CN109343255A - Liquid crystal touch control screen and its manufacturing method - Google Patents
Liquid crystal touch control screen and its manufacturing method Download PDFInfo
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- CN109343255A CN109343255A CN201811328033.3A CN201811328033A CN109343255A CN 109343255 A CN109343255 A CN 109343255A CN 201811328033 A CN201811328033 A CN 201811328033A CN 109343255 A CN109343255 A CN 109343255A
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- electrode layer
- liquid crystal
- conducting electrode
- touch control
- control screen
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- 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
- G02F1/13338—Input devices, e.g. touch panels
-
- 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
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- 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
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
- Human Computer Interaction (AREA)
Abstract
The present invention provides a kind of liquid crystal touch control screen, comprising: one first polaroid；One first glass substrate is set on first polaroid；One liquid crystal layer is set on the glass substrate；One second glass substrate, is set on the liquid crystal layer；One colored filter is set on second glass substrate；One first conducting electrode layer；It is set to the colorized optical filtering on piece；One second conducting electrode layer is set on first conducting electrode layer；And one second polaroid, it is set on second conducting electrode layer.
Description
Technical field
The present invention about field of display technology, is used about a kind of liquid crystal touch control screen and its manufacturing method
With the weight and thickness for increasing the sensitivity of touch-control, reducing cost and reducing liquid crystal touch control screen.
Background technique
Liquid crystal capacitance touch screen 2 is by liquid crystal display (liquid crystal display, LCD) 21 and capacitance touching control screen 22
It is composed.The liquid crystal display 21 is made of polaroid 10,60, optical filter 50, glass substrate 20,40 and liquid crystal layer 30, is shown
Meaning property structure chart is as shown in figures 1 and 3, and the touch screen (touch panel, TP) 22 has two layers of conductive plate 70,80, institute
Stating conductive plate 70,80 is to be etched different patterns by the mode of membrane material laser and formed.Two layers of conductive electrode
Plate 70,80 is respectively driving electrodes and receiving electrode.Add a upper cover glass or upper cover film layer as protective film layer again outside
90, final to be fitted on polaroid 60 by the way of full fitting or frame fitting, schematic diagram, such as Fig. 2 and Fig. 3 institute
Show.
The shape for two layers of conductive plate 70,80 plus outer one layer of upper cover film layer 90 of 22 structure of capacitance touching control screen currently on the market
At.Known by formula C=ES/4 π D, when distance D is bigger, capacitor C is smaller, namely senses when touch screen 22 when finger contact
Capacitance it is smaller.And the touch screen 22 for adding upper cover film layer 90 is more thick and heavy, cost is relatively high, for pursuing frivolous low cost
Consumer's high cost beyond affordability and thick and heavy touch screen 22 import market.
Therefore be bound to develop a kind of liquid crystal touch control screen 2 and its manufacturing method, to increase the sensitivity of touch-control, reduce at
Sheet and the weight and thickness for reducing liquid crystal touch control screen 2.
Summary of the invention
The purpose of the present invention is to provide a kind of liquid crystal touch control screen and its manufacturing method, to increase touch-control sensitivity,
It reduces cost and reduces the weight and thickness of liquid crystal touch control screen.
In order to solve the above technical problems, the present invention provides a kind of liquid crystal touch control screen comprising:
One liquid crystal display, comprising: one first polaroid；One first glass substrate is set on first polaroid；One liquid
Crystal layer is set on the glass substrate；One second glass substrate, is set on the liquid crystal layer；With a colored filter, if
It is placed on second glass substrate；And
One touch screen, comprising: one first conducting electrode layer；One second conducting electrode layer is set on first conducting electrode layer；
With one second polaroid, it is set on second conducting electrode layer.
A feature according to an embodiment of the invention, the liquid crystal display only include single first polaroid,
It does not include more than two polaroids.
A feature according to an embodiment of the invention, second polaroid, is set to the most upper of the touch screen
Side is directly contacted with external environment.
A feature according to an embodiment of the invention, the touch screen do not include any upper cover film layer.
A feature according to an embodiment of the invention, first conducting electrode layer and second conducting electrode layer it
Between, divide between second polaroid and between the liquid crystal display and the touch screen between second conducting electrode layer
It is not provided with an optical cement.
A feature according to an embodiment of the invention, first conducting electrode layer are a driving electrodes, and described the
Two conducting electrode layers are a receiving electrode；Or first conducting electrode layer is a receiving electrode, and second conducting electrode layer is
One driving electrodes.
Another aspect of the present invention provides a kind of liquid crystal touch control screen comprising:
One first polaroid；One first glass substrate is set on first polaroid；One liquid crystal layer is set to institute
It states on glass substrate；One second glass substrate, is set on the liquid crystal layer；One colored filter is set to second glass
On glass substrate；One first conducting electrode layer；It is set to the colorized optical filtering on piece；
One second conducting electrode layer is set on first conducting electrode layer；And one second polaroid, it is set to described
On two conducting electrode layers.
A feature according to an embodiment of the invention, second polaroid are set to the liquid crystal touch control screen
Top side is directly contacted with external environment.
A feature according to an embodiment of the invention, the liquid crystal touch control screen do not include any upper cover film layer.
A feature according to an embodiment of the invention, between the colored filter and first conducting electrode layer,
Between first conducting electrode layer and second conducting electrode layer and between second conducting electrode layer and second polarisation
An optical cement is respectively arranged between piece.
A feature according to an embodiment of the invention, first conducting electrode layer are a driving electrodes, and described the
Two conducting electrode layers are a receiving electrode；Or first conducting electrode layer is a receiving electrode, and second conducting electrode layer is
One driving electrodes.
Another aspect of the present invention provides a kind of manufacturing method of liquid crystal touch control screen, comprising the following steps:
Step S10: one first polaroid is provided；
Step S20: one first glass substrate is set on first polaroid；
Step S30: a liquid crystal layer is set on the glass substrate；
Step S40: one second glass substrate is set on the liquid crystal layer；
Step S50: a colored filter is set on second glass substrate；
Step S60: one first conducting electrode layer is set in the colorized optical filtering on piece；
Step S70: one second conducting electrode layer is set on first conducting electrode layer；And
Step S80: one second polaroid is set on second conducting electrode layer.
A feature according to an embodiment of the invention, in step S80, second polaroid is set to described
The top side of liquid crystal touch control screen, on second polaroid and not set any film layer, and second polaroid is direct
It is contacted with external environment.
A feature according to an embodiment of the invention, after step S50 and before step S60, in the coloured silk
One optical cement is set on colo(u)r filter, and configuration is to by the colored filter and the first conducting electrode layer gluing.
A feature according to an embodiment of the invention, after the step s 70 and before step S80, described
One optical cement is set on one conducting electrode layer, and configuration is to by first conducting electrode layer and the second conducting electrode layer gluing.
A feature according to an embodiment of the invention, after step S80 and before step S90, it is described
One optical cement is set on second conducting electrode layer, is configured to stick second conducting electrode layer and second polaroid
It connects.
A feature according to an embodiment of the invention, first conducting electrode layer are a driving electrodes, and described the
Two conducting electrode layers are a receiving electrode；Or first conducting electrode layer is a receiving electrode, and second conducting electrode layer is
One driving electrodes.
In the liquid crystal touch control screen of the invention, the upper cover film layer of the touch screen is eliminated, and by second polarisation
The top layer of the touch screen is arranged in mirror, directly contacts with external environment, protects the liquid to replace the upper cover film layer
Brilliant touch screen, to increase the sensitivity of touch-control, reduce cost and reduce the weight and thickness of liquid crystal touch control screen.
Detailed description of the invention
Invention as described herein, only as an example, with reference to attached drawing, in which:
Fig. 1 is a structural schematic diagram of the liquid crystal display of the prior art；
Fig. 2 is a structural schematic diagram of the touch screen of the prior art；
Fig. 3 is a structural schematic diagram of the liquid crystal touch control screen of the prior art；
Fig. 4 is the structural schematic diagram according to the liquid crystal touch control screen of one embodiment of the invention；
Fig. 5 is the flow chart according to the production method of the liquid crystal touch control screen of one embodiment of the invention.
Specific embodiment
The explanation of following embodiment is to can be used to the particular implementation of implementation to illustrate the present invention with reference to additional schema
Example.The direction term that the present invention is previously mentioned, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outside", " side "
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the present invention, rather than to
The limitation present invention.The similar unit of structure is to be given the same reference numerals in the figure.
Embodiment one:
Referring to Fig. 4, for according to a structural schematic diagram of the liquid crystal touch control screen 1 of one embodiment of the invention.
As shown in figure 4, this bright one side provides a kind of liquid crystal touch control screen 1: comprising: a liquid crystal display 100 and a touch-control
Screen 200.The liquid crystal display 100, comprising: one first polaroid 110；One first glass substrate 120 is set to first polarisation
On piece 110；One liquid crystal layer 130, is set to 120 on the glass substrate；One second glass substrate 140, is set to the liquid crystal
On layer 130；With a colored filter 150, it is set to 140 on second glass substrate.
The touch screen 200, comprising: one first conducting electrode layer 210；One second conducting electrode layer 220, is set to described first
210 on conducting electrode layer；With one second polaroid 230, it is set to 220 on second conducting electrode layer.
The usual touch screen 200 is arranged on the liquid crystal display 100, i.e., the described setting of first conducting electrode layer 210 exists
On the colored filter 150.
A feature according to an embodiment of the invention, the liquid crystal display 100 only include a polaroid, do not include two
Above polaroid, and second polaroid 230, are set to the top side of the touch screen 200, directly and external environment
Contact, and the touch screen does not include any upper cover film layer or protective layer.
A feature according to an embodiment of the invention, first conducting electrode layer 210 and second conducting electrode layer
Between 220, between second conducting electrode layer 220 between second polaroid 230,210 He of the first conducting electrode layer
An optical cement is respectively arranged between the colored filter 150 and between the liquid crystal display 100 and the touch screen 200
300 (optically clear adhesive), configuration is to connect the film layer being in contact with it.
A feature according to an embodiment of the invention, first conducting electrode layer are a driving electrodes, and described the
Two conducting electrode layers are a receiving electrode；Or first conducting electrode layer is a receiving electrode, and second conducting electrode layer is
One driving electrodes.The driving electrodes release power line and reach the receiving electrode.First conducting electrode layer and described second
Conducting electrode layer is radium-shine respectively or is plated on a tunic, passes through optical cement 300 (optically clear adhesive) glue laminating
Together.
In the liquid crystal touch control screen of the invention, the upper cover film layer of the touch screen is eliminated, and by second polarisation
The top layer of the touch screen is arranged in mirror, directly contacts with external environment, protects the liquid to replace the upper cover film layer
Brilliant touch screen, to increase the sensitivity of touch-control, reduce cost and reduce the weight and thickness of liquid crystal touch control screen.
Embodiment two:
Referring to Fig. 5, for according to a flow chart of the production method of the liquid crystal touch control screen of one embodiment of the invention.
As shown in figure 5, this bright one side provides a kind of manufacturing method of liquid crystal touch control screen, comprising the following steps:
Step S10: one first polaroid 110 is provided；
Step S20: one first glass substrate 120 is set on first polaroid 110；
Step S30: a liquid crystal layer 130 is set on the glass substrate 120；
Step S40: 130 one second glass substrate 140 of setting on the liquid crystal layer；
Step S50: a colored filter 150 is set on second glass substrate 140；
Step S60: one first conducting electrode layer 210 is set on the colored filter 150；
Step S70: 210 one second conducting electrode layer 220 of setting on first conducting electrode layer；And
Step S80: 220 one second polaroid 230 of setting on second conducting electrode layer.
A feature according to an embodiment of the invention, in step S80, second polaroid 230 is set to institute
The top side for stating liquid crystal touch control screen 1, on second polaroid 230 and not set any film layer, and second polarisation
Piece 230 is directly contacted with external environment.
A feature according to an embodiment of the invention, after step S50 and before step S60, in the coloured silk
One optical cement 300 is set on colo(u)r filter 150, and configuration is to by the colored filter 150 and first conducting electrode layer 210
Gluing, after the step s 70 and before step S80,210 one optical cement 300 of setting, configuration on first conducting electrode layer
To by first conducting electrode layer 210 and 220 gluing of the second conducting electrode layer.After step S80 and step S90 it
Before, an optical cement 300 is set on second conducting electrode layer 220 described, configuration is to by second conducting electrode layer 220
With the second polaroid gluing 230.
A feature according to an embodiment of the invention, first conducting electrode layer 210 are a driving electrodes, and described
Second conducting electrode layer 220 is a receiving electrode；Or first conducting electrode layer 210 is a receiving electrode, and described second leads
Electrode layer 220 is a driving electrodes.First conducting electrode layer and second conducting electrode layer are radium-shine respectively or be plated in a tunic
On, it is combined by optical cement 300 (optically clear adhesive) sticker.
In the production method of the liquid crystal touch control screen of the invention, the upper cover film layer of the touch screen is eliminated, and by institute
The top layer that the touch screen is arranged in the second polariscope is stated, is directly contacted with external environment, to replace the upper cover film layer
The liquid crystal touch control screen is protected, to increase the sensitivity of touch-control, reduce cost and reduce the weight and thickness of liquid crystal touch control screen
Degree.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (17)
1. a kind of liquid crystal touch control screen, it is characterised in that: the liquid crystal touch control screen includes:
One liquid crystal display, comprising:
One first polaroid；
One first glass substrate is set on first polaroid；
One liquid crystal layer is set on the glass substrate；
One second glass substrate, is set on the liquid crystal layer；With
One colored filter is set on second glass substrate；And
One touch screen, comprising:
One first conducting electrode layer；
One second conducting electrode layer is set on first conducting electrode layer；With
One second polaroid is set on second conducting electrode layer.
2. liquid crystal touch control screen as described in claim 1, it is characterised in that: the liquid crystal display only includes single first polarisation
Piece does not include more than two polaroids.
3. liquid crystal touch control screen as described in claim 1, it is characterised in that: second polaroid is set to the touch screen most
Upside is directly contacted with external environment.
4. liquid crystal touch control screen as described in claim 1, it is characterised in that: the touch screen does not include any upper cover film layer.
5. liquid crystal touch control screen as described in claim 1, it is characterised in that: first conducting electrode layer and second conducting electrode layer
Between, between second conducting electrode layer between second polaroid and between the liquid crystal display and the touch screen
It is respectively arranged with an optical cement.
6. liquid crystal touch control screen as described in claim 1, it is characterised in that:
First conducting electrode layer is a driving electrodes, and second conducting electrode layer is a receiving electrode；Or described first
Conducting electrode layer is a receiving electrode, and second conducting electrode layer is a driving electrodes.
7. a kind of liquid crystal touch control screen, it is characterised in that: the liquid crystal touch control screen includes:
One first polaroid；
One first glass substrate is set on first polaroid；
One liquid crystal layer is set on the glass substrate；
One second glass substrate, is set on the liquid crystal layer；
One colored filter is set on second glass substrate；
One first conducting electrode layer；It is set to the colorized optical filtering on piece；
One second conducting electrode layer is set on first conducting electrode layer；And
One second polaroid is set on second conducting electrode layer.
8. liquid crystal touch control screen as claimed in claim 7, it is characterised in that: second polaroid is set to the liquid crystal touch control screen
Top side, directly contacted with external environment.
9. liquid crystal touch control screen as claimed in claim 7, it is characterised in that: the liquid crystal touch control screen does not include any upper cover film layer.
10. liquid crystal touch control screen as claimed in claim 7, it is characterised in that: the colored filter and first conducting electrode layer
Between, between first conducting electrode layer and second conducting electrode layer and between second conducting electrode layer and described the
An optical cement is respectively arranged between two polaroids.
11. liquid crystal touch control screen as claimed in claim 7, it is characterised in that:
First conducting electrode layer is a driving electrodes, and second conducting electrode layer is a receiving electrode；Or
First conducting electrode layer is a receiving electrode, and second conducting electrode layer is a driving electrodes.
12. a kind of manufacturing method of liquid crystal touch control screen, it is characterised in that: the manufacturing method the following steps are included:
S10: one first polaroid is provided；
S20: one first glass substrate is set on first polaroid；
S30: a liquid crystal layer is set on the glass substrate；
S40: one second glass substrate is set on the liquid crystal layer；
S50: a colored filter is set on second glass substrate；
S60: one first conducting electrode layer is set in the colorized optical filtering on piece；
S70: one second conducting electrode layer is set on first conducting electrode layer；And
S80: one second polaroid is set on second conducting electrode layer.
13. the manufacturing method of liquid crystal touch control screen as claimed in claim 12, it is characterised in that: in step S80, described second partially
Mating plate is set to the top side of the liquid crystal touch control screen, on second polaroid and not set any upper cover film layer, and
Second polaroid is directly contacted with external environment.
14. the manufacturing method of liquid crystal touch control screen as claimed in claim 12, it is characterised in that: after step S50 and in step
Before S60, one optical cement is set in the colorized optical filtering on piece, configuration is to by the colored filter and described first conductive
Pole layer gluing.
15. the manufacturing method of liquid crystal touch control screen as claimed in claim 12, it is characterised in that: after the step s 70 and in step
Before S80, an optical cement is set on first conducting electrode layer, configuration is to by first conducting electrode layer and described second
Conducting electrode layer gluing.
16. the manufacturing method of liquid crystal touch control screen as claimed in claim 12, it is characterised in that: after step S80 and in step
Before S90, an optical cement is set on second conducting electrode layer described, configuration is to by second conducting electrode layer and institute
State the second polaroid gluing.
17. the manufacturing method of liquid crystal touch control screen as claimed in claim 7, it is characterised in that:
First conducting electrode layer is a driving electrodes, and second conducting electrode layer is a receiving electrode；Or
First conducting electrode layer is a receiving electrode, and second conducting electrode layer is a driving electrodes.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811328033.3A CN109343255A (en) | 2018-11-09 | 2018-11-09 | Liquid crystal touch control screen and its manufacturing method |
| PCT/CN2019/071686 WO2020093592A1 (en) | 2018-11-09 | 2019-01-15 | Liquid crystal touch control screen and method for manufacturing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811328033.3A CN109343255A (en) | 2018-11-09 | 2018-11-09 | Liquid crystal touch control screen and its manufacturing method |
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| CN109343255A true CN109343255A (en) | 2019-02-15 |
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ID=65312725
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811328033.3A Pending CN109343255A (en) | 2018-11-09 | 2018-11-09 | Liquid crystal touch control screen and its manufacturing method |
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| Country | Link |
|---|---|
| CN (1) | CN109343255A (en) |
| WO (1) | WO2020093592A1 (en) |
Cited By (1)
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| CN110471560A (en) * | 2019-07-29 | 2019-11-19 | 深圳市华星光电技术有限公司 | Touch panel |
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| WO2020093592A1 (en) | 2020-05-14 |
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