KR2017/001743 WO2017146417A1 (en) | 2016-02-25 | 2017-02-17 | Touch window and touch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209055921U true CN209055921U (en) | 2019-07-02 |
Family
ID=59685355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201790000622.1U Expired - Fee Related CN209055921U (en) | 2016-02-25 | 2017-02-17 | Touch window and touching device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN209055921U (en) |
| WO (1) | WO2017146417A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI732662B (en) * | 2020-08-24 | 2021-07-01 | 友達光電股份有限公司 | A positioning laminated structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009134473A (en) * | 2007-11-29 | 2009-06-18 | Sony Corp | Pressing detection sensor, input device and electronic equipment |
| KR101072334B1 (en) * | 2009-08-26 | 2011-10-11 | 주식회사 디오시스템즈 | Force-based touch panel and display apparatus having force-based touch screen |
| WO2011024902A1 (en) * | 2009-08-28 | 2011-03-03 | 日本写真印刷株式会社 | Pressure detection unit and pressure detection device |
| US8982081B2 (en) * | 2010-09-12 | 2015-03-17 | Shenzhen New Degree Technology Co., Ltd. | Displacement sensing touch panel and touch screen using the same |
| KR101735307B1 (en) * | 2011-02-17 | 2017-05-29 | 삼성전자 주식회사 | Mobile terminal and touch screen panel thereof |
-
2017
- 2017-02-17 CN CN201790000622.1U patent/CN209055921U/en not_active Expired - Fee Related
- 2017-02-17 WO PCT/KR2017/001743 patent/WO2017146417A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI732662B (en) * | 2020-08-24 | 2021-07-01 | 友達光電股份有限公司 | A positioning laminated structure |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017146417A1 (en) | 2017-08-31 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |