CN207051875U - A kind of in cell screen panels - Google Patents
A kind of in cell screen panels Download PDFInfo
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- CN207051875U CN207051875U CN201721065653.3U CN201721065653U CN207051875U CN 207051875 U CN207051875 U CN 207051875U CN 201721065653 U CN201721065653 U CN 201721065653U CN 207051875 U CN207051875 U CN 207051875U
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- conductive layer
- contact
- antistatic
- polaroid
- colored filter
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Abstract
The utility model discloses a kind of in cell screen panels, by adding one layer of conductive layer between colored filter and Antistatic polaroid, and be connected the conductive layer with TFT glass by silver paste, so as to which the electrostatic between colored filter and Antistatic polaroid be guided；Because the setting technological requirement and difficulty of contact are high, the resistance of the conductive layer set in the utility model is very low, and with Antistatic polaroid bump contact, now only need to set the contact can in very little region to guide the electrostatic of whole Antistatic polaroid on the electrically conductive, so as to reduce the difficulty of contact setting, to improve the production yield of in cell screen panels；And due to will not depart from substantially because of the influence of environment between conductive layer and Antistatic polaroid, stability is higher in use.
Description
Technical field
Electronic curtain field is the utility model is related to, more particularly to a kind of in-cell screen panels.
Background technology
With the continuous popularization of mobile device in recent years, display device necessary to mobile device also changes in continuous renewal
Generation.
In recent years, by the design integrated with liquid crystal panel of external touch panel mobile device increasingly popularization.
The touch panel method integrated with liquid crystal panel generally there are into two methods of in-cell and on-cell now.Wherein in-
Cell is the product city of a kind of method being embedded into touch panel function in liquid crystal pixel, at this stage in-cell screen panels
Field occupation rate constantly increases.But electrostatic can be produced between the polaroid and optical filter in in-cell screen panels,
Judgement when influencing whether to touch to touch location so that in-cell screen panels can not accurately identify what user touched
Accurate location.
Fig. 1 and Fig. 2 are refer to, Fig. 1 is the side structure schematic view of in-cell screen panels in the prior art；Fig. 2 is existing
There is the overlooking the structure diagram of in-cell screen panels in technology.The surface of existing in-cell screen panels is necessarily provided with
The Antistatic polaroid 1 of high impedance, and need the silver paste 4 of setting and the above-mentioned bump contact of Antistatic polaroid 1 will be anti-
Electrostatic between electrostatic polaroid 1 and colored filter 2 is directed at TFT glass 3.
But the production yield in existing in-cell screen panels is relatively low, and using into middle less stable.
Utility model content
The purpose of this utility model is to provide a kind of in-cell screen panels, can effectively improve in-cell screen panels
Production yield, and improve stability in use.
In order to solve the above technical problems, the utility model provides a kind of in-cell screen panels, the panel includes：It is thin
Film field-effect transistor glass, colored filter, Antistatic polaroid and conductive layer；
The Antistatic polaroid is covered in the colored filter upper surface, and the colored filter is covered in described thin
Film field-effect transistor glass top surface, is provided with the conduction between the colored filter and the Antistatic polaroid
Layer；The difference of the width of the conductive layer and the width of the Antistatic polaroid is less than threshold value set in advance, the conduction
Layer is connected with the TFT glass by contact.
Optionally, the TFT glass, the colored filter, the Antistatic polaroid and described
The width of conductive layer is consistent.
Optionally, any side of the panel in the longitudinal direction is distributed into a ladder, and the conductive layer includes first
Conductive region and the second conductive region, first conductive region connect with the Antistatic polaroid and the colored filter
Touch, second conductive region only contacts with the colored filter with sheet glass prominent among the Antistatic polaroid.
Optionally, any side distribution in a concave shape of the panel in the longitudinal direction, the conductive layer are led including first
Electric region and the second conductive region, first conductive region connect with the Antistatic polaroid and the colored filter
Touch, second conductive region only contacts with the Antistatic polaroid.
Optionally, the contact includes the first contact and the second contact, conductive layer top described in first contact portion
With the TFT glass top, conductive layer bottom described in second contact portion and the thin film field-effect
Transistor glass bottom.
Optionally, first contact and second contact are silver paste.
Optionally, the conductive layer is ito thin film glass.
Optionally, the set-up mode of the conductive layer includes：Coating, sputter and metal coating.
A kind of in-cell screen panels provided by the utility model, by colored filter and Antistatic polaroid
Between add one layer of conductive layer, and the conductive layer is connected by silver paste with TFT glass, so that by coloured silk
Electrostatic between colo(u)r filter and Antistatic polaroid guides；Because the setting technological requirement and difficulty of contact are high, this reality
Resistance with the conductive layer of new middle setting is very low, and with Antistatic polaroid bump contact, now only need in conduction
The contact can in very little region is set to guide the electrostatic of whole Antistatic polaroid on layer, so as to reduce contact setting
Difficulty, to improve the production yield of in-cell screen panels；And due to substantially will not between conductive layer and Antistatic polaroid
Depart from because of the influence of environment, stability is higher in use.
Brief description of the drawings
For clearer explanation the utility model embodiment or the technical scheme of prior art, below will to embodiment or
The required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
Some embodiments of the utility model, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the side structure schematic view of in-cell screen panels in the prior art；
Fig. 2 is the overlooking the structure diagram of in-cell screen panels in the prior art；
The side structure schematic view for the first in-cell screen panel that Fig. 3 is provided by the utility model embodiment；
The overlooking the structure diagram for the first in-cell screen panel that Fig. 4 is provided by the utility model embodiment；
The side structure schematic view for second of in-cell screen panel that Fig. 5 is provided by the utility model embodiment.
Embodiment
Core of the present utility model is to provide a kind of in-cell screen panels.In the prior art, it is necessary to be provided with and resist
The Antistatic polaroid 1 is connected by the silver paste 4 of the bump contact of electrostatic polaroid 1 with TFT glass 3, from
And guide the electrostatic between colored filter 2 and Antistatic polaroid 1.But set silver paste 4 point silver paste technological requirement and
Difficulty is high, and when large area sets silver paste 4, the yield of product is than relatively low, and its thickness is frequent during large area setting silver paste 4
It is uneven；In use, the temperature of in-cell screen panels is generally higher, antistatic due to expanding with heat and contract with cold
Polaroid 1 and silver paste 4 can all deform upon, but the parameter such as the temperature of two kinds of materials and coefficient of expansion and differ, and cause
Antistatic polaroid 1 can depart from silver paste 4, and stability is relatively low in use.
And a kind of in-cell screen panels that the utility model embodiment is provided, by colored filter 200 with it is anti-
One layer of conductive layer 500 is added between electrostatic polaroid 100, and the conductive layer 500 is passed through into silver paste and thin film field-effect crystal
Pipe glass 300 connects, so as to which the electrostatic between colored filter 200 and Antistatic polaroid 100 be guided；Due to contact 400
Setting technological requirement and difficulty it is high, the resistance of the conductive layer 500 set in the utility model is very low, and with it is antistatic
The bump contact of polaroid 100, now only need to set the can of contact 400 in very little region will be whole on conductive layer 500
The electrostatic of Antistatic polaroid 100 guides, so as to reduce the difficulty of the setting of contact 400, to improve in-cell screen panels
Production yield；And due to will not depart from substantially because of the influence of environment between conductive layer 500 and Antistatic polaroid 100,
Stability is higher in use.
In order that those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in further detail for mode.Obviously, described embodiment is only the utility model part
Embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not doing
Go out under the premise of creative work the every other embodiment obtained, belong to the scope of the utility model protection.
It refer to Fig. 3, Fig. 4 and Fig. 5, the first in-cell screen panel that Fig. 3 is provided by the utility model embodiment
Side structure schematic view；The plan structure for the first in-cell screen panel that Fig. 4 is provided by the utility model embodiment
Schematic diagram；The side structure schematic view for second of in-cell screen panel that Fig. 5 is provided by the utility model embodiment.
In the utility model embodiment, in-cell screen panels include TFT glass 300, coloured silk
Colo(u)r filter 200, Antistatic polaroid 100 and conductive layer 500.
It is integrated with wherein TFT glass 300, i.e. TFT (Thin Film Transisitor) glass
Substantial amounts of thin film transistor (TFT), and each pixel in whole in-cell screen panels is driven by thin film transistor (TFT)
, so that in-cell screen panels have the advantages that high-responsivity, high brightness and high-contrast.
Colored filter 200, i.e. CF (Color Filter) glass, is a kind of optical filter of apparent color, it can
The small range wave band light wave for being intended to pass through with accurate selection, and reflect away other wave bands for being not intended to pass through.Colored filter 200 is logical
The front of light source is often arranged on, human eye is received some color light of saturation.It is color in the utility model embodiment
Colo(u)r filter 200 is typically to be covered in the upper surface of TFT glass 300, with the thin film field-effect crystal
Pipe glass 300 contacts with each other.
Antistatic polaroid 100, i.e. AS (Anti-Static) polaroid, is a kind of polaroid of high impedance, in polaroid
PSA (pressure sensitive adhesive, Chinese referred to as：Pressure sensitive adhesive) conducting particles is added in glue, so that
Polaroid carries the function of static conductive.Antistatic polaroid 100 is typically to be covered in the upper surface of colored filter 200, with
The colored filter 200 contacts with each other, so as to which the electrostatic between Antistatic polaroid 100 and colored filter 200 be guided,
And it is enriched in the edge of Antistatic polaroid 100.
Above-mentioned conductive layer 500 is arranged between the colored filter 200 and the Antistatic polaroid 100, and it hinders
It is anti-smaller under normal circumstances, therefore the convenient above-mentioned electrostatic of walking guide, but because the impedance of conductive layer 500 is very small, if covering
The colored filter 200 of lid large area, user is also resulted in when touching screen, in-cell screen panels identification user touches
It is very low to touch the precision in region, thus the conductive layer 500 be typically in the direction of the width with the 100 big face of Antistatic polaroid
While product contact, the region of very little is only covered in the longitudinal direction, so that described in the covering that conductive layer 500 will not be excessive
Antistatic polaroid 100.
In the utility model embodiment, the width of the conductive layer 500 and the width of the Antistatic polaroid 100
Difference is less than threshold value set in advance, will not be very big under the usual market condition of the threshold value, with ensure conductive layer 500 in the direction of the width with
The bump contact of Antistatic polaroid 100.It is, of course, preferable to mode be the conductive layer 500 and the antistatic polarisation
The width of piece 100 is consistent, further, the TFT glass 300, the colored filter 200, described anti-
Electrostatic polaroid 100 is consistent with the width of the conductive layer 500, so as to ensure that the conductive layer 500 can preferably will be quiet
Conductance is from the Antistatic polaroid 100.
In the utility model embodiment, the conductive layer 500 is generally very good from transmitance and electric conductivity
ITO electropanes, i.e. Indium-tin Oxide Transparent Conductive Film glass.Certainly, in the utility model embodiment, it can also be selected
His material makes conductive layer 500, is not specifically limited herein, when particular situation depending on.
Setting the mode of the conductive layer 500 has many kinds, there is the modes such as coating, sputter and metal coating under normal circumstances
The conductive layer 500 is set.The conductive layer 500 can certainly be set from other modes, in the utility model not
It is specifically limited.
Imitated after conductive layer 500 is set up, it is necessary to set contact 400 with connecting the conductive layer 500 with the thin film field
Transistor glass 300 is answered, really could be guided the electrostatic, the conductive layer 500 is not so still enriched in and resists with described
Electrostatic polaroid frontside edge.The contact 400 is silver paste under normal circumstances.
Fig. 4 is refer to, because the conductive layer 500 is low-impedance conductive layer 500, electric conductivity is good, so setting
Being contacted with the conductive layer 500 for large area is not needed when putting the contact 400, it is only necessary to the small area of conductive layer 500
Contact can guide the electrostatic.When setting the contact 400, it will usually which two contacts, respectively the first contact are set
401 and second contact 402, first contact 401 connect the top of the upper surface of conductive layer 500 and the thin film field-effect
The top of transistor glass 300, second contact 402 connects the bottom of the upper surface of conductive layer 500 and the thin film field is imitated
Answer the bottom of transistor glass 300.Certainly, in the utility model embodiment, a contact can be provided only with, or set
There are many contacts, be not especially limited in the utility model embodiment.Relevant above-mentioned contact, it is to select under normal circumstances
Silver paste is as contact.
In the in-cell screen panels that the utility model embodiment is provided, there is provided two kinds of relevant in-cell screen covers
The concrete structure of plate, the first：Any side of the panel in the longitudinal direction is distributed into a ladder, the conductive layer 500
Including the first conductive region 501 and the second conductive region 502, first conductive region 501 and the Antistatic polaroid 100
Contacted with the colored filter 200, second conductive region 502 only with the colored filter 200 with it is described anti-quiet
Prominent sheet glass contact among electric polaroid 100；Second：In a concave shape point of any side of the panel in the longitudinal direction
Cloth, the conductive layer 500 include the first conductive region 501 and the second conductive region 502, first conductive region 501 and institute
State Antistatic polaroid 100 and the colored filter 200 contact, second conductive region 502 only with it is described antistatic
Polaroid 100 contacts.Above two structure facilitates the making and installation of contact 400, it is of course also possible to from other knots
Structure, it is not specifically limited in the utility model embodiment.
Fig. 3 is refer to, any side of the panel in the longitudinal direction is distributed into a ladder, is from upper under normal circumstances
Arrive down, stepped distribution, step is upwardly.The conductive layer 500 is divided to for two regions, respectively the first conductive region 501
With the second conductive region 502, first conductive region 501 is clipped in colored filter 200 between Antistatic polaroid 100,
Second conductive region 502 only contacts with the colored filter 200, i.e. the upper surface of the conductive layer 500 is exposed, and
Contact 400 is set to connect upper surface and the TFT glass of second conductive region 502 in the upper surface
300, to guide electrostatic.
It refer to Fig. 5, any side distribution in a concave shape of the panel in the longitudinal direction, i.e. Antistatic polaroid 100
To exceed the segment distance of colored filter 200 1 with TFT glass 300.First conductive region 501 is clipped in
Colored filter 200 between Antistatic polaroid 100, second conductive region 502 only with the Antistatic polaroid 100
Contact, the i.e. lower surface of the conductive layer 500 are exposed, and set contact 400 to connect second conduction region in the lower surface
The upper surface in domain 502 and TFT glass 300, to guide electrostatic.
A kind of in-cell screen panels that the utility model embodiment is provided, by quiet with resisting in colored filter 200
One layer of conductive layer 500 is added between electric polaroid 100, and the conductive layer 500 is passed through into silver paste and TFT
Glass 300 connects, so as to which the electrostatic between colored filter 200 and Antistatic polaroid 100 be guided；Due to contact 400
Set technological requirement and difficulty it is high, the resistance of the conductive layer 500 set in the utility model is very low, and with it is antistatic partially
The bump contact of mating plate 100, now only need to set the can of contact 400 in very little region entirely to resist on conductive layer 500
The electrostatic of electrostatic polaroid 100 guides, so as to reduce the difficulty of the setting of contact 400, to improve the life of in-cell screen panels
Produce yield；And due to will not depart from substantially because of the influence of environment between conductive layer 500 and Antistatic polaroid 100,
Stability is higher during use.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be with it is other
The difference of embodiment, between each embodiment same or similar part mutually referring to.For dress disclosed in embodiment
For putting, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is referring to method part
Explanation.
A kind of in-cell screen panels provided by the utility model are described in detail above.It is used herein
Specific case is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help
Understand method and its core concept of the present utility model.It should be pointed out that for those skilled in the art,
On the premise of not departing from the utility model principle, some improvement and modification can also be carried out to the utility model, these improve and
Modification is also fallen into the protection domain of the utility model claims.
Claims (8)
1. a kind of in-cell screen panels, it is characterised in that the panel includes：TFT glass, colored filter
Mating plate, Antistatic polaroid and conductive layer；
The Antistatic polaroid is covered in the colored filter upper surface, and the colored filter is covered in the thin film field
Effect transistor glass top surface, the conductive layer is provided between the colored filter and the Antistatic polaroid；Institute
The difference for stating the width of conductive layer and the width of the Antistatic polaroid is less than threshold value set in advance, the conductive layer and institute
TFT glass is stated by contact to be connected.
2. panel according to claim 1, it is characterised in that the TFT glass, the colored filter
Mating plate, the Antistatic polaroid are consistent with the width of the conductive layer.
3. panel according to claim 2, it is characterised in that any side of the panel in the longitudinal direction is into ladder
Shape is distributed, and the conductive layer includes the first conductive region and the second conductive region, first conductive region with it is described antistatic
Polaroid and the colored filter contact, second conductive region only with the colored filter with it is described it is antistatic partially
Prominent sheet glass contact among mating plate.
4. panel according to claim 2, it is characterised in that any side of the panel in the longitudinal direction is in a concave shape
Distribution, the conductive layer include the first conductive region and the second conductive region, first conductive region with it is described antistatic inclined
Mating plate and the colored filter contact, and second conductive region only contacts with the Antistatic polaroid.
5. panel according to claim 1, it is characterised in that the contact includes the first contact and the second contact, described
Conductive layer top described in first contact portion and the TFT glass top, described in second contact portion
Conductive layer bottom and the TFT glass bottom.
6. panel according to claim 5, it is characterised in that first contact and second contact are silver paste.
7. panel according to claim 1, it is characterised in that the conductive layer is ito thin film glass.
8. panel according to claim 1, it is characterised in that the set-up mode of the conductive layer includes：Coating, sputter and
Metal coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721065653.3U CN207051875U (en) | 2017-08-23 | 2017-08-23 | A kind of in cell screen panels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721065653.3U CN207051875U (en) | 2017-08-23 | 2017-08-23 | A kind of in cell screen panels |
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| Publication Number | Publication Date |
|---|---|
| CN207051875U true CN207051875U (en) | 2018-02-27 |
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ID=61504109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721065653.3U Active CN207051875U (en) | 2017-08-23 | 2017-08-23 | A kind of in cell screen panels |
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| CN (1) | CN207051875U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931867A (en) * | 2018-10-19 | 2018-12-04 | 信利光电股份有限公司 | A kind of liquid crystal display die set |
| CN109256035A (en) * | 2018-09-14 | 2019-01-22 | Oppo（重庆）智能科技有限公司 | Display screen, the manufacturing method of display screen and electronic equipment |
-
2017
- 2017-08-23 CN CN201721065653.3U patent/CN207051875U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256035A (en) * | 2018-09-14 | 2019-01-22 | Oppo（重庆）智能科技有限公司 | Display screen, the manufacturing method of display screen and electronic equipment |
| CN108931867A (en) * | 2018-10-19 | 2018-12-04 | 信利光电股份有限公司 | A kind of liquid crystal display die set |
| CN108931867B (en) * | 2018-10-19 | 2024-03-12 | 信利光电股份有限公司 | Liquid crystal display module |
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